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* [Bug target/106222] New: x86 Better code squence for __builtin_shuffle @ 2022-07-07 6:26 admin at levyhsu dot com 2022-07-07 7:05 ` [Bug target/106222] " pinskia at gcc dot gnu.org ` (2 more replies) 0 siblings, 3 replies; 4+ messages in thread From: admin at levyhsu dot com @ 2022-07-07 6:26 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106222 Bug ID: 106222 Summary: x86 Better code squence for __builtin_shuffle Product: gcc Version: 13.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: admin at levyhsu dot com Target Milestone: --- Related bug: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=54346 After I merge two VEC_PERM_EXPR in the match.pd, I found that two __builtin_shuffle actually generate better code than one __builtin_shuffle: https://godbolt.org/z/xE9xd9ExT ^ permalink raw reply [flat|nested] 4+ messages in thread
* [Bug target/106222] x86 Better code squence for __builtin_shuffle 2022-07-07 6:26 [Bug target/106222] New: x86 Better code squence for __builtin_shuffle admin at levyhsu dot com @ 2022-07-07 7:05 ` pinskia at gcc dot gnu.org 2022-10-19 2:47 ` crazylht at gmail dot com 2023-07-30 9:03 ` roger at nextmovesoftware dot com 2 siblings, 0 replies; 4+ messages in thread From: pinskia at gcc dot gnu.org @ 2022-07-07 7:05 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106222 --- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> --- Created attachment 53270 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=53270&action=edit testcase ^ permalink raw reply [flat|nested] 4+ messages in thread
* [Bug target/106222] x86 Better code squence for __builtin_shuffle 2022-07-07 6:26 [Bug target/106222] New: x86 Better code squence for __builtin_shuffle admin at levyhsu dot com 2022-07-07 7:05 ` [Bug target/106222] " pinskia at gcc dot gnu.org @ 2022-10-19 2:47 ` crazylht at gmail dot com 2023-07-30 9:03 ` roger at nextmovesoftware dot com 2 siblings, 0 replies; 4+ messages in thread From: crazylht at gmail dot com @ 2022-10-19 2:47 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106222 --- Comment #2 from Hongtao.liu <crazylht at gmail dot com> --- This is fixed by r13-2843-g3db8e9c2422d92 ^ permalink raw reply [flat|nested] 4+ messages in thread
* [Bug target/106222] x86 Better code squence for __builtin_shuffle 2022-07-07 6:26 [Bug target/106222] New: x86 Better code squence for __builtin_shuffle admin at levyhsu dot com 2022-07-07 7:05 ` [Bug target/106222] " pinskia at gcc dot gnu.org 2022-10-19 2:47 ` crazylht at gmail dot com @ 2023-07-30 9:03 ` roger at nextmovesoftware dot com 2 siblings, 0 replies; 4+ messages in thread From: roger at nextmovesoftware dot com @ 2023-07-30 9:03 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106222 Roger Sayle <roger at nextmovesoftware dot com> changed: What |Removed |Added ---------------------------------------------------------------------------- Resolution|--- |FIXED Status|UNCONFIRMED |RESOLVED CC| |roger at nextmovesoftware dot com Target Milestone|--- |13.0 --- Comment #3 from Roger Sayle <roger at nextmovesoftware dot com> --- This was fixed by Hongtao's patch for GCC 13. ^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2023-07-30 9:03 UTC | newest] Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2022-07-07 6:26 [Bug target/106222] New: x86 Better code squence for __builtin_shuffle admin at levyhsu dot com 2022-07-07 7:05 ` [Bug target/106222] " pinskia at gcc dot gnu.org 2022-10-19 2:47 ` crazylht at gmail dot com 2023-07-30 9:03 ` roger at nextmovesoftware dot com
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