This is the mail archive of the gcc-patches@gcc.gnu.org mailing list for the GCC project.


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]
Other format: [Raw text]

Re: [PATCH, alpha]: Fix ICE in alpha_emit_conditional_move, at config/alpha/alpha.c:2649


On Fri, May 11, 2012 at 1:54 AM, Uros Bizjak <ubizjak@gmail.com> wrote:
> Hello!
>
> Recently testsuite/gcc.c-torture/execute/ieee/pr50310.c started to ICE
> when compiled with -O3 -mieee on alphaev68-pc-linux-gnu:
>
> $ ~/gcc-build-alpha/gcc/cc1 -O3 -mieee -quiet pr50310.c
> pr50310.c: In function ‘foo’:
> pr50310.c:31:20: internal compiler error: in
> alpha_emit_conditional_move, at config/alpha/alpha.c:2649
> ? ? s3[10 * 4 + i] = __builtin_isunordered (s1[i], s2[i]) ? -1.0 : 0.0;
> ? ? ? ? ? ? ? ? ? ?^
> Please submit a full bug report,
> with preprocessed source if appropriate.
> See <http://gcc.gnu.org/bugs.html> for instructions.
>
> It turned out that UNORDERED and ORDERED RTX codes are not handled in
> alpha_emit_conditional_move. Attached patch fixes this oversight.
>
> 2012-05-11 ?Uros Bizjak ?<ubizjak@gmail.com>
>
> ? ? ? ?* config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
> ? ? ? ?ORDERED and UNORDERED conditions.
>
> Patch was bootstrapped and regression tested on
> alphaev68-pc-linux-gnu. ?OK for mainline SVN and release branches?

Oops, wrong patch was attached. Attached is the correct one.

Uros.

Attachment: a.diff.txt
Description: Text document


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]