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| author | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2010-07-08 16:40:22 +0000 |
|---|---|---|
| committer | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2010-07-08 16:40:22 +0000 |
| commit | 00264624a90f4b9d243a93de7b963e8717b35c3b (patch) | |
| tree | 840e61e665c91df29ae90baa548c99e93f5705d1 /llvm/lib/CodeGen/ProcessImplicitDefs.cpp | |
| parent | a1e883dcf6aab2c09d6d90369e4429d54e025b45 (diff) | |
| download | bcm5719-llvm-00264624a90f4b9d243a93de7b963e8717b35c3b.tar.gz bcm5719-llvm-00264624a90f4b9d243a93de7b963e8717b35c3b.zip | |
Convert EXTRACT_SUBREG to COPY when emitting machine instrs.
EXTRACT_SUBREG no longer appears as a machine instruction. Use COPY instead.
Add isCopy() checks in many places using isMoveInstr() and isExtractSubreg().
The isMoveInstr hook will be removed later.
llvm-svn: 107879
Diffstat (limited to 'llvm/lib/CodeGen/ProcessImplicitDefs.cpp')
| -rw-r--r-- | llvm/lib/CodeGen/ProcessImplicitDefs.cpp | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/llvm/lib/CodeGen/ProcessImplicitDefs.cpp b/llvm/lib/CodeGen/ProcessImplicitDefs.cpp index 2caef08b509..ca4c4771687 100644 --- a/llvm/lib/CodeGen/ProcessImplicitDefs.cpp +++ b/llvm/lib/CodeGen/ProcessImplicitDefs.cpp @@ -50,8 +50,7 @@ bool ProcessImplicitDefs::CanTurnIntoImplicitDef(MachineInstr *MI, return true; switch(OpIdx) { - case 1: return (MI->isExtractSubreg() || MI->isCopy()) && - MI->getOperand(0).getSubReg() == 0; + case 1: return MI->isCopy() && MI->getOperand(0).getSubReg() == 0; case 2: return MI->isSubregToReg() && MI->getOperand(0).getSubReg() == 0; default: return false; } |
