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
diff --git a/lib/Target/X86/X86TargetMachine.cpp b/lib/Target/X86/X86TargetMachine.cpp
index feb7155..b4401cc 100644
--- a/lib/Target/X86/X86TargetMachine.cpp
+++ b/lib/Target/X86/X86TargetMachine.cpp
@@ -135,15 +135,9 @@
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) {