From: Heejin Ahn <aheejin@gmail.com>
Date: Mon, 20 Aug 2018 23:49:34 +0000 (+0000)
Subject: [WebAssembly] Revert type of wake count in atomic.wake to i32
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=43e71a0b50e85ee4b755ca43e554099dba14decc;p=clang

[WebAssembly] Revert type of wake count in atomic.wake to i32

Summary:
We decided to revert this from i64 to i32 in Nov 28 CG meeting. Fixes
PR38632.

Reviewers: dschuff

Subscribers: sbc100, jgravelle-google, sunfish, jfb, cfe-commits

Differential Revision: https://reviews.llvm.org/D51013

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@340235 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/include/clang/Basic/BuiltinsWebAssembly.def b/include/clang/Basic/BuiltinsWebAssembly.def
index 45ce07292e..d987af6492 100644
--- a/include/clang/Basic/BuiltinsWebAssembly.def
+++ b/include/clang/Basic/BuiltinsWebAssembly.def
@@ -37,6 +37,6 @@ BUILTIN(__builtin_wasm_rethrow, "v", "r")
 // Atomic wait and notify.
 BUILTIN(__builtin_wasm_atomic_wait_i32, "ii*iLLi", "n")
 BUILTIN(__builtin_wasm_atomic_wait_i64, "iLLi*LLiLLi", "n")
-BUILTIN(__builtin_wasm_atomic_notify, "ULLii*LLi", "n")
+BUILTIN(__builtin_wasm_atomic_notify, "Uii*i", "n")
 
 #undef BUILTIN
diff --git a/test/CodeGen/builtins-wasm.c b/test/CodeGen/builtins-wasm.c
index d1c5c303d4..1eb5222884 100644
--- a/test/CodeGen/builtins-wasm.c
+++ b/test/CodeGen/builtins-wasm.c
@@ -63,8 +63,8 @@ int f9(long long *addr, long long expected, long long timeout) {
 // WEBASSEMBLY64: call i32 @llvm.wasm.atomic.wait.i64(i64* %{{.*}}, i64 %{{.*}}, i64 %{{.*}})
 }
 
-unsigned long long f10(int *addr, long long count) {
+unsigned int f10(int *addr, int count) {
   return __builtin_wasm_atomic_notify(addr, count);
-// WEBASSEMBLY32: call i64 @llvm.wasm.atomic.notify(i32* %{{.*}}, i64 %{{.*}})
-// WEBASSEMBLY64: call i64 @llvm.wasm.atomic.notify(i32* %{{.*}}, i64 %{{.*}})
+// WEBASSEMBLY32: call i32 @llvm.wasm.atomic.notify(i32* %{{.*}}, i32 %{{.*}})
+// WEBASSEMBLY64: call i32 @llvm.wasm.atomic.notify(i32* %{{.*}}, i32 %{{.*}})
 }