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-rw-r--r--test/lit/passes/asyncify_optimize-level=1.wast42
-rw-r--r--test/lit/passes/merge-blocks.wast98
-rw-r--r--test/passes/remove-unused-names_merge-blocks_all-features.txt42
3 files changed, 136 insertions, 46 deletions
diff --git a/test/lit/passes/asyncify_optimize-level=1.wast b/test/lit/passes/asyncify_optimize-level=1.wast
index aa5172f26..cc1da3860 100644
--- a/test/lit/passes/asyncify_optimize-level=1.wast
+++ b/test/lit/passes/asyncify_optimize-level=1.wast
@@ -577,36 +577,36 @@
;; CHECK-NEXT: (i32.const 2)
;; CHECK-NEXT: )
;; CHECK-NEXT: )
- ;; CHECK-NEXT: (select
- ;; CHECK-NEXT: (block (result i32)
- ;; CHECK-NEXT: (if
- ;; CHECK-NEXT: (i32.eq
- ;; CHECK-NEXT: (global.get $__asyncify_state)
- ;; CHECK-NEXT: (i32.const 2)
- ;; CHECK-NEXT: )
- ;; CHECK-NEXT: (block
- ;; CHECK-NEXT: (i32.store
- ;; CHECK-NEXT: (global.get $__asyncify_data)
- ;; CHECK-NEXT: (i32.sub
- ;; CHECK-NEXT: (i32.load
- ;; CHECK-NEXT: (global.get $__asyncify_data)
- ;; CHECK-NEXT: )
- ;; CHECK-NEXT: (i32.const 4)
+ ;; CHECK-NEXT: (block (result i32)
+ ;; CHECK-NEXT: (if
+ ;; CHECK-NEXT: (i32.eq
+ ;; CHECK-NEXT: (global.get $__asyncify_state)
+ ;; CHECK-NEXT: (i32.const 2)
+ ;; CHECK-NEXT: )
+ ;; CHECK-NEXT: (block
+ ;; CHECK-NEXT: (i32.store
+ ;; CHECK-NEXT: (global.get $__asyncify_data)
+ ;; CHECK-NEXT: (i32.sub
+ ;; CHECK-NEXT: (i32.load
+ ;; CHECK-NEXT: (global.get $__asyncify_data)
;; CHECK-NEXT: )
+ ;; CHECK-NEXT: (i32.const 4)
;; CHECK-NEXT: )
- ;; CHECK-NEXT: (local.set $2
+ ;; CHECK-NEXT: )
+ ;; CHECK-NEXT: (local.set $2
+ ;; CHECK-NEXT: (i32.load
;; CHECK-NEXT: (i32.load
- ;; CHECK-NEXT: (i32.load
- ;; CHECK-NEXT: (global.get $__asyncify_data)
- ;; CHECK-NEXT: )
+ ;; CHECK-NEXT: (global.get $__asyncify_data)
;; CHECK-NEXT: )
;; CHECK-NEXT: )
;; CHECK-NEXT: )
;; CHECK-NEXT: )
+ ;; CHECK-NEXT: )
+ ;; CHECK-NEXT: (select
;; CHECK-NEXT: (local.get $2)
+ ;; CHECK-NEXT: (i32.const 0)
+ ;; CHECK-NEXT: (global.get $__asyncify_state)
;; CHECK-NEXT: )
- ;; CHECK-NEXT: (i32.const 0)
- ;; CHECK-NEXT: (global.get $__asyncify_state)
;; CHECK-NEXT: )
;; CHECK-NEXT: )
;; CHECK-NEXT: (block
diff --git a/test/lit/passes/merge-blocks.wast b/test/lit/passes/merge-blocks.wast
index 89eab22ae..e6136d4da 100644
--- a/test/lit/passes/merge-blocks.wast
+++ b/test/lit/passes/merge-blocks.wast
@@ -11,6 +11,9 @@
;; CHECK: (type $struct (struct (field (mut i32))))
(type $struct (struct (field (mut i32))))
+ ;; CHECK: (type $array (array (mut i32)))
+ (type $array (array (mut i32)))
+
;; CHECK: (func $br_on_to_drop
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (drop
@@ -90,4 +93,99 @@
(nop)
)
)
+
+ ;; CHECK: (func $array.set (param $foo (ref $array))
+ ;; CHECK-NEXT: (local $bar (ref null $array))
+ ;; CHECK-NEXT: (nop)
+ ;; CHECK-NEXT: (nop)
+ ;; CHECK-NEXT: (nop)
+ ;; CHECK-NEXT: (array.set $array
+ ;; CHECK-NEXT: (local.tee $bar
+ ;; CHECK-NEXT: (local.get $foo)
+ ;; CHECK-NEXT: )
+ ;; CHECK-NEXT: (i32.const 0)
+ ;; CHECK-NEXT: (i32.const 37)
+ ;; CHECK-NEXT: )
+ ;; CHECK-NEXT: )
+ (func $array.set (param $foo (ref $array))
+ (local $bar (ref null $array))
+ (array.set $array
+ (block $block (result (ref null $array))
+ (nop)
+ (nop)
+ (nop)
+ ;; Side effects in the first item on the array.set do not prevent moving
+ ;; the nops outside.
+ (local.tee $bar
+ (local.get $foo)
+ )
+ )
+ (i32.const 0)
+ (i32.const 37)
+ )
+ )
+
+ ;; CHECK: (func $array.set-no-1 (param $foo (ref $array))
+ ;; CHECK-NEXT: (local $bar i32)
+ ;; CHECK-NEXT: (array.set $array
+ ;; CHECK-NEXT: (local.get $foo)
+ ;; CHECK-NEXT: (block (result i32)
+ ;; CHECK-NEXT: (nop)
+ ;; CHECK-NEXT: (nop)
+ ;; CHECK-NEXT: (nop)
+ ;; CHECK-NEXT: (local.tee $bar
+ ;; CHECK-NEXT: (i32.const 0)
+ ;; CHECK-NEXT: )
+ ;; CHECK-NEXT: )
+ ;; CHECK-NEXT: (i32.const 37)
+ ;; CHECK-NEXT: )
+ ;; CHECK-NEXT: )
+ (func $array.set-no-1 (param $foo (ref $array))
+ (local $bar i32)
+ (array.set $array
+ (local.get $foo)
+ (block $block (result i32)
+ (nop)
+ (nop)
+ (nop)
+ ;; Side effects in the second item do prevent optimizations, currently.
+ (local.tee $bar
+ (i32.const 0)
+ )
+ )
+ (i32.const 37)
+ )
+ )
+
+ ;; CHECK: (func $array.set-no-2 (param $foo (ref $array))
+ ;; CHECK-NEXT: (local $bar i32)
+ ;; CHECK-NEXT: (array.set $array
+ ;; CHECK-NEXT: (local.get $foo)
+ ;; CHECK-NEXT: (i32.const 0)
+ ;; CHECK-NEXT: (block (result i32)
+ ;; CHECK-NEXT: (nop)
+ ;; CHECK-NEXT: (nop)
+ ;; CHECK-NEXT: (nop)
+ ;; CHECK-NEXT: (local.tee $bar
+ ;; CHECK-NEXT: (i32.const 37)
+ ;; CHECK-NEXT: )
+ ;; CHECK-NEXT: )
+ ;; CHECK-NEXT: )
+ ;; CHECK-NEXT: )
+ (func $array.set-no-2 (param $foo (ref $array))
+ (local $bar i32)
+ (array.set $array
+ (local.get $foo)
+ (i32.const 0)
+ (block $block (result i32)
+ (nop)
+ (nop)
+ (nop)
+ ;; Side effects in the third item do prevent optimizations, currently.
+ (local.tee $bar
+ (i32.const 37)
+ )
+ )
+ )
+ )
)
diff --git a/test/passes/remove-unused-names_merge-blocks_all-features.txt b/test/passes/remove-unused-names_merge-blocks_all-features.txt
index 13836b3e0..9f15d1319 100644
--- a/test/passes/remove-unused-names_merge-blocks_all-features.txt
+++ b/test/passes/remove-unused-names_merge-blocks_all-features.txt
@@ -417,26 +417,28 @@
)
)
(drop
- (select
- (block (result i32)
- (unreachable)
- (i32.const 20)
+ (block (result i32)
+ (unreachable)
+ (drop
+ (i32.const 30)
)
- (block (result i32)
- (drop
- (i32.const 30)
- )
- (i32.const 40)
+ (drop
+ (i32.const 50)
)
- (block (result i32)
- (drop
- (i32.const 50)
- )
+ (select
+ (i32.const 20)
+ (i32.const 40)
(i32.const 60)
)
)
)
(drop
+ (i32.const 30)
+ )
+ (drop
+ (i32.const 50)
+ )
+ (drop
(select
(block (result i32)
(drop
@@ -444,18 +446,8 @@
)
(unreachable)
)
- (block (result i32)
- (drop
- (i32.const 30)
- )
- (i32.const 40)
- )
- (block (result i32)
- (drop
- (i32.const 50)
- )
- (i32.const 60)
- )
+ (i32.const 40)
+ (i32.const 60)
)
)
(drop
generated by cgit v1.2.3 (git 2.39.1) at 2025-08-08 12:04:33 +0000