diff options
| author | Evan Cheng <evan.cheng@apple.com> | 2009-01-20 19:12:24 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2009-01-20 19:12:24 +0000 |
| commit | c544cb0ecab3a54eec7e385b7b9458e40dc49bfd (patch) | |
| tree | de996c960e7e54b9d08871e3d9f1cccff77debff /llvm/lib/Target/Mips/MipsInstrInfo.cpp | |
| parent | 1ce41edd8da47d7c438c18a819ced3237a2f49f7 (diff) | |
| download | bcm5719-llvm-c544cb0ecab3a54eec7e385b7b9458e40dc49bfd.tar.gz bcm5719-llvm-c544cb0ecab3a54eec7e385b7b9458e40dc49bfd.zip | |
Change TargetInstrInfo::isMoveInstr to return source and destination sub-register indices as well.
llvm-svn: 62600
Diffstat (limited to 'llvm/lib/Target/Mips/MipsInstrInfo.cpp')
| -rw-r--r-- | llvm/lib/Target/Mips/MipsInstrInfo.cpp | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/llvm/lib/Target/Mips/MipsInstrInfo.cpp b/llvm/lib/Target/Mips/MipsInstrInfo.cpp index e71d26d2f4d..daff5380675 100644 --- a/llvm/lib/Target/Mips/MipsInstrInfo.cpp +++ b/llvm/lib/Target/Mips/MipsInstrInfo.cpp @@ -30,8 +30,11 @@ static bool isZeroImm(const MachineOperand &op) { /// Return true if the instruction is a register to register move and /// leave the source and dest operands in the passed parameters. bool MipsInstrInfo:: -isMoveInstr(const MachineInstr &MI, unsigned &SrcReg, unsigned &DstReg) const +isMoveInstr(const MachineInstr &MI, unsigned &SrcReg, unsigned &DstReg, + unsigned &SrcSubIdx, unsigned &DstSubIdx) const { + SrcSubIdx = DstSubIdx = 0; // No sub-registers. + // addu $dst, $src, $zero || addu $dst, $zero, $src // or $dst, $src, $zero || or $dst, $zero, $src if ((MI.getOpcode() == Mips::ADDu) || (MI.getOpcode() == Mips::OR)) { |
