From nobody Tue Feb 10 20:30:11 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; a=rsa-sha256; t=1661211805; cv=none; d=zohomail.com; s=zohoarc; b=dg32PsK/qPNrjGfuBQ1L83HnCT79evN3ZGNBDjY+IuJ8n2E96bumT0FjlDe6quyTXVbmuvk5vGCFMR3Pp8U1RykquLx0euqYgJ14LIGEI0FkUmevq5/G2i2XymRk/Flvk+r/zjcO3Qz82rCN3N8bkGR9z0x8KQ5kTkQqXSiZdiQ= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1661211805; h=Content-Transfer-Encoding:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To; bh=Cfuu6TL6rDe8aq8wLymEDU+hmx0te8Z/lEdyanUGYGQ=; b=Sbx+eb0sciBCDW+IBkdXSOqi2Pf3vpUKuOjjuxmT/rOlfij8K72Fy4n1zFbAOcZ/vGRakn3t5dnujufVnNa6QkxAZQY7iFYxn25rVgq21NwnvzLoTChb63I5QzzXUY8rD+zbIpyWKpJ3Vmlp9gNrAXpDLlKqQIEG13uZSdlkE3Y= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1661211805824288.1504809761815; Mon, 22 Aug 2022 16:43:25 -0700 (PDT) Received: from localhost ([::1]:47582 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1oQH4m-00014z-K2 for importer@patchew.org; Mon, 22 Aug 2022 19:43:24 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:47834) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oQGvD-0005tp-59 for qemu-devel@nongnu.org; Mon, 22 Aug 2022 19:33:31 -0400 Received: from mail-pf1-x429.google.com ([2607:f8b0:4864:20::429]:46824) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1oQGvB-0007FS-Dv for qemu-devel@nongnu.org; Mon, 22 Aug 2022 19:33:30 -0400 Received: by mail-pf1-x429.google.com with SMTP id p9so10754177pfq.13 for ; Mon, 22 Aug 2022 16:33:28 -0700 (PDT) Received: from stoup.. ([2602:47:d49d:ec01:c3f1:b74f:5edd:63af]) by smtp.gmail.com with ESMTPSA id 82-20020a621555000000b0053655af14easm5133124pfv.45.2022.08.22.16.33.26 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 22 Aug 2022 16:33:26 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:to:from:from:to:cc; bh=Cfuu6TL6rDe8aq8wLymEDU+hmx0te8Z/lEdyanUGYGQ=; b=uUuurCgIoZsDLI14JFxvfxciJEQ5CnKicn/HRuk4pCewN/Bl8CQiJGhkClVhr/FnmH uNM4YYhH/Yq4nk3vFgXYTGY4matlqOsfvS4u3zZPP8XwCURs7UKHuPrdVkwDc6CFnOpy YAKfynOoLR18B+WkPp3RLuSwn6Ve88bw+Ye+cUBxVGn49yKWun2Gn3SyCiHHhJaiz2P/ BKoMjNSF8ozcO9LNMPdw24DdyhdbJuZh1t6H2psNSj/3N4Yycvbusf6bTvaJfFHSvy9C YYS8a10Z8uEH1HVqDfPqO/8FrLXfHrMJAfdT2vk7JgzjDWUDw6BLmTsUdM8qgu3Kugnp brFg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:to:from:x-gm-message-state:from:to:cc; bh=Cfuu6TL6rDe8aq8wLymEDU+hmx0te8Z/lEdyanUGYGQ=; b=xybcS9uLI2SPClgtWrG8tZUdbGrH36myhRZ59fN81VRIbaUZp1RdfDzKvWV8glJALE Ws5Ox5JEipoGgmwKn9auIYOrY7D3bYo2TaFvaJbPMoy+0muhDwf3klnL8uYLz0temspc 189enoEJmyLYyhwS7EE33T8JkZ0tOzuDPoP5Gu3KihAxEgr2DJ49G7bwA02oogETWIUD 9wA71A20Qf9r/b1Lz1Od8mF9U305U5djZQ8PVW2YpcJCl0ZaVQ2KUMrC/SQCmTZykNYq vfVqKUYZ4bLBnZl34PDenwlXwwBwHdcsVHBwupaLVzgbAnU7w7qF6pNZsQ6U585nuJqr 4C3A== X-Gm-Message-State: ACgBeo02Gsvdc0Q6ZEXfaQtH1TI7+p60QKZ47Vzs9JxxLleDLYV0hfqA UmLmowCtjhov/vJWpOJ1z8nRH0nn98AShA== X-Google-Smtp-Source: AA6agR4Ke3uA9bysce0YdDGJkIVQehVOUAV9oJHwmHnOyj+NsfpCHd5oaM46FVxJe1G8bfC/cprGuw== X-Received: by 2002:a62:7b14:0:b0:536:b424:3780 with SMTP id w20-20020a627b14000000b00536b4243780mr6040748pfc.63.1661211207701; Mon, 22 Aug 2022 16:33:27 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH 06/22] target/i386: Introduce DISAS_EOB* Date: Mon, 22 Aug 2022 16:33:02 -0700 Message-Id: <20220822233318.1728621-7-richard.henderson@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220822233318.1728621-1-richard.henderson@linaro.org> References: <20220822233318.1728621-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.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; Received-SPF: pass client-ip=2607:f8b0:4864:20::429; envelope-from=richard.henderson@linaro.org; helo=mail-pf1-x429.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1661211807053100001 Content-Type: text/plain; charset="utf-8" Add a few DISAS_TARGET_* aliases to reduce the number of calls to gen_eob() and gen_eob_inhibit_irq(). So far, only update i386_tr_translate_insn for exiting the block because of single-step or previous inhibit irq. Signed-off-by: Richard Henderson --- target/i386/tcg/translate.c | 23 +++++++++++++++++++++-- 1 file changed, 21 insertions(+), 2 deletions(-) diff --git a/target/i386/tcg/translate.c b/target/i386/tcg/translate.c index 36883410e0..579ba37e76 100644 --- a/target/i386/tcg/translate.c +++ b/target/i386/tcg/translate.c @@ -132,6 +132,10 @@ typedef struct DisasContext { TCGOp *prev_insn_end; } DisasContext; =20 +#define DISAS_EOB_ONLY DISAS_TARGET_0 +#define DISAS_EOB_NEXT DISAS_TARGET_1 +#define DISAS_EOB_INHIBIT_IRQ DISAS_TARGET_2 + /* The environment in which user-only runs is constrained. */ #ifdef CONFIG_USER_ONLY #define PE(S) true @@ -8701,7 +8705,7 @@ static void i386_tr_translate_insn(DisasContextBase *= dcbase, CPUState *cpu) * the flag and abort the translation to give the irqs a * chance to happen. */ - dc->base.is_jmp =3D DISAS_TOO_MANY; + dc->base.is_jmp =3D DISAS_EOB_NEXT; } else if (!is_same_page(&dc->base, pc_next)) { dc->base.is_jmp =3D DISAS_TOO_MANY; } @@ -8713,9 +8717,24 @@ static void i386_tr_tb_stop(DisasContextBase *dcbase= , CPUState *cpu) { DisasContext *dc =3D container_of(dcbase, DisasContext, base); =20 - if (dc->base.is_jmp =3D=3D DISAS_TOO_MANY) { + switch (dc->base.is_jmp) { + case DISAS_NORETURN: + break; + case DISAS_TOO_MANY: + case DISAS_EOB_NEXT: + gen_update_cc_op(dc); gen_update_eip_cur(dc); + /* fall through */ + case DISAS_EOB_ONLY: gen_eob(dc); + break; + case DISAS_EOB_INHIBIT_IRQ: + gen_update_cc_op(dc); + gen_update_eip_cur(dc); + gen_eob_inhibit_irq(dc, true); + break; + default: + g_assert_not_reached(); } } =20 --=20 2.34.1