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GET /api/patches/1992864/?format=api
{ "id": 1992864, "url": "http://patchwork.ozlabs.org/api/patches/1992864/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20241004163042.85922-8-philmd@linaro.org/", "project": { "id": 14, "url": "http://patchwork.ozlabs.org/api/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": "", "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20241004163042.85922-8-philmd@linaro.org>", "list_archive_url": null, "date": "2024-10-04T16:30:23", "name": "[v2,07/25] target/hexagon: Use explicit little-endian LD/ST API", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "1c7eb8284a368aa6fd5e0eef64eeca7f80a55d54", "submitter": { "id": 85046, "url": "http://patchwork.ozlabs.org/api/people/85046/?format=api", "name": "Philippe Mathieu-Daudé", "email": "philmd@linaro.org" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20241004163042.85922-8-philmd@linaro.org/mbox/", "series": [ { "id": 426623, "url": "http://patchwork.ozlabs.org/api/series/426623/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=426623", "date": "2024-10-04T16:30:18", "name": "misc: Use explicit endian LD/ST API", "version": 2, "mbox": "http://patchwork.ozlabs.org/series/426623/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/1992864/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/1992864/checks/", "tags": {}, "related": [], "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=Wr03iigy;\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::22d;\n envelope-from=philmd@linaro.org; helo=mail-lj1-x22d.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-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": "The Hexagon architecture uses little endianness. Directly use\nthe little-endian LD/ST API.\n\nMechanical change using:\n\n $ end=le; \\\n for acc in uw w l q tul; do \\\n sed -i -e \"s/ld${acc}_p(/ld${acc}_${end}_p(/\" \\\n -e \"s/st${acc}_p(/st${acc}_${end}_p(/\" \\\n $(git grep -wlE '(ld|st)t?u?[wlq]_p' target/hexagon/); \\\n done\n\nSigned-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>\n---\n target/hexagon/gdbstub.c | 10 +++++-----\n 1 file changed, 5 insertions(+), 5 deletions(-)", "diff": "diff --git a/target/hexagon/gdbstub.c b/target/hexagon/gdbstub.c\nindex 557b3029785..12d6b3bbcbb 100644\n--- a/target/hexagon/gdbstub.c\n+++ b/target/hexagon/gdbstub.c\n@@ -52,7 +52,7 @@ int hexagon_gdb_write_register(CPUState *cs, uint8_t *mem_buf, int n)\n CPUHexagonState *env = cpu_env(cs);\n \n if (n == HEX_REG_P3_0_ALIASED) {\n- uint32_t p3_0 = ldl_p(mem_buf);\n+ uint32_t p3_0 = ldl_le_p(mem_buf);\n for (int i = 0; i < NUM_PREGS; i++) {\n env->pred[i] = extract32(p3_0, i * 8, 8);\n }\n@@ -60,14 +60,14 @@ int hexagon_gdb_write_register(CPUState *cs, uint8_t *mem_buf, int n)\n }\n \n if (n < TOTAL_PER_THREAD_REGS) {\n- env->gpr[n] = ldl_p(mem_buf);\n+ env->gpr[n] = ldl_le_p(mem_buf);\n return sizeof(target_ulong);\n }\n \n n -= TOTAL_PER_THREAD_REGS;\n \n if (n < NUM_PREGS) {\n- env->pred[n] = ldl_p(mem_buf) & 0xff;\n+ env->pred[n] = ldl_le_p(mem_buf) & 0xff;\n return sizeof(uint8_t);\n }\n \n@@ -117,7 +117,7 @@ static int gdb_put_vreg(CPUHexagonState *env, uint8_t *mem_buf, int n)\n {\n int i;\n for (i = 0; i < ARRAY_SIZE(env->VRegs[n].uw); i++) {\n- env->VRegs[n].uw[i] = ldl_p(mem_buf);\n+ env->VRegs[n].uw[i] = ldl_le_p(mem_buf);\n mem_buf += 4;\n }\n return MAX_VEC_SIZE_BYTES;\n@@ -127,7 +127,7 @@ static int gdb_put_qreg(CPUHexagonState *env, uint8_t *mem_buf, int n)\n {\n int i;\n for (i = 0; i < ARRAY_SIZE(env->QRegs[n].uw); i++) {\n- env->QRegs[n].uw[i] = ldl_p(mem_buf);\n+ env->QRegs[n].uw[i] = ldl_le_p(mem_buf);\n mem_buf += 4;\n }\n return MAX_VEC_SIZE_BYTES / 8;\n", "prefixes": [ "v2", "07/25" ] }