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Fix bug introduced by previous commit: check if fixed intervals

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overlap before adding their spill weight.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@10819 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Alkis Evlogimenos 2004-01-13 20:37:01 +00:00
parent f954326741
commit f7df173e3b
1 changed files with 3 additions and 0 deletions
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3
lib/CodeGen/RegAllocLinearScan.cpp
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@ -547,6 +547,9 @@ void RA::assignStackSlotAtInterval(IntervalPtrs::value_type cur)
// for each fixed interval that overlaps
for (IntervalPtrs::const_iterator i = fixed_.begin(), e = fixed_.end();
i != e; ++i) {
if (!cur->overlaps(**i))
continue;
assert((*i)->reg < MRegisterInfo::FirstVirtualRegister &&
"virtual register interval in fixed set?");
updateWeight(regWeight, (*i)->reg, (*i)->weight);