From 04c528a0c86ddf3d6a70681f72e1b2ec07b0b53a Mon Sep 17 00:00:00 2001 From: Jakob Stoklund Olesen Date: Fri, 16 Jul 2010 04:45:42 +0000 Subject: Remove many calls to TII::isMoveInstr. Targets should be producing COPY anyway. TII::isMoveInstr is going tobe completely removed. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108507 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/CodeGen/LiveIntervalAnalysis.cpp | 20 ++++---------------- 1 file changed, 4 insertions(+), 16 deletions(-) (limited to 'lib/CodeGen/LiveIntervalAnalysis.cpp') diff --git a/lib/CodeGen/LiveIntervalAnalysis.cpp b/lib/CodeGen/LiveIntervalAnalysis.cpp index 194d03d8db..9e65edb5be 100644 --- a/lib/CodeGen/LiveIntervalAnalysis.cpp +++ b/lib/CodeGen/LiveIntervalAnalysis.cpp @@ -188,10 +188,6 @@ bool LiveIntervals::conflictsWithPhysReg(const LiveInterval &li, const MachineInstr &MI = *I; // Allow copies to and from li.reg - unsigned SrcReg, DstReg, SrcSubReg, DstSubReg; - if (tii_->isMoveInstr(MI, SrcReg, DstReg, SrcSubReg, DstSubReg)) - if (SrcReg == li.reg || DstReg == li.reg) - continue; if (MI.isCopy()) if (MI.getOperand(0).getReg() == li.reg || MI.getOperand(1).getReg() == li.reg) @@ -324,9 +320,7 @@ void LiveIntervals::handleVirtualRegisterDef(MachineBasicBlock *mbb, mi->addRegisterDefined(interval.reg); MachineInstr *CopyMI = NULL; - unsigned SrcReg, DstReg, SrcSubReg, DstSubReg; - if (mi->isCopyLike() || - tii_->isMoveInstr(*mi, SrcReg, DstReg, SrcSubReg, DstSubReg)) { + if (mi->isCopyLike()) { CopyMI = mi; } @@ -454,9 +448,7 @@ void LiveIntervals::handleVirtualRegisterDef(MachineBasicBlock *mbb, OldValNo->setCopy(0); // A re-def may be a copy. e.g. %reg1030:6 = VMOVD %reg1026, ... - unsigned SrcReg, DstReg, SrcSubReg, DstSubReg; - if (PartReDef && (mi->isCopyLike() || - tii_->isMoveInstr(*mi, SrcReg, DstReg, SrcSubReg, DstSubReg))) + if (PartReDef && mi->isCopyLike()) OldValNo->setCopy(&*mi); // Add the new live interval which replaces the range for the input copy. @@ -485,9 +477,7 @@ void LiveIntervals::handleVirtualRegisterDef(MachineBasicBlock *mbb, VNInfo *ValNo; MachineInstr *CopyMI = NULL; - unsigned SrcReg, DstReg, SrcSubReg, DstSubReg; - if (mi->isCopyLike() || - tii_->isMoveInstr(*mi, SrcReg, DstReg, SrcSubReg, DstSubReg)) + if (mi->isCopyLike()) CopyMI = mi; ValNo = interval.getNextValue(defIndex, CopyMI, true, VNInfoAllocator); @@ -602,9 +592,7 @@ void LiveIntervals::handleRegisterDef(MachineBasicBlock *MBB, getOrCreateInterval(MO.getReg())); else if (allocatableRegs_[MO.getReg()]) { MachineInstr *CopyMI = NULL; - unsigned SrcReg, DstReg, SrcSubReg, DstSubReg; - if (MI->isCopyLike() || - tii_->isMoveInstr(*MI, SrcReg, DstReg, SrcSubReg, DstSubReg)) + if (MI->isCopyLike()) CopyMI = MI; handlePhysicalRegisterDef(MBB, MI, MIIdx, MO, getOrCreateInterval(MO.getReg()), CopyMI); -- cgit v1.2.3