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GET /api/1.0/patches/2198315/?format=api
{ "id": 2198315, "url": "http://patchwork.ozlabs.org/api/1.0/patches/2198315/?format=api", "project": { "id": 69, "url": "http://patchwork.ozlabs.org/api/1.0/projects/69/?format=api", "name": "QEMU powerpc development", "link_name": "qemu-ppc", "list_id": "qemu-ppc.nongnu.org", "list_email": "qemu-ppc@nongnu.org", "web_url": "", "scm_url": "", "webscm_url": "" }, "msgid": "<20260219191955.83815-10-philmd@linaro.org>", "date": "2026-02-19T19:19:11", "name": "[v2,09/50] gdbstub: Always infer gdb_num_core_regs when using XML file", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "b620c5d20a5b24275641a19589ba2216683c862a", "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-ppc/patch/20260219191955.83815-10-philmd@linaro.org/mbox/", "series": [ { "id": 492714, "url": "http://patchwork.ozlabs.org/api/1.0/series/492714/?format=api", "date": "2026-02-19T19:19:04", "name": "gdbstub: Build once on various targets (single-binary)", "version": 2, "mbox": "http://patchwork.ozlabs.org/series/492714/mbox/" } ], "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2198315/checks/", "tags": {}, "headers": { "Return-Path": "<qemu-ppc-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=yAbR1uRF;\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::436;\n envelope-from=philmd@linaro.org; helo=mail-wr1-x436.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=unavailable autolearn_force=no", "X-Spam_action": "no action", "X-BeenThere": "qemu-ppc@nongnu.org", "X-Mailman-Version": "2.1.29", "Precedence": "list", "List-Id": "<qemu-ppc.nongnu.org>", "List-Unsubscribe": "<https://lists.nongnu.org/mailman/options/qemu-ppc>,\n <mailto:qemu-ppc-request@nongnu.org?subject=unsubscribe>", "List-Archive": "<https://lists.nongnu.org/archive/html/qemu-ppc>", "List-Post": "<mailto:qemu-ppc@nongnu.org>", "List-Help": "<mailto:qemu-ppc-request@nongnu.org?subject=help>", "List-Subscribe": "<https://lists.nongnu.org/mailman/listinfo/qemu-ppc>,\n <mailto:qemu-ppc-request@nongnu.org?subject=subscribe>", "Errors-To": "qemu-ppc-bounces+incoming=patchwork.ozlabs.org@nongnu.org", "Sender": "qemu-ppc-bounces+incoming=patchwork.ozlabs.org@nongnu.org" }, "content": "Rather correct inferred count over invalid manual one.\n\nSigned-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>\n---\n include/hw/core/cpu.h | 4 ++--\n gdbstub/gdbstub.c | 3 +--\n target/alpha/cpu.c | 1 -\n target/ppc/cpu_init.c | 2 --\n target/sparc/cpu.c | 1 -\n 5 files changed, 3 insertions(+), 8 deletions(-)", "diff": "diff --git a/include/hw/core/cpu.h b/include/hw/core/cpu.h\nindex ef20cb356a6..4bdc9d62a4d 100644\n--- a/include/hw/core/cpu.h\n+++ b/include/hw/core/cpu.h\n@@ -128,9 +128,9 @@ struct SysemuCPUOps;\n * @gdb_adjust_breakpoint: Callback for adjusting the address of a\n * breakpoint. Used by AVR to handle a gdb mis-feature with\n * its Harvard architecture split code and data.\n- * @gdb_num_core_regs: Number of core registers accessible to GDB or 0 to infer\n- * from @gdb_core_xml_file.\n * @gdb_core_xml_file: File name for core registers GDB XML description.\n+ * @gdb_num_core_regs: Number of core registers accessible to GDB if no\n+ * @gdb_core_xml_file available (otherwise inferred).\n * @gdb_get_core_xml_file: Optional callback that returns the file name for\n * the core registers GDB XML description. The returned value is expected to\n * be a simple constant string: the caller will not g_free() it. If this\ndiff --git a/gdbstub/gdbstub.c b/gdbstub/gdbstub.c\nindex 474f6712f8d..90f4b95135b 100644\n--- a/gdbstub/gdbstub.c\n+++ b/gdbstub/gdbstub.c\n@@ -593,8 +593,7 @@ void gdb_init_cpu(CPUState *cpu)\n gdb_register_feature(cpu, 0,\n cc->gdb_read_register, cc->gdb_write_register,\n feature);\n- assert(!cc->gdb_num_core_regs\n- || cc->gdb_num_core_regs == feature->num_regs);\n+ assert(!cc->gdb_num_core_regs);\n cpu->gdb_num_regs = cpu->gdb_num_g_regs = feature->num_regs;\n }\n \ndiff --git a/target/alpha/cpu.c b/target/alpha/cpu.c\nindex 1780db7d1e2..e0e13d31e55 100644\n--- a/target/alpha/cpu.c\n+++ b/target/alpha/cpu.c\n@@ -295,7 +295,6 @@ static void alpha_cpu_class_init(ObjectClass *oc, const void *data)\n cc->disas_set_info = alpha_cpu_disas_set_info;\n \n cc->tcg_ops = &alpha_tcg_ops;\n- cc->gdb_num_core_regs = 67;\n }\n \n #define DEFINE_ALPHA_CPU_TYPE(base_type, cpu_model, initfn) \\\ndiff --git a/target/ppc/cpu_init.c b/target/ppc/cpu_init.c\nindex 0b5610d02d5..3d932a5642b 100644\n--- a/target/ppc/cpu_init.c\n+++ b/target/ppc/cpu_init.c\n@@ -7551,8 +7551,6 @@ static void ppc_cpu_class_init(ObjectClass *oc, const void *data)\n MMU_INST_FETCH == 2 && PAGE_READ == 1 &&\n PAGE_WRITE == 2 && PAGE_EXEC == 4);\n #endif\n-\n- cc->gdb_num_core_regs = 70;\n cc->gdb_arch_name = ppc_gdb_arch_name;\n #if defined(TARGET_PPC64)\n cc->gdb_core_xml_file = \"power64-core.xml\";\ndiff --git a/target/sparc/cpu.c b/target/sparc/cpu.c\nindex 3991681d1d1..c11d600dc30 100644\n--- a/target/sparc/cpu.c\n+++ b/target/sparc/cpu.c\n@@ -1092,7 +1092,6 @@ static void sparc_cpu_class_init(ObjectClass *oc, const void *data)\n \n #if defined(TARGET_SPARC64) && !defined(TARGET_ABI32)\n cc->gdb_core_xml_file = \"sparc64-core.xml\";\n- cc->gdb_num_core_regs = 86;\n #else\n cc->gdb_num_core_regs = 72;\n #endif\n", "prefixes": [ "v2", "09/50" ] }