static bool use_lightrec_interpreter;
static bool use_pcsx_interpreter;
static bool booting;
-static u32 lightrec_begin_cycles;
enum my_cp2_opcodes {
OP_CP2_RTPS = 0x01,
case 0x1f801074:
return !is_write;
default:
- return is_write || kaddr < 0x1f801c00 || kaddr >= 0x1f801e00;
+ return kaddr < 0x1f801c00 || kaddr >= 0x1f801e00;
}
default:
switch (kaddr) {
}
use_lightrec_interpreter = !!getenv("LIGHTREC_INTERPRETER");
- if (getenv("LIGHTREC_BEGIN_CYCLES"))
- lightrec_begin_cycles = (unsigned int) strtol(
- getenv("LIGHTREC_BEGIN_CYCLES"), NULL, 0);
lightrec_state = lightrec_init(name,
lightrec_map, ARRAY_SIZE(lightrec_map),
extern void intExecuteBlock();
extern void gen_interupt();
-static void lightrec_plugin_execute_block(void)
+static void lightrec_plugin_execute_internal(bool block_only)
{
- u32 old_pc = psxRegs.pc;
u32 flags;
gen_interupt();
// step during early boot so that 0x80030000 fastboot hack works
- if (booting)
+ booting = block_only;
+ if (block_only)
next_interupt = psxRegs.cycle;
if (use_pcsx_interpreter) {
if (flags & LIGHTREC_EXIT_SYSCALL)
psxException(0x20, 0);
-
- if (booting && (psxRegs.pc & 0xff800000) == 0x80000000)
- booting = false;
}
if ((psxRegs.CP0.n.Cause & psxRegs.CP0.n.Status & 0x300) &&
{
extern int stop;
+ if (!booting)
+ lightrec_plugin_sync_regs_from_pcsx();
+
while (!stop)
- lightrec_plugin_execute_block();
+ lightrec_plugin_execute_internal(false);
+
+ lightrec_plugin_sync_regs_to_pcsx();
+}
+
+static void lightrec_plugin_execute_block(void)
+{
+ lightrec_plugin_execute_internal(true);
}
static void lightrec_plugin_clear(u32 addr, u32 size)
regs->cp0[12] = 0x10900000; // COP0 enabled | BEV = 1 | TS = 1
regs->cp0[15] = 0x00000002; // PRevID = Revision ID, same as R3000A
-
- booting = true;
}
-void lightrec_plugin_prepare_load_state(void)
+void lightrec_plugin_sync_regs_from_pcsx(void)
{
struct lightrec_registers *regs;
lightrec_invalidate_all(lightrec_state);
}
-void lightrec_plugin_prepare_save_state(void)
+void lightrec_plugin_sync_regs_to_pcsx(void)
{
struct lightrec_registers *regs;