http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44578
Uros Bizjak changed:
What|Removed |Added
Status|NEW |RESOLVED
Resolution|
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44578
--- Comment #13 from Uros Bizjak 2013-04-30 05:53:42
UTC ---
(In reply to comment #12)
> I found that due to the header file structure I cannot use -mno-mmx in
> certain cases - i.e. when including the STL header file
> and compiling w
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44578
--- Comment #12 from Teresa Johnson 2013-04-30
05:43:06 UTC ---
On Mon, Apr 29, 2013 at 10:37 AM, ubizjak at gmail dot com
wrote:
>
> http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44578
>
> --- Comment #10 from Uros Bizjak 2013-04-29
>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44578
Uros Bizjak changed:
What|Removed |Added
URL||http://gcc.gnu.org/ml/gcc-p
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44578
--- Comment #10 from Uros Bizjak 2013-04-29 17:37:03
UTC ---
(In reply to comment #9)
> It does fix the issue I had in this test case. But theoretically can't
> this pattern still generate an MMX reference in some cases? And I see
> other
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44578
--- Comment #9 from Teresa Johnson 2013-04-29
17:24:42 UTC ---
It does fix the issue I had in this test case. But theoretically can't
this pattern still generate an MMX reference in some cases? And I see
other instances of the same constra
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44578
--- Comment #8 from Uros Bizjak 2013-04-29 17:13:30
UTC ---
Please try following patch, it fixes the testcase for me (note "!" for ?*y
alternative):
--cut here--
Index: i386.md
==
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44578
Teresa Johnson changed:
What|Removed |Added
CC||tejohnson at google dot com
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44578
--- Comment #6 from kl4yfd at gmail dot com 2012-11-15 17:05:16 UTC ---
(In reply to comment #5)
> Using mmX as global registers variables is a user bug if you ever call
> something that might be using FPU stack, because the registers can't
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44578
Jakub Jelinek changed:
What|Removed |Added
CC||jakub at gcc dot gnu.org
Kn
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44578
--- Comment #4 from kl4yfd at gmail dot com 2012-11-15 06:39:23 UTC ---
Created attachment 28695
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=28695
mmX global register no emms
Added example C source file showing the issue mentioned
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44578
kl4yfd at gmail dot com changed:
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CC||kl4yfd at gmail dot com
--- Comment #2 from ubizjak at gmail dot com 2010-06-19 17:23 ---
Confirmed with 4.4. This is fixed in 4.5, so 4.5 and 4.6 work OK.
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ubizjak at gmail dot com changed:
What|Removed |Added
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--- Comment #1 from rguenth at gcc dot gnu dot org 2010-06-18 10:46 ---
As -mfpmath=sse isn't supposed to change the ABI we should never emit MMX
instructions automagically.
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rguenth at gcc dot gnu dot org changed:
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