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Add an option -vectorize-slp-aggressive for running the BB vectorizer. Make -fslp-vectorize run the slp-vectorizer.

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llvm-svn: 179508
This commit is contained in:
Nadav Rotem 2013-04-15 05:39:58 +00:00
parent 4628b1562a
commit 9360cf35a9
2 changed files with 13 additions and 1 deletions
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1
include/llvm/Transforms/IPO/PassManagerBuilder.h
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@ -103,6 +103,7 @@ public:
bool DisableSimplifyLibCalls;
bool DisableUnitAtATime;
bool DisableUnrollLoops;
bool BBVectorize;
bool SLPVectorize;
bool LoopVectorize;

13
lib/Transforms/IPO/PassManagerBuilder.cpp
View File

@ -33,7 +33,12 @@ RunLoopVectorization("vectorize-loops",
cl::desc("Run the Loop vectorization passes"));
static cl::opt<bool>
RunSLPVectorization("vectorize-slp", cl::desc("Run the SLP vectorization passes"));
RunSLPVectorization("vectorize-slp",
cl::desc("Run the SLP vectorization passes"));
static cl::opt<bool>
RunBBVectorization("vectorize-slp-aggressive",
cl::desc("Run the BB vectorization passes"));
static cl::opt<bool>
UseGVNAfterVectorization("use-gvn-after-vectorization",
@ -52,6 +57,7 @@ PassManagerBuilder::PassManagerBuilder() {
DisableSimplifyLibCalls = false;
DisableUnitAtATime = false;
DisableUnrollLoops = false;
BBVectorize = RunBBVectorization;
SLPVectorize = RunSLPVectorization;
LoopVectorize = RunLoopVectorization;
}
@ -208,6 +214,11 @@ void PassManagerBuilder::populateModulePassManager(PassManagerBase &MPM) {
addExtensionsToPM(EP_ScalarOptimizerLate, MPM);
if (SLPVectorize) {
MPM.add(createSLPVectorizerPass());
MPM.add(createEarlyCSEPass());
}
if (BBVectorize) {
MPM.add(createBBVectorizePass());
MPM.add(createInstructionCombiningPass());
if (OptLevel > 1 && UseGVNAfterVectorization)