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| author | Chris Lattner <sabre@nondot.org> | 2005-03-17 16:29:26 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2005-03-17 16:29:26 +0000 |
| commit | 43832b049e0e1f04c47bab50d3864aa61b1d626a (patch) | |
| tree | 3335667063199eb8cf553a2dfe1056b99c70f27e | |
| parent | 9fcfb35e1aa8c3bb94e93dd92fb9cf7597be295f (diff) | |
| download | bcm5719-llvm-43832b049e0e1f04c47bab50d3864aa61b1d626a.tar.gz bcm5719-llvm-43832b049e0e1f04c47bab50d3864aa61b1d626a.zip | |
Don't emit two comparisons when comparing a FP value against zero!
llvm-svn: 20651
| -rw-r--r-- | llvm/lib/Target/X86/X86ISelPattern.cpp | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/llvm/lib/Target/X86/X86ISelPattern.cpp b/llvm/lib/Target/X86/X86ISelPattern.cpp index 9b68ad8b02d..4ae21305b7b 100644 --- a/llvm/lib/Target/X86/X86ISelPattern.cpp +++ b/llvm/lib/Target/X86/X86ISelPattern.cpp @@ -1078,6 +1078,7 @@ void ISel::EmitCMP(SDOperand LHS, SDOperand RHS, bool HasOneUse) { BuildMI(BB, X86::FTST, 1).addReg(Reg); BuildMI(BB, X86::FNSTSW8r, 0); BuildMI(BB, X86::SAHF, 1); + return; } } |
