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GET /api/1.0/patches/2175783/?format=api
{ "id": 2175783, "url": "http://patchwork.ozlabs.org/api/1.0/patches/2175783/?format=api", "project": { "id": 14, "url": "http://patchwork.ozlabs.org/api/1.0/projects/14/?format=api", "name": "QEMU Development", "link_name": "qemu-devel", "list_id": "qemu-devel.nongnu.org", "list_email": "qemu-devel@nongnu.org", "web_url": "", "scm_url": "", "webscm_url": "" }, "msgid": "<20251218221457.73341-3-philmd@linaro.org>", "date": "2025-12-18T22:14:53", "name": "[2/6] target/sparc: Simplify gdbstub sparc_cpu_gdb_write_register()", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "c8cf8a0b286949af16a48708ea26c1d8feb2fc27", "submitter": { "id": 85046, "url": "http://patchwork.ozlabs.org/api/1.0/people/85046/?format=api", "name": "Philippe Mathieu-Daudé", "email": "philmd@linaro.org" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20251218221457.73341-3-philmd@linaro.org/mbox/", "series": [ { "id": 485925, "url": "http://patchwork.ozlabs.org/api/1.0/series/485925/?format=api", "date": "2025-12-18T22:14:52", "name": "target/sparc64: Stop using the legacy native-endian APIs", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/485925/mbox/" } ], "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2175783/checks/", "tags": {}, "headers": { "Return-Path": "<qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>", "X-Original-To": "incoming@patchwork.ozlabs.org", "Delivered-To": "patchwork-incoming@legolas.ozlabs.org", "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=linaro.org header.i=@linaro.org header.a=rsa-sha256\n header.s=google header.b=rhvunxi4;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org\n (client-ip=209.51.188.17; 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charset=UTF-8", "Content-Transfer-Encoding": "8bit", "Received-SPF": "pass client-ip=2a00:1450:4864:20::32f;\n envelope-from=philmd@linaro.org; helo=mail-wm1-x32f.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,\n DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1,\n RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001,\n 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": "<qemu-devel.nongnu.org>", "List-Unsubscribe": "<https://lists.nongnu.org/mailman/options/qemu-devel>,\n <mailto:qemu-devel-request@nongnu.org?subject=unsubscribe>", "List-Archive": "<https://lists.nongnu.org/archive/html/qemu-devel>", "List-Post": "<mailto:qemu-devel@nongnu.org>", "List-Help": "<mailto:qemu-devel-request@nongnu.org?subject=help>", "List-Subscribe": "<https://lists.nongnu.org/mailman/listinfo/qemu-devel>,\n <mailto:qemu-devel-request@nongnu.org?subject=subscribe>", "Errors-To": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org", "Sender": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org" }, "content": "Rather than ldtul_p() which uses the underlying 'unsigned\nlong' size, use the ldn() variant, passing the access size\nas argument (evaluating TARGET_LONG_BITS / 8).\n\nNo need to use #ifdef'ry to check for TARGET_ABI32, since\nit is 64-bit:\n\n $ git grep -E '(ABI32|LONG_BITS)' configs/targets/sparc*\n configs/targets/sparc-linux-user.mak:5:TARGET_LONG_BITS=32\n configs/targets/sparc-softmmu.mak:4:TARGET_LONG_BITS=32\n configs/targets/sparc32plus-linux-user.mak:2:TARGET_ABI32=y\n configs/targets/sparc32plus-linux-user.mak:8:TARGET_LONG_BITS=64\n configs/targets/sparc64-linux-user.mak:8:TARGET_LONG_BITS=64\n configs/targets/sparc64-softmmu.mak:6:TARGET_LONG_BITS=64\n\nDirectly expand to the big-endian variant (with the '_be' suffix)\nsince we only build the SPARC targets as big-endian.\n\nSigned-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>\n---\n target/sparc/gdbstub.c | 12 ++----------\n 1 file changed, 2 insertions(+), 10 deletions(-)", "diff": "diff --git a/target/sparc/gdbstub.c b/target/sparc/gdbstub.c\nindex 134617fb232..d265681f6d2 100644\n--- a/target/sparc/gdbstub.c\n+++ b/target/sparc/gdbstub.c\n@@ -112,15 +112,7 @@ int sparc_cpu_gdb_write_register(CPUState *cs, uint8_t *mem_buf, int n)\n {\n SPARCCPU *cpu = SPARC_CPU(cs);\n CPUSPARCState *env = &cpu->env;\n-#if defined(TARGET_ABI32)\n- uint32_t tmp;\n-\n- tmp = ldl_p(mem_buf);\n-#else\n- target_ulong tmp;\n-\n- tmp = ldtul_p(mem_buf);\n-#endif\n+ uint64_t tmp = ldn_be_p(mem_buf, TARGET_LONG_BITS / 8);\n \n if (n < 8) {\n /* g0..g7 */\n@@ -170,7 +162,7 @@ int sparc_cpu_gdb_write_register(CPUState *cs, uint8_t *mem_buf, int n)\n #else\n else if (n < 64) {\n /* f0-f31 */\n- tmp = ldl_p(mem_buf);\n+ tmp = ldl_be_p(mem_buf);\n if (n & 1) {\n env->fpr[(n - 32) / 2].l.lower = tmp;\n } else {\n", "prefixes": [ "2/6" ] }