{"id":2228849,"url":"http://patchwork.ozlabs.org/api/1.1/patches/2228849/?format=json","web_url":"http://patchwork.ozlabs.org/project/qemu-devel/patch/20260427124738.966578-47-peter.maydell@linaro.org/","project":{"id":14,"url":"http://patchwork.ozlabs.org/api/1.1/projects/14/?format=json","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":"<20260427124738.966578-47-peter.maydell@linaro.org>","date":"2026-04-27T12:47:20","name":"[PULL,46/63] target/arm: migrate PAC trap syndromes to registerfields","commit_ref":null,"pull_url":null,"state":"not-applicable","archived":false,"hash":"01a1277d157d3fd5065fdf45791ca6d9050a6d13","submitter":{"id":5111,"url":"http://patchwork.ozlabs.org/api/1.1/people/5111/?format=json","name":"Peter Maydell","email":"peter.maydell@linaro.org"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/qemu-devel/patch/20260427124738.966578-47-peter.maydell@linaro.org/mbox/","series":[{"id":501642,"url":"http://patchwork.ozlabs.org/api/1.1/series/501642/?format=json","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/2228849/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/2228849/checks/","tags":{},"headers":{"Return-Path":"","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=Kj5y3Ikm;\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 4g43TZ1llWz1yHv\n\tfor ; Mon, 27 Apr 2026 22:56:02 +1000 (AEST)","from localhost ([::1] helo=lists1p.gnu.org)\n\tby lists1p.gnu.org with esmtp (Exim 4.90_1)\n\t(envelope-from )\n\tid 1wHLR1-000321-QJ; Mon, 27 Apr 2026 08:51:35 -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 )\n id 1wHLO4-0008BI-Os\n for qemu-devel@nongnu.org; Mon, 27 Apr 2026 08:48:35 -0400","from mail-wm1-x330.google.com ([2a00:1450:4864:20::330])\n by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128)\n (Exim 4.90_1) (envelope-from )\n id 1wHLNw-0005jU-Iu\n for qemu-devel@nongnu.org; Mon, 27 Apr 2026 08:48:27 -0400","by mail-wm1-x330.google.com with SMTP id\n 5b1f17b1804b1-488b0e1b870so172752535e9.2\n for ; Mon, 27 Apr 2026 05:48:23 -0700 (PDT)","from lanath.. (wildly.archaic.org.uk. [81.2.115.145])\n by smtp.gmail.com with ESMTPSA id\n 5b1f17b1804b1-488ffc5e3f4sm448974115e9.2.2026.04.27.05.48.21\n for \n (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256);\n Mon, 27 Apr 2026 05:48:21 -0700 (PDT)"],"DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/relaxed;\n d=linaro.org; s=google; t=1777294102; x=1777898902; 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=rTgagNZc5+/mV+3XbzfZwoEUH7aZwakCX4wYssDEI18=;\n b=Kj5y3IkmBd25Vh/MIBjZEDW0TO3/ogcQFqL1Wprm3LWYqgZW5b4Z9nnDiGW9CmyGTf\n bTpjhDlxIIj/AjrMJ07g2FytNjtQiFidZ1uOm1yKE9HdTVLc6j/10KLgGpE3QIcwfH3f\n JJXFdC3vUzGW1qPC4Rbcez1zpoyE4NiU05B5yBmPd8qypo1Rovs2HIyJMTmsHyBF2hli\n s9NWltFWHZbdr/NXIzmC03PjuAnPS88KloIDf4bTJl7Gvhon3S/Yf6CqCdi0dbXceSMY\n hvV18S5EQCCCrBXCIZr8T6y8auQN6fh3MGsyXaJaPYGjDzFZCX2ZWIgkR4sbKtTnyKgx\n 7IZQ==","X-Google-DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/relaxed;\n d=1e100.net; s=20251104; t=1777294102; x=1777898902;\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=rTgagNZc5+/mV+3XbzfZwoEUH7aZwakCX4wYssDEI18=;\n b=PCOcVt2kUtzqFhNiV9wRh4NuuPjKJ8YpXceGj16DpPULTURGx6rAKFIuWbL1ihdmxW\n X3w9jO/HVsmKXIVXurLPhTyv2pFc4J1RSUG1ileGAga86GSGVromfyA+IfTiU+g7aC6o\n kiB2Ri5I0UbAyqiJKLXz7pmSP79wgBtpUZDv26gu88voutWUDmSHlV/vxBplMgKE+Cc7\n xDO49Y8V1BohQ/3tTupiSYio7TVYiFvaSzueAK4zJACtp9VlJQiKDh+83wYoA8wYTEU1\n 60IrM0P6KDWPqqNLtg5QiYPVWtMB4t8nEdoJe18vZxtv9Xk0W5HJUQHCzfMRmfA52afJ\n BhJw==","X-Gm-Message-State":"AOJu0YyEgCufEHpWEorCQC/E8aYwMZvAfXvJlLdMgQijMFLWOVLXKVf9\n jjpmL+fjaADxvm5C5SP9NqWa6wM+ABoC0aPFLsJ4dk3+oAbmAvksioVoh1eY7R1sdOZ9UjpasEm\n 1eqNl","X-Gm-Gg":"AeBDiesxCortpk3BLYkVfgJzd/G/ohp78j6/4ztjolJE0xn8dsr5bybZP7m+hNA6ciG\n v3TBscyT3k2bhFGyOztDO/o3L0CLPjE/gq0HPHjo1xpcpNxW4eQvyNJhh+pIi2MGI4YrLXkT+Ix\n u0Uqn3law/EOVkrdtM31TRdDroUB28K1PSoYBJdd0VLKi7SKOCtopQcNb3nwrMNj+UUoGg3Vtx7\n eSeOQl/+uM10ciFJVLDc5fNFalQpuuXzrRdWI89UaWtCLJ5TNYEhcKnlRRBvWoxvfdfWKZy6uCv\n 2AQUpi1rp8J86CWubcVdT/XT/+Hl0zuvJPzjU4le5WUPHUChJVpQbParGHlaVrCXnpiHy3i4lAW\n uMpCG3G0B3MFrRFxiRw4njTwjc3MghgngB6kVCUkJtHE+zRi++ySPwdLh5WoozYjjVzc2KOX31R\n z6NSjaux7IdRJWqk1wbGttSP5W70TWiJBzPEViBHnhGkfRWZshFYbaHS4QxMLBeiGEOYP8L0cjA\n 9SuVfDHltLOBmNYJ1W0yvaRaZ7ul4PEAYRM2Uec+9gnllTsiZk1","X-Received":"by 2002:a05:600c:26d5:b0:489:1c1f:35df with SMTP id\n 5b1f17b1804b1-4891c1f3715mr294847215e9.10.1777294102058;\n Mon, 27 Apr 2026 05:48:22 -0700 (PDT)","From":"Peter Maydell ","To":"qemu-devel@nongnu.org","Subject":"[PULL 46/63] target/arm: migrate PAC trap syndromes to registerfields","Date":"Mon, 27 Apr 2026 13:47:20 +0100","Message-ID":"<20260427124738.966578-47-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::330;\n envelope-from=peter.maydell@linaro.org; helo=mail-wm1-x330.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 ","List-Unsubscribe":",\n ","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n ","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 \n\nsyn_pactrap is fairly simple as the ISS is all RES0.\n\nReviewed-by: Richard Henderson \nSigned-off-by: Alex Bennée \nMessage-id: 20260422125250.1303100-7-alex.bennee@linaro.org\nSigned-off-by: Peter Maydell \n---\n target/arm/syndrome.h | 23 ++++++++++++++++++++---\n 1 file changed, 20 insertions(+), 3 deletions(-)","diff":"diff --git a/target/arm/syndrome.h b/target/arm/syndrome.h\nindex 6105347598..fd8639d4f0 100644\n--- a/target/arm/syndrome.h\n+++ b/target/arm/syndrome.h\n@@ -398,15 +398,32 @@ static inline uint32_t syn_smetrap(SMEExceptionType etype, bool is_16bit)\n return res;\n }\n \n+/*\n+ * ISS encoding for a PAC Fail exceptions\n+ */\n+FIELD(PACFAIL_ISS, BnA, 0, 1) /* B key or A key */\n+FIELD(PACFAIL_ISS, DnI, 1, 1) /* Data or Instruction */\n+\n static inline uint32_t syn_pacfail(bool data, int keynumber)\n {\n- int error_code = (data << 1) | keynumber;\n- return (EC_PACFAIL << ARM_EL_EC_SHIFT) | ARM_EL_IL | error_code;\n+ uint32_t res = syn_set_ec(0, EC_PACFAIL);\n+ res = FIELD_DP32(res, SYNDROME, IL, 1);\n+\n+ res = FIELD_DP32(res, PACFAIL_ISS, DnI, data);\n+ res = FIELD_DP32(res, PACFAIL_ISS, BnA, keynumber);\n+\n+ return res;\n }\n \n+/*\n+ * ISS encoding for an exception from a trapped Pointer\n+ * Authentication instruction is RES0\n+ */\n static inline uint32_t syn_pactrap(void)\n {\n- return (EC_PACTRAP << ARM_EL_EC_SHIFT) | ARM_EL_IL;\n+ uint32_t res = syn_set_ec(0, EC_PACTRAP);\n+ res = FIELD_DP32(res, SYNDROME, IL, 1);\n+ return res;\n }\n \n static inline uint32_t syn_btitrap(int btype)\n","prefixes":["PULL","46/63"]}