From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 8847 invoked by alias); 18 Feb 2015 21:24:38 -0000 Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org Received: (qmail 8775 invoked by uid 48); 18 Feb 2015 21:24:34 -0000 From: "bergner at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug rtl-optimization/63491] Ice in LRA with simple vector test case on power Date: Wed, 18 Feb 2015 21:24:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: rtl-optimization X-Bugzilla-Version: 5.0 X-Bugzilla-Keywords: ice-on-valid-code X-Bugzilla-Severity: normal X-Bugzilla-Who: bergner at gcc dot gnu.org X-Bugzilla-Status: UNCONFIRMED X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-SW-Source: 2015-02/txt/msg02061.txt.bz2 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D63491 --- Comment #6 from Peter Bergner --- (In reply to Vladimir Makarov from comment #5) > Sorry, I can not reproduce the bug on the today trunk. Probably it was > fixed by numerous changes in LRA since Oct. This still fails for me today on my big endian system using revision 220792= .=20 Did you use the exact same compiler options I used? [bergner@makalu-lp1 LRA]$ cat pr63491.i=20 typedef __int128_t __attribute__((__vector_size__(16))) vector_128_t; typedef unsigned long long scalar_64_t; vector_128_t foo (void) { union { scalar_64_t i64[2]; vector_128_t v128; } u; u.i64[0] =3D 1; u.i64[1] =3D 2; return u.v128; } [bergner@makalu-lp1 LRA]$ /home/bergner/gcc/build/gcc-fsf-mainline-pr63491/gcc/xgcc -B/home/bergner/gcc/build/gcc-fsf-mainline-pr63491/gcc -O1 -m64 -mcpu=3Dpow= er8 -mlra -S pr63491.i=20 pr63491.i: In function =E2=80=98foo=E2=80=99: pr63491.i:14:1: internal compiler error: in check_and_process_move, at lra-constraints.c:1170 } ^ 0x10994a7b check_and_process_move /home/bergner/gcc/gcc-fsf-mainline-pr63491/gcc/lra-constraints.c:1167 0x1099d45b curr_insn_transform /home/bergner/gcc/gcc-fsf-mainline-pr63491/gcc/lra-constraints.c:3463 0x109a1cdb lra_constraints(bool) /home/bergner/gcc/gcc-fsf-mainline-pr63491/gcc/lra-constraints.c:4451 0x1098221b lra(_IO_FILE*) /home/bergner/gcc/gcc-fsf-mainline-pr63491/gcc/lra.c:2292 0x109050d7 do_reload /home/bergner/gcc/gcc-fsf-mainline-pr63491/gcc/ira.c:5418 0x1090576f execute /home/bergner/gcc/gcc-fsf-mainline-pr63491/gcc/ira.c:5589 Please submit a full bug report, with preprocessed source if appropriate. >>From gcc-bugs-return-477729-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org Wed Feb 18 21:24:58 2015 Return-Path: Delivered-To: listarch-gcc-bugs@gcc.gnu.org Received: (qmail 9665 invoked by alias); 18 Feb 2015 21:24:58 -0000 Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org Delivered-To: mailing list gcc-bugs@gcc.gnu.org Received: (qmail 9566 invoked by uid 55); 18 Feb 2015 21:24:55 -0000 From: "hubicka at ucw dot cz" To: gcc-bugs@gcc.gnu.org Subject: [Bug ipa/65028] [5 Regression] 450.soplex in SPEC CPU 2006 is miscompiled Date: Wed, 18 Feb 2015 21:24:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: ipa X-Bugzilla-Version: 5.0 X-Bugzilla-Keywords: wrong-code X-Bugzilla-Severity: normal X-Bugzilla-Who: hubicka at ucw dot cz X-Bugzilla-Status: NEW X-Bugzilla-Priority: P1 X-Bugzilla-Assigned-To: jamborm at gcc dot gnu.org X-Bugzilla-Target-Milestone: 5.0 X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-SW-Source: 2015-02/txt/msg02062.txt.bz2 Content-length: 187 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65028 --- Comment #38 from Jan Hubicka --- OK. Though I do not directly see how it can solve this wrong code issue.