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([2602:ae:154a:9f01:f3e6:4626:fbc8:b2ce]) by smtp.gmail.com with ESMTPSA id e4-20020a17090301c400b001992e74d055sm372244plh.12.2023.03.02.18.58.22 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 02 Mar 2023 18:58:22 -0800 (PST) From: Richard Henderson To: qemu-devel@nongnu.org Cc: alex.bennee@linaro.org, =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Subject: [PATCH v4.5 19/29] gdbstub: don't use target_ulong while handling registers Date: Thu, 2 Mar 2023 18:57:55 -0800 Message-Id: <20230303025805.625589-20-richard.henderson@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230303025805.625589-1-richard.henderson@linaro.org> References: <20230303025805.625589-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::62c; envelope-from=richard.henderson@linaro.org; helo=mail-pl1-x62c.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+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org From: Alex Bennée This is a hangover from the original code. addr is misleading as it is only really a register id. While len will never exceed MAX_PACKET_LENGTH I've used size_t as that is what strlen returns. Reviewed-by: Philippe Mathieu-Daudé Reviewed-by: Richard Henderson Signed-off-by: Alex Bennée Message-Id: <20230302190846.2593720-20-alex.bennee@linaro.org> --- gdbstub/gdbstub.c | 17 ++++++++++------- 1 file changed, 10 insertions(+), 7 deletions(-) diff --git a/gdbstub/gdbstub.c b/gdbstub/gdbstub.c index b8aead03bd..f1504af44f 100644 --- a/gdbstub/gdbstub.c +++ b/gdbstub/gdbstub.c @@ -1193,7 +1193,8 @@ static void handle_read_mem(GArray *params, void *user_ctx) static void handle_write_all_regs(GArray *params, void *user_ctx) { - target_ulong addr, len; + int reg_id; + size_t len; uint8_t *registers; int reg_size; @@ -1205,9 +1206,10 @@ static void handle_write_all_regs(GArray *params, void *user_ctx) len = strlen(get_param(params, 0)->data) / 2; gdb_hextomem(gdbserver_state.mem_buf, get_param(params, 0)->data, len); registers = gdbserver_state.mem_buf->data; - for (addr = 0; addr < gdbserver_state.g_cpu->gdb_num_g_regs && len > 0; - addr++) { - reg_size = gdb_write_register(gdbserver_state.g_cpu, registers, addr); + for (reg_id = 0; + reg_id < gdbserver_state.g_cpu->gdb_num_g_regs && len > 0; + reg_id++) { + reg_size = gdb_write_register(gdbserver_state.g_cpu, registers, reg_id); len -= reg_size; registers += reg_size; } @@ -1216,15 +1218,16 @@ static void handle_write_all_regs(GArray *params, void *user_ctx) static void handle_read_all_regs(GArray *params, void *user_ctx) { - target_ulong addr, len; + int reg_id; + size_t len; cpu_synchronize_state(gdbserver_state.g_cpu); g_byte_array_set_size(gdbserver_state.mem_buf, 0); len = 0; - for (addr = 0; addr < gdbserver_state.g_cpu->gdb_num_g_regs; addr++) { + for (reg_id = 0; reg_id < gdbserver_state.g_cpu->gdb_num_g_regs; reg_id++) { len += gdb_read_register(gdbserver_state.g_cpu, gdbserver_state.mem_buf, - addr); + reg_id); } g_assert(len == gdbserver_state.mem_buf->len); -- 2.34.1