From: "Andre Vieira (lists)" <andre.simoesdiasvieira@arm.com>
To: kyrylo Tkachov <Kyrylo.Tkachov@arm.com>
Cc: GCC Patches <gcc-patches@gcc.gnu.org>
Subject: Re: [arm] MVE: Relax addressing modes for full loads and stores
Date: Mon, 7 Mar 2022 14:16:31 +0000 [thread overview]
Message-ID: <b65e6ef8-5e60-d527-edd5-54d29e6ea773@arm.com> (raw)
In-Reply-To: <CAKhMtSJdJDVx=qidO=npZtnAfm_UGQOq4po=zc-7RQhYYjFyMw@mail.gmail.com>
On 17/01/2022 07:48, Christophe Lyon wrote:
> Hi André,
>
> On Fri, Jan 14, 2022 at 6:03 PM Andre Vieira (lists) via Gcc-patches
> <gcc-patches@gcc.gnu.org> wrote:
>
> Hi Christophe,
>
> This patch relaxes the addressing modes for the mve full load and
> stores
> (by full loads and stores I mean non-widening or narrowing loads and
> stores resp). The code before was requiring a LO_REGNUM for these,
> where
> this is only a requirement if the load is widening or the store
> narrowing.
>
> So with this your patch should not be necessary.
>
> Regression tested on arm-none-eabi-gcc. Can you please confirm this
> fixes the issue you were seeing too?
>
>
> Yes, I confirm this fixes the problem I was fixing with my patch #15
> in my MVE/VCMP/VCOND series.
> I'll drop it.
>
> Thanks!
>
> Christophe
>
>
> gcc/ChangeLog:
>
> * config/arm/arm.h (MVE_STN_LDW_MODE): New MACRO.
> * config/arm/arm.c (mve_vector_mem_operand): Relax
> constraint on
> base register for non widening loads or narrowing stores.
>
>
> Kind Regards,
> Andre Vieira
>
Ping, I noticed this also fixes PR 104790.
Kind regards,
Andre
next prev parent reply other threads:[~2022-03-07 14:17 UTC|newest]
Thread overview: 54+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-01-13 14:56 [PATCH v3 00/15] ARM/MVE use vectors of boolean for predicates Christophe Lyon
2022-01-13 14:56 ` [PATCH v3 01/15] arm: Add new tests for comparison vectorization with Neon and MVE Christophe Lyon
2022-01-13 14:56 ` [PATCH v3 02/15] arm: Add tests for PR target/100757 Christophe Lyon
2022-01-13 14:56 ` [PATCH v3 03/15] arm: Add tests for PR target/101325 Christophe Lyon
2022-01-13 14:56 ` [PATCH v3 04/15] arm: Add GENERAL_AND_VPR_REGS regclass Christophe Lyon
2022-01-19 18:17 ` Andre Vieira (lists)
2022-01-20 9:14 ` Christophe Lyon
2022-01-20 9:43 ` Andre Vieira (lists)
2022-01-20 10:40 ` Richard Sandiford
2022-01-20 10:45 ` Andre Vieira (lists)
2022-01-27 16:21 ` Kyrylo Tkachov
2022-01-13 14:56 ` [PATCH v3 05/15] arm: Add support for VPR_REG in arm_class_likely_spilled_p Christophe Lyon
2022-01-19 18:25 ` Andre Vieira (lists)
2022-01-20 9:20 ` Christophe Lyon
2022-01-13 14:56 ` [PATCH v3 06/15] arm: Fix mve_vmvnq_n_<supf><mode> argument mode Christophe Lyon
2022-01-19 19:03 ` Andre Vieira (lists)
2022-01-20 9:23 ` Christophe Lyon
2022-01-20 9:38 ` Andre Simoes Dias Vieira
2022-01-20 9:44 ` Christophe Lyon
2022-01-20 10:45 ` Richard Sandiford
2022-01-20 11:06 ` Andre Vieira (lists)
2022-01-13 14:56 ` [PATCH v3 07/15] arm: Implement MVE predicates as vectors of booleans Christophe Lyon
2022-01-21 11:20 ` Andre Vieira (lists)
2022-01-21 22:30 ` Christophe Lyon
2022-01-27 16:28 ` Kyrylo Tkachov
2022-01-27 18:10 ` Christophe Lyon
2022-01-31 18:01 ` Richard Sandiford
2022-01-31 22:57 ` Christophe Lyon
2022-02-01 3:42 ` Richard Sandiford
2022-02-02 16:51 ` Christophe Lyon
2022-02-04 9:42 ` Richard Sandiford
2022-02-04 9:54 ` Richard Sandiford
2022-02-17 15:39 ` Christophe Lyon
2022-02-21 18:18 ` Richard Sandiford
2022-01-13 14:56 ` [PATCH v3 08/15] arm: Implement auto-vectorized MVE comparisons with vectors of boolean predicates Christophe Lyon
2022-01-27 16:37 ` Kyrylo Tkachov
2022-01-13 14:56 ` [PATCH v3 09/15] arm: Fix vcond_mask expander for MVE (PR target/100757) Christophe Lyon
2022-01-27 16:55 ` Kyrylo Tkachov
2022-01-13 14:56 ` [PATCH v3 10/15] arm: Convert remaining MVE vcmp builtins to predicate qualifiers Christophe Lyon
2022-01-13 14:56 ` [PATCH v3 11/15] arm: Convert more MVE " Christophe Lyon
2022-01-13 14:56 ` [PATCH v3 12/15] arm: Convert more load/store " Christophe Lyon
2022-01-27 16:56 ` Kyrylo Tkachov
2022-01-13 14:56 ` [PATCH v3 13/15] arm: Convert more MVE/CDE " Christophe Lyon
2022-01-27 16:56 ` Kyrylo Tkachov
2022-01-13 14:56 ` [PATCH v3 14/15] arm: Add VPR_REG to ALL_REGS Christophe Lyon
2022-01-13 14:56 ` [PATCH v3 15/15] arm: Fix constraint check for V8HI in mve_vector_mem_operand Christophe Lyon
2022-01-14 17:03 ` [arm] MVE: Relax addressing modes for full loads and stores Andre Vieira (lists)
2022-01-17 7:48 ` Christophe Lyon
2022-03-07 14:16 ` Andre Vieira (lists) [this message]
2022-03-07 16:14 ` Kyrylo Tkachov
2022-01-14 13:18 ` [PATCH v3 00/15] ARM/MVE use vectors of boolean for predicates Christophe Lyon
2022-01-14 13:33 ` Richard Biener
2022-01-14 14:22 ` Kyrylo Tkachov
2022-01-26 8:40 ` Christophe Lyon
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