From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 684553858D39; Tue, 13 Sep 2022 18:49:43 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 684553858D39 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1663094983; bh=Jzr0gaQYjIOyagLjM0rxEcmLIJEo8/oe2RtNJzkM0rU=; h=From:To:Subject:Date:From; b=eiBTvdwXUzejn9n/llxdm5wffFroHRAi3MdEd16uvjbekRXs8kDMfaXttNRV1wY6q 8mr8pRLU/dQKGMBy+dMRe63W5OQCHyJvU8MhdVsVo6pz+VpuIgJSAqoVqiR5R/FsB8 XFcSV0hPQhxsumMm4gd6DCavw6CX9cZhKc0ci8Kk= From: "asolokha at gmx dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/106933] New: [13 Regression] ICE in extract_insn, at recog.cc:2791 (error: unrecognizable insn) Date: Tue, 13 Sep 2022 18:49:43 +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 List-Id: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D106933 Bug ID: 106933 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 20220911 snapshot (g:0ea5e3f4542832b8da016b152695e64a2a386309) I= CEs when compiling the following testcase w/ -O2: short int bar (void); __int128 empty (void) { } __attribute__ ((simd)) int foo (__int128 *p) { int a =3D 0x80000000; *p =3D empty (); return *p =3D=3D (a < bar ()); } % x86_64-unknown-linux-gnu-gcc-13.0.0 -O2 -c ylbcgrld.c ylbcgrld.c: In function 'foo.simdclone.2': ylbcgrld.c:17:1: error: unrecognizable insn: 17 | } | ^ (insn 73 72 74 3 (set (reg:CCZ 17 flags) (compare:CCZ (reg:V1TI 20 xmm0 [orig:82 D.2028 ] [82]) (const_int 1 [0x1]))) "ylbcgrld.c":16:13 -1 (expr_list:REG_DEAD (reg:V1TI 20 xmm0 [orig:82 D.2028 ] [82]) (nil))) during RTL pass: cprop_hardreg ylbcgrld.c:17:1: internal compiler error: in extract_insn, at recog.cc:2791 0x730822 _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_p20220911/work/gcc-13-20220911/gcc/rt= l-error.cc:108 0x73083e _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_p20220911/work/gcc-13-20220911/gcc/rt= l-error.cc:116 0x72edc3 extract_insn(rtx_insn*) =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-13.0.0_p20220911/work/gcc-13-20220911/gcc/re= cog.cc:2791 0xe4dc0b extract_constrain_insn(rtx_insn*) =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-13.0.0_p20220911/work/gcc-13-20220911/gcc/re= cog.cc:2690 0xe58de6 copyprop_hardreg_forward_1 =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-13.0.0_p20220911/work/gcc-13-20220911/gcc/re= gcprop.cc:826 0xe59fbf execute =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-13.0.0_p20220911/work/gcc-13-20220911/gcc/re= gcprop.cc:1408=