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| author | Thomas Lively <7121787+tlively@users.noreply.github.com> | 2021-07-12 17:37:47 -0700 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2021-07-12 17:37:47 -0700 |
| commit | d22bc1c5dc2685b2c3f9ee004197da249c2b416e (patch) | |
| tree | 7dbc246d468e91c1a2602e64fb8c0df3b1a54156 /test/lit/passes | |
| parent | 58ce30422a24f44dcac6f5d1b6950d900582f0f2 (diff) | |
| download | binaryen-d22bc1c5dc2685b2c3f9ee004197da249c2b416e.tar.gz binaryen-d22bc1c5dc2685b2c3f9ee004197da249c2b416e.tar.bz2 binaryen-d22bc1c5dc2685b2c3f9ee004197da249c2b416e.zip | |
Port test/passes/flatten* to lit (#3971)
Diffstat (limited to 'test/lit/passes')
| -rw-r--r-- | test/lit/passes/flatten_all-features.wast | 3538 | ||||
| -rw-r--r-- | test/lit/passes/flatten_dfo_O3_enable-threads.wast | 272 | ||||
| -rw-r--r-- | test/lit/passes/flatten_i64-to-i32-lowering.wast | 667 | ||||
| -rw-r--r-- | test/lit/passes/flatten_local-cse_Os.wast | 71 | ||||
| -rw-r--r-- | test/lit/passes/flatten_local-cse_all-features.wast | 1139 | ||||
| -rw-r--r-- | test/lit/passes/flatten_rereloop.wast | 1975 | ||||
| -rw-r--r-- | test/lit/passes/flatten_simplify-locals-nonesting_dfo_O3.wast | 171 | ||||
| -rw-r--r-- | test/lit/passes/flatten_simplify-locals-nonesting_souperify-single-use_enable-threads.wast | 4606 | ||||
| -rw-r--r-- | test/lit/passes/flatten_simplify-locals-nonesting_souperify_enable-threads.wast | 4674 |
9 files changed, 17113 insertions, 0 deletions
diff --git a/test/lit/passes/flatten_all-features.wast b/test/lit/passes/flatten_all-features.wast new file mode 100644 index 000000000..5e8cfe25c --- /dev/null +++ b/test/lit/passes/flatten_all-features.wast @@ -0,0 +1,3538 @@ +;; NOTE: Assertions have been generated by update_lit_checks.py --all-items and should not be edited. +;; NOTE: This test was ported using port_test.py and could be cleaned up. + +;; RUN: foreach %s %t wasm-opt --flatten --all-features -S -o - | filecheck %s + +(module + ;; CHECK: (type $2 (func (result i32))) + + ;; CHECK: (type $1 (func)) + + ;; CHECK: (type $ii (func (param i32 i32))) + (type $ii (func (param i32 i32))) + (type $1 (func)) + (type $2 (func (result i32))) + ;; CHECK: (type $3 (func (param i32) (result i32))) + (type $3 (func (param i32) (result i32))) + ;; CHECK: (type $none_=>_f32 (func (result f32))) + + ;; CHECK: (type $4 (func (param i64 i64) (result i64))) + (type $4 (func (param i64 i64) (result i64))) + ;; CHECK: (type $none_=>_anyref (func (result anyref))) + + ;; CHECK: (global $x (mut i32) (i32.const 0)) + (global $x (mut i32) (i32.const 0)) + (table 1 1 funcref) + (elem (i32.const 0) $call-me) + ;; CHECK: (memory $0 10) + (memory $0 10) + ;; CHECK: (table $0 1 1 funcref) + + ;; CHECK: (elem (i32.const 0) $call-me) + + ;; CHECK: (func $a1 + ;; CHECK-NEXT: (local $0 i32) + ;; CHECK-NEXT: (local.set $0 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $a1 + (drop (i32.add (i32.const 0) (i32.const 1))) + ) + ;; CHECK: (func $a2 (result i32) + ;; CHECK-NEXT: (local $0 i32) + ;; CHECK-NEXT: (local.set $0 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $a2 (result i32) + (i32.add (i32.const 0) (i32.const 1)) + ) + ;; CHECK: (func $a3 (result i32) + ;; CHECK-NEXT: (local $0 i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (block $block + ;; CHECK-NEXT: (local.set $0 + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (local.get $0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $a3 (result i32) + (i32.add + (i32.const 0) + (block (result i32) + (i32.const 1) + ) + ) + ) + ;; CHECK: (func $a4 + ;; CHECK-NEXT: (local $0 i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (block $block + ;; CHECK-NEXT: (local.set $0 + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (local.get $0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $a4 + (drop + (i32.add + (i32.const 0) + (block (result i32) + (i32.const 1) + ) + ) + ) + ) + ;; CHECK: (func $a5 (result i32) + ;; CHECK-NEXT: (local $0 i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (block $block + ;; CHECK-NEXT: (local.set $0 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (local.get $0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block $block0 + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $a5 (result i32) + (i32.add + (block (result i32) + (i32.const 0) + ) + (block (result i32) + (i32.const 1) + ) + ) + ) + ;; CHECK: (func $a6 (result i32) + ;; CHECK-NEXT: (local $x i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (block $block + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block $block1 + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $5 + ;; CHECK-NEXT: (local.get $4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $6 + ;; CHECK-NEXT: (local.get $5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $7 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: (local.get $6) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $7) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $a6 (result i32) + (local $x i32) + (i32.add + (block (result i32) + (local.tee $x + (i32.const 0) + ) + ) + (block (result i32) + (local.tee $x + (i32.const 1) + ) + ) + ) + ) + ;; CHECK: (func $a7 (result i32) + ;; CHECK-NEXT: (local $x i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (block $block + ;; CHECK-NEXT: (block $block2 + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block $block3 + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $5 + ;; CHECK-NEXT: (local.get $4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $6 + ;; CHECK-NEXT: (local.get $5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $7 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: (local.get $6) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $8 + ;; CHECK-NEXT: (local.get $7) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $9 + ;; CHECK-NEXT: (local.get $8) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $9) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $a7 (result i32) + (local $x i32) + (block (result i32) + (i32.add + (block (result i32) + (local.tee $x + (i32.const 0) + ) + ) + (block (result i32) + (local.tee $x + (i32.const 1) + ) + ) + ) + ) + ) + ;; CHECK: (func $a8 (result i32) + ;; CHECK-NEXT: (local $x i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (block $outer + ;; CHECK-NEXT: (block $inner + ;; CHECK-NEXT: (block $block + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (i32.const -1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br $inner) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br $outer) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block $block4 + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br $outer) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $5 + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $6 + ;; CHECK-NEXT: (local.get $5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $7 + ;; CHECK-NEXT: (local.get $6) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $8 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $4) + ;; CHECK-NEXT: (local.get $7) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (local.get $8) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $9 + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (local.get $9) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $10 + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $10) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $a8 (result i32) + (local $x i32) + (block $outer (result i32) + (block $inner (result i32) + (i32.add + (block (result i32) + (br $inner + (i32.const -1) + ) + (br $outer + (i32.const 0) + ) + (i32.const 1) + ) + (block (result i32) + (br $outer + (i32.const 2) + ) + (local.tee $x + (i32.const 3) + ) + ) + ) + ) + ) + ) + ;; CHECK: (func $a9 (result i32) + ;; CHECK-NEXT: (local $0 i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (loop $outer + ;; CHECK-NEXT: (loop $inner + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (br_if $outer + ;; CHECK-NEXT: (i32.const -1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $0 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (local.get $0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $5 + ;; CHECK-NEXT: (local.get $4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $6 + ;; CHECK-NEXT: (local.get $5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $6) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $a9 (result i32) + (loop $outer (result i32) + (loop $inner (result i32) + (br_if $outer (i32.const -1)) + (i32.add + (i32.const 0) + (i32.const 1) + ) + ) + ) + ) + ;; CHECK: (func $a10 (result i32) + ;; CHECK-NEXT: (local $x i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (block $outer + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br_if $outer + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br_if $outer + ;; CHECK-NEXT: (i32.const 3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $5 + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (i32.const 4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br_if $outer + ;; CHECK-NEXT: (local.get $5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $6 + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $6) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 6) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $7 + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 7) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $8 + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (local.get $7) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br_if $outer + ;; CHECK-NEXT: (local.get $8) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $9 + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $9) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (i32.const 8) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br $outer) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $10 + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $10) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $a10 (result i32) + (local $x i32) + (block $outer (result i32) + (drop (br_if $outer (i32.const 0) (i32.const 1))) + (drop (br_if $outer (local.tee $x (i32.const 2)) (i32.const 3))) + (drop (br_if $outer (i32.const 4) (local.tee $x (i32.const 5)))) + (drop (br_if $outer (local.tee $x (i32.const 6)) (local.tee $x (i32.const 7)))) + (br $outer (i32.const 8)) + ) + ) + ;; CHECK: (func $a11 + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $a11 + (if (i32.const 0) + (drop (i32.const 1)) + ) + ) + ;; CHECK: (func $a12 (result i32) + ;; CHECK-NEXT: (local $0 i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: (local.set $0 + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $0 + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (local.get $0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $a12 (result i32) + (if (result i32) (i32.const 0) + (i32.const 1) + (i32.const 2) + ) + ) + ;; CHECK: (func $a13 (result i32) + ;; CHECK-NEXT: (local $0 i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (block $x + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $0 + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (local.get $0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br_table $x + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $a13 (result i32) + (block $x i32 + (if i32 + (br_table $x (i32.const 2) (i32.const 0)) + (i32.const 0) + (i32.const 1) + ) + ) + ) + ;; CHECK: (func $a14 (result i32) + ;; CHECK-NEXT: (local $0 i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (block $block + ;; CHECK-NEXT: (local.set $0 + ;; CHECK-NEXT: (i32.const 7) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (local.get $0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br_table $block + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (select + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $a14 (result i32) + (block i32 + (select + (i32.const 0) (i32.const 1) (br_table 0 (i32.const 7) (i32.const 1)) + ) + ) + ) + ;; CHECK: (func $a15 + ;; CHECK-NEXT: (local $0 i32) + ;; CHECK-NEXT: (local $1 f32) + ;; CHECK-NEXT: (local $2 f32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $0 + ;; CHECK-NEXT: (i32.load16_u + ;; CHECK-NEXT: (i32.const 53) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $0) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $label$3 + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + (func $a15 + (if + (i32.load16_u + (i32.const 53) + ) + (unreachable) + (drop + (block $label$3 (result f32) + (unreachable) + ) + ) + ) + ) + ;; CHECK: (func $a16 (result i32) + ;; CHECK-NEXT: (local $x i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (block $label$1 + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block $label$2 + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (i32.eqz + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $5 + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br_if $label$1 + ;; CHECK-NEXT: (local.get $4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $6 + ;; CHECK-NEXT: (local.get $5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $6) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $5 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $7 + ;; CHECK-NEXT: (local.get $5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $7) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $a16 (result i32) + (local $x i32) + (block $label$1 (result i32) + (drop + (br_if $label$1 + (local.tee $x ;; set here, then it is undone later, but this value is used, not the contents of $x! + (i32.const 1) + ) + (i32.eqz ;; 0 into 1, so take the br_if + (block $label$2 (result i32) + (local.set $x + (i32.const 0) ;; undo the above tee + ) + (i32.const 0) + ) + ) + ) + ) + (i32.const 0) + ) + ) + ;; CHECK: (func $a17 (result f32) + ;; CHECK-NEXT: (local $var$0 f32) + ;; CHECK-NEXT: (local $1 f32) + ;; CHECK-NEXT: (local $2 f32) + ;; CHECK-NEXT: (local $3 f32) + ;; CHECK-NEXT: (local $4 f32) + ;; CHECK-NEXT: (local $5 f32) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (local.get $var$0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $var$0 + ;; CHECK-NEXT: (f32.const -137438953472) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (local.get $var$0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (local.get $var$0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (select + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $5 + ;; CHECK-NEXT: (f32.max + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: (local.get $4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $a17 (result f32) + (local $var$0 f32) + (f32.max + (local.get $var$0) + (select + (local.tee $var$0 + (f32.const -137438953472) + ) + (local.get $var$0) + (i32.const 0) + ) + ) + ) + ;; CHECK: (func $a18 (result i32) + ;; CHECK-NEXT: (local $0 i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (block $label$1 + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (local.set $0 + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br_if $label$1 + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (i32.load + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (local.get $0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $a18 (result i32) + (block $label$1 (result i32) + (i32.load16_s + (drop ;; an unreachable drop. one we move its contents outside, it should stay unreachable + (br_if $label$1 + (i32.const 1) + (unreachable) + ) + ) + ) + ) + ) + ;; CHECK: (func $a19 (result f32) + ;; CHECK-NEXT: (block $label$0 + ;; CHECK-NEXT: (block $label$1 + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (f32.const 4289944320) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (select + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (i32.const 65535) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + (func $a19 (result f32) + (block $label$0 + (block $label$1 + (drop + (select + (unreachable) ;; move this out, so it happens before the return + (return + (f32.const 4289944320) + ) + (i32.const 65535) + ) + ) + ) + ) + ) + ;; CHECK: (func $call-me (param $0 i32) (param $1 i32) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: ) + (func $call-me (param $0 i32) (param $1 i32) + (nop) + ) + ;; CHECK: (func $code-to-kill + ;; CHECK-NEXT: (local $x i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (block $out + ;; CHECK-NEXT: (br $out) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br_table $out $out $out $out + ;; CHECK-NEXT: (i32.const 3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (call $code-to-kill) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $out1 + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $out3 + ;; CHECK-NEXT: (return) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block $out4 + ;; CHECK-NEXT: (br_table $out4 $out4 $out4 $out4 + ;; CHECK-NEXT: (i32.const 4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block $out5 + ;; CHECK-NEXT: (br_if $out5 + ;; CHECK-NEXT: (i32.const 3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $block4 + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $out8 + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $out9 + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $out11 + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $out13 + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $out15 + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $6 + ;; CHECK-NEXT: (local.get $5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $6) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block $out16 + ;; CHECK-NEXT: (block $in + ;; CHECK-NEXT: (br_if $out16 + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $block11 + ;; CHECK-NEXT: (block $out18 + ;; CHECK-NEXT: (block $in19 + ;; CHECK-NEXT: (br_if $in19 + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (i32.const 10) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block $out20 + ;; CHECK-NEXT: (block $in21 + ;; CHECK-NEXT: (br_table $out20 $in21 + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block $out22 + ;; CHECK-NEXT: (block $in23 + ;; CHECK-NEXT: (br_table $in23 $out22 + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $block13 + ;; CHECK-NEXT: (block $out25 + ;; CHECK-NEXT: (block $in26 + ;; CHECK-NEXT: (br_table $in26 $in26 + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (i32.const 10) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $block15 + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (i32.const 10) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (i32.const 42) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (return) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (loop $loop-in18 + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block $out29 + ;; CHECK-NEXT: (loop $in30 + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (br_if $out29 + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $block20 + ;; CHECK-NEXT: (loop $in32 + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (br_if $in32 + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (i32.const 10) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (call $call-me + ;; CHECK-NEXT: (i32.const 123) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (call $call-me + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 3) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (call $call-me + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const -1) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (call_indirect $0 (type $ii) + ;; CHECK-NEXT: (i32.const 123) + ;; CHECK-NEXT: (i32.const 456) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const -2) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (call_indirect $0 (type $ii) + ;; CHECK-NEXT: (i32.const 139) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const -3) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (call_indirect $0 (type $ii) + ;; CHECK-NEXT: (i32.const 246) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const -4) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (call_indirect $0 (type $ii) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 11) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 22) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (i32.load + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 33) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (i32.store + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 44) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (i32.store + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 55) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (i32.store + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 66) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (i32.eqz + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 77) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 88) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 99) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 100) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (select + ;; CHECK-NEXT: (i32.const 123) + ;; CHECK-NEXT: (i32.const 456) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 101) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (select + ;; CHECK-NEXT: (i32.const 123) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (i32.const 456) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 102) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (select + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (i32.const 123) + ;; CHECK-NEXT: (i32.const 456) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (i32.const 1337) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $code-to-kill + (local $x i32) + (block $out + (br $out) + (drop + (i32.const 0) + ) + (if + (i32.const 1) + (drop + (i32.const 2) + ) + ) + (br_table $out $out $out $out + (i32.const 3) + ) + (call $code-to-kill) + ) + (if + (i32.const 0) + (block $out1 + (unreachable) + (drop + (i32.const 0) + ) + ) + ) + (if + (i32.const 0) + (block $out3 + (return) + (drop + (i32.const 0) + ) + ) + ) + (block $out4 + (br_table $out4 $out4 $out4 $out4 + (i32.const 4) + ) + (drop + (i32.const 0) + ) + ) + (block $out5 + (br_if $out5 + (i32.const 3) + ) + (drop + (i32.const 0) + ) + ) + (if + (i32.const 0) + (block $block4 + (if + (i32.const 0) + (block $out8 + (unreachable) + (drop + (i32.const 0) + ) + ) + (block $out9 + (unreachable) + (drop + (i32.const 0) + ) + ) + ) + (drop + (i32.const 0) + ) + ) + ) + (if + (i32.const 0) + (drop + (block $out11 (result i32) + (br $out11 + (unreachable) + ) + (drop + (i32.const 0) + ) + (unreachable) + ) + ) + ) + (if + (i32.const 0) + (drop + (block $out13 (result i32) + (br_if $out13 + (unreachable) + (i32.const 0) + ) + (drop + (i32.const 0) + ) + (unreachable) + ) + ) + ) + (if + (i32.const 0) + (drop + (block $out15 (result i32) + (br_if $out15 + (unreachable) + (unreachable) + ) + (drop + (i32.const 0) + ) + (unreachable) + ) + ) + ) + (block $out16 + (block $in + (br_if $out16 + (i32.const 1) + ) + ) + (unreachable) + ) + (if + (i32.const 0) + (block $block11 + (block $out18 + (block $in19 + (br_if $in19 + (i32.const 1) + ) + ) + (unreachable) + ) + (drop + (i32.const 10) + ) + ) + ) + (block $out20 + (block $in21 + (br_table $out20 $in21 + (i32.const 1) + ) + ) + (unreachable) + ) + (block $out22 + (block $in23 + (br_table $in23 $out22 + (i32.const 1) + ) + ) + (unreachable) + ) + (if + (i32.const 0) + (block $block13 + (block $out25 + (block $in26 + (br_table $in26 $in26 + (i32.const 1) + ) + ) + (unreachable) + ) + (drop + (i32.const 10) + ) + ) + ) + (if + (i32.const 0) + (block $block15 + (drop + (i32.const 10) + ) + (drop + (i32.const 42) + ) + (unreachable) + (return + (unreachable) + ) + (unreachable) + (return) + ) + ) + (if + (i32.const 0) + (loop $loop-in18 + (unreachable) + ) + ) + (block $out29 + (loop $in30 + (br_if $out29 + (i32.const 1) + ) + (unreachable) + ) + ) + (if + (i32.const 0) + (block $block20 + (loop $in32 + (br_if $in32 + (i32.const 1) + ) + (unreachable) + ) + (drop + (i32.const 10) + ) + ) + ) + (if + (i32.const 1) + (call $call-me + (i32.const 123) + (unreachable) + ) + ) + (if + (i32.const 2) + (call $call-me + (unreachable) + (i32.const 0) + ) + ) + (if + (i32.const 3) + (call $call-me + (unreachable) + (unreachable) + ) + ) + (if + (i32.const -1) + (call_indirect (type $ii) + (i32.const 123) + (i32.const 456) + (unreachable) + ) + ) + (if + (i32.const -2) + (call_indirect (type $ii) + (i32.const 139) + (unreachable) + (i32.const 0) + ) + ) + (if + (i32.const -3) + (call_indirect (type $ii) + (i32.const 246) + (unreachable) + (unreachable) + ) + ) + (if + (i32.const -4) + (call_indirect (type $ii) + (unreachable) + (unreachable) + (unreachable) + ) + ) + (if + (i32.const 11) + (local.set $x + (unreachable) + ) + ) + (if + (i32.const 22) + (drop + (i32.load + (unreachable) + ) + ) + ) + (if + (i32.const 33) + (i32.store + (i32.const 0) + (unreachable) + ) + ) + (if + (i32.const 44) + (i32.store + (unreachable) + (i32.const 0) + ) + ) + (if + (i32.const 55) + (i32.store + (unreachable) + (unreachable) + ) + ) + (if + (i32.const 66) + (drop + (i32.eqz + (unreachable) + ) + ) + ) + (if + (i32.const 77) + (drop + (i32.add + (unreachable) + (i32.const 0) + ) + ) + ) + (if + (i32.const 88) + (drop + (i32.add + (i32.const 0) + (unreachable) + ) + ) + ) + (if + (i32.const 99) + (i32.add + (unreachable) + (unreachable) + ) + ) + (if + (i32.const 100) + (drop + (select + (i32.const 123) + (i32.const 456) + (unreachable) + ) + ) + ) + (if + (i32.const 101) + (drop + (select + (i32.const 123) + (unreachable) + (i32.const 456) + ) + ) + ) + (if + (i32.const 102) + (drop + (select + (unreachable) + (i32.const 123) + (i32.const 456) + ) + ) + ) + (drop + (i32.const 1337) + ) + ) + ;; CHECK: (func $killer + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (i32.const 1000) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + (func $killer (type $1) + (unreachable) + (drop + (i32.const 1000) + ) + ) + ;; CHECK: (func $target + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (i32.const 2000) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $target (type $1) + (drop + (i32.const 2000) + ) + ) + ;; CHECK: (func $typed-block-none-then-unreachable (result i32) + ;; CHECK-NEXT: (local $0 i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (block $top-typed + ;; CHECK-NEXT: (block $switch$0 + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (br $switch$0) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (local.get $0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $typed-block-none-then-unreachable (type $2) (result i32) + (block $top-typed (result i32) + (block $switch$0 + (return + (i32.const 0) + ) + (br $switch$0) + ) + (return + (i32.const 1) + ) + ) + ) + ;; CHECK: (func $typed-block-remove-br-changes-type (param $$$0 i32) (result i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $switch$7 + ;; CHECK-NEXT: (block $switch-default$10 + ;; CHECK-NEXT: (block $switch-case$9 + ;; CHECK-NEXT: (block $switch-case$8 + ;; CHECK-NEXT: (br_table $switch-case$9 $switch-case$8 $switch-default$10 + ;; CHECK-NEXT: (i32.const -1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (local.get $$$0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (br $switch$7) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (local.get $$$0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $typed-block-remove-br-changes-type (type $3) (param $$$0 i32) (result i32) + (block $switch$7 + (block $switch-default$10 + (block $switch-case$9 + (block $switch-case$8 + (br_table $switch-case$9 $switch-case$8 $switch-default$10 + (i32.const -1) + ) + ) + ) + (return + (local.get $$$0) + ) + (br $switch$7) + ) + (return + (local.get $$$0) + ) + ) + (return + (i32.const 0) + ) + ) + ;; CHECK: (func $global + ;; CHECK-NEXT: (local $0 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (local.set $0 + ;; CHECK-NEXT: (global.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (global.set $x + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + (func $global (type $1) + (unreachable) + (drop + (global.get $x) + ) + (global.set $x + (i32.const 1) + ) + ) + ;; CHECK: (func $ret (result i32) + ;; CHECK-NEXT: (local $0 i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $0 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (local.get $0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $ret (type $2) (result i32) + (return + (i32.const 0) + ) + (nop) + (i32.const 0) + ) + ;; CHECK: (func $unreachable-br (result i32) + ;; CHECK-NEXT: (local $0 i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (block $out + ;; CHECK-NEXT: (local.set $0 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br $out) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (local.get $0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $unreachable-br (type $2) (result i32) + (block $out (result i32) + (br $out + (br $out + (i32.const 0) + ) + ) + ) + ) + ;; CHECK: (func $unreachable-br-loop (result i32) + ;; CHECK-NEXT: (loop $out + ;; CHECK-NEXT: (br $out) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + (func $unreachable-br-loop (type $2) (result i32) + (loop $out + (br $out) + ) + ) + ;; CHECK: (func $unreachable-block-ends-switch (result i32) + ;; CHECK-NEXT: (local $0 i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (block $label$0 + ;; CHECK-NEXT: (block $label$3 + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (br_table $label$3 + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $0 + ;; CHECK-NEXT: (i32.const 19) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (local.get $0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $unreachable-block-ends-switch (type $2) (result i32) + (block $label$0 (result i32) + (block $label$3 + (nop) + (br_table $label$3 + (unreachable) + ) + (unreachable) + ) + (i32.const 19) + ) + ) + ;; CHECK: (func $unreachable-block-ends-br_if (result i32) + ;; CHECK-NEXT: (local $0 i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (block $label$0 + ;; CHECK-NEXT: (block $label$2 + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (br_if $label$2 + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $0 + ;; CHECK-NEXT: (i32.const 19) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (local.get $0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $unreachable-block-ends-br_if (result i32) + (block $label$0 (result i32) + (block $label$2 + (nop) + (br_if $label$2 + (unreachable) + ) + (unreachable) + ) + (i32.const 19) + ) + ) + ;; CHECK: (func $unreachable-brs-3 (result i32) + ;; CHECK-NEXT: (local $0 i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (block $label$0 + ;; CHECK-NEXT: (local.set $0 + ;; CHECK-NEXT: (i32.const 18) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br $label$0) + ;; CHECK-NEXT: (memory.grow + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (local.set $0 + ;; CHECK-NEXT: (i32.const 21) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (local.get $0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $unreachable-brs-3 (result i32) + (block $label$0 (result i32) + (br $label$0 + (memory.grow + (br $label$0 + (i32.const 18) + ) + ) + ) + (i32.const 21) + ) + ) + ;; CHECK: (func $unreachable-brs-4 (param $var$0 i32) (result i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (block $label$0 + ;; CHECK-NEXT: (block $label$1 + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (i32.const 4104) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br_if $label$0 + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (i32.const 4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br $label$0) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (i32.const 16) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $5 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: (local.get $4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $unreachable-brs-4 (param $var$0 i32) (result i32) + (i32.add + (i32.const 1) + (block $label$0 (result i32) + (br $label$0 + (block $label$1 (result i32) + (drop + (br_if $label$0 + (i32.const 4104) + (unreachable) + ) + ) + (i32.const 4) + ) + ) + (i32.const 16) + ) + ) + ) + ;; CHECK: (func $call-unreach (param $var$0 i64) (param $var$1 i64) (result i64) + ;; CHECK-NEXT: (local $2 i64) + ;; CHECK-NEXT: (local $3 i64) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i64) + ;; CHECK-NEXT: (local $6 i64) + ;; CHECK-NEXT: (local $7 i64) + ;; CHECK-NEXT: (local $8 i64) + ;; CHECK-NEXT: (local $9 i64) + ;; CHECK-NEXT: (local $10 i64) + ;; CHECK-NEXT: (local $11 i64) + ;; CHECK-NEXT: (local $12 i64) + ;; CHECK-NEXT: (local $13 i64) + ;; CHECK-NEXT: (local $14 i64) + ;; CHECK-NEXT: (local $15 i64) + ;; CHECK-NEXT: (local $16 i64) + ;; CHECK-NEXT: (local $17 i64) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (local.get $var$0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (i64.eqz + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $4) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $label$0 + ;; CHECK-NEXT: (local.set $5 + ;; CHECK-NEXT: (local.get $var$1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $6 + ;; CHECK-NEXT: (local.get $5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $7 + ;; CHECK-NEXT: (local.get $6) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $16 + ;; CHECK-NEXT: (local.get $7) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $label$1 + ;; CHECK-NEXT: (local.set $8 + ;; CHECK-NEXT: (local.get $var$0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $9 + ;; CHECK-NEXT: (i64.sub + ;; CHECK-NEXT: (local.get $8) + ;; CHECK-NEXT: (i64.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block $block + ;; CHECK-NEXT: (local.set $10 + ;; CHECK-NEXT: (local.get $var$0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (local.get $10) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $11 + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $12 + ;; CHECK-NEXT: (local.get $11) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $13 + ;; CHECK-NEXT: (local.get $12) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (i64.mul + ;; CHECK-NEXT: (local.get $13) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (call $call-unreach + ;; CHECK-NEXT: (local.get $9) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $15 + ;; CHECK-NEXT: (local.get $14) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $16 + ;; CHECK-NEXT: (local.get $15) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $17 + ;; CHECK-NEXT: (local.get $16) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $17) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $call-unreach (param $var$0 i64) (param $var$1 i64) (result i64) + (local $2 i64) + (if (result i64) + (i64.eqz + (local.get $var$0) + ) + (block $label$0 (result i64) + (local.get $var$1) + ) + (block $label$1 (result i64) + (call $call-unreach + (i64.sub + (local.get $var$0) + (i64.const 1) + ) + (i64.mul + (block $block (result i64) + (local.set $2 + (local.get $var$0) + ) + (nop) + (local.get $2) + ) + (unreachable) + ) + ) + ) + ) + ) + + ;; flatten-specific + ;; CHECK: (func $test-flatten + ;; CHECK-NEXT: (local $0 i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (local $11 i32) + ;; CHECK-NEXT: (local $12 i32) + ;; CHECK-NEXT: (local $13 i32) + ;; CHECK-NEXT: (local $14 i32) + ;; CHECK-NEXT: (local $15 i32) + ;; CHECK-NEXT: (local $16 i32) + ;; CHECK-NEXT: (local $17 i32) + ;; CHECK-NEXT: (local $18 i32) + ;; CHECK-NEXT: (local $19 i32) + ;; CHECK-NEXT: (local $20 i32) + ;; CHECK-NEXT: (local $21 i32) + ;; CHECK-NEXT: (local $22 i32) + ;; CHECK-NEXT: (local $23 i32) + ;; CHECK-NEXT: (local $24 i32) + ;; CHECK-NEXT: (local $25 i32) + ;; CHECK-NEXT: (local $26 i32) + ;; CHECK-NEXT: (local $27 i32) + ;; CHECK-NEXT: (local $28 i32) + ;; CHECK-NEXT: (local $29 i32) + ;; CHECK-NEXT: (local $30 i32) + ;; CHECK-NEXT: (local $31 i32) + ;; CHECK-NEXT: (local $32 i32) + ;; CHECK-NEXT: (local $33 i32) + ;; CHECK-NEXT: (local $34 i32) + ;; CHECK-NEXT: (local $35 i32) + ;; CHECK-NEXT: (local $36 i32) + ;; CHECK-NEXT: (local $37 i32) + ;; CHECK-NEXT: (local $38 i32) + ;; CHECK-NEXT: (local $39 i32) + ;; CHECK-NEXT: (block $out + ;; CHECK-NEXT: (local.set $0 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br $out) + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (br $out) + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (br_table $out $out $out $out + ;; CHECK-NEXT: (i32.const 3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (block $block + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (i32.const 3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (i32.const 4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block $in + ;; CHECK-NEXT: (block $switch-in + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $5 + ;; CHECK-NEXT: (local.get $4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $6 + ;; CHECK-NEXT: (local.get $4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br_table $in $switch-in $in + ;; CHECK-NEXT: (i32.const 777) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $7 + ;; CHECK-NEXT: (local.get $6) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $7) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $5 + ;; CHECK-NEXT: (i32.const 3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br $in) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (local.set $5 + ;; CHECK-NEXT: (i32.const 4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $8 + ;; CHECK-NEXT: (local.get $5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $9 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: (local.get $8) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $9) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (loop $loop-in + ;; CHECK-NEXT: (local.set $10 + ;; CHECK-NEXT: (i32.const 5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $11 + ;; CHECK-NEXT: (local.get $10) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $12 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: (local.get $11) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $12) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 6) + ;; CHECK-NEXT: (local.set $13 + ;; CHECK-NEXT: (i32.const 7) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $13 + ;; CHECK-NEXT: (i32.const 8) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $14 + ;; CHECK-NEXT: (local.get $13) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $15 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: (local.get $14) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $15) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $16 + ;; CHECK-NEXT: (select + ;; CHECK-NEXT: (i32.const 9) + ;; CHECK-NEXT: (i32.const 10) + ;; CHECK-NEXT: (i32.const 11) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $16) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br $out) + ;; CHECK-NEXT: (select + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (i32.const 10) + ;; CHECK-NEXT: (i32.const 11) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (br $out) + ;; CHECK-NEXT: (select + ;; CHECK-NEXT: (i32.const 9) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (i32.const 11) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (br $out) + ;; CHECK-NEXT: (select + ;; CHECK-NEXT: (i32.const 9) + ;; CHECK-NEXT: (i32.const 10) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 11) + ;; CHECK-NEXT: (local.set $17 + ;; CHECK-NEXT: (i32.const 12) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $17 + ;; CHECK-NEXT: (i32.const 13) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $18 + ;; CHECK-NEXT: (local.get $17) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $19 + ;; CHECK-NEXT: (select + ;; CHECK-NEXT: (local.get $18) + ;; CHECK-NEXT: (i32.const 9) + ;; CHECK-NEXT: (i32.const 10) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $19) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 11) + ;; CHECK-NEXT: (local.set $20 + ;; CHECK-NEXT: (i32.const 12) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $20 + ;; CHECK-NEXT: (i32.const 13) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $21 + ;; CHECK-NEXT: (local.get $20) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $22 + ;; CHECK-NEXT: (select + ;; CHECK-NEXT: (i32.const 9) + ;; CHECK-NEXT: (local.get $21) + ;; CHECK-NEXT: (i32.const 10) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $22) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 11) + ;; CHECK-NEXT: (local.set $23 + ;; CHECK-NEXT: (i32.const 12) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $23 + ;; CHECK-NEXT: (i32.const 13) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $24 + ;; CHECK-NEXT: (local.get $23) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $25 + ;; CHECK-NEXT: (select + ;; CHECK-NEXT: (i32.const 9) + ;; CHECK-NEXT: (i32.const 10) + ;; CHECK-NEXT: (local.get $24) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $25) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 11) + ;; CHECK-NEXT: (local.set $26 + ;; CHECK-NEXT: (i32.const 12) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $26 + ;; CHECK-NEXT: (i32.const 13) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $27 + ;; CHECK-NEXT: (local.get $26) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 15) + ;; CHECK-NEXT: (local.set $28 + ;; CHECK-NEXT: (i32.const 16) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $28 + ;; CHECK-NEXT: (i32.const 17) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $29 + ;; CHECK-NEXT: (local.get $28) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $30 + ;; CHECK-NEXT: (select + ;; CHECK-NEXT: (local.get $27) + ;; CHECK-NEXT: (i32.const 14) + ;; CHECK-NEXT: (local.get $29) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $30) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return) + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 5) + ;; CHECK-NEXT: (local.set $31 + ;; CHECK-NEXT: (i32.const 6) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $31 + ;; CHECK-NEXT: (i32.const 7) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $32 + ;; CHECK-NEXT: (local.get $31) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $32) + ;; CHECK-NEXT: (local.set $35 + ;; CHECK-NEXT: (i32.const 8) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 9) + ;; CHECK-NEXT: (local.set $33 + ;; CHECK-NEXT: (i32.const 10) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $33 + ;; CHECK-NEXT: (i32.const 11) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $34 + ;; CHECK-NEXT: (local.get $33) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $35 + ;; CHECK-NEXT: (local.get $34) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $36 + ;; CHECK-NEXT: (local.get $35) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $36) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block $temp + ;; CHECK-NEXT: (local.set $37 + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br_if $temp + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $38 + ;; CHECK-NEXT: (local.get $37) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $37 + ;; CHECK-NEXT: (local.get $38) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $39 + ;; CHECK-NEXT: (local.get $37) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $39) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $test-flatten + (block $out + (drop (i32.add (i32.const 1) (i32.const 2))) + (drop (i32.add (i32.const 1) (br $out))) + (drop (i32.add (br $out) (i32.const 1))) + (drop (i32.add (i32.const 1) (br_table $out $out $out $out (i32.const 3)))) + (drop (i32.add (i32.const 1) + (block (result i32) + (drop (i32.const 2)) + (drop (i32.const 3)) + (i32.const 4) + ) + )) + (drop (i32.add (i32.const 1) + (block $in (result i32) + (drop + (block $switch-in (result i32) + (br_table $in $switch-in $in (i32.const 2) (i32.const 777)) + ) + ) + (br $in (i32.const 3)) + (i32.const 4) + ) + )) + (drop (i32.add (i32.const 1) + (loop (result i32) + (i32.const 5) + ) + )) + (drop (i32.add (i32.const 1) + (if (result i32) + (i32.const 6) + (i32.const 7) + (i32.const 8) + ) + )) + (drop + (select + (i32.const 9) + (i32.const 10) + (i32.const 11) + ) + ) + (drop + (select + (br $out) + (i32.const 10) + (i32.const 11) + ) + ) + (drop + (select + (i32.const 9) + (br $out) + (i32.const 11) + ) + ) + (drop + (select + (i32.const 9) + (i32.const 10) + (br $out) + ) + ) + (drop + (select + (if (result i32) + (i32.const 11) + (i32.const 12) + (i32.const 13) + ) + (i32.const 9) + (i32.const 10) + ) + ) + (drop + (select + (i32.const 9) + (if (result i32) + (i32.const 11) + (i32.const 12) + (i32.const 13) + ) + (i32.const 10) + ) + ) + (drop + (select + (i32.const 9) + (i32.const 10) + (if (result i32) + (i32.const 11) + (i32.const 12) + (i32.const 13) + ) + ) + ) + (drop + (select + (if (result i32) + (i32.const 11) + (i32.const 12) + (i32.const 13) + ) + (i32.const 14) + (if (result i32) + (i32.const 15) + (i32.const 16) + (i32.const 17) + ) + ) + ) + (drop (i32.add (i32.const 1) (return))) + (drop (i32.add (i32.const 1) (unreachable))) + (drop + (if (result i32) + (if (result i32) + (i32.const 5) + (i32.const 6) + (i32.const 7) + ) + (i32.const 8) + (if (result i32) + (i32.const 9) + (i32.const 10) + (i32.const 11) + ) + ) + ) + (drop + (block $temp (result i32) + (br_if $temp + (i32.const 1) + (i32.const 2) + ) + ) + ) + ) + ) + ;; CHECK: (func $flatten-return-value (result i32) + ;; CHECK-NEXT: (local $0 i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (local.set $0 + ;; CHECK-NEXT: (i32.const 3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (local.get $0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $flatten-return-value (result i32) + (drop (i32.add (i32.const 1) (return (i32.const 2)))) + (i32.const 3) + ) + ;; CHECK: (func $unbug + ;; CHECK-NEXT: (local $12 i32) + ;; CHECK-NEXT: (local $432 i32) + ;; CHECK-NEXT: (local $430 i32) + ;; CHECK-NEXT: (local $431 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $433 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (local $11 i32) + ;; CHECK-NEXT: (local $12 i32) + ;; CHECK-NEXT: (local $13 i32) + ;; CHECK-NEXT: (local $14 i32) + ;; CHECK-NEXT: (local $15 i32) + ;; CHECK-NEXT: (local $16 i32) + ;; CHECK-NEXT: (local $17 i32) + ;; CHECK-NEXT: (local $18 i32) + ;; CHECK-NEXT: (local $19 i32) + ;; CHECK-NEXT: (local $20 i32) + ;; CHECK-NEXT: (local $21 i32) + ;; CHECK-NEXT: (local $22 i32) + ;; CHECK-NEXT: (block $block + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $7 + ;; CHECK-NEXT: (local.get $12) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $8 + ;; CHECK-NEXT: (i32.eq + ;; CHECK-NEXT: (local.get $7) + ;; CHECK-NEXT: (i32.const 65535) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $8) + ;; CHECK-NEXT: (block $block44 + ;; CHECK-NEXT: (block $label$78 + ;; CHECK-NEXT: (local.set $430 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $9 + ;; CHECK-NEXT: (local.get $430) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $432 + ;; CHECK-NEXT: (local.get $9) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block $block45 + ;; CHECK-NEXT: (block $label$79 + ;; CHECK-NEXT: (local.set $10 + ;; CHECK-NEXT: (local.get $9) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $11 + ;; CHECK-NEXT: (local.get $5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $12 + ;; CHECK-NEXT: (local.get $12) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $13 + ;; CHECK-NEXT: (i32.mul + ;; CHECK-NEXT: (local.get $12) + ;; CHECK-NEXT: (i32.const 12) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $14 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $11) + ;; CHECK-NEXT: (local.get $13) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $15 + ;; CHECK-NEXT: (i32.load16_u offset=2 + ;; CHECK-NEXT: (local.get $14) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $16 + ;; CHECK-NEXT: (i32.lt_u + ;; CHECK-NEXT: (local.get $10) + ;; CHECK-NEXT: (local.get $15) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $431 + ;; CHECK-NEXT: (local.get $16) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $17 + ;; CHECK-NEXT: (local.get $431) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $432 + ;; CHECK-NEXT: (local.get $17) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $433 + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $18 + ;; CHECK-NEXT: (local.get $432) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $19 + ;; CHECK-NEXT: (local.get $433) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $20 + ;; CHECK-NEXT: (i32.xor + ;; CHECK-NEXT: (local.get $18) + ;; CHECK-NEXT: (local.get $19) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $21 + ;; CHECK-NEXT: (local.get $20) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $22 + ;; CHECK-NEXT: (local.get $21) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $22) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $unbug + (local $12 i32) + (local $432 i32) + (local $430 i32) + (local $431 i32) + (local $9 i32) + (local $5 i32) + (local $433 i32) + (drop + (block (result i32) + (if + (i32.eq + (local.get $12) + (i32.const 65535) + ) + (block + (block $label$78 + (local.set $430 + (i32.const 0) + ) + ) + (local.set $432 + (local.get $430) + ) + ) + (block + (block $label$79 + (local.set $431 + (i32.lt_u + (local.get $9) + (i32.load16_u offset=2 + (i32.add + (local.get $5) + (i32.mul + (local.get $12) + (i32.const 12) + ) + ) + ) + ) + ) + ) + (local.set $432 + (local.get $431) + ) + ) + ) + (local.set $433 + (i32.const 1) + ) + (i32.xor + (local.get $432) + (local.get $433) + ) + ) + ) + ) + ;; CHECK: (func $outer-block-typed (param $var$0 i32) (result i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (block $block + ;; CHECK-NEXT: (block $label$0 + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (i32.const 16) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $5 + ;; CHECK-NEXT: (local.get $4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $outer-block-typed (type $3) (param $var$0 i32) (result i32) + (block (result i32) + (i32.add + (i32.const 1) + (block $label$0 (result i32) + (i32.const 16) + ) + ) + ) + ) + ;; CHECK: (func $nested-br_if-with-value (result i32) + ;; CHECK-NEXT: (local $0 i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (block $label$0 + ;; CHECK-NEXT: (block $block + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (local.get $0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br_if $label$0 + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $5 + ;; CHECK-NEXT: (local.get $4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $6 + ;; CHECK-NEXT: (local.get $4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $6) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $nested-br_if-with-value (result i32) + (local $0 i32) + (block $label$0 (result i32) + (drop + (br_if $label$0 + (i32.const 0) + (block (result i32) + (local.get $0) + ) + ) + ) + (i32.const 1) + ) + ) + ;; CHECK: (func $switch-unreachable + ;; CHECK-NEXT: (block $label$3 + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (br_table $label$3 + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $switch-unreachable + (block $label$3 + (br_table $label$3 + (unreachable) + ) + ) + ) + ;; CHECK: (func $br_if_order (param $x i32) (result i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (block $outer + ;; CHECK-NEXT: (block $inner + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br_if $outer + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block $block + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (i32.const -16) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $5 + ;; CHECK-NEXT: (call $br_if_order + ;; CHECK-NEXT: (local.get $4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $6 + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br_if $inner + ;; CHECK-NEXT: (local.get $5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $7 + ;; CHECK-NEXT: (local.get $6) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $6 + ;; CHECK-NEXT: (local.get $7) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $8 + ;; CHECK-NEXT: (local.get $6) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (local.get $8) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $9 + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $9) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $br_if_order (param $x i32) (result i32) + (block $outer (result i32) + (block $inner (result i32) + (br_if $inner + (br_if $outer + (i32.const 0) + (i32.const 1) + ) + (call $br_if_order + (block (result i32) + (i32.const -16) + ) + ) + ) + ) + ) + ) + ;; CHECK: (func $tees (param $x i32) (param $y i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + (func $tees (param $x i32) (param $y i32) + (drop (local.tee $x (i32.const 1))) + (drop (local.tee $x (unreachable))) + (drop (local.tee $y (local.tee $x (i32.const 2)))) + ) + ;; CHECK: (func $return (param $x i32) (result i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (i32.sub + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + (func $return (param $x i32) (result i32) + (return (i32.sub (i32.const 1) (i32.const 2))) + ) + + ;; subtypes + + ;; br_if leaves a value on the stack if not taken, which later can be the last + ;; element of the enclosing innermost block and flow out. So in case br_if + ;; targets an outer branch whose return type is a supertype of the br_if's + ;; value type, we need the value to be set into two locals: one with the outer + ;; block's type, and one with its value type. + ;; CHECK: (func $subtype (result anyref) + ;; CHECK-NEXT: (local $0 externref) + ;; CHECK-NEXT: (local $1 anyref) + ;; CHECK-NEXT: (local $2 externref) + ;; CHECK-NEXT: (local $3 externref) + ;; CHECK-NEXT: (local $4 externref) + ;; CHECK-NEXT: (local $5 externref) + ;; CHECK-NEXT: (local $6 externref) + ;; CHECK-NEXT: (local $7 anyref) + ;; CHECK-NEXT: (block $label0 + ;; CHECK-NEXT: (block $block + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (ref.null extern) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (ref.null extern) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br_if $label0 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $0 + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (local.get $0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $5 + ;; CHECK-NEXT: (local.get $4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $6 + ;; CHECK-NEXT: (local.get $5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (local.get $6) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $7 + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $7) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $subtype (result anyref) + (local $0 externref) + (block $label0 (result anyref) + (block (result externref) + (local.tee $0 + (br_if $label0 + (ref.null extern) + (i32.const 0) + ) + ) + ) + ) + ) +) +(module + ;; CHECK: (type $i64_f32_=>_none (func (param i64 f32))) + + ;; CHECK: (type $none_=>_i32 (func (result i32))) + + ;; CHECK: (export "test" (func $1)) + + ;; CHECK: (func $0 (param $0 i64) (param $1 f32) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: ) + (func $0 (param $0 i64) (param $1 f32) + (nop) + ) + (func "test" (result i32) + (call $0 + (unreachable) ;; the unreachable should be handled properly, and not be + ;; reordered with the return + (return + (i32.const -111) + ) + ) + ) +) +;; non-nullable temp vars we add must be handled properly, as non-nullable +;; locals are not allowed +;; CHECK: (func $1 (result i32) +;; CHECK-NEXT: (unreachable) +;; CHECK-NEXT: (return +;; CHECK-NEXT: (i32.const -111) +;; CHECK-NEXT: ) +;; CHECK-NEXT: (call $0 +;; CHECK-NEXT: (unreachable) +;; CHECK-NEXT: (unreachable) +;; CHECK-NEXT: ) +;; CHECK-NEXT: (unreachable) +;; CHECK-NEXT: ) +(module + ;; CHECK: (type $none_=>_none (func)) + (type $none_=>_none (func)) + ;; CHECK: (type $none_=>_funcref (func (result funcref))) + + ;; CHECK: (func $0 (result funcref) + ;; CHECK-NEXT: (local $0 (ref null $none_=>_none)) + ;; CHECK-NEXT: (local.set $0 + ;; CHECK-NEXT: (ref.as_non_null + ;; CHECK-NEXT: (ref.null $none_=>_none) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (ref.as_non_null + ;; CHECK-NEXT: (local.get $0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $0 (result funcref) + (ref.as_non_null + (ref.null $none_=>_none) + ) + ) +) diff --git a/test/lit/passes/flatten_dfo_O3_enable-threads.wast b/test/lit/passes/flatten_dfo_O3_enable-threads.wast new file mode 100644 index 000000000..297f9c2c0 --- /dev/null +++ b/test/lit/passes/flatten_dfo_O3_enable-threads.wast @@ -0,0 +1,272 @@ +;; NOTE: Assertions have been generated by update_lit_checks.py --all-items and should not be edited. +;; NOTE: This test was ported using port_test.py and could be cleaned up. + +;; RUN: foreach %s %t wasm-opt --flatten --dfo -O3 --enable-threads -S -o - | filecheck %s + +(module + ;; CHECK: (type $none_=>_none (func)) + + ;; CHECK: (type $i32_i32_=>_i32 (func (param i32 i32) (result i32))) + + ;; CHECK: (type $i64_i32_=>_f64 (func (param i64 i32) (result f64))) + + ;; CHECK: (type $f64_=>_f64 (func (param f64) (result f64))) + + ;; CHECK: (type $none_=>_i32 (func (result i32))) + + ;; CHECK: (memory $0 (shared 1 1)) + (memory $0 (shared 1 1)) + (func "one" + (loop $label$2 + (br_if $label$2 + (block $label$3 (result i32) + (drop + (br_if $label$3 + (i32.const 0) + (i32.load + (i32.const 3060) + ) + ) + ) + (i32.const 0) + ) + ) + ) + (unreachable) + ) + (func "two" (param $var$0 i32) (param $var$1 i32) (result i32) + (nop) + (nop) + (nop) + (nop) + (nop) + (if + (i32.const 0) + (i32.store8 + (i32.const 8) + (block $label$2 (result i32) + (drop + (br_if $label$2 + (i32.const 1) + (i32.const 0) + ) + ) + (if + (i32.const 0) + (drop + (br_if $label$2 + (i32.const 1) + (i32.const 1) + ) + ) + ) + (block $label$4 + (br_if $label$4 + (i32.const 0) + ) + (br_if $label$4 + (i32.const 0) + ) + (drop + (br_if $label$2 + (i32.const 1) + (i32.const 0) + ) + ) + ) + (i32.const 6704) + ) + ) + ) + (nop) + (i32.const 0) + ) + (func "use-var" (param $var$0 i64) (param $var$1 i32) (result f64) + (local $var$2 i32) + (block $label$1 + (br_table $label$1 $label$1 $label$1 $label$1 $label$1 $label$1 $label$1 $label$1 $label$1 $label$1 + (i32.wrap_i64 + (if (result i64) + (i32.const 0) + (i64.const 1) + (if (result i64) + (if (result i32) + (i32.const 0) + (unreachable) + (block $label$6 (result i32) + (block $label$7 + (loop $label$8 + (br_if $label$8 + (br_if $label$6 + (local.tee $var$2 + (block $label$9 (result i32) + (local.get $var$1) + ) + ) + (i32.const 0) + ) + ) + (loop $label$10 + (if + (i32.const 0) + (local.set $var$2 + (local.get $var$1) + ) + ) + ) + (drop + (i32.eqz + (local.get $var$2) + ) + ) + ) + ) + (unreachable) + ) + ) + (unreachable) + (i64.const 1) + ) + ) + ) + ) + ) + (unreachable) + ) + (func "bad1" + (local $var$2 i32) + (local $var$4 i32) + (block $label$1 + (loop $label$2 + (local.set $var$4 + (if (result i32) + (i32.const 0) + (block (result i32) + (local.set $var$4 + (local.tee $var$2 + (i32.xor + (i32.const 0) + (i32.const -1) + ) + ) + ) + (i32.const 0) + ) + (block (result i32) + (local.set $var$4 + (local.tee $var$2 + (i32.xor + (i32.const 0) + (i32.const -1) + ) + ) + ) + (i32.const 0) + ) + ) + ) + (i32.store + (i32.const 1) + (i32.shl + (local.get $var$2) + (i32.const 14) + ) + ) + ) + ) + ) + (func "only-dfo" (param $var$0 f64) (result f64) + (local $var$1 i32) + (local $var$2 i32) + (loop $label$1 + (if + (local.tee $var$1 + (local.tee $var$2 + (local.get $var$1) + ) + ) + (if + (local.get $var$2) + (i64.atomic.store32 offset=3 + (i32.and + (local.get $var$1) ;; only dfo can figure out that this is 0 + (i32.const 15) + ) + (i64.const -32768) + ) + ) + ) + (br $label$1) + ) + ) + (func "dfo-tee-get" (result i32) + (local $0 i32) + (if (result i32) + (local.tee $0 + (i32.const 1) + ) + (loop $label$2 (result i32) + (select + (i32.const 1) + (i32.const -1709605511) + (local.get $0) + ) + ) + (unreachable) + ) + ) +) + +;; CHECK: (export "one" (func $0)) + +;; CHECK: (export "two" (func $1)) + +;; CHECK: (export "use-var" (func $2)) + +;; CHECK: (export "bad1" (func $3)) + +;; CHECK: (export "only-dfo" (func $4)) + +;; CHECK: (export "dfo-tee-get" (func $5)) + +;; CHECK: (func $0 (; has Stack IR ;) +;; CHECK-NEXT: (block $label$3 +;; CHECK-NEXT: (br_if $label$3 +;; CHECK-NEXT: (i32.load +;; CHECK-NEXT: (i32.const 3060) +;; CHECK-NEXT: ) +;; CHECK-NEXT: ) +;; CHECK-NEXT: ) +;; CHECK-NEXT: (unreachable) +;; CHECK-NEXT: ) + +;; CHECK: (func $1 (; has Stack IR ;) (param $0 i32) (param $1 i32) (result i32) +;; CHECK-NEXT: (i32.const 0) +;; CHECK-NEXT: ) + +;; CHECK: (func $2 (; has Stack IR ;) (param $0 i64) (param $1 i32) (result f64) +;; CHECK-NEXT: (loop $label$8 +;; CHECK-NEXT: (br_if $label$8 +;; CHECK-NEXT: (local.get $1) +;; CHECK-NEXT: ) +;; CHECK-NEXT: ) +;; CHECK-NEXT: (unreachable) +;; CHECK-NEXT: ) + +;; CHECK: (func $3 (; has Stack IR ;) +;; CHECK-NEXT: (i32.store +;; CHECK-NEXT: (i32.const 1) +;; CHECK-NEXT: (i32.const -16384) +;; CHECK-NEXT: ) +;; CHECK-NEXT: ) + +;; CHECK: (func $4 (; has Stack IR ;) (param $0 f64) (result f64) +;; CHECK-NEXT: (local $1 i32) +;; CHECK-NEXT: (loop $label$1 +;; CHECK-NEXT: (br $label$1) +;; CHECK-NEXT: ) +;; CHECK-NEXT: ) + +;; CHECK: (func $5 (; has Stack IR ;) (result i32) +;; CHECK-NEXT: (i32.const 1) +;; CHECK-NEXT: ) diff --git a/test/lit/passes/flatten_i64-to-i32-lowering.wast b/test/lit/passes/flatten_i64-to-i32-lowering.wast new file mode 100644 index 000000000..e507ae8b2 --- /dev/null +++ b/test/lit/passes/flatten_i64-to-i32-lowering.wast @@ -0,0 +1,667 @@ +;; NOTE: Assertions have been generated by update_lit_checks.py --all-items and should not be edited. +;; NOTE: This test was ported using port_test.py and could be cleaned up. + +;; RUN: foreach %s %t wasm-opt --flatten --i64-to-i32-lowering -S -o - | filecheck %s + +(module + (memory 1 1) + ;; CHECK: (type $none_=>_i32 (func (result i32))) + + ;; CHECK: (type $none_=>_i64 (func (result i64))) + + ;; CHECK: (type $none_=>_none (func)) + + ;; CHECK: (import "env" "func" (func $import (result i64))) + (import "env" "func" (func $import (result i64))) + ;; CHECK: (global $i64toi32_i32$HIGH_BITS (mut i32) (i32.const 0)) + + ;; CHECK: (memory $0 1 1) + + ;; CHECK: (func $defined (result i32) + ;; CHECK-NEXT: (local $0 i32) + ;; CHECK-NEXT: (local $0$hi i32) + ;; CHECK-NEXT: (local $i64toi32_i32$0 i32) + ;; CHECK-NEXT: (local $i64toi32_i32$1 i32) + ;; CHECK-NEXT: (local $i64toi32_i32$2 i32) + ;; CHECK-NEXT: (local $i64toi32_i32$3 i32) + ;; CHECK-NEXT: (local $i64toi32_i32$4 i32) + ;; CHECK-NEXT: (local $i64toi32_i32$5 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $0 + ;; CHECK-NEXT: (block (result i32) + ;; CHECK-NEXT: (local.set $i64toi32_i32$2 + ;; CHECK-NEXT: (block (result i32) + ;; CHECK-NEXT: (local.set $i64toi32_i32$0 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $i64toi32_i32$3 + ;; CHECK-NEXT: (block (result i32) + ;; CHECK-NEXT: (local.set $i64toi32_i32$1 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $i64toi32_i32$4 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $i64toi32_i32$2) + ;; CHECK-NEXT: (local.get $i64toi32_i32$3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $i64toi32_i32$5 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $i64toi32_i32$0) + ;; CHECK-NEXT: (local.get $i64toi32_i32$1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.lt_u + ;; CHECK-NEXT: (local.get $i64toi32_i32$4) + ;; CHECK-NEXT: (local.get $i64toi32_i32$3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $i64toi32_i32$5 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $i64toi32_i32$5) + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.get $i64toi32_i32$4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $0$hi + ;; CHECK-NEXT: (local.get $i64toi32_i32$5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $i64toi32_i32$2 + ;; CHECK-NEXT: (block (result i32) + ;; CHECK-NEXT: (local.set $i64toi32_i32$5 + ;; CHECK-NEXT: (local.get $0$hi) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.get $0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (global.set $i64toi32_i32$HIGH_BITS + ;; CHECK-NEXT: (local.get $i64toi32_i32$5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $i64toi32_i32$2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $defined (result i64) + (i64.add (i64.const 1) (i64.const 2)) + ) + ;; CHECK: (func $unreachable-select-i64 (result i32) + ;; CHECK-NEXT: (local $i64toi32_i32$0 i32) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (block (result i32) + ;; CHECK-NEXT: (local.set $i64toi32_i32$0 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + (func $unreachable-select-i64 (result i64) + (select + (i64.const 1) + (unreachable) + (i32.const 2) + ) + ) + ;; CHECK: (func $unreachable-select-i64-b (result i32) + ;; CHECK-NEXT: (local $i64toi32_i32$0 i32) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (block (result i32) + ;; CHECK-NEXT: (local.set $i64toi32_i32$0 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (i32.const 3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (i32.const 4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + (func $unreachable-select-i64-b (result i64) + (select + (unreachable) + (i64.const 3) + (i32.const 4) + ) + ) + ;; CHECK: (func $unreachable-select-i64-c (result i32) + ;; CHECK-NEXT: (local $i64toi32_i32$0 i32) + ;; CHECK-NEXT: (local $i64toi32_i32$1 i32) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (block (result i32) + ;; CHECK-NEXT: (local.set $i64toi32_i32$0 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (i32.const 5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (block (result i32) + ;; CHECK-NEXT: (local.set $i64toi32_i32$1 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (i32.const 6) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + (func $unreachable-select-i64-c (result i64) + (select + (i64.const 5) + (i64.const 6) + (unreachable) + ) + ) + ;; CHECK: (func $mem + ;; CHECK-NEXT: (local $0 i32) + ;; CHECK-NEXT: (local $0$hi i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $1$hi i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $2$hi i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $3$hi i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $4$hi i32) + ;; CHECK-NEXT: (local $i64toi32_i32$0 i32) + ;; CHECK-NEXT: (local $i64toi32_i32$1 i32) + ;; CHECK-NEXT: (local $i64toi32_i32$2 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $0 + ;; CHECK-NEXT: (block (result i32) + ;; CHECK-NEXT: (local.set $i64toi32_i32$2 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $i64toi32_i32$0 + ;; CHECK-NEXT: (i32.load + ;; CHECK-NEXT: (local.get $i64toi32_i32$2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $i64toi32_i32$1 + ;; CHECK-NEXT: (i32.load offset=4 + ;; CHECK-NEXT: (local.get $i64toi32_i32$2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.get $i64toi32_i32$0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $0$hi + ;; CHECK-NEXT: (local.get $i64toi32_i32$1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (block (result i32) + ;; CHECK-NEXT: (local.set $i64toi32_i32$1 + ;; CHECK-NEXT: (local.get $0$hi) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.get $0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (block (result i32) + ;; CHECK-NEXT: (local.set $i64toi32_i32$2 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $i64toi32_i32$1 + ;; CHECK-NEXT: (i32.load + ;; CHECK-NEXT: (local.get $i64toi32_i32$2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $i64toi32_i32$0 + ;; CHECK-NEXT: (i32.load offset=4 + ;; CHECK-NEXT: (local.get $i64toi32_i32$2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.get $i64toi32_i32$1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $1$hi + ;; CHECK-NEXT: (local.get $i64toi32_i32$0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (block (result i32) + ;; CHECK-NEXT: (local.set $i64toi32_i32$0 + ;; CHECK-NEXT: (local.get $1$hi) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (block (result i32) + ;; CHECK-NEXT: (local.set $i64toi32_i32$2 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $i64toi32_i32$0 + ;; CHECK-NEXT: (i32.load align=2 + ;; CHECK-NEXT: (local.get $i64toi32_i32$2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $i64toi32_i32$1 + ;; CHECK-NEXT: (i32.load offset=4 align=2 + ;; CHECK-NEXT: (local.get $i64toi32_i32$2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.get $i64toi32_i32$0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $2$hi + ;; CHECK-NEXT: (local.get $i64toi32_i32$1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (block (result i32) + ;; CHECK-NEXT: (local.set $i64toi32_i32$1 + ;; CHECK-NEXT: (local.get $2$hi) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (block (result i32) + ;; CHECK-NEXT: (local.set $i64toi32_i32$2 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $i64toi32_i32$1 + ;; CHECK-NEXT: (i32.load align=1 + ;; CHECK-NEXT: (local.get $i64toi32_i32$2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $i64toi32_i32$0 + ;; CHECK-NEXT: (i32.load offset=4 align=1 + ;; CHECK-NEXT: (local.get $i64toi32_i32$2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.get $i64toi32_i32$1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $3$hi + ;; CHECK-NEXT: (local.get $i64toi32_i32$0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (block (result i32) + ;; CHECK-NEXT: (local.set $i64toi32_i32$0 + ;; CHECK-NEXT: (local.get $3$hi) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (block (result i32) + ;; CHECK-NEXT: (local.set $i64toi32_i32$2 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $i64toi32_i32$0 + ;; CHECK-NEXT: (i32.load + ;; CHECK-NEXT: (local.get $i64toi32_i32$2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $i64toi32_i32$1 + ;; CHECK-NEXT: (i32.load offset=4 + ;; CHECK-NEXT: (local.get $i64toi32_i32$2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.get $i64toi32_i32$0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $4$hi + ;; CHECK-NEXT: (local.get $i64toi32_i32$1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (block (result i32) + ;; CHECK-NEXT: (local.set $i64toi32_i32$1 + ;; CHECK-NEXT: (local.get $4$hi) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.get $4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $i64toi32_i32$0 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (i32.store + ;; CHECK-NEXT: (local.get $i64toi32_i32$0) + ;; CHECK-NEXT: (block (result i32) + ;; CHECK-NEXT: (local.set $i64toi32_i32$1 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (i32.store offset=4 + ;; CHECK-NEXT: (local.get $i64toi32_i32$0) + ;; CHECK-NEXT: (local.get $i64toi32_i32$1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $i64toi32_i32$0 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (i32.store + ;; CHECK-NEXT: (local.get $i64toi32_i32$0) + ;; CHECK-NEXT: (block (result i32) + ;; CHECK-NEXT: (local.set $i64toi32_i32$1 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (i32.store offset=4 + ;; CHECK-NEXT: (local.get $i64toi32_i32$0) + ;; CHECK-NEXT: (local.get $i64toi32_i32$1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $i64toi32_i32$0 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (i32.store align=2 + ;; CHECK-NEXT: (local.get $i64toi32_i32$0) + ;; CHECK-NEXT: (block (result i32) + ;; CHECK-NEXT: (local.set $i64toi32_i32$1 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (i32.const 3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (i32.store offset=4 align=2 + ;; CHECK-NEXT: (local.get $i64toi32_i32$0) + ;; CHECK-NEXT: (local.get $i64toi32_i32$1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $i64toi32_i32$0 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (i32.store align=1 + ;; CHECK-NEXT: (local.get $i64toi32_i32$0) + ;; CHECK-NEXT: (block (result i32) + ;; CHECK-NEXT: (local.set $i64toi32_i32$1 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (i32.const 4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (i32.store offset=4 align=1 + ;; CHECK-NEXT: (local.get $i64toi32_i32$0) + ;; CHECK-NEXT: (local.get $i64toi32_i32$1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $i64toi32_i32$0 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (i32.store + ;; CHECK-NEXT: (local.get $i64toi32_i32$0) + ;; CHECK-NEXT: (block (result i32) + ;; CHECK-NEXT: (local.set $i64toi32_i32$1 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (i32.const 5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (i32.store offset=4 + ;; CHECK-NEXT: (local.get $i64toi32_i32$0) + ;; CHECK-NEXT: (local.get $i64toi32_i32$1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $mem + (drop (i64.load align=8 (i32.const 0))) + (drop (i64.load align=4 (i32.const 0))) + (drop (i64.load align=2 (i32.const 0))) + (drop (i64.load align=1 (i32.const 0))) + (drop (i64.load (i32.const 0))) + (i64.store align=8 (i32.const 0) (i64.const 1)) + (i64.store align=4 (i32.const 0) (i64.const 2)) + (i64.store align=2 (i32.const 0) (i64.const 3)) + (i64.store align=1 (i32.const 0) (i64.const 4)) + (i64.store (i32.const 0) (i64.const 5)) + ) +) +(module + ;; CHECK: (type $none_=>_none (func)) + + ;; CHECK: (type $i32_i32_=>_none (func (param i32 i32))) + + ;; CHECK: (global $f (mut i32) (i32.const -1412567121)) + (global $f (mut i64) (i64.const 0x12345678ABCDEFAF)) + ;; CHECK: (global $g (mut i32) (global.get $f)) + (global $g (mut i64) (global.get $f)) + ;; CHECK: (global $f$hi (mut i32) (i32.const 305419896)) + + ;; CHECK: (global $g$hi (mut i32) (global.get $f$hi)) + + ;; CHECK: (global $i64toi32_i32$HIGH_BITS (mut i32) (i32.const 0)) + + ;; CHECK: (export "exp" (func $1)) + + ;; CHECK: (export "unreach" (func $2)) + + ;; CHECK: (func $call (param $0 i32) (param $0$hi i32) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: ) + (func $call (param i64)) + (func "exp" + (call $call (global.get $f)) + (global.set $f (i64.const 0x1122334455667788)) + ) + (func "unreach" + (global.set $f + (block $label$1 (result i64) + (unreachable) + ) + ) + ) +) +;; CHECK: (func $1 +;; CHECK-NEXT: (local $0 i32) +;; CHECK-NEXT: (local $0$hi i32) +;; CHECK-NEXT: (local $i64toi32_i32$0 i32) +;; CHECK-NEXT: (block +;; CHECK-NEXT: (local.set $0 +;; CHECK-NEXT: (block (result i32) +;; CHECK-NEXT: (local.set $i64toi32_i32$0 +;; CHECK-NEXT: (global.get $f$hi) +;; CHECK-NEXT: ) +;; CHECK-NEXT: (global.get $f) +;; CHECK-NEXT: ) +;; CHECK-NEXT: ) +;; CHECK-NEXT: (local.set $0$hi +;; CHECK-NEXT: (local.get $i64toi32_i32$0) +;; CHECK-NEXT: ) +;; CHECK-NEXT: ) +;; CHECK-NEXT: (call $call +;; CHECK-NEXT: (block (result i32) +;; CHECK-NEXT: (local.set $i64toi32_i32$0 +;; CHECK-NEXT: (local.get $0$hi) +;; CHECK-NEXT: ) +;; CHECK-NEXT: (local.get $0) +;; CHECK-NEXT: ) +;; CHECK-NEXT: (local.get $i64toi32_i32$0) +;; CHECK-NEXT: ) +;; CHECK-NEXT: (block +;; CHECK-NEXT: (global.set $f +;; CHECK-NEXT: (block (result i32) +;; CHECK-NEXT: (local.set $i64toi32_i32$0 +;; CHECK-NEXT: (i32.const 287454020) +;; CHECK-NEXT: ) +;; CHECK-NEXT: (i32.const 1432778632) +;; CHECK-NEXT: ) +;; CHECK-NEXT: ) +;; CHECK-NEXT: (global.set $f$hi +;; CHECK-NEXT: (local.get $i64toi32_i32$0) +;; CHECK-NEXT: ) +;; CHECK-NEXT: ) +;; CHECK-NEXT: ) + +;; CHECK: (func $2 +;; CHECK-NEXT: (local $0 i32) +;; CHECK-NEXT: (local $0$hi i32) +;; CHECK-NEXT: (local $1 i32) +;; CHECK-NEXT: (local $1$hi i32) +;; CHECK-NEXT: (local $i64toi32_i32$0 i32) +;; CHECK-NEXT: (block $label$1 +;; CHECK-NEXT: (unreachable) +;; CHECK-NEXT: (unreachable) +;; CHECK-NEXT: ) +;; CHECK-NEXT: (block +;; CHECK-NEXT: (local.set $1 +;; CHECK-NEXT: (block (result i32) +;; CHECK-NEXT: (local.set $i64toi32_i32$0 +;; CHECK-NEXT: (local.get $0$hi) +;; CHECK-NEXT: ) +;; CHECK-NEXT: (local.get $0) +;; CHECK-NEXT: ) +;; CHECK-NEXT: ) +;; CHECK-NEXT: (local.set $1$hi +;; CHECK-NEXT: (local.get $i64toi32_i32$0) +;; CHECK-NEXT: ) +;; CHECK-NEXT: ) +;; CHECK-NEXT: (block +;; CHECK-NEXT: (global.set $f +;; CHECK-NEXT: (block (result i32) +;; CHECK-NEXT: (local.set $i64toi32_i32$0 +;; CHECK-NEXT: (local.get $1$hi) +;; CHECK-NEXT: ) +;; CHECK-NEXT: (local.get $1) +;; CHECK-NEXT: ) +;; CHECK-NEXT: ) +;; CHECK-NEXT: (global.set $f$hi +;; CHECK-NEXT: (local.get $i64toi32_i32$0) +;; CHECK-NEXT: ) +;; CHECK-NEXT: ) +;; CHECK-NEXT: ) +(module + ;; CHECK: (type $i32_i32_=>_none (func (param i32 i32))) + + ;; CHECK: (type $none_=>_none (func)) + + ;; CHECK: (global $f (mut i32) (i32.const -1412567121)) + (global $f (mut i64) (i64.const 0x12345678ABCDEFAF)) + ;; CHECK: (global $g (mut i32) (global.get $f)) + (global $g (mut i64) (global.get $f)) + ;; CHECK: (global $f$hi (mut i32) (i32.const 305419896)) + + ;; CHECK: (global $g$hi (mut i32) (global.get $f$hi)) + + ;; CHECK: (global $i64toi32_i32$HIGH_BITS (mut i32) (i32.const 0)) + + ;; CHECK: (export "exp" (func $1)) + + ;; CHECK: (func $call (param $0 i32) (param $0$hi i32) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: ) + (func $call (param i64)) + (func "exp" + (call $call (global.get $f)) + (global.set $f (i64.const 0x1122334455667788)) + ) +) +;; CHECK: (func $1 +;; CHECK-NEXT: (local $0 i32) +;; CHECK-NEXT: (local $0$hi i32) +;; CHECK-NEXT: (local $i64toi32_i32$0 i32) +;; CHECK-NEXT: (block +;; CHECK-NEXT: (local.set $0 +;; CHECK-NEXT: (block (result i32) +;; CHECK-NEXT: (local.set $i64toi32_i32$0 +;; CHECK-NEXT: (global.get $f$hi) +;; CHECK-NEXT: ) +;; CHECK-NEXT: (global.get $f) +;; CHECK-NEXT: ) +;; CHECK-NEXT: ) +;; CHECK-NEXT: (local.set $0$hi +;; CHECK-NEXT: (local.get $i64toi32_i32$0) +;; CHECK-NEXT: ) +;; CHECK-NEXT: ) +;; CHECK-NEXT: (call $call +;; CHECK-NEXT: (block (result i32) +;; CHECK-NEXT: (local.set $i64toi32_i32$0 +;; CHECK-NEXT: (local.get $0$hi) +;; CHECK-NEXT: ) +;; CHECK-NEXT: (local.get $0) +;; CHECK-NEXT: ) +;; CHECK-NEXT: (local.get $i64toi32_i32$0) +;; CHECK-NEXT: ) +;; CHECK-NEXT: (block +;; CHECK-NEXT: (global.set $f +;; CHECK-NEXT: (block (result i32) +;; CHECK-NEXT: (local.set $i64toi32_i32$0 +;; CHECK-NEXT: (i32.const 287454020) +;; CHECK-NEXT: ) +;; CHECK-NEXT: (i32.const 1432778632) +;; CHECK-NEXT: ) +;; CHECK-NEXT: ) +;; CHECK-NEXT: (global.set $f$hi +;; CHECK-NEXT: (local.get $i64toi32_i32$0) +;; CHECK-NEXT: ) +;; CHECK-NEXT: ) +;; CHECK-NEXT: ) +(module + (type $i64_f64_i32_=>_none (func (param i64 f64 i32))) + ;; CHECK: (type $none_=>_none (func)) + + ;; CHECK: (global $i64toi32_i32$HIGH_BITS (mut i32) (i32.const 0)) + + ;; CHECK: (table $0 37 funcref) + (table $0 37 funcref) + ;; CHECK: (func $0 + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (f64.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (i32.const -32768) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (i32.const 20) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + (func $0 + (call_indirect (type $i64_f64_i32_=>_none) + (unreachable) + (f64.const 1) + (i32.const -32768) + (i32.const 20) + ) + ) +) diff --git a/test/lit/passes/flatten_local-cse_Os.wast b/test/lit/passes/flatten_local-cse_Os.wast new file mode 100644 index 000000000..1f315cd2c --- /dev/null +++ b/test/lit/passes/flatten_local-cse_Os.wast @@ -0,0 +1,71 @@ +;; NOTE: Assertions have been generated by update_lit_checks.py --all-items and should not be edited. +;; NOTE: This test was ported using port_test.py and could be cleaned up. + +;; RUN: foreach %s %t wasm-opt --flatten --local-cse -Os -S -o - | filecheck %s + +(module + ;; testcase from AssemblyScript + (func "div16_internal" (param $0 i32) (param $1 i32) (result i32) + (i32.add + (i32.xor + (i32.shr_s + (i32.shl + (local.get $0) + (i32.const 16) + ) + (i32.const 16) + ) + (i32.shr_s + (i32.shl + (local.get $1) + (i32.const 16) + ) + (i32.const 16) + ) + ) + (i32.xor + (i32.shr_s + (i32.shl + (local.get $0) + (i32.const 16) + ) + (i32.const 16) + ) + (i32.shr_s + (i32.shl + (local.get $1) + (i32.const 16) + ) + (i32.const 16) + ) + ) + ) + ) +) +;; CHECK: (type $i32_i32_=>_i32 (func (param i32 i32) (result i32))) + +;; CHECK: (export "div16_internal" (func $0)) + +;; CHECK: (func $0 (; has Stack IR ;) (param $0 i32) (param $1 i32) (result i32) +;; CHECK-NEXT: (i32.add +;; CHECK-NEXT: (local.tee $0 +;; CHECK-NEXT: (i32.xor +;; CHECK-NEXT: (i32.shr_s +;; CHECK-NEXT: (i32.shl +;; CHECK-NEXT: (local.get $0) +;; CHECK-NEXT: (i32.const 16) +;; CHECK-NEXT: ) +;; CHECK-NEXT: (i32.const 16) +;; CHECK-NEXT: ) +;; CHECK-NEXT: (i32.shr_s +;; CHECK-NEXT: (i32.shl +;; CHECK-NEXT: (local.get $1) +;; CHECK-NEXT: (i32.const 16) +;; CHECK-NEXT: ) +;; CHECK-NEXT: (i32.const 16) +;; CHECK-NEXT: ) +;; CHECK-NEXT: ) +;; CHECK-NEXT: ) +;; CHECK-NEXT: (local.get $0) +;; CHECK-NEXT: ) +;; CHECK-NEXT: ) diff --git a/test/lit/passes/flatten_local-cse_all-features.wast b/test/lit/passes/flatten_local-cse_all-features.wast new file mode 100644 index 000000000..243c8a96c --- /dev/null +++ b/test/lit/passes/flatten_local-cse_all-features.wast @@ -0,0 +1,1139 @@ +;; NOTE: Assertions have been generated by update_lit_checks.py --all-items and should not be edited. +;; NOTE: This test was ported using port_test.py and could be cleaned up. + +;; RUN: foreach %s %t wasm-opt --flatten --local-cse --all-features -S -o - | filecheck %s + +(module + (memory 100 100) + ;; CHECK: (type $none_=>_none (func)) + + ;; CHECK: (type $i32_i32_i32_=>_i32 (func (param i32 i32 i32) (result i32))) + + ;; CHECK: (type $i32_=>_i32 (func (param i32) (result i32))) + + ;; CHECK: (type $i32_i32_=>_i32 (func (param i32 i32) (result i32))) + + ;; CHECK: (type $f64_f64_i32_=>_f32 (func (param f64 f64 i32) (result f32))) + + ;; CHECK: (memory $0 100 100) + + ;; CHECK: (func $basics + ;; CHECK-NEXT: (local $x i32) + ;; CHECK-NEXT: (local $y i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (local $11 i32) + ;; CHECK-NEXT: (local $12 i32) + ;; CHECK-NEXT: (local $13 i32) + ;; CHECK-NEXT: (local $14 i32) + ;; CHECK-NEXT: (local $15 i32) + ;; CHECK-NEXT: (local $16 i32) + ;; CHECK-NEXT: (local $17 i32) + ;; CHECK-NEXT: (local $18 i32) + ;; CHECK-NEXT: (local $19 i32) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $5 + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $6 + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $7 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $7) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $8 + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $9 + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $10 + ;; CHECK-NEXT: (local.get $7) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $7) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $11 + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $12 + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $13 + ;; CHECK-NEXT: (local.get $7) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $7) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (call $basics) + ;; CHECK-NEXT: (local.set $14 + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $15 + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $16 + ;; CHECK-NEXT: (local.get $7) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $7) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 100) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $17 + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $18 + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $19 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $19) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $basics + (local $x i32) + (local $y i32) + (drop + (i32.add (i32.const 1) (i32.const 2)) + ) + (drop + (i32.add (i32.const 1) (i32.const 2)) + ) + (if (i32.const 0) (nop)) + (drop ;; we can't do this yet, non-linear + (i32.add (i32.const 1) (i32.const 2)) + ) + (drop + (i32.add (local.get $x) (local.get $y)) + ) + (drop + (i32.add (local.get $x) (local.get $y)) + ) + (drop + (i32.add (local.get $x) (local.get $y)) + ) + (call $basics) ;; side effects, but no matter for our locals + (drop + (i32.add (local.get $x) (local.get $y)) + ) + (local.set $x (i32.const 100)) + (drop ;; x was changed! + (i32.add (local.get $x) (local.get $y)) + ) + ) + ;; CHECK: (func $recursive1 + ;; CHECK-NEXT: (local $x i32) + ;; CHECK-NEXT: (local $y i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: (i32.const 3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $5 + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $6 + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $recursive1 + (local $x i32) + (local $y i32) + (drop + (i32.add + (i32.const 1) + (i32.add + (i32.const 2) + (i32.const 3) + ) + ) + ) + (drop + (i32.add + (i32.const 1) + (i32.add + (i32.const 2) + (i32.const 3) + ) + ) + ) + (drop + (i32.add + (i32.const 2) + (i32.const 3) + ) + ) + ) + ;; CHECK: (func $recursive2 + ;; CHECK-NEXT: (local $x i32) + ;; CHECK-NEXT: (local $y i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: (i32.const 3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $5 + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $6 + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $recursive2 + (local $x i32) + (local $y i32) + (drop + (i32.add + (i32.const 1) + (i32.add + (i32.const 2) + (i32.const 3) + ) + ) + ) + (drop + (i32.add + (i32.const 2) + (i32.const 3) + ) + ) + (drop + (i32.add + (i32.const 1) + (i32.add + (i32.const 2) + (i32.const 3) + ) + ) + ) + ) + ;; CHECK: (func $self + ;; CHECK-NEXT: (local $x i32) + ;; CHECK-NEXT: (local $y i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: (i32.const 3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $5 + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $self + (local $x i32) + (local $y i32) + (drop + (i32.add + (i32.add + (i32.const 2) + (i32.const 3) + ) + (i32.add + (i32.const 2) + (i32.const 3) + ) + ) + ) + (drop + (i32.add + (i32.const 2) + (i32.const 3) + ) + ) + ) + ;; CHECK: (func $loads + ;; CHECK-NEXT: (local $0 i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local.set $0 + ;; CHECK-NEXT: (i32.load + ;; CHECK-NEXT: (i32.const 10) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (i32.load + ;; CHECK-NEXT: (i32.const 10) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $loads + (drop + (i32.load (i32.const 10)) + ) + (drop + (i32.load (i32.const 10)) ;; implicit traps, sad + ) + ) + ;; CHECK: (func $8 (param $var$0 i32) (result i32) + ;; CHECK-NEXT: (local $var$1 i32) + ;; CHECK-NEXT: (local $var$2 i32) + ;; CHECK-NEXT: (local $var$3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (local $11 i32) + ;; CHECK-NEXT: (local $12 i32) + ;; CHECK-NEXT: (local $13 i32) + ;; CHECK-NEXT: (local $14 i32) + ;; CHECK-NEXT: (local $15 i32) + ;; CHECK-NEXT: (local $16 i32) + ;; CHECK-NEXT: (local $17 i32) + ;; CHECK-NEXT: (local $18 i32) + ;; CHECK-NEXT: (local $19 i32) + ;; CHECK-NEXT: (local $20 i32) + ;; CHECK-NEXT: (local $21 i32) + ;; CHECK-NEXT: (block $label$0 + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (local.get $var$1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $5 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $var$1) + ;; CHECK-NEXT: (i32.const 4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $var$2 + ;; CHECK-NEXT: (local.get $5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $6 + ;; CHECK-NEXT: (local.get $var$2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $7 + ;; CHECK-NEXT: (local.get $var$2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $8 + ;; CHECK-NEXT: (i32.load + ;; CHECK-NEXT: (local.get $var$2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $var$2 + ;; CHECK-NEXT: (i32.const 74) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $9 + ;; CHECK-NEXT: (local.get $var$2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $10 + ;; CHECK-NEXT: (i32.xor + ;; CHECK-NEXT: (local.get $var$2) + ;; CHECK-NEXT: (i32.const -1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $11 + ;; CHECK-NEXT: (i32.and + ;; CHECK-NEXT: (local.get $8) + ;; CHECK-NEXT: (local.get $10) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (i32.store + ;; CHECK-NEXT: (local.get $5) + ;; CHECK-NEXT: (local.get $11) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $12 + ;; CHECK-NEXT: (local.get $var$1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $13 + ;; CHECK-NEXT: (local.get $5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $var$1 + ;; CHECK-NEXT: (local.get $5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $14 + ;; CHECK-NEXT: (local.get $var$1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $15 + ;; CHECK-NEXT: (local.get $var$1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $16 + ;; CHECK-NEXT: (i32.load + ;; CHECK-NEXT: (local.get $var$1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $17 + ;; CHECK-NEXT: (local.get $var$2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $18 + ;; CHECK-NEXT: (i32.and + ;; CHECK-NEXT: (local.get $var$2) + ;; CHECK-NEXT: (i32.const 8) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $19 + ;; CHECK-NEXT: (i32.or + ;; CHECK-NEXT: (local.get $16) + ;; CHECK-NEXT: (local.get $18) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (i32.store + ;; CHECK-NEXT: (local.get $var$1) + ;; CHECK-NEXT: (local.get $19) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $20 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $21 + ;; CHECK-NEXT: (local.get $20) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $20) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $8 (param $var$0 i32) (result i32) + (local $var$1 i32) + (local $var$2 i32) + (local $var$3 i32) + (block $label$0 (result i32) + (i32.store + (local.tee $var$2 + (i32.add + (local.get $var$1) + (i32.const 4) + ) + ) + (i32.and + (i32.load + (local.get $var$2) + ) + (i32.xor + (local.tee $var$2 + (i32.const 74) + ) + (i32.const -1) + ) + ) + ) + (i32.store + (local.tee $var$1 + (i32.add + (local.get $var$1) + (i32.const 4) + ) + ) + (i32.or + (i32.load + (local.get $var$1) + ) + (i32.and + (local.get $var$2) + (i32.const 8) + ) + ) + ) + (i32.const 0) + ) + ) + ;; CHECK: (func $loop1 (param $x i32) (param $y i32) (result i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $5 + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $6 + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $8 + ;; CHECK-NEXT: (local.get $7) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $7) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $loop1 (param $x i32) (param $y i32) (result i32) + (local.set $x (local.get $y)) + (local.set $y (local.get $x)) + (local.set $x (local.get $y)) + (local.set $y (local.get $x)) + (return (local.get $y)) + ) + ;; CHECK: (func $loop2 (param $x i32) (param $y i32) (param $z i32) (result i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (local $11 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (local.get $z) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (local.get $z) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $5 + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $z + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $6 + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $7 + ;; CHECK-NEXT: (local.get $z) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (local.get $z) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $8 + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $z + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $9 + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $11 + ;; CHECK-NEXT: (local.get $10) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $10) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $loop2 (param $x i32) (param $y i32) (param $z i32) (result i32) + (local.set $x (local.get $y)) + (local.set $y (local.get $z)) + (local.set $z (local.get $x)) + (local.set $x (local.get $y)) + (local.set $y (local.get $z)) + (local.set $z (local.get $x)) + (return (local.get $x)) + ) + ;; CHECK: (func $loop3 (param $x i32) (param $y i32) (param $z i32) (result i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (local.get $z) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (local.get $z) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $5 + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $z + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $6 + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $7 + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $z + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $8 + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $10 + ;; CHECK-NEXT: (local.get $9) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $9) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $loop3 (param $x i32) (param $y i32) (param $z i32) (result i32) + (local.set $x (local.get $y)) + (local.set $y (local.get $z)) + (local.set $z (local.get $y)) + (local.set $y (local.get $z)) + (local.set $z (local.get $y)) + (return (local.get $y)) + ) + ;; CHECK: (func $handle-removing (param $var$0 f64) (param $var$1 f64) (param $var$2 i32) (result f32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 f32) + ;; CHECK-NEXT: (local $7 f32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $var$2 + ;; CHECK-NEXT: (i32.const 32767) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (local.get $var$2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $var$2 + ;; CHECK-NEXT: (i32.const 1024) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (local.get $var$2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $5 + ;; CHECK-NEXT: (select + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: (local.get $var$2) + ;; CHECK-NEXT: (i32.const -2147483648) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $var$2 + ;; CHECK-NEXT: (local.get $5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $6 + ;; CHECK-NEXT: (f32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $7 + ;; CHECK-NEXT: (local.get $6) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $6) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $handle-removing (param $var$0 f64) (param $var$1 f64) (param $var$2 i32) (result f32) + (local.set $var$2 + (select + (local.tee $var$2 + (i32.const 32767) + ) + (local.tee $var$2 + (i32.const 1024) + ) + (i32.const -2147483648) + ) + ) + (f32.const 1) + ) +) +;; a testcase that fails if we don't handle equivalent local canonicalization properly +(module + ;; CHECK: (type $2 (func (param i64 f32 i32))) + + ;; CHECK: (type $0 (func)) + (type $0 (func)) + ;; CHECK: (type $1 (func (param i32 f64) (result i32))) + (type $1 (func (param i32 f64) (result i32))) + (type $2 (func (param i64 f32 i32))) + ;; CHECK: (global $global$0 (mut i32) (i32.const 10)) + (global $global$0 (mut i32) (i32.const 10)) + (table 23 23 funcref) + ;; CHECK: (table $0 23 23 funcref) + + ;; CHECK: (export "func_1_invoker" (func $1)) + (export "func_1_invoker" (func $1)) + ;; CHECK: (export "func_6" (func $2)) + (export "func_6" (func $2)) + ;; CHECK: (func $0 (param $var$0 i64) (param $var$1 f32) (param $var$2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (block $label$1 + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (i32.const 128) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br_if $label$1 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br_if $label$1 + ;; CHECK-NEXT: (local.get $4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $5 + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (i32.const -14051) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $6 + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: (global.set $global$0 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $0 (; 0 ;) (type $2) (param $var$0 i64) (param $var$1 f32) (param $var$2 i32) + (if + (block $label$1 (result i32) + (drop + (br_if $label$1 + (i32.const 0) + (br_if $label$1 + (i32.const 128) + (i32.const 0) + ) + ) + ) + (i32.const -14051) + ) + (global.set $global$0 + (i32.const 0) + ) + ) + ) + ;; CHECK: (func $1 + ;; CHECK-NEXT: (call $0 + ;; CHECK-NEXT: (i64.const 1125899906842624) + ;; CHECK-NEXT: (f32.const -nan:0x7fc91a) + ;; CHECK-NEXT: (i32.const -46) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $1 (; 1 ;) (type $0) + (call $0 + (i64.const 1125899906842624) + (f32.const -nan:0x7fc91a) + (i32.const -46) + ) + ) + ;; CHECK: (func $2 (param $var$0 i32) (param $var$1 f64) (result i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (global.get $global$0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $2 (; 2 ;) (type $1) (param $var$0 i32) (param $var$1 f64) (result i32) + (if + (global.get $global$0) + (unreachable) + ) + (i32.const 0) + ) +) +(module + ;; CHECK: (type $i32_=>_none (func (param i32))) + + ;; CHECK: (import "env" "out" (func $out (param i32))) + (import "env" "out" (func $out (param i32))) + ;; CHECK: (func $each-pass-must-clear (param $var$0 i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (local.get $var$0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (i32.eqz + ;; CHECK-NEXT: (local.get $var$0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (call $out + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (local.get $var$0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (call $out + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $each-pass-must-clear (param $var$0 i32) + (call $out + (i32.eqz + (local.get $var$0) + ) + ) + (call $out + (i32.eqz + (local.get $var$0) + ) + ) + ) +) +(module + ;; CHECK: (type $none_=>_i64 (func (result i64))) + + ;; CHECK: (type $none_=>_none (func)) + + ;; CHECK: (global $glob (mut i32) (i32.const 1)) + (global $glob (mut i32) (i32.const 1)) + ;; CHECK: (func $i64-shifts (result i64) + ;; CHECK-NEXT: (local $temp i64) + ;; CHECK-NEXT: (local $1 i64) + ;; CHECK-NEXT: (local $2 i64) + ;; CHECK-NEXT: (local $3 i64) + ;; CHECK-NEXT: (local $4 i64) + ;; CHECK-NEXT: (local $5 i64) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (i64.add + ;; CHECK-NEXT: (i64.const 1) + ;; CHECK-NEXT: (i64.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $temp + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $temp + ;; CHECK-NEXT: (i64.const 9999) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $temp + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (local.get $temp) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (local.get $temp) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $5 + ;; CHECK-NEXT: (local.get $temp) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $temp) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $i64-shifts (result i64) + (local $temp i64) + (local.set $temp + (i64.add + (i64.const 1) + (i64.const 2) + ) + ) + (local.set $temp + (i64.const 9999) + ) + (local.set $temp + (i64.add + (i64.const 1) + (i64.const 2) + ) + ) + (local.get $temp) + ) + ;; CHECK: (func $global + ;; CHECK-NEXT: (local $x i32) + ;; CHECK-NEXT: (local $y i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (global.get $glob) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $global + (local $x i32) + (local $y i32) + (local.set $x (global.get $glob)) + (local.set $y (global.get $glob)) + (local.set $y (global.get $glob)) + ) +) + +(module + ;; After --flatten, there will be a series of chain copies between multiple + ;; locals, but some of the locals will be funcref type and others anyref + ;; type. We cannot make locals of different types a common subexpression. + ;; CHECK: (type $none_=>_anyref (func (result anyref))) + + ;; CHECK: (type $none_=>_none (func)) + + ;; CHECK: (func $subtype-test (result anyref) + ;; CHECK-NEXT: (local $0 funcref) + ;; CHECK-NEXT: (local $1 funcref) + ;; CHECK-NEXT: (local $2 anyref) + ;; CHECK-NEXT: (local $3 anyref) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (loop $label$1 + ;; CHECK-NEXT: (local.set $0 + ;; CHECK-NEXT: (ref.null func) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (local.get $0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (local.get $0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $subtype-test (result anyref) + (nop) + (loop $label$1 (result funcref) + (ref.null func) + ) + ) + + ;; CHECK: (func $test + ;; CHECK-NEXT: (local $0 anyref) + ;; CHECK-NEXT: (local $1 funcref) + ;; CHECK-NEXT: (local $2 funcref) + ;; CHECK-NEXT: (block $label$1 + ;; CHECK-NEXT: (local.set $0 + ;; CHECK-NEXT: (ref.null func) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (ref.null func) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $test + (local $0 anyref) + (drop + (block $label$1 (result funcref) + (local.set $0 + (ref.null func) + ) + ;; After --flatten, this will be assigned to a local of funcref type. After + ;; --local-cse, even if we set (ref.null func) to local $0 above, this + ;; should not be replaced with $0, because it is of type anyref. + (ref.null func) + ) + ) + ) +) diff --git a/test/lit/passes/flatten_rereloop.wast b/test/lit/passes/flatten_rereloop.wast new file mode 100644 index 000000000..436fc930c --- /dev/null +++ b/test/lit/passes/flatten_rereloop.wast @@ -0,0 +1,1975 @@ +;; NOTE: Assertions have been generated by update_lit_checks.py --all-items and should not be edited. +;; NOTE: This test was ported using port_test.py and could be cleaned up. + +;; RUN: foreach %s %t wasm-opt --flatten --rereloop -S -o - | filecheck %s + +(module + (memory 1) + ;; CHECK: (type $none_=>_none (func)) + + ;; CHECK: (type $none_=>_i32 (func (result i32))) + + ;; CHECK: (type $none_=>_f64 (func (result f64))) + + ;; CHECK: (type $i32_=>_none (func (param i32))) + + ;; CHECK: (type $i32_=>_f32 (func (param i32) (result f32))) + + ;; CHECK: (type $none_=>_f32 (func (result f32))) + + ;; CHECK: (global $global (mut i32) (i32.const 0)) + (global $global (mut i32) (i32.const 0)) + ;; CHECK: (memory $0 1) + + ;; CHECK: (func $0 (result f64) + ;; CHECK-NEXT: (local $0 f64) + ;; CHECK-NEXT: (local $1 f64) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $0 + ;; CHECK-NEXT: (f64.const -nan:0xfffffd63e4e5a) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (local.get $0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $0 (result f64) + (if + (i32.const 0) + (loop $label$2 + (unreachable) + ) + ) + (f64.const -nan:0xfffffd63e4e5a) + ) + ;; CHECK: (func $1 (result i32) + ;; CHECK-NEXT: (local $0 i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $block$6$break + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block $switch$1$leave + ;; CHECK-NEXT: (block $switch$1$default + ;; CHECK-NEXT: (block $switch$1$case$4 + ;; CHECK-NEXT: (br_table $switch$1$case$4 $switch$1$case$4 $switch$1$default + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (br $block$6$break) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block $switch$6$leave + ;; CHECK-NEXT: (block $switch$6$default + ;; CHECK-NEXT: (block $switch$6$case$3 + ;; CHECK-NEXT: (br_table $switch$6$case$3 $switch$6$default + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $0 + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (local.get $0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + (func $1 (result i32) + (block $label$8 + (block $label$9 + (block $label$16 + (block $label$18 + (block $label$19 + (br_table $label$18 $label$16 $label$19 + (i32.const 0) + ) + ) + (br_table $label$9 $label$8 + (i32.const 1) + ) + ) + (unreachable) + ) + (unreachable) + ) + (unreachable) + ) + (i32.const 2) + ) + ;; CHECK: (func $skip-empty + ;; CHECK-NEXT: (local $0 i32) + ;; CHECK-NEXT: (block $block$2$break + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (br $block$2$break) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (return) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $skip-empty + (block $a1 + (block $a2 + (block $a3 + (block $a4 + (br $a4) + ) + (br $a3) + ) + (br $a2) + ) + (br $a1) + ) + ) + ;; CHECK: (func $skip-empty-2 + ;; CHECK-NEXT: (local $0 i32) + ;; CHECK-NEXT: (block $block$5$break + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (br $block$5$break) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $block$4$break + ;; CHECK-NEXT: (call $skip-empty) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (br $block$4$break) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $block$2$break + ;; CHECK-NEXT: (call $skip-empty) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (br $block$2$break) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (return) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $skip-empty-2 + (block $a1 + (block $a2 + (block $a3 + (block $a4 + (br $a4) + ) + (call $skip-empty) + (br $a3) + ) + (call $skip-empty) + (br $a2) + ) + (br $a1) + ) + ) + ;; CHECK: (func $skip-empty-3 + ;; CHECK-NEXT: (local $0 i32) + ;; CHECK-NEXT: (block $block$5$break + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (br $block$5$break) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $block$4$break + ;; CHECK-NEXT: (call $skip-empty) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (br $block$4$break) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $block$2$break + ;; CHECK-NEXT: (call $skip-empty) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (br $block$2$break) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (return) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $skip-empty-3 + (block $a1 + (block $a2 + (block $a3 + (block $a4 + (nop) + (br $a4) + (nop) + ) + (nop) + (call $skip-empty) + (nop) + (br $a3) + ) + (nop) + (call $skip-empty) + (nop) + (br $a2) + ) + (br $a1) + ) + ) + ;; CHECK: (func $skip-empty-4 (param $x i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (block $block$2$break + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (br $block$2$break) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (return) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $skip-empty-4 (param $x i32) + (block $a1 + (block $a2 + (block $a3 + (block $a4 + (br_table $a1 $a2 $a3 $a4 $a1 $a2 $a3 $a4 (local.get $x)) + ) + (br $a3) + ) + (br $a2) + ) + (br $a1) + ) + ) + ;; CHECK: (func $skipping (param $0 i32) (result f32) + ;; CHECK-NEXT: (local $1 f32) + ;; CHECK-NEXT: (local $2 f32) + ;; CHECK-NEXT: (local $3 f32) + ;; CHECK-NEXT: (local $4 f32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (f32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $skipping (param $0 i32) (result f32) + (if + (i32.const 0) + (unreachable) + ) ;; branches joining here lead to skip opportunities + (loop $label$2 (result f32) + (f32.const 1) + ) + ) + ;; CHECK: (func $merging + ;; CHECK-NEXT: (local $0 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $merging + (if + (i32.const 0) + (return) + ;; no else, but the else ends up with a return too, and we can merge them + ) + ) + ;; CHECK: (func $unswitch + ;; CHECK-NEXT: (local $0 i32) + ;; CHECK-NEXT: (block $block$2$break + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (br $block$2$break) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (return) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $unswitch + (block $label$1 + (br_table $label$1 $label$1 + (i32.const 0) + ) + ) + ) + ;; CHECK: (func $skip-only-empty + ;; CHECK-NEXT: (local $0 i32) + ;; CHECK-NEXT: (block $block$3$break + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (global.set $global + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (br $block$3$break) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br $block$3$break) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (return) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $skip-only-empty + (if + (i32.const 1) + (global.set $global + (i32.const 0) + ) + ) + ) + ;; CHECK: (func $skip-only-one-branch-out (result i32) + ;; CHECK-NEXT: (local $0 i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $0 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (local.get $0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $skip-only-one-branch-out (result i32) + (block $label$1 + (nop) + ) + (if + (i32.const 1) + (unreachable) ;; blocks a path through + ) + (i32.const 0) + ) + ;; CHECK: (func $multipass-for-skips (result f32) + ;; CHECK-NEXT: (local $0 f32) + ;; CHECK-NEXT: (local $1 f32) + ;; CHECK-NEXT: (local $2 f32) + ;; CHECK-NEXT: (local $3 f32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (block $block$7$break + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $0 + ;; CHECK-NEXT: (f32.const 9223372036854775808) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (local.get $0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (br $block$7$break) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (f32.const 65505) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (br $block$7$break) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $multipass-for-skips (result f32) + (if (result f32) + (i32.const 0) + (block (result f32) + (block $label$2 + (br_if $label$2 + (i32.const 536870912) + ) + ) + (f32.const 9223372036854775808) + ) + (f32.const 65505) + ) + ) + ;; CHECK: (func $branch-merge-vs-replace + ;; CHECK-NEXT: (local $0 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (return) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $branch-merge-vs-replace + (if + (i32.const 0) + (unreachable) + ) + ) + ;; CHECK: (func $unswitch-amount + ;; CHECK-NEXT: (local $0 i32) + ;; CHECK-NEXT: (block $block$2$break + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const -23) + ;; CHECK-NEXT: (br $block$2$break) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $block$6$break + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block $switch$4$leave + ;; CHECK-NEXT: (block $switch$4$default + ;; CHECK-NEXT: (block $switch$4$case$2 + ;; CHECK-NEXT: (br_table $switch$4$case$2 $switch$4$default + ;; CHECK-NEXT: (i32.const 44064) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (br $block$2$break) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (br $block$6$break) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (return) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $unswitch-amount + (block $label$1 + (if + (i32.const -23) + (nop) + (block + (block $label$4 + (br_table $label$1 $label$4 + (i32.const 44064) + ) + ) + (unreachable) + ) + ) + ) + ) +) +;; manual TODO: merge branches, all the parts +(module + ;; CHECK: (type $3 (func (param i32))) + + ;; CHECK: (type $0 (func)) + (type $0 (func)) + ;; CHECK: (type $2 (func (param i32) (result i32))) + + ;; CHECK: (type $1 (func (result i32))) + (type $1 (func (result i32))) + (type $2 (func (param i32) (result i32))) + (type $3 (func (param i32))) + ;; CHECK: (func $trivial + ;; CHECK-NEXT: (local $0 i32) + ;; CHECK-NEXT: (return) + ;; CHECK-NEXT: ) + (func $trivial (; 0 ;) (type $0) + (nop) + ) + ;; CHECK: (func $trivial2 + ;; CHECK-NEXT: (local $0 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (call $trivial) + ;; CHECK-NEXT: (call $trivial) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $trivial2 (; 1 ;) (type $0) + (block + (call $trivial) + (nop) + (call $trivial) + (nop) + ) + (nop) + ) + ;; CHECK: (func $return-void + ;; CHECK-NEXT: (local $0 i32) + ;; CHECK-NEXT: (return) + ;; CHECK-NEXT: ) + (func $return-void (; 2 ;) (type $0) + (return) + (unreachable) + ) + ;; CHECK: (func $return-val (result i32) + ;; CHECK-NEXT: (local $0 i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $return-val (; 3 ;) (type $1) (result i32) + (return + (i32.const 1) + ) + (unreachable) + ) + ;; CHECK: (func $ifs (param $x i32) (result i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (local $11 i32) + ;; CHECK-NEXT: (local $12 i32) + ;; CHECK-NEXT: (local $13 i32) + ;; CHECK-NEXT: (local $14 i32) + ;; CHECK-NEXT: (local $15 i32) + ;; CHECK-NEXT: (local $16 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $6 + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (local.get $6) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $7 + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $7) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $8 + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (local.get $8) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $9 + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $9) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (i32.const 3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $10 + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (local.get $10) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $11 + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $11) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (i32.const 4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (i32.const 5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $ifs (; 4 ;) (type $2) (param $x i32) (result i32) + (local $1 i32) + (local $2 i32) + (local $3 i32) + (local $4 i32) + (local $5 i32) + (block + (block + (local.set $1 + (local.get $x) + ) + (if + (local.get $1) + (block + (block + (local.set $2 + (local.get $x) + ) + (if + (local.get $2) + (block + (return + (i32.const 2) + ) + (unreachable) + ) + (block + (return + (i32.const 3) + ) + (unreachable) + ) + ) + ) + (unreachable) + ) + ) + ) + (nop) + (block + (local.set $3 + (local.get $x) + ) + (if + (local.get $3) + (block + (return + (i32.const 4) + ) + (unreachable) + ) + ) + ) + (nop) + (return + (i32.const 5) + ) + (unreachable) + ) + (local.set $5 + (local.get $4) + ) + (return + (local.get $5) + ) + ) + ;; CHECK: (func $loops (param $x i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (block $block$21$break + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (local.get $4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $5 + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $5) + ;; CHECK-NEXT: (loop $shape$2$continue + ;; CHECK-NEXT: (call $trivial) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (br $shape$2$continue) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br $block$21$break) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $block$24$break + ;; CHECK-NEXT: (loop $shape$4$continue + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (call $trivial) + ;; CHECK-NEXT: (local.set $6 + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (local.get $6) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $7 + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $7) + ;; CHECK-NEXT: (br $shape$4$continue) + ;; CHECK-NEXT: (br $block$24$break) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $block$2$break + ;; CHECK-NEXT: (loop $shape$6$continue + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (call $trivial) + ;; CHECK-NEXT: (local.set $8 + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (local.get $8) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $9 + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $9) + ;; CHECK-NEXT: (br $shape$6$continue) + ;; CHECK-NEXT: (br $block$2$break) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (return) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $loops (; 5 ;) (type $3) (param $x i32) + (local $1 i32) + (local $2 i32) + (local $3 i32) + (block + (block + (local.set $1 + (local.get $x) + ) + (if + (local.get $1) + (block + (loop $top + (block + (call $trivial) + (nop) + (br $top) + (unreachable) + ) + (unreachable) + ) + (unreachable) + ) + ) + ) + (nop) + (loop $top2 + (block + (call $trivial) + (nop) + (local.set $2 + (local.get $x) + ) + (br_if $top2 + (local.get $2) + ) + (nop) + ) + (nop) + ) + (nop) + (loop $top3 + (block + (call $trivial) + (nop) + (block + (local.set $3 + (local.get $x) + ) + (if + (local.get $3) + (block + (br $top3) + (unreachable) + ) + ) + ) + (nop) + ) + (nop) + ) + (nop) + ) + (nop) + ) + ;; CHECK: (func $br-out (param $x i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (block $block$2$break + ;; CHECK-NEXT: (call $br-out + ;; CHECK-NEXT: (i32.const 5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (br $block$2$break) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (return) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $br-out (; 6 ;) (type $3) (param $x i32) + (block $out + (call $br-out + (i32.const 5) + ) + (nop) + (br $out) + (unreachable) + ) + (nop) + ) + ;; CHECK: (func $unreachable (param $x i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (block $block$4$break + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $4) + ;; CHECK-NEXT: (br $block$4$break) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $block$2$break + ;; CHECK-NEXT: (call $unreachable + ;; CHECK-NEXT: (i32.const 5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (br $block$2$break) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (return) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $5 + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (local.get $5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $6 + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $6) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (call $unreachable + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (call $unreachable + ;; CHECK-NEXT: (i32.const 3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $unreachable (; 7 ;) (type $3) (param $x i32) + (local $1 i32) + (local $2 i32) + (block + (block + (local.set $1 + (local.get $x) + ) + (if + (local.get $1) + (block + (block + (local.set $2 + (local.get $x) + ) + (if + (local.get $2) + (block + (block $block + (call $unreachable + (i32.const 1) + ) + (nop) + (unreachable) + (unreachable) + (call $unreachable + (i32.const 2) + ) + (nop) + ) + (unreachable) + ) + (block + (block $block4 + (call $unreachable + (i32.const 3) + ) + (nop) + (return) + (unreachable) + (call $unreachable + (i32.const 4) + ) + (nop) + ) + (unreachable) + ) + ) + ) + (unreachable) + ) + ) + ) + (nop) + (block $out + (call $unreachable + (i32.const 5) + ) + (nop) + (br $out) + (unreachable) + (call $unreachable + (i32.const 6) + ) + (nop) + ) + (nop) + ) + (nop) + ) + ;; CHECK: (func $empty-blocks (param $x i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (block $block$2$break + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (br $block$2$break) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (return) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $empty-blocks (; 8 ;) (type $3) (param $x i32) + (block + (block $block + ) + (nop) + (block $block5 + ) + (nop) + ) + (nop) + ) + ;; CHECK: (func $before-and-after (param $x i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (local $11 i32) + ;; CHECK-NEXT: (local $12 i32) + ;; CHECK-NEXT: (local $13 i32) + ;; CHECK-NEXT: (local $14 i32) + ;; CHECK-NEXT: (local $15 i32) + ;; CHECK-NEXT: (local $16 i32) + ;; CHECK-NEXT: (block $block$4$break + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (call $before-and-after + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (call $before-and-after + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (call $before-and-after + ;; CHECK-NEXT: (i32.const 3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (call $before-and-after + ;; CHECK-NEXT: (i32.const 4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $6 + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (local.get $6) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $7 + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $7) + ;; CHECK-NEXT: (br $block$4$break) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (call $before-and-after + ;; CHECK-NEXT: (i32.const 5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (br $block$4$break) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $block$8$break + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (call $before-and-after + ;; CHECK-NEXT: (i32.const 6) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (call $before-and-after + ;; CHECK-NEXT: (i32.const 7) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (call $before-and-after + ;; CHECK-NEXT: (i32.const 8) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (br $block$8$break) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $block$10$break + ;; CHECK-NEXT: (loop $shape$4$continue + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (call $before-and-after + ;; CHECK-NEXT: (i32.const 9) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $8 + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (local.get $8) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $9 + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $9) + ;; CHECK-NEXT: (br $shape$4$continue) + ;; CHECK-NEXT: (br $block$10$break) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $block$11$break + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (call $before-and-after + ;; CHECK-NEXT: (i32.const 10) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (call $before-and-after + ;; CHECK-NEXT: (i32.const 11) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $10 + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (local.get $10) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $11 + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $11) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (call $before-and-after + ;; CHECK-NEXT: (i32.const 12) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (br $block$11$break) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br $block$11$break) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $block$15$break + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (call $before-and-after + ;; CHECK-NEXT: (i32.const 13) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $12 + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (local.get $12) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $13 + ;; CHECK-NEXT: (local.get $4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $13) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (call $before-and-after + ;; CHECK-NEXT: (i32.const 14) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (br $block$15$break) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (call $before-and-after + ;; CHECK-NEXT: (i32.const 15) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (br $block$15$break) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $block$21$break + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $14 + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $5 + ;; CHECK-NEXT: (local.get $14) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $15 + ;; CHECK-NEXT: (local.get $5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $15) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (call $before-and-after + ;; CHECK-NEXT: (i32.const 16) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (br $block$21$break) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br $block$21$break) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $block$28$break + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (call $before-and-after + ;; CHECK-NEXT: (i32.const 17) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (call $before-and-after + ;; CHECK-NEXT: (i32.const 18) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (call $before-and-after + ;; CHECK-NEXT: (i32.const 19) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (call $before-and-after + ;; CHECK-NEXT: (i32.const 20) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (call $before-and-after + ;; CHECK-NEXT: (i32.const 21) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (call $before-and-after + ;; CHECK-NEXT: (i32.const 22) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (br $block$28$break) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $block$30$break + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (call $before-and-after + ;; CHECK-NEXT: (i32.const 23) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (call $before-and-after + ;; CHECK-NEXT: (i32.const 24) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (br $block$30$break) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (call $before-and-after + ;; CHECK-NEXT: (i32.const 25) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $before-and-after (; 9 ;) (type $3) (param $x i32) + (local $1 i32) + (local $2 i32) + (local $3 i32) + (local $4 i32) + (local $5 i32) + (block + (call $before-and-after + (i32.const 1) + ) + (nop) + (block $block + (call $before-and-after + (i32.const 2) + ) + (nop) + ) + (nop) + (call $before-and-after + (i32.const 3) + ) + (nop) + (block $out + (call $before-and-after + (i32.const 4) + ) + (nop) + (local.set $1 + (local.get $x) + ) + (br_if $out + (local.get $1) + ) + (nop) + (call $before-and-after + (i32.const 5) + ) + (nop) + ) + (nop) + (call $before-and-after + (i32.const 6) + ) + (nop) + (loop $loop-in + (nop) + ) + (nop) + (call $before-and-after + (i32.const 7) + ) + (nop) + (loop $top + (nop) + ) + (nop) + (call $before-and-after + (i32.const 8) + ) + (nop) + (loop $top2 + (block + (call $before-and-after + (i32.const 9) + ) + (nop) + (local.set $2 + (local.get $x) + ) + (br_if $top2 + (local.get $2) + ) + (nop) + (call $before-and-after + (i32.const 10) + ) + (nop) + ) + (nop) + ) + (nop) + (call $before-and-after + (i32.const 11) + ) + (nop) + (block + (local.set $3 + (local.get $x) + ) + (if + (local.get $3) + (block + (call $before-and-after + (i32.const 12) + ) + (nop) + ) + ) + ) + (nop) + (call $before-and-after + (i32.const 13) + ) + (nop) + (block + (local.set $4 + (local.get $x) + ) + (if + (local.get $4) + (block + (call $before-and-after + (i32.const 14) + ) + (nop) + ) + (block + (call $before-and-after + (i32.const 15) + ) + (nop) + ) + ) + ) + (nop) + (block + (local.set $5 + (local.get $x) + ) + (if + (local.get $5) + (block + (block $block8 + (call $before-and-after + (i32.const 16) + ) + (nop) + ) + (nop) + ) + ) + ) + (nop) + (call $before-and-after + (i32.const 17) + ) + (nop) + (block $block9 + (call $before-and-after + (i32.const 18) + ) + (nop) + (block $block10 + (call $before-and-after + (i32.const 19) + ) + (nop) + ) + (nop) + (call $before-and-after + (i32.const 20) + ) + (nop) + ) + (nop) + (call $before-and-after + (i32.const 21) + ) + (nop) + (block $block11 + (block $block12 + (call $before-and-after + (i32.const 22) + ) + (nop) + ) + (nop) + ) + (nop) + (call $before-and-after + (i32.const 23) + ) + (nop) + (block $no1 + (block $no2 + (call $before-and-after + (i32.const 24) + ) + (nop) + ) + (nop) + ) + (nop) + (call $before-and-after + (i32.const 25) + ) + (nop) + ) + (nop) + ) + ;; CHECK: (func $switch (param $x i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (block $block$3$break + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (br $block$3$break) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $block$9$break + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (call $switch + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $5 + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (local.get $5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $6 + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block $switch$3$leave + ;; CHECK-NEXT: (block $switch$3$default + ;; CHECK-NEXT: (block $switch$3$case$9 + ;; CHECK-NEXT: (br_table $switch$3$case$9 $switch$3$case$9 $switch$3$case$9 $switch$3$default + ;; CHECK-NEXT: (local.get $6) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (br $block$9$break) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (call $switch + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (br $block$9$break) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (call $switch + ;; CHECK-NEXT: (i32.const 3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $switch (; 10 ;) (type $3) (param $x i32) + (local $1 i32) + (local $2 i32) + (block $out + (block $a + (local.set $1 + (local.get $x) + ) + (br_table $a $a + (local.get $1) + ) + (unreachable) + ) + (nop) + (call $switch + (i32.const 1) + ) + (nop) + (block $b + (block $c + (local.set $2 + (local.get $x) + ) + (br_table $b $b $b $c + (local.get $2) + ) + (unreachable) + ) + (nop) + (call $switch + (i32.const 2) + ) + (nop) + ) + (nop) + (call $switch + (i32.const 3) + ) + (nop) + ) + (nop) + ) + ;; CHECK: (func $no-return + ;; CHECK-NEXT: (local $0 i32) + ;; CHECK-NEXT: (block $block$6$break + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (br $block$6$break) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (i32.const 3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (br $block$6$break) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (return) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $no-return (; 11 ;) (type $0) + (if + (i32.const 1) + (block + (drop + (i32.const 2) + ) + (nop) + ) + (block + (drop + (i32.const 3) + ) + (nop) + ) + ) + (nop) + ) + ;; CHECK: (func $if-br-wat (param $x i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (block $block$3$break + ;; CHECK-NEXT: (block $block$4$break + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (call $if-br-wat + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $4) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (call $if-br-wat + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (br $block$4$break) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $5 + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (local.get $5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $6 + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $6) + ;; CHECK-NEXT: (br $block$3$break) + ;; CHECK-NEXT: (br $block$4$break) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (call $if-br-wat + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (br $block$3$break) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (call $if-br-wat + ;; CHECK-NEXT: (i32.const 3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $if-br-wat (; 12 ;) (type $3) (param $x i32) + (local $1 i32) + (local $2 i32) + (block + (call $if-br-wat + (i32.const 0) + ) + (nop) + (block $label$2 + (block + (local.set $1 + (local.get $x) + ) + (if + (local.get $1) + (block + (call $if-br-wat + (i32.const 1) + ) + (nop) + ) + (block + (block + (local.set $2 + (local.get $x) + ) + (if + (local.get $2) + (block + (br $label$2) + (unreachable) + ) + ) + ) + (nop) + ) + ) + ) + (nop) + (call $if-br-wat + (i32.const 2) + ) + (nop) + ) + (nop) + (call $if-br-wat + (i32.const 3) + ) + (nop) + ) + (nop) + ) + ;; CHECK: (func $switcher-to-nowhere (param $0 i32) (result i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (local.get $0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (local.get $4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $5 + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block $switch$1$leave + ;; CHECK-NEXT: (block $switch$1$default + ;; CHECK-NEXT: (block $switch$1$case$4 + ;; CHECK-NEXT: (block $switch$1$case$5 + ;; CHECK-NEXT: (br_table $switch$1$case$5 $switch$1$case$4 $switch$1$default + ;; CHECK-NEXT: (local.get $5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (i32.const 3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + (func $switcher-to-nowhere (; 13 ;) (type $2) (param $0 i32) (result i32) + (local $1 i32) + (local $2 i32) + (local $3 i32) + (block + (block $switch + (block $switch-case0 + (block $switch-case + (local.set $1 + (local.get $0) + ) + (br_table $switch-case $switch-case0 $switch + (local.get $1) + ) + (unreachable) + ) + (nop) + (return + (i32.const 1) + ) + (unreachable) + ) + (nop) + (return + (i32.const 2) + ) + (unreachable) + ) + (nop) + (return + (i32.const 3) + ) + (unreachable) + ) + (local.set $3 + (local.get $2) + ) + (return + (local.get $3) + ) + ) +) diff --git a/test/lit/passes/flatten_simplify-locals-nonesting_dfo_O3.wast b/test/lit/passes/flatten_simplify-locals-nonesting_dfo_O3.wast new file mode 100644 index 000000000..e8f3eaf30 --- /dev/null +++ b/test/lit/passes/flatten_simplify-locals-nonesting_dfo_O3.wast @@ -0,0 +1,171 @@ +;; NOTE: Assertions have been generated by update_lit_checks.py --all-items and should not be edited. +;; NOTE: This test was ported using port_test.py and could be cleaned up. + +;; RUN: foreach %s %t wasm-opt --flatten --simplify-locals-nonesting --dfo -O3 -S -o - | filecheck %s + +(module + (memory 1) + (func "if-select" + (local $var$0 i32) + (nop) + (drop + (if (result i32) + (select + (i32.const 65473) + (i32.const 1) + (local.get $var$0) + ) + (i32.const -2405046) + (i32.const 1) + ) + ) + ) + (func "unreachable-body-update-zext" (result f64) + (if + (i32.eqz + (i32.const 0) + ) + (unreachable) + ) + (f64.const -9223372036854775808) + ) + (func "ssa-const" (param $var$0 i32) (param $var$1 f64) (param $var$2 f64) (result i32) + (block $label$1 (result i32) + (block $label$2 + (if + (i32.const 1) + (block + (drop + (loop $label$5 (result i64) + (if (result i64) + (i32.const 0) + (i64.load offset=22 + (i32.and + (br_if $label$1 + (i32.const 0) + (i32.const 0) + ) + (i32.const 15) + ) + (i64.const 1) + ) + (i64.const 1) + ) + ) + ) + ) + ) + (unreachable) + ) + ) + ) + (func "if-nothing" (param $var$0 i64) + (local $var$1 i32) + (local $var$2 i32) + (block $label$1 + (loop $label$2 + (block $label$3 + (block $label$4 + (br_if $label$3 + (i32.eqz + (if (result i32) + (i32.const 0) + (i32.const 0) + (local.get $var$2) + ) + ) + ) + (unreachable) + ) + (unreachable) + ) + ) + (unreachable) + ) + ) + (func "only-dfo" (param $var$0 f64) (result i32) + (local $var$1 i32) + (local $var$2 i32) + (local $var$3 i32) + (local $var$4 i32) + (loop $label$1 + (local.set $var$3 + (local.tee $var$1 + (local.tee $var$2 + (local.get $var$1) + ) + ) + ) + (if + (i32.eqz + (local.get $var$4) + ) + (block + (local.set $var$4 + (select + (local.get $var$3) + (i32.const -2147483648) + (local.get $var$2) + ) + ) + (br $label$1) + ) + ) + ) + (i32.const -2766) + ) +) + +;; CHECK: (type $none_=>_none (func)) + +;; CHECK: (type $none_=>_f64 (func (result f64))) + +;; CHECK: (type $i32_f64_f64_=>_i32 (func (param i32 f64 f64) (result i32))) + +;; CHECK: (type $i64_=>_none (func (param i64))) + +;; CHECK: (type $f64_=>_i32 (func (param f64) (result i32))) + +;; CHECK: (export "if-select" (func $0)) + +;; CHECK: (export "unreachable-body-update-zext" (func $1)) + +;; CHECK: (export "ssa-const" (func $2)) + +;; CHECK: (export "if-nothing" (func $3)) + +;; CHECK: (export "only-dfo" (func $4)) + +;; CHECK: (func $0 (; has Stack IR ;) +;; CHECK-NEXT: (nop) +;; CHECK-NEXT: ) + +;; CHECK: (func $1 (; has Stack IR ;) (result f64) +;; CHECK-NEXT: (unreachable) +;; CHECK-NEXT: ) + +;; CHECK: (func $2 (; has Stack IR ;) (param $0 i32) (param $1 f64) (param $2 f64) (result i32) +;; CHECK-NEXT: (unreachable) +;; CHECK-NEXT: ) + +;; CHECK: (func $3 (; has Stack IR ;) (param $0 i64) +;; CHECK-NEXT: (unreachable) +;; CHECK-NEXT: ) + +;; CHECK: (func $4 (; has Stack IR ;) (param $0 f64) (result i32) +;; CHECK-NEXT: (local $1 i32) +;; CHECK-NEXT: (loop $label$1 +;; CHECK-NEXT: (if +;; CHECK-NEXT: (i32.eqz +;; CHECK-NEXT: (local.get $1) +;; CHECK-NEXT: ) +;; CHECK-NEXT: (block +;; CHECK-NEXT: (local.set $1 +;; CHECK-NEXT: (i32.const -2147483648) +;; CHECK-NEXT: ) +;; CHECK-NEXT: (br $label$1) +;; CHECK-NEXT: ) +;; CHECK-NEXT: ) +;; CHECK-NEXT: ) +;; CHECK-NEXT: (i32.const -2766) +;; CHECK-NEXT: ) diff --git a/test/lit/passes/flatten_simplify-locals-nonesting_souperify-single-use_enable-threads.wast b/test/lit/passes/flatten_simplify-locals-nonesting_souperify-single-use_enable-threads.wast new file mode 100644 index 000000000..dbc1a1719 --- /dev/null +++ b/test/lit/passes/flatten_simplify-locals-nonesting_souperify-single-use_enable-threads.wast @@ -0,0 +1,4606 @@ +;; NOTE: Assertions have been generated by update_lit_checks.py --all-items and should not be edited. +;; NOTE: This test was ported using port_test.py and could be cleaned up. + +;; RUN: foreach %s %t wasm-opt --flatten --simplify-locals-nonesting --souperify-single-use --enable-threads -S -o - | filecheck %s + +(module + ;; CHECK: (type $i32_i32_=>_i32 (func (param i32 i32) (result i32))) + + ;; CHECK: (type $i32_=>_i32 (func (param i32) (result i32))) + + ;; CHECK: (type $i32_=>_none (func (param i32))) + + ;; CHECK: (type $i32_i32_i32_=>_i32 (func (param i32 i32 i32) (result i32))) + + ;; CHECK: (type $none_=>_i32 (func (result i32))) + + ;; CHECK: (type $i32_i32_=>_none (func (param i32 i32))) + + ;; CHECK: (type $none_=>_f64 (func (result f64))) + + ;; CHECK: (type $i64_i64_i64_=>_i32 (func (param i64 i64 i64) (result i32))) + + ;; CHECK: (type $none_=>_none (func)) + + ;; CHECK: (type $i32_i32_i32_i32_=>_none (func (param i32 i32 i32 i32))) + + ;; CHECK: (type $i64_i64_i64_=>_i64 (func (param i64 i64 i64) (result i64))) + + ;; CHECK: (type $i64_i64_i32_f32_=>_none (func (param i64 i64 i32 f32))) + + ;; CHECK: (type $i32_i32_i32_i32_i32_=>_i32 (func (param i32 i32 i32 i32 i32) (result i32))) + + ;; CHECK: (memory $0 (shared 1 1)) + (memory $0 (shared 1 1)) + ;; Figure 1a from the Souper paper https://arxiv.org/pdf/1711.04422.pdf + ;; CHECK: (export "replaced-print-internal" (func $55)) + + ;; CHECK: (func $figure-1a (param $a i64) (param $x i64) (param $y i64) (result i32) + ;; CHECK-NEXT: (local $i i32) + ;; CHECK-NEXT: (local $j i32) + ;; CHECK-NEXT: (local $r i32) + ;; CHECK-NEXT: (local $6 i64) + ;; CHECK-NEXT: (local $7 i64) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i64) + ;; CHECK-NEXT: (local $10 i64) + ;; CHECK-NEXT: (local $11 i32) + ;; CHECK-NEXT: (local $12 i32) + ;; CHECK-NEXT: (local $13 i32) + ;; CHECK-NEXT: (local $14 i32) + ;; CHECK-NEXT: (local $15 i32) + ;; CHECK-NEXT: (local $16 i32) + ;; CHECK-NEXT: (local $17 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $12 + ;; CHECK-NEXT: (i64.eq + ;; CHECK-NEXT: (local.get $a) + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $13 + ;; CHECK-NEXT: (i64.ne + ;; CHECK-NEXT: (local.get $a) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $15 + ;; CHECK-NEXT: (i32.and + ;; CHECK-NEXT: (local.get $12) + ;; CHECK-NEXT: (local.get $13) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $15) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $16) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $figure-1a (param $a i64) (param $x i64) (param $y i64) (result i32) + (local $i i32) + (local $j i32) + (local $r i32) + (local.set $i + (i64.eq + (local.get $a) + (local.get $x) + ) + ) + (local.set $j + (i64.ne + (local.get $a) + (local.get $y) + ) + ) + (local.set $r + (i32.and + (local.get $i) + (local.get $j) + ) + ) + (return (local.get $r)) + ) + ;; Figure 1b, with a potential path condition + ;; CHECK: (func $figure-1b (param $a i64) (param $x i64) (param $y i64) (result i32) + ;; CHECK-NEXT: (local $i i32) + ;; CHECK-NEXT: (local $j i32) + ;; CHECK-NEXT: (local $r i32) + ;; CHECK-NEXT: (local $6 i64) + ;; CHECK-NEXT: (local $7 i64) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i64) + ;; CHECK-NEXT: (local $10 i64) + ;; CHECK-NEXT: (local $11 i32) + ;; CHECK-NEXT: (local $12 i64) + ;; CHECK-NEXT: (local $13 i64) + ;; CHECK-NEXT: (local $14 i32) + ;; CHECK-NEXT: (local $15 i32) + ;; CHECK-NEXT: (local $16 i32) + ;; CHECK-NEXT: (local $17 i32) + ;; CHECK-NEXT: (local $18 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $8 + ;; CHECK-NEXT: (i64.lt_s + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $8) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $15 + ;; CHECK-NEXT: (i64.eq + ;; CHECK-NEXT: (local.get $a) + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $16 + ;; CHECK-NEXT: (i64.ne + ;; CHECK-NEXT: (local.get $a) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $18 + ;; CHECK-NEXT: (i32.and + ;; CHECK-NEXT: (local.get $15) + ;; CHECK-NEXT: (local.get $16) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $18) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + (func $figure-1b (param $a i64) (param $x i64) (param $y i64) (result i32) + (local $i i32) + (local $j i32) + (local $r i32) + (if + (i64.lt_s + (local.get $x) + (local.get $y) + ) + (block + (local.set $i + (i64.eq + (local.get $a) + (local.get $x) + ) + ) + (local.set $j + (i64.ne + (local.get $a) + (local.get $y) + ) + ) + (local.set $r + (i32.and + (local.get $i) + (local.get $j) + ) + ) + (return (local.get $r)) + ) + (unreachable) + ) + ) + ;; Figure 3, simplified to an if + ;; CHECK: (func $figure-3-if (param $x i32) (result i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (i32.and + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $8 + ;; CHECK-NEXT: (i32.and + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $8) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $9) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $figure-3-if (param $x i32) (result i32) + (if + (i32.and + (local.get $x) + (i32.const 1) + ) + (local.set $x + (i32.add + (local.get $x) + (i32.const 1) + ) + ) + (local.set $x + (i32.add + (local.get $x) + (i32.const 2) + ) + ) + ) + (return + (i32.and + (local.get $x) + (i32.const 1) + ) + ) + ) + ;; flipping of greater than/or equals ops, which are not in Souper IR + ;; CHECK: (func $flips + ;; CHECK-NEXT: (local $x i32) + ;; CHECK-NEXT: (local $y i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (local $11 i32) + ;; CHECK-NEXT: (local $12 i32) + ;; CHECK-NEXT: (local $13 i32) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.ge_s + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.ge_u + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.gt_s + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.gt_u + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $flips + (local $x i32) + (local $y i32) + (local.set $x (i32.ge_s (local.get $x) (local.get $y))) + (local.set $x (i32.ge_u (local.get $x) (local.get $y))) + (local.set $x (i32.gt_s (local.get $x) (local.get $y))) + (local.set $x (i32.gt_u (local.get $x) (local.get $y))) + ) + ;; CHECK: (func $various-conditions-1 (param $x i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $various-conditions-1 (param $x i32) + (if + (local.get $x) + (local.set $x + (i32.add + (local.get $x) + (i32.const 1) + ) + ) + ) + ) + ;; CHECK: (func $various-conditions-2 (param $x i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (i32.lt_s + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.sub + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $various-conditions-2 (param $x i32) + (if + (i32.lt_s + (local.get $x) + (i32.const 0) + ) + (local.set $x + (i32.sub + (local.get $x) + (i32.const 2) + ) + ) + ) + ) + ;; CHECK: (func $various-conditions-3 (param $x i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (i32.reinterpret_f32 + ;; CHECK-NEXT: (f32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.sub + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $various-conditions-3 (param $x i32) + (if + (i32.reinterpret_f32 (f32.const 0)) + (local.set $x + (i32.sub + (local.get $x) + (i32.const 4) + ) + ) + ) + ) + ;; CHECK: (func $various-conditions-4 (param $x i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + (func $various-conditions-4 (param $x i32) + (if + (unreachable) + (local.set $x + (i32.add + (local.get $x) + (i32.const 3) + ) + ) + ) + ) + ;; CHECK: (func $unaries (param $x i32) (param $y i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (local $11 i32) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (i32.eqz + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $5 + ;; CHECK-NEXT: (i32.ctz + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $7 + ;; CHECK-NEXT: (i32.clz + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $9 + ;; CHECK-NEXT: (i32.popcnt + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $10 + ;; CHECK-NEXT: (i32.sub + ;; CHECK-NEXT: (local.get $7) + ;; CHECK-NEXT: (local.get $9) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $5) + ;; CHECK-NEXT: (local.get $10) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $unaries (param $x i32) (param $y i32) + (if + (i32.eqz + (local.get $x) + ) + (local.set $x + (i32.add + (i32.ctz + (local.get $y) + ) + (i32.sub + (i32.clz + (local.get $x) + ) + (i32.popcnt + (local.get $y) + ) + ) + ) + ) + ) + ) + ;; CHECK: (func $unary-condition (param $x i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (i32.gt_u + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (i32.ctz + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $unary-condition (param $x i32) + (if + (i32.ctz + (i32.gt_u + (local.get $x) + (i32.const 1) + ) + ) + (local.set $x + (i32.add + (local.get $x) + (i32.const 2) + ) + ) + ) + ) + ;; CHECK: (func $unary-condition-2 (param $x i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (i32.gt_u + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (i32.eqz + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $unary-condition-2 (param $x i32) + (if + (i32.eqz + (i32.gt_u + (local.get $x) + (i32.const 1) + ) + ) + (local.set $x + (i32.add + (local.get $x) + (i32.const 2) + ) + ) + ) + ) + ;; CHECK: (func $if-else-cond (param $x i32) (result i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (i32.lt_s + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $8 + ;; CHECK-NEXT: (i32.and + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $8) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $9) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $if-else-cond (param $x i32) (result i32) + (if + (i32.lt_s + (local.get $x) + (i32.const 1) + ) + (local.set $x + (i32.add + (local.get $x) + (i32.const 1) + ) + ) + (local.set $x + (i32.add + (local.get $x) + (i32.const 2) + ) + ) + ) + (return + (i32.and + (local.get $x) + (i32.const 1) + ) + ) + ) + ;; CHECK: (func $trivial-ret (result i32) + ;; CHECK-NEXT: (local $0 i32) + ;; CHECK-NEXT: (local.set $0 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $trivial-ret (result i32) + (i32.add + (i32.const 0) + (i32.const 1) + ) + ) + ;; CHECK: (func $trivial-const (result i32) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $trivial-const (result i32) + (i32.const 0) + ) + ;; CHECK: (func $trivial-const-block (result i32) + ;; CHECK-NEXT: (local $0 i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $trivial-const-block (result i32) + (nop) + (i32.const 0) + ) + ;; CHECK: (func $bad-phi-value (result i32) + ;; CHECK-NEXT: (local $0 i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (i32.load + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $bad-phi-value (result i32) + (if (result i32) + (if (result i32) + (i32.const 1) + (i32.load + (i32.const 0) + ) + (i32.const 0) + ) + (i32.const 0) + (i32.const 1) + ) + ) + ;; CHECK: (func $bad-phi-value-2 (param $x i32) (result i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (i32.load + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $bad-phi-value-2 (param $x i32) (result i32) + (if + (if (result i32) + (i32.const 1) + (i32.load + (i32.const 0) + ) + (i32.const 0) + ) + (local.set $x (i32.const 1)) + (local.set $x (i32.const 2)) + ) + (local.get $x) + ) + ;; CHECK: (func $select (param $x i32) (result i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (select + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: (i32.const 3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + (func $select (param $x i32) (result i32) + (return + (select + (i32.const 1) + (i32.const 2) + (i32.const 3) + ) + ) + ) + ;; CHECK: (func $select-2 (param $x i32) (param $y i32) (result i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $6 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $8 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $9 + ;; CHECK-NEXT: (select + ;; CHECK-NEXT: (local.get $4) + ;; CHECK-NEXT: (local.get $6) + ;; CHECK-NEXT: (local.get $8) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $9) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + (func $select-2 (param $x i32) (param $y i32) (result i32) + (return + (select + (i32.add + (local.get $x) + (local.get $y) + ) + (i32.add + (local.get $x) + (i32.const 1) + ) + (i32.add + (i32.const 2) + (local.get $y) + ) + ) + ) + ) + ;; CHECK: (func $block-phi-1 (param $x i32) (param $y i32) (result i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $out + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (br_if $out + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $10 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $10) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $block-phi-1 (param $x i32) (param $y i32) (result i32) + (block $out + (local.set $x + (i32.add + (local.get $x) + (i32.const 1) + ) + ) + (br_if $out (local.get $y)) + (local.set $x + (i32.add + (local.get $x) + (i32.const 2) + ) + ) + ) + (i32.add + (local.get $x) + (i32.const 3) + ) + ) + ;; CHECK: (func $block-phi-2 (param $x i32) (param $y i32) (result i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $out + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (br_if $out + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $6 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $6) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $block-phi-2 (param $x i32) (param $y i32) (result i32) + (block $out + (local.set $x + (i32.const 1) + ) + (br_if $out (local.get $y)) + (local.set $x + (i32.const 2) + ) + ) + (i32.add + (local.get $x) + (i32.const 3) + ) + ) + ;; CHECK: (func $zero_init-phi-bad_type (result f64) + ;; CHECK-NEXT: (local $x f64) + ;; CHECK-NEXT: (local $1 f64) + ;; CHECK-NEXT: (local $2 f64) + ;; CHECK-NEXT: (local $3 f64) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (f64.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $zero_init-phi-bad_type (result f64) + (local $x f64) + (if + (i32.const 0) + (local.set $x + (f64.const 1) + ) + ) + (local.get $x) + ) + ;; CHECK: (func $phi-bad-type (result f64) + ;; CHECK-NEXT: (local $0 f64) + ;; CHECK-NEXT: (local $1 f64) + ;; CHECK-NEXT: (local $2 f64) + ;; CHECK-NEXT: (local $3 f64) + ;; CHECK-NEXT: (block $label$1 + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: (local.set $0 + ;; CHECK-NEXT: (f64.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $0 + ;; CHECK-NEXT: (f64.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $phi-bad-type (result f64) + (block $label$1 (result f64) + (if (result f64) + (i32.const 0) + (f64.const 0) + (f64.const 1) + ) + ) + ) + ;; CHECK: (func $phi-one-side-i1 (param $x i32) (param $y i32) (result i32) + ;; CHECK-NEXT: (local $i i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (local $11 i32) + ;; CHECK-NEXT: (local $12 i32) + ;; CHECK-NEXT: (local $13 i32) + ;; CHECK-NEXT: (local $14 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $5 + ;; CHECK-NEXT: (i32.le_s + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $5) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $i + ;; CHECK-NEXT: (i32.eq + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $i + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $i) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $phi-one-side-i1 (param $x i32) (param $y i32) (result i32) + (local $i i32) + (if + (i32.le_s + (local.get $x) + (local.get $y) + ) + (local.set $i + (i32.eq + (local.get $x) + (local.get $y) + ) + ) + (local.set $i + (i32.add + (local.get $x) + (local.get $y) + ) + ) + ) + (local.get $i) + ) + ;; CHECK: (func $call (result i32) + ;; CHECK-NEXT: (local $0 i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local.set $0 + ;; CHECK-NEXT: (call $call) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (call $call) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $0) + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (call $call) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (i32.const 10) + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $5 + ;; CHECK-NEXT: (i32.mul + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: (local.get $4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + (func $call (result i32) + (return + (i32.mul + (i32.add + (call $call) + (call $call) + ) + (i32.add + (i32.const 10) + (call $call) + ) + ) + ) + ) + ;; CHECK: (func $in-unreachable-1 (param $x i32) (param $y i32) (result i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $block + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $in-unreachable-1 (param $x i32) (param $y i32) (result i32) + (if + (local.get $x) + (block + (local.set $x + (i32.const 1) + ) + (return (local.get $x)) + ) + (local.set $x + (i32.const 2) + ) + ) + ;; no phi here! + (return + (local.get $x) + ) + ) + ;; CHECK: (func $in-unreachable-2 (param $x i32) (param $y i32) (result i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $block + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $in-unreachable-2 (param $x i32) (param $y i32) (result i32) + (if + (local.get $x) + (block + (local.set $x + (i32.const 1) + ) + (unreachable) + ) + (local.set $x + (i32.const 2) + ) + ) + ;; no phi here! + (return + (local.get $x) + ) + ) + ;; CHECK: (func $in-unreachable-3 (param $x i32) (param $y i32) (result i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $out + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $block + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br $out) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $in-unreachable-3 (param $x i32) (param $y i32) (result i32) + (block $out + (if + (local.get $x) + (block + (local.set $x + (i32.const 1) + ) + (br $out) + ) + (local.set $x + (i32.const 2) + ) + ) + ;; no phi here! + (return + (local.get $x) + ) + ) + (return + (local.get $x) + ) + ) + ;; CHECK: (func $in-unreachable-4 (param $x i32) (param $y i32) (result i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $out + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $block + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br_table $out $out $out + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $in-unreachable-4 (param $x i32) (param $y i32) (result i32) + (block $out + (if + (local.get $x) + (block + (local.set $x + (i32.const 1) + ) + (br_table $out $out $out (i32.const 1)) + ) + (local.set $x + (i32.const 2) + ) + ) + ;; no phi here! + (return + (local.get $x) + ) + ) + (return + (local.get $x) + ) + ) + ;; CHECK: (func $in-unreachable-br_if (param $x i32) (param $y i32) (result i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $out + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (block $block + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (br_if $out + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $6) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $in-unreachable-br_if (param $x i32) (param $y i32) (result i32) + (block $out + (if + (local.get $x) + (block + (local.set $x + (i32.const 1) + ) + (br_if $out + (local.get $x) + ) + ) + (local.set $x + (i32.const 2) + ) + ) + ;; there *IS* a phi here since it was a br_if + (return + (local.get $x) + ) + ) + (return + (local.get $x) + ) + ) + ;; CHECK: (func $in-unreachable-big (param $0 i32) (param $1 i32) (param $2 i32) (param $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (block $label$1 + ;; CHECK-NEXT: (block $label$2 + ;; CHECK-NEXT: (block $label$3 + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $0) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $block + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (i32.const -8531) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br $label$3) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $block3 + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (i32.const -8531) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br $label$1) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br $label$2) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $6 + ;; CHECK-NEXT: (i32.load + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $6) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br $label$1) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (i32.store16 + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (i32.store16 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: (i32.const -8531) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $in-unreachable-big (param $0 i32) (param $1 i32) (param $2 i32) (param $3 i32) + (block $label$1 + (block $label$2 + (block $label$3 + (if + (local.get $2) + (if + (local.get $0) + (block + (local.set $1 + (i32.const -8531) + ) + (br $label$3) + ) + (block + (local.set $1 + (i32.const -8531) + ) + (br $label$1) + ) + ) + ) + (br $label$2) + ) + (drop + (i32.load + (i32.const 0) + ) + ) + (br $label$1) + ) + (i32.store16 + (i32.const 1) + (local.get $1) + ) + (unreachable) + ) + (i32.store16 + (i32.const 0) + (i32.const -8531) + ) + ) + ;; CHECK: (func $in-unreachable-operations (param $x i32) (param $y i32) (result i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (block $block + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + (func $in-unreachable-operations (param $x i32) (param $y i32) (result i32) + (block + (unreachable) + (if + (local.get $x) + (local.set $x + (i32.const 1) + ) + (local.set $x + (i32.const 2) + ) + ) + (return + (local.get $x) + ) + ) + ) + ;; CHECK: (func $merge-with-one-less (param $var$0 i32) (result i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $label$1 + ;; CHECK-NEXT: (block $label$2 + ;; CHECK-NEXT: (block $label$3 + ;; CHECK-NEXT: (block $label$4 + ;; CHECK-NEXT: (block $label$5 + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (i32.load + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br_table $label$5 $label$4 $label$3 $label$2 + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br $label$1) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $var$0 + ;; CHECK-NEXT: (i32.const 8) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (i32.load + ;; CHECK-NEXT: (local.get $var$0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (f64.store + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: (f64.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br $label$1) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (i32.store + ;; CHECK-NEXT: (local.get $var$0) + ;; CHECK-NEXT: (i32.const 16) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $6 + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $6) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $merge-with-one-less (param $var$0 i32) (result i32) + (block $label$1 + (block $label$2 + (block $label$3 + (block $label$4 + (block $label$5 + (br_table $label$5 $label$4 $label$3 $label$2 + (i32.load + (i32.const 1) + ) + ) + ) + (unreachable) + ) + (br $label$1) + ) + (f64.store + (i32.load + (local.tee $var$0 + (i32.const 8) + ) + ) + (f64.const 0) + ) + (br $label$1) + ) + (unreachable) + ) + (i32.store + (local.get $var$0) + (i32.const 16) + ) + (i32.const 1) + ) + ;; CHECK: (func $deep (param $x i32) (result i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (local $11 i32) + ;; CHECK-NEXT: (local $12 i32) + ;; CHECK-NEXT: (local $13 i32) + ;; CHECK-NEXT: (local $14 i32) + ;; CHECK-NEXT: (local $15 i32) + ;; CHECK-NEXT: (local $16 i32) + ;; CHECK-NEXT: (local $17 i32) + ;; CHECK-NEXT: (local $18 i32) + ;; CHECK-NEXT: (local $19 i32) + ;; CHECK-NEXT: (local $20 i32) + ;; CHECK-NEXT: (local $21 i32) + ;; CHECK-NEXT: (local $22 i32) + ;; CHECK-NEXT: (local $23 i32) + ;; CHECK-NEXT: (local $24 i32) + ;; CHECK-NEXT: (local $25 i32) + ;; CHECK-NEXT: (local $26 i32) + ;; CHECK-NEXT: (local $27 i32) + ;; CHECK-NEXT: (local $28 i32) + ;; CHECK-NEXT: (local $29 i32) + ;; CHECK-NEXT: (local $30 i32) + ;; CHECK-NEXT: (local $31 i32) + ;; CHECK-NEXT: (local $32 i32) + ;; CHECK-NEXT: (local $33 i32) + ;; CHECK-NEXT: (local $34 i32) + ;; CHECK-NEXT: (local $35 i32) + ;; CHECK-NEXT: (local $36 i32) + ;; CHECK-NEXT: (local $37 i32) + ;; CHECK-NEXT: (local $38 i32) + ;; CHECK-NEXT: (local $39 i32) + ;; CHECK-NEXT: (local $40 i32) + ;; CHECK-NEXT: (local $41 i32) + ;; CHECK-NEXT: (local $42 i32) + ;; CHECK-NEXT: (local $43 i32) + ;; CHECK-NEXT: (local $44 i32) + ;; CHECK-NEXT: (local $45 i32) + ;; CHECK-NEXT: (local $46 i32) + ;; CHECK-NEXT: (local $47 i32) + ;; CHECK-NEXT: (local $48 i32) + ;; CHECK-NEXT: (local $49 i32) + ;; CHECK-NEXT: (local $50 i32) + ;; CHECK-NEXT: (local $51 i32) + ;; CHECK-NEXT: (local $52 i32) + ;; CHECK-NEXT: (local $53 i32) + ;; CHECK-NEXT: (local $54 i32) + ;; CHECK-NEXT: (local $55 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.xor + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1234) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.mul + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1234) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.xor + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1234) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.mul + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1234) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.xor + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1234) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.mul + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1234) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.xor + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1234) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.mul + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1234) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.xor + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1234) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.mul + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1234) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.xor + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1234) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.mul + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1234) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.xor + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1234) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.mul + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1234) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.xor + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1234) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.mul + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1234) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.xor + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1234) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.mul + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1234) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.xor + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1234) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.mul + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1234) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.xor + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1234) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.mul + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1234) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.xor + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1234) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.mul + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1234) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.xor + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1234) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.mul + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1234) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $deep (param $x i32) (result i32) + (local.set $x (i32.xor (local.get $x) (i32.const 1234))) + (local.set $x (i32.mul (local.get $x) (i32.const 1234))) + (local.set $x (i32.xor (local.get $x) (i32.const 1234))) + (local.set $x (i32.mul (local.get $x) (i32.const 1234))) + (local.set $x (i32.xor (local.get $x) (i32.const 1234))) + (local.set $x (i32.mul (local.get $x) (i32.const 1234))) + (local.set $x (i32.xor (local.get $x) (i32.const 1234))) + (local.set $x (i32.mul (local.get $x) (i32.const 1234))) + (local.set $x (i32.xor (local.get $x) (i32.const 1234))) + (local.set $x (i32.mul (local.get $x) (i32.const 1234))) + (local.set $x (i32.xor (local.get $x) (i32.const 1234))) + (local.set $x (i32.mul (local.get $x) (i32.const 1234))) + (local.set $x (i32.xor (local.get $x) (i32.const 1234))) + (local.set $x (i32.mul (local.get $x) (i32.const 1234))) + (local.set $x (i32.xor (local.get $x) (i32.const 1234))) + (local.set $x (i32.mul (local.get $x) (i32.const 1234))) + (local.set $x (i32.xor (local.get $x) (i32.const 1234))) + (local.set $x (i32.mul (local.get $x) (i32.const 1234))) + (local.set $x (i32.xor (local.get $x) (i32.const 1234))) + (local.set $x (i32.mul (local.get $x) (i32.const 1234))) + (local.set $x (i32.xor (local.get $x) (i32.const 1234))) + (local.set $x (i32.mul (local.get $x) (i32.const 1234))) + (local.set $x (i32.xor (local.get $x) (i32.const 1234))) + (local.set $x (i32.mul (local.get $x) (i32.const 1234))) + (local.set $x (i32.xor (local.get $x) (i32.const 1234))) + (local.set $x (i32.mul (local.get $x) (i32.const 1234))) + (local.get $x) + ) + ;; CHECK: (func $two-pcs (param $x i64) (param $y i64) (param $t i64) (result i64) + ;; CHECK-NEXT: (local $3 i64) + ;; CHECK-NEXT: (local $4 i64) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i64) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i64) + ;; CHECK-NEXT: (local $9 i64) + ;; CHECK-NEXT: (local $10 i64) + ;; CHECK-NEXT: (local $11 i64) + ;; CHECK-NEXT: (local $12 i64) + ;; CHECK-NEXT: (local $13 i64) + ;; CHECK-NEXT: (local $14 i64) + ;; CHECK-NEXT: (local $15 i32) + ;; CHECK-NEXT: (local $16 i64) + ;; CHECK-NEXT: (local $17 i64) + ;; CHECK-NEXT: (local $18 i64) + ;; CHECK-NEXT: (local $19 i64) + ;; CHECK-NEXT: (local $20 i64) + ;; CHECK-NEXT: (local $21 i64) + ;; CHECK-NEXT: (local $22 i64) + ;; CHECK-NEXT: (local $23 i64) + ;; CHECK-NEXT: (local $24 i64) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $5 + ;; CHECK-NEXT: (i64.lt_s + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $5) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $7 + ;; CHECK-NEXT: (i64.eqz + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $7) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $t + ;; CHECK-NEXT: (i64.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $t + ;; CHECK-NEXT: (i64.sub + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $15 + ;; CHECK-NEXT: (i64.eqz + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $15) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $t + ;; CHECK-NEXT: (i64.mul + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $t + ;; CHECK-NEXT: (i64.div_s + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $t) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $23) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $two-pcs (param $x i64) (param $y i64) (param $t i64) (result i64) + (if + (i64.lt_s + (local.get $x) + (local.get $y) + ) + (if + (i64.eqz + (local.get $x) + ) + (local.set $t + (i64.add + (local.get $x) + (local.get $y) + ) + ) + (local.set $t + (i64.sub + (local.get $x) + (local.get $y) + ) + ) + ) + (if + (i64.eqz + (local.get $y) + ) + (local.set $t + (i64.mul + (local.get $x) + (local.get $y) + ) + ) + (local.set $t + (i64.div_s + (local.get $x) + (local.get $y) + ) + ) + ) + ) + (return (local.get $t)) + ) + ;; CHECK: (func $loop-1 (param $x i32) (param $y i32) (result i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (loop $loopy + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $loop-1 (param $x i32) (param $y i32) (result i32) + (local.set $x (i32.const 1)) + (local.set $y (i32.const 2)) + (loop $loopy + ) + ;; neither needed a phi + (return (i32.add (local.get $x) (local.get $y))) + ) + ;; CHECK: (func $loop-2 (param $x i32) (param $y i32) (result i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (loop $loopy + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: (i32.const 4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $8 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $8) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $9) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $loop-2 (param $x i32) (param $y i32) (result i32) + (local.set $x (i32.const 1)) + (local.set $y (i32.const 2)) + (loop $loopy + (local.set $x (i32.add (local.get $x) (i32.const 3))) + (local.set $y (i32.add (local.get $y) (i32.const 4))) + ) + ;; neither needed a phi + (return (i32.add (local.get $x) (local.get $y))) + ) + ;; CHECK: (func $loop-3 (param $x i32) (param $y i32) (result i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (local $11 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (loop $loopy + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: (i32.const 4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (br_if $loopy + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $9 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $9) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $10) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $loop-3 (param $x i32) (param $y i32) (result i32) + (local.set $x (i32.const 1)) + (local.set $y (i32.const 2)) + (loop $loopy + (local.set $x (i32.add (local.get $x) (i32.const 3))) + (local.set $y (i32.add (local.get $y) (i32.const 4))) + (br_if $loopy (local.get $y)) + ) + ;; both needed + (return (i32.add (local.get $x) (local.get $y))) + ) + ;; CHECK: (func $loop-4 (param $x i32) (param $y i32) (result i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (loop $loopy + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (br_if $loopy + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $7 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $7) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $8) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $loop-4 (param $x i32) (param $y i32) (result i32) + (local.set $x (i32.const 1)) + (local.set $y (i32.const 2)) + (loop $loopy + (local.set $x (i32.add (local.get $x) (i32.const 3))) + (br_if $loopy (local.get $y)) + ) + ;; only x needed a phi + (return (i32.add (local.get $x) (local.get $y))) + ) + ;; CHECK: (func $loop-5 (param $x i32) (param $y i32) (result i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (loop $loopy + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (br_if $loopy + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $7 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $7) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $8) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $loop-5 (param $x i32) (param $y i32) (result i32) + (local.set $x (i32.const 1)) + (local.set $y (i32.const 2)) + (loop $loopy + (local.set $x (i32.add (local.get $x) (i32.const 3))) + (local.set $y (i32.const 2)) ;; same value + (br_if $loopy (local.get $y)) + ) + ;; only x needed a phi + (return (i32.add (local.get $x) (local.get $y))) + ) + ;; CHECK: (func $loop-6 (param $x i32) (param $y i32) (result i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (loop $loopy + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (br_if $loopy + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $8 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $8) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $9) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $loop-6 (param $x i32) (param $y i32) (result i32) + (local.set $x (i32.const 1)) + (local.set $y (i32.const 2)) + (loop $loopy + (local.set $x (i32.add (local.get $x) (i32.const 3))) + (local.set $y (local.get $y)) ;; same value + (br_if $loopy (local.get $y)) + ) + ;; only x needed a phi + (return (i32.add (local.get $x) (local.get $y))) + ) + ;; CHECK: (func $loop-7 (param $x i32) (param $y i32) (result i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (loop $loopy + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (i32.const 5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (br_if $loopy + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $7 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $7) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $8) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $loop-7 (param $x i32) (param $y i32) (result i32) + (local.set $x (i32.const 1)) + (local.set $y (i32.const 2)) + (loop $loopy + (local.set $x (i32.add (local.get $x) (i32.const 3))) + (local.set $y (i32.const 5)) ;; different! + (br_if $loopy (local.get $y)) + ) + ;; y changed but we don't need a phi for it + (return (i32.add (local.get $x) (local.get $y))) + ) + ;; CHECK: (func $loop-8 (param $x i32) (param $y i32) (result i32) + ;; CHECK-NEXT: (local $z i32) + ;; CHECK-NEXT: (local $w i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (local $11 i32) + ;; CHECK-NEXT: (local $12 i32) + ;; CHECK-NEXT: (local $13 i32) + ;; CHECK-NEXT: (local $14 i32) + ;; CHECK-NEXT: (local $15 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (loop $loopy + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $z + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $w + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (i32.const 4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (br_if $loopy + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $9 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $12 + ;; CHECK-NEXT: (i32.sub + ;; CHECK-NEXT: (local.get $z) + ;; CHECK-NEXT: (local.get $w) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $13 + ;; CHECK-NEXT: (i32.mul + ;; CHECK-NEXT: (local.get $9) + ;; CHECK-NEXT: (local.get $12) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $13) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $14) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $loop-8 (param $x i32) (param $y i32) (result i32) + (local $z i32) + (local $w i32) + (local.set $x (i32.const 1)) + (local.set $y (i32.const 2)) + (loop $loopy + (local.set $z (local.get $x)) + (local.set $w (local.get $y)) + (local.set $x (i32.const 1)) ;; same! + (local.set $y (i32.const 4)) ;; different! + (br_if $loopy (local.get $y)) + ) + ;; x is always 3, and y needs a phi. + ;; each is also copied to another local, which we need + ;; to handle properly + (return + (i32.mul + (i32.add + (local.get $x) + (local.get $y) + ) + (i32.sub + (local.get $z) + (local.get $w) + ) + ) + ) + ) + ;; CHECK: (func $loop-9 (param $x i32) (param $y i32) (result i32) + ;; CHECK-NEXT: (local $t i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (local $11 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (loop $loopy + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $t + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (local.get $t) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (br_if $loopy + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $9 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $9) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $10) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $loop-9 (param $x i32) (param $y i32) (result i32) + (local $t i32) + (local.set $x (i32.const 1)) + (local.set $y (i32.const 2)) + (loop $loopy + (local.set $t (local.get $x)) + (local.set $x (local.get $y)) + (local.set $y (local.get $t)) + (br_if $loopy (local.get $t)) + ) + ;; x and y swapped, so both need phis + (return (i32.add (local.get $x) (local.get $y))) + ) + ;; CHECK: (func $loop-10 (param $x i32) (param $y i32) (result i32) + ;; CHECK-NEXT: (local $t i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (local $11 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (loop $loopy + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $t + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (local.get $t) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (br_if $loopy + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $9 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $9) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $10) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $loop-10 (param $x i32) (param $y i32) (result i32) + (local $t i32) + (local.set $x (i32.const 1)) + (local.set $y (i32.const 1)) + (loop $loopy ;; we swap the values. but we need a deeper analysis to figure that out... + (local.set $t (local.get $x)) + (local.set $x (local.get $y)) + (local.set $y (local.get $t)) + (br_if $loopy (local.get $t)) + ) + ;; x and y swapped, but the same constant was swapped + (return (i32.add (local.get $x) (local.get $y))) + ) + ;; CHECK: (func $loop-multicond-1 (param $x i32) (param $y i32) (param $z i32) (result i32) + ;; CHECK-NEXT: (local $t i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (local $11 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $z + ;; CHECK-NEXT: (i32.const 3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (loop $loopy + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (br_if $loopy + ;; CHECK-NEXT: (local.get $t) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (i32.const 5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (br_if $loopy + ;; CHECK-NEXT: (local.get $t) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $z + ;; CHECK-NEXT: (i32.const 6) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $9 + ;; CHECK-NEXT: (select + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: (local.get $z) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $9) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $10) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $loop-multicond-1 (param $x i32) (param $y i32) (param $z i32) (result i32) + (local $t i32) + (local.set $x (i32.const 1)) + (local.set $y (i32.const 2)) + (local.set $z (i32.const 3)) + (loop $loopy + (local.set $x (i32.const 4)) + (br_if $loopy (local.get $t)) + (local.set $y (i32.const 5)) + (br_if $loopy (local.get $t)) + (local.set $z (i32.const 6)) + ) + (return (select (local.get $x) (local.get $y) (local.get $z))) + ) + ;; CHECK: (func $loop-multicond-2 (param $x i32) (param $y i32) (param $z i32) (result i32) + ;; CHECK-NEXT: (local $t i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (local $11 i32) + ;; CHECK-NEXT: (local $12 i32) + ;; CHECK-NEXT: (local $13 i32) + ;; CHECK-NEXT: (local $14 i32) + ;; CHECK-NEXT: (local $15 i32) + ;; CHECK-NEXT: (local $16 i32) + ;; CHECK-NEXT: (local $17 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $z + ;; CHECK-NEXT: (i32.const 3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (loop $loopy + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (br_if $loopy + ;; CHECK-NEXT: (local.get $t) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: (i32.const 5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (br_if $loopy + ;; CHECK-NEXT: (local.get $t) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $z + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $z) + ;; CHECK-NEXT: (i32.const 6) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $15 + ;; CHECK-NEXT: (select + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: (local.get $z) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $15) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $16) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $loop-multicond-2 (param $x i32) (param $y i32) (param $z i32) (result i32) + (local $t i32) + (local.set $x (i32.const 1)) + (local.set $y (i32.const 2)) + (local.set $z (i32.const 3)) + (loop $loopy + (local.set $x (i32.add (local.get $x) (i32.const 4))) + (br_if $loopy (local.get $t)) + (local.set $y (i32.add (local.get $y) (i32.const 5))) + (br_if $loopy (local.get $t)) + (local.set $z (i32.add (local.get $z) (i32.const 6))) + ) + (return (select (local.get $x) (local.get $y) (local.get $z))) + ) + ;; CHECK: (func $loop-block-1 (param $x i32) (param $y i32) (param $z i32) (result i32) + ;; CHECK-NEXT: (local $t i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (local $11 i32) + ;; CHECK-NEXT: (local $12 i32) + ;; CHECK-NEXT: (local $13 i32) + ;; CHECK-NEXT: (local $14 i32) + ;; CHECK-NEXT: (local $15 i32) + ;; CHECK-NEXT: (local $16 i32) + ;; CHECK-NEXT: (local $17 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $z + ;; CHECK-NEXT: (i32.const 3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (loop $loopy + ;; CHECK-NEXT: (block $out + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (br_if $out + ;; CHECK-NEXT: (local.get $t) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: (i32.const 5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (br_if $out + ;; CHECK-NEXT: (local.get $t) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $z + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $z) + ;; CHECK-NEXT: (i32.const 6) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br $loopy) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $15 + ;; CHECK-NEXT: (select + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: (local.get $z) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $15) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $16) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $loop-block-1 (param $x i32) (param $y i32) (param $z i32) (result i32) + (local $t i32) + (local.set $x (i32.const 1)) + (local.set $y (i32.const 2)) + (local.set $z (i32.const 3)) + (loop $loopy + (block $out + (local.set $x (i32.add (local.get $x) (i32.const 4))) + (br_if $out (local.get $t)) + (local.set $y (i32.add (local.get $y) (i32.const 5))) + (br_if $out (local.get $t)) + (local.set $z (i32.add (local.get $z) (i32.const 6))) + (br $loopy) + ) + ) + (return (select (local.get $x) (local.get $y) (local.get $z))) + ) + ;; CHECK: (func $loop-block-2 (param $x i32) (param $y i32) (param $z i32) (result i32) + ;; CHECK-NEXT: (local $t i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (local $11 i32) + ;; CHECK-NEXT: (local $12 i32) + ;; CHECK-NEXT: (local $13 i32) + ;; CHECK-NEXT: (local $14 i32) + ;; CHECK-NEXT: (local $15 i32) + ;; CHECK-NEXT: (local $16 i32) + ;; CHECK-NEXT: (local $17 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $z + ;; CHECK-NEXT: (i32.const 3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block $out + ;; CHECK-NEXT: (loop $loopy + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (br_if $out + ;; CHECK-NEXT: (local.get $t) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: (i32.const 5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (br_if $out + ;; CHECK-NEXT: (local.get $t) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $z + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $z) + ;; CHECK-NEXT: (i32.const 6) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br $loopy) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $15 + ;; CHECK-NEXT: (select + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: (local.get $z) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $15) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $16) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $loop-block-2 (param $x i32) (param $y i32) (param $z i32) (result i32) + (local $t i32) + (local.set $x (i32.const 1)) + (local.set $y (i32.const 2)) + (local.set $z (i32.const 3)) + (block $out + (loop $loopy + (local.set $x (i32.add (local.get $x) (i32.const 4))) + (br_if $out (local.get $t)) + (local.set $y (i32.add (local.get $y) (i32.const 5))) + (br_if $out (local.get $t)) + (local.set $z (i32.add (local.get $z) (i32.const 6))) + (br $loopy) + ) + ) + (return (select (local.get $x) (local.get $y) (local.get $z))) + ) + ;; CHECK: (func $bad-phi-type (param $var$0 i64) (param $var$1 i64) (param $var$2 i32) (param $var$3 f32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 f64) + ;; CHECK-NEXT: (local $9 f64) + ;; CHECK-NEXT: (local $10 f64) + ;; CHECK-NEXT: (local $11 f64) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $var$2) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (loop $label$2 + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $label$3 + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $6 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $6) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (br_if $label$2 + ;; CHECK-NEXT: (local.get $var$2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $10 + ;; CHECK-NEXT: (f64.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $10) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $bad-phi-type (param $var$0 i64) (param $var$1 i64) (param $var$2 i32) (param $var$3 f32) + (if + (local.get $var$2) + (drop + (loop $label$2 (result f64) + (if + (block $label$3 (result i32) + (if + (i32.const 0) + (unreachable) + ) + (nop) + (i32.const 0) + ) + (unreachable) + ) + (br_if $label$2 + (local.get $var$2) + ) + (f64.const 0) + ) + ) + ) + ) + ;; CHECK: (func $loop-unreachable + ;; CHECK-NEXT: (local $var$0 i32) + ;; CHECK-NEXT: (local $var$1 f64) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (local $11 f64) + ;; CHECK-NEXT: (local $12 f64) + ;; CHECK-NEXT: (local $13 f64) + ;; CHECK-NEXT: (loop $label$1 + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $label$2 + ;; CHECK-NEXT: (block $label$3 + ;; CHECK-NEXT: (block $label$4 + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 1337) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (loop $label$6 + ;; CHECK-NEXT: (block $label$7 + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $6 + ;; CHECK-NEXT: (local.get $var$0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br_if $label$7 + ;; CHECK-NEXT: (i32.const 65535) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $6) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $6 + ;; CHECK-NEXT: (local.get $var$0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br_if $label$7 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $6) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (br_if $label$6 + ;; CHECK-NEXT: (local.get $6) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (br $label$1) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + (func $loop-unreachable + (local $var$0 i32) + (local $var$1 f64) + (loop $label$1 + (local.set $var$1 + (block $label$2 (result f64) + (block $label$3 + (local.set $var$0 + (block $label$4 (result i32) + (if + (i32.const 1337) + (unreachable) + ) + (local.get $var$0) + ) + ) + (loop $label$6 + (br_if $label$6 + (block $label$7 (result i32) + (drop + (br_if $label$7 + (local.get $var$0) + (i32.const 65535) + ) + ) + (drop + (br_if $label$7 + (local.get $var$0) + (i32.const 0) + ) + ) + (unreachable) + ) + ) + ) + ) + (local.get $var$1) + ) + ) + (br $label$1) + ) + ) + ;; CHECK: (func $phi-value-turns-bad (result f64) + ;; CHECK-NEXT: (local $var$0 i32) + ;; CHECK-NEXT: (local $var$1 i32) + ;; CHECK-NEXT: (local $var$2 f32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (local $11 i32) + ;; CHECK-NEXT: (local $12 f32) + ;; CHECK-NEXT: (local $13 f32) + ;; CHECK-NEXT: (local $14 f32) + ;; CHECK-NEXT: (local $15 f32) + ;; CHECK-NEXT: (local $16 f64) + ;; CHECK-NEXT: (local $17 f64) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $var$0 + ;; CHECK-NEXT: (i32.atomic.rmw16.sub_u offset=22 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $var$0) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $block + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (loop $label$3 + ;; CHECK-NEXT: (block $label$4 + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $6 + ;; CHECK-NEXT: (local.get $var$0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br_if $label$4 + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $6 + ;; CHECK-NEXT: (i32.clz + ;; CHECK-NEXT: (local.get $6) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $6) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $14 + ;; CHECK-NEXT: (f32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $16) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $phi-value-turns-bad (result f64) + (local $var$0 i32) + (local $var$1 i32) + (local $var$2 f32) + (local.set $var$2 + (if (result f32) + (local.tee $var$0 + (i32.atomic.rmw16.sub_u offset=22 + (i32.const 0) + (i32.const 0) + ) + ) + (unreachable) + (block (result f32) + (if + (loop $label$3 (result i32) + (block $label$4 (result i32) + (i32.clz + (br_if $label$4 + (local.get $var$0) + (i32.const 1) + ) + ) + ) + ) + (nop) + ) + (f32.const 1) + ) + ) + ) + (unreachable) + ) + ;; CHECK: (func $multi-use (param $x i32) (result i32) + ;; CHECK-NEXT: (local $temp i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $temp + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $8 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $temp) + ;; CHECK-NEXT: (local.get $temp) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $8) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $multi-use (param $x i32) (result i32) + (local $temp i32) + (local.set $temp (i32.add (local.get $x) (i32.const 1))) + (i32.add (local.get $temp) (local.get $temp)) + ) + ;; CHECK: (func $multi-use-2 (param $x i32) (result i32) + ;; CHECK-NEXT: (local $temp i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $temp + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.mul + ;; CHECK-NEXT: (local.get $temp) + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $10 + ;; CHECK-NEXT: (i32.sub + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $temp) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $10) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $multi-use-2 (param $x i32) (result i32) + (local $temp i32) + (local.set $temp (i32.add (local.get $x) (i32.const 1))) + (local.set $x (i32.mul (local.get $temp) (i32.const 2))) + (i32.sub (local.get $x) (local.get $temp)) + ) + ;; CHECK: (func $many-single-uses-with-param (param $x i32) (result i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (i32.mul + ;; CHECK-NEXT: (i32.const 10) + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (i32.ctz + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $5 + ;; CHECK-NEXT: (i32.sub + ;; CHECK-NEXT: (local.get $4) + ;; CHECK-NEXT: (i32.const 20) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $6 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: (local.get $5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $7 + ;; CHECK-NEXT: (i32.eqz + ;; CHECK-NEXT: (local.get $6) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $7) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + (func $many-single-uses-with-param (param $x i32) (result i32) + (return + (i32.eqz + (i32.add + (i32.mul + (i32.const 10) + (local.get $x) + ) + (i32.sub + (i32.ctz + (local.get $x) + ) + (i32.const 20) + ) + ) + ) + ) + ) + (func "replaced-print-internal" (param $var$0 i32) + (local $var$1 i32) + (local $var$2 i32) + (local $var$3 i32) + (if + (local.tee $var$0 + (i32.add + (local.get $var$0) + (i32.const -7) + ) + ) + (block $label$2 + (block $label$3 + (local.set $var$1 + (local.get $var$0) + ) + (br_if $label$3 + (local.tee $var$3 + (i32.const 12) + ) + ) + (unreachable) + ) + (br_if $label$2 + (i32.eqz + (local.get $var$1) + ) + ) + (if + (i32.ne + (i32.load + (i32.const 0) + ) + (local.get $var$0) + ) + (unreachable) + ) + (unreachable) + ) + ) + ) + ;; CHECK: (func $55 (param $var$0 i32) + ;; CHECK-NEXT: (local $var$1 i32) + ;; CHECK-NEXT: (local $var$2 i32) + ;; CHECK-NEXT: (local $var$3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (local $11 i32) + ;; CHECK-NEXT: (local $12 i32) + ;; CHECK-NEXT: (local $13 i32) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $var$0 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $var$0) + ;; CHECK-NEXT: (i32.const -7) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $var$0) + ;; CHECK-NEXT: (block $label$2 + ;; CHECK-NEXT: (block $label$3 + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $var$1 + ;; CHECK-NEXT: (local.get $var$0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $8 + ;; CHECK-NEXT: (i32.const 12) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br_if $label$3 + ;; CHECK-NEXT: (local.get $8) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $10 + ;; CHECK-NEXT: (i32.eqz + ;; CHECK-NEXT: (local.get $var$1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br_if $label$2 + ;; CHECK-NEXT: (local.get $10) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $11 + ;; CHECK-NEXT: (i32.load + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $13 + ;; CHECK-NEXT: (i32.ne + ;; CHECK-NEXT: (local.get $11) + ;; CHECK-NEXT: (local.get $var$0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $13) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + + ;; CHECK: (func $multiple-uses-to-non-expression (param $x i32) + ;; CHECK-NEXT: (local $temp i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 10) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (i32.store + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $6 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 20) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (i32.store + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: (local.get $6) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $multiple-uses-to-non-expression (param $x i32) + (local $temp i32) + (local.set $x + (i32.add + (local.get $x) + (i32.const 10) + ) + ) + (i32.store + (i32.const 1) + (local.get $x) ;; x+10 has two uses! + ) + (i32.store + (i32.const 2) + (i32.add + (local.get $x) + (i32.const 20) + ) + ) + ) + ;; CHECK: (func $nested-phi-forwarding (param $var$0 i32) (result i32) + ;; CHECK-NEXT: (local $var$1 i32) + ;; CHECK-NEXT: (local $var$2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $label$1 + ;; CHECK-NEXT: (block $label$2 + ;; CHECK-NEXT: (loop $label$3 + ;; CHECK-NEXT: (block $label$4 + ;; CHECK-NEXT: (block $label$5 + ;; CHECK-NEXT: (block $label$6 + ;; CHECK-NEXT: (block $label$7 + ;; CHECK-NEXT: (block $label$8 + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (br_table $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$8 $label$2 $label$2 $label$2 $label$6 $label$2 $label$2 $label$7 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$5 $label$4 + ;; CHECK-NEXT: (local.get $var$0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $var$1 + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br $label$4) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br $label$1) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $var$2 + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (br_if $label$3 + ;; CHECK-NEXT: (local.get $var$2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block $label$9 + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $6 + ;; CHECK-NEXT: (i32.or + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: (local.get $var$1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br_if $label$9 + ;; CHECK-NEXT: (local.get $6) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (i32.store offset=176 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: (local.get $var$2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $9 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $9) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $nested-phi-forwarding (param $var$0 i32) (result i32) + (local $var$1 i32) + (local $var$2 i32) + (block $label$1 + (block $label$2 + (loop $label$3 + (block $label$4 + (block $label$5 + (block $label$6 + (block $label$7 + (block $label$8 + (br_table $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$8 $label$2 $label$2 $label$2 $label$6 $label$2 $label$2 $label$7 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$5 $label$4 + (local.get $var$0) + ) + ) + (local.set $var$1 + (i32.const 1) + ) + ) + (br $label$4) + ) + (unreachable) + ) + (br $label$1) + ) + (br_if $label$3 + (local.tee $var$2 + (i32.const 1) + ) + ) + ) + ) + (block $label$9 + (br_if $label$9 + (i32.or + (i32.const 1) + (local.get $var$1) + ) + ) + ) + (unreachable) + ) + (i32.store offset=176 + (i32.const 0) + (local.get $var$2) + ) + (i32.const 0) + ) + ;; CHECK: (func $zext-numGets (param $var$0 i32) (param $var$1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (block $label$1 + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (i32.load + ;; CHECK-NEXT: (i32.const -8) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br_if $label$1 + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $5 + ;; CHECK-NEXT: (i32.load + ;; CHECK-NEXT: (i32.const -16) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (i32.eqz + ;; CHECK-NEXT: (local.get $5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $8 + ;; CHECK-NEXT: (i32.ctz + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $8) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $zext-numGets (param $var$0 i32) (param $var$1 i32) + (if + (i32.ctz + (block $label$1 (result i32) + (drop + (br_if $label$1 + (i32.const 1) + (i32.load + (i32.const -8) + ) + ) + ) + (i32.eqz + (i32.load + (i32.const -16) + ) + ) + ) + ) + (unreachable) + ) + ) + ;; CHECK: (func $zext-numGets-hasAnotherUse (param $var$0 i32) (param $var$1 i32) + ;; CHECK-NEXT: (local $temp i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (local $11 i32) + ;; CHECK-NEXT: (block $label$1 + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (i32.load + ;; CHECK-NEXT: (i32.const -8) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br_if $label$1 + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $6 + ;; CHECK-NEXT: (i32.load + ;; CHECK-NEXT: (i32.const -16) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $temp + ;; CHECK-NEXT: (i32.eqz + ;; CHECK-NEXT: (local.get $6) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $temp) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (local.get $temp) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $11 + ;; CHECK-NEXT: (i32.ctz + ;; CHECK-NEXT: (local.get $4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $11) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $zext-numGets-hasAnotherUse (param $var$0 i32) (param $var$1 i32) + (local $temp i32) + (if + (i32.ctz + (block $label$1 (result i32) + (drop + (br_if $label$1 + (i32.const 1) + (i32.load + (i32.const -8) + ) + ) + ) + (local.set $temp + (i32.eqz + (i32.load + (i32.const -16) + ) + ) + ) + (drop + (local.get $temp) + ) + (local.get $temp) + ) + ) + (unreachable) + ) + ) + ;; CHECK: (func $flipped-needs-right-origin (param $var$0 i32) (result i32) + ;; CHECK-NEXT: (local $var$1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $label$1 + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (i32.load + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br_if $label$1 + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $var$1 + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $var$1) + ;; CHECK-NEXT: (i32.const 4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $5 + ;; CHECK-NEXT: (i32.gt_s + ;; CHECK-NEXT: (i32.const 3) + ;; CHECK-NEXT: (local.get $4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $5) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $7 + ;; CHECK-NEXT: (i32.const 5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $7) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $flipped-needs-right-origin (param $var$0 i32) (result i32) + (local $var$1 i32) + (block $label$1 + (br_if $label$1 + (i32.load + (i32.const 1) + ) + ) + (local.set $var$1 + (i32.const 2) + ) + ) + (if + (i32.gt_s + (i32.const 3) + (i32.add + (local.get $var$1) + (i32.const 4) + ) + ) + (unreachable) + ) + (i32.const 5) + ) + ;; CHECK: (func $non-expr-nodes-may-have-multiple-uses-too-its-the-ORIGIN (param $var$0 i32) (param $var$1 i32) (param $var$2 i32) (result i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $var$1 + ;; CHECK-NEXT: (i32.gt_u + ;; CHECK-NEXT: (local.get $var$1) + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (i32.store + ;; CHECK-NEXT: (local.get $var$1) + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $7 + ;; CHECK-NEXT: (i32.sub + ;; CHECK-NEXT: (i32.const 4) + ;; CHECK-NEXT: (local.get $var$1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (i32.store offset=8 + ;; CHECK-NEXT: (i32.const 3) + ;; CHECK-NEXT: (local.get $7) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $8) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $non-expr-nodes-may-have-multiple-uses-too-its-the-ORIGIN (param $var$0 i32) (param $var$1 i32) (param $var$2 i32) (result i32) + (i32.store + (local.tee $var$1 + (i32.gt_u + (local.get $var$1) + (i32.const 1) + ) + ) + (i32.const 2) + ) + (i32.store offset=8 + (i32.const 3) + (i32.sub + (i32.const 4) + (local.get $var$1) + ) + ) + (unreachable) + ) + ;; CHECK: (func $loop-of-set-connections (param $var$0 i32) (param $var$1 i32) (param $var$2 i32) (param $var$3 i32) (param $var$4 i32) (result i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (loop $label$1 + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $var$2 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br $label$1) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (br $label$1) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + (func $loop-of-set-connections (param $var$0 i32) (param $var$1 i32) (param $var$2 i32) (param $var$3 i32) (param $var$4 i32) (result i32) + (loop $label$1 + (if + (i32.const 0) + (block + (local.set $var$2 + (i32.add + (i32.const 0) + (i32.const 1) + ) + ) + (br $label$1) + ) + ) + (local.set $var$3 + (local.get $var$2) + ) + (local.set $var$2 + (local.get $var$3) + ) + (br $label$1) + ) + ) + ;; CHECK: (func $conditions-in-conditions (param $var$0 i32) (param $var$1 i32) (param $var$2 i32) (result i32) + ;; CHECK-NEXT: (local $var$3 i32) + ;; CHECK-NEXT: (local $var$4 i32) + ;; CHECK-NEXT: (local $var$5 i32) + ;; CHECK-NEXT: (local $var$6 i32) + ;; CHECK-NEXT: (local $var$7 i32) + ;; CHECK-NEXT: (local $var$8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (local $11 i32) + ;; CHECK-NEXT: (local $12 i32) + ;; CHECK-NEXT: (local $13 i32) + ;; CHECK-NEXT: (local $14 i32) + ;; CHECK-NEXT: (local $15 i32) + ;; CHECK-NEXT: (local $16 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $var$1 + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: (loop $label$2 + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $var$1) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $var$3 + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $var$1 + ;; CHECK-NEXT: (i32.sub + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: (local.get $var$3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br_if $label$2 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $var$1) + ;; CHECK-NEXT: (local.set $var$3 + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $14 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $var$3) + ;; CHECK-NEXT: (i32.const 16) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (i32.store + ;; CHECK-NEXT: (i32.const 8) + ;; CHECK-NEXT: (local.get $14) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (i32.store + ;; CHECK-NEXT: (i32.const 8) + ;; CHECK-NEXT: (i32.const 64) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $15) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $conditions-in-conditions (param $var$0 i32) (param $var$1 i32) (param $var$2 i32) (result i32) + (local $var$3 i32) + (local $var$4 i32) + (local $var$5 i32) + (local $var$6 i32) + (local $var$7 i32) + (local $var$8 i32) + (local.set $var$1 + (i32.const 1) + ) + (if + (i32.const 0) + (loop $label$2 + (if + (local.get $var$1) + (nop) + ) + (local.set $var$1 + (i32.sub + (i32.const 0) + (local.tee $var$3 + (i32.const 1) + ) + ) + ) + (br_if $label$2 + (i32.const 0) + ) + ) + ) + (if + (local.get $var$1) + (local.set $var$3 + (i32.const 1) + ) + ) + (i32.store + (i32.const 8) + (i32.add + (local.get $var$3) + (i32.const 16) + ) + ) + (i32.store + (i32.const 8) + (i32.const 64) + ) + (unreachable) + ) +) diff --git a/test/lit/passes/flatten_simplify-locals-nonesting_souperify_enable-threads.wast b/test/lit/passes/flatten_simplify-locals-nonesting_souperify_enable-threads.wast new file mode 100644 index 000000000..f28bd954b --- /dev/null +++ b/test/lit/passes/flatten_simplify-locals-nonesting_souperify_enable-threads.wast @@ -0,0 +1,4674 @@ +;; NOTE: Assertions have been generated by update_lit_checks.py --all-items and should not be edited. +;; NOTE: This test was ported using port_test.py and could be cleaned up. + +;; RUN: foreach %s %t wasm-opt --flatten --simplify-locals-nonesting --souperify --enable-threads -S -o - | filecheck %s + +(module + ;; CHECK: (type $i32_i32_=>_i32 (func (param i32 i32) (result i32))) + + ;; CHECK: (type $i32_=>_i32 (func (param i32) (result i32))) + + ;; CHECK: (type $i32_=>_none (func (param i32))) + + ;; CHECK: (type $i32_i32_i32_=>_i32 (func (param i32 i32 i32) (result i32))) + + ;; CHECK: (type $none_=>_i32 (func (result i32))) + + ;; CHECK: (type $i32_i32_=>_none (func (param i32 i32))) + + ;; CHECK: (type $none_=>_f64 (func (result f64))) + + ;; CHECK: (type $i64_i64_i64_=>_i32 (func (param i64 i64 i64) (result i32))) + + ;; CHECK: (type $none_=>_none (func)) + + ;; CHECK: (type $i32_i32_i32_i32_=>_none (func (param i32 i32 i32 i32))) + + ;; CHECK: (type $i64_i64_i64_=>_i64 (func (param i64 i64 i64) (result i64))) + + ;; CHECK: (type $i64_i64_i32_f32_=>_none (func (param i64 i64 i32 f32))) + + ;; CHECK: (type $i32_i32_i32_i32_i32_=>_i32 (func (param i32 i32 i32 i32 i32) (result i32))) + + ;; CHECK: (memory $0 (shared 1 1)) + (memory $0 (shared 1 1)) + ;; Figure 1a from the Souper paper https://arxiv.org/pdf/1711.04422.pdf + ;; CHECK: (export "replaced-print-internal" (func $56)) + + ;; CHECK: (func $figure-1a (param $a i64) (param $x i64) (param $y i64) (result i32) + ;; CHECK-NEXT: (local $i i32) + ;; CHECK-NEXT: (local $j i32) + ;; CHECK-NEXT: (local $r i32) + ;; CHECK-NEXT: (local $6 i64) + ;; CHECK-NEXT: (local $7 i64) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i64) + ;; CHECK-NEXT: (local $10 i64) + ;; CHECK-NEXT: (local $11 i32) + ;; CHECK-NEXT: (local $12 i32) + ;; CHECK-NEXT: (local $13 i32) + ;; CHECK-NEXT: (local $14 i32) + ;; CHECK-NEXT: (local $15 i32) + ;; CHECK-NEXT: (local $16 i32) + ;; CHECK-NEXT: (local $17 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $12 + ;; CHECK-NEXT: (i64.eq + ;; CHECK-NEXT: (local.get $a) + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $13 + ;; CHECK-NEXT: (i64.ne + ;; CHECK-NEXT: (local.get $a) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $15 + ;; CHECK-NEXT: (i32.and + ;; CHECK-NEXT: (local.get $12) + ;; CHECK-NEXT: (local.get $13) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $15) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $16) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $figure-1a (param $a i64) (param $x i64) (param $y i64) (result i32) + (local $i i32) + (local $j i32) + (local $r i32) + (local.set $i + (i64.eq + (local.get $a) + (local.get $x) + ) + ) + (local.set $j + (i64.ne + (local.get $a) + (local.get $y) + ) + ) + (local.set $r + (i32.and + (local.get $i) + (local.get $j) + ) + ) + (return (local.get $r)) + ) + ;; Figure 1b, with a potential path condition + ;; CHECK: (func $figure-1b (param $a i64) (param $x i64) (param $y i64) (result i32) + ;; CHECK-NEXT: (local $i i32) + ;; CHECK-NEXT: (local $j i32) + ;; CHECK-NEXT: (local $r i32) + ;; CHECK-NEXT: (local $6 i64) + ;; CHECK-NEXT: (local $7 i64) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i64) + ;; CHECK-NEXT: (local $10 i64) + ;; CHECK-NEXT: (local $11 i32) + ;; CHECK-NEXT: (local $12 i64) + ;; CHECK-NEXT: (local $13 i64) + ;; CHECK-NEXT: (local $14 i32) + ;; CHECK-NEXT: (local $15 i32) + ;; CHECK-NEXT: (local $16 i32) + ;; CHECK-NEXT: (local $17 i32) + ;; CHECK-NEXT: (local $18 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $8 + ;; CHECK-NEXT: (i64.lt_s + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $8) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $15 + ;; CHECK-NEXT: (i64.eq + ;; CHECK-NEXT: (local.get $a) + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $16 + ;; CHECK-NEXT: (i64.ne + ;; CHECK-NEXT: (local.get $a) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $18 + ;; CHECK-NEXT: (i32.and + ;; CHECK-NEXT: (local.get $15) + ;; CHECK-NEXT: (local.get $16) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $18) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + (func $figure-1b (param $a i64) (param $x i64) (param $y i64) (result i32) + (local $i i32) + (local $j i32) + (local $r i32) + (if + (i64.lt_s + (local.get $x) + (local.get $y) + ) + (block + (local.set $i + (i64.eq + (local.get $a) + (local.get $x) + ) + ) + (local.set $j + (i64.ne + (local.get $a) + (local.get $y) + ) + ) + (local.set $r + (i32.and + (local.get $i) + (local.get $j) + ) + ) + (return (local.get $r)) + ) + (unreachable) + ) + ) + ;; Figure 3, simplified to an if + ;; CHECK: (func $figure-3-if (param $x i32) (result i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (i32.and + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $8 + ;; CHECK-NEXT: (i32.and + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $8) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $9) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $figure-3-if (param $x i32) (result i32) + (if + (i32.and + (local.get $x) + (i32.const 1) + ) + (local.set $x + (i32.add + (local.get $x) + (i32.const 1) + ) + ) + (local.set $x + (i32.add + (local.get $x) + (i32.const 2) + ) + ) + ) + (return + (i32.and + (local.get $x) + (i32.const 1) + ) + ) + ) + ;; CHECK: (func $send-i32 (param $0 i32) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: ) + (func $send-i32 (param i32)) + ;; flipping of greater than/or equals ops, which are not in Souper IR + ;; CHECK: (func $flips + ;; CHECK-NEXT: (local $x i32) + ;; CHECK-NEXT: (local $y i32) + ;; CHECK-NEXT: (local $z i64) + ;; CHECK-NEXT: (local $w i64) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (local $11 i32) + ;; CHECK-NEXT: (local $12 i32) + ;; CHECK-NEXT: (local $13 i32) + ;; CHECK-NEXT: (local $14 i32) + ;; CHECK-NEXT: (local $15 i32) + ;; CHECK-NEXT: (local $16 i64) + ;; CHECK-NEXT: (local $17 i64) + ;; CHECK-NEXT: (local $18 i32) + ;; CHECK-NEXT: (local $19 i64) + ;; CHECK-NEXT: (local $20 i64) + ;; CHECK-NEXT: (local $21 i32) + ;; CHECK-NEXT: (local $22 i64) + ;; CHECK-NEXT: (local $23 i64) + ;; CHECK-NEXT: (local $24 i32) + ;; CHECK-NEXT: (local $25 i64) + ;; CHECK-NEXT: (local $26 i64) + ;; CHECK-NEXT: (local $27 i32) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.ge_s + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.ge_u + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.gt_s + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.gt_u + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $18 + ;; CHECK-NEXT: (i64.ge_s + ;; CHECK-NEXT: (local.get $z) + ;; CHECK-NEXT: (local.get $w) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (call $send-i32 + ;; CHECK-NEXT: (local.get $18) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $21 + ;; CHECK-NEXT: (i64.ge_u + ;; CHECK-NEXT: (local.get $z) + ;; CHECK-NEXT: (local.get $w) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (call $send-i32 + ;; CHECK-NEXT: (local.get $21) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $24 + ;; CHECK-NEXT: (i64.gt_s + ;; CHECK-NEXT: (local.get $z) + ;; CHECK-NEXT: (local.get $w) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (call $send-i32 + ;; CHECK-NEXT: (local.get $24) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $27 + ;; CHECK-NEXT: (i64.gt_u + ;; CHECK-NEXT: (local.get $z) + ;; CHECK-NEXT: (local.get $w) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (call $send-i32 + ;; CHECK-NEXT: (local.get $27) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $flips + (local $x i32) + (local $y i32) + (local $z i64) + (local $w i64) + (local.set $x (i32.ge_s (local.get $x) (local.get $y))) + (local.set $x (i32.ge_u (local.get $x) (local.get $y))) + (local.set $x (i32.gt_s (local.get $x) (local.get $y))) + (local.set $x (i32.gt_u (local.get $x) (local.get $y))) + (call $send-i32 (i64.ge_s (local.get $z) (local.get $w))) + (call $send-i32 (i64.ge_u (local.get $z) (local.get $w))) + (call $send-i32 (i64.gt_s (local.get $z) (local.get $w))) + (call $send-i32 (i64.gt_u (local.get $z) (local.get $w))) + ) + ;; CHECK: (func $various-conditions-1 (param $x i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $various-conditions-1 (param $x i32) + (if + (local.get $x) + (local.set $x + (i32.add + (local.get $x) + (i32.const 1) + ) + ) + ) + ) + ;; CHECK: (func $various-conditions-2 (param $x i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (i32.lt_s + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.sub + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $various-conditions-2 (param $x i32) + (if + (i32.lt_s + (local.get $x) + (i32.const 0) + ) + (local.set $x + (i32.sub + (local.get $x) + (i32.const 2) + ) + ) + ) + ) + ;; CHECK: (func $various-conditions-3 (param $x i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (i32.reinterpret_f32 + ;; CHECK-NEXT: (f32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.sub + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $various-conditions-3 (param $x i32) + (if + (i32.reinterpret_f32 (f32.const 0)) + (local.set $x + (i32.sub + (local.get $x) + (i32.const 4) + ) + ) + ) + ) + ;; CHECK: (func $various-conditions-4 (param $x i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + (func $various-conditions-4 (param $x i32) + (if + (unreachable) + (local.set $x + (i32.add + (local.get $x) + (i32.const 3) + ) + ) + ) + ) + ;; CHECK: (func $unaries (param $x i32) (param $y i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (local $11 i32) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (i32.eqz + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $5 + ;; CHECK-NEXT: (i32.ctz + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $7 + ;; CHECK-NEXT: (i32.clz + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $9 + ;; CHECK-NEXT: (i32.popcnt + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $10 + ;; CHECK-NEXT: (i32.sub + ;; CHECK-NEXT: (local.get $7) + ;; CHECK-NEXT: (local.get $9) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $5) + ;; CHECK-NEXT: (local.get $10) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $unaries (param $x i32) (param $y i32) + (if + (i32.eqz + (local.get $x) + ) + (local.set $x + (i32.add + (i32.ctz + (local.get $y) + ) + (i32.sub + (i32.clz + (local.get $x) + ) + (i32.popcnt + (local.get $y) + ) + ) + ) + ) + ) + ) + ;; CHECK: (func $unary-condition (param $x i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (i32.gt_u + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (i32.ctz + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $unary-condition (param $x i32) + (if + (i32.ctz + (i32.gt_u + (local.get $x) + (i32.const 1) + ) + ) + (local.set $x + (i32.add + (local.get $x) + (i32.const 2) + ) + ) + ) + ) + ;; CHECK: (func $unary-condition-2 (param $x i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (i32.gt_u + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (i32.eqz + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $unary-condition-2 (param $x i32) + (if + (i32.eqz + (i32.gt_u + (local.get $x) + (i32.const 1) + ) + ) + (local.set $x + (i32.add + (local.get $x) + (i32.const 2) + ) + ) + ) + ) + ;; CHECK: (func $if-else-cond (param $x i32) (result i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (i32.lt_s + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $8 + ;; CHECK-NEXT: (i32.and + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $8) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $9) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $if-else-cond (param $x i32) (result i32) + (if + (i32.lt_s + (local.get $x) + (i32.const 1) + ) + (local.set $x + (i32.add + (local.get $x) + (i32.const 1) + ) + ) + (local.set $x + (i32.add + (local.get $x) + (i32.const 2) + ) + ) + ) + (return + (i32.and + (local.get $x) + (i32.const 1) + ) + ) + ) + ;; CHECK: (func $trivial-ret (result i32) + ;; CHECK-NEXT: (local $0 i32) + ;; CHECK-NEXT: (local.set $0 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $trivial-ret (result i32) + (i32.add + (i32.const 0) + (i32.const 1) + ) + ) + ;; CHECK: (func $trivial-const (result i32) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $trivial-const (result i32) + (i32.const 0) + ) + ;; CHECK: (func $trivial-const-block (result i32) + ;; CHECK-NEXT: (local $0 i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $trivial-const-block (result i32) + (nop) + (i32.const 0) + ) + ;; CHECK: (func $bad-phi-value (result i32) + ;; CHECK-NEXT: (local $0 i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (i32.load + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $bad-phi-value (result i32) + (if (result i32) + (if (result i32) + (i32.const 1) + (i32.load + (i32.const 0) + ) + (i32.const 0) + ) + (i32.const 0) + (i32.const 1) + ) + ) + ;; CHECK: (func $bad-phi-value-2 (param $x i32) (result i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (i32.load + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $bad-phi-value-2 (param $x i32) (result i32) + (if + (if (result i32) + (i32.const 1) + (i32.load + (i32.const 0) + ) + (i32.const 0) + ) + (local.set $x (i32.const 1)) + (local.set $x (i32.const 2)) + ) + (local.get $x) + ) + ;; CHECK: (func $select (param $x i32) (result i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (select + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: (i32.const 3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + (func $select (param $x i32) (result i32) + (return + (select + (i32.const 1) + (i32.const 2) + (i32.const 3) + ) + ) + ) + ;; CHECK: (func $select-2 (param $x i32) (param $y i32) (result i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $6 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $8 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $9 + ;; CHECK-NEXT: (select + ;; CHECK-NEXT: (local.get $4) + ;; CHECK-NEXT: (local.get $6) + ;; CHECK-NEXT: (local.get $8) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $9) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + (func $select-2 (param $x i32) (param $y i32) (result i32) + (return + (select + (i32.add + (local.get $x) + (local.get $y) + ) + (i32.add + (local.get $x) + (i32.const 1) + ) + (i32.add + (i32.const 2) + (local.get $y) + ) + ) + ) + ) + ;; CHECK: (func $block-phi-1 (param $x i32) (param $y i32) (result i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $out + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (br_if $out + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $10 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $10) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $block-phi-1 (param $x i32) (param $y i32) (result i32) + (block $out + (local.set $x + (i32.add + (local.get $x) + (i32.const 1) + ) + ) + (br_if $out (local.get $y)) + (local.set $x + (i32.add + (local.get $x) + (i32.const 2) + ) + ) + ) + (i32.add + (local.get $x) + (i32.const 3) + ) + ) + ;; CHECK: (func $block-phi-2 (param $x i32) (param $y i32) (result i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $out + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (br_if $out + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $6 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $6) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $block-phi-2 (param $x i32) (param $y i32) (result i32) + (block $out + (local.set $x + (i32.const 1) + ) + (br_if $out (local.get $y)) + (local.set $x + (i32.const 2) + ) + ) + (i32.add + (local.get $x) + (i32.const 3) + ) + ) + ;; CHECK: (func $zero_init-phi-bad_type (result f64) + ;; CHECK-NEXT: (local $x f64) + ;; CHECK-NEXT: (local $1 f64) + ;; CHECK-NEXT: (local $2 f64) + ;; CHECK-NEXT: (local $3 f64) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (f64.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $zero_init-phi-bad_type (result f64) + (local $x f64) + (if + (i32.const 0) + (local.set $x + (f64.const 1) + ) + ) + (local.get $x) + ) + ;; CHECK: (func $phi-bad-type (result f64) + ;; CHECK-NEXT: (local $0 f64) + ;; CHECK-NEXT: (local $1 f64) + ;; CHECK-NEXT: (local $2 f64) + ;; CHECK-NEXT: (local $3 f64) + ;; CHECK-NEXT: (block $label$1 + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: (local.set $0 + ;; CHECK-NEXT: (f64.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $0 + ;; CHECK-NEXT: (f64.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $phi-bad-type (result f64) + (block $label$1 (result f64) + (if (result f64) + (i32.const 0) + (f64.const 0) + (f64.const 1) + ) + ) + ) + ;; CHECK: (func $phi-one-side-i1 (param $x i32) (param $y i32) (result i32) + ;; CHECK-NEXT: (local $i i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (local $11 i32) + ;; CHECK-NEXT: (local $12 i32) + ;; CHECK-NEXT: (local $13 i32) + ;; CHECK-NEXT: (local $14 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $5 + ;; CHECK-NEXT: (i32.le_s + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $5) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $i + ;; CHECK-NEXT: (i32.eq + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $i + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $i) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $phi-one-side-i1 (param $x i32) (param $y i32) (result i32) + (local $i i32) + (if + (i32.le_s + (local.get $x) + (local.get $y) + ) + (local.set $i + (i32.eq + (local.get $x) + (local.get $y) + ) + ) + (local.set $i + (i32.add + (local.get $x) + (local.get $y) + ) + ) + ) + (local.get $i) + ) + ;; CHECK: (func $call (result i32) + ;; CHECK-NEXT: (local $0 i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local.set $0 + ;; CHECK-NEXT: (call $call) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (call $call) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $0) + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (call $call) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (i32.const 10) + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $5 + ;; CHECK-NEXT: (i32.mul + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: (local.get $4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + (func $call (result i32) + (return + (i32.mul + (i32.add + (call $call) + (call $call) + ) + (i32.add + (i32.const 10) + (call $call) + ) + ) + ) + ) + ;; CHECK: (func $in-unreachable-1 (param $x i32) (param $y i32) (result i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $block + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $in-unreachable-1 (param $x i32) (param $y i32) (result i32) + (if + (local.get $x) + (block + (local.set $x + (i32.const 1) + ) + (return (local.get $x)) + ) + (local.set $x + (i32.const 2) + ) + ) + ;; no phi here! + (return + (local.get $x) + ) + ) + ;; CHECK: (func $in-unreachable-2 (param $x i32) (param $y i32) (result i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $block + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $in-unreachable-2 (param $x i32) (param $y i32) (result i32) + (if + (local.get $x) + (block + (local.set $x + (i32.const 1) + ) + (unreachable) + ) + (local.set $x + (i32.const 2) + ) + ) + ;; no phi here! + (return + (local.get $x) + ) + ) + ;; CHECK: (func $in-unreachable-3 (param $x i32) (param $y i32) (result i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $out + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $block + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br $out) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $in-unreachable-3 (param $x i32) (param $y i32) (result i32) + (block $out + (if + (local.get $x) + (block + (local.set $x + (i32.const 1) + ) + (br $out) + ) + (local.set $x + (i32.const 2) + ) + ) + ;; no phi here! + (return + (local.get $x) + ) + ) + (return + (local.get $x) + ) + ) + ;; CHECK: (func $in-unreachable-4 (param $x i32) (param $y i32) (result i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $out + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $block + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br_table $out $out $out + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $in-unreachable-4 (param $x i32) (param $y i32) (result i32) + (block $out + (if + (local.get $x) + (block + (local.set $x + (i32.const 1) + ) + (br_table $out $out $out (i32.const 1)) + ) + (local.set $x + (i32.const 2) + ) + ) + ;; no phi here! + (return + (local.get $x) + ) + ) + (return + (local.get $x) + ) + ) + ;; CHECK: (func $in-unreachable-br_if (param $x i32) (param $y i32) (result i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $out + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (block $block + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (br_if $out + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $6) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $in-unreachable-br_if (param $x i32) (param $y i32) (result i32) + (block $out + (if + (local.get $x) + (block + (local.set $x + (i32.const 1) + ) + (br_if $out + (local.get $x) + ) + ) + (local.set $x + (i32.const 2) + ) + ) + ;; there *IS* a phi here since it was a br_if + (return + (local.get $x) + ) + ) + (return + (local.get $x) + ) + ) + ;; CHECK: (func $in-unreachable-big (param $0 i32) (param $1 i32) (param $2 i32) (param $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (block $label$1 + ;; CHECK-NEXT: (block $label$2 + ;; CHECK-NEXT: (block $label$3 + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $0) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $block + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (i32.const -8531) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br $label$3) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $block3 + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (i32.const -8531) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br $label$1) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br $label$2) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $6 + ;; CHECK-NEXT: (i32.load + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $6) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br $label$1) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (i32.store16 + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (i32.store16 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: (i32.const -8531) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $in-unreachable-big (param $0 i32) (param $1 i32) (param $2 i32) (param $3 i32) + (block $label$1 + (block $label$2 + (block $label$3 + (if + (local.get $2) + (if + (local.get $0) + (block + (local.set $1 + (i32.const -8531) + ) + (br $label$3) + ) + (block + (local.set $1 + (i32.const -8531) + ) + (br $label$1) + ) + ) + ) + (br $label$2) + ) + (drop + (i32.load + (i32.const 0) + ) + ) + (br $label$1) + ) + (i32.store16 + (i32.const 1) + (local.get $1) + ) + (unreachable) + ) + (i32.store16 + (i32.const 0) + (i32.const -8531) + ) + ) + ;; CHECK: (func $in-unreachable-operations (param $x i32) (param $y i32) (result i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (block $block + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + (func $in-unreachable-operations (param $x i32) (param $y i32) (result i32) + (block + (unreachable) + (if + (local.get $x) + (local.set $x + (i32.const 1) + ) + (local.set $x + (i32.const 2) + ) + ) + (return + (local.get $x) + ) + ) + ) + ;; CHECK: (func $merge-with-one-less (param $var$0 i32) (result i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $label$1 + ;; CHECK-NEXT: (block $label$2 + ;; CHECK-NEXT: (block $label$3 + ;; CHECK-NEXT: (block $label$4 + ;; CHECK-NEXT: (block $label$5 + ;; CHECK-NEXT: (local.set $1 + ;; CHECK-NEXT: (i32.load + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br_table $label$5 $label$4 $label$3 $label$2 + ;; CHECK-NEXT: (local.get $1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br $label$1) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $var$0 + ;; CHECK-NEXT: (i32.const 8) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (i32.load + ;; CHECK-NEXT: (local.get $var$0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (f64.store + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: (f64.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br $label$1) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (i32.store + ;; CHECK-NEXT: (local.get $var$0) + ;; CHECK-NEXT: (i32.const 16) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $6 + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $6) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $merge-with-one-less (param $var$0 i32) (result i32) + (block $label$1 + (block $label$2 + (block $label$3 + (block $label$4 + (block $label$5 + (br_table $label$5 $label$4 $label$3 $label$2 + (i32.load + (i32.const 1) + ) + ) + ) + (unreachable) + ) + (br $label$1) + ) + (f64.store + (i32.load + (local.tee $var$0 + (i32.const 8) + ) + ) + (f64.const 0) + ) + (br $label$1) + ) + (unreachable) + ) + (i32.store + (local.get $var$0) + (i32.const 16) + ) + (i32.const 1) + ) + ;; CHECK: (func $deep (param $x i32) (result i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (local $11 i32) + ;; CHECK-NEXT: (local $12 i32) + ;; CHECK-NEXT: (local $13 i32) + ;; CHECK-NEXT: (local $14 i32) + ;; CHECK-NEXT: (local $15 i32) + ;; CHECK-NEXT: (local $16 i32) + ;; CHECK-NEXT: (local $17 i32) + ;; CHECK-NEXT: (local $18 i32) + ;; CHECK-NEXT: (local $19 i32) + ;; CHECK-NEXT: (local $20 i32) + ;; CHECK-NEXT: (local $21 i32) + ;; CHECK-NEXT: (local $22 i32) + ;; CHECK-NEXT: (local $23 i32) + ;; CHECK-NEXT: (local $24 i32) + ;; CHECK-NEXT: (local $25 i32) + ;; CHECK-NEXT: (local $26 i32) + ;; CHECK-NEXT: (local $27 i32) + ;; CHECK-NEXT: (local $28 i32) + ;; CHECK-NEXT: (local $29 i32) + ;; CHECK-NEXT: (local $30 i32) + ;; CHECK-NEXT: (local $31 i32) + ;; CHECK-NEXT: (local $32 i32) + ;; CHECK-NEXT: (local $33 i32) + ;; CHECK-NEXT: (local $34 i32) + ;; CHECK-NEXT: (local $35 i32) + ;; CHECK-NEXT: (local $36 i32) + ;; CHECK-NEXT: (local $37 i32) + ;; CHECK-NEXT: (local $38 i32) + ;; CHECK-NEXT: (local $39 i32) + ;; CHECK-NEXT: (local $40 i32) + ;; CHECK-NEXT: (local $41 i32) + ;; CHECK-NEXT: (local $42 i32) + ;; CHECK-NEXT: (local $43 i32) + ;; CHECK-NEXT: (local $44 i32) + ;; CHECK-NEXT: (local $45 i32) + ;; CHECK-NEXT: (local $46 i32) + ;; CHECK-NEXT: (local $47 i32) + ;; CHECK-NEXT: (local $48 i32) + ;; CHECK-NEXT: (local $49 i32) + ;; CHECK-NEXT: (local $50 i32) + ;; CHECK-NEXT: (local $51 i32) + ;; CHECK-NEXT: (local $52 i32) + ;; CHECK-NEXT: (local $53 i32) + ;; CHECK-NEXT: (local $54 i32) + ;; CHECK-NEXT: (local $55 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.xor + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1234) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.mul + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1234) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.xor + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1234) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.mul + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1234) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.xor + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1234) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.mul + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1234) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.xor + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1234) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.mul + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1234) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.xor + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1234) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.mul + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1234) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.xor + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1234) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.mul + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1234) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.xor + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1234) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.mul + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1234) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.xor + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1234) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.mul + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1234) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.xor + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1234) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.mul + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1234) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.xor + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1234) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.mul + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1234) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.xor + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1234) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.mul + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1234) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.xor + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1234) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.mul + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1234) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.xor + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1234) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.mul + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1234) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $deep (param $x i32) (result i32) + (local.set $x (i32.xor (local.get $x) (i32.const 1234))) + (local.set $x (i32.mul (local.get $x) (i32.const 1234))) + (local.set $x (i32.xor (local.get $x) (i32.const 1234))) + (local.set $x (i32.mul (local.get $x) (i32.const 1234))) + (local.set $x (i32.xor (local.get $x) (i32.const 1234))) + (local.set $x (i32.mul (local.get $x) (i32.const 1234))) + (local.set $x (i32.xor (local.get $x) (i32.const 1234))) + (local.set $x (i32.mul (local.get $x) (i32.const 1234))) + (local.set $x (i32.xor (local.get $x) (i32.const 1234))) + (local.set $x (i32.mul (local.get $x) (i32.const 1234))) + (local.set $x (i32.xor (local.get $x) (i32.const 1234))) + (local.set $x (i32.mul (local.get $x) (i32.const 1234))) + (local.set $x (i32.xor (local.get $x) (i32.const 1234))) + (local.set $x (i32.mul (local.get $x) (i32.const 1234))) + (local.set $x (i32.xor (local.get $x) (i32.const 1234))) + (local.set $x (i32.mul (local.get $x) (i32.const 1234))) + (local.set $x (i32.xor (local.get $x) (i32.const 1234))) + (local.set $x (i32.mul (local.get $x) (i32.const 1234))) + (local.set $x (i32.xor (local.get $x) (i32.const 1234))) + (local.set $x (i32.mul (local.get $x) (i32.const 1234))) + (local.set $x (i32.xor (local.get $x) (i32.const 1234))) + (local.set $x (i32.mul (local.get $x) (i32.const 1234))) + (local.set $x (i32.xor (local.get $x) (i32.const 1234))) + (local.set $x (i32.mul (local.get $x) (i32.const 1234))) + (local.set $x (i32.xor (local.get $x) (i32.const 1234))) + (local.set $x (i32.mul (local.get $x) (i32.const 1234))) + (local.get $x) + ) + ;; CHECK: (func $two-pcs (param $x i64) (param $y i64) (param $t i64) (result i64) + ;; CHECK-NEXT: (local $3 i64) + ;; CHECK-NEXT: (local $4 i64) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i64) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i64) + ;; CHECK-NEXT: (local $9 i64) + ;; CHECK-NEXT: (local $10 i64) + ;; CHECK-NEXT: (local $11 i64) + ;; CHECK-NEXT: (local $12 i64) + ;; CHECK-NEXT: (local $13 i64) + ;; CHECK-NEXT: (local $14 i64) + ;; CHECK-NEXT: (local $15 i32) + ;; CHECK-NEXT: (local $16 i64) + ;; CHECK-NEXT: (local $17 i64) + ;; CHECK-NEXT: (local $18 i64) + ;; CHECK-NEXT: (local $19 i64) + ;; CHECK-NEXT: (local $20 i64) + ;; CHECK-NEXT: (local $21 i64) + ;; CHECK-NEXT: (local $22 i64) + ;; CHECK-NEXT: (local $23 i64) + ;; CHECK-NEXT: (local $24 i64) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $5 + ;; CHECK-NEXT: (i64.lt_s + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $5) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $7 + ;; CHECK-NEXT: (i64.eqz + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $7) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $t + ;; CHECK-NEXT: (i64.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $t + ;; CHECK-NEXT: (i64.sub + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $15 + ;; CHECK-NEXT: (i64.eqz + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $15) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $t + ;; CHECK-NEXT: (i64.mul + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $t + ;; CHECK-NEXT: (i64.div_s + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $t) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $23) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $two-pcs (param $x i64) (param $y i64) (param $t i64) (result i64) + (if + (i64.lt_s + (local.get $x) + (local.get $y) + ) + (if + (i64.eqz + (local.get $x) + ) + (local.set $t + (i64.add + (local.get $x) + (local.get $y) + ) + ) + (local.set $t + (i64.sub + (local.get $x) + (local.get $y) + ) + ) + ) + (if + (i64.eqz + (local.get $y) + ) + (local.set $t + (i64.mul + (local.get $x) + (local.get $y) + ) + ) + (local.set $t + (i64.div_s + (local.get $x) + (local.get $y) + ) + ) + ) + ) + (return (local.get $t)) + ) + ;; CHECK: (func $loop-1 (param $x i32) (param $y i32) (result i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (loop $loopy + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $loop-1 (param $x i32) (param $y i32) (result i32) + (local.set $x (i32.const 1)) + (local.set $y (i32.const 2)) + (loop $loopy + ) + ;; neither needed a phi + (return (i32.add (local.get $x) (local.get $y))) + ) + ;; CHECK: (func $loop-2 (param $x i32) (param $y i32) (result i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (loop $loopy + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: (i32.const 4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $8 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $8) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $9) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $loop-2 (param $x i32) (param $y i32) (result i32) + (local.set $x (i32.const 1)) + (local.set $y (i32.const 2)) + (loop $loopy + (local.set $x (i32.add (local.get $x) (i32.const 3))) + (local.set $y (i32.add (local.get $y) (i32.const 4))) + ) + ;; neither needed a phi + (return (i32.add (local.get $x) (local.get $y))) + ) + ;; CHECK: (func $loop-3 (param $x i32) (param $y i32) (result i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (local $11 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (loop $loopy + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: (i32.const 4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (br_if $loopy + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $9 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $9) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $10) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $loop-3 (param $x i32) (param $y i32) (result i32) + (local.set $x (i32.const 1)) + (local.set $y (i32.const 2)) + (loop $loopy + (local.set $x (i32.add (local.get $x) (i32.const 3))) + (local.set $y (i32.add (local.get $y) (i32.const 4))) + (br_if $loopy (local.get $y)) + ) + ;; both needed + (return (i32.add (local.get $x) (local.get $y))) + ) + ;; CHECK: (func $loop-4 (param $x i32) (param $y i32) (result i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (loop $loopy + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (br_if $loopy + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $7 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $7) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $8) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $loop-4 (param $x i32) (param $y i32) (result i32) + (local.set $x (i32.const 1)) + (local.set $y (i32.const 2)) + (loop $loopy + (local.set $x (i32.add (local.get $x) (i32.const 3))) + (br_if $loopy (local.get $y)) + ) + ;; only x needed a phi + (return (i32.add (local.get $x) (local.get $y))) + ) + ;; CHECK: (func $loop-5 (param $x i32) (param $y i32) (result i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (loop $loopy + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (br_if $loopy + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $7 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $7) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $8) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $loop-5 (param $x i32) (param $y i32) (result i32) + (local.set $x (i32.const 1)) + (local.set $y (i32.const 2)) + (loop $loopy + (local.set $x (i32.add (local.get $x) (i32.const 3))) + (local.set $y (i32.const 2)) ;; same value + (br_if $loopy (local.get $y)) + ) + ;; only x needed a phi + (return (i32.add (local.get $x) (local.get $y))) + ) + ;; CHECK: (func $loop-6 (param $x i32) (param $y i32) (result i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (loop $loopy + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (br_if $loopy + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $8 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $8) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $9) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $loop-6 (param $x i32) (param $y i32) (result i32) + (local.set $x (i32.const 1)) + (local.set $y (i32.const 2)) + (loop $loopy + (local.set $x (i32.add (local.get $x) (i32.const 3))) + (local.set $y (local.get $y)) ;; same value + (br_if $loopy (local.get $y)) + ) + ;; only x needed a phi + (return (i32.add (local.get $x) (local.get $y))) + ) + ;; CHECK: (func $loop-7 (param $x i32) (param $y i32) (result i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (loop $loopy + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (i32.const 5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (br_if $loopy + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $7 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $7) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $8) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $loop-7 (param $x i32) (param $y i32) (result i32) + (local.set $x (i32.const 1)) + (local.set $y (i32.const 2)) + (loop $loopy + (local.set $x (i32.add (local.get $x) (i32.const 3))) + (local.set $y (i32.const 5)) ;; different! + (br_if $loopy (local.get $y)) + ) + ;; y changed but we don't need a phi for it + (return (i32.add (local.get $x) (local.get $y))) + ) + ;; CHECK: (func $loop-8 (param $x i32) (param $y i32) (result i32) + ;; CHECK-NEXT: (local $z i32) + ;; CHECK-NEXT: (local $w i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (local $11 i32) + ;; CHECK-NEXT: (local $12 i32) + ;; CHECK-NEXT: (local $13 i32) + ;; CHECK-NEXT: (local $14 i32) + ;; CHECK-NEXT: (local $15 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (loop $loopy + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $z + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $w + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (i32.const 4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (br_if $loopy + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $9 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $12 + ;; CHECK-NEXT: (i32.sub + ;; CHECK-NEXT: (local.get $z) + ;; CHECK-NEXT: (local.get $w) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $13 + ;; CHECK-NEXT: (i32.mul + ;; CHECK-NEXT: (local.get $9) + ;; CHECK-NEXT: (local.get $12) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $13) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $14) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $loop-8 (param $x i32) (param $y i32) (result i32) + (local $z i32) + (local $w i32) + (local.set $x (i32.const 1)) + (local.set $y (i32.const 2)) + (loop $loopy + (local.set $z (local.get $x)) + (local.set $w (local.get $y)) + (local.set $x (i32.const 1)) ;; same! + (local.set $y (i32.const 4)) ;; different! + (br_if $loopy (local.get $y)) + ) + ;; x is always 3, and y needs a phi. + ;; each is also copied to another local, which we need + ;; to handle properly + (return + (i32.mul + (i32.add + (local.get $x) + (local.get $y) + ) + (i32.sub + (local.get $z) + (local.get $w) + ) + ) + ) + ) + ;; CHECK: (func $loop-9 (param $x i32) (param $y i32) (result i32) + ;; CHECK-NEXT: (local $t i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (local $11 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (loop $loopy + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $t + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (local.get $t) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (br_if $loopy + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $9 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $9) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $10) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $loop-9 (param $x i32) (param $y i32) (result i32) + (local $t i32) + (local.set $x (i32.const 1)) + (local.set $y (i32.const 2)) + (loop $loopy + (local.set $t (local.get $x)) + (local.set $x (local.get $y)) + (local.set $y (local.get $t)) + (br_if $loopy (local.get $t)) + ) + ;; x and y swapped, so both need phis + (return (i32.add (local.get $x) (local.get $y))) + ) + ;; CHECK: (func $loop-10 (param $x i32) (param $y i32) (result i32) + ;; CHECK-NEXT: (local $t i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (local $11 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (loop $loopy + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $t + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (local.get $t) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (br_if $loopy + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $9 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $9) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $10) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $loop-10 (param $x i32) (param $y i32) (result i32) + (local $t i32) + (local.set $x (i32.const 1)) + (local.set $y (i32.const 1)) + (loop $loopy ;; we swap the values. but we need a deeper analysis to figure that out... + (local.set $t (local.get $x)) + (local.set $x (local.get $y)) + (local.set $y (local.get $t)) + (br_if $loopy (local.get $t)) + ) + ;; x and y swapped, but the same constant was swapped + (return (i32.add (local.get $x) (local.get $y))) + ) + ;; CHECK: (func $loop-multicond-1 (param $x i32) (param $y i32) (param $z i32) (result i32) + ;; CHECK-NEXT: (local $t i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (local $11 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $z + ;; CHECK-NEXT: (i32.const 3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (loop $loopy + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (br_if $loopy + ;; CHECK-NEXT: (local.get $t) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (i32.const 5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (br_if $loopy + ;; CHECK-NEXT: (local.get $t) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $z + ;; CHECK-NEXT: (i32.const 6) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $9 + ;; CHECK-NEXT: (select + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: (local.get $z) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $9) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $10) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $loop-multicond-1 (param $x i32) (param $y i32) (param $z i32) (result i32) + (local $t i32) + (local.set $x (i32.const 1)) + (local.set $y (i32.const 2)) + (local.set $z (i32.const 3)) + (loop $loopy + (local.set $x (i32.const 4)) + (br_if $loopy (local.get $t)) + (local.set $y (i32.const 5)) + (br_if $loopy (local.get $t)) + (local.set $z (i32.const 6)) + ) + (return (select (local.get $x) (local.get $y) (local.get $z))) + ) + ;; CHECK: (func $loop-multicond-2 (param $x i32) (param $y i32) (param $z i32) (result i32) + ;; CHECK-NEXT: (local $t i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (local $11 i32) + ;; CHECK-NEXT: (local $12 i32) + ;; CHECK-NEXT: (local $13 i32) + ;; CHECK-NEXT: (local $14 i32) + ;; CHECK-NEXT: (local $15 i32) + ;; CHECK-NEXT: (local $16 i32) + ;; CHECK-NEXT: (local $17 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $z + ;; CHECK-NEXT: (i32.const 3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (loop $loopy + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (br_if $loopy + ;; CHECK-NEXT: (local.get $t) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: (i32.const 5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (br_if $loopy + ;; CHECK-NEXT: (local.get $t) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $z + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $z) + ;; CHECK-NEXT: (i32.const 6) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $15 + ;; CHECK-NEXT: (select + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: (local.get $z) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $15) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $16) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $loop-multicond-2 (param $x i32) (param $y i32) (param $z i32) (result i32) + (local $t i32) + (local.set $x (i32.const 1)) + (local.set $y (i32.const 2)) + (local.set $z (i32.const 3)) + (loop $loopy + (local.set $x (i32.add (local.get $x) (i32.const 4))) + (br_if $loopy (local.get $t)) + (local.set $y (i32.add (local.get $y) (i32.const 5))) + (br_if $loopy (local.get $t)) + (local.set $z (i32.add (local.get $z) (i32.const 6))) + ) + (return (select (local.get $x) (local.get $y) (local.get $z))) + ) + ;; CHECK: (func $loop-block-1 (param $x i32) (param $y i32) (param $z i32) (result i32) + ;; CHECK-NEXT: (local $t i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (local $11 i32) + ;; CHECK-NEXT: (local $12 i32) + ;; CHECK-NEXT: (local $13 i32) + ;; CHECK-NEXT: (local $14 i32) + ;; CHECK-NEXT: (local $15 i32) + ;; CHECK-NEXT: (local $16 i32) + ;; CHECK-NEXT: (local $17 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $z + ;; CHECK-NEXT: (i32.const 3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (loop $loopy + ;; CHECK-NEXT: (block $out + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (br_if $out + ;; CHECK-NEXT: (local.get $t) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: (i32.const 5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (br_if $out + ;; CHECK-NEXT: (local.get $t) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $z + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $z) + ;; CHECK-NEXT: (i32.const 6) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br $loopy) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $15 + ;; CHECK-NEXT: (select + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: (local.get $z) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $15) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $16) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $loop-block-1 (param $x i32) (param $y i32) (param $z i32) (result i32) + (local $t i32) + (local.set $x (i32.const 1)) + (local.set $y (i32.const 2)) + (local.set $z (i32.const 3)) + (loop $loopy + (block $out + (local.set $x (i32.add (local.get $x) (i32.const 4))) + (br_if $out (local.get $t)) + (local.set $y (i32.add (local.get $y) (i32.const 5))) + (br_if $out (local.get $t)) + (local.set $z (i32.add (local.get $z) (i32.const 6))) + (br $loopy) + ) + ) + (return (select (local.get $x) (local.get $y) (local.get $z))) + ) + ;; CHECK: (func $loop-block-2 (param $x i32) (param $y i32) (param $z i32) (result i32) + ;; CHECK-NEXT: (local $t i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (local $11 i32) + ;; CHECK-NEXT: (local $12 i32) + ;; CHECK-NEXT: (local $13 i32) + ;; CHECK-NEXT: (local $14 i32) + ;; CHECK-NEXT: (local $15 i32) + ;; CHECK-NEXT: (local $16 i32) + ;; CHECK-NEXT: (local $17 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $z + ;; CHECK-NEXT: (i32.const 3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block $out + ;; CHECK-NEXT: (loop $loopy + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (br_if $out + ;; CHECK-NEXT: (local.get $t) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $y + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: (i32.const 5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (br_if $out + ;; CHECK-NEXT: (local.get $t) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $z + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $z) + ;; CHECK-NEXT: (i32.const 6) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br $loopy) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $15 + ;; CHECK-NEXT: (select + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $y) + ;; CHECK-NEXT: (local.get $z) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $15) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $16) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $loop-block-2 (param $x i32) (param $y i32) (param $z i32) (result i32) + (local $t i32) + (local.set $x (i32.const 1)) + (local.set $y (i32.const 2)) + (local.set $z (i32.const 3)) + (block $out + (loop $loopy + (local.set $x (i32.add (local.get $x) (i32.const 4))) + (br_if $out (local.get $t)) + (local.set $y (i32.add (local.get $y) (i32.const 5))) + (br_if $out (local.get $t)) + (local.set $z (i32.add (local.get $z) (i32.const 6))) + (br $loopy) + ) + ) + (return (select (local.get $x) (local.get $y) (local.get $z))) + ) + ;; CHECK: (func $bad-phi-type (param $var$0 i64) (param $var$1 i64) (param $var$2 i32) (param $var$3 f32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 f64) + ;; CHECK-NEXT: (local $9 f64) + ;; CHECK-NEXT: (local $10 f64) + ;; CHECK-NEXT: (local $11 f64) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $var$2) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (loop $label$2 + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $label$3 + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $6 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $6) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (br_if $label$2 + ;; CHECK-NEXT: (local.get $var$2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $10 + ;; CHECK-NEXT: (f64.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $10) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $bad-phi-type (param $var$0 i64) (param $var$1 i64) (param $var$2 i32) (param $var$3 f32) + (if + (local.get $var$2) + (drop + (loop $label$2 (result f64) + (if + (block $label$3 (result i32) + (if + (i32.const 0) + (unreachable) + ) + (nop) + (i32.const 0) + ) + (unreachable) + ) + (br_if $label$2 + (local.get $var$2) + ) + (f64.const 0) + ) + ) + ) + ) + ;; CHECK: (func $loop-unreachable + ;; CHECK-NEXT: (local $var$0 i32) + ;; CHECK-NEXT: (local $var$1 f64) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (local $11 f64) + ;; CHECK-NEXT: (local $12 f64) + ;; CHECK-NEXT: (local $13 f64) + ;; CHECK-NEXT: (loop $label$1 + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $label$2 + ;; CHECK-NEXT: (block $label$3 + ;; CHECK-NEXT: (block $label$4 + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 1337) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (loop $label$6 + ;; CHECK-NEXT: (block $label$7 + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $6 + ;; CHECK-NEXT: (local.get $var$0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br_if $label$7 + ;; CHECK-NEXT: (i32.const 65535) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $6) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $6 + ;; CHECK-NEXT: (local.get $var$0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br_if $label$7 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $6) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (br_if $label$6 + ;; CHECK-NEXT: (local.get $6) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (br $label$1) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + (func $loop-unreachable + (local $var$0 i32) + (local $var$1 f64) + (loop $label$1 + (local.set $var$1 + (block $label$2 (result f64) + (block $label$3 + (local.set $var$0 + (block $label$4 (result i32) + (if + (i32.const 1337) + (unreachable) + ) + (local.get $var$0) + ) + ) + (loop $label$6 + (br_if $label$6 + (block $label$7 (result i32) + (drop + (br_if $label$7 + (local.get $var$0) + (i32.const 65535) + ) + ) + (drop + (br_if $label$7 + (local.get $var$0) + (i32.const 0) + ) + ) + (unreachable) + ) + ) + ) + ) + (local.get $var$1) + ) + ) + (br $label$1) + ) + ) + ;; CHECK: (func $phi-value-turns-bad (result f64) + ;; CHECK-NEXT: (local $var$0 i32) + ;; CHECK-NEXT: (local $var$1 i32) + ;; CHECK-NEXT: (local $var$2 f32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (local $11 i32) + ;; CHECK-NEXT: (local $12 f32) + ;; CHECK-NEXT: (local $13 f32) + ;; CHECK-NEXT: (local $14 f32) + ;; CHECK-NEXT: (local $15 f32) + ;; CHECK-NEXT: (local $16 f64) + ;; CHECK-NEXT: (local $17 f64) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $var$0 + ;; CHECK-NEXT: (i32.atomic.rmw16.sub_u offset=22 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $var$0) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $block + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (loop $label$3 + ;; CHECK-NEXT: (block $label$4 + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $6 + ;; CHECK-NEXT: (local.get $var$0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br_if $label$4 + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $6 + ;; CHECK-NEXT: (i32.clz + ;; CHECK-NEXT: (local.get $6) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $6) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $14 + ;; CHECK-NEXT: (f32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $16) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $phi-value-turns-bad (result f64) + (local $var$0 i32) + (local $var$1 i32) + (local $var$2 f32) + (local.set $var$2 + (if (result f32) + (local.tee $var$0 + (i32.atomic.rmw16.sub_u offset=22 + (i32.const 0) + (i32.const 0) + ) + ) + (unreachable) + (block (result f32) + (if + (loop $label$3 (result i32) + (block $label$4 (result i32) + (i32.clz + (br_if $label$4 + (local.get $var$0) + (i32.const 1) + ) + ) + ) + ) + (nop) + ) + (f32.const 1) + ) + ) + ) + (unreachable) + ) + ;; CHECK: (func $multi-use (param $x i32) (result i32) + ;; CHECK-NEXT: (local $temp i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $temp + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $8 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $temp) + ;; CHECK-NEXT: (local.get $temp) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $8) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $multi-use (param $x i32) (result i32) + (local $temp i32) + (local.set $temp (i32.add (local.get $x) (i32.const 1))) + (i32.add (local.get $temp) (local.get $temp)) + ) + ;; CHECK: (func $multi-use-2 (param $x i32) (result i32) + ;; CHECK-NEXT: (local $temp i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $temp + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.mul + ;; CHECK-NEXT: (local.get $temp) + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $10 + ;; CHECK-NEXT: (i32.sub + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (local.get $temp) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $10) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $multi-use-2 (param $x i32) (result i32) + (local $temp i32) + (local.set $temp (i32.add (local.get $x) (i32.const 1))) + (local.set $x (i32.mul (local.get $temp) (i32.const 2))) + (i32.sub (local.get $x) (local.get $temp)) + ) + ;; CHECK: (func $many-single-uses-with-param (param $x i32) (result i32) + ;; CHECK-NEXT: (local $1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (i32.mul + ;; CHECK-NEXT: (i32.const 10) + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (i32.ctz + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $5 + ;; CHECK-NEXT: (i32.sub + ;; CHECK-NEXT: (local.get $4) + ;; CHECK-NEXT: (i32.const 20) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $6 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: (local.get $5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $7 + ;; CHECK-NEXT: (i32.eqz + ;; CHECK-NEXT: (local.get $6) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $7) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + (func $many-single-uses-with-param (param $x i32) (result i32) + (return + (i32.eqz + (i32.add + (i32.mul + (i32.const 10) + (local.get $x) + ) + (i32.sub + (i32.ctz + (local.get $x) + ) + (i32.const 20) + ) + ) + ) + ) + ) + (func "replaced-print-internal" (param $var$0 i32) + (local $var$1 i32) + (local $var$2 i32) + (local $var$3 i32) + (if + (local.tee $var$0 + (i32.add + (local.get $var$0) + (i32.const -7) + ) + ) + (block $label$2 + (block $label$3 + (local.set $var$1 + (local.get $var$0) + ) + (br_if $label$3 + (local.tee $var$3 + (i32.const 12) + ) + ) + (unreachable) + ) + (br_if $label$2 + (i32.eqz + (local.get $var$1) + ) + ) + (if + (i32.ne + (i32.load + (i32.const 0) + ) + (local.get $var$0) + ) + (unreachable) + ) + (unreachable) + ) + ) + ) + ;; CHECK: (func $56 (param $var$0 i32) + ;; CHECK-NEXT: (local $var$1 i32) + ;; CHECK-NEXT: (local $var$2 i32) + ;; CHECK-NEXT: (local $var$3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (local $11 i32) + ;; CHECK-NEXT: (local $12 i32) + ;; CHECK-NEXT: (local $13 i32) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $var$0 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $var$0) + ;; CHECK-NEXT: (i32.const -7) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $var$0) + ;; CHECK-NEXT: (block $label$2 + ;; CHECK-NEXT: (block $label$3 + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $var$1 + ;; CHECK-NEXT: (local.get $var$0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $8 + ;; CHECK-NEXT: (i32.const 12) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br_if $label$3 + ;; CHECK-NEXT: (local.get $8) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $10 + ;; CHECK-NEXT: (i32.eqz + ;; CHECK-NEXT: (local.get $var$1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br_if $label$2 + ;; CHECK-NEXT: (local.get $10) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $11 + ;; CHECK-NEXT: (i32.load + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $13 + ;; CHECK-NEXT: (i32.ne + ;; CHECK-NEXT: (local.get $11) + ;; CHECK-NEXT: (local.get $var$0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $13) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + + ;; CHECK: (func $multiple-uses-to-non-expression (param $x i32) + ;; CHECK-NEXT: (local $temp i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $x + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 10) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (i32.store + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $6 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $x) + ;; CHECK-NEXT: (i32.const 20) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (i32.store + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: (local.get $6) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $multiple-uses-to-non-expression (param $x i32) + (local $temp i32) + (local.set $x + (i32.add + (local.get $x) + (i32.const 10) + ) + ) + (i32.store + (i32.const 1) + (local.get $x) ;; x+10 has two uses! + ) + (i32.store + (i32.const 2) + (i32.add + (local.get $x) + (i32.const 20) + ) + ) + ) + ;; CHECK: (func $nested-phi-forwarding (param $var$0 i32) (result i32) + ;; CHECK-NEXT: (local $var$1 i32) + ;; CHECK-NEXT: (local $var$2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $label$1 + ;; CHECK-NEXT: (block $label$2 + ;; CHECK-NEXT: (loop $label$3 + ;; CHECK-NEXT: (block $label$4 + ;; CHECK-NEXT: (block $label$5 + ;; CHECK-NEXT: (block $label$6 + ;; CHECK-NEXT: (block $label$7 + ;; CHECK-NEXT: (block $label$8 + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (br_table $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$8 $label$2 $label$2 $label$2 $label$6 $label$2 $label$2 $label$7 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$5 $label$4 + ;; CHECK-NEXT: (local.get $var$0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $var$1 + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br $label$4) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br $label$1) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $var$2 + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (br_if $label$3 + ;; CHECK-NEXT: (local.get $var$2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block $label$9 + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $6 + ;; CHECK-NEXT: (i32.or + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: (local.get $var$1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br_if $label$9 + ;; CHECK-NEXT: (local.get $6) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (i32.store offset=176 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: (local.get $var$2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $9 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $9) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $nested-phi-forwarding (param $var$0 i32) (result i32) + (local $var$1 i32) + (local $var$2 i32) + (block $label$1 + (block $label$2 + (loop $label$3 + (block $label$4 + (block $label$5 + (block $label$6 + (block $label$7 + (block $label$8 + (br_table $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$8 $label$2 $label$2 $label$2 $label$6 $label$2 $label$2 $label$7 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$2 $label$5 $label$4 + (local.get $var$0) + ) + ) + (local.set $var$1 + (i32.const 1) + ) + ) + (br $label$4) + ) + (unreachable) + ) + (br $label$1) + ) + (br_if $label$3 + (local.tee $var$2 + (i32.const 1) + ) + ) + ) + ) + (block $label$9 + (br_if $label$9 + (i32.or + (i32.const 1) + (local.get $var$1) + ) + ) + ) + (unreachable) + ) + (i32.store offset=176 + (i32.const 0) + (local.get $var$2) + ) + (i32.const 0) + ) + ;; CHECK: (func $zext-numGets (param $var$0 i32) (param $var$1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (block $label$1 + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (i32.load + ;; CHECK-NEXT: (i32.const -8) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br_if $label$1 + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $5 + ;; CHECK-NEXT: (i32.load + ;; CHECK-NEXT: (i32.const -16) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (i32.eqz + ;; CHECK-NEXT: (local.get $5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $8 + ;; CHECK-NEXT: (i32.ctz + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $8) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $zext-numGets (param $var$0 i32) (param $var$1 i32) + (if + (i32.ctz + (block $label$1 (result i32) + (drop + (br_if $label$1 + (i32.const 1) + (i32.load + (i32.const -8) + ) + ) + ) + (i32.eqz + (i32.load + (i32.const -16) + ) + ) + ) + ) + (unreachable) + ) + ) + ;; CHECK: (func $zext-numGets-hasAnotherUse (param $var$0 i32) (param $var$1 i32) + ;; CHECK-NEXT: (local $temp i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (local $11 i32) + ;; CHECK-NEXT: (block $label$1 + ;; CHECK-NEXT: (local.set $3 + ;; CHECK-NEXT: (i32.load + ;; CHECK-NEXT: (i32.const -8) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br_if $label$1 + ;; CHECK-NEXT: (local.get $3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $6 + ;; CHECK-NEXT: (i32.load + ;; CHECK-NEXT: (i32.const -16) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $temp + ;; CHECK-NEXT: (i32.eqz + ;; CHECK-NEXT: (local.get $6) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (drop + ;; CHECK-NEXT: (local.get $temp) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (local.get $temp) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $11 + ;; CHECK-NEXT: (i32.ctz + ;; CHECK-NEXT: (local.get $4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $11) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $zext-numGets-hasAnotherUse (param $var$0 i32) (param $var$1 i32) + (local $temp i32) + (if + (i32.ctz + (block $label$1 (result i32) + (drop + (br_if $label$1 + (i32.const 1) + (i32.load + (i32.const -8) + ) + ) + ) + (local.set $temp + (i32.eqz + (i32.load + (i32.const -16) + ) + ) + ) + (drop + (local.get $temp) + ) + (local.get $temp) + ) + ) + (unreachable) + ) + ) + ;; CHECK: (func $flipped-needs-right-origin (param $var$0 i32) (result i32) + ;; CHECK-NEXT: (local $var$1 i32) + ;; CHECK-NEXT: (local $2 i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $label$1 + ;; CHECK-NEXT: (local.set $2 + ;; CHECK-NEXT: (i32.load + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br_if $label$1 + ;; CHECK-NEXT: (local.get $2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $var$1 + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $4 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $var$1) + ;; CHECK-NEXT: (i32.const 4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $5 + ;; CHECK-NEXT: (i32.gt_s + ;; CHECK-NEXT: (i32.const 3) + ;; CHECK-NEXT: (local.get $4) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $5) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $7 + ;; CHECK-NEXT: (i32.const 5) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $7) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $flipped-needs-right-origin (param $var$0 i32) (result i32) + (local $var$1 i32) + (block $label$1 + (br_if $label$1 + (i32.load + (i32.const 1) + ) + ) + (local.set $var$1 + (i32.const 2) + ) + ) + (if + (i32.gt_s + (i32.const 3) + (i32.add + (local.get $var$1) + (i32.const 4) + ) + ) + (unreachable) + ) + (i32.const 5) + ) + ;; CHECK: (func $non-expr-nodes-may-have-multiple-uses-too-its-the-ORIGIN (param $var$0 i32) (param $var$1 i32) (param $var$2 i32) (result i32) + ;; CHECK-NEXT: (local $3 i32) + ;; CHECK-NEXT: (local $4 i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (local $8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $var$1 + ;; CHECK-NEXT: (i32.gt_u + ;; CHECK-NEXT: (local.get $var$1) + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (i32.store + ;; CHECK-NEXT: (local.get $var$1) + ;; CHECK-NEXT: (i32.const 2) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $7 + ;; CHECK-NEXT: (i32.sub + ;; CHECK-NEXT: (i32.const 4) + ;; CHECK-NEXT: (local.get $var$1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (i32.store offset=8 + ;; CHECK-NEXT: (i32.const 3) + ;; CHECK-NEXT: (local.get $7) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $8) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $non-expr-nodes-may-have-multiple-uses-too-its-the-ORIGIN (param $var$0 i32) (param $var$1 i32) (param $var$2 i32) (result i32) + (i32.store + (local.tee $var$1 + (i32.gt_u + (local.get $var$1) + (i32.const 1) + ) + ) + (i32.const 2) + ) + (i32.store offset=8 + (i32.const 3) + (i32.sub + (i32.const 4) + (local.get $var$1) + ) + ) + (unreachable) + ) + ;; CHECK: (func $loop-of-set-connections (param $var$0 i32) (param $var$1 i32) (param $var$2 i32) (param $var$3 i32) (param $var$4 i32) (result i32) + ;; CHECK-NEXT: (local $5 i32) + ;; CHECK-NEXT: (local $6 i32) + ;; CHECK-NEXT: (local $7 i32) + ;; CHECK-NEXT: (loop $label$1 + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (block $block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $var$2 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br $label$1) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (br $label$1) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + (func $loop-of-set-connections (param $var$0 i32) (param $var$1 i32) (param $var$2 i32) (param $var$3 i32) (param $var$4 i32) (result i32) + (loop $label$1 + (if + (i32.const 0) + (block + (local.set $var$2 + (i32.add + (i32.const 0) + (i32.const 1) + ) + ) + (br $label$1) + ) + ) + (local.set $var$3 + (local.get $var$2) + ) + (local.set $var$2 + (local.get $var$3) + ) + (br $label$1) + ) + ) + ;; CHECK: (func $conditions-in-conditions (param $var$0 i32) (param $var$1 i32) (param $var$2 i32) (result i32) + ;; CHECK-NEXT: (local $var$3 i32) + ;; CHECK-NEXT: (local $var$4 i32) + ;; CHECK-NEXT: (local $var$5 i32) + ;; CHECK-NEXT: (local $var$6 i32) + ;; CHECK-NEXT: (local $var$7 i32) + ;; CHECK-NEXT: (local $var$8 i32) + ;; CHECK-NEXT: (local $9 i32) + ;; CHECK-NEXT: (local $10 i32) + ;; CHECK-NEXT: (local $11 i32) + ;; CHECK-NEXT: (local $12 i32) + ;; CHECK-NEXT: (local $13 i32) + ;; CHECK-NEXT: (local $14 i32) + ;; CHECK-NEXT: (local $15 i32) + ;; CHECK-NEXT: (local $16 i32) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (local.set $var$1 + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: (loop $label$2 + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $var$1) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (local.set $var$3 + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $var$1 + ;; CHECK-NEXT: (i32.sub + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: (local.get $var$3) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (br_if $label$2 + ;; CHECK-NEXT: (i32.const 0) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (block + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (if + ;; CHECK-NEXT: (local.get $var$1) + ;; CHECK-NEXT: (local.set $var$3 + ;; CHECK-NEXT: (i32.const 1) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (local.set $14 + ;; CHECK-NEXT: (i32.add + ;; CHECK-NEXT: (local.get $var$3) + ;; CHECK-NEXT: (i32.const 16) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (i32.store + ;; CHECK-NEXT: (i32.const 8) + ;; CHECK-NEXT: (local.get $14) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (i32.store + ;; CHECK-NEXT: (i32.const 8) + ;; CHECK-NEXT: (i32.const 64) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: (nop) + ;; CHECK-NEXT: (return + ;; CHECK-NEXT: (local.get $15) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $conditions-in-conditions (param $var$0 i32) (param $var$1 i32) (param $var$2 i32) (result i32) + (local $var$3 i32) + (local $var$4 i32) + (local $var$5 i32) + (local $var$6 i32) + (local $var$7 i32) + (local $var$8 i32) + (local.set $var$1 + (i32.const 1) + ) + (if + (i32.const 0) + (loop $label$2 + (if + (local.get $var$1) + (nop) + ) + (local.set $var$1 + (i32.sub + (i32.const 0) + (local.tee $var$3 + (i32.const 1) + ) + ) + ) + (br_if $label$2 + (i32.const 0) + ) + ) + ) + (if + (local.get $var$1) + (local.set $var$3 + (i32.const 1) + ) + ) + (i32.store + (i32.const 8) + (i32.add + (local.get $var$3) + (i32.const 16) + ) + ) + (i32.store + (i32.const 8) + (i32.const 64) + ) + (unreachable) + ) +) |