From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 39487 invoked by alias); 16 May 2015 06:43:29 -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 39449 invoked by uid 48); 16 May 2015 06:43:25 -0000 From: "zsojka at seznam dot cz" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/66174] New: [6 Regression] ICE: in extract_insn, at recog.c:2341 (unrecognizable insns) with -ftree-vectorize -mavx512ifma Date: Sat, 16 May 2015 06:43:00 -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: 6.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: zsojka at seznam dot cz 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: bug_id short_desc product version bug_status bug_severity priority component assigned_to reporter target_milestone 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: 2015-05/txt/msg01255.txt.bz2 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66174 Bug ID: 66174 Summary: [6 Regression] ICE: in extract_insn, at recog.c:2341 (unrecognizable insns) with -ftree-vectorize -mavx512ifma Product: gcc Version: 6.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Created attachment 35554 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=35554&action=edit reduced testcase Compiler output: $ gcc -O -ftree-vectorize -mavx512ifma testcase.c testcase.c: In function 'foo': testcase.c:27:1: error: unrecognizable insn: } ^ (insn 56 55 57 4 (set (reg:V16SI 155 [ D.2772 ]) (vec_merge:V16SI (reg:V16SI 154 [ vect__9.11 ]) (reg:V16SI 153 [ vect__9.10 ]) (const_int 43690 [0xaaaa]))) testcase.c:16 -1 (nil)) testcase.c:27:1: internal compiler error: in extract_insn, at recog.c:2341 0xae8418 _fatal_insn(char const*, rtx_def const*, char const*, int, char const*) /mnt/svn/gcc-trunk/gcc/rtl-error.c:110 0xae84a8 _fatal_insn_not_found(rtx_def const*, char const*, int, char const*) /mnt/svn/gcc-trunk/gcc/rtl-error.c:118 0xa9e513 extract_insn(rtx_insn*) /mnt/svn/gcc-trunk/gcc/recog.c:2341 0x867b47 instantiate_virtual_regs_in_insn /mnt/svn/gcc-trunk/gcc/function.c:1598 0x867b47 instantiate_virtual_regs /mnt/svn/gcc-trunk/gcc/function.c:1966 0x867b47 execute /mnt/svn/gcc-trunk/gcc/function.c:2015 Please submit a full bug report, with preprocessed source if appropriate. Please include the complete backtrace with any bug report. See for instructions. Tested revisions: r223190 - ICE 5 r222437 - OK