diff options
| author | Owen Anderson <resistor@mac.com> | 2008-07-23 19:47:27 +0000 |
|---|---|---|
| committer | Owen Anderson <resistor@mac.com> | 2008-07-23 19:47:27 +0000 |
| commit | 496bac5b084474ac33109bad24c1ef94c843e16f (patch) | |
| tree | 46276e5ccb953cc67f753171431bc36d8f1436ed /lib/CodeGen/LiveIntervalAnalysis.cpp | |
| parent | 1a24539405bb1adb7198c8ebafc6cd82218c604b (diff) | |
Fix a compile-time regression introduced by my heuristic-changing patch. I forgot
to multiply the instruction count by a constant factor in a few places, which
caused the register allocator to require many more iterations.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53959 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/LiveIntervalAnalysis.cpp')
| -rw-r--r-- | lib/CodeGen/LiveIntervalAnalysis.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/CodeGen/LiveIntervalAnalysis.cpp b/lib/CodeGen/LiveIntervalAnalysis.cpp index 295a1615b6..5e0a075a55 100644 --- a/lib/CodeGen/LiveIntervalAnalysis.cpp +++ b/lib/CodeGen/LiveIntervalAnalysis.cpp @@ -1793,7 +1793,7 @@ addIntervalsForSpills(const LiveInterval &li, for (unsigned i = 0, e = NewLIs.size(); i != e; ++i) { LiveInterval *LI = NewLIs[i]; if (!LI->empty()) { - LI->weight /= getApproximateInstructionCount(*LI); + LI->weight /= InstrSlots::NUM * getApproximateInstructionCount(*LI); if (!AddedKill.count(LI)) { LiveRange *LR = &LI->ranges[LI->ranges.size()-1]; unsigned LastUseIdx = getBaseIndex(LR->end); |