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-rw-r--r--include/clang/Basic/Builtins.def2
-rw-r--r--lib/CodeGen/CGBuiltin.cpp12
2 files changed, 0 insertions, 14 deletions
diff --git a/include/clang/Basic/Builtins.def b/include/clang/Basic/Builtins.def
index eb5c604294..50b51c7a4f 100644
--- a/include/clang/Basic/Builtins.def
+++ b/include/clang/Basic/Builtins.def
@@ -589,8 +589,6 @@ BUILTIN(__sync_swap_16, "LLLiLLLiD*LLLi.", "n")
// Non-overloaded atomic builtins.
BUILTIN(__sync_synchronize, "v.", "n")
-// LLVM instruction builtin [Clang extension].
-BUILTIN(__builtin_llvm_memory_barrier,"vbbbbb", "n")
// GCC does not support these, they are a Clang extension.
BUILTIN(__sync_fetch_and_min, "iiD*i", "n")
BUILTIN(__sync_fetch_and_max, "iiD*i", "n")
diff --git a/lib/CodeGen/CGBuiltin.cpp b/lib/CodeGen/CGBuiltin.cpp
index dfe4c4ce99..3ec4efef76 100644
--- a/lib/CodeGen/CGBuiltin.cpp
+++ b/lib/CodeGen/CGBuiltin.cpp
@@ -951,18 +951,6 @@ RValue CodeGenFunction::EmitBuiltinExpr(const FunctionDecl *FD,
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);
- return RValue::get(0);
- }
-
// Library functions with special handling.
case Builtin::BIsqrt:
case Builtin::BIsqrtf: