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GET /api/patches/2226143/?format=api
{ "id": 2226143, "url": "http://patchwork.ozlabs.org/api/patches/2226143/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260422101043.1234229-14-alex.bennee@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": "<20260422101043.1234229-14-alex.bennee@linaro.org>", "list_archive_url": null, "date": "2026-04-22T10:10:24", "name": "[v2,13/31] target/arm: migrate gcs syndromes to registerfields", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "f40a18f8542727191050f191479d9a4c8ff86d67", "submitter": { "id": 39532, "url": "http://patchwork.ozlabs.org/api/people/39532/?format=api", "name": "Alex Bennée", "email": "alex.bennee@linaro.org" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260422101043.1234229-14-alex.bennee@linaro.org/mbox/", "series": [ { "id": 500957, "url": "http://patchwork.ozlabs.org/api/series/500957/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=500957", "date": "2026-04-22T10:10:11", "name": "target/arm: fully model WFxT instructions for A-profile", "version": 2, "mbox": "http://patchwork.ozlabs.org/series/500957/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2226143/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2226143/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=KjbfbogY;\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::42c;\n envelope-from=alex.bennee@linaro.org; helo=mail-wr1-x42c.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 development <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": "Tweak arg names to make it clear raddr is the data address register\nnumber.\n\nReviewed-by: Richard Henderson <richard.henderson@linaro.org>\nSigned-off-by: Alex Bennée <alex.bennee@linaro.org>\n\n---\nv2\n - rename ra->raddr to document things.\n---\n target/arm/syndrome.h | 39 +++++++++++++++++++++++++++++++++------\n 1 file changed, 33 insertions(+), 6 deletions(-)", "diff": "diff --git a/target/arm/syndrome.h b/target/arm/syndrome.h\nindex 65d0de63a83..7ff8c30e2bb 100644\n--- a/target/arm/syndrome.h\n+++ b/target/arm/syndrome.h\n@@ -690,21 +690,48 @@ static inline uint32_t syn_pcalignment(void)\n return res;\n }\n \n+/*\n+ * ISS encoding for a GCS exception\n+ *\n+ * Field validity depends on EXTYPE\n+ */\n+FIELD(GCS_ISS, IT, 0, 5)\n+FIELD(GCS_ISS, RN, 5, 5) /* only for non EXLOCK exceptions */\n+FIELD(GCS_ISS, RADDR, 10, 5) /* only for GCSSTR/GCSSTTR traps */\n+FIELD(GCS_ISS, EXTYPE, 20, 4)\n+\n static inline uint32_t syn_gcs_data_check(GCSInstructionType it, int rn)\n {\n- return ((EC_GCS << ARM_EL_EC_SHIFT) | ARM_EL_IL |\n- (GCS_ET_DataCheck << 20) | (rn << 5) | it);\n+ uint32_t res = syn_set_ec(0, EC_GCS);\n+ res = FIELD_DP32(res, SYNDROME, IL, 1);\n+\n+ res = FIELD_DP32(res, GCS_ISS, EXTYPE, GCS_ET_DataCheck);\n+ res = FIELD_DP32(res, GCS_ISS, RN, rn);\n+ res = FIELD_DP32(res, GCS_ISS, IT, it);\n+\n+ return res;\n }\n \n static inline uint32_t syn_gcs_exlock(void)\n {\n- return (EC_GCS << ARM_EL_EC_SHIFT) | ARM_EL_IL | (GCS_ET_EXLOCK << 20);\n+ uint32_t res = syn_set_ec(0, EC_GCS);\n+ res = FIELD_DP32(res, SYNDROME, IL, 1);\n+\n+ res = FIELD_DP32(res, GCS_ISS, EXTYPE, GCS_ET_EXLOCK);\n+\n+ return res;\n }\n \n-static inline uint32_t syn_gcs_gcsstr(int ra, int rn)\n+static inline uint32_t syn_gcs_gcsstr(int raddr, int rn)\n {\n- return ((EC_GCS << ARM_EL_EC_SHIFT) | ARM_EL_IL |\n- (GCS_ET_GCSSTR_GCSSTTR << 20) | (ra << 10) | (rn << 5));\n+ uint32_t res = syn_set_ec(0, EC_GCS);\n+ res = FIELD_DP32(res, SYNDROME, IL, 1);\n+\n+ res = FIELD_DP32(res, GCS_ISS, EXTYPE, GCS_ET_GCSSTR_GCSSTTR);\n+ res = FIELD_DP32(res, GCS_ISS, RADDR, raddr);\n+ res = FIELD_DP32(res, GCS_ISS, RN, rn);\n+\n+ return res;\n }\n \n static inline uint32_t syn_serror(uint32_t extra)\n", "prefixes": [ "v2", "13/31" ] }