X-Git-Url: http://git.megacz.com/?p=ghc-hetmet.git;a=blobdiff_plain;f=compiler%2FllvmGen%2FLlvmCodeGen%2FCodeGen.hs;fp=compiler%2FllvmGen%2FLlvmCodeGen%2FCodeGen.hs;h=cd135de5cb55299fcecd89eaa7b395326f0b7cfa;hp=076974a3c59d2277695d1d6c7e9c99606380ef68;hb=bb82786487a86283c7083a7a7e5b9971aa6a405a;hpb=7594ea1867c3dd08696a25c81aca2e2e84f7a25a

diff --git a/compiler/llvmGen/LlvmCodeGen/CodeGen.hs b/compiler/llvmGen/LlvmCodeGen/CodeGen.hs
index 076974a..cd135de 100644
--- a/compiler/llvmGen/LlvmCodeGen/CodeGen.hs
+++ b/compiler/llvmGen/LlvmCodeGen/CodeGen.hs
@@ -152,6 +152,10 @@ genCall :: LlvmEnv -> CmmCallTarget -> HintedCmmFormals -> HintedCmmActuals
 
 -- Write barrier needs to be handled specially as it is implemented as an LLVM
 -- intrinsic function.
+#if i386_TARGET_ARCH || x86_64_TARGET_ARCH || sparc_TARGET_ARCH
+genCall env (CmmPrim MO_WriteBarrier) _ _ _ = return (env, nilOL, [])
+
+#else
 genCall env (CmmPrim MO_WriteBarrier) _ _ _ = do
     let fname = fsLit "llvm.memory.barrier"
     let funSig = LlvmFunctionDecl fname ExternallyVisible CC_Ccc LMVoid
@@ -172,6 +176,7 @@ genCall env (CmmPrim MO_WriteBarrier) _ _ _ = do
     where
         lmTrue :: LlvmVar
         lmTrue  = LMLitVar $ LMIntLit (-1) i1
+#endif
 
 -- Handle all other foreign calls and prim ops.
 genCall env target res args ret = do