From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-19.0 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id A3B58C07E95 for ; Sat, 10 Jul 2021 15:33:16 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 48D9360E0B for ; Sat, 10 Jul 2021 15:33:16 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 48D9360E0B Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linaro.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:41140 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1m2Eyh-0008Jj-BW for qemu-devel@archiver.kernel.org; Sat, 10 Jul 2021 11:33:15 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:58612) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1m2ExP-00059C-0W for qemu-devel@nongnu.org; Sat, 10 Jul 2021 11:31:55 -0400 Received: from mail-pj1-x102b.google.com ([2607:f8b0:4864:20::102b]:51721) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1m2ExN-0002GZ-CG for qemu-devel@nongnu.org; Sat, 10 Jul 2021 11:31:54 -0400 Received: by mail-pj1-x102b.google.com with SMTP id n11so7433067pjo.1 for ; Sat, 10 Jul 2021 08:31:52 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=Cv9aQndI0rEwp95MS68py3M2LPMGPGCFK/5GDBRseGA=; b=kqrb0bDbXJVnVvo4sIaPpp3dDLUb5LWbSCHmDYoKnmuySncdTbzMlK5zxn2la3J/ce 8H8pq0q+JejMnDcaBW+ALSBMFhlOhmJNuP2gGTtpbLX8aJejyswENN9ZW9Cj1ok+kGSO DNMZGIqFQveqxusJd4zQH2POhUNVYfzOSq8GMVrDneAj3iLNaK8jqBJyXpRFC4bw1c5Z T+zyf1ou5AXX3wWONV936ZCwXTktRBXkGitMNipz28tsC7BZn6aZgLPEofJXqpgBUQms 7Yw0TeD357fmB3W5+RyRbqxAf41992xCvqeG8IoZJN61ZzWdrZdcVBkmwtvWnBcEcqv9 9chg== 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=Cv9aQndI0rEwp95MS68py3M2LPMGPGCFK/5GDBRseGA=; b=Sl/1zlPTXor6utTDhtfp3KvSJaoEkerF9J2QP8Czr3ksWtbpWm8NmzsOiA0H/roWDE 3Jeyj/+egjUlvdqtpcRLg9L/BUxtbyAxKniuEo8eUfGNPCB7qUvpqsinzLMNXxoXoGWy SeaJUaiBOCiWs9cBQvWB+66yGKHyo32FOLNgWJanIO0Uvjno2mYjcVDQHAagyNdxsCfz FmHlRkE1WXia0wu5PvitsqLYoSGU69klQyCYjpjcMCd17nD7fx89EXvLDx6MDc46qnjC 9cr9oCwzAyF9XYwGZAFTLl5es45pAhh8Zl2fFeUjwqqDKwbN0AiHyYHDDitcb/nLWmUQ 1a5w== X-Gm-Message-State: AOAM530KiKOM8P+mdjLTqJ4tAWWfSMLvt57bLb/ZUwcF/rvJJDyZ+qdX mi0W6VFNsvrhrW3sXQ8qVz4X4BnC1+zUzw== X-Google-Smtp-Source: ABdhPJxlTcl/E5LQAJyRC8EQmp92kjNJKKwHNQaSLFMTG3wInog7TvuzFpxDe+Z7Y7BRLeVH7X+lBw== X-Received: by 2002:a17:902:aa49:b029:10d:22fa:13d4 with SMTP id c9-20020a170902aa49b029010d22fa13d4mr35660319plr.78.1625931112109; Sat, 10 Jul 2021 08:31:52 -0700 (PDT) Received: from localhost.localdomain ([71.212.149.176]) by smtp.gmail.com with ESMTPSA id u23sm11975374pgk.38.2021.07.10.08.31.51 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 10 Jul 2021 08:31:51 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH 10/41] target/arm: Use DISAS_TOO_MANY for ISB and SB Date: Sat, 10 Jul 2021 08:31:12 -0700 Message-Id: <20210710153143.1320521-11-richard.henderson@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210710153143.1320521-1-richard.henderson@linaro.org> References: <20210710153143.1320521-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::102b; envelope-from=richard.henderson@linaro.org; helo=mail-pj1-x102b.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 autolearn=ham autolearn_force=no X-Spam_action: no action 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: Peter Maydell Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Using gen_goto_tb directly misses the single-step check. Let the branch or debug exception be emitted by arm_tr_tb_stop. Reviewed-by: Peter Maydell Signed-off-by: Richard Henderson --- target/arm/translate.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/target/arm/translate.c b/target/arm/translate.c index fdf2b3d1c8..6d2867be1d 100644 --- a/target/arm/translate.c +++ b/target/arm/translate.c @@ -8904,7 +8904,7 @@ static bool trans_ISB(DisasContext *s, arg_ISB *a) * self-modifying code correctly and also to take * any pending interrupts immediately. */ - gen_goto_tb(s, 0, s->base.pc_next); + s->base.is_jmp = DISAS_TOO_MANY; return true; } @@ -8918,7 +8918,7 @@ static bool trans_SB(DisasContext *s, arg_SB *a) * for TCG; MB and end the TB instead. */ tcg_gen_mb(TCG_MO_ALL | TCG_BAR_SC); - gen_goto_tb(s, 0, s->base.pc_next); + s->base.is_jmp = DISAS_TOO_MANY; return true; } -- 2.25.1