From nobody Sun Feb 8 21:33:34 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; dkim=fail; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=gmail.com ARC-Seal: i=1; a=rsa-sha256; t=1557867684; cv=none; d=zoho.com; s=zohoarc; b=CQGL+3Mgo/n3v60iNECU9zBYgwM/IecAIIHDnMmZ9YT8syUA3Qm/BDsJSURi0TXJXuVwpGNJU30qoOnh+EXA4TaLvTDqozNY7HxJ1zZXNjK075YqyhVqSyuRjN7s5Dh9o01Fj2fOI58HsOT4B4vnP/WqMGXU4vdqEbXy6FQSyJI= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zoho.com; s=zohoarc; t=1557867684; h=Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:Message-ID:References:Sender:Subject:To:ARC-Authentication-Results; bh=wQy3/F5joNergsR/ABXk05EEEem/roqnfLo8tHgTfa8=; b=Qv/uOdvyXOT38lFbEaY4thYMXCa0bNUcykQE/lNJSiNw1pJUVkENe9r3is0hD7B8MaYgXX1UPc3kbcxxKvdZLq1ru2Sm9GGCVTI4slLOSkluR1z6Qq4p8AI9Ka5W6tXvxeKgwiliIksAOs0EN8V6WDELQJcdvjseccAl4SmSvdI= ARC-Authentication-Results: i=1; mx.zoho.com; dkim=fail; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail header.from= (p=none dis=none) header.from= Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1557867684334317.1840630916363; Tue, 14 May 2019 14:01:24 -0700 (PDT) Received: from localhost ([127.0.0.1]:54079 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hQeY3-0001Rk-BA for importer@patchew.org; Tue, 14 May 2019 17:01:19 -0400 Received: from eggs.gnu.org ([209.51.188.92]:38999) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hQeV3-0007lo-IS for qemu-devel@nongnu.org; Tue, 14 May 2019 16:58:14 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hQeIj-0007Yw-MZ for qemu-devel@nongnu.org; Tue, 14 May 2019 16:45:30 -0400 Received: from mail-lj1-x243.google.com ([2a00:1450:4864:20::243]:38450) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1hQeIj-0007Tz-4H for qemu-devel@nongnu.org; Tue, 14 May 2019 16:45:29 -0400 Received: by mail-lj1-x243.google.com with SMTP id 14so501763ljj.5 for ; Tue, 14 May 2019 13:45:24 -0700 (PDT) Received: from octofox.cadence.com (jcmvbkbc-1-pt.tunnel.tserv24.sto1.ipv6.he.net. [2001:470:27:1fa::2]) by smtp.gmail.com with ESMTPSA id 78sm4011lje.81.2019.05.14.13.45.21 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 14 May 2019 13:45:22 -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; bh=wQy3/F5joNergsR/ABXk05EEEem/roqnfLo8tHgTfa8=; b=aYHsbDOpRKkHD1//NPrG1MNWmGTXj4BQKpBZ5pmGn10shL69RFedWr+h1TT5qApvVP 3RLXY2/mNS4pAkNPf6Qr38+H9TU0OvJyZJm8LmsHibCRTgybKqwtxTKyf7Navx74PaPG DeTxF7CAGxNw5ZAR92oO/9gT1hN1C3H444BLnqBJWnFozmeEGX1euzxtm+bQYCa8FrbV IH6PPeskuSoPpE+sg4bB/Eu3g2rnvzjCqaI85eWKzgwOzjDlnh401JsQmnP597Odt1Z+ CIBDQa1L3xmyoKRKucL4CurLzwcXX7ga7KZE1xkLSEDEHRU5hV0Jnb2aDAUtkdMW5Trf yMGw== 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; bh=wQy3/F5joNergsR/ABXk05EEEem/roqnfLo8tHgTfa8=; b=HzbpzzCMYmnPdRg5CmKOC6EssmS6/yRYc6BdiY3tN3AX4H402SatGZZUgbKlL0hW0X zpKlfCVD0iOmhtqsqQKe42Xo3l2M4TXM9S8Bhev/VDweOcP4REuV0it92a8TAZ1uoa4C Ke5bkiyO1rYZ+yDyAb3Sq26RrTZJBQydk3oUJilhpscXxR+eot1F8BfPm6y5EVlu2SHx Y+/oBIVOu7Seh4OnbK1AASoXv/EOM0w8EnKxx+FErtEguq1i7qBfEOIPjUkC2KBDSWMF /TvIdgFVwk9aCyNFjV8XKcFc7wzKzdrpbPNOyuPOx24VIPyhccb6pKWWaBrxFbKEPskB rVEw== X-Gm-Message-State: APjAAAUKwdHROhON031pslrn8hRjW8skXbWtu2sXKPMebwyMijBdda6b Z5TZj78QhwLA8J+l9YWmNIG57fsUsdg= X-Google-Smtp-Source: APXvYqyCHAmIqOFxvd/ykkIeYJDB2r+CsqKeDCyY6UBlgdSkd0IuS5vOISQHUwxqk23b4J3FbOppag== X-Received: by 2002:a2e:9ada:: with SMTP id p26mr17592870ljj.167.1557866722717; Tue, 14 May 2019 13:45:22 -0700 (PDT) From: Max Filippov To: qemu-devel@nongnu.org Date: Tue, 14 May 2019 13:44:45 -0700 Message-Id: <20190514204447.17486-8-jcmvbkbc@gmail.com> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20190514204447.17486-1-jcmvbkbc@gmail.com> References: <20190514204447.17486-1-jcmvbkbc@gmail.com> X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2a00:1450:4864:20::243 Subject: [Qemu-devel] [PATCH 7/9] target/xtensa: implement block prefetch option opcodes X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Max Filippov Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Block prefetch option adds a bunch of non-privileged opcodes that may be implemented as nops since QEMU doesn't model caches. Signed-off-by: Max Filippov Reviewed-by: Philippe Mathieu-Daud=C3=A9 --- target/xtensa/translate.c | 42 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 42 insertions(+) diff --git a/target/xtensa/translate.c b/target/xtensa/translate.c index 24eb70d619d5..356eb9948701 100644 --- a/target/xtensa/translate.c +++ b/target/xtensa/translate.c @@ -3078,6 +3078,9 @@ static const XtensaOpcodeOps core_ops[] =3D { .translate =3D translate_dcache, .op_flags =3D XTENSA_OP_PRIVILEGED, }, { + .name =3D "dhi.b", + .translate =3D translate_nop, + }, { .name =3D "dhu", .translate =3D translate_dcache, .op_flags =3D XTENSA_OP_PRIVILEGED, @@ -3085,9 +3088,15 @@ static const XtensaOpcodeOps core_ops[] =3D { .name =3D "dhwb", .translate =3D translate_dcache, }, { + .name =3D "dhwb.b", + .translate =3D translate_nop, + }, { .name =3D "dhwbi", .translate =3D translate_dcache, }, { + .name =3D "dhwbi.b", + .translate =3D translate_nop, + }, { .name =3D "dii", .translate =3D translate_nop, .op_flags =3D XTENSA_OP_PRIVILEGED, @@ -3112,15 +3121,33 @@ static const XtensaOpcodeOps core_ops[] =3D { .translate =3D translate_dcache, .op_flags =3D XTENSA_OP_PRIVILEGED, }, { + .name =3D "dpfm.b", + .translate =3D translate_nop, + }, { + .name =3D "dpfm.bf", + .translate =3D translate_nop, + }, { .name =3D "dpfr", .translate =3D translate_nop, }, { + .name =3D "dpfr.b", + .translate =3D translate_nop, + }, { + .name =3D "dpfr.bf", + .translate =3D translate_nop, + }, { .name =3D "dpfro", .translate =3D translate_nop, }, { .name =3D "dpfw", .translate =3D translate_nop, }, { + .name =3D "dpfw.b", + .translate =3D translate_nop, + }, { + .name =3D "dpfw.bf", + .translate =3D translate_nop, + }, { .name =3D "dpfwo", .translate =3D translate_nop, }, { @@ -3628,6 +3655,21 @@ static const XtensaOpcodeOps core_ops[] =3D { .par =3D (const uint32_t[]){true}, .op_flags =3D XTENSA_OP_PRIVILEGED, }, { + .name =3D "pfend.a", + .translate =3D translate_nop, + }, { + .name =3D "pfend.o", + .translate =3D translate_nop, + }, { + .name =3D "pfnxt.f", + .translate =3D translate_nop, + }, { + .name =3D "pfwait.a", + .translate =3D translate_nop, + }, { + .name =3D "pfwait.o", + .translate =3D translate_nop, + }, { .name =3D "pitlb", .translate =3D translate_ptlb, .par =3D (const uint32_t[]){false}, --=20 2.11.0