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Sun, 29 Oct 2023 22:49:01 -0700 (PDT) From: Akihiko Odaki To: Cc: =?UTF-8?q?Alex=20Benn=C3=A9e?= , Mikhail Tyutin , Aleksandr Anenkov , qemu-devel@nongnu.org, =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Fabiano Rosas , Akihiko Odaki , Palmer Dabbelt , Alistair Francis , Bin Meng , Weiwei Li , Daniel Henrique Barboza , Liu Zhiwei , qemu-riscv@nongnu.org Subject: [PATCH v6 3/5] target/riscv: Move misa_mxl_max to class Date: Mon, 30 Oct 2023 14:46:37 +0900 Message-ID: <20231030054834.39145-4-akihiko.odaki@daynix.com> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20231030054834.39145-1-akihiko.odaki@daynix.com> References: <20231030054834.39145-1-akihiko.odaki@daynix.com> 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: none client-ip=2607:f8b0:4864:20::634; envelope-from=akihiko.odaki@daynix.com; helo=mail-pl1-x634.google.com X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_NONE=0.001 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 @daynix-com.20230601.gappssmtp.com) X-ZM-MESSAGEID: 1698645004619100011 Content-Type: text/plain; charset="utf-8" misa_mxl_max is common for all instances of a RISC-V CPU class so they are better put into class. Signed-off-by: Akihiko Odaki --- target/riscv/cpu-qom.h | 1 + target/riscv/cpu.h | 3 +- target/riscv/cpu.c | 118 +++++++++++++++++++------------------ target/riscv/gdbstub.c | 12 ++-- target/riscv/kvm/kvm-cpu.c | 10 ++-- target/riscv/machine.c | 7 +-- target/riscv/tcg/tcg-cpu.c | 12 ++-- target/riscv/translate.c | 3 +- 8 files changed, 87 insertions(+), 79 deletions(-) diff --git a/target/riscv/cpu-qom.h b/target/riscv/cpu-qom.h index f3fbe37a2c..33b6d52c90 100644 --- a/target/riscv/cpu-qom.h +++ b/target/riscv/cpu-qom.h @@ -68,5 +68,6 @@ struct RISCVCPUClass { /*< public >*/ DeviceRealize parent_realize; ResettablePhases parent_phases; + uint32_t misa_mxl_max; /* max mxl for this cpu */ }; #endif /* RISCV_CPU_QOM_H */ diff --git a/target/riscv/cpu.h b/target/riscv/cpu.h index f8ffa5ee38..ef10efd1e7 100644 --- a/target/riscv/cpu.h +++ b/target/riscv/cpu.h @@ -159,7 +159,6 @@ struct CPUArchState { =20 /* RISCVMXL, but uint32_t for vmstate migration */ uint32_t misa_mxl; /* current mxl */ - uint32_t misa_mxl_max; /* max mxl for this cpu */ uint32_t misa_ext; /* current extensions */ uint32_t misa_ext_mask; /* max ext for this cpu */ uint32_t xl; /* current xlen */ @@ -711,7 +710,7 @@ enum riscv_pmu_event_idx { /* used by tcg/tcg-cpu.c*/ void isa_ext_update_enabled(RISCVCPU *cpu, uint32_t ext_offset, bool en); bool isa_ext_is_enabled(RISCVCPU *cpu, uint32_t ext_offset); -void riscv_cpu_set_misa(CPURISCVState *env, RISCVMXL mxl, uint32_t ext); +void riscv_cpu_set_misa_ext(CPURISCVState *env, uint32_t ext); =20 typedef struct RISCVCPUMultiExtConfig { const char *name; diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c index ac4a6c7eec..1fb5747f00 100644 --- a/target/riscv/cpu.c +++ b/target/riscv/cpu.c @@ -263,9 +263,8 @@ const char *riscv_cpu_get_trap_name(target_ulong cause,= bool async) } } =20 -void riscv_cpu_set_misa(CPURISCVState *env, RISCVMXL mxl, uint32_t ext) +void riscv_cpu_set_misa_ext(CPURISCVState *env, uint32_t ext) { - env->misa_mxl_max =3D env->misa_mxl =3D mxl; env->misa_ext_mask =3D env->misa_ext =3D ext; } =20 @@ -367,11 +366,7 @@ static void riscv_any_cpu_init(Object *obj) { RISCVCPU *cpu =3D RISCV_CPU(obj); CPURISCVState *env =3D &cpu->env; -#if defined(TARGET_RISCV32) - riscv_cpu_set_misa(env, MXL_RV32, RVI | RVM | RVA | RVF | RVD | RVC | = RVU); -#elif defined(TARGET_RISCV64) - riscv_cpu_set_misa(env, MXL_RV64, RVI | RVM | RVA | RVF | RVD | RVC | = RVU); -#endif + riscv_cpu_set_misa_ext(env, RVI | RVM | RVA | RVF | RVD | RVC | RVU); =20 #ifndef CONFIG_USER_ONLY set_satp_mode_max_supported(RISCV_CPU(obj), @@ -392,16 +387,14 @@ static void riscv_max_cpu_init(Object *obj) { RISCVCPU *cpu =3D RISCV_CPU(obj); CPURISCVState *env =3D &cpu->env; - RISCVMXL mlx =3D MXL_RV64; =20 -#ifdef TARGET_RISCV32 - mlx =3D MXL_RV32; -#endif - riscv_cpu_set_misa(env, mlx, 0); env->priv_ver =3D PRIV_VERSION_LATEST; #ifndef CONFIG_USER_ONLY - set_satp_mode_max_supported(RISCV_CPU(obj), mlx =3D=3D MXL_RV32 ? - VM_1_10_SV32 : VM_1_10_SV57); +#ifdef TARGET_RISCV32 + set_satp_mode_max_supported(cpu, VM_1_10_SV32); +#else + set_satp_mode_max_supported(cpu, VM_1_10_SV57); +#endif #endif } =20 @@ -409,8 +402,6 @@ static void riscv_max_cpu_init(Object *obj) static void rv64_base_cpu_init(Object *obj) { CPURISCVState *env =3D &RISCV_CPU(obj)->env; - /* We set this in the realise function */ - riscv_cpu_set_misa(env, MXL_RV64, 0); /* Set latest version of privileged specification */ env->priv_ver =3D PRIV_VERSION_LATEST; #ifndef CONFIG_USER_ONLY @@ -422,8 +413,7 @@ static void rv64_sifive_u_cpu_init(Object *obj) { RISCVCPU *cpu =3D RISCV_CPU(obj); CPURISCVState *env =3D &cpu->env; - riscv_cpu_set_misa(env, MXL_RV64, - RVI | RVM | RVA | RVF | RVD | RVC | RVS | RVU); + riscv_cpu_set_misa_ext(env, RVI | RVM | RVA | RVF | RVD | RVC | RVS | = RVU); env->priv_ver =3D PRIV_VERSION_1_10_0; #ifndef CONFIG_USER_ONLY set_satp_mode_max_supported(RISCV_CPU(obj), VM_1_10_SV39); @@ -441,7 +431,7 @@ static void rv64_sifive_e_cpu_init(Object *obj) CPURISCVState *env =3D &RISCV_CPU(obj)->env; RISCVCPU *cpu =3D RISCV_CPU(obj); =20 - riscv_cpu_set_misa(env, MXL_RV64, RVI | RVM | RVA | RVC | RVU); + riscv_cpu_set_misa_ext(env, RVI | RVM | RVA | RVC | RVU); env->priv_ver =3D PRIV_VERSION_1_10_0; #ifndef CONFIG_USER_ONLY set_satp_mode_max_supported(cpu, VM_1_10_MBARE); @@ -458,7 +448,7 @@ static void rv64_thead_c906_cpu_init(Object *obj) CPURISCVState *env =3D &RISCV_CPU(obj)->env; RISCVCPU *cpu =3D RISCV_CPU(obj); =20 - riscv_cpu_set_misa(env, MXL_RV64, RVG | RVC | RVS | RVU); + riscv_cpu_set_misa_ext(env, RVG | RVC | RVS | RVU); env->priv_ver =3D PRIV_VERSION_1_11_0; =20 cpu->cfg.ext_zfa =3D true; @@ -489,7 +479,7 @@ static void rv64_veyron_v1_cpu_init(Object *obj) CPURISCVState *env =3D &RISCV_CPU(obj)->env; RISCVCPU *cpu =3D RISCV_CPU(obj); =20 - riscv_cpu_set_misa(env, MXL_RV64, RVG | RVC | RVS | RVU | RVH); + riscv_cpu_set_misa_ext(env, RVG | RVC | RVS | RVU | RVH); env->priv_ver =3D PRIV_VERSION_1_12_0; =20 /* Enable ISA extensions */ @@ -533,8 +523,6 @@ static void rv128_base_cpu_init(Object *obj) exit(EXIT_FAILURE); } CPURISCVState *env =3D &RISCV_CPU(obj)->env; - /* We set this in the realise function */ - riscv_cpu_set_misa(env, MXL_RV128, 0); /* Set latest version of privileged specification */ env->priv_ver =3D PRIV_VERSION_LATEST; #ifndef CONFIG_USER_ONLY @@ -545,8 +533,6 @@ static void rv128_base_cpu_init(Object *obj) static void rv32_base_cpu_init(Object *obj) { CPURISCVState *env =3D &RISCV_CPU(obj)->env; - /* We set this in the realise function */ - riscv_cpu_set_misa(env, MXL_RV32, 0); /* Set latest version of privileged specification */ env->priv_ver =3D PRIV_VERSION_LATEST; #ifndef CONFIG_USER_ONLY @@ -558,8 +544,7 @@ static void rv32_sifive_u_cpu_init(Object *obj) { RISCVCPU *cpu =3D RISCV_CPU(obj); CPURISCVState *env =3D &cpu->env; - riscv_cpu_set_misa(env, MXL_RV32, - RVI | RVM | RVA | RVF | RVD | RVC | RVS | RVU); + riscv_cpu_set_misa_ext(env, RVI | RVM | RVA | RVF | RVD | RVC | RVS | = RVU); env->priv_ver =3D PRIV_VERSION_1_10_0; #ifndef CONFIG_USER_ONLY set_satp_mode_max_supported(RISCV_CPU(obj), VM_1_10_SV32); @@ -577,7 +562,7 @@ static void rv32_sifive_e_cpu_init(Object *obj) CPURISCVState *env =3D &RISCV_CPU(obj)->env; RISCVCPU *cpu =3D RISCV_CPU(obj); =20 - riscv_cpu_set_misa(env, MXL_RV32, RVI | RVM | RVA | RVC | RVU); + riscv_cpu_set_misa_ext(env, RVI | RVM | RVA | RVC | RVU); env->priv_ver =3D PRIV_VERSION_1_10_0; #ifndef CONFIG_USER_ONLY set_satp_mode_max_supported(cpu, VM_1_10_MBARE); @@ -594,7 +579,7 @@ static void rv32_ibex_cpu_init(Object *obj) CPURISCVState *env =3D &RISCV_CPU(obj)->env; RISCVCPU *cpu =3D RISCV_CPU(obj); =20 - riscv_cpu_set_misa(env, MXL_RV32, RVI | RVM | RVC | RVU); + riscv_cpu_set_misa_ext(env, RVI | RVM | RVC | RVU); env->priv_ver =3D PRIV_VERSION_1_11_0; #ifndef CONFIG_USER_ONLY set_satp_mode_max_supported(cpu, VM_1_10_MBARE); @@ -612,7 +597,7 @@ static void rv32_imafcu_nommu_cpu_init(Object *obj) CPURISCVState *env =3D &RISCV_CPU(obj)->env; RISCVCPU *cpu =3D RISCV_CPU(obj); =20 - riscv_cpu_set_misa(env, MXL_RV32, RVI | RVM | RVA | RVF | RVC | RVU); + riscv_cpu_set_misa_ext(env, RVI | RVM | RVA | RVF | RVC | RVU); env->priv_ver =3D PRIV_VERSION_1_10_0; #ifndef CONFIG_USER_ONLY set_satp_mode_max_supported(cpu, VM_1_10_MBARE); @@ -834,7 +819,7 @@ static void riscv_cpu_reset_hold(Object *obj) mcc->parent_phases.hold(obj); } #ifndef CONFIG_USER_ONLY - env->misa_mxl =3D env->misa_mxl_max; + env->misa_mxl =3D mcc->misa_mxl_max; env->priv =3D PRV_M; env->mstatus &=3D ~(MSTATUS_MIE | MSTATUS_MPRV); if (env->misa_mxl > MXL_RV32) { @@ -1169,6 +1154,12 @@ static void riscv_cpu_post_init(Object *obj) =20 static void riscv_cpu_init(Object *obj) { + RISCVCPUClass *mcc =3D RISCV_CPU_GET_CLASS(obj); + RISCVCPU *cpu =3D RISCV_CPU(obj); + CPURISCVState *env =3D &cpu->env; + + env->misa_mxl =3D mcc->misa_mxl_max; + #ifndef CONFIG_USER_ONLY qdev_init_gpio_in(DEVICE(obj), riscv_cpu_set_irq, IRQ_LOCAL_MAX + IRQ_LOCAL_GUEST_MAX); @@ -1555,7 +1546,7 @@ static void cpu_get_marchid(Object *obj, Visitor *v, = const char *name, visit_type_bool(v, name, &value, errp); } =20 -static void riscv_cpu_class_init(ObjectClass *c, void *data) +static void riscv_cpu_common_class_init(ObjectClass *c, void *data) { RISCVCPUClass *mcc =3D RISCV_CPU_CLASS(c); CPUClass *cc =3D CPU_CLASS(c); @@ -1597,6 +1588,13 @@ static void riscv_cpu_class_init(ObjectClass *c, voi= d *data) device_class_set_props(dc, riscv_cpu_properties); } =20 +static void riscv_cpu_class_init(ObjectClass *c, void *data) +{ + RISCVCPUClass *mcc =3D RISCV_CPU_CLASS(c); + + mcc->misa_mxl_max =3D (uint32_t)(uintptr_t)data; +} + static void riscv_isa_string_ext(RISCVCPU *cpu, char **isa_str, int max_str_len) { @@ -1662,18 +1660,22 @@ void riscv_cpu_list(void) g_slist_free(list); } =20 -#define DEFINE_CPU(type_name, initfn) \ - { \ - .name =3D type_name, \ - .parent =3D TYPE_RISCV_CPU, \ - .instance_init =3D initfn \ +#define DEFINE_CPU(type_name, misa_mxl_max, initfn) \ + { \ + .name =3D (type_name), \ + .parent =3D TYPE_RISCV_CPU, \ + .instance_init =3D (initfn), \ + .class_init =3D riscv_cpu_class_init, \ + .class_data =3D (void *)(misa_mxl_max) \ } =20 -#define DEFINE_DYNAMIC_CPU(type_name, initfn) \ - { \ - .name =3D type_name, \ - .parent =3D TYPE_RISCV_DYNAMIC_CPU, \ - .instance_init =3D initfn \ +#define DEFINE_DYNAMIC_CPU(type_name, misa_mxl_max, initfn) \ + { \ + .name =3D (type_name), \ + .parent =3D TYPE_RISCV_DYNAMIC_CPU, \ + .instance_init =3D (initfn), \ + .class_init =3D riscv_cpu_class_init, \ + .class_data =3D (void *)(misa_mxl_max) \ } =20 static const TypeInfo riscv_cpu_type_infos[] =3D { @@ -1686,29 +1688,31 @@ static const TypeInfo riscv_cpu_type_infos[] =3D { .instance_post_init =3D riscv_cpu_post_init, .abstract =3D true, .class_size =3D sizeof(RISCVCPUClass), - .class_init =3D riscv_cpu_class_init, + .class_init =3D riscv_cpu_common_class_init, }, { .name =3D TYPE_RISCV_DYNAMIC_CPU, .parent =3D TYPE_RISCV_CPU, .abstract =3D true, }, - DEFINE_DYNAMIC_CPU(TYPE_RISCV_CPU_ANY, riscv_any_cpu_init), - DEFINE_DYNAMIC_CPU(TYPE_RISCV_CPU_MAX, riscv_max_cpu_init), #if defined(TARGET_RISCV32) - DEFINE_DYNAMIC_CPU(TYPE_RISCV_CPU_BASE32, rv32_base_cpu_init), - DEFINE_CPU(TYPE_RISCV_CPU_IBEX, rv32_ibex_cpu_init), - DEFINE_CPU(TYPE_RISCV_CPU_SIFIVE_E31, rv32_sifive_e_cpu_init), - DEFINE_CPU(TYPE_RISCV_CPU_SIFIVE_E34, rv32_imafcu_nommu_cpu_init= ), - DEFINE_CPU(TYPE_RISCV_CPU_SIFIVE_U34, rv32_sifive_u_cpu_init), + DEFINE_DYNAMIC_CPU(TYPE_RISCV_CPU_ANY, MXL_RV32, riscv_any_cpu_in= it), + DEFINE_DYNAMIC_CPU(TYPE_RISCV_CPU_MAX, MXL_RV32, riscv_max_cpu_in= it), + DEFINE_DYNAMIC_CPU(TYPE_RISCV_CPU_BASE32, MXL_RV32, rv32_base_cpu_in= it), + DEFINE_CPU(TYPE_RISCV_CPU_IBEX, MXL_RV32, rv32_ibex_cpu_in= it), + DEFINE_CPU(TYPE_RISCV_CPU_SIFIVE_E31, MXL_RV32, rv32_sifive_e_cp= u_init), + DEFINE_CPU(TYPE_RISCV_CPU_SIFIVE_E34, MXL_RV32, rv32_imafcu_nomm= u_cpu_init), + DEFINE_CPU(TYPE_RISCV_CPU_SIFIVE_U34, MXL_RV32, rv32_sifive_u_cp= u_init), #elif defined(TARGET_RISCV64) - DEFINE_DYNAMIC_CPU(TYPE_RISCV_CPU_BASE64, rv64_base_cpu_init), - DEFINE_CPU(TYPE_RISCV_CPU_SIFIVE_E51, rv64_sifive_e_cpu_init), - DEFINE_CPU(TYPE_RISCV_CPU_SIFIVE_U54, rv64_sifive_u_cpu_init), - DEFINE_CPU(TYPE_RISCV_CPU_SHAKTI_C, rv64_sifive_u_cpu_init), - DEFINE_CPU(TYPE_RISCV_CPU_THEAD_C906, rv64_thead_c906_cpu_init), - DEFINE_CPU(TYPE_RISCV_CPU_VEYRON_V1, rv64_veyron_v1_cpu_init), - DEFINE_DYNAMIC_CPU(TYPE_RISCV_CPU_BASE128, rv128_base_cpu_init), + DEFINE_DYNAMIC_CPU(TYPE_RISCV_CPU_ANY, MXL_RV64, riscv_any_cpu_in= it), + DEFINE_DYNAMIC_CPU(TYPE_RISCV_CPU_MAX, MXL_RV64, riscv_max_cpu_in= it), + DEFINE_DYNAMIC_CPU(TYPE_RISCV_CPU_BASE64, MXL_RV64, rv64_base_cpu_in= it), + DEFINE_CPU(TYPE_RISCV_CPU_SIFIVE_E51, MXL_RV64, rv64_sifive_e_cp= u_init), + DEFINE_CPU(TYPE_RISCV_CPU_SIFIVE_U54, MXL_RV64, rv64_sifive_u_cp= u_init), + DEFINE_CPU(TYPE_RISCV_CPU_SHAKTI_C, MXL_RV64, rv64_sifive_u_cp= u_init), + DEFINE_CPU(TYPE_RISCV_CPU_THEAD_C906, MXL_RV64, rv64_thead_c906_= cpu_init), + DEFINE_CPU(TYPE_RISCV_CPU_VEYRON_V1, MXL_RV64, rv64_veyron_v1_c= pu_init), + DEFINE_DYNAMIC_CPU(TYPE_RISCV_CPU_BASE128, MXL_RV128, rv128_base_cpu_i= nit), #endif }; =20 diff --git a/target/riscv/gdbstub.c b/target/riscv/gdbstub.c index 524bede865..b9528cef5b 100644 --- a/target/riscv/gdbstub.c +++ b/target/riscv/gdbstub.c @@ -49,6 +49,7 @@ static const struct TypeSize vec_lanes[] =3D { =20 int riscv_cpu_gdb_read_register(CPUState *cs, GByteArray *mem_buf, int n) { + RISCVCPUClass *mcc =3D RISCV_CPU_GET_CLASS(cs); RISCVCPU *cpu =3D RISCV_CPU(cs); CPURISCVState *env =3D &cpu->env; target_ulong tmp; @@ -61,7 +62,7 @@ int riscv_cpu_gdb_read_register(CPUState *cs, GByteArray = *mem_buf, int n) return 0; } =20 - switch (env->misa_mxl_max) { + switch (mcc->misa_mxl_max) { case MXL_RV32: return gdb_get_reg32(mem_buf, tmp); case MXL_RV64: @@ -75,12 +76,13 @@ int riscv_cpu_gdb_read_register(CPUState *cs, GByteArra= y *mem_buf, int n) =20 int riscv_cpu_gdb_write_register(CPUState *cs, uint8_t *mem_buf, int n) { + RISCVCPUClass *mcc =3D RISCV_CPU_GET_CLASS(cs); RISCVCPU *cpu =3D RISCV_CPU(cs); CPURISCVState *env =3D &cpu->env; int length =3D 0; target_ulong tmp; =20 - switch (env->misa_mxl_max) { + switch (mcc->misa_mxl_max) { case MXL_RV32: tmp =3D (int32_t)ldl_p(mem_buf); length =3D 4; @@ -214,11 +216,12 @@ static int riscv_gdb_set_virtual(CPURISCVState *cs, u= int8_t *mem_buf, int n) =20 static int riscv_gen_dynamic_csr_xml(CPUState *cs, int base_reg) { + RISCVCPUClass *mcc =3D RISCV_CPU_GET_CLASS(cs); RISCVCPU *cpu =3D RISCV_CPU(cs); CPURISCVState *env =3D &cpu->env; GString *s =3D g_string_new(NULL); riscv_csr_predicate_fn predicate; - int bitsize =3D 16 << env->misa_mxl_max; + int bitsize =3D 16 << mcc->misa_mxl_max; int i; =20 #if !defined(CONFIG_USER_ONLY) @@ -310,6 +313,7 @@ static int ricsv_gen_dynamic_vector_xml(CPUState *cs, i= nt base_reg) =20 void riscv_cpu_register_gdb_regs_for_features(CPUState *cs) { + RISCVCPUClass *mcc =3D RISCV_CPU_GET_CLASS(cs); RISCVCPU *cpu =3D RISCV_CPU(cs); CPURISCVState *env =3D &cpu->env; if (env->misa_ext & RVD) { @@ -326,7 +330,7 @@ void riscv_cpu_register_gdb_regs_for_features(CPUState = *cs) ricsv_gen_dynamic_vector_xml(cs, base_reg= ), "riscv-vector.xml", 0); } - switch (env->misa_mxl_max) { + switch (mcc->misa_mxl_max) { case MXL_RV32: gdb_register_coprocessor(cs, riscv_gdb_get_virtual, riscv_gdb_set_virtual, diff --git a/target/riscv/kvm/kvm-cpu.c b/target/riscv/kvm/kvm-cpu.c index 26e68c7ab4..5180ccd2d4 100644 --- a/target/riscv/kvm/kvm-cpu.c +++ b/target/riscv/kvm/kvm-cpu.c @@ -1461,14 +1461,14 @@ static void kvm_cpu_accel_register_types(void) } type_init(kvm_cpu_accel_register_types); =20 -static void riscv_host_cpu_init(Object *obj) +static void riscv_host_cpu_class_init(ObjectClass *c, void *data) { - CPURISCVState *env =3D &RISCV_CPU(obj)->env; + RISCVCPUClass *mcc =3D RISCV_CPU_CLASS(c); =20 #if defined(TARGET_RISCV32) - env->misa_mxl_max =3D env->misa_mxl =3D MXL_RV32; + mcc->misa_mxl_max =3D MXL_RV32; #elif defined(TARGET_RISCV64) - env->misa_mxl_max =3D env->misa_mxl =3D MXL_RV64; + mcc->misa_mxl_max =3D MXL_RV64; #endif } =20 @@ -1476,7 +1476,7 @@ static const TypeInfo riscv_kvm_cpu_type_infos[] =3D { { .name =3D TYPE_RISCV_CPU_HOST, .parent =3D TYPE_RISCV_CPU, - .instance_init =3D riscv_host_cpu_init, + .class_init =3D riscv_host_cpu_class_init, } }; =20 diff --git a/target/riscv/machine.c b/target/riscv/machine.c index c7c862cdd3..c7124a068c 100644 --- a/target/riscv/machine.c +++ b/target/riscv/machine.c @@ -175,10 +175,9 @@ static const VMStateDescription vmstate_pointermasking= =3D { =20 static bool rv128_needed(void *opaque) { - RISCVCPU *cpu =3D opaque; - CPURISCVState *env =3D &cpu->env; + RISCVCPUClass *mcc =3D RISCV_CPU_GET_CLASS(opaque); =20 - return env->misa_mxl_max =3D=3D MXL_RV128; + return mcc->misa_mxl_max =3D=3D MXL_RV128; } =20 static const VMStateDescription vmstate_rv128 =3D { @@ -369,7 +368,7 @@ const VMStateDescription vmstate_riscv_cpu =3D { VMSTATE_UINTTL(env.vext_ver, RISCVCPU), VMSTATE_UINT32(env.misa_mxl, RISCVCPU), VMSTATE_UINT32(env.misa_ext, RISCVCPU), - VMSTATE_UINT32(env.misa_mxl_max, RISCVCPU), + VMSTATE_UNUSED(4), VMSTATE_UINT32(env.misa_ext_mask, RISCVCPU), VMSTATE_UINTTL(env.priv, RISCVCPU), VMSTATE_BOOL(env.virt_enabled, RISCVCPU), diff --git a/target/riscv/tcg/tcg-cpu.c b/target/riscv/tcg/tcg-cpu.c index 7f45e42000..5bf9d31f7c 100644 --- a/target/riscv/tcg/tcg-cpu.c +++ b/target/riscv/tcg/tcg-cpu.c @@ -152,10 +152,9 @@ static void riscv_cpu_validate_misa_mxl(RISCVCPU *cpu) { RISCVCPUClass *mcc =3D RISCV_CPU_GET_CLASS(cpu); CPUClass *cc =3D CPU_CLASS(mcc); - CPURISCVState *env =3D &cpu->env; =20 /* Validate that MISA_MXL is set properly. */ - switch (env->misa_mxl_max) { + switch (mcc->misa_mxl_max) { #ifdef TARGET_RISCV64 case MXL_RV64: case MXL_RV128: @@ -265,6 +264,7 @@ static void riscv_cpu_disable_priv_spec_isa_exts(RISCVC= PU *cpu) */ void riscv_cpu_validate_set_extensions(RISCVCPU *cpu, Error **errp) { + RISCVCPUClass *mcc =3D RISCV_CPU_GET_CLASS(cpu); CPURISCVState *env =3D &cpu->env; Error *local_err =3D NULL; =20 @@ -445,7 +445,7 @@ void riscv_cpu_validate_set_extensions(RISCVCPU *cpu, E= rror **errp) cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zcb), true); cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zcmp), true); cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zcmt), true); - if (riscv_has_ext(env, RVF) && env->misa_mxl_max =3D=3D MXL_RV32) { + if (riscv_has_ext(env, RVF) && mcc->misa_mxl_max =3D=3D MXL_RV32) { cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zcf), true); } } @@ -453,7 +453,7 @@ void riscv_cpu_validate_set_extensions(RISCVCPU *cpu, E= rror **errp) /* zca, zcd and zcf has a PRIV 1.12.0 restriction */ if (riscv_has_ext(env, RVC) && env->priv_ver >=3D PRIV_VERSION_1_12_0)= { cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zca), true); - if (riscv_has_ext(env, RVF) && env->misa_mxl_max =3D=3D MXL_RV32) { + if (riscv_has_ext(env, RVF) && mcc->misa_mxl_max =3D=3D MXL_RV32) { cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zcf), true); } if (riscv_has_ext(env, RVD)) { @@ -461,7 +461,7 @@ void riscv_cpu_validate_set_extensions(RISCVCPU *cpu, E= rror **errp) } } =20 - if (env->misa_mxl_max !=3D MXL_RV32 && cpu->cfg.ext_zcf) { + if (mcc->misa_mxl_max !=3D MXL_RV32 && cpu->cfg.ext_zcf) { error_setg(errp, "Zcf extension is only relevant to RV32"); return; } @@ -861,7 +861,7 @@ static void riscv_init_max_cpu_extensions(Object *obj) const RISCVCPUMultiExtConfig *prop; =20 /* Enable RVG, RVJ and RVV that are disabled by default */ - riscv_cpu_set_misa(env, env->misa_mxl, env->misa_ext | RVG | RVJ | RVV= ); + riscv_cpu_set_misa_ext(env, env->misa_ext | RVG | RVJ | RVV); =20 for (prop =3D riscv_cpu_extensions; prop && prop->name; prop++) { isa_ext_update_enabled(cpu, prop->offset, true); diff --git a/target/riscv/translate.c b/target/riscv/translate.c index f0be79bb16..7e383c5eeb 100644 --- a/target/riscv/translate.c +++ b/target/riscv/translate.c @@ -1167,6 +1167,7 @@ static void riscv_tr_init_disas_context(DisasContextB= ase *dcbase, CPUState *cs) { DisasContext *ctx =3D container_of(dcbase, DisasContext, base); CPURISCVState *env =3D cpu_env(cs); + RISCVCPUClass *mcc =3D RISCV_CPU_GET_CLASS(cs); RISCVCPU *cpu =3D RISCV_CPU(cs); uint32_t tb_flags =3D ctx->base.tb->flags; =20 @@ -1188,7 +1189,7 @@ static void riscv_tr_init_disas_context(DisasContextB= ase *dcbase, CPUState *cs) ctx->cfg_vta_all_1s =3D cpu->cfg.rvv_ta_all_1s; ctx->vstart_eq_zero =3D FIELD_EX32(tb_flags, TB_FLAGS, VSTART_EQ_ZERO); ctx->vl_eq_vlmax =3D FIELD_EX32(tb_flags, TB_FLAGS, VL_EQ_VLMAX); - ctx->misa_mxl_max =3D env->misa_mxl_max; + ctx->misa_mxl_max =3D mcc->misa_mxl_max; 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; --=20 2.42.0