R600: Add option to disable promote alloca

[oota-llvm.git] / lib / Target / R600 / AMDGPUTargetMachine.cpp

diff --git a/lib/Target/R600/AMDGPUTargetMachine.cpp b/lib/Target/R600/AMDGPUTargetMachine.cpp
index 8aab94446b5d4bb04d7266e6fb09eadb768a13e7..6a78b177e966dc35daf8f654bf1d2568396fb072 100644 (file)
--- a/lib/Target/R600/AMDGPUTargetMachine.cpp
+++ b/lib/Target/R600/AMDGPUTargetMachine.cpp
@@ -33,7 +33,6 @@
 #include "llvm/Transforms/Scalar.h"
 #include <llvm/CodeGen/Passes.h>
 
-
 using namespace llvm;
 
 extern "C" void LLVMInitializeR600Target() {
@@ -137,8 +136,11 @@ void AMDGPUTargetMachine::addAnalysisPasses(PassManagerBase &PM) {
 
 void AMDGPUPassConfig::addCodeGenPrepare() {
   const AMDGPUSubtarget &ST = TM->getSubtarget<AMDGPUSubtarget>();
-  addPass(createAMDGPUPromoteAlloca(ST));
-  addPass(createSROAPass());
+  if (ST.isPromoteAllocaEnabled()) {
+    addPass(createAMDGPUPromoteAlloca(ST));
+    addPass(createSROAPass());
+  }
+
   TargetPassConfig::addCodeGenPrepare();
 }