From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-ed1-x535.google.com (mail-ed1-x535.google.com [IPv6:2a00:1450:4864:20::535]) by sourceware.org (Postfix) with ESMTPS id 5DFAC385843A for ; Wed, 5 Apr 2023 18:20:41 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 5DFAC385843A Authentication-Results: sourceware.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=gmail.com Received: by mail-ed1-x535.google.com with SMTP id i5so143486298eda.0 for ; Wed, 05 Apr 2023 11:20:41 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; t=1680718839; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:from:to:cc:subject:date :message-id:reply-to; bh=NuccVGqWlPwBgmZ4Xsnuha1u4KIFr6F7ntVufyRA2D0=; b=dEbcB42Hjcr7teo3k9Bbko1HZzCSyV5D3YHxuEpGydWpJ8w8CJkK1MbRyUG8XGyO3C YRXg+iXee3R1uHviQefQZ+FBCt20mklh3b6dwCkGmkRkz6IvWsVdn9Vam6NP5DCdsx9j 4eStX5lxaQELX6WBYkyW0Ea3UeSgGVkzjPcvY/ZoTOAB+0ayvL9i1iVdgyk9g7vpaF2e pG9B/q0ffxvIiQL+VqLP9336JogHTL0VoWFRJHakiSSm+R3csyPtN9EDHkPoz3kHlEsu PycBRqSAYvZQe51ZilHBX/BfbN+lmgNNlDsC3grwXen0D0B4TtU6JVDxl5mqFUylxUgk fKNA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; t=1680718839; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=NuccVGqWlPwBgmZ4Xsnuha1u4KIFr6F7ntVufyRA2D0=; b=W7CEYhyAfrEMFL0eNKw+8rurRbAk6y5JWqwYSrAkZf4pbW0gO17rjGVVcV2ytkzCA0 fWbg7ZZxEwrWEfVAjTXSe78T8QZ0XG+ytJ/2+mR2yqM2Cv1ylNFMt7CbjWti5ywAsA4q 89kHdo6MEJlEiJh7mun3aQ8h3ThoGu4ugbStJWZYYuLs3dxIwltXcE27OHCtb6r5ndzd zQuy2/Q/7joQe55oB3lTHeyXH7NuGPC3qEwyJ0DqGpnCjW5A9mVhvwjpUBJBWTJ6xsxr pcICE99sG/xt8ndvgYTgdgT97OSHnvY2n+MnRr0zZ8BqVO/1AkHcdvRPQO4sEIPO5TOT Hl4w== X-Gm-Message-State: AAQBX9clKQS16TspjLBlSINCBKgKZZuZlKLh5naGYeWFOpjJPzbKS/IZ NNV/HS8HmYFWXxfwP1PU+/97uMEUtygCB/YZahI= X-Google-Smtp-Source: AKy350ag/YXOqBdNXdP4TcrtJAhDejZLcSu7thw2RKRM6zPjM4Q621Ty5uJPI/0MW6Q8scaXXgoUCzlZH/n5Qdzxl/Q= X-Received: by 2002:a17:907:6e91:b0:8f1:4c6a:e72 with SMTP id sh17-20020a1709076e9100b008f14c6a0e72mr2130161ejc.0.1680718839522; Wed, 05 Apr 2023 11:20:39 -0700 (PDT) MIME-Version: 1.0 References: <20230405162144.984598-1-hjl.tools@gmail.com> <20230405162144.984598-5-hjl.tools@gmail.com> In-Reply-To: <20230405162144.984598-5-hjl.tools@gmail.com> From: Noah Goldstein Date: Wed, 5 Apr 2023 13:20:28 -0500 Message-ID: Subject: Re: [PATCH 04/19] : Add BUS_LOCK_DETECT support To: "H.J. Lu" Cc: libc-alpha@sourceware.org Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Spam-Status: No, score=-9.5 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM,GIT_PATCH_0,RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS,TXREP autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: On Wed, Apr 5, 2023 at 11:22=E2=80=AFAM H.J. Lu via Libc-alpha wrote: > > Add Bus lock debug exceptions (BUS_LOCK_DETECT) support to > . > --- > manual/platform.texi | 3 +++ > sysdeps/x86/bits/platform/x86.h | 2 +- > sysdeps/x86/tst-get-cpu-features.c | 1 + > 3 files changed, 5 insertions(+), 1 deletion(-) > > diff --git a/manual/platform.texi b/manual/platform.texi > index 9251b63e47..78ee39f650 100644 > --- a/manual/platform.texi > +++ b/manual/platform.texi > @@ -276,6 +276,9 @@ extensions. > @item > @code{BMI2} -- BMI2 instructions. > > +@item > +@code{BUS_LOCK_DETECT} -- Bus lock debug exceptions. > + > @item > @code{CLDEMOTE} -- CLDEMOTE instruction. > > diff --git a/sysdeps/x86/bits/platform/x86.h b/sysdeps/x86/bits/platform/= x86.h > index c9189fa248..e25f1ac53c 100644 > --- a/sysdeps/x86/bits/platform/x86.h > +++ b/sysdeps/x86/bits/platform/x86.h > @@ -187,7 +187,7 @@ enum > instructions in 64-bit mode. */ > x86_cpu_RDPID =3D x86_cpu_index_7_ecx + 22, > x86_cpu_KL =3D x86_cpu_index_7_ecx + 23, > - x86_cpu_INDEX_7_ECX_24 =3D x86_cpu_index_7_ecx + 24, > + x86_cpu_BUS_LOCK_DETECT =3D x86_cpu_index_7_ecx + 24, > x86_cpu_CLDEMOTE =3D x86_cpu_index_7_ecx + 25, > x86_cpu_INDEX_7_ECX_26 =3D x86_cpu_index_7_ecx + 26, > x86_cpu_MOVDIRI =3D x86_cpu_index_7_ecx + 27, > diff --git a/sysdeps/x86/tst-get-cpu-features.c b/sysdeps/x86/tst-get-cpu= -features.c > index 5f5cd3e448..dcb735ddd6 100644 > --- a/sysdeps/x86/tst-get-cpu-features.c > +++ b/sysdeps/x86/tst-get-cpu-features.c > @@ -147,6 +147,7 @@ do_test (void) > CHECK_CPU_FEATURE_PRESENT (LA57); > CHECK_CPU_FEATURE_PRESENT (RDPID); > CHECK_CPU_FEATURE_PRESENT (KL); > + CHECK_CPU_FEATURE_PRESENT (BUS_LOCK_DETECT); > CHECK_CPU_FEATURE_PRESENT (CLDEMOTE); > CHECK_CPU_FEATURE_PRESENT (MOVDIRI); > CHECK_CPU_FEATURE_PRESENT (MOVDIR64B); > -- > 2.39.2 > Rename 'bit_cpu_INDEX_7_ECX_24' in cpu-features.h?