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[174.21.74.48]) by smtp.gmail.com with ESMTPSA id 41be03b00d2f7-af56e9ddf4fsm9473854a12.21.2025.03.18.14.32.30 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 18 Mar 2025 14:32:30 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: pierrick.bouvier@linaro.org, philmd@linaro.org Subject: [PATCH v2 28/42] target/xtensa: Restrict semihosting tests to system mode Date: Tue, 18 Mar 2025 14:31:53 -0700 Message-ID: <20250318213209.2579218-29-richard.henderson@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250318213209.2579218-1-richard.henderson@linaro.org> References: <20250318213209.2579218-1-richard.henderson@linaro.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::636; envelope-from=richard.henderson@linaro.org; helo=mail-pl1-x636.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+patch=linaro.org@nongnu.org Sender: qemu-devel-bounces+patch=linaro.org@nongnu.org We do not set CONFIG_SEMIHOSTING in configs/targets/xtensa*-linux-user.mak. Do not raise SIGILL for user-only unconditionally. Signed-off-by: Richard Henderson Reviewed-by: Pierrick Bouvier --- target/xtensa/translate.c | 24 +++++++++++------------- 1 file changed, 11 insertions(+), 13 deletions(-) diff --git a/target/xtensa/translate.c b/target/xtensa/translate.c index 4f02cefde3..cb817b3119 100644 --- a/target/xtensa/translate.c +++ b/target/xtensa/translate.c @@ -35,14 +35,14 @@ #include "tcg/tcg-op.h" #include "qemu/log.h" #include "qemu/qemu-print.h" -#include "semihosting/semihost.h" #include "exec/translator.h" #include "exec/translation-block.h" - #include "exec/helper-proto.h" #include "exec/helper-gen.h" - #include "exec/log.h" +#ifndef CONFIG_USER_ONLY +#include "semihosting/semihost.h" +#endif #define HELPER_H "helper.h" #include "exec/helper-info.c.inc" @@ -2241,17 +2241,15 @@ static uint32_t test_exceptions_simcall(DisasContext *dc, const OpcodeArg arg[], const uint32_t par[]) { - bool is_semi = semihosting_enabled(dc->cring != 0); -#ifdef CONFIG_USER_ONLY - bool ill = true; -#else - /* Between RE.2 and RE.3 simcall opcode's become nop for the hardware. */ - bool ill = dc->config->hw_version <= 250002 && !is_semi; -#endif - if (ill || !is_semi) { - qemu_log_mask(LOG_GUEST_ERROR, "SIMCALL but semihosting is disabled\n"); +#ifndef CONFIG_USER_ONLY + if (semihosting_enabled(dc->cring != 0)) { + return 0; } - return ill ? XTENSA_OP_ILL : 0; +#endif + qemu_log_mask(LOG_GUEST_ERROR, "SIMCALL but semihosting is disabled\n"); + + /* Between RE.2 and RE.3 simcall opcode's become nop for the hardware. */ + return dc->config->hw_version <= 250002 ? XTENSA_OP_ILL : 0; } static void translate_simcall(DisasContext *dc, const OpcodeArg arg[],