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Fix spilled interval update. It was too conservative.

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llvm-svn: 11516
This commit is contained in:
Alkis Evlogimenos 2004-02-17 04:04:20 +00:00
parent 7b3342d814
commit c6ea9a6b65
1 changed files with 4 additions and 1 deletions
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5
lib/CodeGen/LiveIntervals.cpp
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@ -191,7 +191,10 @@ void LiveIntervals::updateSpilledInterval(Interval& li)
if (mop.isRegister()) {
unsigned reg = mop.getReg();
if (rep(reg) == li.reg) {
li.addRange(index, index + 2);
if (mop.isUse())
li.addRange(index, index+2);
else
li.addRange(index+1, index+2);
}
}
}