void r4300_execute(void)
{
if (r4300emu == CORE_PURE_INTERPRETER)
{
while (!stop)
pure_interpreter();
}
else if (r4300emu == CORE_INTERPRETER)
{
while (!stop)
{
#ifdef COMPARE_CORE
if (PC->ops == cached_interpreter_table.FIN_BLOCK && (PC->addr < 0x80000000 || PC->addr >= 0xc0000000))
virtual_to_physical_address(PC->addr, 2);
CoreCompareCallback();
#endif
#ifdef DBG
if (g_DebuggerActive) update_debugger(PC->addr);
#endif
PC->ops();
}
}
#if defined(DYNAREC)
else if (r4300emu >= 2)
{
#ifdef NEW_DYNAREC
new_dyna_start();
#else
dyna_start(dyna_jump);
#endif
}
#endif
}
static void dyna_start_wrapper(void)
{
#ifdef NEW_DYNAREC
new_dyna_start();
#else
dyna_start(dyna_jump);
#endif
}
void r4300_execute(void)
{
#if (defined(DYNAREC) && defined(PROFILE_R4300))
unsigned int i;
#endif
current_instruction_table = cached_interpreter_table;
delay_slot=0;
stop = 0;
rompause = 0;
/* clear instruction counters */
#if defined(COUNT_INSTR)
memset(instr_count, 0, 131*sizeof(instr_count[0]));
#endif
last_addr = 0xa4000040;
next_interupt = 624999;
init_interupt();
if (r4300emu == CORE_PURE_INTERPRETER)
{
DebugMessage(M64MSG_INFO, "Starting R4300 emulator: Pure Interpreter");
r4300emu = CORE_PURE_INTERPRETER;
pure_interpreter();
}
#if defined(DYNAREC)
else if (r4300emu >= 2)
{
DebugMessage(M64MSG_INFO, "Starting R4300 emulator: Dynamic Recompiler");
r4300emu = CORE_DYNAREC;
init_blocks();
#ifdef NEW_DYNAREC
new_dynarec_init();
new_dyna_start();
new_dynarec_cleanup();
#else
dyna_start(dynarec_setup_code);
PC++;
#endif
#if defined(PROFILE_R4300)
pfProfile = fopen("instructionaddrs.dat", "ab");
for (i=0; i<0x100000; i++)
if (invalid_code[i] == 0 && blocks[i] != NULL && blocks[i]->code != NULL && blocks[i]->block != NULL)
{
unsigned char *x86addr;
int mipsop;
// store final code length for this block
mipsop = -1; /* -1 == end of x86 code block */
x86addr = blocks[i]->code + blocks[i]->code_length;
if (fwrite(&mipsop, 1, 4, pfProfile) != 4 ||
fwrite(&x86addr, 1, sizeof(char *), pfProfile) != sizeof(char *))
DebugMessage(M64MSG_ERROR, "Error writing R4300 instruction address profiling data");
}
fclose(pfProfile);
pfProfile = NULL;
#endif
free_blocks();
}
#endif
else /* if (r4300emu == CORE_INTERPRETER) */
{
DebugMessage(M64MSG_INFO, "Starting R4300 emulator: Cached Interpreter");
r4300emu = CORE_INTERPRETER;
init_blocks();
jump_to(0xa4000040);
/* Prevent segfault on failed jump_to */
if (!actual->block)
return;
last_addr = PC->addr;
while (!stop)
{
#ifdef COMPARE_CORE
if (PC->ops == cached_interpreter_table.FIN_BLOCK && (PC->addr < 0x80000000 || PC->addr >= 0xc0000000))
virtual_to_physical_address(PC->addr, 2);
CoreCompareCallback();
#endif
#ifdef DBG
if (g_DebuggerActive) update_debugger(PC->addr);
#endif
PC->ops();
}
free_blocks();
}
DebugMessage(M64MSG_INFO, "R4300 emulator finished.");
/* print instruction counts */
#if defined(COUNT_INSTR)
if (r4300emu == CORE_DYNAREC)
instr_counters_print();
#endif
}