-char invalid_code[0x100000];
-static u32 scratch_buf[8*8*2] __attribute__((aligned(64)));
-u32 event_cycles[PSXINT_COUNT];
-
-static void schedule_timeslice(void)
-{
- u32 i, c = psxRegs.cycle;
- u32 irqs = psxRegs.interrupt;
- s32 min, dif;
-
- min = PSXCLK;
- for (i = 0; irqs != 0; i++, irqs >>= 1) {
- if (!(irqs & 1))
- continue;
- dif = event_cycles[i] - c;
- //evprintf(" ev %d\n", dif);
- if (0 < dif && dif < min)
- min = dif;
- }
- next_interupt = c + min;
-}
-
-typedef void (irq_func)();
-
-static irq_func * const irq_funcs[] = {
- [PSXINT_SIO] = sioInterrupt,
- [PSXINT_CDR] = cdrInterrupt,
- [PSXINT_CDREAD] = cdrReadInterrupt,
- [PSXINT_GPUDMA] = gpuInterrupt,
- [PSXINT_MDECOUTDMA] = mdec1Interrupt,
- [PSXINT_SPUDMA] = spuInterrupt,
- [PSXINT_MDECINDMA] = mdec0Interrupt,
- [PSXINT_GPUOTCDMA] = gpuotcInterrupt,
- [PSXINT_CDRDMA] = cdrDmaInterrupt,
- [PSXINT_CDRLID] = cdrLidSeekInterrupt,
- [PSXINT_CDRPLAY] = cdrPlayInterrupt,
- [PSXINT_RCNT] = psxRcntUpdate,
-};
-
-/* local dupe of psxBranchTest, using event_cycles */
-static void irq_test(void)
-{
- u32 irqs = psxRegs.interrupt;
- u32 cycle = psxRegs.cycle;
- u32 irq, irq_bits;
-
- // irq_funcs() may queue more irqs
- psxRegs.interrupt = 0;
-
- for (irq = 0, irq_bits = irqs; irq_bits != 0; irq++, irq_bits >>= 1) {
- if (!(irq_bits & 1))
- continue;
- if ((s32)(cycle - event_cycles[irq]) >= 0) {
- irqs &= ~(1 << irq);
- irq_funcs[irq]();
- }
- }
- psxRegs.interrupt |= irqs;
-
- if ((psxHu32(0x1070) & psxHu32(0x1074)) && (Status & 0x401) == 0x401) {
- psxException(0x400, 0);
- pending_exception = 1;
- }
-}
-
-void gen_interupt()
-{
- evprintf(" +ge %08x, %u->%u\n", psxRegs.pc, psxRegs.cycle, next_interupt);
-
- irq_test();
- //psxBranchTest();
- //pending_exception = 1;
-
- schedule_timeslice();
-
- evprintf(" -ge %08x, %u->%u (%d)\n", psxRegs.pc, psxRegs.cycle,
- next_interupt, next_interupt - psxRegs.cycle);
-}
-
-// from interpreter
-extern void MTC0(int reg, u32 val);
-