mirror of
https://github.com/yuzu-emu/unicorn.git
synced 2024-12-23 19:55:29 +00:00
048aaf05ca
The script used for converting from QEMUMachine had used one DEFINE_MACHINE() per machine registered. In cases where multiple machines are registered from one source file, avoid the excessive generation of module init functions by reverting this unrolling. Backports commit 8a661aea0e7f6e776c6ebc9abe339a85b34fea1d from qemu
121 lines
3.6 KiB
C
121 lines
3.6 KiB
C
/* Unicorn Emulator Engine */
|
|
/* By Nguyen Anh Quynh <aquynh@gmail.com>, 2015 */
|
|
|
|
#include "qemu/osdep.h"
|
|
#include "cpu.h"
|
|
#include "hw/boards.h"
|
|
#include "hw/sparc/sparc.h"
|
|
#include "sysemu/cpus.h"
|
|
#include "unicorn.h"
|
|
#include "cpu.h"
|
|
#include "unicorn_common.h"
|
|
#include "uc_priv.h"
|
|
|
|
const int SPARC64_REGS_STORAGE_SIZE = offsetof(CPUSPARCState, tlb_table);
|
|
|
|
static bool sparc_stop_interrupt(int intno)
|
|
{
|
|
switch(intno) {
|
|
default:
|
|
return false;
|
|
case TT_ILL_INSN:
|
|
return true;
|
|
}
|
|
}
|
|
|
|
static void sparc_set_pc(struct uc_struct *uc, uint64_t address)
|
|
{
|
|
CPUSPARCState *state = uc->cpu->env_ptr;
|
|
|
|
state->pc = address;
|
|
state->npc = address + 4;
|
|
}
|
|
|
|
void sparc_reg_reset(struct uc_struct *uc)
|
|
{
|
|
CPUArchState *env = uc->cpu->env_ptr;
|
|
|
|
memset(env->gregs, 0, sizeof(env->gregs));
|
|
memset(env->fpr, 0, sizeof(env->fpr));
|
|
memset(env->regbase, 0, sizeof(env->regbase));
|
|
|
|
env->pc = 0;
|
|
env->npc = 0;
|
|
env->regwptr = env->regbase;
|
|
}
|
|
|
|
int sparc_reg_read(struct uc_struct *uc, unsigned int *regs, void **vals, int count)
|
|
{
|
|
CPUState *mycpu = uc->cpu;
|
|
CPUSPARCState *state = &SPARC_CPU(uc, mycpu)->env;
|
|
int i;
|
|
|
|
for (i = 0; i < count; i++) {
|
|
unsigned int regid = regs[i];
|
|
void *value = vals[i];
|
|
if (regid >= UC_SPARC_REG_G0 && regid <= UC_SPARC_REG_G7) {
|
|
*(int64_t *)value = state->gregs[regid - UC_SPARC_REG_G0];
|
|
} else if (regid >= UC_SPARC_REG_O0 && regid <= UC_SPARC_REG_O7) {
|
|
*(int64_t *)value = state->regwptr[regid - UC_SPARC_REG_O0];
|
|
} else if (regid >= UC_SPARC_REG_L0 && regid <= UC_SPARC_REG_L7) {
|
|
*(int64_t *)value = state->regwptr[8 + regid - UC_SPARC_REG_L0];
|
|
} else if (regid >= UC_SPARC_REG_I0 && regid <= UC_SPARC_REG_I7) {
|
|
*(int64_t *)value = state->regwptr[16 + regid - UC_SPARC_REG_I0];
|
|
} else {
|
|
switch(regid) {
|
|
default: break;
|
|
case UC_SPARC_REG_PC:
|
|
*(int64_t *)value = state->pc;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
int sparc_reg_write(struct uc_struct *uc, unsigned int *regs, void* const* vals, int count)
|
|
{
|
|
CPUState *mycpu = uc->cpu;
|
|
CPUSPARCState *state = &SPARC_CPU(uc, mycpu)->env;
|
|
int i;
|
|
|
|
for (i = 0; i < count; i++) {
|
|
unsigned int regid = regs[i];
|
|
const void *value = vals[i];
|
|
if (regid >= UC_SPARC_REG_G0 && regid <= UC_SPARC_REG_G7) {
|
|
state->gregs[regid - UC_SPARC_REG_G0] = *(uint64_t *)value;
|
|
} else if (regid >= UC_SPARC_REG_O0 && regid <= UC_SPARC_REG_O7) {
|
|
state->regwptr[regid - UC_SPARC_REG_O0] = *(uint64_t *)value;
|
|
} else if (regid >= UC_SPARC_REG_L0 && regid <= UC_SPARC_REG_L7) {
|
|
state->regwptr[8 + regid - UC_SPARC_REG_L0] = *(uint64_t *)value;
|
|
} else if (regid >= UC_SPARC_REG_I0 && regid <= UC_SPARC_REG_I7) {
|
|
state->regwptr[16 + regid - UC_SPARC_REG_I0] = *(uint64_t *)value;
|
|
} else {
|
|
switch(regid) {
|
|
default: break;
|
|
case UC_SPARC_REG_PC:
|
|
state->pc = *(uint64_t *)value;
|
|
state->npc = *(uint64_t *)value + 4;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
DEFAULT_VISIBILITY
|
|
void sparc64_uc_init(struct uc_struct* uc)
|
|
{
|
|
register_accel_types(uc);
|
|
sparc_cpu_register_types(uc);
|
|
sun4u_machine_init(uc);
|
|
uc->reg_read = sparc_reg_read;
|
|
uc->reg_write = sparc_reg_write;
|
|
uc->reg_reset = sparc_reg_reset;
|
|
uc->set_pc = sparc_set_pc;
|
|
uc->stop_interrupt = sparc_stop_interrupt;
|
|
uc_common_init(uc);
|
|
}
|