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Break as soon as the MustMapCurValNos flag is set - no need to reiterate.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@149596 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Lang Hames 2012-02-02 06:55:45 +00:00
parent 5d4e18bc39
commit d88710a3e0
1 changed files with 3 additions and 1 deletions
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4
lib/CodeGen/LiveInterval.cpp
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@ -381,8 +381,10 @@ void LiveInterval::join(LiveInterval &Other,
for (unsigned i = 0; i != NumVals; ++i) {
unsigned LHSValID = LHSValNoAssignments[i];
if (i != LHSValID ||
(NewVNInfo[LHSValID] && NewVNInfo[LHSValID] != getValNumInfo(i)))
(NewVNInfo[LHSValID] && NewVNInfo[LHSValID] != getValNumInfo(i))) {
MustMapCurValNos = true;
break;
}
}
// If we have to apply a mapping to our base interval assignment, rewrite it