From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 7212D3858D1E; Wed, 9 Feb 2022 17:18:57 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 7212D3858D1E From: "zsojka at seznam dot cz" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/104469] New: ICE: in extract_insn, at recog.cc:2769 (unrecognizable insn) with -mavx and __builtin_convertvector() Date: Wed, 09 Feb 2022 17:18:57 +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: 12.0 X-Bugzilla-Keywords: ice-on-valid-code 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 keywords bug_severity priority component assigned_to reporter target_milestone cf_gcchost cf_gcctarget attachments.created Message-ID: 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-BeenThere: gcc-bugs@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-bugs mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 09 Feb 2022 17:18:57 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D104469 Bug ID: 104469 Summary: ICE: in extract_insn, at recog.cc:2769 (unrecognizable insn) with -mavx and __builtin_convertvector() Product: gcc Version: 12.0 Status: UNCONFIRMED Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Host: x86_64-pc-linux-gnu Target: x86_64-pc-linux-gnu Created attachment 52394 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=3D52394&action=3Dedit reduced testcase Compiler output: $ x86_64-pc-linux-gnu-gcc -mavx testcase.c testcase.c: In function 'foo': testcase.c:6:1: warning: AVX512F vector return without AVX512F enabled chan= ges the ABI [-Wpsabi] 6 | { | ^ testcase.c:8:1: error: unrecognizable insn: 8 | } | ^ (insn 8 7 9 2 (set (reg:V4SI 84) (vec_select:V4SI (mem/c:V8SI (plus:DI (reg/f:DI 77 virtual-stack-va= rs) (const_int -128 [0xffffffffffffff80])) [3 v+0 S32 A256]) (parallel [ (const_int 4 [0x4]) (const_int 5 [0x5]) (const_int 6 [0x6]) (const_int 7 [0x7]) ]))) "testcase.c":7:10 -1 (nil)) during RTL pass: vregs testcase.c:8:1: internal compiler error: in extract_insn, at recog.cc:2769 0x769df8 _fatal_insn(char const*, rtx_def const*, char const*, int, char const*) /repo/gcc-trunk/gcc/rtl-error.cc:108 0x769e7b _fatal_insn_not_found(rtx_def const*, char const*, int, char const= *) /repo/gcc-trunk/gcc/rtl-error.cc:116 0x75872d extract_insn(rtx_insn*) /repo/gcc-trunk/gcc/recog.cc:2769 0x100efe2 instantiate_virtual_regs_in_insn /repo/gcc-trunk/gcc/function.cc:1611 0x100efe2 instantiate_virtual_regs /repo/gcc-trunk/gcc/function.cc:1985 0x100efe2 execute /repo/gcc-trunk/gcc/function.cc:2034 Please submit a full bug report, with preprocessed source (by using -freport-bug). Please include the complete backtrace with any bug report. See for instructions. $ x86_64-pc-linux-gnu-gcc -v Using built-in specs. COLLECT_GCC=3D/repo/gcc-trunk/binary-latest-amd64/bin/x86_64-pc-linux-gnu-g= cc COLLECT_LTO_WRAPPER=3D/repo/gcc-trunk/binary-trunk-r12-7128-20220209090954-= gc6bb1db76b3-checking-yes-rtl-df-extra-nobootstrap-amd64/bin/../libexec/gcc= /x86_64-pc-linux-gnu/12.0.1/lto-wrapper Target: x86_64-pc-linux-gnu Configured with: /repo/gcc-trunk//configure --enable-languages=3Dc,c++ --enable-valgrind-annotations --disable-nls --enable-checking=3Dyes,rtl,df,= extra --disable-bootstrap --with-cloog --with-ppl --with-isl --build=3Dx86_64-pc-linux-gnu --host=3Dx86_64-pc-linux-gnu --target=3Dx86_64-pc-linux-gnu --with-ld=3D/usr/bin/x86_64-pc-linux-gnu-ld --with-as=3D/usr/bin/x86_64-pc-linux-gnu-as --disable-libstdcxx-pch --prefix=3D/repo/gcc-trunk//binary-trunk-r12-7128-20220209090954-gc6bb1db76= b3-checking-yes-rtl-df-extra-nobootstrap-amd64 Thread model: posix Supported LTO compression algorithms: zlib zstd gcc version 12.0.1 20220209 (experimental) (GCC)=