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From: "hjl.tools at gmail dot com" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug target/50131] Optimize x = -1 with "or" for -O Date: Fri, 19 Aug 2011 21:19:00 -0000 [thread overview] Message-ID: <bug-50131-4-rqftQ3fXML@http.gcc.gnu.org/bugzilla/> (raw) In-Reply-To: <bug-50131-4@http.gcc.gnu.org/bugzilla/> http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50131 --- Comment #1 from H.J. Lu <hjl.tools at gmail dot com> 2011-08-19 20:58:00 UTC --- There are 1273 "movl $0xffffffff," and 924 "movq 0xffffffffffffffff," in cc1plus. This change can reduce cc1plus size by 6242 bytes.
next prev parent reply other threads:[~2011-08-19 20:58 UTC|newest] Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top 2011-08-19 20:58 [Bug target/50131] New: " hjl.tools at gmail dot com 2011-08-19 21:19 ` hjl.tools at gmail dot com [this message] 2011-08-20 8:37 ` [Bug target/50131] " jakub at gcc dot gnu.org 2011-08-20 20:04 ` hjl.tools at gmail dot com 2011-08-21 9:20 ` rguenth at gcc dot gnu.org 2011-08-23 14:57 ` hjl.tools at gmail dot com 2021-12-15 1:34 ` pinskia at gcc dot gnu.org
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