From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 24748 invoked by alias); 18 Oct 2013 11:28:42 -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 24720 invoked by uid 48); 18 Oct 2013 11:28:39 -0000 From: "sthalik at misaki dot pl" To: gcc-bugs@gcc.gnu.org Subject: [Bug objc++/58783] fails to cross-compile Qt 5:dev in obj-c++ Date: Fri, 18 Oct 2013 11:28:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: objc++ X-Bugzilla-Version: 4.8.2 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: sthalik at misaki dot pl 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: attachments.created 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: 2013-10/txt/msg01264.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D58783 --- Comment #2 from Stanis=C5=82aw Halik --- Created attachment 31034 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=3D31034&action=3Dedit FWIW, qt5 mkspec >>From gcc-bugs-return-432121-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org Fri Oct 18 11:34:04 2013 Return-Path: Delivered-To: listarch-gcc-bugs@gcc.gnu.org Received: (qmail 28789 invoked by alias); 18 Oct 2013 11:34:04 -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 28773 invoked by uid 48); 18 Oct 2013 11:34:01 -0000 From: "yvan.roux at linaro dot org" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/58784] New: [ARM] LRA legitimate address issue with misalign neon_store Date: Fri, 18 Oct 2013 11:34:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: target X-Bugzilla-Version: 4.9.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: yvan.roux at linaro dot 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: bug_id short_desc product version bug_status bug_severity priority component assigned_to reporter attachments.created Message-ID: 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: 2013-10/txt/msg01265.txt.bz2 Content-length: 1430 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58784 Bug ID: 58784 Summary: [ARM] LRA legitimate address issue with misalign neon_store Product: gcc Version: 4.9.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: yvan.roux at linaro dot org Created attachment 31035 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=31035&action=edit testcase The attached testcase failed on ARM with LRA enabled during the legitimate address checking of the movmisaligndi_neon_store insn. Notice that this issue is the root cause of all the LRA testsuite regressions (in gcc/g++, libstdc++ and fortran). command line to reproduce: cc1 -quiet unalign-1.c -march=armv7-a -mfloat-abi=hard -mfpu=neon -marm -O2 -mlra error on insn: (insn 12 7 14 2 (set (mem:DI (plus:SI (plus:SI (mult:SI (reg:SI 0 r0 [ sequenceId ]) (const_int 8 [0x8])) (reg/f:SI 102 sfp)) (const_int -3 [0xfffffffffffffffd])) [2 *_4+0 S8 A8]) (unspec:DI [ (reg:DI 117 [ D.4956 ]) ] UNSPEC_MISALIGNED_ACCESS)) unalign-1.c:13 819 {*movmisaligndi_neon_store} (expr_list:REG_DEAD (reg:DI 117 [ D.4956 ]) (expr_list:REG_DEAD (reg:SI 0 r0 [ sequenceId ]) (nil))))