From patchwork Thu Aug 15 02:08:57 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jan Bobek X-Patchwork-Id: 11094893 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 33F466C5 for ; Thu, 15 Aug 2019 02:24:56 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 23B40287AF for ; Thu, 15 Aug 2019 02:24:56 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 17AFF287B7; Thu, 15 Aug 2019 02:24:56 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.0 required=2.0 tests=BAYES_00,DKIM_ADSP_CUSTOM_MED, DKIM_INVALID,DKIM_SIGNED,FREEMAIL_FROM,MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id B7D6A287AF for ; Thu, 15 Aug 2019 02:24:55 +0000 (UTC) Received: from localhost ([::1]:37476 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1hy5Re-0007AO-AS for patchwork-qemu-devel@patchwork.kernel.org; Wed, 14 Aug 2019 22:24:54 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:46753) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1hy5DO-000642-89 for qemu-devel@nongnu.org; Wed, 14 Aug 2019 22:10:12 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hy5DN-0008M6-40 for qemu-devel@nongnu.org; Wed, 14 Aug 2019 22:10:10 -0400 Received: from mail-yw1-xc41.google.com ([2607:f8b0:4864:20::c41]:37209) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1hy5DM-0008Lc-WB for qemu-devel@nongnu.org; Wed, 14 Aug 2019 22:10:09 -0400 Received: by mail-yw1-xc41.google.com with SMTP id u141so299473ywe.4 for ; Wed, 14 Aug 2019 19:10:08 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=FGM8eT13pPvn1x4FTXreLbDofICNdY8w6Z3TGTQoeOg=; b=VzVioL2CPY4MkLbj0A6n5toJsIfwtgeTuPU9tupBey8tzHrUagYXX8OY4lIciW/XQL LZRuMchMJi8x+BVravAIqtXbrgiW+g7uDu7cNN7iQY8AIZFQFRScEQh9bG+37U8Clszz zvNaF9QbIG0hf15QcSEE7PoHwVkt0ebeDbqUdMxFrm0TT7bCtku6wdjF64x+L0n5hWoM HfcH5Nh6DKvfhP3kjYMQ73UQnF5OZYczaHPmmuFTxZyIR5XL3AIdRipvlV42tP3dKTrc OFj6fclAIxRxBrEHFXAtJf3DLoHLlawc15/vkoY5eLE0dSFc9rmIDBi3jXtJ0sQuLDUH 4RNA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=FGM8eT13pPvn1x4FTXreLbDofICNdY8w6Z3TGTQoeOg=; b=rzaBT5YyULNz6drijE0TRwgk7yOxmB98SqROtq6YwpKXygBioTGQXCYAoQjQqZYA3y SARBW8DkpPXWeYPslEb59svHb0KLhBb4H1FXLfUHvg75mmQBaQXm/Qur9ydzlTnBzf9a 9nqBnfYe5GQlO9XM7rYR+eo4njinNu2p5By+RZS0/T0yZCFcj0i7zHD3qbIiX1y70OxG 0g+48BnbmYEfRlZtLPzI6+hyxpI3gzv7HHaScisxNaH+MfMSxCk0tu2m09eCTLlu2i+d /14PBoH3D6C9oABto0e5giRuUe5iaco3e7VG31k/TfmgbUP/mpOIvifNju4Q1iVwB0Ex fEFA== X-Gm-Message-State: APjAAAWXkglj0bisz60iDWhVEev/DhGvqJBRgMMta3e9+zBD2J3ZCGnR lDYLJJ8edrQm0lIKyHgQhjQ+StWM X-Google-Smtp-Source: APXvYqwJtwHKwj9CfQ6A0wXDRKvLyibzb5QuAxa31mdKAXTNaDia8Lsul0j+HRlaBL53ai0F1UqcdA== X-Received: by 2002:a81:a705:: with SMTP id e5mr1568738ywh.445.1565835008326; Wed, 14 Aug 2019 19:10:08 -0700 (PDT) Received: from dionysus.attlocal.net ([2601:c0:c67f:e390:8a9a:e33f:caf8:f018]) by smtp.gmail.com with ESMTPSA id j3sm374882ywk.21.2019.08.14.19.10.07 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 14 Aug 2019 19:10:07 -0700 (PDT) From: Jan Bobek To: qemu-devel@nongnu.org Date: Wed, 14 Aug 2019 22:08:57 -0400 Message-Id: <20190815020928.9679-16-jan.bobek@gmail.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190815020928.9679-1-jan.bobek@gmail.com> References: <20190815020928.9679-1-jan.bobek@gmail.com> MIME-Version: 1.0 X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2607:f8b0:4864:20::c41 Subject: [Qemu-devel] [RFC PATCH v3 15/46] target/i386: introduce function ck_cpuid X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Jan Bobek , =?utf-8?q?Alex_Benn=C3=A9e?= , Richard Henderson Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP Introduce a helper function to take care of instruction CPUID checks. Signed-off-by: Jan Bobek --- target/i386/translate.c | 48 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 48 insertions(+) diff --git a/target/i386/translate.c b/target/i386/translate.c index 6296a02991..0cffa2226b 100644 --- a/target/i386/translate.c +++ b/target/i386/translate.c @@ -4500,6 +4500,54 @@ static void gen_sse(CPUX86State *env, DisasContext *s, int b) #define tcg_gen_gvec_cmpgt(vece, dofs, aofs, bofs, oprsz, maxsz) \ tcg_gen_gvec_cmp(TCG_COND_GT, vece, dofs, aofs, bofs, oprsz, maxsz) +typedef enum { + CK_CPUID_MMX = 1, + CK_CPUID_3DNOW, + CK_CPUID_SSE, + CK_CPUID_SSE2, + CK_CPUID_CLFLUSH, + CK_CPUID_SSE3, + CK_CPUID_SSSE3, + CK_CPUID_SSE4_1, + CK_CPUID_SSE4_2, + CK_CPUID_SSE4A, + CK_CPUID_AVX, + CK_CPUID_AVX2, +} CkCpuidFeat; + +static int ck_cpuid(CPUX86State *env, DisasContext *s, CkCpuidFeat feat) +{ + switch (feat) { + case CK_CPUID_MMX: + return !(s->cpuid_features & CPUID_MMX) + || !(s->cpuid_ext2_features & CPUID_EXT2_MMX); + case CK_CPUID_3DNOW: + return !(s->cpuid_ext2_features & CPUID_EXT2_3DNOW); + case CK_CPUID_SSE: + return !(s->cpuid_features & CPUID_SSE); + case CK_CPUID_SSE2: + return !(s->cpuid_features & CPUID_SSE2); + case CK_CPUID_CLFLUSH: + return !(s->cpuid_features & CPUID_CLFLUSH); + case CK_CPUID_SSE3: + return !(s->cpuid_ext_features & CPUID_EXT_SSE3); + case CK_CPUID_SSSE3: + return !(s->cpuid_ext_features & CPUID_EXT_SSSE3); + case CK_CPUID_SSE4_1: + return !(s->cpuid_ext_features & CPUID_EXT_SSE41); + case CK_CPUID_SSE4_2: + return !(s->cpuid_ext_features & CPUID_EXT_SSE42); + case CK_CPUID_SSE4A: + return !(s->cpuid_ext3_features & CPUID_EXT3_SSE4A); + case CK_CPUID_AVX: + return !(s->cpuid_ext_features & CPUID_EXT_AVX); + case CK_CPUID_AVX2: + return !(s->cpuid_7_0_ebx_features & CPUID_7_0_EBX_AVX2); + default: + g_assert_not_reached(); + } +} + static void gen_sse_ng(CPUX86State *env, DisasContext *s, int b) { enum {