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| author | Dale Johannesen <dalej@apple.com> | 2010-02-09 02:01:46 +0000 |
|---|---|---|
| committer | Dale Johannesen <dalej@apple.com> | 2010-02-09 02:01:46 +0000 |
| commit | c3adf44885d75326b607b1772c5d3618b7f91ae2 (patch) | |
| tree | 0a36a1e25d5c476bc400b844f66298c653c403db /llvm/lib/CodeGen/TwoAddressInstructionPass.cpp | |
| parent | ce25dd74c00d9a8397a7693b1e55bd7b49b1a293 (diff) | |
| download | bcm5719-llvm-c3adf44885d75326b607b1772c5d3618b7f91ae2.tar.gz bcm5719-llvm-c3adf44885d75326b607b1772c5d3618b7f91ae2.zip | |
Skip DEBUG_VALUE in some places where it was affecting codegen.
llvm-svn: 95647
Diffstat (limited to 'llvm/lib/CodeGen/TwoAddressInstructionPass.cpp')
| -rw-r--r-- | llvm/lib/CodeGen/TwoAddressInstructionPass.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/llvm/lib/CodeGen/TwoAddressInstructionPass.cpp b/llvm/lib/CodeGen/TwoAddressInstructionPass.cpp index a3f6364aa8e..71d9b83f7bf 100644 --- a/llvm/lib/CodeGen/TwoAddressInstructionPass.cpp +++ b/llvm/lib/CodeGen/TwoAddressInstructionPass.cpp @@ -318,6 +318,8 @@ bool TwoAddressInstructionPass::NoUseAfterLastDef(unsigned Reg, MachineInstr *MI = MO.getParent(); if (MI->getParent() != MBB) continue; + if (MI->getOpcode() == TargetInstrInfo::DEBUG_VALUE) + continue; DenseMap<MachineInstr*, unsigned>::iterator DI = DistanceMap.find(MI); if (DI == DistanceMap.end()) continue; @@ -341,6 +343,8 @@ MachineInstr *TwoAddressInstructionPass::FindLastUseInMBB(unsigned Reg, MachineInstr *MI = MO.getParent(); if (MI->getParent() != MBB) continue; + if (MI->getOpcode() == TargetInstrInfo::DEBUG_VALUE) + continue; DenseMap<MachineInstr*, unsigned>::iterator DI = DistanceMap.find(MI); if (DI == DistanceMap.end()) continue; |
