Add codgen for BI__builtin_llvm_memory_barrier.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@93611 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/CGBuiltin.cpp b/lib/CodeGen/CGBuiltin.cpp
index 866c587..7b903c8 100644
--- a/lib/CodeGen/CGBuiltin.cpp
+++ b/lib/CodeGen/CGBuiltin.cpp
@@ -556,6 +556,18 @@
return RValue::get(0);
}
+ case Builtin::BI__builtin_llvm_memory_barrier: {
+ Value *C[5] = {
+ EmitScalarExpr(E->getArg(0)),
+ EmitScalarExpr(E->getArg(1)),
+ EmitScalarExpr(E->getArg(2)),
+ EmitScalarExpr(E->getArg(3)),
+ EmitScalarExpr(E->getArg(4))
+ };
+ Builder.CreateCall(CGM.getIntrinsic(Intrinsic::memory_barrier), C, C + 5);
+ return RValue::get(0);
+ }
+
// Library functions with special handling.
case Builtin::BIsqrt:
case Builtin::BIsqrtf: