[llvm-commits] [llvm] r125357 - in /llvm/trunk: lib/Target/ARM/ARMISelLowering.cpp test/CodeGen/ARM/fcopysign.ll

[Chris Lattner]

On Feb 10, 2011, at 6:28 PM, Evan Cheng wrote:

> Author: evancheng
> Date: Thu Feb 10 20:28:55 2011
> New Revision: 125357
> 
> URL: http://llvm.org/viewvc/llvm-project?rev=125357&view=rev
> Log:
> Fix buggy fcopysign lowering.
> This
> define float @foo(float %x, float %y) nounwind readnone {
> entry:
>  %0 = tail call float @copysignf(float %x, float %y) nounwind readnone
>  ret float %0
> }

Hey Evan,

Is there something wrong with the generic lowering code for copysign?  Why does arm have its own implementation?

-Chris