[llvm-commits] [llvm] r133288 - in /llvm/trunk: include/llvm/CodeGen/RuntimeLibcalls.h lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp lib/CodeGen/SelectionDAG/LegalizeTypes.h lib/CodeGen/SelectionDAG/TargetLowering.cpp test/CodeGen/X86/muloti.

[Eli Friedman]

On Fri, Jun 17, 2011 at 1:41 PM, Eric Christopher <echristo at apple.com> wrote:
> Author: echristo
> Date: Fri Jun 17 15:41:29 2011
> New Revision: 133288
>
> URL: http://llvm.org/viewvc/llvm-project?rev=133288&view=rev
> Log:
> Lower multiply with overflow checking to __mulo<mode>
> calls if we haven't been able to lower them any
> other way.
[...]
> @@ -1072,6 +1073,8 @@
>   case ISD::SSUBO: ExpandIntRes_SADDSUBO(N, Lo, Hi); break;
>   case ISD::UADDO:
>   case ISD::USUBO: ExpandIntRes_UADDSUBO(N, Lo, Hi); break;
> +  case ISD::UMULO:
> +  case ISD::SMULO: ExpandIntRes_XMULO(N, Lo, Hi); break;

This code doesn't work for UMULO. :)

Otherwise looks fine.

-Eli