[cfe-commits] r93611 - /cfe/trunk/lib/CodeGen/CGBuiltin.cpp

[Tanya Lattner]

Author: tbrethou
Date: Fri Jan 15 19:21:14 2010
New Revision: 93611

URL: http://llvm.org/viewvc/llvm-project?rev=93611&view=rev
Log:
Add codgen for BI__builtin_llvm_memory_barrier.

Modified:
    cfe/trunk/lib/CodeGen/CGBuiltin.cpp

Modified: cfe/trunk/lib/CodeGen/CGBuiltin.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/CodeGen/CGBuiltin.cpp?rev=93611&r1=93610&r2=93611&view=diff

==============================================================================
--- cfe/trunk/lib/CodeGen/CGBuiltin.cpp (original)
+++ cfe/trunk/lib/CodeGen/CGBuiltin.cpp Fri Jan 15 19:21:14 2010
@@ -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: