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add batched reg access

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This commit is contained in:
Ryan Hileman
2016-04-04 08:25:30 -07:00
parent 1486ccce70
commit acd88856e1
18 changed files with 1320 additions and 1151 deletions
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61
qemu/target-m68k/unicorn.c
View File

@@ -25,47 +25,56 @@ void m68k_reg_reset(struct uc_struct *uc)
env->pc = 0;
}
int m68k_reg_read(struct uc_struct *uc, unsigned int regid, void *value)
int m68k_reg_read(struct uc_struct *uc, unsigned int *regs, void **vals, int count)
{
CPUState *mycpu = first_cpu;
int i;
if (regid >= UC_M68K_REG_A0 && regid <= UC_M68K_REG_A7)
*(int32_t *)value = M68K_CPU(uc, mycpu)->env.aregs[regid - UC_M68K_REG_A0];
else if (regid >= UC_M68K_REG_D0 && regid <= UC_M68K_REG_D7)
*(int32_t *)value = M68K_CPU(uc, mycpu)->env.dregs[regid - UC_M68K_REG_D0];
else {
switch(regid) {
default: break;
case UC_M68K_REG_PC:
*(int32_t *)value = M68K_CPU(uc, mycpu)->env.pc;
break;
for (i = 0; i < count; i++) {
unsigned int regid = regs[i];
void *value = vals[i];
if (regid >= UC_M68K_REG_A0 && regid <= UC_M68K_REG_A7)
*(int32_t *)value = M68K_CPU(uc, mycpu)->env.aregs[regid - UC_M68K_REG_A0];
else if (regid >= UC_M68K_REG_D0 && regid <= UC_M68K_REG_D7)
*(int32_t *)value = M68K_CPU(uc, mycpu)->env.dregs[regid - UC_M68K_REG_D0];
else {
switch(regid) {
default: break;
case UC_M68K_REG_PC:
*(int32_t *)value = M68K_CPU(uc, mycpu)->env.pc;
break;
}
}
}
return 0;
}
int m68k_reg_write(struct uc_struct *uc, unsigned int regid, const void *value)
int m68k_reg_write(struct uc_struct *uc, unsigned int *regs, void *const *vals, int count)
{
CPUState *mycpu = first_cpu;
int i;
if (regid >= UC_M68K_REG_A0 && regid <= UC_M68K_REG_A7)
M68K_CPU(uc, mycpu)->env.aregs[regid - UC_M68K_REG_A0] = *(uint32_t *)value;
else if (regid >= UC_M68K_REG_D0 && regid <= UC_M68K_REG_D7)
M68K_CPU(uc, mycpu)->env.dregs[regid - UC_M68K_REG_D0] = *(uint32_t *)value;
else {
switch(regid) {
default: break;
case UC_M68K_REG_PC:
M68K_CPU(uc, mycpu)->env.pc = *(uint32_t *)value;
// force to quit execution and flush TB
uc->quit_request = true;
uc_emu_stop(uc);
break;
for (i = 0; i < count; i++) {
unsigned int regid = regs[i];
const void *value = vals[i];
if (regid >= UC_M68K_REG_A0 && regid <= UC_M68K_REG_A7)
M68K_CPU(uc, mycpu)->env.aregs[regid - UC_M68K_REG_A0] = *(uint32_t *)value;
else if (regid >= UC_M68K_REG_D0 && regid <= UC_M68K_REG_D7)
M68K_CPU(uc, mycpu)->env.dregs[regid - UC_M68K_REG_D0] = *(uint32_t *)value;
else {
switch(regid) {
default: break;
case UC_M68K_REG_PC:
M68K_CPU(uc, mycpu)->env.pc = *(uint32_t *)value;
// force to quit execution and flush TB
uc->quit_request = true;
uc_emu_stop(uc);
break;
}
}
}
return 0;
}

4
qemu/target-m68k/unicorn.h
View File

@@ -5,8 +5,8 @@
#define UC_QEMU_TARGET_M68K_H
// functions to read & write registers
int m68k_reg_read(struct uc_struct *uc, unsigned int regid, void *value);
int m68k_reg_write(struct uc_struct *uc, unsigned int regid, const void *value);
int m68k_reg_read(struct uc_struct *uc, unsigned int *regs, void **vals, int count);
int m68k_reg_write(struct uc_struct *uc, unsigned int *regs, void *const *vals, int count);
void m68k_reg_reset(struct uc_struct *uc);