From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 5A7F5C43334 for ; Sun, 3 Jul 2022 08:55:56 +0000 (UTC) Received: from localhost ([::1]:56012 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1o7vOV-0004b0-AA for qemu-devel@archiver.kernel.org; Sun, 03 Jul 2022 04:55:55 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:53586) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1o7uvX-0000OQ-3m for qemu-devel@nongnu.org; Sun, 03 Jul 2022 04:25:59 -0400 Received: from mail-pf1-x42f.google.com ([2607:f8b0:4864:20::42f]:42572) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1o7uvV-0005vK-JM for qemu-devel@nongnu.org; Sun, 03 Jul 2022 04:25:58 -0400 Received: by mail-pf1-x42f.google.com with SMTP id d17so6334413pfq.9 for ; Sun, 03 Jul 2022 01:25:57 -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=Ksx6W4Sx5o5nja+lkexLW8pvcoLuTT+mih01KAHBd4Q=; b=wZ7H3pKQ/D78ehF7aylWWstzzV32gIJ2gK8GHhapNKohJYPONVymz6znV44EziPDzu SmSgpDKKat+ZlvuRfjwhVcIBlEg3tmyetD5HVUWn7ViZLGuDUH7ViQGf7LULryw8dpxZ q6bmo2REXia8rmTgenmIk+qsw4XtPuib+Td+uo9M8lnje23mUzhQrbLQKPyY2rodlgZw aPf1LpFHkGBow+45JVAAnHCsE6V53ZMazDO4Srh8lB9RdyzhKXMJPBwFmnkOZx/15Pc6 la78QAPfSBJzPn0l4ozA2tDWUH6uRD44LQZYl8Qsh/Biv+MnZG6LvKLebx0Ja3Ltq8b+ /YUg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=Ksx6W4Sx5o5nja+lkexLW8pvcoLuTT+mih01KAHBd4Q=; b=TpfSlrIAc7k0VSg9vgxQ1vKem9kABOF8Q5j1gUcb55SZJtqvtosEvf6JOHy57ZxgeQ KxpiLnZyf1j6b2DoL4VM5QKMlCPumeT90WvcTbWUYD7ck6bHGfJMgBfOjtNBamAVtkBc adWQ9Mg6+f5CliqPN38MkKXjRHwiMsQBtBf2NH1DJiaJRhseQ7g86SUnU557DxKhqOck QZEebMDzQSu+8cDSPAQNHz4viO3vUdR7QmdUU/B2GKzAEej3JGVNUZpi9+MqF4BXlB7B m/cIL1LOmBNcU/EWt/BxhQ1GXKwHVgCwZenu7NDDO2Ks6976a3P5BB+jVs1AlnKcZUlg Q4ww== X-Gm-Message-State: AJIora8lQwi1Bup+UBEJx/gSkYLSGIdbk1QyeGmouCssJ0d4RgBxEryC kO1yGWcNO7oeVUlTG6r4e8F+YjIi45SdOoLa X-Google-Smtp-Source: AGRyM1u4xS+4CMPMx7Y5CNeg2lQ6K7JV2XlBi+B0zmIMnb8/kJlvpu+XRBo6+y8fYLCd93R9g1qMSw== X-Received: by 2002:a63:224f:0:b0:412:12cc:1960 with SMTP id t15-20020a63224f000000b0041212cc1960mr4500469pgm.348.1656836756742; Sun, 03 Jul 2022 01:25:56 -0700 (PDT) Received: from stoup.. ([122.255.60.245]) by smtp.gmail.com with ESMTPSA id im22-20020a170902bb1600b0016a3f9e528asm13569112plb.57.2022.07.03.01.25.54 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 03 Jul 2022 01:25:56 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: qemu-arm@nongnu.org Subject: [PATCH 30/62] target/arm: Add TBFLAG_M32.SECURE Date: Sun, 3 Jul 2022 13:53:47 +0530 Message-Id: <20220703082419.770989-31-richard.henderson@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220703082419.770989-1-richard.henderson@linaro.org> References: <20220703082419.770989-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::42f; envelope-from=richard.henderson@linaro.org; helo=mail-pf1-x42f.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, T_SCC_BODY_TEXT_LINE=-0.01 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+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Remove the use of regime_is_secure from arm_tr_init_disas_context. Instead, provide the value of v8m_secure directly from tb_flags. Rather than use regime_is_secure, use the env->v7m.secure directly, as per arm_mmu_idx_el. Signed-off-by: Richard Henderson --- target/arm/cpu.h | 2 ++ target/arm/helper.c | 4 ++++ target/arm/translate.c | 3 +-- 3 files changed, 7 insertions(+), 2 deletions(-) diff --git a/target/arm/cpu.h b/target/arm/cpu.h index 4a41b5dcef..919e7c27a3 100644 --- a/target/arm/cpu.h +++ b/target/arm/cpu.h @@ -3162,6 +3162,8 @@ FIELD(TBFLAG_M32, NEW_FP_CTXT_NEEDED, 3, 1) /* Not cached. */ FIELD(TBFLAG_M32, FPCCR_S_WRONG, 4, 1) /* Not cached. */ /* Set if MVE insns are definitely not predicated by VPR or LTPSIZE */ FIELD(TBFLAG_M32, MVE_NO_PRED, 5, 1) /* Not cached. */ +/* Set if in secure mode */ +FIELD(TBFLAG_M32, SECURE, 6, 1) /* * Bit usage when in AArch64 state diff --git a/target/arm/helper.c b/target/arm/helper.c index fb13e0f4c0..0908c20215 100644 --- a/target/arm/helper.c +++ b/target/arm/helper.c @@ -11281,6 +11281,10 @@ static CPUARMTBFlags rebuild_hflags_m32(CPUARMState *env, int fp_el, DP_TBFLAG_M32(flags, STACKCHECK, 1); } + if (arm_feature(env, ARM_FEATURE_M_SECURITY) && env->v7m.secure) { + DP_TBFLAG_M32(flags, SECURE, 1); + } + return rebuild_hflags_common_32(env, fp_el, mmu_idx, flags); } diff --git a/target/arm/translate.c b/target/arm/translate.c index 6617de775f..540ce84d95 100644 --- a/target/arm/translate.c +++ b/target/arm/translate.c @@ -9359,8 +9359,7 @@ static void arm_tr_init_disas_context(DisasContextBase *dcbase, CPUState *cs) dc->vfp_enabled = 1; dc->be_data = MO_TE; dc->v7m_handler_mode = EX_TBFLAG_M32(tb_flags, HANDLER); - dc->v8m_secure = arm_feature(env, ARM_FEATURE_M_SECURITY) && - regime_is_secure(env, dc->mmu_idx); + dc->v8m_secure = EX_TBFLAG_M32(tb_flags, SECURE); dc->v8m_stackcheck = EX_TBFLAG_M32(tb_flags, STACKCHECK); dc->v8m_fpccr_s_wrong = EX_TBFLAG_M32(tb_flags, FPCCR_S_WRONG); dc->v7m_new_fp_ctxt_needed = -- 2.34.1