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From: "jingyu at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug rtl-optimization/52060] [4.6 Regression] Invalid constant simplification in combine with parallel result Date: Fri, 02 Mar 2012 01:03:00 -0000 [thread overview] Message-ID: <bug-52060-4-4qs7AjGOhY@http.gcc.gnu.org/bugzilla/> (raw) In-Reply-To: <bug-52060-4@http.gcc.gnu.org/bugzilla/> http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52060 --- Comment #14 from Jing Yu <jingyu at gcc dot gnu.org> 2012-03-02 01:01:31 UTC --- Author: jingyu Date: Fri Mar 2 01:01:16 2012 New Revision: 184771 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=184771 Log: 2012-03-01 Jing Yu <jingyu@google.com> Backport r184061 from gcc-4_6-branch to fix PR52060. 2012-02-07 Jakub Jelinek <jakub@redhat.com> PR rtl-optimization/52060 * gcc.dg/torture/pr52060.c: New test. 2012-02-07 Jakub Jelinek <jakub@redhat.com> PR rtl-optimization/52060 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables, copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy and/or i0src_copy2 when needed. Added: branches/google/gcc-4_6_2-mobile/gcc/testsuite/gcc.dg/torture/pr52060.c Modified: branches/google/gcc-4_6_2-mobile/gcc/ChangeLog.google-4_6 branches/google/gcc-4_6_2-mobile/gcc/combine.c branches/google/gcc-4_6_2-mobile/gcc/testsuite/ChangeLog.google-4_6
prev parent reply other threads:[~2012-03-02 1:03 UTC|newest] Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top 2012-01-30 21:36 [Bug rtl-optimization/52060] New: Incorrect mask/and (ARM "bic") instruction generated for shifted expression parameter, triggered by -O2 -finline-functions swarren at nvidia dot com 2012-01-30 23:17 ` [Bug rtl-optimization/52060] " swarren at nvidia dot com 2012-01-30 23:57 ` [Bug target/52060] " swarren at nvidia dot com 2012-02-03 16:50 ` ibolton at gcc dot gnu.org 2012-02-03 18:50 ` ramana at gcc dot gnu.org 2012-02-06 14:28 ` [Bug rtl-optimization/52060] " rearnsha at gcc dot gnu.org 2012-02-06 17:46 ` [Bug rtl-optimization/52060] [4.7 regression] Invalid constant simplification in combine with parallel result jakub at gcc dot gnu.org 2012-02-07 8:48 ` ebotcazou at gcc dot gnu.org 2012-02-07 9:20 ` [Bug rtl-optimization/52060] [4.6/4.7 Regression] " rguenth at gcc dot gnu.org 2012-02-07 9:22 ` jakub at gcc dot gnu.org 2012-02-07 15:52 ` jakub at gcc dot gnu.org 2012-02-07 16:17 ` [Bug rtl-optimization/52060] [4.6 " jakub at gcc dot gnu.org 2012-02-09 17:32 ` jakub at gcc dot gnu.org 2012-02-09 17:50 ` jakub at gcc dot gnu.org 2012-02-24 9:17 ` rguenth at gcc dot gnu.org 2012-03-02 1:03 ` jingyu at gcc dot gnu.org [this message]
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