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Use getVNInfoBefore() when it makes sense.

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llvm-svn: 144517
This commit is contained in:
Jakob Stoklund Olesen
2011-11-14 01:39:36 +00:00
parent 1071cfa4ae
commit d7bcf43dc2
4 changed files with 7 additions and 8 deletions
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6
llvm/lib/CodeGen/MachineVerifier.cpp
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@@ -1193,8 +1193,8 @@ void MachineVerifier::verifyLiveIntervals() {
// Check that VNI is live-out of all predecessors.
for (MachineBasicBlock::const_pred_iterator PI = MFI->pred_begin(),
PE = MFI->pred_end(); PI != PE; ++PI) {
SlotIndex PEnd = LiveInts->getMBBEndIdx(*PI).getPrevSlot();
const VNInfo *PVNI = LI.getVNInfoAt(PEnd);
SlotIndex PEnd = LiveInts->getMBBEndIdx(*PI);
const VNInfo *PVNI = LI.getVNInfoBefore(PEnd);
if (VNI->isPHIDef() && VNI->def == LiveInts->getMBBStartIdx(MFI))
continue;
@@ -1202,7 +1202,7 @@ void MachineVerifier::verifyLiveIntervals() {
if (!PVNI) {
report("Register not marked live out of predecessor", *PI);
*OS << "Valno #" << VNI->id << " live into BB#" << MFI->getNumber()
<< '@' << LiveInts->getMBBStartIdx(MFI) << ", not live at "
<< '@' << LiveInts->getMBBStartIdx(MFI) << ", not live before "
<< PEnd << " in " << LI << '\n';
continue;
}