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Move copyRegToReg from MRegisterInfo to TargetInstrInfo. This is part of the

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Machine-level API cleanup instigated by Chris.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@45470 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Owen Anderson
2007-12-31 06:32:00 +00:00
parent f20c1a497f
commit d10fd9791c
31 changed files with 321 additions and 267 deletions
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6
lib/CodeGen/VirtRegMap.cpp
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@ -928,7 +928,7 @@ void LocalSpiller::RewriteMBB(MachineBasicBlock &MBB, VirtRegMap &VRM) {
DOUT << MBB.getBasicBlock()->getName() << ":\n";
MachineFunction &MF = *MBB.getParent();
// Spills - Keep track of which spilled values are available in physregs so
// that we can choose to reuse the physregs instead of emitting reloads.
AvailableSpills Spills(MRI, TII);
@ -1182,7 +1182,7 @@ void LocalSpiller::RewriteMBB(MachineBasicBlock &MBB, VirtRegMap &VRM) {
const TargetRegisterClass* RC = RegInfo->getRegClass(VirtReg);
RegInfo->setPhysRegUsed(DesignatedReg);
ReusedOperands.markClobbered(DesignatedReg);
MRI->copyRegToReg(MBB, &MI, DesignatedReg, PhysReg, RC, RC);
TII->copyRegToReg(MBB, &MI, DesignatedReg, PhysReg, RC, RC);
MachineInstr *CopyMI = prior(MII);
UpdateKills(*CopyMI, RegKills, KillOps);
@ -1268,7 +1268,7 @@ void LocalSpiller::RewriteMBB(MachineBasicBlock &MBB, VirtRegMap &VRM) {
DOUT << "Promoted Load To Copy: " << MI;
if (DestReg != InReg) {
const TargetRegisterClass *RC = RegInfo->getRegClass(VirtReg);
MRI->copyRegToReg(MBB, &MI, DestReg, InReg, RC, RC);
TII->copyRegToReg(MBB, &MI, DestReg, InReg, RC, RC);
// Revisit the copy so we make sure to notice the effects of the
// operation on the destreg (either needing to RA it if it's
// virtual or needing to clobber any values if it's physical).