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[97.126.123.70]) by smtp.gmail.com with ESMTPSA id g69sm6824842pje.34.2020.03.12.12.43.10 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 12 Mar 2020 12:43:11 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=oOGWU6CgcAFRrNmaOEFHGDGiBotip/Vn0ZaQb6OYup4=; b=XIfuiFZ9PHJ4tysbW3FlEDZ2Xh95aeYAhuZENQ24XBKqj5QSbeCqRThREz4xNNPfwC OuOQshhKfD9w/ihwmca91rKdZlJjtLjr0u2watMO5q+nidjEBkDAk1zUixjab788ukYy FcBrJorCllZ3hCEmNFFT8DAkQRpY4LcjMuBN+Fm/zmR9mS6MUOJ6hkrUzDrNnkHL54Fo r9+nO8k8s2bXrhBbNEUNkGrVVNADYYvKx5j91C92Js7B5He7JBjAvHQxq3gV3NcS3VQK Wtu49cww+eY2627Um5nD2oe0uuCE6oKN0uvs0Amoln26FxYYEsRwAxHUDFqH685KGsHX l0bg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=oOGWU6CgcAFRrNmaOEFHGDGiBotip/Vn0ZaQb6OYup4=; b=n3GXOWmr5Neemwfm5h7MG5uzJgiV7IM1g7KRRZAefTFCZ7Ho6uL0OiLJ3GPfewdzJ6 r4TJQaqcW7HK9u3/8/qRAh2sGZpZlaEvK1rnqIymj4F/q9IFO5NBUpx1Z5kvCzJwozZd +MB+ADEABM1J19zRARfnDUTsxIyqmPudATmAKoI4UI2K6ln7Qfy1bkN3gcQvYlVykx2L t83hmasXPfhwngHZerNggbN1uxffYz6P7F3GoL2bFHQRgIOSz0rtuTMDJowg/gR709a2 aJrpsjBm68nF5ppBFeuMxR3S+kS7QPnH6MC6WlvIDwLXqDVp8+loXT/zY+UrDqr2Ihr8 4eDw== X-Gm-Message-State: ANhLgQ0fiOlXC8Yd/iOcpmUOMsKbhLZ1p9+iZQgjah1boTQOtFzOuQ5b 1oLE7+t/fMy8lmqdPnAkqCbIBbsaTKI= X-Google-Smtp-Source: ADFU+vuWHgkNs53qyBi4Yd0+s7L0YajE/N4Of0z3hs9u8THPwvTpIwFhVoFz5odzND5UvS5USYGYWg== X-Received: by 2002:a17:902:9886:: with SMTP id s6mr9716875plp.100.1584042191976; Thu, 12 Mar 2020 12:43:11 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH v6 38/42] target/arm: Set PSTATE.TCO on exception entry Date: Thu, 12 Mar 2020 12:42:15 -0700 Message-Id: <20200312194219.24406-39-richard.henderson@linaro.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200312194219.24406-1-richard.henderson@linaro.org> References: <20200312194219.24406-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2607:f8b0:4864:20::644 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: peter.maydell@linaro.org, qemu-arm@nongnu.org, alex.bennee@linaro.org Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @linaro.org) Content-Type: text/plain; charset="utf-8" D1.10 specifies that exception handlers begin with tag checks overridden. Reviewed-by: Peter Maydell Signed-off-by: Richard Henderson --- v2: Only set if MTE feature present. --- target/arm/helper.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/target/arm/helper.c b/target/arm/helper.c index 44e7c0d19b..b38dc74733 100644 --- a/target/arm/helper.c +++ b/target/arm/helper.c @@ -9664,6 +9664,9 @@ static void arm_cpu_do_interrupt_aarch64(CPUState *cs) break; } } + if (cpu_isar_feature(aa64_mte, cpu)) { + new_mode |=3D PSTATE_TCO; + } =20 pstate_write(env, PSTATE_DAIF | new_mode); env->aarch64 =3D 1; --=20 2.20.1