diff options
Diffstat (limited to 'clang/lib/CodeGen/CGBuiltin.cpp')
| -rw-r--r-- | clang/lib/CodeGen/CGBuiltin.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/clang/lib/CodeGen/CGBuiltin.cpp b/clang/lib/CodeGen/CGBuiltin.cpp index 39664192081..76493254e71 100644 --- a/clang/lib/CodeGen/CGBuiltin.cpp +++ b/clang/lib/CodeGen/CGBuiltin.cpp @@ -964,6 +964,7 @@ RValue CodeGenFunction::EmitBuiltinExpr(const FunctionDecl *FD, Args[2] = EmitToInt(*this, EmitScalarExpr(E->getArg(2)), T, IntType); Value *Result = Builder.CreateAtomicCmpXchg(Args[0], Args[1], Args[2], + llvm::SequentiallyConsistent, llvm::SequentiallyConsistent); Result = EmitFromInt(*this, Result, T, ValueType); return RValue::get(Result); @@ -990,6 +991,7 @@ RValue CodeGenFunction::EmitBuiltinExpr(const FunctionDecl *FD, Value *OldVal = Args[1]; Value *PrevVal = Builder.CreateAtomicCmpXchg(Args[0], Args[1], Args[2], + llvm::SequentiallyConsistent, llvm::SequentiallyConsistent); Value *Result = Builder.CreateICmpEQ(PrevVal, OldVal); // zext bool to int. @@ -1504,6 +1506,7 @@ RValue CodeGenFunction::EmitBuiltinExpr(const FunctionDecl *FD, EmitScalarExpr(E->getArg(0)), EmitScalarExpr(E->getArg(2)), EmitScalarExpr(E->getArg(1)), + SequentiallyConsistent, SequentiallyConsistent); CXI->setVolatile(true); return RValue::get(CXI); |
