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[188.255.126.251]) by smtp.gmail.com with ESMTPSA id d24-20020a170906175800b00a26ac037ff3sm869643eje.132.2024.01.09.02.29.53 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 09 Jan 2024 02:29:54 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1704796195; x=1705400995; darn=nongnu.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=4/OpRYAMbJ2LfLgRhQk17S0oPjV2lUKy2m5rI491Lvc=; b=DOKxOouKCa2fxzjwksL2JJ8+IM2Gpwb7VPOPCMLqLLD64Hod/PFm5pc9LyaA7PlcFH Ulqk1AG8CGTbC9bBn/K10vNQrNXD/s/KiSD4aVTIc62c1lRKeIrT5Os8H2u5sN2sWsKl BdgzAhoUZuAnh+dHwlMaG00/atstEo6tUvwAIKk37PLlny70l40xKTMJrhlpnqG748Nn HiWvbE4NpunPmBh11YnlmOoI4XZYmJ+48SBgwgPmjqjLrKSPa46PNQx9gfVUdSao2xEO bP0rEQEBg3BlXTHu1qpuXPDHuCoBnBLptul0IYrz0kK2i2lJ1fpu83LAWMgDmH0Ig5Dn b8rA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1704796195; x=1705400995; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=4/OpRYAMbJ2LfLgRhQk17S0oPjV2lUKy2m5rI491Lvc=; b=XHHKzi1yM5pVC/Qu7jbYRWn/G2Rh8UTzKboswCTtvyo6fi+3kLQhk9/wWdAWkgdzBX DYUBNEtPPwpfaOqtFfDyW4wVaAnNsv9qvYjJYZS2ZUOaaxIs4f/UsXtK5rYcoyi5z73G AIMq7gU5Cz46bz21FXG9RW6RDmhXTqnZqn/RP3T4hTNcehbEaJ4hUeFJVdboTVgDniqR A6KUTSrtGVA/qVA5GlHcpFEscMtHsxtydY2/A34TuD8XQ/Dy+/5i64b7eagJ17xAwWr+ DikvGat9DxrE78elccVrMSYH/Tzoi/bDq03Ri3l+rOOlg+wiH4a1JpHmzuXbgPYC3YxB B9aQ== X-Gm-Message-State: AOJu0YyctzQSWQ8/y5UPPShHKBmTS5RKhahwzt1Dt+q0ALIMP6E6mZsy QzMHC6759EgC1XiBFDDzKqo= X-Google-Smtp-Source: AGHT+IGAm+lVIbKU5VvQdEXK+0dERfremIzRKDiSIU2EYOZxUFkwdCU2ekRi4vN8dB5xzA2efpYuEw== X-Received: by 2002:a17:906:5805:b0:a27:cf4a:607b with SMTP id m5-20020a170906580500b00a27cf4a607bmr534015ejq.52.1704796195223; Tue, 09 Jan 2024 02:29:55 -0800 (PST) From: Alexey Baturo X-Google-Original-From: Alexey Baturo To: Cc: baturo.alexey@gmail.com, richard.henderson@linaro.org, zhiwei_liu@linux.alibaba.com, palmer@dabbelt.com, Alistair.Francis@wdc.com, sagark@eecs.berkeley.edu, kbastian@mail.uni-paderborn.de, qemu-devel@nongnu.org, qemu-riscv@nongnu.org Subject: [PATCH v4 4/6] target/riscv: Add pointer masking tb flags Date: Tue, 9 Jan 2024 10:29:28 +0000 Message-Id: <20240109102930.405323-5-me@deliversmonkey.space> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240109102930.405323-1-me@deliversmonkey.space> References: <20240109102930.405323-1-me@deliversmonkey.space> 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::629; envelope-from=baturo.alexey@gmail.com; helo=mail-ej1-x629.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, FREEMAIL_FROM=0.001, 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-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @gmail.com) X-ZM-MESSAGEID: 1704796304460100001 Content-Type: text/plain; charset="utf-8" From: Alexey Baturo Signed-off-by: Alexey Baturo Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/cpu.h | 3 +++ target/riscv/cpu_helper.c | 3 +++ target/riscv/translate.c | 5 +++++ 3 files changed, 11 insertions(+) diff --git a/target/riscv/cpu.h b/target/riscv/cpu.h index 1c8979c1c8..0284ea418f 100644 --- a/target/riscv/cpu.h +++ b/target/riscv/cpu.h @@ -545,6 +545,9 @@ FIELD(TB_FLAGS, ITRIGGER, 20, 1) FIELD(TB_FLAGS, VIRT_ENABLED, 21, 1) FIELD(TB_FLAGS, PRIV, 22, 2) FIELD(TB_FLAGS, AXL, 24, 2) +/* If pointer masking should be applied and address sign extended */ +FIELD(TB_FLAGS, PM_PMM, 26, 2) +FIELD(TB_FLAGS, PM_SIGNEXTEND, 28, 1) =20 #ifdef TARGET_RISCV32 #define riscv_cpu_mxl(env) ((void)(env), MXL_RV32) diff --git a/target/riscv/cpu_helper.c b/target/riscv/cpu_helper.c index 9640e4c2c5..67bc51e510 100644 --- a/target/riscv/cpu_helper.c +++ b/target/riscv/cpu_helper.c @@ -68,6 +68,7 @@ void cpu_get_tb_cpu_state(CPURISCVState *env, vaddr *pc, RISCVCPU *cpu =3D env_archcpu(env); RISCVExtStatus fs, vs; uint32_t flags =3D 0; + bool pm_signext =3D riscv_cpu_virt_mem_enabled(env); =20 *pc =3D env->xl =3D=3D MXL_RV32 ? env->pc & UINT32_MAX : env->pc; *cs_base =3D 0; @@ -135,6 +136,8 @@ void cpu_get_tb_cpu_state(CPURISCVState *env, vaddr *pc, flags =3D FIELD_DP32(flags, TB_FLAGS, VS, vs); flags =3D FIELD_DP32(flags, TB_FLAGS, XL, env->xl); flags =3D FIELD_DP32(flags, TB_FLAGS, AXL, cpu_address_xl(env)); + flags =3D FIELD_DP32(flags, TB_FLAGS, PM_PMM, riscv_pm_get_pmm(env)); + flags =3D FIELD_DP32(flags, TB_FLAGS, PM_SIGNEXTEND, pm_signext); =20 *pflags =3D flags; } diff --git a/target/riscv/translate.c b/target/riscv/translate.c index 6b4b9a671c..2c89d749c0 100644 --- a/target/riscv/translate.c +++ b/target/riscv/translate.c @@ -103,6 +103,9 @@ typedef struct DisasContext { bool vl_eq_vlmax; CPUState *cs; TCGv zero; + /* actual address width */ + uint8_t addr_width; + bool addr_signed; /* Use icount trigger for native debug */ bool itrigger; /* FRM is known to contain a valid value. */ @@ -1176,6 +1179,8 @@ static void riscv_tr_init_disas_context(DisasContextB= ase *dcbase, CPUState *cs) ctx->xl =3D FIELD_EX32(tb_flags, TB_FLAGS, XL); ctx->address_xl =3D FIELD_EX32(tb_flags, TB_FLAGS, AXL); ctx->cs =3D cs; + ctx->addr_width =3D 0; + ctx->addr_signed =3D false; ctx->itrigger =3D FIELD_EX32(tb_flags, TB_FLAGS, ITRIGGER); ctx->zero =3D tcg_constant_tl(0); ctx->virt_inst_excp =3D false; --=20 2.34.1