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

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@144777 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Craig Topper 2011-11-16 05:02:04 +00:00
parent 0a405ae78a
commit 2713d045e3

View File

@ -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) {