Skipping over debugvalue instructions to determine whether the split spot is in a IT block. rdar://9030770

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126159 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng 2011-02-21 23:40:47 +00:00
parent cf13af6fde
commit 557b297f35

View File

@ -95,6 +95,9 @@ Thumb2InstrInfo::ReplaceTailWithBranchTo(MachineBasicBlock::iterator Tail,
bool
Thumb2InstrInfo::isLegalToSplitMBBAt(MachineBasicBlock &MBB,
MachineBasicBlock::iterator MBBI) const {
while (MBBI->isDebugValue())
++MBBI;
unsigned PredReg = 0;
return llvm::getITInstrPredicate(MBBI, PredReg) == ARMCC::AL;
}