Message ID | 20190211235258.542-8-richard.henderson@linaro.org |
---|---|
State | New |
Headers | show
Return-Path: <qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org> X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (mailfrom) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=<UNKNOWN>) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=linaro.org Authentication-Results: ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=linaro.org header.i=@linaro.org header.b="TrSgiAL/"; dkim-atps=neutral Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 43z2lw3mgvz9s3x for <incoming@patchwork.ozlabs.org>; Tue, 12 Feb 2019 10:57:48 +1100 (AEDT) Received: from localhost ([127.0.0.1]:58198 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from <qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>) id 1gtLSM-0008ND-Fh for incoming@patchwork.ozlabs.org; Mon, 11 Feb 2019 18:57:46 -0500 Received: from eggs.gnu.org ([209.51.188.92]:38063) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from <richard.henderson@linaro.org>) id 1gtLOE-0005Mj-H3 for qemu-devel@nongnu.org; Mon, 11 Feb 2019 18:53:31 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from <richard.henderson@linaro.org>) id 1gtLOC-0004Xm-0t for qemu-devel@nongnu.org; Mon, 11 Feb 2019 18:53:30 -0500 Received: from mail-pl1-x62c.google.com ([2607:f8b0:4864:20::62c]:47054) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from <richard.henderson@linaro.org>) id 1gtLOB-0004Ph-Pl for qemu-devel@nongnu.org; Mon, 11 Feb 2019 18:53:27 -0500 Received: by mail-pl1-x62c.google.com with SMTP id o6so314943pls.13 for <qemu-devel@nongnu.org>; Mon, 11 Feb 2019 15:53:11 -0800 (PST) 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; bh=MeANllhl1EJDV5sKJLIW0fjvttmmw3UOBcxKU9DzMxw=; b=TrSgiAL/MtIe9pzq+6kN0cRmyLVfcXswfXw6qGRgRQwtqtbTBMQCBAwEsmK9LOqJvD /aKUO9PrtqOOeZ2SDE8luouQaVSKfFjMvJzNhbONSWAooymwey1WlIrhdrQORQdhekvG tFhwV+hAOVmJ2GXWVEHfCIH/p7M8EOsKgyYONPw2kuM4Srwqm4KVlm7L62z9F1RmMA0G 1W3ak63PQQEsE5bqWrbGDEXyOhTzY3A1gWZZMntmy5eRpY6cxs8EeBGrEayD91eRnrsK j2aBlB1B/3gpsVuUpEo4vtoXCcWtlYKrPh3eWxce8pGtBrwN4OGU8P96TBtPhbdzl/7G wkXw== 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; bh=MeANllhl1EJDV5sKJLIW0fjvttmmw3UOBcxKU9DzMxw=; b=J8U9Erse/AdNRXcL/NzG0j1IG3kDQe0zvoW+1PtOH1+1nZXnHCnGwZ36mjnnj6zOtR x5PbOr3clJvAKpxzKfPUJuTqADrAqMwQAo8Zh2IGD/jKTMCgJ+UDkpaSFZg1MmeTvtfG CRdPjnuC1U/UQlN6s0xsbEqs4yWI6SOpHCiY4D903BPN3alQ1R4CjRWO4G3r5heg2JdF w5nM9iTNuQSxkiJFqFa209PgkZWnXRAumSWULzC0zaGkUeChUTsQ4hKPbwIK9IPDCm3f qz5F5T4D7I1ERL/TEXFGvvVb+y9Q/xHFOdR9yE6MIsuTz4WlNAYAVJESg42RKBDJ7/Vj O4LQ== X-Gm-Message-State: AHQUAuYt6f0SO5crEi645+B6ET8xI4+hQyhkV6Lf4DsRrd70n+BOrqDu +CFqWKFasVmZ4iP+01QyVtaI3/hpgZc= X-Google-Smtp-Source: AHgI3IZEFczU7agDdFCjA++pfNbjlP1xPALu7nL+qQxHTIPfbFyT1dChaca1yZUJRjqg/wkHwciwpQ== X-Received: by 2002:a17:902:c5:: with SMTP id a63mr899856pla.267.1549929190749; Mon, 11 Feb 2019 15:53:10 -0800 (PST) Received: from cloudburst.twiddle.net (97-113-188-82.tukw.qwest.net. [97.113.188.82]) by smtp.gmail.com with ESMTPSA id c4sm11861031pgq.85.2019.02.11.15.53.09 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Mon, 11 Feb 2019 15:53:10 -0800 (PST) From: Richard Henderson <richard.henderson@linaro.org> To: qemu-devel@nongnu.org Date: Mon, 11 Feb 2019 15:52:37 -0800 Message-Id: <20190211235258.542-8-richard.henderson@linaro.org> X-Mailer: git-send-email 2.17.2 In-Reply-To: <20190211235258.542-1-richard.henderson@linaro.org> References: <20190211235258.542-1-richard.henderson@linaro.org> X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2607:f8b0:4864:20::62c Subject: [Qemu-devel] [PATCH v3 07/28] target/arm: Assert no manual change to CACHED_PSTATE_BITS X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: <qemu-devel.nongnu.org> List-Unsubscribe: <https://lists.nongnu.org/mailman/options/qemu-devel>, <mailto:qemu-devel-request@nongnu.org?subject=unsubscribe> List-Archive: <http://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>, <mailto:qemu-devel-request@nongnu.org?subject=subscribe> Cc: peter.maydell@linaro.org, qemu-arm@nongnu.org Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" <qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org> |
Series |
target/arm: Implement ARMv8.5-MemTag
|
expand
|
diff --git a/target/arm/translate.h b/target/arm/translate.h index a24757d3d7..296d1ac72c 100644 --- a/target/arm/translate.h +++ b/target/arm/translate.h @@ -209,6 +209,8 @@ static inline void set_pstate_bits(uint32_t bits) { TCGv_i32 p = tcg_temp_new_i32(); + tcg_debug_assert(!(bits & CACHED_PSTATE_BITS)); + tcg_gen_ld_i32(p, cpu_env, offsetof(CPUARMState, pstate)); tcg_gen_ori_i32(p, p, bits); tcg_gen_st_i32(p, cpu_env, offsetof(CPUARMState, pstate)); @@ -220,6 +222,8 @@ static inline void clear_pstate_bits(uint32_t bits) { TCGv_i32 p = tcg_temp_new_i32(); + tcg_debug_assert(!(bits & CACHED_PSTATE_BITS)); + tcg_gen_ld_i32(p, cpu_env, offsetof(CPUARMState, pstate)); tcg_gen_andi_i32(p, p, ~bits); tcg_gen_st_i32(p, cpu_env, offsetof(CPUARMState, pstate));
These bits are stored elsewhere; changing env->pstate has no effect. Suggested-by: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org> --- target/arm/translate.h | 4 ++++ 1 file changed, 4 insertions(+)