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Add debug output for rematerializable instructions.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@129883 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jakob Stoklund Olesen
2011-04-20 22:14:20 +00:00
parent 08c5a347a0
commit 3b7d917dec
3 changed files with 10 additions and 6 deletions
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lib/CodeGen/LiveRangeEdit.cpp
+5 -3
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@@ -36,14 +36,16 @@ LiveInterval &LiveRangeEdit::createFrom(unsigned OldReg,
return LI;
}
void LiveRangeEdit::checkRematerializable(VNInfo *VNI,
bool LiveRangeEdit::checkRematerializable(VNInfo *VNI,
const MachineInstr *DefMI,
const TargetInstrInfo &tii,
AliasAnalysis *aa) {
assert(DefMI && "Missing instruction");
if (tii.isTriviallyReMaterializable(DefMI, aa))
remattable_.insert(VNI);
scannedRemattable_ = true;
if (!tii.isTriviallyReMaterializable(DefMI, aa))
return false;
remattable_.insert(VNI);
return true;
}
void LiveRangeEdit::scanRemattable(LiveIntervals &lis,