Message ID | 20230329172903.636383-7-dbarboza@ventanamicro.com |
---|---|
State | New |
Headers | show |
Series | remove MISA ext_N flags from cpu->cfg, | expand |
On Thu, Mar 30, 2023 at 3:31 AM Daniel Henrique Barboza <dbarboza@ventanamicro.com> wrote: > > Create a new "c" RISCVCPUMisaExtConfig property that will update > env->misa_ext* with RVC. Instances of cpu->cfg.ext_c and similar are > replaced with riscv_has_ext(env, RVC). > > Remove the old "c" property and 'ext_c' from RISCVCPUConfig. > > Signed-off-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com> > Reviewed-by: Weiwei Li <liweiwei@iscas.ac.cn> Reviewed-by: Alistair Francis <alistair.francis@wdc.com> Alistair > --- > target/riscv/cpu.c | 7 +++---- > target/riscv/cpu.h | 1 - > 2 files changed, 3 insertions(+), 5 deletions(-) > > diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c > index 63efd1b313..693ff10cab 100644 > --- a/target/riscv/cpu.c > +++ b/target/riscv/cpu.c > @@ -400,7 +400,6 @@ static void rv64_thead_c906_cpu_init(Object *obj) > set_priv_version(env, PRIV_VERSION_1_11_0); > > cpu->cfg.ext_g = true; > - cpu->cfg.ext_c = true; > cpu->cfg.ext_u = true; > cpu->cfg.ext_s = true; > cpu->cfg.ext_icsr = true; > @@ -1108,7 +1107,7 @@ static void riscv_cpu_sync_misa_cfg(CPURISCVState *env) > if (riscv_cpu_cfg(env)->ext_d) { > ext |= RVD; > } > - if (riscv_cpu_cfg(env)->ext_c) { > + if (riscv_has_ext(env, RVC)) { > ext |= RVC; > } > if (riscv_cpu_cfg(env)->ext_s) { > @@ -1438,6 +1437,8 @@ static void cpu_get_misa_ext_cfg(Object *obj, Visitor *v, const char *name, > static const RISCVCPUMisaExtConfig misa_ext_cfgs[] = { > {.name = "a", .description = "Atomic instructions", > .misa_bit = RVA, .enabled = true}, > + {.name = "c", .description = "Compressed instructions", > + .misa_bit = RVC, .enabled = true}, > }; > > static void riscv_cpu_add_misa_properties(Object *cpu_obj) > @@ -1466,7 +1467,6 @@ static Property riscv_cpu_extensions[] = { > DEFINE_PROP_BOOL("m", RISCVCPU, cfg.ext_m, true), > DEFINE_PROP_BOOL("f", RISCVCPU, cfg.ext_f, true), > DEFINE_PROP_BOOL("d", RISCVCPU, cfg.ext_d, true), > - DEFINE_PROP_BOOL("c", RISCVCPU, cfg.ext_c, true), > DEFINE_PROP_BOOL("s", RISCVCPU, cfg.ext_s, true), > DEFINE_PROP_BOOL("u", RISCVCPU, cfg.ext_u, true), > DEFINE_PROP_BOOL("v", RISCVCPU, cfg.ext_v, false), > @@ -1580,7 +1580,6 @@ static void register_cpu_props(Object *obj) > cpu->cfg.ext_f = misa_ext & RVF; > cpu->cfg.ext_d = misa_ext & RVD; > cpu->cfg.ext_v = misa_ext & RVV; > - cpu->cfg.ext_c = misa_ext & RVC; > cpu->cfg.ext_s = misa_ext & RVS; > cpu->cfg.ext_u = misa_ext & RVU; > cpu->cfg.ext_h = misa_ext & RVH; > diff --git a/target/riscv/cpu.h b/target/riscv/cpu.h > index f703888310..c6dc24d236 100644 > --- a/target/riscv/cpu.h > +++ b/target/riscv/cpu.h > @@ -424,7 +424,6 @@ struct RISCVCPUConfig { > bool ext_m; > bool ext_f; > bool ext_d; > - bool ext_c; > bool ext_s; > bool ext_u; > bool ext_h; > -- > 2.39.2 > >
diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c index 63efd1b313..693ff10cab 100644 --- a/target/riscv/cpu.c +++ b/target/riscv/cpu.c @@ -400,7 +400,6 @@ static void rv64_thead_c906_cpu_init(Object *obj) set_priv_version(env, PRIV_VERSION_1_11_0); cpu->cfg.ext_g = true; - cpu->cfg.ext_c = true; cpu->cfg.ext_u = true; cpu->cfg.ext_s = true; cpu->cfg.ext_icsr = true; @@ -1108,7 +1107,7 @@ static void riscv_cpu_sync_misa_cfg(CPURISCVState *env) if (riscv_cpu_cfg(env)->ext_d) { ext |= RVD; } - if (riscv_cpu_cfg(env)->ext_c) { + if (riscv_has_ext(env, RVC)) { ext |= RVC; } if (riscv_cpu_cfg(env)->ext_s) { @@ -1438,6 +1437,8 @@ static void cpu_get_misa_ext_cfg(Object *obj, Visitor *v, const char *name, static const RISCVCPUMisaExtConfig misa_ext_cfgs[] = { {.name = "a", .description = "Atomic instructions", .misa_bit = RVA, .enabled = true}, + {.name = "c", .description = "Compressed instructions", + .misa_bit = RVC, .enabled = true}, }; static void riscv_cpu_add_misa_properties(Object *cpu_obj) @@ -1466,7 +1467,6 @@ static Property riscv_cpu_extensions[] = { DEFINE_PROP_BOOL("m", RISCVCPU, cfg.ext_m, true), DEFINE_PROP_BOOL("f", RISCVCPU, cfg.ext_f, true), DEFINE_PROP_BOOL("d", RISCVCPU, cfg.ext_d, true), - DEFINE_PROP_BOOL("c", RISCVCPU, cfg.ext_c, true), DEFINE_PROP_BOOL("s", RISCVCPU, cfg.ext_s, true), DEFINE_PROP_BOOL("u", RISCVCPU, cfg.ext_u, true), DEFINE_PROP_BOOL("v", RISCVCPU, cfg.ext_v, false), @@ -1580,7 +1580,6 @@ static void register_cpu_props(Object *obj) cpu->cfg.ext_f = misa_ext & RVF; cpu->cfg.ext_d = misa_ext & RVD; cpu->cfg.ext_v = misa_ext & RVV; - cpu->cfg.ext_c = misa_ext & RVC; cpu->cfg.ext_s = misa_ext & RVS; cpu->cfg.ext_u = misa_ext & RVU; cpu->cfg.ext_h = misa_ext & RVH; diff --git a/target/riscv/cpu.h b/target/riscv/cpu.h index f703888310..c6dc24d236 100644 --- a/target/riscv/cpu.h +++ b/target/riscv/cpu.h @@ -424,7 +424,6 @@ struct RISCVCPUConfig { bool ext_m; bool ext_f; bool ext_d; - bool ext_c; bool ext_s; bool ext_u; bool ext_h;