Received: from mail-qt1-f178.google.com (mail-qt1-f178.google.com [209.85.160.178]) by nld3-dev1.alpinelinux.org (Postfix) with ESMTPS id D24AA781831 for <~alpine/users@lists.alpinelinux.org>; Sat, 16 May 2020 05:19:25 +0000 (UTC) Received: by mail-qt1-f178.google.com with SMTP id i68so3905708qtb.5 for <~alpine/users@lists.alpinelinux.org>; Fri, 15 May 2020 22:19:25 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:from:date:message-id:subject:to; bh=LD1q+egzcccTmzLQNzVLRg9OYh9LRcFAlpoYeDksxBc=; b=blr+WE8N41IfNwb4ltzr/93jQvKz5jFOnu+Er5IgcIfBJ43c3gcafYYqmOzUGX9+YM vMLUAPiMVX/CvAg3i6yxKr1aKbNEhg7eRX8Q0X9pTEeAj8ZMODWsYj4mXDrwf5JVhade jbxpPVhlG9aD0L6zXSJYc4FbSN9S38/Aq/n2z5AUmMQLZZNLipM74+YpsFwH7IYhsTM8 fECj7WQl7DHNpioc6CbCOaNeSa0JfL3+u4pCD8MPe1hlsgrcXHWXn141Jizi15kcBYmg a4aRImNWYb7h+HHmnMMRDfFviYpW6XKySdvzusaMdDJy9ynl39ALFcwcvo9ZvroZo/Vj C3jQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:from:date:message-id:subject:to; bh=LD1q+egzcccTmzLQNzVLRg9OYh9LRcFAlpoYeDksxBc=; b=QjaIFrdAQFQNZyrx1FgcwdtGxhZAVSy+8XNaCfKRJcFni4EJ/aruoFiClXmpl/LEKm Z22tq2HAyLZ1eMW9c+4Bc42MOOvgwdZwxGN0yE16dSA2DHdYvGVInTxixFVW3YAgTGzv Zk+7GqHvoH91iscHVuNC3QRwQkzeLk9x0ykvT6G5EUJ6S7pJby0/DNgOM7Bed67qCOMc PCa1INQw1kEgRGnbWnAvTkyMjhEraSegXilXuloOMll4OoGl/hhMqc69JVHlFSSm1ZoI rDr6WzQI/1Sn/tWf8JpK5KQny5J2g01Hm/VWS6RCCmxueYS1sJwUietuZT9QnQmQEg3Q IW7Q== X-Gm-Message-State: AOAM530VFPkdUEsBfSt9yCHIJYP3favw1bjB1Pyzeo1TJQvVreMnwmHJ MwieWIaBObED4UbflGLLU7SytFchbM4i8Q4f7HEybiy6 X-Google-Smtp-Source: ABdhPJyArzjOFffHTK/V2IQBMWRRuWjUYw4GN166A0h2I81OvvydmZeZw8jXAvfICe+uemS3o+WeIzifb3LwTyFEq3g= X-Received: by 2002:aed:24a1:: with SMTP id t30mr6620235qtc.93.1589606364646; Fri, 15 May 2020 22:19:24 -0700 (PDT) MIME-Version: 1.0 From: Srinivasan J Date: Sat, 16 May 2020 10:43:37 +0530 Message-ID: Subject: Need to use optimized version of memcpy/memcmp in x86_64 application To: ~alpine/users@lists.alpinelinux.org Content-Type: text/plain; charset="UTF-8" Hi, I need to use optimized version of memcpy/memcmp functions in an application running in Alpine Linux 3.11. Since musl-libc does not support AVX/SSE4.1 instructions in memcpy/memcmp functions, please let me know what options I have. I was thinking If i could use glibc-compat from https://github.com/sgerrand/alpine-pkg-glibc/releases . Since I am also worried about compatibility/stability, I am looking for guidance from users here. Regards, Srini