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| 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/CodeGen/RegAllocBigBlock.cpp | |
| parent | 1ce41edd8da47d7c438c18a819ced3237a2f49f7 (diff) | |
| download | llvm-c544cb0ecab3a54eec7e385b7b9458e40dc49bfd.zip llvm-c544cb0ecab3a54eec7e385b7b9458e40dc49bfd.tar.gz llvm-c544cb0ecab3a54eec7e385b7b9458e40dc49bfd.tar.bz2 | |
Change TargetInstrInfo::isMoveInstr to return source and destination sub-register indices as well.
llvm-svn: 62600
Diffstat (limited to 'llvm/lib/CodeGen/RegAllocBigBlock.cpp')
| -rw-r--r-- | llvm/lib/CodeGen/RegAllocBigBlock.cpp | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/llvm/lib/CodeGen/RegAllocBigBlock.cpp b/llvm/lib/CodeGen/RegAllocBigBlock.cpp index 73845db..584aa7c 100644 --- a/llvm/lib/CodeGen/RegAllocBigBlock.cpp +++ b/llvm/lib/CodeGen/RegAllocBigBlock.cpp @@ -823,8 +823,9 @@ void RABigBlock::AllocateBasicBlock(MachineBasicBlock &MBB) { } // Finally, if this is a noop copy instruction, zap it. - unsigned SrcReg, DstReg; - if (TII.isMoveInstr(*MI, SrcReg, DstReg) && SrcReg == DstReg) + unsigned SrcReg, DstReg, SrcSubReg, DstSubReg; + if (TII.isMoveInstr(*MI, SrcReg, DstReg, SrcSubReg, DstSubReg) && + SrcReg == DstReg) MBB.erase(MI); } |