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authorAlon Zakai <azakai@google.com>2022-10-21 14:53:53 -0700
committerGitHub <noreply@github.com>2022-10-21 14:53:53 -0700
commit3e57307715e7f7c9f2f7cbc38f2bbcbb936af104 (patch)
treefad81725032391ccf66f13117c06427ff357ca04 /test
parent32423c6c83882c04ae37e90a18be78aa9db4a242 (diff)
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[Wasm GC] Support BrOn* in CodePushing (#5177)
Diffstat (limited to 'test')
-rw-r--r--test/lit/passes/code-pushing-gc.wast80
1 files changed, 80 insertions, 0 deletions
diff --git a/test/lit/passes/code-pushing-gc.wast b/test/lit/passes/code-pushing-gc.wast
new file mode 100644
index 000000000..9af0fc019
--- /dev/null
+++ b/test/lit/passes/code-pushing-gc.wast
@@ -0,0 +1,80 @@
+;; NOTE: Assertions have been generated by update_lit_checks.py and should not be edited.
+;; RUN: wasm-opt %s --code-pushing -all -S -o - | filecheck %s
+
+(module
+ ;; CHECK: (func $br_on
+ ;; CHECK-NEXT: (local $x funcref)
+ ;; CHECK-NEXT: (drop
+ ;; CHECK-NEXT: (block $out (result (ref func))
+ ;; CHECK-NEXT: (drop
+ ;; CHECK-NEXT: (br_on_func $out
+ ;; CHECK-NEXT: (ref.func $br_on)
+ ;; CHECK-NEXT: )
+ ;; CHECK-NEXT: )
+ ;; CHECK-NEXT: (local.set $x
+ ;; CHECK-NEXT: (ref.func $br_on)
+ ;; CHECK-NEXT: )
+ ;; CHECK-NEXT: (drop
+ ;; CHECK-NEXT: (local.get $x)
+ ;; CHECK-NEXT: )
+ ;; CHECK-NEXT: (ref.func $br_on)
+ ;; CHECK-NEXT: )
+ ;; CHECK-NEXT: )
+ ;; CHECK-NEXT: )
+ (func $br_on
+ (local $x (ref null func))
+ (drop
+ (block $out (result (ref func))
+ ;; We can push the local.set past the br_on.
+ (local.set $x (ref.func $br_on))
+ (drop
+ (br_on_func $out
+ (ref.func $br_on)
+ )
+ )
+ (drop
+ (local.get $x)
+ )
+ (ref.func $br_on)
+ )
+ )
+ )
+
+ ;; CHECK: (func $br_on_no
+ ;; CHECK-NEXT: (local $x funcref)
+ ;; CHECK-NEXT: (drop
+ ;; CHECK-NEXT: (block $out (result (ref func))
+ ;; CHECK-NEXT: (local.set $x
+ ;; CHECK-NEXT: (ref.func $br_on_no)
+ ;; CHECK-NEXT: )
+ ;; CHECK-NEXT: (drop
+ ;; CHECK-NEXT: (br_on_func $out
+ ;; CHECK-NEXT: (ref.func $br_on_no)
+ ;; CHECK-NEXT: )
+ ;; CHECK-NEXT: )
+ ;; CHECK-NEXT: (ref.func $br_on_no)
+ ;; CHECK-NEXT: )
+ ;; CHECK-NEXT: )
+ ;; CHECK-NEXT: (drop
+ ;; CHECK-NEXT: (local.get $x)
+ ;; CHECK-NEXT: )
+ ;; CHECK-NEXT: )
+ (func $br_on_no
+ (local $x (ref null func))
+ ;; We can't push here since the local.get is outside of the loop.
+ (drop
+ (block $out (result (ref func))
+ (local.set $x (ref.func $br_on_no))
+ (drop
+ (br_on_func $out
+ (ref.func $br_on_no)
+ )
+ )
+ (ref.func $br_on_no)
+ )
+ )
+ (drop
+ (local.get $x)
+ )
+ )
+)