diff options
Diffstat (limited to 'lib/Transforms/IPO/PassManagerBuilder.cpp')
| -rw-r--r-- | lib/Transforms/IPO/PassManagerBuilder.cpp | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/lib/Transforms/IPO/PassManagerBuilder.cpp b/lib/Transforms/IPO/PassManagerBuilder.cpp index 43b4ab5efa..66d979cf2a 100644 --- a/lib/Transforms/IPO/PassManagerBuilder.cpp +++ b/lib/Transforms/IPO/PassManagerBuilder.cpp @@ -40,6 +40,10 @@ UseGVNAfterVectorization("use-gvn-after-vectorization", cl::init(false), cl::Hidden, cl::desc("Run GVN instead of Early CSE after vectorization passes")); +static cl::opt<bool> UseNewSROA("use-new-sroa", + cl::init(true), cl::Hidden, + cl::desc("Enable the new, experimental SROA pass")); + PassManagerBuilder::PassManagerBuilder() { OptLevel = 2; SizeLevel = 0; @@ -100,7 +104,10 @@ void PassManagerBuilder::populateFunctionPassManager(FunctionPassManager &FPM) { addInitialAliasAnalysisPasses(FPM); FPM.add(createCFGSimplificationPass()); - FPM.add(createScalarReplAggregatesPass()); + if (UseNewSROA) + FPM.add(createSROAPass()); + else + FPM.add(createScalarReplAggregatesPass()); FPM.add(createEarlyCSEPass()); FPM.add(createLowerExpectIntrinsicPass()); } @@ -265,7 +272,10 @@ void PassManagerBuilder::populateLTOPassManager(PassManagerBase &PM, PM.add(createInstructionCombiningPass()); PM.add(createJumpThreadingPass()); // Break up allocas - PM.add(createScalarReplAggregatesPass()); + if (UseNewSROA) + PM.add(createSROAPass()); + else + PM.add(createScalarReplAggregatesPass()); // Run a few AA driven optimizations here and now, to cleanup the code. PM.add(createFunctionAttrsPass()); // Add nocapture. |