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From: "pinskia at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug rtl-optimization/87238] Redundant Restore of $x0 when memcpy always returns the first argument. Date: Sun, 22 Aug 2021 08:45:07 +0000 [thread overview] Message-ID: <bug-87238-4-F9CVnaWSM8@http.gcc.gnu.org/bugzilla/> (raw) In-Reply-To: <bug-87238-4@http.gcc.gnu.org/bugzilla/> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87238 Andrew Pinski <pinskia at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- See Also| |https://gcc.gnu.org/bugzill | |a/show_bug.cgi?id=61241, | |https://gcc.gnu.org/bugzill | |a/show_bug.cgi?id=101995 --- Comment #3 from Andrew Pinski <pinskia at gcc dot gnu.org> --- Related to PR 101995. IRA knows how to rematerialize the address of memset already to be the return value just it is not doing it in this case.
next parent reply other threads:[~2021-08-22 8:45 UTC|newest] Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top [not found] <bug-87238-4@http.gcc.gnu.org/bugzilla/> 2021-08-22 8:45 ` pinskia at gcc dot gnu.org [this message] 2021-08-22 8:47 ` pinskia at gcc dot gnu.org
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