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[88.187.86.199]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-4390d933523sm194697495e9.1.2025.02.10.13.30.25 (version=TLS1_3 cipher=TLS_CHACHA20_POLY1305_SHA256 bits=256/256); Mon, 10 Feb 2025 13:30:26 -0800 (PST) From: =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Cc: qemu-riscv@nongnu.org, qemu-arm@nongnu.org, Thomas Huth , qemu-s390x@nongnu.org, Richard Henderson , qemu-ppc@nongnu.org, =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= Subject: [PATCH v2 10/10] disas: Remove target_words_bigendian() call in initialize_debug_target() Date: Mon, 10 Feb 2025 22:29:30 +0100 Message-ID: <20250210212931.62401-11-philmd@linaro.org> X-Mailer: git-send-email 2.47.1 In-Reply-To: <20250210212931.62401-1-philmd@linaro.org> References: <20250210212931.62401-1-philmd@linaro.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2a00:1450:4864:20::42d; envelope-from=philmd@linaro.org; helo=mail-wr1-x42d.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=unavailable 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 All CPUClass implementations must implement disas_set_info() which sets the disassemble_info::endian value. Ensure that by: 1/ assert disas_set_info() handler is not NULL 2/ set %endian to BFD_ENDIAN_UNKNOWN before calling the CPUClass::disas_set_info() handler, then assert %endian is not BFD_ENDIAN_UNKNOWN after the call. This allows removing the target_words_bigendian() call in disas/. Suggested-by: Richard Henderson Signed-off-by: Philippe Mathieu-Daudé Reviewed-by: Thomas Huth Reviewed-by: Richard Henderson --- disas/disas-common.c | 13 ++++--------- 1 file changed, 4 insertions(+), 9 deletions(-) diff --git a/disas/disas-common.c b/disas/disas-common.c index 57505823cb7..42e911e36be 100644 --- a/disas/disas-common.c +++ b/disas/disas-common.c @@ -7,7 +7,6 @@ #include "disas/disas.h" #include "disas/capstone.h" #include "hw/core/cpu.h" -#include "exec/tswap.h" #include "disas-internal.h" @@ -61,15 +60,11 @@ void disas_initialize_debug_target(CPUDebug *s, CPUState *cpu) s->cpu = cpu; s->info.print_address_func = print_address; - if (target_words_bigendian()) { - s->info.endian = BFD_ENDIAN_BIG; - } else { - s->info.endian = BFD_ENDIAN_LITTLE; - } + s->info.endian = BFD_ENDIAN_UNKNOWN; - if (cpu->cc->disas_set_info) { - cpu->cc->disas_set_info(cpu, &s->info); - } + g_assert(cpu->cc->disas_set_info); + cpu->cc->disas_set_info(cpu, &s->info); + g_assert(s->info.endian != BFD_ENDIAN_UNKNOWN); } int disas_gstring_printf(FILE *stream, const char *fmt, ...)