From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 93F063858408; Sun, 14 May 2023 15:30:56 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 93F063858408 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1684078256; bh=GA110ymp7VZw46QpuDfu6paKH+wty4WxYPHjZ7D+xIc=; h=From:To:Subject:Date:From; b=RFZ6LS3lC/F7EetBSjgushSm++zWAz9TsEoFjPyNjJmBS72yYwKkmxl3OS1RqULwX HsR2dbh7oVAQ0Y6tJ1Bv+E0WYq9OUOlC9zc/ClzUmyHFK7ZEbIWgm+48ZnVEymopV3 mtZ2X2fTrkQC2Q4wnZvo+IXXahy+OCBPmkzY17g0= From: "zsojka at seznam dot cz" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/109855] New: [14 Regression] ICE: in curr_insn_transform, at lra-constraints.cc:4231 unable to generate reloads for {aarch64_mlav4hi_vec_concatz_le} at -O1 Date: Sun, 14 May 2023 15:30:55 +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: 14.0 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 List-Id: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D109855 Bug ID: 109855 Summary: [14 Regression] ICE: in curr_insn_transform, at lra-constraints.cc:4231 unable to generate reloads for {aarch64_mlav4hi_vec_concatz_le} at -O1 Product: gcc Version: 14.0 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: aarch64-unknown-linux-gnu Created attachment 55082 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=3D55082&action=3Dedit reduced testcase Compiler output: $ aarch64-unknown-linux-gnu-gcc -O testcase.c=20 testcase.c: In function 'foo': testcase.c:8:1: error: unable to generate reloads for: 8 | } | ^ (insn 9 8 10 2 (set (reg:V8HI 102) (vec_concat:V8HI (plus:V4HI (mult:V4HI (reg:V4HI 103) (reg:V4HI 103)) (reg:V4HI 103)) (const_vector:V4HI [ (const_int 0 [0]) repeated x4 ]))) "testcase.c":7:10 2022 {aarch64_mlav4hi_vec_concatz_le} (expr_list:REG_DEAD (reg:V4HI 103) (nil))) during RTL pass: reload testcase.c:8:1: internal compiler error: in curr_insn_transform, at lra-constraints.cc:4231 0x8098df _fatal_insn(char const*, rtx_def const*, char const*, int, char const*) /repo/gcc-trunk/gcc/rtl-error.cc:108 0x7c6f0a curr_insn_transform /repo/gcc-trunk/gcc/lra-constraints.cc:4231 0x101b67f lra_constraints(bool) /repo/gcc-trunk/gcc/lra-constraints.cc:5396 0x1002c44 lra(_IO_FILE*) /repo/gcc-trunk/gcc/lra.cc:2375 0xfb22a9 do_reload /repo/gcc-trunk/gcc/ira.cc:5967 0xfb22a9 execute /repo/gcc-trunk/gcc/ira.cc:6153 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. $ aarch64-unknown-linux-gnu-gcc -v Using built-in specs. COLLECT_GCC=3D/repo/gcc-trunk/binary-latest-aarch64/bin/aarch64-unknown-lin= ux-gnu-gcc COLLECT_LTO_WRAPPER=3D/repo/gcc-trunk/binary-trunk-r14-810-20230514170325-g= 1871740c780-checking-yes-rtl-df-extra-aarch64/bin/../libexec/gcc/aarch64-un= known-linux-gnu/14.0.0/lto-wrapper Target: aarch64-unknown-linux-gnu Configured with: /repo/gcc-trunk//configure --enable-languages=3Dc,c++ --enable-valgrind-annotations --disable-nls --enable-checking=3Dyes,rtl,df,= extra --with-cloog --with-ppl --with-isl --with-sysroot=3D/usr/aarch64-unknown-linux-gnu --build=3Dx86_64-pc-linux-g= nu --host=3Dx86_64-pc-linux-gnu --target=3Daarch64-unknown-linux-gnu --with-ld=3D/usr/bin/aarch64-unknown-linux-gnu-ld --with-as=3D/usr/bin/aarch64-unknown-linux-gnu-as --disable-libstdcxx-pch --prefix=3D/repo/gcc-trunk//binary-trunk-r14-810-20230514170325-g1871740c78= 0-checking-yes-rtl-df-extra-aarch64 Thread model: posix Supported LTO compression algorithms: zlib zstd gcc version 14.0.0 20230514 (experimental) (GCC)=