diff options
Diffstat (limited to 'lib/CodeGen/LiveIntervalAnalysis.cpp')
| -rw-r--r-- | lib/CodeGen/LiveIntervalAnalysis.cpp | 12 |
1 files changed, 4 insertions, 8 deletions
diff --git a/lib/CodeGen/LiveIntervalAnalysis.cpp b/lib/CodeGen/LiveIntervalAnalysis.cpp index 2a10cad887..83df4d174a 100644 --- a/lib/CodeGen/LiveIntervalAnalysis.cpp +++ b/lib/CodeGen/LiveIntervalAnalysis.cpp @@ -979,7 +979,6 @@ rewriteInstructionForSpills(const LiveInterval &li, const VNInfo *VNI, unsigned loopDepth = loopInfo->getLoopDepth(MBB); bool CanFold = false; RestartInstruction: - bool isMem = MI->getDesc().mayLoad() || MI->getDesc().mayStore(); for (unsigned i = 0; i != MI->getNumOperands(); ++i) { MachineOperand& mop = MI->getOperand(i); if (!mop.isRegister()) @@ -1047,7 +1046,7 @@ rewriteInstructionForSpills(const LiveInterval &li, const VNInfo *VNI, } // Update stack slot spill weight if we are splitting. - float Weight = getSpillWeight(HasDef, HasUse, isMem, loopDepth); + float Weight = getSpillWeight(HasDef, HasUse, loopDepth); if (!TrySplit) SSWeight += Weight; @@ -1240,7 +1239,6 @@ rewriteInstructionsForSpills(const LiveInterval &li, bool TrySplit, bool MIHasUse = rwi.HasUse; bool MIHasDef = rwi.HasDef; MachineInstr *MI = rwi.MI; - bool isMem = MI->getDesc().mayLoad() || MI->getDesc().mayStore(); // If MI def and/or use the same register multiple times, then there // are multiple entries. unsigned NumUses = MIHasUse; @@ -1388,7 +1386,7 @@ rewriteInstructionsForSpills(const LiveInterval &li, bool TrySplit, // Update spill weight. unsigned loopDepth = loopInfo->getLoopDepth(MBB); - nI.weight += getSpillWeight(HasDef, HasUse, isMem, loopDepth); + nI.weight += getSpillWeight(HasDef, HasUse, loopDepth); } if (NewVReg && TrySplit && AllCanFold) { @@ -1630,7 +1628,6 @@ addIntervalsForSpills(const LiveInterval &li, LiveInterval &nI = getOrCreateInterval(VReg); bool isReMat = vrm.isReMaterialized(VReg); MachineInstr *MI = getInstructionFromIndex(index); - bool isMem = MI->getDesc().mayLoad() || MI->getDesc().mayStore(); bool CanFold = false; bool FoundUse = false; Ops.clear(); @@ -1683,7 +1680,7 @@ addIntervalsForSpills(const LiveInterval &li, // Update spill slot weight. if (!isReMat) - SSWeight += getSpillWeight(true, false, isMem, loopDepth); + SSWeight += getSpillWeight(true, false, loopDepth); } Id = SpillMBBs.find_next(Id); } @@ -1703,7 +1700,6 @@ addIntervalsForSpills(const LiveInterval &li, LiveInterval &nI = getOrCreateInterval(VReg); bool isReMat = vrm.isReMaterialized(VReg); MachineInstr *MI = getInstructionFromIndex(index); - bool isMem = MI->getDesc().mayLoad() || MI->getDesc().mayStore(); bool CanFold = false; Ops.clear(); if (restores[i].canFold) { @@ -1757,7 +1753,7 @@ addIntervalsForSpills(const LiveInterval &li, // Update spill slot weight. if (!isReMat) - SSWeight += getSpillWeight(false, true, isMem, loopDepth); + SSWeight += getSpillWeight(false, true, loopDepth); } Id = RestoreMBBs.find_next(Id); } |