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unicorn/m68k: Lessen usage of M68K_CPU macro

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Reduces the amount of line noise (and avoids syntaxically repeating accesses to the environment state)
This commit is contained in:
Lioncash 2018-03-07 10:37:48 -05:00
parent 6cbcf9ce76
commit 047766c908
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GPG Key ID: 4E3C3CC1031BA9C7
1 changed files with 11 additions and 7 deletions
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18
qemu/target/m68k/unicorn.c
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@ -14,7 +14,9 @@ const int M68K_REGS_STORAGE_SIZE = offsetof(CPUM68KState, tlb_table);
static void m68k_set_pc(struct uc_struct *uc, uint64_t address)
{
((CPUM68KState *)uc->current_cpu->env_ptr)->pc = address;
CPUM68KState *state = uc->cpu->env_ptr;
state->pc = address;
}
void m68k_release(void* ctx);
@ -39,20 +41,21 @@ void m68k_reg_reset(struct uc_struct *uc)
int m68k_reg_read(struct uc_struct *uc, unsigned int *regs, void **vals, int count)
{
CPUState *mycpu = uc->cpu;
CPUM68KState *state = &M68K_CPU(uc, mycpu)->env;
int i;
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];
*(int32_t *)value = state->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];
*(int32_t *)value = state->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;
*(int32_t *)value = state->pc;
break;
}
}
@ -64,20 +67,21 @@ int m68k_reg_read(struct uc_struct *uc, unsigned int *regs, void **vals, int cou
int m68k_reg_write(struct uc_struct *uc, unsigned int *regs, void *const *vals, int count)
{
CPUState *mycpu = uc->cpu;
CPUM68KState *state = &M68K_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_M68K_REG_A0 && regid <= UC_M68K_REG_A7)
M68K_CPU(uc, mycpu)->env.aregs[regid - UC_M68K_REG_A0] = *(uint32_t *)value;
state->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;
state->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;
state->pc = *(uint32_t *)value;
// force to quit execution and flush TB
uc->quit_request = true;
uc_emu_stop(uc);