diff options
Diffstat (limited to 'test/lit/passes/flatten_simplify-locals-nonesting_souperify-single-use_enable-threads.wast')
| -rw-r--r-- | test/lit/passes/flatten_simplify-locals-nonesting_souperify-single-use_enable-threads.wast | 4606 |
1 files changed, 4606 insertions, 0 deletions
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) + ) +) |