Open MPI logo

Open MPI Development Mailing List Archives

  |   Home   |   Support   |   FAQ   |   all Development mailing list

Subject: Re: [OMPI devel] [OMPI svn-full] svn:open-mpi r24449
From: George Bosilca (bosilca_at_[hidden])
Date: 2011-02-23 16:57:17


If I understand correctly the assembly this change is not related to clobber, but to the input register. Moreover, I don't think the patch is correct. More to come...

  george.

On Feb 23, 2011, at 16:54 , brbarret_at_[hidden] wrote:

> Author: brbarret
> Date: 2011-02-23 16:54:07 EST (Wed, 23 Feb 2011)
> New Revision: 24449
> URL: https://svn.open-mpi.org/trac/ompi/changeset/24449
>
> Log:
> Fix register clobber list for x86 assembly. Thanks to Jay Fenlason for the
> patch.
>
> Text files modified:
> trunk/opal/config/opal_config_asm.m4 | 2 +-
> 1 files changed, 1 insertions(+), 1 deletions(-)
>
> Modified: trunk/opal/config/opal_config_asm.m4
> ==============================================================================
> --- trunk/opal/config/opal_config_asm.m4 (original)
> +++ trunk/opal/config/opal_config_asm.m4 2011-02-23 16:54:07 EST (Wed, 23 Feb 2011)
> @@ -867,7 +867,7 @@
> ompi_cv_asm_arch="AMD64"
> fi
> OPAL_ASM_SUPPORT_64BIT=1
> - OMPI_GCC_INLINE_ASSIGN='"xaddl %1,%0" : "=m"(ret), "+r"(negone)'
> + OMPI_GCC_INLINE_ASSIGN='"xaddl %1,%0" : "=m"(ret), "+r"(negone) : "m"(ret)'
> ;;
>
> ia64-*)
> _______________________________________________
> svn-full mailing list
> svn-full_at_[hidden]
> http://www.open-mpi.org/mailman/listinfo.cgi/svn-full

"I disapprove of what you say, but I will defend to the death your right to say it"
  -- Evelyn Beatrice Hall