[{"id":3682024,"web_url":"http://patchwork.ozlabs.org/comment/3682024/","msgid":"","list_archive_url":null,"date":"2026-04-24T13:03:13","subject":"Re: [PATCH v3] target/s390x: Leverage 128-bit vector type in V{L,\n ST}L\n opcodes","submitter":{"id":72104,"url":"http://patchwork.ozlabs.org/api/people/72104/","name":"Richard Henderson","email":"richard.henderson@linaro.org"},"content":"On 4/24/26 20:43, Philippe Mathieu-Daudé wrote:\n> The access is unaligned (MO_UNALN), we can easily replace the 2\n> consecutive 64-bit calls by a single 128-bit one.\n> Considering atomicity of the new 128-bit access, the both opcodes\n> VLL (Vector Load with Length) and VSTL (Vector STore with Length)\n> access byte granularity, so use MO_ATOM_NONE.\n> \n> Signed-off-by: Philippe Mathieu-Daudé\n> ---\n> Based-on:<20260423135035.50126-1-philmd@linaro.org>\n> \n> v3:\n> - do not increase addr (Ilya)\n> - MO_ATOM_NONE (Richard)\n> ---\n> target/s390x/tcg/vec.h | 12 ++++++++++++\n> target/s390x/tcg/vec_helper.c | 17 ++++++-----------\n> 2 files changed, 18 insertions(+), 11 deletions(-)\n\nReviewed-by: Richard Henderson \n\nr~","headers":{"Return-Path":"","X-Original-To":"incoming@patchwork.ozlabs.org","Delivered-To":"patchwork-incoming@legolas.ozlabs.org","Authentication-Results":["legolas.ozlabs.org;\n\tdkim=fail reason=\"signature verification failed\" (2048-bit key;\n unprotected) header.d=linaro.org header.i=@linaro.org header.a=rsa-sha256\n header.s=google header.b=p0RYl03q;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org\n (client-ip=209.51.188.17; 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