On Thu, Mar 30, 2023 at 3:33 AM Daniel Henrique Barboza <dbarb...@ventanamicro.com> wrote: > > Create a new "e" RISCVCPUMisaExtConfig property that will update > env->misa_ext* with RVE. Instances of cpu->cfg.ext_e and similar are > replaced with riscv_has_ext(env, RVE). > > Remove the old "e" property and 'ext_e' from RISCVCPUConfig. > > Signed-off-by: Daniel Henrique Barboza <dbarb...@ventanamicro.com> > Reviewed-by: Weiwei Li <liwei...@iscas.ac.cn>
Reviewed-by: Alistair Francis <alistair.fran...@wdc.com> Alistair > --- > target/riscv/cpu.c | 10 +++++----- > target/riscv/cpu.h | 1 - > 2 files changed, 5 insertions(+), 6 deletions(-) > > diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c > index 2156cb380e..9cf3ab3988 100644 > --- a/target/riscv/cpu.c > +++ b/target/riscv/cpu.c > @@ -824,13 +824,13 @@ static void riscv_cpu_validate_set_extensions(RISCVCPU > *cpu, Error **errp) > env->misa_ext_mask = env->misa_ext; > } > > - if (riscv_has_ext(env, RVI) && cpu->cfg.ext_e) { > + if (riscv_has_ext(env, RVI) && riscv_has_ext(env, RVE)) { > error_setg(errp, > "I and E extensions are incompatible"); > return; > } > > - if (!riscv_has_ext(env, RVI) && !cpu->cfg.ext_e) { > + if (!riscv_has_ext(env, RVI) && !riscv_has_ext(env, RVE)) { > error_setg(errp, > "Either I or E extension must be set"); > return; > @@ -1090,7 +1090,7 @@ static void riscv_cpu_sync_misa_cfg(CPURISCVState *env) > if (riscv_has_ext(env, RVI)) { > ext |= RVI; > } > - if (riscv_cpu_cfg(env)->ext_e) { > + if (riscv_has_ext(env, RVE)) { > ext |= RVE; > } > if (riscv_cpu_cfg(env)->ext_m) { > @@ -1443,6 +1443,8 @@ static const RISCVCPUMisaExtConfig misa_ext_cfgs[] = { > .misa_bit = RVF, .enabled = true}, > {.name = "i", .description = "Base integer instruction set", > .misa_bit = RVI, .enabled = true}, > + {.name = "e", .description = "Base integer instruction set (embedded)", > + .misa_bit = RVE, .enabled = false}, > }; > > static void riscv_cpu_add_misa_properties(Object *cpu_obj) > @@ -1465,7 +1467,6 @@ static void riscv_cpu_add_misa_properties(Object > *cpu_obj) > > static Property riscv_cpu_extensions[] = { > /* Defaults for standard extensions */ > - DEFINE_PROP_BOOL("e", RISCVCPU, cfg.ext_e, false), > DEFINE_PROP_BOOL("g", RISCVCPU, cfg.ext_g, false), > DEFINE_PROP_BOOL("m", RISCVCPU, cfg.ext_m, true), > DEFINE_PROP_BOOL("s", RISCVCPU, cfg.ext_s, true), > @@ -1575,7 +1576,6 @@ static void register_cpu_props(Object *obj) > * later on. > */ > if (cpu->env.misa_ext != 0) { > - cpu->cfg.ext_e = misa_ext & RVE; > cpu->cfg.ext_m = misa_ext & RVM; > cpu->cfg.ext_v = misa_ext & RVV; > cpu->cfg.ext_s = misa_ext & RVS; > diff --git a/target/riscv/cpu.h b/target/riscv/cpu.h > index 573bf85ff1..cc0b9e73ac 100644 > --- a/target/riscv/cpu.h > +++ b/target/riscv/cpu.h > @@ -418,7 +418,6 @@ typedef struct { > } RISCVSATPMap; > > struct RISCVCPUConfig { > - bool ext_e; > bool ext_g; > bool ext_m; > bool ext_s; > -- > 2.39.2 > >