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Remove code to enable execution dependency fix pass on VR256. VR128 is sufficient after r144636. 

llvm-svn: 144777
This commit is contained in:
Craig Topper 2011-11-16 05:02:04 +00:00
parent 4ac36c8e26
commit 07d8b5e2c9
1 changed files with 3 additions and 9 deletions
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12
llvm/lib/Target/X86/X86TargetMachine.cpp
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@ -135,15 +135,9 @@ bool X86TargetMachine::addPostRegAlloc(PassManagerBase &PM,
bool X86TargetMachine::addPreEmitPass(PassManagerBase &PM,
CodeGenOpt::Level OptLevel) {
bool ShouldPrint = false;
if (OptLevel != CodeGenOpt::None) {
if (Subtarget.hasXMMInt()) {
PM.add(createExecutionDependencyFixPass(&X86::VR128RegClass));
ShouldPrint = true;
}
if (Subtarget.hasAVX()) {
PM.add(createExecutionDependencyFixPass(&X86::VR256RegClass));
ShouldPrint = true;
}
if (OptLevel != CodeGenOpt::None && Subtarget.hasXMMInt()) {
PM.add(createExecutionDependencyFixPass(&X86::VR128RegClass));
ShouldPrint = true;
}
if (Subtarget.hasAVX() && UseVZeroUpper) {