[Bug middle-end/53081] memcpy/memset loop recognition

2012-04-23 Thread jakub at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53081 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #7 f

[Bug middle-end/53081] memcpy/memset loop recognition

2012-04-22 Thread pinskia at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53081 --- Comment #6 from Andrew Pinski 2012-04-23 06:54:43 UTC --- (In reply to comment #4) > LLVM's version also tries to merge smaller memsets into a larger one. That is filed as PR 49872. And the original issue is related to PR 30442.

[Bug middle-end/53081] memcpy/memset loop recognition

2012-04-22 Thread amonakov at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53081 Alexander Monakov changed: What|Removed |Added CC||amonakov at gcc dot gnu.org --- Comme

[Bug middle-end/53081] memcpy/memset loop recognition

2012-04-22 Thread xinliangli at gmail dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53081 --- Comment #4 from davidxl 2012-04-23 05:34:55 UTC --- (In reply to comment #2) > I should mention I made one patch before based on the vectorizer code which > did > detection of at least memset; it was while I was an intern at Apple. I posted

[Bug middle-end/53081] memcpy/memset loop recognition

2012-04-22 Thread xinliangli at gmail dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53081 --- Comment #3 from davidxl 2012-04-23 05:34:24 UTC --- (In reply to comment #2) > I should mention I made one patch before based on the vectorizer code which > did > detection of at least memset; it was while I was an intern at Apple. I posted

[Bug middle-end/53081] memcpy/memset loop recognition

2012-04-22 Thread pinskia at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53081 --- Comment #2 from Andrew Pinski 2012-04-23 05:07:30 UTC --- I should mention I made one patch before based on the vectorizer code which did detection of at least memset; it was while I was an intern at Apple. I posted it and there was some rev

[Bug middle-end/53081] memcpy/memset loop recognition

2012-04-22 Thread pinskia at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53081 --- Comment #1 from Andrew Pinski 2012-04-23 05:03:28 UTC --- I thought there is already one part of graphite.