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Debug info shouldn't affect kills.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@99637 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dale Johannesen 2010-03-26 19:21:26 +00:00
parent d98ec5fe5b
commit 4d12d3b70f
1 changed files with 3 additions and 0 deletions
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3
lib/CodeGen/VirtRegRewriter.cpp
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@ -572,6 +572,9 @@ static bool InvalidateRegDef(MachineBasicBlock::iterator I,
static void UpdateKills(MachineInstr &MI, const TargetRegisterInfo* TRI,
BitVector &RegKills,
std::vector<MachineOperand*> &KillOps) {
// These do not affect kill info at all.
if (MI.isDebugValue())
return;
for (unsigned i = 0, e = MI.getNumOperands(); i != e; ++i) {
MachineOperand &MO = MI.getOperand(i);
if (!MO.isReg() || !MO.isUse() || MO.isUndef())