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([122.255.60.245]) by smtp.gmail.com with ESMTPSA id im22-20020a170902bb1600b0016a3f9e528asm13569112plb.57.2022.07.03.01.25.51 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 03 Jul 2022 01:25:53 -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=nKGjUZfBkhVbWA12ORMzUOT3YB96l6xmhnKiB3/6fQo=; b=agMKJwUKdHCinJ3LQndFn5l7HYb5kNt5zEtXit1Bs8CM6lSvIuDBcoGL0faYcNnLb5 Sf58nAskBLQTKf8hLR6YUTczfFgiBvV0HfU9N2BEAVEnEG+kygvaOHEPaxMAqMVurRtB zL+zHLGZcZuWHwaRd/L1K1pXtvcH8gNDqsbbNlojzJuv7JXsw84n/bk0KXYraLCGU+px jprBkcniHGacEDQcGUtVXubpTEBitJ7UBC9B+jh60wQQfx7PpBJbzUOZXy6isIoizwgE GaAhqoodT47e5EX+c0rFPsv2R9rcVmvthZcDhZbfEVdYexL+bhL3wsDYKbVZMRbNCs4d bCtQ== 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=nKGjUZfBkhVbWA12ORMzUOT3YB96l6xmhnKiB3/6fQo=; b=caJoduq9hE+BiivdeKIpOJ1w0d29yn8aDsFB/Kl353iS4mUFXfrrA1dX7LOez+4OT7 XDTuuOO8dyLwhqOCXrH6cTwPfp7zRUZ8/BFiGEz74wAjv1FO0tCc/k5o1yGsC/YiJ7v7 Pfe31xDyytFjCbZk+ytc0ptL0/t670h+iJ8l2Rf/l+rd5KFwIQsomwvVSd1a6Jr+Ikx/ q2r3Hp0JzZ5fBmJE1vUvxGuSuSNBgCZhLzy+3OrUaQBCB3vsSoZ9JVKLCnv3mZX1++M/ xgRH2hAVGPEgwaBLxeQpC3qO4ksaOj2qdyfvkxHvVHqRjgrPu5W2vO1DxIWDfeXiE3WT YAhg== X-Gm-Message-State: AJIora+JD+MBEkxnC/QYDpoh1uSmBVwegAXzDF7Ba8NSHF9dj4pltS35 aiZF6sy+LTddQUBIKRcnvWm6NMx0OQF+KfoG X-Google-Smtp-Source: AGRyM1tJ1pc3HhTkHsxDMvfg22idUO3kYMQui/hWOjkCH8jYn1n/Xo5bfBGFGCeq7sBNpcomSBQtAg== X-Received: by 2002:a63:e648:0:b0:412:22fa:6fbb with SMTP id p8-20020a63e648000000b0041222fa6fbbmr3330126pgj.24.1656836754099; Sun, 03 Jul 2022 01:25:54 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: qemu-arm@nongnu.org Subject: [PATCH 29/62] target/arm: Add is_secure parameter to v7m_read_half_insn Date: Sun, 3 Jul 2022 13:53:46 +0530 Message-Id: <20220703082419.770989-30-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: 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=2607:f8b0:4864:20::42b; envelope-from=richard.henderson@linaro.org; helo=mail-pf1-x42b.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+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1656838593856100001 Content-Type: text/plain; charset="utf-8" Remove the use of regime_is_secure from v7m_read_half_insn. As it happens, both callers pass true, but that is a detail of v7m_handle_execute_nsc we need not expose to the callee. Signed-off-by: Richard Henderson Reviewed-by: Alex Benn=C3=A9e --- target/arm/m_helper.c | 9 ++++----- 1 file changed, 4 insertions(+), 5 deletions(-) diff --git a/target/arm/m_helper.c b/target/arm/m_helper.c index 5ee4ee15b3..203ba411f6 100644 --- a/target/arm/m_helper.c +++ b/target/arm/m_helper.c @@ -1981,7 +1981,7 @@ static bool do_v7m_function_return(ARMCPU *cpu) return true; } =20 -static bool v7m_read_half_insn(ARMCPU *cpu, ARMMMUIdx mmu_idx, +static bool v7m_read_half_insn(ARMCPU *cpu, ARMMMUIdx mmu_idx, bool secure, uint32_t addr, uint16_t *insn) { /* @@ -2003,8 +2003,7 @@ static bool v7m_read_half_insn(ARMCPU *cpu, ARMMMUIdx= mmu_idx, ARMMMUFaultInfo fi =3D {}; MemTxResult txres; =20 - v8m_security_lookup(env, addr, MMU_INST_FETCH, mmu_idx, - regime_is_secure(env, mmu_idx), &sattrs); + v8m_security_lookup(env, addr, MMU_INST_FETCH, mmu_idx, secure, &sattr= s); if (!sattrs.nsc || sattrs.ns) { /* * This must be the second half of the insn, and it straddles a @@ -2109,7 +2108,7 @@ static bool v7m_handle_execute_nsc(ARMCPU *cpu) /* We want to do the MPU lookup as secure; work out what mmu_idx that = is */ mmu_idx =3D arm_v7m_mmu_idx_for_secstate(env, true); =20 - if (!v7m_read_half_insn(cpu, mmu_idx, env->regs[15], &insn)) { + if (!v7m_read_half_insn(cpu, mmu_idx, true, env->regs[15], &insn)) { return false; } =20 @@ -2125,7 +2124,7 @@ static bool v7m_handle_execute_nsc(ARMCPU *cpu) goto gen_invep; } =20 - if (!v7m_read_half_insn(cpu, mmu_idx, env->regs[15] + 2, &insn)) { + if (!v7m_read_half_insn(cpu, mmu_idx, true, env->regs[15] + 2, &insn))= { return false; } =20 --=20 2.34.1