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| author | Stephen Hines <srhines@google.com> | 2014-04-23 16:57:46 -0700 |
|---|---|---|
| committer | Stephen Hines <srhines@google.com> | 2014-04-24 15:53:16 -0700 |
| commit | 36b56886974eae4f9c5ebc96befd3e7bfe5de338 (patch) | |
| tree | e6cfb69fbbd937f450eeb83bfb83b9da3b01275a /lib/CodeGen/CalcSpillWeights.cpp | |
| parent | 69a8640022b04415ae9fac62f8ab090601d8f889 (diff) | |
| download | external_llvm-36b56886974eae4f9c5ebc96befd3e7bfe5de338.tar.gz external_llvm-36b56886974eae4f9c5ebc96befd3e7bfe5de338.tar.bz2 external_llvm-36b56886974eae4f9c5ebc96befd3e7bfe5de338.zip | |
Update to LLVM 3.5a.
Change-Id: Ifadecab779f128e62e430c2b4f6ddd84953ed617
Diffstat (limited to 'lib/CodeGen/CalcSpillWeights.cpp')
| -rw-r--r-- | lib/CodeGen/CalcSpillWeights.cpp | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/lib/CodeGen/CalcSpillWeights.cpp b/lib/CodeGen/CalcSpillWeights.cpp index 4925c4db1e..4833731fc1 100644 --- a/lib/CodeGen/CalcSpillWeights.cpp +++ b/lib/CodeGen/CalcSpillWeights.cpp @@ -112,8 +112,10 @@ VirtRegAuxInfo::calculateSpillWeightAndHint(LiveInterval &li) { // Don't recompute spill weight for an unspillable register. bool Spillable = li.isSpillable(); - for (MachineRegisterInfo::reg_iterator I = mri.reg_begin(li.reg); - MachineInstr *mi = I.skipInstruction();) { + for (MachineRegisterInfo::reg_instr_iterator + I = mri.reg_instr_begin(li.reg), E = mri.reg_instr_end(); + I != E; ) { + MachineInstr *mi = &*(I++); if (mi->isIdentityCopy() || mi->isImplicitDef() || mi->isDebugValue()) continue; if (!visited.insert(mi)) @@ -130,9 +132,9 @@ VirtRegAuxInfo::calculateSpillWeightAndHint(LiveInterval &li) { // Calculate instr weight. bool reads, writes; - tie(reads, writes) = mi->readsWritesVirtualRegister(li.reg); + std::tie(reads, writes) = mi->readsWritesVirtualRegister(li.reg); weight = LiveIntervals::getSpillWeight( - writes, reads, MBFI.getBlockFreq(mi->getParent())); + writes, reads, &MBFI, mi); // Give extra weight to what looks like a loop induction variable update. if (writes && isExiting && LIS.isLiveOutOfMBB(li, mbb)) |