From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 287C1383DB88; Thu, 9 Jun 2022 17:31:14 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 287C1383DB88 From: "asolokha at gmx dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/105911] New: [13 Regression] ICE: in extract_insn, at recog.cc:2791 (error: unrecognizable insn) Date: Thu, 09 Jun 2022 17:31:13 +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: 13.0 X-Bugzilla-Keywords: ice-on-valid-code X-Bugzilla-Severity: normal X-Bugzilla-Who: asolokha at gmx dot com 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_gcctarget 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: Thu, 09 Jun 2022 17:31:14 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D105911 Bug ID: 105911 Summary: [13 Regression] ICE: in extract_insn, at recog.cc:2791 (error: unrecognizable insn) Product: gcc Version: 13.0 Status: UNCONFIRMED Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: asolokha at gmx dot com Target Milestone: --- Target: x86_64-unknown-linux-gnu gcc 13.0.0 20220605 snapshot (g:ad6919374beafac4ec1a2f8059620f261019b02f) I= CEs when compiling the following testcase w/ -O1: __int128 v; void bar (__int128, __int128); void foo (void) { bar (v /=3D v, v >> (v &=3D 0x100000001)); } % x86_64-unknown-linux-gnu-gcc-13.0.0 -O1 yhk2zj2p.c yhk2zj2p.c: In function 'foo': yhk2zj2p.c:10:1: error: unrecognizable insn: 10 | } | ^ (insn 20 8 21 2 (parallel [ (set (reg:DI 94) (and:DI (subreg:DI (reg:TI 82 [ v.0_1 ]) 0) (const_int 4294967297 [0x100000001]))) (clobber (reg:CC 17 flags)) ]) "yhk2zj2p.c":9:3 -1 (nil)) during RTL pass: subreg3 yhk2zj2p.c:10:1: internal compiler error: in extract_insn, at recog.cc:2791 0x7258ef _fatal_insn(char const*, rtx_def const*, char const*, int, char const*) =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-13.0.0_p20220605/work/gcc-13-20220605/gcc/rt= l-error.cc:108 0x72590b _fatal_insn_not_found(rtx_def const*, char const*, int, char const= *) =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-13.0.0_p20220605/work/gcc-13-20220605/gcc/rt= l-error.cc:116 0x723f05 extract_insn(rtx_insn*) =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-13.0.0_p20220605/work/gcc-13-20220605/gcc/re= cog.cc:2791 0x1dbab37 decompose_multiword_subregs =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-13.0.0_p20220605/work/gcc-13-20220605/gcc/lo= wer-subreg.cc:1555 0x1dbbafd execute =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-13.0.0_p20220605/work/gcc-13-20220605/gcc/lo= wer-subreg.cc:1818=