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Clients of addIntervalForSpills expect the added intervals to be returned sorted by starting index.

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llvm-svn: 54939
This commit is contained in:
Owen Anderson 2008-08-18 19:52:22 +00:00
parent 467a8dc22e
commit c25fc6fc35
1 changed files with 9 additions and 0 deletions
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9
lib/CodeGen/LiveIntervalAnalysis.cpp
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@ -1596,6 +1596,13 @@ LiveIntervals::handleSpilledImpDefs(const LiveInterval &li, VirtRegMap &vrm,
}
}
namespace {
struct LISorter {
bool operator()(LiveInterval* A, LiveInterval* B) {
return A->beginNumber() < B->beginNumber();
}
};
}
std::vector<LiveInterval*> LiveIntervals::
addIntervalsForSpillsFast(const LiveInterval &li,
@ -1677,6 +1684,8 @@ addIntervalsForSpillsFast(const LiveInterval &li,
SSWeight = HUGE_VALF;
std::sort(added.begin(), added.end(), LISorter());
return added;
}