From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 046963857C47; Tue, 4 Aug 2020 03:15:17 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 046963857C47 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1596510918; bh=BHsmmtHz0WnTCkGNdFJEIiPELtzTsDTu8rSAL2kKl9w=; h=From:To:Subject:Date:From; b=Ahyk/z97FCR4EXHsq0jKbE1onAnoeaBac6/EbDRDRE3lFaACKpyYQgN46kLZjoUpt kThYYYcrg1MsuIPkKNAKwBenSysxbLuDOFltqd/ZaEa32SWG6lNU9Ovzr2IpJVvtPv MbgJGoBXqxRwSI43FQHcD3qAi1ecdmuGu/9Cr22E= From: "asolokha at gmx dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/96448] New: ICE: maximum number of generated reload insns per insn achieved (90) Date: Tue, 04 Aug 2020 03:15:17 +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: 11.0 X-Bugzilla-Keywords: 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 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: Tue, 04 Aug 2020 03:15:18 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D96448 Bug ID: 96448 Summary: ICE: maximum number of generated reload insns per insn achieved (90) Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: asolokha at gmx dot com Target Milestone: --- Target: powerpc-*-linux-gnu Probably another invalid target issue, but still=E2=80=A6 gcc-11.0.0-alpha20200802 snapshot (g:6e46b3f3da5c03bc529b3690dd0995927feb91= 42) configured for a 32-bit BE powerpc target ICEs when compiling the following testcase, extracted from test/CodeGen/x86-inline-asm-min-vector-width.c from clang 10.0.1 test suite, w/ -mcpu=3Dpower10: typedef long long __m256i __attribute__ ((vector_size (32))); __m256i testYMMout(__m256i *p) { __m256i ymm0; __asm__("vmovdqu %1, %0" :"=3Dv"(ymm0) : "m"(*(__m256i*)p)); return ymm0; } % powerpc-e300c3-linux-gnu-gcc-11.0.0 -mcpu=3Dpower10 -w -c dcbvmywg.c dcbvmywg.c: In function 'testYMMout': dcbvmywg.c:5:3: note: the layout of aggregates containing vectors with 32-b= yte alignment has changed in GCC 5 5 | __asm__("vmovdqu %1, %0" :"=3Dv"(ymm0) : "m"(*(__m256i*)p)); | ^~~~~~~ during RTL pass: reload dcbvmywg.c:7:1: internal compiler error: maximum number of generated reload insns per insn achieved (90) 7 | } | ^ 0xc1ddd0 lra_constraints(bool) =20=20=20=20=20=20=20 /var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-11.0.0_alpha20200802/wo= rk/gcc-11-20200802/gcc/lra-constraints.c:4954 0xc07540 lra(_IO_FILE*) =20=20=20=20=20=20=20 /var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-11.0.0_alpha20200802/wo= rk/gcc-11-20200802/gcc/lra.c:2415 0xbbea4c do_reload =20=20=20=20=20=20=20 /var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-11.0.0_alpha20200802/wo= rk/gcc-11-20200802/gcc/ira.c:5525 0xbbea4c execute =20=20=20=20=20=20=20 /var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-11.0.0_alpha20200802/wo= rk/gcc-11-20200802/gcc/ira.c:5711=