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Add SkipPHIsAndLabels from PHIElimination to MachineBasicBlock. It is needed

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117763 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jakob Stoklund Olesen
2010-10-30 01:26:14 +00:00
parent ab56647e6b
commit 92095e7b3f
2 changed files with 12 additions and 0 deletions
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7
lib/CodeGen/MachineBasicBlock.cpp
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@ -147,6 +147,13 @@ MachineBasicBlock::iterator MachineBasicBlock::getFirstNonPHI() {
return I;
}
MachineBasicBlock::iterator
MachineBasicBlock::SkipPHIsAndLabels(MachineBasicBlock::iterator I) {
while (I != end() && (I->isPHI() || I->isLabel() || I->isDebugValue()))
++I;
return I;
}
MachineBasicBlock::iterator MachineBasicBlock::getFirstTerminator() {
iterator I = end();
while (I != begin() && (--I)->getDesc().isTerminator())