Patch Detail
get:
Show a patch.
patch:
Update a patch.
put:
Update a patch.
GET /api/1.1/patches/2228833/?format=api
{ "id": 2228833, "url": "http://patchwork.ozlabs.org/api/1.1/patches/2228833/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260427124738.966578-53-peter.maydell@linaro.org/", "project": { "id": 14, "url": "http://patchwork.ozlabs.org/api/1.1/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": "<20260427124738.966578-53-peter.maydell@linaro.org>", "date": "2026-04-27T12:47:26", "name": "[PULL,52/63] target/arm: migrate wfx syndromes to registerfields", "commit_ref": null, "pull_url": null, "state": "not-applicable", "archived": false, "hash": "f3950434b4f104448be420dbbde54a45e1954d8b", "submitter": { "id": 5111, "url": "http://patchwork.ozlabs.org/api/1.1/people/5111/?format=api", "name": "Peter Maydell", "email": "peter.maydell@linaro.org" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260427124738.966578-53-peter.maydell@linaro.org/mbox/", "series": [ { "id": 501642, "url": "http://patchwork.ozlabs.org/api/1.1/series/501642/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=501642", "date": "2026-04-27T12:46:34", "name": "[PULL,01/63] docs/system: add FEAT_AA32 and FEAT_AA64 to emulation list", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/501642/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2228833/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2228833/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=mHPzjCYf;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org\n (client-ip=209.51.188.17; helo=lists1p.gnu.org;\n envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org;\n receiver=patchwork.ozlabs.org)" ], "Received": [ "from lists1p.gnu.org (lists1p.gnu.org [209.51.188.17])\n\t(using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits))\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4g43SB4bT0z1yJX\n\tfor <incoming@patchwork.ozlabs.org>; Mon, 27 Apr 2026 22:54:50 +1000 (AEST)", "from localhost ([::1] helo=lists1p.gnu.org)\n\tby lists1p.gnu.org with esmtp (Exim 4.90_1)\n\t(envelope-from <qemu-devel-bounces@nongnu.org>)\n\tid 1wHLQB-0001vS-2O; Mon, 27 Apr 2026 08:50:43 -0400", "from eggs.gnu.org ([2001:470:142:3::10])\n by lists1p.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256)\n (Exim 4.90_1) (envelope-from <peter.maydell@linaro.org>)\n id 1wHLO6-0008CD-JM\n for qemu-devel@nongnu.org; Mon, 27 Apr 2026 08:48:35 -0400", "from mail-wm1-x32d.google.com ([2a00:1450:4864:20::32d])\n by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128)\n (Exim 4.90_1) (envelope-from <peter.maydell@linaro.org>)\n id 1wHLO4-0005l4-DI\n for qemu-devel@nongnu.org; Mon, 27 Apr 2026 08:48:33 -0400", "by mail-wm1-x32d.google.com with SMTP id\n 5b1f17b1804b1-488ba840146so92713485e9.1\n for <qemu-devel@nongnu.org>; Mon, 27 Apr 2026 05:48:28 -0700 (PDT)", "from lanath.. (wildly.archaic.org.uk. [81.2.115.145])\n by smtp.gmail.com with ESMTPSA id\n 5b1f17b1804b1-488ffc5e3f4sm448974115e9.2.2026.04.27.05.48.26\n for <qemu-devel@nongnu.org>\n (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256);\n Mon, 27 Apr 2026 05:48:26 -0700 (PDT)" ], "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed;\n d=linaro.org; s=google; t=1777294107; x=1777898907; darn=nongnu.org;\n h=content-transfer-encoding:mime-version:references:in-reply-to\n :message-id:date:subject:to:from:from:to:cc:subject:date:message-id\n :reply-to; bh=5S8KAeqsmRZutxtlUklwlTBbR8y5t61ZVgf6mLUnAUU=;\n b=mHPzjCYfmqYUVg25M0XqTyl9MDrAOJ64QO6N7BzZiduaWvdOLWYFTMs2caEubv0Oer\n a9s94kHjXYq5mMWyd7fJE78TAlbv1ulTF6cB9oOqH5Hhb634N7qh1WW8UYIO9/zsD3zP\n DL40E3MyRJvl0XcBtu/QxyhSGsUZzh+zRtpvifeSjzvhsWvmvHPQm3Fz7xt3bLQ1p1IF\n E2Bz3lbQdibm3B+eDBQETaQ3tBbbPIbigqRX5twTCxgB6U8/NYbNzA4Vfxy1kj5KCvaK\n VWzy6Ip5/7S0h3N91O39GF6rCrs+sAF9ODPfecJBsoT9sykYilr/QN9qT3F1l39KFXOu\n GBug==", "X-Google-DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed;\n d=1e100.net; s=20251104; t=1777294107; x=1777898907;\n h=content-transfer-encoding:mime-version:references:in-reply-to\n :message-id:date:subject:to:from:x-gm-gg:x-gm-message-state:from:to\n :cc:subject:date:message-id:reply-to;\n bh=5S8KAeqsmRZutxtlUklwlTBbR8y5t61ZVgf6mLUnAUU=;\n b=FH11o84D5j6iHAkp0lZKFer+zRRU29x8fRRbSBqiINRVaFiYRO56QpXyVx+HcRBZ3r\n emctQUmX9xHxmRbzUAz1BKPO7gDSXTf7zK1eTAL7vktQIz6k1F9x83BdQ1hPqF2HP1ch\n DO8faqoa47XohooCi+ync+726j6yKO842CjkdVsKUKaeHvp6yDF1HNVroTbhpuydbx5N\n HK9MjLix2VizfH14Pxc5hR8MbjIoaCRGscU37RZGfFtVoKY1ON2KZOFf7ThCMsIbykxY\n eyzeJ0dpdLOT7lcpb0W3tVlpFlStRHauPCxVnv45ECnLxeNOHSDwTrKEBJ7jT3s6q9Rx\n IH1A==", "X-Gm-Message-State": "AOJu0YzVnI+DINmAqYD0SOWZuxWktC71SbpzTwR5RY3msSa5Miu5dnby\n ZkGd7yRRUyTtOGAyrzM8w1qcPjwEo4Y9PC2hn1ZPDYO/Yunn13/DyDBAapZQfnz0uJfC0qDeMRa\n 7PKyj", "X-Gm-Gg": "AeBDietPhgPNJ3wBIasZ0e/6ITvfxXYfT5Y2I5dKWo+UcVvmTg6p6HdY5KFwLt88A+n\n fABR3rC5j+c47nT9zCXI8yOLBqHhjUJ8YT9FsGp6YhakbamTmhDFZQxQ5qZeQNi+kIvd4eXTnLW\n 8LiyHqjhVzTUbFNHGeXP/YiMcbOD9ks3VIrvPD59O01bd7i/Sp2yZT6+vxZcrq8Pd2fjioiD2hN\n LEcmH07dBSdqwO7tGUKpLPLnq6FNTJB2HjsXjNeq2enlh5i05VMOkOQI4VktYgDOaVqDOmjbUP8\n dqx1SgxO4/6zFbI4QL0Wvyed9UUMFO4lvCaQ3fFsoijJUHNkMPuAQtNPnYikW4p9ym+esYJ+jEb\n UHUl6t8doJY4tFIExoVAsmR75NdZTbNtnfGk5NKJ0JpMjCuKXW90qoeoAQ+NJsBd0AhaVq+O+BS\n 0c8y8wUPkgeyVN2BHnE+ndI83YYXOP2+tL7ZTgLwlvtxFJaWIYlhJYEvI0A68DvlB3GoI/cr8ZD\n s6nWOlVm+Hp5BboFeNhsjecZCKcjEnYnHZo+Dnh/g==", "X-Received": "by 2002:a05:600c:a31a:b0:488:b241:2c5f with SMTP id\n 5b1f17b1804b1-488fb785b7emr459072625e9.26.1777294107076;\n Mon, 27 Apr 2026 05:48:27 -0700 (PDT)", "From": "Peter Maydell <peter.maydell@linaro.org>", "To": "qemu-devel@nongnu.org", "Subject": "[PULL 52/63] target/arm: migrate wfx syndromes to registerfields", "Date": "Mon, 27 Apr 2026 13:47:26 +0100", "Message-ID": "<20260427124738.966578-53-peter.maydell@linaro.org>", "X-Mailer": "git-send-email 2.43.0", "In-Reply-To": "<20260427124738.966578-1-peter.maydell@linaro.org>", "References": "<20260427124738.966578-1-peter.maydell@linaro.org>", "MIME-Version": "1.0", "Content-Type": "text/plain; charset=UTF-8", "Content-Transfer-Encoding": "8bit", "Received-SPF": "pass client-ip=2a00:1450:4864:20::32d;\n envelope-from=peter.maydell@linaro.org; helo=mail-wm1-x32d.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 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": "From: Alex Bennée <alex.bennee@linaro.org>\n\nThis will help later when we expand the fields we report.\n\nReviewed-by: Richard Henderson <richard.henderson@linaro.org>\nSigned-off-by: Alex Bennée <alex.bennee@linaro.org>\nMessage-id: 20260422125250.1303100-13-alex.bennee@linaro.org\nSigned-off-by: Peter Maydell <peter.maydell@linaro.org>\n---\n target/arm/syndrome.h | 20 +++++++++++++++++---\n 1 file changed, 17 insertions(+), 3 deletions(-)", "diff": "diff --git a/target/arm/syndrome.h b/target/arm/syndrome.h\nindex 2ad6b97aea..65d0de63a8 100644\n--- a/target/arm/syndrome.h\n+++ b/target/arm/syndrome.h\n@@ -655,11 +655,25 @@ static inline uint32_t syn_breakpoint(int same_el)\n return res;\n }\n \n+/*\n+ * ISS encoding for an exception from a WF* instruction\n+ */\n+FIELD(WFX_ISS, TI, 0, 2)\n+FIELD(WFX_ISS, RV, 2, 1)\n+FIELD(WFX_ISS, RN, 5, 5)\n+FIELD(WFX_ISS, COND, 20, 4)\n+FIELD(WFX_ISS, CV, 24, 1)\n+\n static inline uint32_t syn_wfx(int cv, int cond, int ti, bool is_16bit)\n {\n- return (EC_WFX_TRAP << ARM_EL_EC_SHIFT) |\n- (is_16bit ? 0 : (1 << ARM_EL_IL_SHIFT)) |\n- (cv << 24) | (cond << 20) | ti;\n+ uint32_t res = syn_set_ec(0, EC_WFX_TRAP);\n+ res = FIELD_DP32(res, SYNDROME, IL, !is_16bit);\n+\n+ res = FIELD_DP32(res, WFX_ISS, CV, cv);\n+ res = FIELD_DP32(res, WFX_ISS, COND, cond);\n+ res = FIELD_DP32(res, WFX_ISS, TI, ti);\n+\n+ return res;\n }\n \n static inline uint32_t syn_illegalstate(void)\n", "prefixes": [ "PULL", "52/63" ] }