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Ignore dbg_value's.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106373 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng 2010-06-19 02:36:21 +00:00
parent 1e8d06282f
commit 02ba9e19c7
1 changed files with 3 additions and 1 deletions
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4
lib/Target/ARM/Thumb2HazardRecognizer.cpp
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@ -17,7 +17,7 @@ ScheduleHazardRecognizer::HazardType
Thumb2HazardRecognizer::getHazardType(SUnit *SU) {
if (ITBlockSize) {
MachineInstr *MI = SU->getInstr();
if (MI != ITBlockMIs[ITBlockSize-1])
if (!MI->isDebugValue() && MI != ITBlockMIs[ITBlockSize-1])
return Hazard;
}
@ -42,6 +42,8 @@ void Thumb2HazardRecognizer::EmitInstruction(SUnit *SU) {
MachineBasicBlock::iterator I = MI;
for (unsigned i = 0; i < ITBlockSize; ++i) {
++I;
while (I->isDebugValue())
++I;
ITBlockMIs[ITBlockSize-1-i] = &*I;
}
}