From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id C84F73973001; Thu, 22 Oct 2020 11:42:40 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org C84F73973001 From: "doko at debian dot org" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/97528] New: [10/11 Regression] ICE in decompose_automod_address, at rtlanal.c:6298 (arm-linux-gnueabihf) Date: Thu, 22 Oct 2020 11:42:40 +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: 10.2.1 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: doko at debian dot org 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 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, 22 Oct 2020 11:42:40 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D97528 Bug ID: 97528 Summary: [10/11 Regression] ICE in decompose_automod_address, at rtlanal.c:6298 (arm-linux-gnueabihf) Product: gcc Version: 10.2.1 Status: UNCONFIRMED Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: doko at debian dot org Target Milestone: --- seen on the gcc-10 branch 2020-10-11 and trunk, building firefox. $ cat intrapred_neon.i typedef __simd64_int16_t a; typedef __simd64_uint16_t b; unsigned short c; int d; b e; void f() { unsigned short *dst =3D &c; int g =3D d, bw =3D 4; b dc =3D e; for (int h =3D 0; h < bw; h++) { unsigned short *i =3D dst; b j =3D dc; __builtin_neon_vst1v4hi((__builtin_neon_hi *)i, (a)j); dst +=3D g; } } $ gcc -o intrapred_neon.o -c -O1 -mfpu=3Dneon intrapred_neon.i during RTL pass: reload /home/glandium/firefox-esr-78.4.0esr/third_party/aom/aom_dsp/arm/intrapred_= neon.c: In function 'aom_highbd_dc_predictor_4x4_neon': /home/glandium/firefox-esr-78.4.0esr/third_party/aom/aom_dsp/arm/intrapred_= neon.c:589:188: internal compiler error: in decompose_automod_address, at rtlanal.c:6298 0x6cda45 decompose_automod_address ../../src/gcc/rtlanal.c:6298 0x6cda45 decompose_address(address_info*, rtx_def**, machine_mode, unsigned char, rtx_code) ../../src/gcc/rtlanal.c:6463 0x6cdb19 decompose_mem_address(address_info*, rtx_def*) ../../src/gcc/rtlanal.c:6486 0x59a67b process_address_1 ../../src/gcc/lra-constraints.c:3374 0x59c4cd process_address ../../src/gcc/lra-constraints.c:3648 0x59c4cd curr_insn_transform ../../src/gcc/lra-constraints.c:3963 0x5a088f lra_constraints(bool) ../../src/gcc/lra-constraints.c:5036 0x58e7a5 lra(_IO_FILE*) ../../src/gcc/lra.c:2443 0x54f331 do_reload ../../src/gcc/ira.c:5527 0x54f331 execute ../../src/gcc/ira.c:5713 Please submit a full bug report, with preprocessed source if appropriate. gcc-10 was configured with=20 --with-arch=3Darmv7-a --with-fpu=3Dvfpv3-d16 --with-float=3Dhard --with-mod= e=3Dthumb=20 --enable-checking=3Dyes,extra,rtl --enable-default-pie gcc trunk was configure with --enable-checking=3Dyes=