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| author | Evan Cheng <evan.cheng@apple.com> | 2009-01-20 19:12:24 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2009-01-20 19:12:24 +0000 |
| commit | f97496a054876b3bb9c0acf424379eb2f48377ce (patch) | |
| tree | 83e8495f021a9e995df02cb9df4ed332e369e336 /lib/CodeGen/LiveIntervalAnalysis.cpp | |
| parent | 47454b15520c0f632b96c5e5231634a6b092b102 (diff) | |
| download | external_llvm-f97496a054876b3bb9c0acf424379eb2f48377ce.zip external_llvm-f97496a054876b3bb9c0acf424379eb2f48377ce.tar.gz external_llvm-f97496a054876b3bb9c0acf424379eb2f48377ce.tar.bz2 | |
Change TargetInstrInfo::isMoveInstr to return source and destination sub-register indices as well.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62600 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/LiveIntervalAnalysis.cpp')
| -rw-r--r-- | lib/CodeGen/LiveIntervalAnalysis.cpp | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/lib/CodeGen/LiveIntervalAnalysis.cpp b/lib/CodeGen/LiveIntervalAnalysis.cpp index 2259589..8cd82a6 100644 --- a/lib/CodeGen/LiveIntervalAnalysis.cpp +++ b/lib/CodeGen/LiveIntervalAnalysis.cpp @@ -298,8 +298,8 @@ bool LiveIntervals::conflictsWithPhysRegDef(const LiveInterval &li, if (index == end) break; MachineInstr *MI = getInstructionFromIndex(index); - unsigned SrcReg, DstReg; - if (tii_->isMoveInstr(*MI, SrcReg, DstReg)) + unsigned SrcReg, DstReg, SrcSubReg, DstSubReg; + if (tii_->isMoveInstr(*MI, SrcReg, DstReg, SrcSubReg, DstSubReg)) if (SrcReg == li.reg || DstReg == li.reg) continue; for (unsigned i = 0; i != MI->getNumOperands(); ++i) { @@ -396,10 +396,10 @@ void LiveIntervals::handleVirtualRegisterDef(MachineBasicBlock *mbb, defIndex = getUseIndex(MIIdx); VNInfo *ValNo; MachineInstr *CopyMI = NULL; - unsigned SrcReg, DstReg; + unsigned SrcReg, DstReg, SrcSubReg, DstSubReg; if (mi->getOpcode() == TargetInstrInfo::EXTRACT_SUBREG || mi->getOpcode() == TargetInstrInfo::INSERT_SUBREG || - tii_->isMoveInstr(*mi, SrcReg, DstReg)) + tii_->isMoveInstr(*mi, SrcReg, DstReg, SrcSubReg, DstSubReg)) CopyMI = mi; // Earlyclobbers move back one. ValNo = interval.getNextValue(defIndex, CopyMI, VNInfoAllocator); @@ -551,10 +551,10 @@ void LiveIntervals::handleVirtualRegisterDef(MachineBasicBlock *mbb, VNInfo *ValNo; MachineInstr *CopyMI = NULL; - unsigned SrcReg, DstReg; + unsigned SrcReg, DstReg, SrcSubReg, DstSubReg; if (mi->getOpcode() == TargetInstrInfo::EXTRACT_SUBREG || mi->getOpcode() == TargetInstrInfo::INSERT_SUBREG || - tii_->isMoveInstr(*mi, SrcReg, DstReg)) + tii_->isMoveInstr(*mi, SrcReg, DstReg, SrcSubReg, DstSubReg)) CopyMI = mi; ValNo = interval.getNextValue(defIndex, CopyMI, VNInfoAllocator); @@ -653,10 +653,10 @@ void LiveIntervals::handleRegisterDef(MachineBasicBlock *MBB, getOrCreateInterval(MO.getReg())); else if (allocatableRegs_[MO.getReg()]) { MachineInstr *CopyMI = NULL; - unsigned SrcReg, DstReg; + unsigned SrcReg, DstReg, SrcSubReg, DstSubReg; if (MI->getOpcode() == TargetInstrInfo::EXTRACT_SUBREG || MI->getOpcode() == TargetInstrInfo::INSERT_SUBREG || - tii_->isMoveInstr(*MI, SrcReg, DstReg)) + tii_->isMoveInstr(*MI, SrcReg, DstReg, SrcSubReg, DstSubReg)) CopyMI = MI; handlePhysicalRegisterDef(MBB, MI, MIIdx, MO, getOrCreateInterval(MO.getReg()), CopyMI); @@ -844,8 +844,8 @@ unsigned LiveIntervals::getVNInfoSourceReg(const VNInfo *VNI) const { } else if (VNI->copy->getOpcode() == TargetInstrInfo::INSERT_SUBREG) return VNI->copy->getOperand(2).getReg(); - unsigned SrcReg, DstReg; - if (tii_->isMoveInstr(*VNI->copy, SrcReg, DstReg)) + unsigned SrcReg, DstReg, SrcSubReg, DstSubReg; + if (tii_->isMoveInstr(*VNI->copy, SrcReg, DstReg, SrcSubReg, DstSubReg)) return SrcReg; assert(0 && "Unrecognized copy instruction!"); return 0; |