[pcsx_rearmed.git] / libpcsxcore / new_dynarec / emu_if.c

/*
 * (C) Gražvydas "notaz" Ignotas, 2010-2011
 *
 * This work is licensed under the terms of GNU GPL version 2 or later.
 * See the COPYING file in the top-level directory.
 */

#include <stdio.h>

#include "emu_if.h"
#include "pcsxmem.h"
#include "../psxhle.h"
#include "../r3000a.h"
#include "../cdrom.h"
#include "../psxdma.h"
#include "../mdec.h"
#include "../gte_arm.h"
#include "../gte_neon.h"
#define FLAGLESS
#include "../gte.h"

#define ARRAY_SIZE(x) (sizeof(x) / sizeof(x[0]))

//#define evprintf printf
#define evprintf(...)

char invalid_code[0x100000];
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_SPU_UPDATE] = spuUpdate,
	[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);

void pcsx_mtc0(u32 reg, u32 val)
{
	evprintf("MTC0 %d #%x @%08x %u\n", reg, val, psxRegs.pc, psxRegs.cycle);
	MTC0(reg, val);
	gen_interupt();
	if (Cause & Status & 0x0300) // possible sw irq
		pending_exception = 1;
}

void pcsx_mtc0_ds(u32 reg, u32 val)
{
	evprintf("MTC0 %d #%x @%08x %u\n", reg, val, psxRegs.pc, psxRegs.cycle);
	MTC0(reg, val);
}

void new_dyna_before_save(void)
{
	psxRegs.interrupt &= ~(1 << PSXINT_RCNT); // old savestate compat

	// psxRegs.intCycle is always maintained, no need to convert
}

void new_dyna_after_save(void)
{
	psxRegs.interrupt |= 1 << PSXINT_RCNT;
}

static void new_dyna_restore(void)
{
	int i;
	for (i = 0; i < PSXINT_COUNT; i++)
		event_cycles[i] = psxRegs.intCycle[i].sCycle + psxRegs.intCycle[i].cycle;

	event_cycles[PSXINT_RCNT] = psxNextsCounter + psxNextCounter;
	psxRegs.interrupt |=  1 << PSXINT_RCNT;
	psxRegs.interrupt &= (1 << PSXINT_COUNT) - 1;

	new_dyna_pcsx_mem_load_state();
}

void new_dyna_freeze(void *f, int mode)
{
	const char header_save[8] = "ariblks";
	uint32_t addrs[1024 * 4];
	int32_t size = 0;
	int bytes;
	char header[8];

	if (mode != 0) { // save
		size = new_dynarec_save_blocks(addrs, sizeof(addrs));
		if (size == 0)
			return;

		SaveFuncs.write(f, header_save, sizeof(header_save));
		SaveFuncs.write(f, &size, sizeof(size));
		SaveFuncs.write(f, addrs, size);
	}
	else {
		new_dyna_restore();

		bytes = SaveFuncs.read(f, header, sizeof(header));
		if (bytes != sizeof(header) || strcmp(header, header_save)) {
			if (bytes > 0)
				SaveFuncs.seek(f, -bytes, SEEK_CUR);
			return;
		}
		SaveFuncs.read(f, &size, sizeof(size));
		if (size <= 0)
			return;
		if (size > sizeof(addrs)) {
			bytes = size - sizeof(addrs);
			SaveFuncs.seek(f, bytes, SEEK_CUR);
			size = sizeof(addrs);
		}
		bytes = SaveFuncs.read(f, addrs, size);
		if (bytes != size)
			return;

		new_dynarec_load_blocks(addrs, size);
	}

	//printf("drc: %d block info entries %s\n", size/8, mode ? "saved" : "loaded");
}

#ifndef DRC_DISABLE

/* GTE stuff */
void *gte_handlers[64];

void *gte_handlers_nf[64] = {
	NULL      , gteRTPS_nf , NULL       , NULL      , NULL     , NULL       , gteNCLIP_nf, NULL      , // 00
	NULL      , NULL       , NULL       , NULL      , gteOP_nf , NULL       , NULL       , NULL      , // 08
	gteDPCS_nf, gteINTPL_nf, gteMVMVA_nf, gteNCDS_nf, gteCDP_nf, NULL       , gteNCDT_nf , NULL      , // 10
	NULL      , NULL       , NULL       , gteNCCS_nf, gteCC_nf , NULL       , gteNCS_nf  , NULL      , // 18
	gteNCT_nf , NULL       , NULL       , NULL      , NULL     , NULL       , NULL       , NULL      , // 20
	gteSQR_nf , gteDCPL_nf , gteDPCT_nf , NULL      , NULL     , gteAVSZ3_nf, gteAVSZ4_nf, NULL      , // 28 
	gteRTPT_nf, NULL       , NULL       , NULL      , NULL     , NULL       , NULL       , NULL      , // 30
	NULL      , NULL       , NULL       , NULL      , NULL     , gteGPF_nf  , gteGPL_nf  , gteNCCT_nf, // 38
};

const char *gte_regnames[64] = {
	NULL  , "RTPS" , NULL   , NULL  , NULL , NULL   , "NCLIP", NULL  , // 00
	NULL  , NULL   , NULL   , NULL  , "OP" , NULL   , NULL   , NULL  , // 08
	"DPCS", "INTPL", "MVMVA", "NCDS", "CDP", NULL   , "NCDT" , NULL  , // 10
	NULL  , NULL   , NULL   , "NCCS", "CC" , NULL   , "NCS"  , NULL  , // 18
	"NCT" , NULL   , NULL   , NULL  , NULL , NULL   , NULL   , NULL  , // 20
	"SQR" , "DCPL" , "DPCT" , NULL  , NULL , "AVSZ3", "AVSZ4", NULL  , // 28 
	"RTPT", NULL   , NULL   , NULL  , NULL , NULL   , NULL   , NULL  , // 30
	NULL  , NULL   , NULL   , NULL  , NULL , "GPF"  , "GPL"  , "NCCT", // 38
};

/* from gte.txt.. not sure if this is any good. */
const char gte_cycletab[64] = {
	/*   1   2   3   4   5   6   7   8   9   a   b   c   d   e   f */
	 0, 15,  0,  0,  0,  0,  8,  0,  0,  0,  0,  0,  6,  0,  0,  0,
	 8,  8,  8, 19, 13,  0, 44,  0,  0,  0,  0, 17, 11,  0, 14,  0,
	30,  0,  0,  0,  0,  0,  0,  0,  5,  8, 17,  0,  0,  5,  6,  0,
	23,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  5,  5, 39,
};

#define GCBIT(x) \
	(1ll << (32+x))
#define GDBIT(x) \
	(1ll << (x))
#define GCBITS3(b0,b1,b2) \
	(GCBIT(b0) | GCBIT(b1) | GCBIT(b2))
#define GDBITS2(b0,b1) \
	(GDBIT(b0) | GDBIT(b1))
#define GDBITS3(b0,b1,b2) \
	(GDBITS2(b0,b1) | GDBIT(b2))
#define GDBITS4(b0,b1,b2,b3) \
	(GDBITS3(b0,b1,b2) | GDBIT(b3))
#define GDBITS5(b0,b1,b2,b3,b4) \
	(GDBITS4(b0,b1,b2,b3) | GDBIT(b4))
#define GDBITS6(b0,b1,b2,b3,b4,b5) \
	(GDBITS5(b0,b1,b2,b3,b4) | GDBIT(b5))
#define GDBITS7(b0,b1,b2,b3,b4,b5,b6) \
	(GDBITS6(b0,b1,b2,b3,b4,b5) | GDBIT(b6))
#define GDBITS8(b0,b1,b2,b3,b4,b5,b6,b7) \
	(GDBITS7(b0,b1,b2,b3,b4,b5,b6) | GDBIT(b7))
#define GDBITS9(b0,b1,b2,b3,b4,b5,b6,b7,b8) \
	(GDBITS8(b0,b1,b2,b3,b4,b5,b6,b7) | GDBIT(b8))
#define GDBITS10(b0,b1,b2,b3,b4,b5,b6,b7,b8,b9) \
	(GDBITS9(b0,b1,b2,b3,b4,b5,b6,b7,b8) | GDBIT(b9))

const uint64_t gte_reg_reads[64] = {
	[GTE_RTPS]  = 0x1f0000ff00000000ll | GDBITS7(0,1,13,14,17,18,19),
	[GTE_NCLIP] =                        GDBITS3(12,13,14),
	[GTE_OP]    = GCBITS3(0,2,4)       | GDBITS3(9,10,11),
	[GTE_DPCS]  = GCBITS3(21,22,23)    | GDBITS4(6,8,21,22),
	[GTE_INTPL] = GCBITS3(21,22,23)    | GDBITS7(6,8,9,10,11,21,22),
	[GTE_MVMVA] = 0x00ffffff00000000ll | GDBITS9(0,1,2,3,4,5,9,10,11), // XXX: maybe decode further?
	[GTE_NCDS]  = 0x00ffff0000000000ll | GDBITS6(0,1,6,8,21,22),
	[GTE_CDP]   = 0x00ffe00000000000ll | GDBITS7(6,8,9,10,11,21,22),
	[GTE_NCDT]  = 0x00ffff0000000000ll | GDBITS8(0,1,2,3,4,5,6,8),
	[GTE_NCCS]  = 0x001fff0000000000ll | GDBITS5(0,1,6,21,22),
	[GTE_CC]    = 0x001fe00000000000ll | GDBITS6(6,9,10,11,21,22),
	[GTE_NCS]   = 0x001fff0000000000ll | GDBITS5(0,1,6,21,22),
	[GTE_NCT]   = 0x001fff0000000000ll | GDBITS7(0,1,2,3,4,5,6),
	[GTE_SQR]   =                        GDBITS3(9,10,11),
	[GTE_DCPL]  = GCBITS3(21,22,23)    | GDBITS7(6,8,9,10,11,21,22),
	[GTE_DPCT]  = GCBITS3(21,22,23)    | GDBITS4(8,20,21,22),
	[GTE_AVSZ3] = GCBIT(29)            | GDBITS3(17,18,19),
	[GTE_AVSZ4] = GCBIT(30)            | GDBITS4(16,17,18,19),
	[GTE_RTPT]  = 0x1f0000ff00000000ll | GDBITS7(0,1,2,3,4,5,19),
	[GTE_GPF]   =                        GDBITS7(6,8,9,10,11,21,22),
	[GTE_GPL]   =                        GDBITS10(6,8,9,10,11,21,22,25,26,27),
	[GTE_NCCT]  = 0x001fff0000000000ll | GDBITS7(0,1,2,3,4,5,6),
};

// note: this excludes gteFLAG that is always written to
const uint64_t gte_reg_writes[64] = {
	[GTE_RTPS]  = 0x0f0f7f00ll,
	[GTE_NCLIP] = GDBIT(24),
	[GTE_OP]    = GDBITS6(9,10,11,25,26,27),
	[GTE_DPCS]  = GDBITS9(9,10,11,20,21,22,25,26,27),
	[GTE_INTPL] = GDBITS9(9,10,11,20,21,22,25,26,27),
	[GTE_MVMVA] = GDBITS6(9,10,11,25,26,27),
	[GTE_NCDS]  = GDBITS9(9,10,11,20,21,22,25,26,27),
	[GTE_CDP]   = GDBITS9(9,10,11,20,21,22,25,26,27),
	[GTE_NCDT]  = GDBITS9(9,10,11,20,21,22,25,26,27),
	[GTE_NCCS]  = GDBITS9(9,10,11,20,21,22,25,26,27),
	[GTE_CC]    = GDBITS9(9,10,11,20,21,22,25,26,27),
	[GTE_NCS]   = GDBITS9(9,10,11,20,21,22,25,26,27),
	[GTE_NCT]   = GDBITS9(9,10,11,20,21,22,25,26,27),
	[GTE_SQR]   = GDBITS6(9,10,11,25,26,27),
	[GTE_DCPL]  = GDBITS9(9,10,11,20,21,22,25,26,27),
	[GTE_DPCT]  = GDBITS9(9,10,11,20,21,22,25,26,27),
	[GTE_AVSZ3] = GDBITS2(7,24),
	[GTE_AVSZ4] = GDBITS2(7,24),
	[GTE_RTPT]  = 0x0f0f7f00ll,
	[GTE_GPF]   = GDBITS9(9,10,11,20,21,22,25,26,27),
	[GTE_GPL]   = GDBITS9(9,10,11,20,21,22,25,26,27),
	[GTE_NCCT]  = GDBITS9(9,10,11,20,21,22,25,26,27),
};

static int ari64_init()
{
	static u32 scratch_buf[8*8*2] __attribute__((aligned(64)));
	extern void (*psxCP2[64])();
	extern void psxNULL();
	extern unsigned char *out;
	size_t i;

	new_dynarec_init();
	new_dyna_pcsx_mem_init();

	for (i = 0; i < ARRAY_SIZE(gte_handlers); i++)
		if (psxCP2[i] != psxNULL)
			gte_handlers[i] = psxCP2[i];

#if defined(__arm__) && !defined(DRC_DBG)
	gte_handlers[0x06] = gteNCLIP_arm;
#ifdef HAVE_ARMV5
	gte_handlers_nf[0x01] = gteRTPS_nf_arm;
	gte_handlers_nf[0x30] = gteRTPT_nf_arm;
#endif
#ifdef __ARM_NEON__
	// compiler's _nf version is still a lot slower than neon
	// _nf_arm RTPS is roughly the same, RTPT slower
	gte_handlers[0x01] = gte_handlers_nf[0x01] = gteRTPS_neon;
	gte_handlers[0x30] = gte_handlers_nf[0x30] = gteRTPT_neon;
#endif
#endif
#ifdef DRC_DBG
	memcpy(gte_handlers_nf, gte_handlers, sizeof(gte_handlers_nf));
#endif
	psxH_ptr = psxH;
	zeromem_ptr = zero_mem;
	scratch_buf_ptr = scratch_buf;

	SysPrintf("Mapped (RAM/scrp/ROM/LUTs/TC):\n");
	SysPrintf("%p/%p/%p/%p/%p\n",
		psxM, psxH, psxR, mem_rtab, out);

	return 0;
}

static void ari64_reset()
{
	printf("ari64_reset\n");
	new_dyna_pcsx_mem_reset();
	invalidate_all_pages();
	new_dyna_restore();
	pending_exception = 1;
}

// execute until predefined leave points
// (HLE softcall exit and BIOS fastboot end)
static void ari64_execute_until()
{
	schedule_timeslice();

	evprintf("ari64_execute %08x, %u->%u (%d)\n", psxRegs.pc,
		psxRegs.cycle, next_interupt, next_interupt - psxRegs.cycle);

	new_dyna_start(dynarec_local);

	evprintf("ari64_execute end %08x, %u->%u (%d)\n", psxRegs.pc,
		psxRegs.cycle, next_interupt, next_interupt - psxRegs.cycle);
}

static void ari64_execute()
{
	while (!stop) {
		ari64_execute_until();
		evprintf("drc left @%08x\n", psxRegs.pc);
	}
}

static void ari64_clear(u32 addr, u32 size)
{
	u32 start, end, main_ram;

	size *= 4; /* PCSX uses DMA units (words) */

	evprintf("ari64_clear %08x %04x\n", addr, size);

	/* check for RAM mirrors */
	main_ram = (addr & 0xffe00000) == 0x80000000;

	start = addr >> 12;
	end = (addr + size) >> 12;

	for (; start <= end; start++)
		if (!main_ram || !invalid_code[start])
			invalidate_block(start);
}

#ifdef ICACHE_EMULATION
static void ari64_notify(int note, void *data) {
	/*
	Should be fixed when ARM dynarec has proper icache emulation.
	switch (note)
	{
		case R3000ACPU_NOTIFY_CACHE_UNISOLATED:
			break;
		case R3000ACPU_NOTIFY_CACHE_ISOLATED:
		Sent from psxDma3().
		case R3000ACPU_NOTIFY_DMA3_EXE_LOAD:
		default:
			break;
	}
	*/
}
#endif

static void ari64_shutdown()
{
	new_dynarec_cleanup();
	new_dyna_pcsx_mem_shutdown();
}

R3000Acpu psxRec = {
	ari64_init,
	ari64_reset,
	ari64_execute,
	ari64_execute_until,
	ari64_clear,
#ifdef ICACHE_EMULATION
	ari64_notify,
#endif
	ari64_shutdown
};

#else // if DRC_DISABLE

unsigned int address;
int pending_exception, stop;
unsigned int next_interupt;
int new_dynarec_did_compile;
int cycle_multiplier;
int cycle_multiplier_override;
int new_dynarec_hacks;
void *psxH_ptr;
void *zeromem_ptr;
u8 zero_mem[0x1000];
unsigned char *out;
void *mem_rtab;
void *scratch_buf_ptr;
void new_dynarec_init() {}
void new_dyna_start(void *context) {}
void new_dynarec_cleanup() {}
void new_dynarec_clear_full() {}
void invalidate_all_pages() {}
void invalidate_block(unsigned int block) {}
void new_dyna_pcsx_mem_init(void) {}
void new_dyna_pcsx_mem_reset(void) {}
void new_dyna_pcsx_mem_load_state(void) {}
void new_dyna_pcsx_mem_shutdown(void) {}
int  new_dynarec_save_blocks(void *save, int size) { return 0; }
void new_dynarec_load_blocks(const void *save, int size) {}
#endif

#ifdef DRC_DBG

#include <stddef.h>
static FILE *f;
extern u32 last_io_addr;

static void dump_mem(const char *fname, void *mem, size_t size)
{
	FILE *f1 = fopen(fname, "wb");
	if (f1 == NULL)
		f1 = fopen(strrchr(fname, '/') + 1, "wb");
	fwrite(mem, 1, size, f1);
	fclose(f1);
}

static u32 memcheck_read(u32 a)
{
	if ((a >> 16) == 0x1f80)
		// scratchpad/IO
		return *(u32 *)(psxH + (a & 0xfffc));

	if ((a >> 16) == 0x1f00)
		// parallel
		return *(u32 *)(psxP + (a & 0xfffc));

//	if ((a & ~0xe0600000) < 0x200000)
	// RAM
	return *(u32 *)(psxM + (a & 0x1ffffc));
}

#if 0
void do_insn_trace(void)
{
	static psxRegisters oldregs;
	static u32 old_io_addr = (u32)-1;
	static u32 old_io_data = 0xbad0c0de;
	static u32 event_cycles_o[PSXINT_COUNT];
	u32 *allregs_p = (void *)&psxRegs;
	u32 *allregs_o = (void *)&oldregs;
	u32 io_data;
	int i;
	u8 byte;

	//last_io_addr = 0x5e2c8;
	if (f == NULL)
		f = fopen("tracelog", "wb");

	// log reg changes
	oldregs.code = psxRegs.code; // don't care
	for (i = 0; i < offsetof(psxRegisters, intCycle) / 4; i++) {
		if (allregs_p[i] != allregs_o[i]) {
			fwrite(&i, 1, 1, f);
			fwrite(&allregs_p[i], 1, 4, f);
			allregs_o[i] = allregs_p[i];
		}
	}
	// log event changes
	for (i = 0; i < PSXINT_COUNT; i++) {
		if (event_cycles[i] != event_cycles_o[i]) {
			byte = 0xfc;
			fwrite(&byte, 1, 1, f);
			fwrite(&i, 1, 1, f);
			fwrite(&event_cycles[i], 1, 4, f);
			event_cycles_o[i] = event_cycles[i];
		}
	}
	// log last io
	if (old_io_addr != last_io_addr) {
		byte = 0xfd;
		fwrite(&byte, 1, 1, f);
		fwrite(&last_io_addr, 1, 4, f);
		old_io_addr = last_io_addr;
	}
	io_data = memcheck_read(last_io_addr);
	if (old_io_data != io_data) {
		byte = 0xfe;
		fwrite(&byte, 1, 1, f);
		fwrite(&io_data, 1, 4, f);
		old_io_data = io_data;
	}
	byte = 0xff;
	fwrite(&byte, 1, 1, f);

#if 0
	if (psxRegs.cycle == 190230) {
		dump_mem("/mnt/ntz/dev/pnd/tmp/psxram_i.dump", psxM, 0x200000);
		dump_mem("/mnt/ntz/dev/pnd/tmp/psxregs_i.dump", psxH, 0x10000);
		printf("dumped\n");
		exit(1);
	}
#endif
}
#endif

static const char *regnames[offsetof(psxRegisters, intCycle) / 4] = {
	"r0",  "r1",  "r2",  "r3",  "r4",  "r5",  "r6",  "r7",
	"r8",  "r9",  "r10", "r11", "r12", "r13", "r14", "r15",
	"r16", "r17", "r18", "r19", "r20", "r21", "r22", "r23",
	"r24", "r25", "r26", "r27", "r28", "r29", "r30", "r31",
	"lo",  "hi",
	"C0_0",  "C0_1",  "C0_2",  "C0_3",  "C0_4",  "C0_5",  "C0_6",  "C0_7",
	"C0_8",  "C0_9",  "C0_10", "C0_11", "C0_12", "C0_13", "C0_14", "C0_15",
	"C0_16", "C0_17", "C0_18", "C0_19", "C0_20", "C0_21", "C0_22", "C0_23",
	"C0_24", "C0_25", "C0_26", "C0_27", "C0_28", "C0_29", "C0_30", "C0_31",

	"C2D0",  "C2D1",  "C2D2",  "C2D3",  "C2D4",  "C2D5",  "C2D6",  "C2D7",
	"C2D8",  "C2D9",  "C2D10", "C2D11", "C2D12", "C2D13", "C2D14", "C2D15",
	"C2D16", "C2D17", "C2D18", "C2D19", "C2D20", "C2D21", "C2D22", "C2D23",
	"C2D24", "C2D25", "C2D26", "C2D27", "C2D28", "C2D29", "C2D30", "C2D31",

	"C2C0",  "C2C1",  "C2C2",  "C2C3",  "C2C4",  "C2C5",  "C2C6",  "C2C7",
	"C2C8",  "C2C9",  "C2C10", "C2C11", "C2C12", "C2C13", "C2C14", "C2C15",
	"C2C16", "C2C17", "C2C18", "C2C19", "C2C20", "C2C21", "C2C22", "C2C23",
	"C2C24", "C2C25", "C2C26", "C2C27", "C2C28", "C2C29", "C2C30", "C2C31",

	"PC", "code", "cycle", "interrupt",
};

static struct {
	int reg;
	u32 val, val_expect;
	u32 pc, cycle;
} miss_log[64];
static int miss_log_i;
#define miss_log_len (sizeof(miss_log)/sizeof(miss_log[0]))
#define miss_log_mask (miss_log_len-1)

static void miss_log_add(int reg, u32 val, u32 val_expect, u32 pc, u32 cycle)
{
	miss_log[miss_log_i].reg = reg;
	miss_log[miss_log_i].val = val;
	miss_log[miss_log_i].val_expect = val_expect;
	miss_log[miss_log_i].pc = pc;
	miss_log[miss_log_i].cycle = cycle;
	miss_log_i = (miss_log_i + 1) & miss_log_mask;
}

void breakme() {}

void do_insn_cmp(void)
{
	static psxRegisters rregs;
	static u32 mem_addr, mem_val;
	u32 *allregs_p = (void *)&psxRegs;
	u32 *allregs_e = (void *)&rregs;
	static u32 ppc, failcount;
	int i, ret, bad = 0, which_event = -1;
	u32 ev_cycles = 0;
	u8 code;

	if (f == NULL)
		f = fopen("tracelog", "rb");

	while (1) {
		if ((ret = fread(&code, 1, 1, f)) <= 0)
			break;
		if (ret <= 0)
			break;
		if (code == 0xff)
			break;
		switch (code) {
		case 0xfc:
			which_event = 0;
			fread(&which_event, 1, 1, f);
			fread(&ev_cycles, 1, 4, f);
			continue;
		case 0xfd:
			fread(&mem_addr, 1, 4, f);
			continue;
		case 0xfe:
			fread(&mem_val, 1, 4, f);
			continue;
		}
		fread(&allregs_e[code], 1, 4, f);
	}

	if (ret <= 0) {
		printf("EOF?\n");
		goto end;
	}

	psxRegs.code = rregs.code; // don't care
	psxRegs.cycle = rregs.cycle;
	psxRegs.CP0.r[9] = rregs.CP0.r[9]; // Count

	//if (psxRegs.cycle == 166172) breakme();

	if (memcmp(&psxRegs, &rregs, offsetof(psxRegisters, intCycle)) == 0 &&
			mem_val == memcheck_read(mem_addr)
	   ) {
		failcount = 0;
		goto ok;
	}

	for (i = 0; i < offsetof(psxRegisters, intCycle) / 4; i++) {
		if (allregs_p[i] != allregs_e[i]) {
			miss_log_add(i, allregs_p[i], allregs_e[i], psxRegs.pc, psxRegs.cycle);
			bad++;
			if (i > 32+2)
				goto end;
		}
	}

	if (mem_val != memcheck_read(mem_addr)) {
		printf("bad mem @%08x: %08x %08x\n", mem_addr, memcheck_read(mem_addr), mem_val);
		goto end;
	}

	if (which_event >= 0 && event_cycles[which_event] != ev_cycles) {
		printf("bad ev_cycles #%d: %08x %08x\n", which_event, event_cycles[which_event], ev_cycles);
		goto end;
	}

	if (psxRegs.pc == rregs.pc && bad < 6 && failcount < 32) {
		static int last_mcycle;
		if (last_mcycle != psxRegs.cycle >> 20) {
			printf("%u\n", psxRegs.cycle);
			last_mcycle = psxRegs.cycle >> 20;
		}
		failcount++;
		goto ok;
	}

end:
	for (i = 0; i < miss_log_len; i++, miss_log_i = (miss_log_i + 1) & miss_log_mask)
		printf("bad %5s: %08x %08x, pc=%08x, cycle %u\n",
			regnames[miss_log[miss_log_i].reg], miss_log[miss_log_i].val,
			miss_log[miss_log_i].val_expect, miss_log[miss_log_i].pc, miss_log[miss_log_i].cycle);
	printf("-- %d\n", bad);
	for (i = 0; i < 8; i++)
		printf("r%d=%08x r%2d=%08x r%2d=%08x r%2d=%08x\n", i, allregs_p[i],
			i+8, allregs_p[i+8], i+16, allregs_p[i+16], i+24, allregs_p[i+24]);
	printf("PC: %08x/%08x, cycle %u\n", psxRegs.pc, ppc, psxRegs.cycle);
	dump_mem("/mnt/ntz/dev/pnd/tmp/psxram.dump", psxM, 0x200000);
	dump_mem("/mnt/ntz/dev/pnd/tmp/psxregs.dump", psxH, 0x10000);
	exit(1);
ok:
	psxRegs.cycle = rregs.cycle + 2; // sync timing
	ppc = psxRegs.pc;
}

#endif
Commit	Line	Data
	1	/*
	2	* (C) Gražvydas "notaz" Ignotas, 2010-2011
	3	*
	4	* This work is licensed under the terms of GNU GPL version 2 or later.
	5	* See the COPYING file in the top-level directory.
	6	*/
	7
	8	#include <stdio.h>
	9
	10	#include "emu_if.h"
	11	#include "pcsxmem.h"
	12	#include "../psxhle.h"
	13	#include "../r3000a.h"
	14	#include "../cdrom.h"
	15	#include "../psxdma.h"
	16	#include "../mdec.h"
	17	#include "../gte_arm.h"
	18	#include "../gte_neon.h"
	19	#define FLAGLESS
	20	#include "../gte.h"
	21
	22	#define ARRAY_SIZE(x) (sizeof(x) / sizeof(x[0]))
	23
	24	//#define evprintf printf
	25	#define evprintf(...)
	26
	27	char invalid_code[0x100000];
	28	u32 event_cycles[PSXINT_COUNT];
	29
	30	static void schedule_timeslice(void)
	31	{
	32	u32 i, c = psxRegs.cycle;
	33	u32 irqs = psxRegs.interrupt;
	34	s32 min, dif;
	35
	36	min = PSXCLK;
	37	for (i = 0; irqs != 0; i++, irqs >>= 1) {
	38	if (!(irqs & 1))
	39	continue;
	40	dif = event_cycles[i] - c;
	41	//evprintf(" ev %d\n", dif);
	42	if (0 < dif && dif < min)
	43	min = dif;
	44	}
	45	next_interupt = c + min;
	46	}
	47
	48	typedef void (irq_func)();
	49
	50	static irq_func * const irq_funcs[] = {
	51	[PSXINT_SIO] = sioInterrupt,
	52	[PSXINT_CDR] = cdrInterrupt,
	53	[PSXINT_CDREAD] = cdrReadInterrupt,
	54	[PSXINT_GPUDMA] = gpuInterrupt,
	55	[PSXINT_MDECOUTDMA] = mdec1Interrupt,
	56	[PSXINT_SPUDMA] = spuInterrupt,
	57	[PSXINT_MDECINDMA] = mdec0Interrupt,
	58	[PSXINT_GPUOTCDMA] = gpuotcInterrupt,
	59	[PSXINT_CDRDMA] = cdrDmaInterrupt,
	60	[PSXINT_CDRLID] = cdrLidSeekInterrupt,
	61	[PSXINT_CDRPLAY] = cdrPlayInterrupt,
	62	[PSXINT_SPU_UPDATE] = spuUpdate,
	63	[PSXINT_RCNT] = psxRcntUpdate,
	64	};
	65
	66	/* local dupe of psxBranchTest, using event_cycles */
	67	static void irq_test(void)
	68	{
	69	u32 irqs = psxRegs.interrupt;
	70	u32 cycle = psxRegs.cycle;
	71	u32 irq, irq_bits;
	72
	73	// irq_funcs() may queue more irqs
	74	psxRegs.interrupt = 0;
	75
	76	for (irq = 0, irq_bits = irqs; irq_bits != 0; irq++, irq_bits >>= 1) {
	77	if (!(irq_bits & 1))
	78	continue;
	79	if ((s32)(cycle - event_cycles[irq]) >= 0) {
	80	irqs &= ~(1 << irq);
	81	irq_funcs[irq]();
	82	}
	83	}
	84	psxRegs.interrupt \|= irqs;
	85
	86	if ((psxHu32(0x1070) & psxHu32(0x1074)) && (Status & 0x401) == 0x401) {
	87	psxException(0x400, 0);
	88	pending_exception = 1;
	89	}
	90	}
	91
	92	void gen_interupt()
	93	{
	94	evprintf(" +ge %08x, %u->%u\n", psxRegs.pc, psxRegs.cycle, next_interupt);
	95
	96	irq_test();
	97	//psxBranchTest();
	98	//pending_exception = 1;
	99
	100	schedule_timeslice();
	101
	102	evprintf(" -ge %08x, %u->%u (%d)\n", psxRegs.pc, psxRegs.cycle,
	103	next_interupt, next_interupt - psxRegs.cycle);
	104	}
	105
	106	// from interpreter
	107	extern void MTC0(int reg, u32 val);
	108
	109	void pcsx_mtc0(u32 reg, u32 val)
	110	{
	111	evprintf("MTC0 %d #%x @%08x %u\n", reg, val, psxRegs.pc, psxRegs.cycle);
	112	MTC0(reg, val);
	113	gen_interupt();
	114	if (Cause & Status & 0x0300) // possible sw irq
	115	pending_exception = 1;
	116	}
	117
	118	void pcsx_mtc0_ds(u32 reg, u32 val)
	119	{
	120	evprintf("MTC0 %d #%x @%08x %u\n", reg, val, psxRegs.pc, psxRegs.cycle);
	121	MTC0(reg, val);
	122	}
	123
	124	void new_dyna_before_save(void)
	125	{
	126	psxRegs.interrupt &= ~(1 << PSXINT_RCNT); // old savestate compat
	127
	128	// psxRegs.intCycle is always maintained, no need to convert
	129	}
	130
	131	void new_dyna_after_save(void)
	132	{
	133	psxRegs.interrupt \|= 1 << PSXINT_RCNT;
	134	}
	135
	136	static void new_dyna_restore(void)
	137	{
	138	int i;
	139	for (i = 0; i < PSXINT_COUNT; i++)
	140	event_cycles[i] = psxRegs.intCycle[i].sCycle + psxRegs.intCycle[i].cycle;
	141
	142	event_cycles[PSXINT_RCNT] = psxNextsCounter + psxNextCounter;
	143	psxRegs.interrupt \|= 1 << PSXINT_RCNT;
	144	psxRegs.interrupt &= (1 << PSXINT_COUNT) - 1;
	145
	146	new_dyna_pcsx_mem_load_state();
	147	}
	148
	149	void new_dyna_freeze(void *f, int mode)
	150	{
	151	const char header_save[8] = "ariblks";
	152	uint32_t addrs[1024 * 4];
	153	int32_t size = 0;
	154	int bytes;
	155	char header[8];
	156
	157	if (mode != 0) { // save
	158	size = new_dynarec_save_blocks(addrs, sizeof(addrs));
	159	if (size == 0)
	160	return;
	161
	162	SaveFuncs.write(f, header_save, sizeof(header_save));
	163	SaveFuncs.write(f, &size, sizeof(size));
	164	SaveFuncs.write(f, addrs, size);
	165	}
	166	else {
	167	new_dyna_restore();
	168
	169	bytes = SaveFuncs.read(f, header, sizeof(header));
	170	if (bytes != sizeof(header) \|\| strcmp(header, header_save)) {
	171	if (bytes > 0)
	172	SaveFuncs.seek(f, -bytes, SEEK_CUR);
	173	return;
	174	}
	175	SaveFuncs.read(f, &size, sizeof(size));
	176	if (size <= 0)
	177	return;
	178	if (size > sizeof(addrs)) {
	179	bytes = size - sizeof(addrs);
	180	SaveFuncs.seek(f, bytes, SEEK_CUR);
	181	size = sizeof(addrs);
	182	}
	183	bytes = SaveFuncs.read(f, addrs, size);
	184	if (bytes != size)
	185	return;
	186
	187	new_dynarec_load_blocks(addrs, size);
	188	}
	189
	190	//printf("drc: %d block info entries %s\n", size/8, mode ? "saved" : "loaded");
	191	}
	192
	193	#ifndef DRC_DISABLE
	194
	195	/* GTE stuff */
	196	void *gte_handlers[64];
	197
	198	void *gte_handlers_nf[64] = {
	199	NULL , gteRTPS_nf , NULL , NULL , NULL , NULL , gteNCLIP_nf, NULL , // 00
	200	NULL , NULL , NULL , NULL , gteOP_nf , NULL , NULL , NULL , // 08
	201	gteDPCS_nf, gteINTPL_nf, gteMVMVA_nf, gteNCDS_nf, gteCDP_nf, NULL , gteNCDT_nf , NULL , // 10
	202	NULL , NULL , NULL , gteNCCS_nf, gteCC_nf , NULL , gteNCS_nf , NULL , // 18
	203	gteNCT_nf , NULL , NULL , NULL , NULL , NULL , NULL , NULL , // 20
	204	gteSQR_nf , gteDCPL_nf , gteDPCT_nf , NULL , NULL , gteAVSZ3_nf, gteAVSZ4_nf, NULL , // 28
	205	gteRTPT_nf, NULL , NULL , NULL , NULL , NULL , NULL , NULL , // 30
	206	NULL , NULL , NULL , NULL , NULL , gteGPF_nf , gteGPL_nf , gteNCCT_nf, // 38
	207	};
	208
	209	const char *gte_regnames[64] = {
	210	NULL , "RTPS" , NULL , NULL , NULL , NULL , "NCLIP", NULL , // 00
	211	NULL , NULL , NULL , NULL , "OP" , NULL , NULL , NULL , // 08
	212	"DPCS", "INTPL", "MVMVA", "NCDS", "CDP", NULL , "NCDT" , NULL , // 10
	213	NULL , NULL , NULL , "NCCS", "CC" , NULL , "NCS" , NULL , // 18
	214	"NCT" , NULL , NULL , NULL , NULL , NULL , NULL , NULL , // 20
	215	"SQR" , "DCPL" , "DPCT" , NULL , NULL , "AVSZ3", "AVSZ4", NULL , // 28
	216	"RTPT", NULL , NULL , NULL , NULL , NULL , NULL , NULL , // 30
	217	NULL , NULL , NULL , NULL , NULL , "GPF" , "GPL" , "NCCT", // 38
	218	};
	219
	220	/* from gte.txt.. not sure if this is any good. */
	221	const char gte_cycletab[64] = {
	222	/* 1 2 3 4 5 6 7 8 9 a b c d e f */
	223	0, 15, 0, 0, 0, 0, 8, 0, 0, 0, 0, 0, 6, 0, 0, 0,
	224	8, 8, 8, 19, 13, 0, 44, 0, 0, 0, 0, 17, 11, 0, 14, 0,
	225	30, 0, 0, 0, 0, 0, 0, 0, 5, 8, 17, 0, 0, 5, 6, 0,
	226	23, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 5, 5, 39,
	227	};
	228
	229	#define GCBIT(x) \
	230	(1ll << (32+x))
	231	#define GDBIT(x) \
	232	(1ll << (x))
	233	#define GCBITS3(b0,b1,b2) \
	234	(GCBIT(b0) \| GCBIT(b1) \| GCBIT(b2))
	235	#define GDBITS2(b0,b1) \
	236	(GDBIT(b0) \| GDBIT(b1))
	237	#define GDBITS3(b0,b1,b2) \
	238	(GDBITS2(b0,b1) \| GDBIT(b2))
	239	#define GDBITS4(b0,b1,b2,b3) \
	240	(GDBITS3(b0,b1,b2) \| GDBIT(b3))
	241	#define GDBITS5(b0,b1,b2,b3,b4) \
	242	(GDBITS4(b0,b1,b2,b3) \| GDBIT(b4))
	243	#define GDBITS6(b0,b1,b2,b3,b4,b5) \
	244	(GDBITS5(b0,b1,b2,b3,b4) \| GDBIT(b5))
	245	#define GDBITS7(b0,b1,b2,b3,b4,b5,b6) \
	246	(GDBITS6(b0,b1,b2,b3,b4,b5) \| GDBIT(b6))
	247	#define GDBITS8(b0,b1,b2,b3,b4,b5,b6,b7) \
	248	(GDBITS7(b0,b1,b2,b3,b4,b5,b6) \| GDBIT(b7))
	249	#define GDBITS9(b0,b1,b2,b3,b4,b5,b6,b7,b8) \
	250	(GDBITS8(b0,b1,b2,b3,b4,b5,b6,b7) \| GDBIT(b8))
	251	#define GDBITS10(b0,b1,b2,b3,b4,b5,b6,b7,b8,b9) \
	252	(GDBITS9(b0,b1,b2,b3,b4,b5,b6,b7,b8) \| GDBIT(b9))
	253
	254	const uint64_t gte_reg_reads[64] = {
	255	[GTE_RTPS] = 0x1f0000ff00000000ll \| GDBITS7(0,1,13,14,17,18,19),
	256	[GTE_NCLIP] = GDBITS3(12,13,14),
	257	[GTE_OP] = GCBITS3(0,2,4) \| GDBITS3(9,10,11),
	258	[GTE_DPCS] = GCBITS3(21,22,23) \| GDBITS4(6,8,21,22),
	259	[GTE_INTPL] = GCBITS3(21,22,23) \| GDBITS7(6,8,9,10,11,21,22),
	260	[GTE_MVMVA] = 0x00ffffff00000000ll \| GDBITS9(0,1,2,3,4,5,9,10,11), // XXX: maybe decode further?
	261	[GTE_NCDS] = 0x00ffff0000000000ll \| GDBITS6(0,1,6,8,21,22),
	262	[GTE_CDP] = 0x00ffe00000000000ll \| GDBITS7(6,8,9,10,11,21,22),
	263	[GTE_NCDT] = 0x00ffff0000000000ll \| GDBITS8(0,1,2,3,4,5,6,8),
	264	[GTE_NCCS] = 0x001fff0000000000ll \| GDBITS5(0,1,6,21,22),
	265	[GTE_CC] = 0x001fe00000000000ll \| GDBITS6(6,9,10,11,21,22),
	266	[GTE_NCS] = 0x001fff0000000000ll \| GDBITS5(0,1,6,21,22),
	267	[GTE_NCT] = 0x001fff0000000000ll \| GDBITS7(0,1,2,3,4,5,6),
	268	[GTE_SQR] = GDBITS3(9,10,11),
	269	[GTE_DCPL] = GCBITS3(21,22,23) \| GDBITS7(6,8,9,10,11,21,22),
	270	[GTE_DPCT] = GCBITS3(21,22,23) \| GDBITS4(8,20,21,22),
	271	[GTE_AVSZ3] = GCBIT(29) \| GDBITS3(17,18,19),
	272	[GTE_AVSZ4] = GCBIT(30) \| GDBITS4(16,17,18,19),
	273	[GTE_RTPT] = 0x1f0000ff00000000ll \| GDBITS7(0,1,2,3,4,5,19),
	274	[GTE_GPF] = GDBITS7(6,8,9,10,11,21,22),
	275	[GTE_GPL] = GDBITS10(6,8,9,10,11,21,22,25,26,27),
	276	[GTE_NCCT] = 0x001fff0000000000ll \| GDBITS7(0,1,2,3,4,5,6),
	277	};
	278
	279	// note: this excludes gteFLAG that is always written to
	280	const uint64_t gte_reg_writes[64] = {
	281	[GTE_RTPS] = 0x0f0f7f00ll,
	282	[GTE_NCLIP] = GDBIT(24),
	283	[GTE_OP] = GDBITS6(9,10,11,25,26,27),
	284	[GTE_DPCS] = GDBITS9(9,10,11,20,21,22,25,26,27),
	285	[GTE_INTPL] = GDBITS9(9,10,11,20,21,22,25,26,27),
	286	[GTE_MVMVA] = GDBITS6(9,10,11,25,26,27),
	287	[GTE_NCDS] = GDBITS9(9,10,11,20,21,22,25,26,27),
	288	[GTE_CDP] = GDBITS9(9,10,11,20,21,22,25,26,27),
	289	[GTE_NCDT] = GDBITS9(9,10,11,20,21,22,25,26,27),
	290	[GTE_NCCS] = GDBITS9(9,10,11,20,21,22,25,26,27),
	291	[GTE_CC] = GDBITS9(9,10,11,20,21,22,25,26,27),
	292	[GTE_NCS] = GDBITS9(9,10,11,20,21,22,25,26,27),
	293	[GTE_NCT] = GDBITS9(9,10,11,20,21,22,25,26,27),
	294	[GTE_SQR] = GDBITS6(9,10,11,25,26,27),
	295	[GTE_DCPL] = GDBITS9(9,10,11,20,21,22,25,26,27),
	296	[GTE_DPCT] = GDBITS9(9,10,11,20,21,22,25,26,27),
	297	[GTE_AVSZ3] = GDBITS2(7,24),
	298	[GTE_AVSZ4] = GDBITS2(7,24),
	299	[GTE_RTPT] = 0x0f0f7f00ll,
	300	[GTE_GPF] = GDBITS9(9,10,11,20,21,22,25,26,27),
	301	[GTE_GPL] = GDBITS9(9,10,11,20,21,22,25,26,27),
	302	[GTE_NCCT] = GDBITS9(9,10,11,20,21,22,25,26,27),
	303	};
	304
	305	static int ari64_init()
	306	{
	307	static u32 scratch_buf[882] __attribute__((aligned(64)));
	308	extern void (*psxCP2[64])();
	309	extern void psxNULL();
	310	extern unsigned char *out;
	311	size_t i;
	312
	313	new_dynarec_init();
	314	new_dyna_pcsx_mem_init();
	315
	316	for (i = 0; i < ARRAY_SIZE(gte_handlers); i++)
	317	if (psxCP2[i] != psxNULL)
	318	gte_handlers[i] = psxCP2[i];
	319
	320	#if defined(__arm__) && !defined(DRC_DBG)
	321	gte_handlers[0x06] = gteNCLIP_arm;
	322	#ifdef HAVE_ARMV5
	323	gte_handlers_nf[0x01] = gteRTPS_nf_arm;
	324	gte_handlers_nf[0x30] = gteRTPT_nf_arm;
	325	#endif
	326	#ifdef __ARM_NEON__
	327	// compiler's _nf version is still a lot slower than neon
	328	// _nf_arm RTPS is roughly the same, RTPT slower
	329	gte_handlers[0x01] = gte_handlers_nf[0x01] = gteRTPS_neon;
	330	gte_handlers[0x30] = gte_handlers_nf[0x30] = gteRTPT_neon;
	331	#endif
	332	#endif
	333	#ifdef DRC_DBG
	334	memcpy(gte_handlers_nf, gte_handlers, sizeof(gte_handlers_nf));
	335	#endif
	336	psxH_ptr = psxH;
	337	zeromem_ptr = zero_mem;
	338	scratch_buf_ptr = scratch_buf;
	339
	340	SysPrintf("Mapped (RAM/scrp/ROM/LUTs/TC):\n");
	341	SysPrintf("%p/%p/%p/%p/%p\n",
	342	psxM, psxH, psxR, mem_rtab, out);
	343
	344	return 0;
	345	}
	346
	347	static void ari64_reset()
	348	{
	349	printf("ari64_reset\n");
	350	new_dyna_pcsx_mem_reset();
	351	invalidate_all_pages();
	352	new_dyna_restore();
	353	pending_exception = 1;
	354	}
	355
	356	// execute until predefined leave points
	357	// (HLE softcall exit and BIOS fastboot end)
	358	static void ari64_execute_until()
	359	{
	360	schedule_timeslice();
	361
	362	evprintf("ari64_execute %08x, %u->%u (%d)\n", psxRegs.pc,
	363	psxRegs.cycle, next_interupt, next_interupt - psxRegs.cycle);
	364
	365	new_dyna_start(dynarec_local);
	366
	367	evprintf("ari64_execute end %08x, %u->%u (%d)\n", psxRegs.pc,
	368	psxRegs.cycle, next_interupt, next_interupt - psxRegs.cycle);
	369	}
	370
	371	static void ari64_execute()
	372	{
	373	while (!stop) {
	374	ari64_execute_until();
	375	evprintf("drc left @%08x\n", psxRegs.pc);
	376	}
	377	}
	378
	379	static void ari64_clear(u32 addr, u32 size)
	380	{
	381	u32 start, end, main_ram;
	382
	383	size = 4; / PCSX uses DMA units (words) */
	384
	385	evprintf("ari64_clear %08x %04x\n", addr, size);
	386
	387	/* check for RAM mirrors */
	388	main_ram = (addr & 0xffe00000) == 0x80000000;
	389
	390	start = addr >> 12;
	391	end = (addr + size) >> 12;
	392
	393	for (; start <= end; start++)
	394	if (!main_ram \|\| !invalid_code[start])
	395	invalidate_block(start);
	396	}
	397
	398	#ifdef ICACHE_EMULATION
	399	static void ari64_notify(int note, void *data) {
	400	/*
	401	Should be fixed when ARM dynarec has proper icache emulation.
	402	switch (note)
	403	{
	404	case R3000ACPU_NOTIFY_CACHE_UNISOLATED:
	405	break;
	406	case R3000ACPU_NOTIFY_CACHE_ISOLATED:
	407	Sent from psxDma3().
	408	case R3000ACPU_NOTIFY_DMA3_EXE_LOAD:
	409	default:
	410	break;
	411	}
	412	*/
	413	}
	414	#endif
	415
	416	static void ari64_shutdown()
	417	{
	418	new_dynarec_cleanup();
	419	new_dyna_pcsx_mem_shutdown();
	420	}
	421
	422	R3000Acpu psxRec = {
	423	ari64_init,
	424	ari64_reset,
	425	ari64_execute,
	426	ari64_execute_until,
	427	ari64_clear,
	428	#ifdef ICACHE_EMULATION
	429	ari64_notify,
	430	#endif
	431	ari64_shutdown
	432	};
	433
	434	#else // if DRC_DISABLE
	435
	436	unsigned int address;
	437	int pending_exception, stop;
	438	unsigned int next_interupt;
	439	int new_dynarec_did_compile;
	440	int cycle_multiplier;
	441	int cycle_multiplier_override;
	442	int new_dynarec_hacks;
	443	void *psxH_ptr;
	444	void *zeromem_ptr;
	445	u8 zero_mem[0x1000];
	446	unsigned char *out;
	447	void *mem_rtab;
	448	void *scratch_buf_ptr;
	449	void new_dynarec_init() {}
	450	void new_dyna_start(void *context) {}
	451	void new_dynarec_cleanup() {}
	452	void new_dynarec_clear_full() {}
	453	void invalidate_all_pages() {}
	454	void invalidate_block(unsigned int block) {}
	455	void new_dyna_pcsx_mem_init(void) {}
	456	void new_dyna_pcsx_mem_reset(void) {}
	457	void new_dyna_pcsx_mem_load_state(void) {}
	458	void new_dyna_pcsx_mem_shutdown(void) {}
	459	int new_dynarec_save_blocks(void *save, int size) { return 0; }
	460	void new_dynarec_load_blocks(const void *save, int size) {}
	461	#endif
	462
	463	#ifdef DRC_DBG
	464
	465	#include <stddef.h>
	466	static FILE *f;
	467	extern u32 last_io_addr;
	468
	469	static void dump_mem(const char fname, void mem, size_t size)
	470	{
	471	FILE *f1 = fopen(fname, "wb");
	472	if (f1 == NULL)
	473	f1 = fopen(strrchr(fname, '/') + 1, "wb");
	474	fwrite(mem, 1, size, f1);
	475	fclose(f1);
	476	}
	477
	478	static u32 memcheck_read(u32 a)
	479	{
	480	if ((a >> 16) == 0x1f80)
	481	// scratchpad/IO
	482	return (u32 )(psxH + (a & 0xfffc));
	483
	484	if ((a >> 16) == 0x1f00)
	485	// parallel
	486	return (u32 )(psxP + (a & 0xfffc));
	487
	488	// if ((a & ~0xe0600000) < 0x200000)
	489	// RAM
	490	return (u32 )(psxM + (a & 0x1ffffc));
	491	}
	492
	493	#if 0
	494	void do_insn_trace(void)
	495	{
	496	static psxRegisters oldregs;
	497	static u32 old_io_addr = (u32)-1;
	498	static u32 old_io_data = 0xbad0c0de;
	499	static u32 event_cycles_o[PSXINT_COUNT];
	500	u32 allregs_p = (void )&psxRegs;
	501	u32 allregs_o = (void )&oldregs;
	502	u32 io_data;
	503	int i;
	504	u8 byte;
	505
	506	//last_io_addr = 0x5e2c8;
	507	if (f == NULL)
	508	f = fopen("tracelog", "wb");
	509
	510	// log reg changes
	511	oldregs.code = psxRegs.code; // don't care
	512	for (i = 0; i < offsetof(psxRegisters, intCycle) / 4; i++) {
	513	if (allregs_p[i] != allregs_o[i]) {
	514	fwrite(&i, 1, 1, f);
	515	fwrite(&allregs_p[i], 1, 4, f);
	516	allregs_o[i] = allregs_p[i];
	517	}
	518	}
	519	// log event changes
	520	for (i = 0; i < PSXINT_COUNT; i++) {
	521	if (event_cycles[i] != event_cycles_o[i]) {
	522	byte = 0xfc;
	523	fwrite(&byte, 1, 1, f);
	524	fwrite(&i, 1, 1, f);
	525	fwrite(&event_cycles[i], 1, 4, f);
	526	event_cycles_o[i] = event_cycles[i];
	527	}
	528	}
	529	// log last io
	530	if (old_io_addr != last_io_addr) {
	531	byte = 0xfd;
	532	fwrite(&byte, 1, 1, f);
	533	fwrite(&last_io_addr, 1, 4, f);
	534	old_io_addr = last_io_addr;
	535	}
	536	io_data = memcheck_read(last_io_addr);
	537	if (old_io_data != io_data) {
	538	byte = 0xfe;
	539	fwrite(&byte, 1, 1, f);
	540	fwrite(&io_data, 1, 4, f);
	541	old_io_data = io_data;
	542	}
	543	byte = 0xff;
	544	fwrite(&byte, 1, 1, f);
	545
	546	#if 0
	547	if (psxRegs.cycle == 190230) {
	548	dump_mem("/mnt/ntz/dev/pnd/tmp/psxram_i.dump", psxM, 0x200000);
	549	dump_mem("/mnt/ntz/dev/pnd/tmp/psxregs_i.dump", psxH, 0x10000);
	550	printf("dumped\n");
	551	exit(1);
	552	}
	553	#endif
	554	}
	555	#endif
	556
	557	static const char *regnames[offsetof(psxRegisters, intCycle) / 4] = {
	558	"r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7",
	559	"r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15",
	560	"r16", "r17", "r18", "r19", "r20", "r21", "r22", "r23",
	561	"r24", "r25", "r26", "r27", "r28", "r29", "r30", "r31",
	562	"lo", "hi",
	563	"C0_0", "C0_1", "C0_2", "C0_3", "C0_4", "C0_5", "C0_6", "C0_7",
	564	"C0_8", "C0_9", "C0_10", "C0_11", "C0_12", "C0_13", "C0_14", "C0_15",
	565	"C0_16", "C0_17", "C0_18", "C0_19", "C0_20", "C0_21", "C0_22", "C0_23",
	566	"C0_24", "C0_25", "C0_26", "C0_27", "C0_28", "C0_29", "C0_30", "C0_31",
	567
	568	"C2D0", "C2D1", "C2D2", "C2D3", "C2D4", "C2D5", "C2D6", "C2D7",
	569	"C2D8", "C2D9", "C2D10", "C2D11", "C2D12", "C2D13", "C2D14", "C2D15",
	570	"C2D16", "C2D17", "C2D18", "C2D19", "C2D20", "C2D21", "C2D22", "C2D23",
	571	"C2D24", "C2D25", "C2D26", "C2D27", "C2D28", "C2D29", "C2D30", "C2D31",
	572
	573	"C2C0", "C2C1", "C2C2", "C2C3", "C2C4", "C2C5", "C2C6", "C2C7",
	574	"C2C8", "C2C9", "C2C10", "C2C11", "C2C12", "C2C13", "C2C14", "C2C15",
	575	"C2C16", "C2C17", "C2C18", "C2C19", "C2C20", "C2C21", "C2C22", "C2C23",
	576	"C2C24", "C2C25", "C2C26", "C2C27", "C2C28", "C2C29", "C2C30", "C2C31",
	577
	578	"PC", "code", "cycle", "interrupt",
	579	};
	580
	581	static struct {
	582	int reg;
	583	u32 val, val_expect;
	584	u32 pc, cycle;
	585	} miss_log[64];
	586	static int miss_log_i;
	587	#define miss_log_len (sizeof(miss_log)/sizeof(miss_log[0]))
	588	#define miss_log_mask (miss_log_len-1)
	589
	590	static void miss_log_add(int reg, u32 val, u32 val_expect, u32 pc, u32 cycle)
	591	{
	592	miss_log[miss_log_i].reg = reg;
	593	miss_log[miss_log_i].val = val;
	594	miss_log[miss_log_i].val_expect = val_expect;
	595	miss_log[miss_log_i].pc = pc;
	596	miss_log[miss_log_i].cycle = cycle;
	597	miss_log_i = (miss_log_i + 1) & miss_log_mask;
	598	}
	599
	600	void breakme() {}
	601
	602	void do_insn_cmp(void)
	603	{
	604	static psxRegisters rregs;
	605	static u32 mem_addr, mem_val;
	606	u32 allregs_p = (void )&psxRegs;
	607	u32 allregs_e = (void )&rregs;
	608	static u32 ppc, failcount;
	609	int i, ret, bad = 0, which_event = -1;
	610	u32 ev_cycles = 0;
	611	u8 code;
	612
	613	if (f == NULL)
	614	f = fopen("tracelog", "rb");
	615
	616	while (1) {
	617	if ((ret = fread(&code, 1, 1, f)) <= 0)
	618	break;
	619	if (ret <= 0)
	620	break;
	621	if (code == 0xff)
	622	break;
	623	switch (code) {
	624	case 0xfc:
	625	which_event = 0;
	626	fread(&which_event, 1, 1, f);
	627	fread(&ev_cycles, 1, 4, f);
	628	continue;
	629	case 0xfd:
	630	fread(&mem_addr, 1, 4, f);
	631	continue;
	632	case 0xfe:
	633	fread(&mem_val, 1, 4, f);
	634	continue;
	635	}
	636	fread(&allregs_e[code], 1, 4, f);
	637	}
	638
	639	if (ret <= 0) {
	640	printf("EOF?\n");
	641	goto end;
	642	}
	643
	644	psxRegs.code = rregs.code; // don't care
	645	psxRegs.cycle = rregs.cycle;
	646	psxRegs.CP0.r[9] = rregs.CP0.r[9]; // Count
	647
	648	//if (psxRegs.cycle == 166172) breakme();
	649
	650	if (memcmp(&psxRegs, &rregs, offsetof(psxRegisters, intCycle)) == 0 &&
	651	mem_val == memcheck_read(mem_addr)
	652	) {
	653	failcount = 0;
	654	goto ok;
	655	}
	656
	657	for (i = 0; i < offsetof(psxRegisters, intCycle) / 4; i++) {
	658	if (allregs_p[i] != allregs_e[i]) {
	659	miss_log_add(i, allregs_p[i], allregs_e[i], psxRegs.pc, psxRegs.cycle);
	660	bad++;
	661	if (i > 32+2)
	662	goto end;
	663	}
	664	}
	665
	666	if (mem_val != memcheck_read(mem_addr)) {
	667	printf("bad mem @%08x: %08x %08x\n", mem_addr, memcheck_read(mem_addr), mem_val);
	668	goto end;
	669	}
	670
	671	if (which_event >= 0 && event_cycles[which_event] != ev_cycles) {
	672	printf("bad ev_cycles #%d: %08x %08x\n", which_event, event_cycles[which_event], ev_cycles);
	673	goto end;
	674	}
	675
	676	if (psxRegs.pc == rregs.pc && bad < 6 && failcount < 32) {
	677	static int last_mcycle;
	678	if (last_mcycle != psxRegs.cycle >> 20) {
	679	printf("%u\n", psxRegs.cycle);
	680	last_mcycle = psxRegs.cycle >> 20;
	681	}
	682	failcount++;
	683	goto ok;
	684	}
	685
	686	end:
	687	for (i = 0; i < miss_log_len; i++, miss_log_i = (miss_log_i + 1) & miss_log_mask)
	688	printf("bad %5s: %08x %08x, pc=%08x, cycle %u\n",
	689	regnames[miss_log[miss_log_i].reg], miss_log[miss_log_i].val,
	690	miss_log[miss_log_i].val_expect, miss_log[miss_log_i].pc, miss_log[miss_log_i].cycle);
	691	printf("-- %d\n", bad);
	692	for (i = 0; i < 8; i++)
	693	printf("r%d=%08x r%2d=%08x r%2d=%08x r%2d=%08x\n", i, allregs_p[i],
	694	i+8, allregs_p[i+8], i+16, allregs_p[i+16], i+24, allregs_p[i+24]);
	695	printf("PC: %08x/%08x, cycle %u\n", psxRegs.pc, ppc, psxRegs.cycle);
	696	dump_mem("/mnt/ntz/dev/pnd/tmp/psxram.dump", psxM, 0x200000);
	697	dump_mem("/mnt/ntz/dev/pnd/tmp/psxregs.dump", psxH, 0x10000);
	698	exit(1);
	699	ok:
	700	psxRegs.cycle = rregs.cycle + 2; // sync timing
	701	ppc = psxRegs.pc;
	702	}
	703
	704	#endif