@@ -825,13 +825,13 @@ 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;
@@ -1091,7 +1091,7 @@ 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) {
@@ -1444,6 +1444,8 @@ static 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)
@@ -1466,7 +1468,6 @@ 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),
@@ -1576,7 +1577,6 @@ 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;
@@ -418,7 +418,6 @@ typedef struct {
} RISCVSATPMap;
struct RISCVCPUConfig {
- bool ext_e;
bool ext_g;
bool ext_m;
bool ext_s;
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 <dbarboza@ventanamicro.com> --- target/riscv/cpu.c | 10 +++++----- target/riscv/cpu.h | 1 - 2 files changed, 5 insertions(+), 6 deletions(-)