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From: "clyon at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug target/99727] [11 Regression] MVE: ICE (segfault) in arm_print_operand at -O3 since r11-6616-g25bef689 Date: Tue, 23 Mar 2021 21:55:38 +0000 [thread overview] Message-ID: <bug-99727-4-iKRg7KOD7C@http.gcc.gnu.org/bugzilla/> (raw) In-Reply-To: <bug-99727-4@http.gcc.gnu.org/bugzilla/> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99727 Christophe Lyon <clyon at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |NEW Last reconfirmed| |2021-03-23 Ever confirmed|0 |1 --- Comment #2 from Christophe Lyon <clyon at gcc dot gnu.org> --- Looks like a constraint problem: I kept the Um constraint as used by Neon, while MVE needs Ux. This patch fixes the ICE: diff --git a/gcc/config/arm/mve.md b/gcc/config/arm/mve.md index 440fd6a..1351863 100644 --- a/gcc/config/arm/mve.md +++ b/gcc/config/arm/mve.md @@ -10858,7 +10858,7 @@ (define_insn "arm_vcx3q<a>_p_v16qi" ) (define_insn "*movmisalign<mode>_mve_store" - [(set (match_operand:MVE_VLD_ST 0 "neon_permissive_struct_operand" "=Um") + [(set (match_operand:MVE_VLD_ST 0 "neon_permissive_struct_operand" "=Ux") (unspec:MVE_VLD_ST [(match_operand:MVE_VLD_ST 1 "s_register_operand" " w")] UNSPEC_MISALIGNED_ACCESS))] "((TARGET_HAVE_MVE && VALID_MVE_SI_MODE (<MODE>mode)) @@ -10871,7 +10871,7 @@ (define_insn "*movmisalign<mode>_mve_store" (define_insn "*movmisalign<mode>_mve_load" [(set (match_operand:MVE_VLD_ST 0 "s_register_operand" "=w") - (unspec:MVE_VLD_ST [(match_operand:MVE_VLD_ST 1 "neon_permissive_struct_operand" " Um")] + (unspec:MVE_VLD_ST [(match_operand:MVE_VLD_ST 1 "neon_permissive_struct_operand" " Ux")] UNSPEC_MISALIGNED_ACCESS))] "((TARGET_HAVE_MVE && VALID_MVE_SI_MODE (<MODE>mode)) || (TARGET_HAVE_MVE_FLOAT && VALID_MVE_SF_MODE (<MODE>mode)))
next prev parent reply other threads:[~2021-03-23 21:55 UTC|newest] Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-03-23 12:45 [Bug target/99727] New: [11 Regression] MVE: ICE (segfault) in arm_print_operand at -O3 acoplan at gcc dot gnu.org 2021-03-23 12:45 ` [Bug target/99727] " acoplan at gcc dot gnu.org 2021-03-23 14:16 ` [Bug target/99727] [11 Regression] MVE: ICE (segfault) in arm_print_operand at -O3 since r11-6616-g25bef689 acoplan at gcc dot gnu.org 2021-03-23 21:55 ` clyon at gcc dot gnu.org [this message] 2021-03-24 8:32 ` rguenth at gcc dot gnu.org 2021-03-24 14:23 ` cvs-commit at gcc dot gnu.org 2021-03-24 14:24 ` clyon at gcc dot gnu.org 2021-03-24 14:28 ` acoplan at gcc dot gnu.org
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