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Lu" X-Patchwork-Id: 40690 Return-Path: X-Original-To: patchwork@sourceware.org Delivered-To: patchwork@sourceware.org Received: from server2.sourceware.org (localhost [IPv6:::1]) by sourceware.org (Postfix) with ESMTP id 58EB53943400; Thu, 8 Oct 2020 16:12:41 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 58EB53943400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sourceware.org; s=default; t=1602173561; bh=ev0Y5aDm1GTd1ZEHl2uheAetb+bsiU9dXE/ANzttkdg=; h=To:Subject:Date:In-Reply-To:References:List-Id:List-Unsubscribe: List-Archive:List-Post:List-Help:List-Subscribe:From:Reply-To: From; b=PJZiYW2s0JgQn3ej445I6XXPey5Oqe5Iqh1ECW5KHJ+j0sojpk1FH12dd6t0qyo+L 9hpRtAxPcaiMbOedzaUmzCP7tPHizEvCKlBDtMGmszbxMUPNAN+D3BbeqZeu6nSNYL JF1YfCO5MqhKqOfdJxpLEvWKkVsbCxbu4pz3v+Us= X-Original-To: libc-alpha@sourceware.org Delivered-To: libc-alpha@sourceware.org Received: from mail-pf1-x430.google.com (mail-pf1-x430.google.com [IPv6:2607:f8b0:4864:20::430]) by sourceware.org (Postfix) with ESMTPS id A86A93887012 for ; Thu, 8 Oct 2020 16:12:38 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.3.2 sourceware.org A86A93887012 Received: by mail-pf1-x430.google.com with SMTP id x22so4357871pfo.12 for ; Thu, 08 Oct 2020 09:12:38 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=ev0Y5aDm1GTd1ZEHl2uheAetb+bsiU9dXE/ANzttkdg=; b=gj8TCNG/65r5Xx90YzO56mKoghYnpz8H+8AvKsvVL5VBEIRAfDTY41snxv2zxzla8E oPfaNhciEZ0Fx7OU7Y44M/8KIyd2nhqE+q+gzmJ4tEFhHkWqQj/YxLTn/4/0spwjEYe8 D3NBYQcSaL3dipYuqz0R8HMoAav+z5sSR/Lb/sFx45xrVZqfTiga35YHcUzq7eQjPKHB ckcF2DqhmgEPsc9j+vr+1GG+OA+2c55xcIcA8fzhpB+hWTDRH+RhDnKtI2egfozt8jE9 CjUU7jLOxvVOqaLYQnOBd/WwQ7Xfsk9Zp+hHxizWat5Bq5dgxuALzkaeEn2KT6g8oPCg a47w== X-Gm-Message-State: AOAM530R08iUBLWOjW/RHjfm8zYCC8KUpPVZ5FfMY8DR1aZF/3hybYDo ws+7LRSapsuZJ8yz3AJ1sYtf2Rpgh8M= X-Google-Smtp-Source: ABdhPJyzGi25F3v9OmFBCv97Ip0LXeoQYLoURaC1LKsryQBWXqwnYLio5VouDgLcrxgjUNgqWC+XjA== X-Received: by 2002:a63:fc08:: with SMTP id j8mr7903901pgi.138.1602173557354; Thu, 08 Oct 2020 09:12:37 -0700 (PDT) Received: from gnu-cfl-2.localdomain (c-69-181-90-243.hsd1.ca.comcast.net. [69.181.90.243]) by smtp.gmail.com with ESMTPSA id j12sm7841116pjd.36.2020.10.08.09.12.33 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 08 Oct 2020 09:12:34 -0700 (PDT) Received: from gnu-cfl-2.localdomain (localhost [IPv6:::1]) by gnu-cfl-2.localdomain (Postfix) with ESMTP id CB1711A0155 for ; Thu, 8 Oct 2020 09:12:32 -0700 (PDT) To: libc-alpha@sourceware.org Subject: [PATCH 1/5] : Add Intel UINTR support Date: Thu, 8 Oct 2020 09:12:28 -0700 Message-Id: <20201008161232.135513-2-hjl.tools@gmail.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20201008161232.135513-1-hjl.tools@gmail.com> References: <20201008161232.135513-1-hjl.tools@gmail.com> MIME-Version: 1.0 X-Spam-Status: No, score=-3040.7 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=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on server2.sourceware.org X-BeenThere: libc-alpha@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Libc-alpha mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-Patchwork-Original-From: "H.J. Lu via Libc-alpha" From: "H.J. Lu" Reply-To: "H.J. Lu" Errors-To: libc-alpha-bounces@sourceware.org Sender: "Libc-alpha" Add Intel UINTR support to . --- manual/platform.texi | 3 +++ sysdeps/x86/sys/platform/x86.h | 6 +++--- sysdeps/x86/tst-get-cpu-features.c | 1 + 3 files changed, 7 insertions(+), 3 deletions(-) diff --git a/manual/platform.texi b/manual/platform.texi index 95b0ed0642..0dd12a4353 100644 --- a/manual/platform.texi +++ b/manual/platform.texi @@ -583,6 +583,9 @@ using a TSC deadline value. @item @code{TSXLDTRK} -- TSXLDTRK instructions. +@item +@code{UINTR} -- User interrupts. + @item @code{UMIP} -- User-mode instruction prevention. diff --git a/sysdeps/x86/sys/platform/x86.h b/sysdeps/x86/sys/platform/x86.h index 2ba6d3c4f2..22bb28449d 100644 --- a/sysdeps/x86/sys/platform/x86.h +++ b/sysdeps/x86/sys/platform/x86.h @@ -241,7 +241,7 @@ extern const struct cpu_features *__x86_get_cpu_features (unsigned int) #define bit_cpu_AVX512_4VNNIW (1u << 2) #define bit_cpu_AVX512_4FMAPS (1u << 3) #define bit_cpu_FSRM (1u << 4) -#define bit_cpu_INDEX_7_EDX_5 (1u << 5) +#define bit_cpu_UINTR (1u << 5) #define bit_cpu_INDEX_7_EDX_6 (1u << 6) #define bit_cpu_INDEX_7_EDX_7 (1u << 7) #define bit_cpu_AVX512_VP2INTERSECT (1u << 8) @@ -460,7 +460,7 @@ extern const struct cpu_features *__x86_get_cpu_features (unsigned int) #define index_cpu_AVX512_4VNNIW COMMON_CPUID_INDEX_7 #define index_cpu_AVX512_4FMAPS COMMON_CPUID_INDEX_7 #define index_cpu_FSRM COMMON_CPUID_INDEX_7 -#define index_cpu_INDEX_7_EDX_5 COMMON_CPUID_INDEX_7 +#define index_cpu_UINTR COMMON_CPUID_INDEX_7 #define index_cpu_INDEX_7_EDX_6 COMMON_CPUID_INDEX_7 #define index_cpu_INDEX_7_EDX_7 COMMON_CPUID_INDEX_7 #define index_cpu_AVX512_VP2INTERSECT COMMON_CPUID_INDEX_7 @@ -679,7 +679,7 @@ extern const struct cpu_features *__x86_get_cpu_features (unsigned int) #define reg_AVX512_4VNNIW edx #define reg_AVX512_4FMAPS edx #define reg_FSRM edx -#define reg_INDEX_7_EDX_5 edx +#define reg_UINTR edx #define reg_INDEX_7_EDX_6 edx #define reg_INDEX_7_EDX_7 edx #define reg_AVX512_VP2INTERSECT edx diff --git a/sysdeps/x86/tst-get-cpu-features.c b/sysdeps/x86/tst-get-cpu-features.c index d11eac9853..d160f7c7a1 100644 --- a/sysdeps/x86/tst-get-cpu-features.c +++ b/sysdeps/x86/tst-get-cpu-features.c @@ -182,6 +182,7 @@ do_test (void) CHECK_CPU_FEATURE (AVX512_4VNNIW); CHECK_CPU_FEATURE (AVX512_4FMAPS); CHECK_CPU_FEATURE (FSRM); + CHECK_CPU_FEATURE (UINTR); CHECK_CPU_FEATURE (AVX512_VP2INTERSECT); CHECK_CPU_FEATURE (MD_CLEAR); CHECK_CPU_FEATURE (SERIALIZE);