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[Bug middle-end/35142] MMX bad optimization with intrinsics
- From: "rguenth at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 8 Feb 2008 22:38:05 -0000
- Subject: [Bug middle-end/35142] MMX bad optimization with intrinsics
- References: <bug-35142-15750@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #1 from rguenth at gcc dot gnu dot org 2008-02-08 22:38 -------
With gcc 4.3:
_Z3fooR1XRKS_:
.LFB124:
subl $20, %esp
.LCFI0:
movl 24(%esp), %eax
movl 28(%esp), %edx
movq (%eax), %mm0
pxor (%edx), %mm0
movq %mm0, (%eax)
movq 8(%eax), %mm0
pxor 8(%edx), %mm0
movq %mm0, 8(%eax)
addl $20, %esp
ret
.LFE124:
--
rguenth at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |RESOLVED
Component|c |middle-end
Known to fail| |4.2.3
Known to work| |4.3.0
Resolution| |FIXED
Target Milestone|--- |4.3.0
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35142