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[2001:8b0:1d0::2]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-3b471b96534sm2816857f8f.48.2025.07.04.09.25.14 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 04 Jul 2025 09:25:14 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1751646316; x=1752251116; darn=nongnu.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:to:from:from:to:cc:subject:date:message-id :reply-to; bh=CjmSifyultKO92TqHZgAe9D2aJBwtyFLFYx6SMlRFYs=; b=nnx5cexLhSujvJnJScaBf+LXC0N5uS4OqiVd2IZE8V5JLtRnCM+NBvHUl4950Tw3Uo p6b5BTGOUCHiuKNO42LT2IUiNWEUQQEFrtEev0ng+m7Jq582ly7B1rF0a1+Zf/VwFBwS LjwmFSh2wb2JMHEBJPNwzlmPErgmcmzIGCJFlpFs+Oxj1y25Tko9D1v/egFVzNMUOnZ1 AF1QxMJhc11snY4bdRlftivNxufnTspJ+27R9cy+fT5P7PL2I2bnDKf6+dGO75e222zd Rk2RijEHkb6pkA6AtSQyayKBVL61BCrVnkmJ/txVQj8RtehLBKUOp3x7lH60n9jMr8gy kH0g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1751646316; x=1752251116; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=CjmSifyultKO92TqHZgAe9D2aJBwtyFLFYx6SMlRFYs=; b=qiRX6ZetLsYOw5Ltej9+iPQ5I25bNxMb5SdT/GrrpydWtVKKckQN6ecByDgW3F4qBj 6lhEjNiQOuroAkOQZ1GGyPBiD4SKszdE0WMsBsnlkhSYXLGPk4sLxmjuSulZJgoBihXP tcAvihVKSLx+FJN4dItUGxvtgW+C2NkeqYDo6Dp0j6cDeq+bD9TIuLriXNOWe7g84zmI Zgy4ipcYpddDiQDVISy4bGN1H7bV+lG6RNsIeD0uT84nrtR9qYT7/WhKMneuDcu/INfU EaDVbBc/1E8WD2ii3BjES0PTO463wWCmwASOXJh2nxRdqG/EAVI4taqfANpGTCPxQoYh PyfQ== X-Gm-Message-State: AOJu0YwYeha4fcu0t4bA3Tx6zHRQUJhwiGHb63fzReJiqn6VDgBY0j7+ QJVR4xABk7PaERQf93fa1mt0rqLZ1JW3GQBlYRgRY/GcoHC7e6y1aPBw+JXaT/JW+ZOcXwyu1AS B06R1 X-Gm-Gg: ASbGncu2svE0eX9s3L5e6Ev2rAWka0AksMqv6Xzie7i6KsIBohV+WW7p4D97yjQMFaE fCVCFGZ4DMGk/o0dGPs35AsAPW+DMXirEvRUHEJcKS3HpkMh3NKb9Qu+hPMWL3sGGtB0uwcD27o 34gw74qzFPgXiSCeAAP1wjkyJq6aEZVyWzOnQrvBZ+0Ez/O+Hc+trRS30JonEU/1lvZZx0Dh+OZ BWS0BBdUg4e/zPZWw0JLBZ0C5n3OaWO0pGX+JxmsgELP5/m/0BYXL06Ti3TGUfpx1YG5h1HoWO6 HTyiaf3mDF7FsJ0FCaG+DFgqutKup75Cmo7n5+PUGDWvkI28Im5mS3zX+J+6s+oRWmVA X-Google-Smtp-Source: AGHT+IHZZMdoHpjn3K6htzrnEVlnZpXGQVws6eCSO7YQPlVcWWBn2ak3UPc/xCAVo97OQOHNoE8s2w== X-Received: by 2002:a05:600c:648a:b0:43d:878c:7c40 with SMTP id 5b1f17b1804b1-454b4e769e4mr31289875e9.10.1751646315554; Fri, 04 Jul 2025 09:25:15 -0700 (PDT) From: Peter Maydell To: qemu-devel@nongnu.org Subject: [PULL 013/119] target/arm: Fix SME vs AdvSIMD exception priority Date: Fri, 4 Jul 2025 17:23:13 +0100 Message-ID: <20250704162501.249138-14-peter.maydell@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250704162501.249138-1-peter.maydell@linaro.org> References: <20250704162501.249138-1-peter.maydell@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2a00:1450:4864:20::331; envelope-from=peter.maydell@linaro.org; helo=mail-wm1-x331.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, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, 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: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1751647285338116600 Content-Type: text/plain; charset="utf-8" From: Richard Henderson We failed to raise an exception when sme_excp_el =3D=3D 0 and fp_excp_el =3D=3D 1. Cc: qemu-stable@nongnu.org Fixes: 3d74825f4d6 ("target/arm: Add SME enablement checks") Reviewed-by: Peter Maydell Signed-off-by: Richard Henderson Message-id: 20250704142112.1018902-2-richard.henderson@linaro.org Signed-off-by: Peter Maydell --- target/arm/tcg/translate-a64.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/target/arm/tcg/translate-a64.c b/target/arm/tcg/translate-a64.c index 815225b1301..5c44a5dece9 100644 --- a/target/arm/tcg/translate-a64.c +++ b/target/arm/tcg/translate-a64.c @@ -1488,7 +1488,8 @@ bool sme_enabled_check(DisasContext *s) * to be zero when fp_excp_el has priority. This is because we need * sme_excp_el by itself for cpregs access checks. */ - if (!s->fp_excp_el || s->sme_excp_el < s->fp_excp_el) { + if (s->sme_excp_el + && (!s->fp_excp_el || s->sme_excp_el <=3D s->fp_excp_el)) { bool ret =3D sme_access_check(s); s->fp_access_checked =3D (ret ? 1 : -1); return ret; --=20 2.43.0