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| author | Akira Hatanaka <ahatanaka@apple.com> | 2014-08-19 02:09:57 +0000 |
|---|---|---|
| committer | Akira Hatanaka <ahatanaka@apple.com> | 2014-08-19 02:09:57 +0000 |
| commit | 452ea6698f7bd53d9c6acb2994622c34707c8b76 (patch) | |
| tree | c45eae9782c36ec79d7c87b7886722738402fb7f /llvm/lib/Target/X86/X86FloatingPoint.cpp | |
| parent | 82ff058cf9f8e95b44da737c86f7db419e335c6d (diff) | |
| download | bcm5719-llvm-452ea6698f7bd53d9c6acb2994622c34707c8b76.tar.gz bcm5719-llvm-452ea6698f7bd53d9c6acb2994622c34707c8b76.zip | |
[X86, X87 stackifier] Do not mark an operand of a debug instruction as kill.
<rdar://problem/16952634>
llvm-svn: 215962
Diffstat (limited to 'llvm/lib/Target/X86/X86FloatingPoint.cpp')
| -rw-r--r-- | llvm/lib/Target/X86/X86FloatingPoint.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/llvm/lib/Target/X86/X86FloatingPoint.cpp b/llvm/lib/Target/X86/X86FloatingPoint.cpp index 6883fc01493..d3e8facbf15 100644 --- a/llvm/lib/Target/X86/X86FloatingPoint.cpp +++ b/llvm/lib/Target/X86/X86FloatingPoint.cpp @@ -1654,6 +1654,9 @@ void FPS::setKillFlags(MachineBasicBlock &MBB) const { for (MachineBasicBlock::reverse_iterator I = MBB.rbegin(), E = MBB.rend(); I != E; ++I) { + if (I->isDebugValue()) + continue; + BitVector Defs(8); SmallVector<MachineOperand *, 2> Uses; MachineInstr &MI = *I; |
