[llvm-commits] [llvm] r98586 - /llvm/trunk/lib/Target/ARM/ARMISelLowering.cpp

[Bob Wilson]

Someone who understands inline assembly better than I do should take a look at whether something similar is needed for X86 and other targets with condition codes.  I don't see anything in the X86 target to handle "cc" clobbers.

On Mar 15, 2010, at 4:09 PM, Bob Wilson wrote:

> Author: bwilson
> Date: Mon Mar 15 18:09:18 2010
> New Revision: 98586
> 
> URL: http://llvm.org/viewvc/llvm-project?rev=98586&view=rev
> Log:
> Translate "cc" clobber in ARM inline assembly to ARM::CCRRegisterClass.
> Radar 7459078.
> 
> Modified:
>    llvm/trunk/lib/Target/ARM/ARMISelLowering.cpp
> 
> Modified: llvm/trunk/lib/Target/ARM/ARMISelLowering.cpp
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/ARM/ARMISelLowering.cpp?rev=98586&r1=98585&r2=98586&view=diff
> ==============================================================================
> --- llvm/trunk/lib/Target/ARM/ARMISelLowering.cpp (original)
> +++ llvm/trunk/lib/Target/ARM/ARMISelLowering.cpp Mon Mar 15 18:09:18 2010
> @@ -4449,6 +4449,9 @@
>       break;
>     }
>   }
> +  if (StringRef("{cc}").equals_lower(Constraint))
> +    return std::make_pair(0U, ARM::CCRRegisterClass);
> +
>   return TargetLowering::getRegForInlineAsmConstraint(Constraint, VT);
> }
> 
> 
> 
> _______________________________________________
> llvm-commits mailing list
> llvm-commits at cs.uiuc.edu
> http://lists.cs.uiuc.edu/mailman/listinfo/llvm-commits