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Use copyRegToReg hook to copy registers.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@83421 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bob Wilson 2009-10-06 22:01:15 +00:00
parent 0b22873adc
commit 349d82d400
1 changed files with 4 additions and 6 deletions
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10
lib/Target/ARM/NEONPreAllocPass.cpp
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@ -163,9 +163,8 @@ bool NEONPreAllocPass::PreAllocNEONRegisters(MachineBasicBlock &MBB) {
if (MO.isUse()) {
// Insert a copy from VirtReg.
AddDefaultPred(BuildMI(MBB, MBBI, MI->getDebugLoc(),
TII->get(ARM::FCPYD), MO.getReg())
.addReg(VirtReg));
TII->copyRegToReg(MBB, MBBI, MO.getReg(), VirtReg,
ARM::DPRRegisterClass, ARM::DPRRegisterClass);
if (MO.isKill()) {
MachineInstr *CopyMI = prior(MBBI);
CopyMI->findRegisterUseOperand(VirtReg)->setIsKill();
@ -173,9 +172,8 @@ bool NEONPreAllocPass::PreAllocNEONRegisters(MachineBasicBlock &MBB) {
MO.setIsKill();
} else if (MO.isDef() && !MO.isDead()) {
// Add a copy to VirtReg.
AddDefaultPred(BuildMI(MBB, NextI, MI->getDebugLoc(),
TII->get(ARM::FCPYD), VirtReg)
.addReg(MO.getReg()));
TII->copyRegToReg(MBB, NextI, VirtReg, MO.getReg(),
ARM::DPRRegisterClass, ARM::DPRRegisterClass);
}
}
}