__put_user(env->fpr[i], &sc->fpr[i]);
}
- uint32_t fcsr = csr_read_helper(env, CSR_FCSR); /*riscv_get_fcsr(env);*/
+ uint32_t fcsr = riscv_csr_read(env, CSR_FCSR);
__put_user(fcsr, &sc->fcsr);
}
uint32_t fcsr;
__get_user(fcsr, &sc->fcsr);
- csr_write_helper(env, fcsr, CSR_FCSR);
+ riscv_csr_write(env, CSR_FCSR, fcsr);
}
static void restore_ucontext(CPURISCVState *env, struct target_ucontext *uc)
char *riscv_isa_string(RISCVCPU *cpu);
void riscv_cpu_list(FILE *f, fprintf_function cpu_fprintf);
-#define cpu_signal_handler cpu_riscv_signal_handler
+#define cpu_signal_handler riscv_cpu_signal_handler
#define cpu_list riscv_cpu_list
#define cpu_mmu_index riscv_cpu_mmu_index
uint32_t riscv_cpu_update_mip(RISCVCPU *cpu, uint32_t mask, uint32_t value);
#define BOOL_TO_MASK(x) (-!!(x)) /* helper for riscv_cpu_update_mip value */
#endif
-void riscv_set_mode(CPURISCVState *env, target_ulong newpriv);
+void riscv_cpu_set_mode(CPURISCVState *env, target_ulong newpriv);
void riscv_translate_init(void);
-RISCVCPU *cpu_riscv_init(const char *cpu_model);
-int cpu_riscv_signal_handler(int host_signum, void *pinfo, void *puc);
-void QEMU_NORETURN do_raise_exception_err(CPURISCVState *env,
- uint32_t exception, uintptr_t pc);
+int riscv_cpu_signal_handler(int host_signum, void *pinfo, void *puc);
+void QEMU_NORETURN riscv_raise_exception(CPURISCVState *env,
+ uint32_t exception, uintptr_t pc);
-target_ulong cpu_riscv_get_fflags(CPURISCVState *env);
-void cpu_riscv_set_fflags(CPURISCVState *env, target_ulong);
+target_ulong riscv_cpu_get_fflags(CPURISCVState *env);
+void riscv_cpu_set_fflags(CPURISCVState *env, target_ulong);
#define TB_FLAGS_MMU_MASK 3
#define TB_FLAGS_MSTATUS_FS MSTATUS_FS
int riscv_csrrw(CPURISCVState *env, int csrno, target_ulong *ret_value,
target_ulong new_value, target_ulong write_mask);
-static inline void csr_write_helper(CPURISCVState *env, target_ulong val,
- int csrno)
+static inline void riscv_csr_write(CPURISCVState *env, int csrno,
+ target_ulong val)
{
riscv_csrrw(env, csrno, NULL, val, MAKE_64BIT_MASK(0, TARGET_LONG_BITS));
}
-static inline target_ulong csr_read_helper(CPURISCVState *env, int csrno)
+static inline target_ulong riscv_csr_read(CPURISCVState *env, int csrno)
{
target_ulong val = 0;
riscv_csrrw(env, csrno, &val, 0, 0);
return old;
}
-void riscv_set_mode(CPURISCVState *env, target_ulong newpriv)
+void riscv_cpu_set_mode(CPURISCVState *env, target_ulong newpriv)
{
if (newpriv > PRV_M) {
g_assert_not_reached();
g_assert_not_reached();
}
env->badaddr = addr;
- do_raise_exception_err(env, cs->exception_index, retaddr);
+ riscv_raise_exception(env, cs->exception_index, retaddr);
}
/* called by qemu's softmmu to fill the qemu tlb */
if (ret == TRANSLATE_FAIL) {
RISCVCPU *cpu = RISCV_CPU(cs);
CPURISCVState *env = &cpu->env;
- do_raise_exception_err(env, cs->exception_index, retaddr);
+ riscv_raise_exception(env, cs->exception_index, retaddr);
}
}
s = set_field(s, MSTATUS_SPP, env->priv);
s = set_field(s, MSTATUS_SIE, 0);
env->mstatus = s;
- riscv_set_mode(env, PRV_S);
+ riscv_cpu_set_mode(env, PRV_S);
} else {
/* No need to check MTVEC for misaligned - lower 2 bits cannot be set */
env->pc = env->mtvec;
s = set_field(s, MSTATUS_MPP, env->priv);
s = set_field(s, MSTATUS_MIE, 0);
env->mstatus = s;
- riscv_set_mode(env, PRV_M);
+ riscv_cpu_set_mode(env, PRV_M);
}
/* TODO yield load reservation */
#endif
return -1;
}
#endif
- *val = cpu_riscv_get_fflags(env);
+ *val = riscv_cpu_get_fflags(env);
return 0;
}
}
env->mstatus |= MSTATUS_FS;
#endif
- cpu_riscv_set_fflags(env, val & (FSR_AEXC >> FSR_AEXC_SHIFT));
+ riscv_cpu_set_fflags(env, val & (FSR_AEXC >> FSR_AEXC_SHIFT));
return 0;
}
return -1;
}
#endif
- *val = (cpu_riscv_get_fflags(env) << FSR_AEXC_SHIFT)
+ *val = (riscv_cpu_get_fflags(env) << FSR_AEXC_SHIFT)
| (env->frm << FSR_RD_SHIFT);
return 0;
}
env->mstatus |= MSTATUS_FS;
#endif
env->frm = (val & FSR_RD) >> FSR_RD_SHIFT;
- cpu_riscv_set_fflags(env, (val & FSR_AEXC) >> FSR_AEXC_SHIFT);
+ riscv_cpu_set_fflags(env, (val & FSR_AEXC) >> FSR_AEXC_SHIFT);
return 0;
}
#include "exec/exec-all.h"
#include "exec/helper-proto.h"
-target_ulong cpu_riscv_get_fflags(CPURISCVState *env)
+target_ulong riscv_cpu_get_fflags(CPURISCVState *env)
{
int soft = get_float_exception_flags(&env->fp_status);
target_ulong hard = 0;
return hard;
}
-void cpu_riscv_set_fflags(CPURISCVState *env, target_ulong hard)
+void riscv_cpu_set_fflags(CPURISCVState *env, target_ulong hard)
{
int soft = 0;
softrm = float_round_ties_away;
break;
default:
- do_raise_exception_err(env, RISCV_EXCP_ILLEGAL_INST, GETPC());
+ riscv_raise_exception(env, RISCV_EXCP_ILLEGAL_INST, GETPC());
}
set_float_rounding_mode(softrm, &env->fp_status);
#include "exec/helper-proto.h"
/* Exceptions processing helpers */
-void QEMU_NORETURN do_raise_exception_err(CPURISCVState *env,
+void QEMU_NORETURN riscv_raise_exception(CPURISCVState *env,
uint32_t exception, uintptr_t pc)
{
CPUState *cs = CPU(riscv_env_get_cpu(env));
void helper_raise_exception(CPURISCVState *env, uint32_t exception)
{
- do_raise_exception_err(env, exception, 0);
+ riscv_raise_exception(env, exception, 0);
}
target_ulong helper_csrrw(CPURISCVState *env, target_ulong src,
{
target_ulong val = 0;
if (riscv_csrrw(env, csr, &val, src, -1) < 0) {
- do_raise_exception_err(env, RISCV_EXCP_ILLEGAL_INST, GETPC());
+ riscv_raise_exception(env, RISCV_EXCP_ILLEGAL_INST, GETPC());
}
return val;
}
{
target_ulong val = 0;
if (riscv_csrrw(env, csr, &val, -1, rs1_pass ? src : 0) < 0) {
- do_raise_exception_err(env, RISCV_EXCP_ILLEGAL_INST, GETPC());
+ riscv_raise_exception(env, RISCV_EXCP_ILLEGAL_INST, GETPC());
}
return val;
}
{
target_ulong val = 0;
if (riscv_csrrw(env, csr, &val, 0, rs1_pass ? src : 0) < 0) {
- do_raise_exception_err(env, RISCV_EXCP_ILLEGAL_INST, GETPC());
+ riscv_raise_exception(env, RISCV_EXCP_ILLEGAL_INST, GETPC());
}
return val;
}
target_ulong helper_sret(CPURISCVState *env, target_ulong cpu_pc_deb)
{
if (!(env->priv >= PRV_S)) {
- do_raise_exception_err(env, RISCV_EXCP_ILLEGAL_INST, GETPC());
+ riscv_raise_exception(env, RISCV_EXCP_ILLEGAL_INST, GETPC());
}
target_ulong retpc = env->sepc;
if (!riscv_has_ext(env, RVC) && (retpc & 0x3)) {
- do_raise_exception_err(env, RISCV_EXCP_INST_ADDR_MIS, GETPC());
+ riscv_raise_exception(env, RISCV_EXCP_INST_ADDR_MIS, GETPC());
}
if (env->priv_ver >= PRIV_VERSION_1_10_0 &&
get_field(env->mstatus, MSTATUS_TSR)) {
- do_raise_exception_err(env, RISCV_EXCP_ILLEGAL_INST, GETPC());
+ riscv_raise_exception(env, RISCV_EXCP_ILLEGAL_INST, GETPC());
}
target_ulong mstatus = env->mstatus;
get_field(mstatus, MSTATUS_SPIE));
mstatus = set_field(mstatus, MSTATUS_SPIE, 0);
mstatus = set_field(mstatus, MSTATUS_SPP, PRV_U);
- riscv_set_mode(env, prev_priv);
+ riscv_cpu_set_mode(env, prev_priv);
env->mstatus = mstatus;
return retpc;
target_ulong helper_mret(CPURISCVState *env, target_ulong cpu_pc_deb)
{
if (!(env->priv >= PRV_M)) {
- do_raise_exception_err(env, RISCV_EXCP_ILLEGAL_INST, GETPC());
+ riscv_raise_exception(env, RISCV_EXCP_ILLEGAL_INST, GETPC());
}
target_ulong retpc = env->mepc;
if (!riscv_has_ext(env, RVC) && (retpc & 0x3)) {
- do_raise_exception_err(env, RISCV_EXCP_INST_ADDR_MIS, GETPC());
+ riscv_raise_exception(env, RISCV_EXCP_INST_ADDR_MIS, GETPC());
}
target_ulong mstatus = env->mstatus;
get_field(mstatus, MSTATUS_MPIE));
mstatus = set_field(mstatus, MSTATUS_MPIE, 0);
mstatus = set_field(mstatus, MSTATUS_MPP, PRV_U);
- riscv_set_mode(env, prev_priv);
+ riscv_cpu_set_mode(env, prev_priv);
env->mstatus = mstatus;
return retpc;
if (env->priv == PRV_S &&
env->priv_ver >= PRIV_VERSION_1_10_0 &&
get_field(env->mstatus, MSTATUS_TW)) {
- do_raise_exception_err(env, RISCV_EXCP_ILLEGAL_INST, GETPC());
+ riscv_raise_exception(env, RISCV_EXCP_ILLEGAL_INST, GETPC());
} else {
cs->halted = 1;
cs->exception_index = EXCP_HLT;
if (env->priv == PRV_S &&
env->priv_ver >= PRIV_VERSION_1_10_0 &&
get_field(env->mstatus, MSTATUS_TVM)) {
- do_raise_exception_err(env, RISCV_EXCP_ILLEGAL_INST, GETPC());
+ riscv_raise_exception(env, RISCV_EXCP_ILLEGAL_INST, GETPC());
} else {
tlb_flush(cs);
}