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[74.87.59.234]) by smtp.gmail.com with ESMTPSA id j184-20020a6380c1000000b0047917991e83sm358034pgd.48.2023.02.15.21.48.08 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 15 Feb 2023 21:48:11 -0800 (PST) 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:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=lqIPx7LaEGobxbwlMI298ZSHYBP2+86sibEgBn2WTxE=; b=vt0WohoA1cAZZ+XkC0u19HfvsvcOeOwvfQuPhMqa4fKBtv87tJrMT3UIZg7O0bfk7v PApNxu0mLvZgKpdHbIwaUCpD7URts1YNxJ6GqDxD+7ul2MlOWxwC66uLvK8OuQW9tsGJ Jd1Fn7kvsFRNCTJU8uvNSwC7xYM1XhVxwNyPYXi8aqnWQvahOgXCnqS7U2ylTvP1yvOD aZwzTlTUJOedFIt+0VpXCQF6CNtFbjyRAb8gGd8fHVFct7/qSrWO49L0sxF6RmgdhXQv 5KPnBpQfxfoZaRo6HvTuZXG5dNIGpu50jRwLWPxpdu+zDa8rBS/Vn6+fT157QzngzfGU tKSg== 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:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=lqIPx7LaEGobxbwlMI298ZSHYBP2+86sibEgBn2WTxE=; b=qeCAd1oMaP/8cUAIoTHVrhu/MeQlAMeEaV1GuwSzbTJImzxG/aRNZlNw18dF3M+mRW lYfeV9OZT6pX6llIWVDVSmGH3e1nSRgcVjUKKg/R0MUzzxdxZXIsIE1Tkx7gwtK26fW2 SsA+jlXRED1IfyRz/Ldd2OtYpqAgUhjL2hov5AsNpgy5202M3Wws223ZpxtDoHuo098/ ReaxkAXbFjTwfMy5NgatNtD6xKqvOR7MvcCST73Qus2rNznSikNNt421dl8dSfzC57zN LYz+4uq3I5PCnlogJwSVIuPy2OuGaT/Uy+hf6SGHEsH6u6wXjlpz2C/lnysTp0bVbPs3 WFTg== X-Gm-Message-State: AO0yUKVQg3H7iv6uRy7FX502bp5+L3w2IBU/Y+cFbvC52dOqUDNyWFKx tyc01VDm4ygMTtVyU854ucOMUOMtHQgR2FV/R9U= X-Google-Smtp-Source: AK7set+GOexSRQIIIyYBwHPd2QT5OyIjIFBkaiDTrryqSEZCieE909BLhO9P48ufxsMPtxYovrRbYA== X-Received: by 2002:a05:6a20:244a:b0:c3:2bec:2afe with SMTP id t10-20020a056a20244a00b000c32bec2afemr1218127pzc.11.1676526491491; Wed, 15 Feb 2023 21:48:11 -0800 (PST) From: Richard Henderson To: qemu-devel@nongnu.org Cc: laurent@vivier.eu Subject: [PATCH v2 10/15] linux-user/sparc: Handle priviledged opcode trap Date: Wed, 15 Feb 2023 19:45:11 -1000 Message-Id: <20230216054516.1267305-11-richard.henderson@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230216054516.1267305-1-richard.henderson@linaro.org> References: <20230216054516.1267305-1-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+importer2=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::629; envelope-from=richard.henderson@linaro.org; helo=mail-pl1-x629.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: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer2=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer2=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1676526517996100005 Content-Type: text/plain; charset="utf-8" For the most part priviledged opcodes are ifdefed out of the user-only sparc translator, which will then incorrectly produce illegal opcode traps. But there are some code paths that properly raise TT_PRIV_INSN, so we must handle it. Signed-off-by: Richard Henderson --- linux-user/sparc/cpu_loop.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/linux-user/sparc/cpu_loop.c b/linux-user/sparc/cpu_loop.c index a3edb353f6..61b6e81459 100644 --- a/linux-user/sparc/cpu_loop.c +++ b/linux-user/sparc/cpu_loop.c @@ -303,6 +303,9 @@ void cpu_loop (CPUSPARCState *env) case TT_ILL_INSN: force_sig_fault(TARGET_SIGILL, TARGET_ILL_ILLOPC, env->pc); break; + case TT_PRIV_INSN: + force_sig_fault(TARGET_SIGILL, TARGET_ILL_PRVOPC, env->pc); + break; case EXCP_ATOMIC: cpu_exec_step_atomic(cs); break; --=20 2.34.1