6502/llvm-6502
1
0
Fork 0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2026-04-25 21:18:19 +00:00
Code Issues Projects Releases Wiki Activity

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

Browse Source 
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
Download Patch File Download Diff File Expand all files Collapse all files
lib/Target/PowerPC/PPCInstrInfo.cpp
+28
View File
@@ -277,6 +277,34 @@ PPCInstrInfo::InsertBranch(MachineBasicBlock &MBB, MachineBasicBlock *TBB,
return 2;
}
void PPCInstrInfo::copyRegToReg(MachineBasicBlock &MBB,
MachineBasicBlock::iterator MI,
unsigned DestReg, unsigned SrcReg,
const TargetRegisterClass *DestRC,
const TargetRegisterClass *SrcRC) const {
if (DestRC != SrcRC) {
cerr << "Not yet supported!";
abort();
}
if (DestRC == PPC::GPRCRegisterClass) {
BuildMI(MBB, MI, get(PPC::OR), DestReg).addReg(SrcReg).addReg(SrcReg);
} else if (DestRC == PPC::G8RCRegisterClass) {
BuildMI(MBB, MI, get(PPC::OR8), DestReg).addReg(SrcReg).addReg(SrcReg);
} else if (DestRC == PPC::F4RCRegisterClass) {
BuildMI(MBB, MI, get(PPC::FMRS), DestReg).addReg(SrcReg);
} else if (DestRC == PPC::F8RCRegisterClass) {
BuildMI(MBB, MI, get(PPC::FMRD), DestReg).addReg(SrcReg);
} else if (DestRC == PPC::CRRCRegisterClass) {
BuildMI(MBB, MI, get(PPC::MCRF), DestReg).addReg(SrcReg);
} else if (DestRC == PPC::VRRCRegisterClass) {
BuildMI(MBB, MI, get(PPC::VOR), DestReg).addReg(SrcReg).addReg(SrcReg);
} else {
cerr << "Attempt to copy register that is not GPR or FPR";
abort();
}
}
bool PPCInstrInfo::BlockHasNoFallThrough(MachineBasicBlock &MBB) const {
if (MBB.empty()) return false;