[llvm-commits] [llvm] r86651 - /llvm/trunk/lib/Target/Mips/MipsInstrFPU.td

[Chris Lattner]

On Nov 9, 2009, at 6:35 PM, Bruno Cardoso Lopes wrote:

> Author: bruno
> Date: Mon Nov  9 20:35:13 2009
> New Revision: 86651
>
> URL: http://llvm.org/viewvc/llvm-project?rev=86651&view=rev
> Log:
> Fix PR5445

Hey Bruno,

FYI -0.0 is not the same as 0.0.

-Chris

>
> Modified:
>    llvm/trunk/lib/Target/Mips/MipsInstrFPU.td
>
> Modified: llvm/trunk/lib/Target/Mips/MipsInstrFPU.td
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Mips/MipsInstrFPU.td?rev=86651&r1=86650&r2=86651&view=diff
>
> =
> =
> =
> =
> =
> =
> =
> =
> ======================================================================
> --- llvm/trunk/lib/Target/Mips/MipsInstrFPU.td (original)
> +++ llvm/trunk/lib/Target/Mips/MipsInstrFPU.td Mon Nov  9 20:35:13  
> 2009
> @@ -281,7 +281,7 @@
> // Floating Point Patterns
> // 
> = 
> = 
> = 
> ----------------------------------------------------------------------= 
> ==//
> def fpimm0 : PatLeaf<(fpimm), [{
> -  return N->isExactlyValue(+0.0);
> +  return N->isExactlyValue(+0.0) || N->isExactlyValue(-0.0);
> }]>;
>
> def : Pat<(f32 fpimm0), (MTC1 ZERO)>;
>
>
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