Move copyRegToReg from MRegisterInfo to TargetInstrInfo. This is part of the
Machine-level API cleanup instigated by Chris.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@45470 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/Mips/MipsInstrInfo.cpp b/lib/Target/Mips/MipsInstrInfo.cpp
index 1afa216..17d30b6 100644
--- a/lib/Target/Mips/MipsInstrInfo.cpp
+++ b/lib/Target/Mips/MipsInstrInfo.cpp
@@ -289,6 +289,23 @@
return 2;
}
+void MipsInstrInfo::
+copyRegToReg(MachineBasicBlock &MBB, MachineBasicBlock::iterator I,
+ unsigned DestReg, unsigned SrcReg,
+ const TargetRegisterClass *DestRC,
+ const TargetRegisterClass *SrcRC) const {
+ if (DestRC != SrcRC) {
+ cerr << "Not yet supported!";
+ abort();
+ }
+
+ if (DestRC == Mips::CPURegsRegisterClass)
+ BuildMI(MBB, I, get(Mips::ADDu), DestReg).addReg(Mips::ZERO)
+ .addReg(SrcReg);
+ else
+ assert (0 && "Can't copy this register");
+}
+
unsigned MipsInstrInfo::
RemoveBranch(MachineBasicBlock &MBB) const
{