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[Bug target/28007] sse autovectorizer emits wrong code involving shifts
- From: "pinskia at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 13 Jun 2006 03:15:09 -0000
- Subject: [Bug target/28007] sse autovectorizer emits wrong code involving shifts
- References: <bug-28007-12817@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #2 from pinskia at gcc dot gnu dot org 2006-06-13 03:15 -------
This is correct on the FSF GCC.
In 4.0.x, we don't vectorize the loop and in 4.1.x, we produce:
pslld $24, %xmm1
So please report this bug to Apple.
--
pinskia at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |RESOLVED
Resolution| |INVALID
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=28007