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[PATCH v2 07/19] target/riscv: remove cpu->cfg.ext_f
From: |
Daniel Henrique Barboza |
Subject: |
[PATCH v2 07/19] target/riscv: remove cpu->cfg.ext_f |
Date: |
Mon, 27 Mar 2023 19:49:22 -0300 |
Create a new "f" RISCVCPUMisaExtConfig property that will update
env->misa_ext* with RVF. Instances of cpu->cfg.ext_f and similar are
replaced with riscv_has_ext(env, RVF).
Remove the old "f" property and 'ext_f' from RISCVCPUConfig.
Signed-off-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>
---
target/riscv/cpu.c | 20 ++++++++++----------
target/riscv/cpu.h | 1 -
2 files changed, 10 insertions(+), 11 deletions(-)
diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c
index fed697be9d..54e88f2b71 100644
--- a/target/riscv/cpu.c
+++ b/target/riscv/cpu.c
@@ -813,12 +813,12 @@ static void riscv_cpu_validate_set_extensions(RISCVCPU
*cpu, Error **errp)
/* Do some ISA extension error checking */
if (cpu->cfg.ext_g && !(cpu->cfg.ext_i && cpu->cfg.ext_m &&
riscv_has_ext(env, RVA) &&
- cpu->cfg.ext_f && riscv_has_ext(env, RVD) &&
+ riscv_has_ext(env, RVF) &&
+ riscv_has_ext(env, RVD) &&
cpu->cfg.ext_icsr && cpu->cfg.ext_ifencei)) {
warn_report("Setting G will also set IMAFD_Zicsr_Zifencei");
cpu->cfg.ext_i = true;
cpu->cfg.ext_m = true;
- cpu->cfg.ext_f = true;
cpu->cfg.ext_icsr = true;
cpu->cfg.ext_ifencei = true;
@@ -855,7 +855,7 @@ static void riscv_cpu_validate_set_extensions(RISCVCPU
*cpu, Error **errp)
return;
}
- if (cpu->cfg.ext_f && !cpu->cfg.ext_icsr) {
+ if (riscv_has_ext(env, RVF) && !cpu->cfg.ext_icsr) {
error_setg(errp, "F extension requires Zicsr");
return;
}
@@ -869,12 +869,12 @@ static void riscv_cpu_validate_set_extensions(RISCVCPU
*cpu, Error **errp)
cpu->cfg.ext_zfhmin = true;
}
- if (cpu->cfg.ext_zfhmin && !cpu->cfg.ext_f) {
+ if (cpu->cfg.ext_zfhmin && !riscv_has_ext(env, RVF)) {
error_setg(errp, "Zfh/Zfhmin extensions require F extension");
return;
}
- if (riscv_has_ext(env, RVD) && !cpu->cfg.ext_f) {
+ if (riscv_has_ext(env, RVD) && !riscv_has_ext(env, RVF)) {
error_setg(errp, "D extension requires F extension");
return;
}
@@ -899,7 +899,7 @@ static void riscv_cpu_validate_set_extensions(RISCVCPU
*cpu, Error **errp)
return;
}
- if (cpu->cfg.ext_zve32f && !cpu->cfg.ext_f) {
+ if (cpu->cfg.ext_zve32f && !riscv_has_ext(env, RVF)) {
error_setg(errp, "Zve32f/Zve64f extensions require F extension");
return;
}
@@ -932,7 +932,7 @@ static void riscv_cpu_validate_set_extensions(RISCVCPU
*cpu, Error **errp)
error_setg(errp, "Zfinx extension requires Zicsr");
return;
}
- if (cpu->cfg.ext_f) {
+ if (riscv_has_ext(env, RVF)) {
error_setg(errp,
"Zfinx cannot be supported together with F extension");
return;
@@ -1101,7 +1101,7 @@ static void riscv_cpu_sync_misa_cfg(CPURISCVState *env)
if (riscv_has_ext(env, RVA)) {
ext |= RVA;
}
- if (riscv_cpu_cfg(env)->ext_f) {
+ if (riscv_has_ext(env, RVF)) {
ext |= RVF;
}
if (riscv_has_ext(env, RVD)) {
@@ -1441,6 +1441,8 @@ static const RISCVCPUMisaExtConfig misa_ext_cfgs[] = {
.misa_bit = RVC, .enabled = true},
{.name = "d", .description = "Double-precision float point",
.misa_bit = RVD, .enabled = true},
+ {.name = "f", .description = "Single-precision float point",
+ .misa_bit = RVF, .enabled = true},
};
static void riscv_cpu_add_misa_properties(Object *cpu_obj)
@@ -1467,7 +1469,6 @@ static Property riscv_cpu_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("f", RISCVCPU, cfg.ext_f, 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),
@@ -1578,7 +1579,6 @@ static void register_cpu_props(Object *obj)
cpu->cfg.ext_i = misa_ext & RVI;
cpu->cfg.ext_e = misa_ext & RVE;
cpu->cfg.ext_m = misa_ext & RVM;
- cpu->cfg.ext_f = misa_ext & RVF;
cpu->cfg.ext_v = misa_ext & RVV;
cpu->cfg.ext_s = misa_ext & RVS;
cpu->cfg.ext_u = misa_ext & RVU;
diff --git a/target/riscv/cpu.h b/target/riscv/cpu.h
index e4cf79e36f..ce23b1c431 100644
--- a/target/riscv/cpu.h
+++ b/target/riscv/cpu.h
@@ -422,7 +422,6 @@ struct RISCVCPUConfig {
bool ext_e;
bool ext_g;
bool ext_m;
- bool ext_f;
bool ext_s;
bool ext_u;
bool ext_h;
--
2.39.2
- [PATCH v2 00/19] remove MISA ext_N flags from cpu->cfg, Daniel Henrique Barboza, 2023/03/27
- [PATCH v2 01/19] target/riscv: sync env->misa_ext* with cpu->cfg in realize(), Daniel Henrique Barboza, 2023/03/27
- [PATCH v2 02/19] target/riscv: remove MISA properties from isa_edata_arr[], Daniel Henrique Barboza, 2023/03/27
- [PATCH v2 03/19] target/riscv: introduce riscv_cpu_add_misa_properties(), Daniel Henrique Barboza, 2023/03/27
- [PATCH v2 04/19] target/riscv: remove cpu->cfg.ext_a, Daniel Henrique Barboza, 2023/03/27
- [PATCH v2 05/19] target/riscv: remove cpu->cfg.ext_c, Daniel Henrique Barboza, 2023/03/27
- [PATCH v2 06/19] target/riscv: remove cpu->cfg.ext_d, Daniel Henrique Barboza, 2023/03/27
- [PATCH v2 07/19] target/riscv: remove cpu->cfg.ext_f,
Daniel Henrique Barboza <=
- [PATCH v2 10/19] target/riscv: remove cpu->cfg.ext_m, Daniel Henrique Barboza, 2023/03/27
- [PATCH v2 09/19] target/riscv: remove cpu->cfg.ext_e, Daniel Henrique Barboza, 2023/03/27
- [PATCH v2 08/19] target/riscv: remove cpu->cfg.ext_i, Daniel Henrique Barboza, 2023/03/27
- [PATCH v2 13/19] target/riscv: remove cpu->cfg.ext_h, Daniel Henrique Barboza, 2023/03/27
- [PATCH v2 11/19] target/riscv: remove cpu->cfg.ext_s, Daniel Henrique Barboza, 2023/03/27
- [PATCH v2 12/19] target/riscv: remove cpu->cfg.ext_u, Daniel Henrique Barboza, 2023/03/27
- [PATCH v2 14/19] target/riscv: remove cpu->cfg.ext_j, Daniel Henrique Barboza, 2023/03/27
- [PATCH v2 15/19] target/riscv: remove cpu->cfg.ext_v, Daniel Henrique Barboza, 2023/03/27
- [PATCH v2 16/19] target/riscv: remove riscv_cpu_sync_misa_cfg(), Daniel Henrique Barboza, 2023/03/27
- [PATCH v2 17/19] target/riscv: remove cfg.ext_g setup from rv64_thead_c906_cpu_init(), Daniel Henrique Barboza, 2023/03/27