diff options
| author | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2010-07-03 00:04:37 +0000 |
|---|---|---|
| committer | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2010-07-03 00:04:37 +0000 |
| commit | 273f7e42994a5bce0614d04d96dbfdf05fd652e5 (patch) | |
| tree | 5963df402c4f6ba2641e0e869ddafa71fd5aa850 /lib/CodeGen/LiveIntervalAnalysis.cpp | |
| parent | 43b8fd728b889f15ea4c65ca957a7420ce2905cd (diff) | |
Detect and handle COPY in many places.
This code is transitional, it will soon be possible to eliminate
isExtractSubreg, isInsertSubreg, and isMoveInstr in most places.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@107547 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/LiveIntervalAnalysis.cpp')
| -rw-r--r-- | lib/CodeGen/LiveIntervalAnalysis.cpp | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/lib/CodeGen/LiveIntervalAnalysis.cpp b/lib/CodeGen/LiveIntervalAnalysis.cpp index 5f5aa3b203..fc65f86e20 100644 --- a/lib/CodeGen/LiveIntervalAnalysis.cpp +++ b/lib/CodeGen/LiveIntervalAnalysis.cpp @@ -321,7 +321,7 @@ void LiveIntervals::handleVirtualRegisterDef(MachineBasicBlock *mbb, MachineInstr *CopyMI = NULL; unsigned SrcReg, DstReg, SrcSubReg, DstSubReg; - if (mi->isExtractSubreg() || mi->isInsertSubreg() || mi->isSubregToReg() || + if (mi->isCopyLike() || tii_->isMoveInstr(*mi, SrcReg, DstReg, SrcSubReg, DstSubReg)) { CopyMI = mi; @@ -457,8 +457,8 @@ void LiveIntervals::handleVirtualRegisterDef(MachineBasicBlock *mbb, // A re-def may be a copy. e.g. %reg1030:6<def> = VMOVD %reg1026, ... unsigned SrcReg, DstReg, SrcSubReg, DstSubReg; - if (PartReDef && - tii_->isMoveInstr(*mi, SrcReg, DstReg, SrcSubReg, DstSubReg)) + if (PartReDef && (mi->isCopyLike() || + tii_->isMoveInstr(*mi, SrcReg, DstReg, SrcSubReg, DstSubReg))) OldValNo->setCopy(&*mi); // Add the new live interval which replaces the range for the input copy. @@ -488,7 +488,7 @@ void LiveIntervals::handleVirtualRegisterDef(MachineBasicBlock *mbb, VNInfo *ValNo; MachineInstr *CopyMI = NULL; unsigned SrcReg, DstReg, SrcSubReg, DstSubReg; - if (mi->isExtractSubreg() || mi->isInsertSubreg() || mi->isSubregToReg()|| + if (mi->isCopyLike() || tii_->isMoveInstr(*mi, SrcReg, DstReg, SrcSubReg, DstSubReg)) CopyMI = mi; ValNo = interval.getNextValue(defIndex, CopyMI, true, VNInfoAllocator); @@ -605,7 +605,7 @@ void LiveIntervals::handleRegisterDef(MachineBasicBlock *MBB, else if (allocatableRegs_[MO.getReg()]) { MachineInstr *CopyMI = NULL; unsigned SrcReg, DstReg, SrcSubReg, DstSubReg; - if (MI->isExtractSubreg() || MI->isInsertSubreg() || MI->isSubregToReg() || + if (MI->isCopyLike() || tii_->isMoveInstr(*MI, SrcReg, DstReg, SrcSubReg, DstSubReg)) CopyMI = MI; handlePhysicalRegisterDef(MBB, MI, MIIdx, MO, |