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Allow BBVectorize to fuse compare instructions.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@159088 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Hal Finkel
2012-06-23 21:52:50 +00:00
parent 624a9c49d4
commit e415f96b6a
3 changed files with 37 additions and 0 deletions
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8
lib/Transforms/Vectorize/BBVectorize.cpp
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@ -104,6 +104,10 @@ static cl::opt<bool>
NoSelect("bb-vectorize-no-select", cl::init(false), cl::Hidden,
cl::desc("Don't try to vectorize select instructions"));
static cl::opt<bool>
NoCmp("bb-vectorize-no-cmp", cl::init(false), cl::Hidden,
cl::desc("Don't try to vectorize comparison instructions"));
static cl::opt<bool>
NoGEP("bb-vectorize-no-gep", cl::init(false), cl::Hidden,
cl::desc("Don't try to vectorize getelementptr instructions"));
@ -570,6 +574,9 @@ namespace {
} else if (isa<SelectInst>(I)) {
if (!Config.VectorizeSelect)
return false;
} else if (isa<CmpInst>(I)) {
if (!Config.VectorizeCmp)
return false;
} else if (GetElementPtrInst *G = dyn_cast<GetElementPtrInst>(I)) {
if (!Config.VectorizeGEP)
return false;
@ -1990,6 +1997,7 @@ VectorizeConfig::VectorizeConfig() {
VectorizeMath = !::NoMath;
VectorizeFMA = !::NoFMA;
VectorizeSelect = !::NoSelect;
VectorizeCmp = !::NoCmp;
VectorizeGEP = !::NoGEP;
VectorizeMemOps = !::NoMemOps;
AlignedOnly = ::AlignedOnly;