From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 86832 invoked by alias); 4 Jun 2015 10:11:55 -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 86796 invoked by uid 48); 4 Jun 2015 10:11:51 -0000 From: "ubizjak at gmail dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/66369] gcc 4.8.3/5.1.0 miss optimisation with vpmovmskb Date: Thu, 04 Jun 2015 10:11:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: target X-Bugzilla-Version: 4.8.3 X-Bugzilla-Keywords: missed-optimization X-Bugzilla-Severity: minor X-Bugzilla-Who: ubizjak at gmail dot com X-Bugzilla-Status: RESOLVED X-Bugzilla-Resolution: FIXED X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: ubizjak at gmail dot com X-Bugzilla-Target-Milestone: 6.0 X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_status resolution target_milestone 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: 2015-06/txt/msg00425.txt.bz2 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D66369 Uro=C5=A1 Bizjak changed: What |Removed |Added ---------------------------------------------------------------------------- Status|ASSIGNED |RESOLVED Resolution|--- |FIXED Target Milestone|--- |6.0 --- Comment #7 from Uro=C5=A1 Bizjak --- Implemented in mainline (6.0), no plan to backport. >>From gcc-bugs-return-488094-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org Thu Jun 04 10:56:03 2015 Return-Path: Delivered-To: listarch-gcc-bugs@gcc.gnu.org Received: (qmail 103991 invoked by alias); 4 Jun 2015 10:56:03 -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 103952 invoked by uid 48); 4 Jun 2015 10:55:58 -0000 From: "marxin at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug other/66394] [5/6 Regression] ICE in -flto -fmerge-all-constants -fno-use-linker-plugin targetting i686-w64-mingw32 Date: Thu, 04 Jun 2015 10:56:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: other X-Bugzilla-Version: 5.1.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: marxin at gcc dot gnu.org X-Bugzilla-Status: UNCONFIRMED X-Bugzilla-Resolution: 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: 2015-06/txt/msg00426.txt.bz2 Content-length: 146 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D66394 --- Comment #3 from Martin Li=C5=A1ka --- Started with r201408. >>From gcc-bugs-return-488095-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org Thu Jun 04 10:59:00 2015 Return-Path: Delivered-To: listarch-gcc-bugs@gcc.gnu.org Received: (qmail 113033 invoked by alias); 4 Jun 2015 10:59:00 -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 112978 invoked by uid 48); 4 Jun 2015 10:58:56 -0000 From: "manu at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug c/66415] [6 Regression] ice in location_column_from_byte_offset Date: Thu, 04 Jun 2015 10:59:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: c X-Bugzilla-Version: 6.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: manu at gcc dot gnu.org X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: 6.0 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: 2015-06/txt/msg00427.txt.bz2 Content-length: 1455 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D66415 --- Comment #6 from Manuel L=C3=B3pez-Ib=C3=A1=C3=B1ez --- (In reply to Marek Polacek from comment #5) > Oops, the patch does not fixed the reduced case, so something else is nee= ded > as well :(. It seems this is triggering: if (map !=3D LINEMAPS_LAST_ORDINARY_MAP (set)) =3D> if (linemap_assert_fails (loc + offset < MAP_START_LOCATION (&map[1])= )) return loc; because we have: (gdb) p loc $10 =3D 441 (gdb) p loc + offset $11 =3D 460 (gdb) p MAP_START_LOCATION(&map[1]) $12 =3D 442 (gdb) p expand_location(MAP_START_LOCATION(&map[0])) $14 =3D {file =3D 0x7fffffffe7ea "/home/manuel/test.c", line =3D 1, column = =3D 0, data =3D 0x0, sysp =3D false} (gdb) p expand_location(MAP_START_LOCATION(&map[1])) $13 =3D {file =3D 0x7fffffffe7ea "/home/manuel/test.c", line =3D 4, column = =3D 0, data =3D 0x0, sysp =3D false} I'm not sure how it happens that 441 is in map[0] and not in map[1]. The id= eal fix would be that we detect this case and then use map[1] instead of map[0] before calling linemap_position_for_line_and_column. We probably need to ch= eck every subsequent map until it fits. A simple fix is to remove the call to linemap_assert_fails and simply return loc (that is, give up on computing a precise column location). In that case, please add a FIXME. I may look at this if/when I have some free time (hopef= ully before GCC 6 is released). >>From gcc-bugs-return-488096-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org Thu Jun 04 11:09:22 2015 Return-Path: Delivered-To: listarch-gcc-bugs@gcc.gnu.org Received: (qmail 62859 invoked by alias); 4 Jun 2015 11:09:21 -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 60823 invoked by uid 48); 4 Jun 2015 11:09:18 -0000 From: "mpolacek at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug c/66415] [6 Regression] ice in location_column_from_byte_offset Date: Thu, 04 Jun 2015 11:09:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: c X-Bugzilla-Version: 6.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: mpolacek at gcc dot gnu.org X-Bugzilla-Status: ASSIGNED X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: mpolacek at gcc dot gnu.org X-Bugzilla-Target-Milestone: 6.0 X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_status assigned_to 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: 2015-06/txt/msg00428.txt.bz2 Content-length: 464 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66415 Marek Polacek changed: What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |ASSIGNED Assignee|unassigned at gcc dot gnu.org |mpolacek at gcc dot gnu.org --- Comment #7 from Marek Polacek --- Works for me.