From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 1225838582AE; Wed, 20 Dec 2023 03:12:04 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 1225838582AE DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1703041924; bh=mVOhCB9ZBCLVSM9+bd+f3lp77yD1oIIEEI1VpVChEAk=; h=From:To:Subject:Date:From; b=piQM9Rm4jqLG86zxtLWqc8FT4yqLuOcvAi7WQlUE1NE5L5em+3pqsOCaeK8Ojqv50 I5efmoP4r9IZFilhFhgcoGavsNpUoPnTq8Ob1BFzuI6rHS50Lsaacx5uNnL9qSQ6Uh TJ54b/HZBYa/FpigHSy5/5oYhimyLZ6Q/6x8mHRk= From: "hliu at amperecomputing dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/113089] New: [14 Regression][aarch64] ICE in process_uses_of_deleted_def, at rtl-ssa/changes.cc:252 since r14-6605-gc0911c6b357ba9 Date: Wed, 20 Dec 2023 03:12:03 +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: X-Bugzilla-Severity: normal X-Bugzilla-Who: hliu at amperecomputing 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 bug_severity priority component assigned_to reporter target_milestone 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=3D113089 Bug ID: 113089 Summary: [14 Regression][aarch64] ICE in process_uses_of_deleted_def, at rtl-ssa/changes.cc:252 since r14-6605-gc0911c6b357ba9 Product: gcc Version: 14.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: hliu at amperecomputing dot com Target Milestone: --- SPEC2017 525.x264 build failure. Options are: -O3 -mcpu=3Dneoverse-n1 -funroll-loops -flto=3D32 --param early-inlining-insns=3D96 --param max-inline-insns-auto=3D64 --param inline-unit-growth=3D96 The failure happens while doing LTO optimization: gcc -std=3Dc99 ... -o ldecod_r during RTL pass: ldp_fusion ldecod_src/intra_chroma_pred.c: In function 'intrapred_chroma': ldecod_src/intra_chroma_pred.c:420:1: internal compiler error: in process_uses_of_deleted_def, at rtl-ssa/changes.cc:252 420 | } | ^ 0x1ccbbab rtl_ssa::function_info::process_uses_of_deleted_def(rtl_ssa::set_info*) ../../gcc/gcc/rtl-ssa/changes.cc:252 0x1cce34f rtl_ssa::function_info::change_insns(array_slice) ../../gcc/gcc/rtl-ssa/changes.cc:799 0x1371843 ldp_bb_info::fuse_pair(bool, unsigned int, int, rtl_ssa::insn_inf= o*, rtl_ssa::insn_info*, base_cand&, rtl_ssa::insn_range_info const&) ../../gcc/gcc/config/aarch64/aarch64-ldp-fusion.cc:1520 0x1374663 ldp_bb_info::try_fuse_pair(bool, unsigned int, rtl_ssa::insn_info= *, rtl_ssa::insn_info*) ../../gcc/gcc/config/aarch64/aarch64-ldp-fusion.cc:2217 0x1374a8f ldp_bb_info::merge_pairs(std::__cxx11::list >&, std::__cxx11::list >&, bool, unsigned int) ../../gcc/gcc/config/aarch64/aarch64-ldp-fusion.cc:2306 0x1377bfb ldp_bb_info::transform_for_base(int, access_group&) ../../gcc/gcc/config/aarch64/aarch64-ldp-fusion.cc:2339 0x1377bfb void ldp_bb_info::traverse_base_map, int_hash >, access_group, simple_hashmap_traits, int_hash > >, access_group> > >(ordered_hash_map, int_hash >, access_group, simple_hashmap_traits, int_hash > >, access_group> >&) ../../gcc/gcc/config/aarch64/aarch64-ldp-fusion.cc:2398 0x136e29b ldp_bb_info::transform() ../../gcc/gcc/config/aarch64/aarch64-ldp-fusion.cc:2406 0x136e29b ldp_fusion_bb(rtl_ssa::bb_info*) ../../gcc/gcc/config/aarch64/aarch64-ldp-fusion.cc:2634 0x136ee93 ldp_fusion() ../../gcc/gcc/config/aarch64/aarch64-ldp-fusion.cc:2643 0x136eefb execute ../../gcc/gcc/config/aarch64/aarch64-ldp-fusion.cc:2693=