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[Bug optimization/14455] Inner Altivec loop contains load/stores but not all registers being used
- 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: 6 Mar 2004 04:51:17 -0000
- Subject: [Bug optimization/14455] Inner Altivec loop contains load/stores but not all registers being used
- References: <20040306043102.14455.tjw@omnigroup.com>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From pinskia at gcc dot gnu dot org 2004-03-06 04:51 -------
The problem I see is that there is no store/load motion in the loop for the C.* and state.* (note that
they really are C->* and state->* as they are references), this is caused by aliasing anylasis not
knowing that they can not be the same object.
--
What |Removed |Added
----------------------------------------------------------------------------
Severity|normal |enhancement
Status|UNCONFIRMED |NEW
Component|c++ |optimization
Ever Confirmed| |1
Keywords| |pessimizes-code
Last reconfirmed|0000-00-00 00:00:00 |2004-03-06 04:51:17
date| |
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=14455