np2/i286c/v30patch.c - diff

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Diff for /np2/i286c/v30patch.c between versions 1.2 and 1.10

version 1.2, 2003/11/21 06:51:11	version 1.10, 2005/03/05 06:02:29
Line 1	Line 1
#include "compiler.h"	#include "compiler.h"
#include "i286.h"	#include "cpucore.h"
#include "i286c.h"	#include "i286c.h"
#include "v30patch.h"	#include "v30patch.h"
#include "memory.h"
#include "pccore.h"	#include "pccore.h"
#include "iocore.h"	#include "iocore.h"
#include "bios.h"	#include "bios.h"
#include "dmap.h"	#include "dmav30.h"
#include "i286c.mcr"	#include "i286c.mcr"
	#if defined(ENABLE_TRAP)
	#include "steptrap.h"
	#endif


// victory30 patch	// victory30 patch
Line 25	Line 27

typedef struct {	typedef struct {
UINT opnum;	UINT opnum;
void (*v30opcode)(void);	I286OP v30opcode;
} V30PATCH;	} V30PATCH;

static void (*v30op[256])(void);	static I286OP v30op[256];
static void (*v30op_repne[256])(void);	static I286OP v30op_repne[256];
static void (*v30op_repe[256])(void);	static I286OP v30op_repe[256];
	static I286OPF6 v30ope0xf6_table[8];
	static I286OPF6 v30ope0xf7_table[8];


static const BYTE shiftbase16[256] =	static const UINT8 shiftbase16[256] =
{0, 1, 2, 3, 4, 5, 6, 7, 8, 9,10,11,12,13,14,15,	{0, 1, 2, 3, 4, 5, 6, 7, 8, 9,10,11,12,13,14,15,
16, 1, 2, 3, 4, 5, 6, 7, 8, 9,10,11,12,13,14,15,	16, 1, 2, 3, 4, 5, 6, 7, 8, 9,10,11,12,13,14,15,
16, 1, 2, 3, 4, 5, 6, 7, 8, 9,10,11,12,13,14,15,	16, 1, 2, 3, 4, 5, 6, 7, 8, 9,10,11,12,13,14,15,
Line 51 static const BYTE shiftbase16[256] =	Line 55 static const BYTE shiftbase16[256] =
16, 1, 2, 3, 4, 5, 6, 7, 8, 9,10,11,12,13,14,15,	16, 1, 2, 3, 4, 5, 6, 7, 8, 9,10,11,12,13,14,15,
16, 1, 2, 3, 4, 5, 6, 7, 8, 9,10,11,12,13,14,15};	16, 1, 2, 3, 4, 5, 6, 7, 8, 9,10,11,12,13,14,15};

static const BYTE shiftbase09[256] =	static const UINT8 shiftbase09[256] =
{0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 1, 2, 3, 4, 5, 6,	{0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 1, 2, 3, 4, 5, 6,
7, 8, 9, 1, 2, 3, 4, 5, 6, 7, 8, 9, 1, 2, 3, 4,	7, 8, 9, 1, 2, 3, 4, 5, 6, 7, 8, 9, 1, 2, 3, 4,
5, 6, 7, 8, 9, 1, 2, 3, 4, 5, 6, 7, 8, 9, 1, 2,	5, 6, 7, 8, 9, 1, 2, 3, 4, 5, 6, 7, 8, 9, 1, 2,
Line 69 static const BYTE shiftbase09[256] =	Line 73 static const BYTE shiftbase09[256] =
8, 9, 1, 2, 3, 4, 5, 6, 7, 8, 9, 1, 2, 3, 4, 5,	8, 9, 1, 2, 3, 4, 5, 6, 7, 8, 9, 1, 2, 3, 4, 5,
6, 7, 8, 9, 1, 2, 3, 4, 5, 6, 7, 8, 9, 1, 2, 3};	6, 7, 8, 9, 1, 2, 3, 4, 5, 6, 7, 8, 9, 1, 2, 3};

static const BYTE shiftbase17[256] =	static const UINT8 shiftbase17[256] =
{0, 1, 2, 3, 4, 5, 6, 7, 8, 9,10,11,12,13,14,15,	{0, 1, 2, 3, 4, 5, 6, 7, 8, 9,10,11,12,13,14,15,
16,17, 1, 2, 3, 4, 5, 6, 7, 8, 9,10,11,12,13,14,	16,17, 1, 2, 3, 4, 5, 6, 7, 8, 9,10,11,12,13,14,
15,16,17, 1, 2, 3, 4, 5, 6, 7, 8, 9,10,11,12,13,	15,16,17, 1, 2, 3, 4, 5, 6, 7, 8, 9,10,11,12,13,
Line 97 I286FN v30segprefix_es(void) { // 26:	Line 101 I286FN v30segprefix_es(void) { // 26:

SS_FIX = ES_BASE;	SS_FIX = ES_BASE;
DS_FIX = ES_BASE;	DS_FIX = ES_BASE;
i286reg.prefix++;	I286_PREFIX++;
if (i286reg.prefix < MAX_PREFIX) {	if (I286_PREFIX < MAX_PREFIX) {
UINT op;	UINT op;
GET_PCBYTE(op);	GET_PCBYTE(op);
v30op[op]();	v30op[op]();
REMOVE_PREFIX	REMOVE_PREFIX
i286reg.prefix = 0;	I286_PREFIX = 0;
}	}
else {	else {
INT_NUM(6, I286_IP);	INT_NUM(6, I286_IP);
Line 114 I286FN v30segprefix_cs(void) { // 2e:	Line 118 I286FN v30segprefix_cs(void) { // 2e:

SS_FIX = CS_BASE;	SS_FIX = CS_BASE;
DS_FIX = CS_BASE;	DS_FIX = CS_BASE;
i286reg.prefix++;	I286_PREFIX++;
if (i286reg.prefix < MAX_PREFIX) {	if (I286_PREFIX < MAX_PREFIX) {
UINT op;	UINT op;
GET_PCBYTE(op);	GET_PCBYTE(op);
v30op[op]();	v30op[op]();
REMOVE_PREFIX	REMOVE_PREFIX
i286reg.prefix = 0;	I286_PREFIX = 0;
}	}
else {	else {
INT_NUM(6, I286_IP);	INT_NUM(6, I286_IP);
Line 131 I286FN v30segprefix_ss(void) { // 36:	Line 135 I286FN v30segprefix_ss(void) { // 36:

SS_FIX = SS_BASE;	SS_FIX = SS_BASE;
DS_FIX = SS_BASE;	DS_FIX = SS_BASE;
i286reg.prefix++;	I286_PREFIX++;
if (i286reg.prefix < MAX_PREFIX) {	if (I286_PREFIX < MAX_PREFIX) {
UINT op;	UINT op;
GET_PCBYTE(op);	GET_PCBYTE(op);
v30op[op]();	v30op[op]();
REMOVE_PREFIX	REMOVE_PREFIX
i286reg.prefix = 0;	I286_PREFIX = 0;
}	}
else {	else {
INT_NUM(6, I286_IP);	INT_NUM(6, I286_IP);
Line 148 I286FN v30segprefix_ds(void) { // 3e:	Line 152 I286FN v30segprefix_ds(void) { // 3e:

SS_FIX = DS_BASE;	SS_FIX = DS_BASE;
DS_FIX = DS_BASE;	DS_FIX = DS_BASE;
i286reg.prefix++;	I286_PREFIX++;
if (i286reg.prefix < MAX_PREFIX) {	if (I286_PREFIX < MAX_PREFIX) {
UINT op;	UINT op;
GET_PCBYTE(op);	GET_PCBYTE(op);
v30op[op]();	v30op[op]();
REMOVE_PREFIX	REMOVE_PREFIX
i286reg.prefix = 0;	I286_PREFIX = 0;
}	}
else {	else {
INT_NUM(6, I286_IP);	INT_NUM(6, I286_IP);
Line 178 I286FN v30mov_seg_ea(void) { // 8E: m	Line 182 I286FN v30mov_seg_ea(void) { // 8E: m
}	}
else {	else {
I286_WORKCLOCK(5);	I286_WORKCLOCK(5);
tmp = i286_memoryread_w(c_calc_ea_dst[op]());	tmp = i286_memoryread_w(CALC_EA(op));
}	}
switch(op & 0x18) {	switch(op & 0x18) {
case 0x00: // es	case 0x00: // es
Line 224 I286FN v30_popf(void) { // 9D: popf	Line 228 I286FN v30_popf(void) { // 9D: popf

I286FN v30shift_ea8_data8(void) { // C0: shift EA8, DATA8	I286FN v30shift_ea8_data8(void) { // C0: shift EA8, DATA8

BYTE *out;	UINT8 *out;
UINT op;	UINT op;
UINT32 madr;	UINT32 madr;
BYTE cl;	REG8 cl;

GET_PCBYTE(op)	GET_PCBYTE(op)
if (op >= 0xc0) {	if (op >= 0xc0) {
Line 236 I286FN v30shift_ea8_data8(void) { // C	Line 240 I286FN v30shift_ea8_data8(void) { // C
}	}
else {	else {
I286_WORKCLOCK(8);	I286_WORKCLOCK(8);
madr = c_calc_ea_dst[op]();	madr = CALC_EA(op);
if (madr >= I286_MEMWRITEMAX) {	if (madr >= I286_MEMWRITEMAX) {
GET_PCBYTE(cl)	GET_PCBYTE(cl)
if ((op & 0x30) == 0x10) { // rotate with carry	if ((op & 0x30) == 0x10) { // rotate with carry
Line 267 I286FN v30shift_ea16_data8(void) { //	Line 271 I286FN v30shift_ea16_data8(void) { //
UINT16 *out;	UINT16 *out;
UINT op;	UINT op;
UINT32 madr;	UINT32 madr;
BYTE cl;	REG8 cl;

GET_PCBYTE(op)	GET_PCBYTE(op)
if (op >= 0xc0) {	if (op >= 0xc0) {
Line 276 I286FN v30shift_ea16_data8(void) { //	Line 280 I286FN v30shift_ea16_data8(void) { //
}	}
else {	else {
I286_WORKCLOCK(8);	I286_WORKCLOCK(8);
madr = c_calc_ea_dst[op]();	madr = CALC_EA(op);
if (INHIBIT_WORDP(madr)) {	if (INHIBIT_WORDP(madr)) {
GET_PCBYTE(cl);	GET_PCBYTE(cl);
if ((op & 0x30) == 0x10) { // rotate with carry	if ((op & 0x30) == 0x10) { // rotate with carry
Line 304 I286FN v30shift_ea16_data8(void) { //	Line 308 I286FN v30shift_ea16_data8(void) { //

I286FN v30shift_ea8_cl(void) { // D2: shift EA8, cl	I286FN v30shift_ea8_cl(void) { // D2: shift EA8, cl

BYTE *out;	UINT8 *out;
UINT op;	UINT op;
UINT32 madr;	UINT32 madr;
BYTE cl;	REG8 cl;

GET_PCBYTE(op)	GET_PCBYTE(op)
if (op >= 0xc0) {	if (op >= 0xc0) {
Line 316 I286FN v30shift_ea8_cl(void) { // D2:	Line 320 I286FN v30shift_ea8_cl(void) { // D2:
}	}
else {	else {
I286_WORKCLOCK(8);	I286_WORKCLOCK(8);
madr = c_calc_ea_dst[op]();	madr = CALC_EA(op);
if (madr >= I286_MEMWRITEMAX) {	if (madr >= I286_MEMWRITEMAX) {
cl = I286_CL;	cl = I286_CL;
I286_WORKCLOCK(cl);	I286_WORKCLOCK(cl);
Line 347 I286FN v30shift_ea16_cl(void) { // D3	Line 351 I286FN v30shift_ea16_cl(void) { // D3
UINT16 *out;	UINT16 *out;
UINT op;	UINT op;
UINT32 madr;	UINT32 madr;
BYTE cl;	REG8 cl;

GET_PCBYTE(op)	GET_PCBYTE(op)
if (op >= 0xc0) {	if (op >= 0xc0) {
Line 356 I286FN v30shift_ea16_cl(void) { // D3	Line 360 I286FN v30shift_ea16_cl(void) { // D3
}	}
else {	else {
I286_WORKCLOCK(8);	I286_WORKCLOCK(8);
madr = c_calc_ea_dst[op]();	madr = CALC_EA(op);
if (INHIBIT_WORDP(madr)) {	if (INHIBIT_WORDP(madr)) {
cl = I286_CL;	cl = I286_CL;
I286_WORKCLOCK(cl);	I286_WORKCLOCK(cl);
Line 384 I286FN v30shift_ea16_cl(void) { // D3	Line 388 I286FN v30shift_ea16_cl(void) { // D3

I286FN v30_aam(void) { // D4: AAM	I286FN v30_aam(void) { // D4: AAM

BYTE al;	UINT8 al;

I286_WORKCLOCK(16);	I286_WORKCLOCK(16);
I286_IP++; // is 10	I286_IP++; // is 10
Line 399 I286FN v30_aad(void) { // D5: AAD	Line 403 I286FN v30_aad(void) { // D5: AAD

I286_WORKCLOCK(14);	I286_WORKCLOCK(14);
I286_IP++; // is 10	I286_IP++; // is 10
I286_AL += (BYTE)(I286_AH * 10);	I286_AL += (UINT8)(I286_AH * 10);
I286_AH = 0;	I286_AH = 0;
I286_FLAGL &= ~(S_FLAG \| Z_FLAG \| P_FLAG);	I286_FLAGL &= ~(S_FLAG \| Z_FLAG \| P_FLAG);
I286_FLAGL \|= szpcflag[I286_AL];	I286_FLAGL \|= BYTESZPF(I286_AL);
}	}

I286FN v30_xlat(void) { // D6: xlat	I286FN v30_xlat(void) { // D6: xlat

I286_WORKCLOCK(5);	I286_WORKCLOCK(5);
I286_AL = i286_memoryread(((I286_AL + I286_BX) & 0xffff) + DS_FIX);	I286_AL = i286_memoryread(LOW16(I286_AL + I286_BX) + DS_FIX);
}	}

I286FN v30_repne(void) { // F2: repne	I286FN v30_repne(void) { // F2: repne

i286reg.prefix++;	I286_PREFIX++;
if (i286reg.prefix < MAX_PREFIX) {	if (I286_PREFIX < MAX_PREFIX) {
UINT op;	UINT op;
GET_PCBYTE(op);	GET_PCBYTE(op);
v30op_repne[op]();	v30op_repne[op]();
i286reg.prefix = 0;	I286_PREFIX = 0;
}	}
else {	else {
INT_NUM(6, I286_IP);	INT_NUM(6, I286_IP);
Line 427 I286FN v30_repne(void) { // F2: repn	Line 431 I286FN v30_repne(void) { // F2: repn

I286FN v30_repe(void) { // F3: repe	I286FN v30_repe(void) { // F3: repe

i286reg.prefix++;	I286_PREFIX++;
if (i286reg.prefix < MAX_PREFIX) {	if (I286_PREFIX < MAX_PREFIX) {
UINT op;	UINT op;
GET_PCBYTE(op);	GET_PCBYTE(op);
v30op_repe[op]();	v30op_repe[op]();
i286reg.prefix = 0;	I286_PREFIX = 0;
}	}
else {	else {
INT_NUM(6, I286_IP);	INT_NUM(6, I286_IP);
}	}
}	}

	I286_F6 v30_div_ea8(UINT op) {

	UINT16 tmp;
	UINT8 src;

	if (op >= 0xc0) {
	I286_WORKCLOCK(14);
	src = *(REG8_B20(op));
	}
	else {
	I286_WORKCLOCK(17);
	src = i286_memoryread(CALC_EA(op));
	}
	tmp = I286_AX;
	if ((src) && (tmp < ((UINT16)src << 8))) {
	I286_AL = tmp / src;
	I286_AH = tmp % src;
	}
	else {
	INT_NUM(0, I286_IP); // V30
	}
	}

	I286_F6 v30_idiv_ea8(UINT op) {

	SINT16 tmp;
	SINT16 r;
	SINT8 src;

	if (op >= 0xc0) {
	I286_WORKCLOCK(17);
	src = *(REG8_B20(op));
	}
	else {
	I286_WORKCLOCK(20);
	src = i286_memoryread(CALC_EA(op));
	}
	tmp = (SINT16)I286_AX;
	if (src) {
	r = tmp / src;
	if (!((r + 0x80) & 0xff00)) {
	I286_AL = (UINT8)r;
	I286_AH = tmp % src;
	return;
	}
	}
	INT_NUM(0, I286_IP); // V30
	}

	I286FN v30_ope0xf6(void) { // F6:

	UINT op;

	GET_PCBYTE(op);
	v30ope0xf6_table[(op >> 3) & 7](op);
	}

	I286_F6 v30_div_ea16(UINT op) {

	UINT32 tmp;
	UINT32 src;

	if (op >= 0xc0) {
	I286_WORKCLOCK(22);
	src = *(REG16_B20(op));
	}
	else {
	I286_WORKCLOCK(25);
	src = i286_memoryread_w(CALC_EA(op));
	}
	tmp = (I286_DX << 16) + I286_AX;
	if ((src) && (tmp < (src << 16))) {
	I286_AX = tmp / src;
	I286_DX = tmp % src;
	}
	else {
	INT_NUM(0, I286_IP); // V30
	}
	}

	I286_F6 v30_idiv_ea16(UINT op) {

	SINT32 tmp;
	SINT32 r;
	SINT16 src;

	if (op >= 0xc0) {
	I286_WORKCLOCK(25);
	src = *(REG16_B20(op));
	}
	else {
	I286_WORKCLOCK(28);
	src = i286_memoryread_w(CALC_EA(op));
	}
	tmp = (SINT32)((I286_DX << 16) + I286_AX);
	if (src) {
	r = tmp / src;
	if (!((r + 0x8000) & 0xffff0000)) {
	I286_AX = (SINT16)r;
	I286_DX = tmp % src;
	return;
	}
	}
	INT_NUM(0, I286_IP); // V30
	}

	I286FN v30_ope0xf7(void) { // F7:

	UINT op;

	GET_PCBYTE(op);
	v30ope0xf7_table[(op >> 3) & 7](op);
	}

static const V30PATCH v30patch_op[] = {	static const V30PATCH v30patch_op[] = {
{0x26, v30segprefix_es}, // 26: es:	{0x26, v30segprefix_es}, // 26: es:
{0x2e, v30segprefix_cs}, // 2E: cs:	{0x2e, v30segprefix_cs}, // 2E: cs:
Line 462 static const V30PATCH v30patch_op[] = {	Line 580 static const V30PATCH v30patch_op[] = {
{0xd5, v30_aad}, // D5: AAD	{0xd5, v30_aad}, // D5: AAD
{0xd6, v30_xlat}, // D6: xlat (8086/V30)	{0xd6, v30_xlat}, // D6: xlat (8086/V30)
{0xf2, v30_repne}, // F2: repne	{0xf2, v30_repne}, // F2: repne
{0xf3, v30_repe} // F3: repe	{0xf3, v30_repe}, // F3: repe
};	{0xf6, v30_ope0xf6}, // F6:
	{0xf7, v30_ope0xf7}}; // F7:


// ----------------------------------------------------------------- repe	// ----------------------------------------------------------------- repe
Line 472 I286FN v30repe_segprefix_es(void) {	Line 591 I286FN v30repe_segprefix_es(void) {

DS_FIX = ES_BASE;	DS_FIX = ES_BASE;
SS_FIX = ES_BASE;	SS_FIX = ES_BASE;
i286reg.prefix++;	I286_PREFIX++;
if (i286reg.prefix < MAX_PREFIX) {	if (I286_PREFIX < MAX_PREFIX) {
UINT op;	UINT op;
GET_PCBYTE(op);	GET_PCBYTE(op);
v30op_repe[op]();	v30op_repe[op]();
REMOVE_PREFIX	REMOVE_PREFIX
i286reg.prefix = 0;	I286_PREFIX = 0;
}	}
else {	else {
INT_NUM(6, I286_IP);	INT_NUM(6, I286_IP);
Line 489 I286FN v30repe_segprefix_cs(void) {	Line 608 I286FN v30repe_segprefix_cs(void) {

DS_FIX = CS_BASE;	DS_FIX = CS_BASE;
SS_FIX = CS_BASE;	SS_FIX = CS_BASE;
i286reg.prefix++;	I286_PREFIX++;
if (i286reg.prefix < MAX_PREFIX) {	if (I286_PREFIX < MAX_PREFIX) {
UINT op;	UINT op;
GET_PCBYTE(op);	GET_PCBYTE(op);
v30op_repe[op]();	v30op_repe[op]();
REMOVE_PREFIX	REMOVE_PREFIX
i286reg.prefix = 0;	I286_PREFIX = 0;
}	}
else {	else {
INT_NUM(6, I286_IP);	INT_NUM(6, I286_IP);
Line 506 I286FN v30repe_segprefix_ss(void) {	Line 625 I286FN v30repe_segprefix_ss(void) {

DS_FIX = SS_BASE;	DS_FIX = SS_BASE;
SS_FIX = SS_BASE;	SS_FIX = SS_BASE;
i286reg.prefix++;	I286_PREFIX++;
if (i286reg.prefix < MAX_PREFIX) {	if (I286_PREFIX < MAX_PREFIX) {
UINT op;	UINT op;
GET_PCBYTE(op);	GET_PCBYTE(op);
v30op_repe[op]();	v30op_repe[op]();
REMOVE_PREFIX	REMOVE_PREFIX
i286reg.prefix = 0;	I286_PREFIX = 0;
}	}
else {	else {
INT_NUM(6, I286_IP);	INT_NUM(6, I286_IP);
Line 523 I286FN v30repe_segprefix_ds(void) {	Line 642 I286FN v30repe_segprefix_ds(void) {

DS_FIX = DS_BASE;	DS_FIX = DS_BASE;
SS_FIX = DS_BASE;	SS_FIX = DS_BASE;
i286reg.prefix++;	I286_PREFIX++;
if (i286reg.prefix < MAX_PREFIX) {	if (I286_PREFIX < MAX_PREFIX) {
UINT op;	UINT op;
GET_PCBYTE(op);	GET_PCBYTE(op);
v30op_repe[op]();	v30op_repe[op]();
REMOVE_PREFIX	REMOVE_PREFIX
i286reg.prefix = 0;	I286_PREFIX = 0;
}	}
else {	else {
INT_NUM(6, I286_IP);	INT_NUM(6, I286_IP);
Line 559 static const V30PATCH v30patch_repe[] =	Line 678 static const V30PATCH v30patch_repe[] =
{0xd5, v30_aad}, // D5: AAD	{0xd5, v30_aad}, // D5: AAD
{0xd6, v30_xlat}, // D6: xlat (8086/V30)	{0xd6, v30_xlat}, // D6: xlat (8086/V30)
{0xf2, v30_repne}, // F2: repne	{0xf2, v30_repne}, // F2: repne
{0xf3, v30_repe} // F3: repe	{0xf3, v30_repe}, // F3: repe
};	{0xf6, v30_ope0xf6}, // F6:
	{0xf7, v30_ope0xf7}}; // F7:


// ----------------------------------------------------------------- repne	// ----------------------------------------------------------------- repne
Line 569 I286FN v30repne_segprefix_es(void) {	Line 689 I286FN v30repne_segprefix_es(void) {

DS_FIX = ES_BASE;	DS_FIX = ES_BASE;
SS_FIX = ES_BASE;	SS_FIX = ES_BASE;
i286reg.prefix++;	I286_PREFIX++;
if (i286reg.prefix < MAX_PREFIX) {	if (I286_PREFIX < MAX_PREFIX) {
UINT op;	UINT op;
GET_PCBYTE(op);	GET_PCBYTE(op);
v30op_repne[op]();	v30op_repne[op]();
REMOVE_PREFIX	REMOVE_PREFIX
i286reg.prefix = 0;	I286_PREFIX = 0;
}	}
else {	else {
INT_NUM(6, I286_IP);	INT_NUM(6, I286_IP);
Line 586 I286FN v30repne_segprefix_cs(void) {	Line 706 I286FN v30repne_segprefix_cs(void) {

DS_FIX = CS_BASE;	DS_FIX = CS_BASE;
SS_FIX = CS_BASE;	SS_FIX = CS_BASE;
i286reg.prefix++;	I286_PREFIX++;
if (i286reg.prefix < MAX_PREFIX) {	if (I286_PREFIX < MAX_PREFIX) {
UINT op;	UINT op;
GET_PCBYTE(op);	GET_PCBYTE(op);
v30op_repne[op]();	v30op_repne[op]();
REMOVE_PREFIX	REMOVE_PREFIX
i286reg.prefix = 0;	I286_PREFIX = 0;
}	}
else {	else {
INT_NUM(6, I286_IP);	INT_NUM(6, I286_IP);
Line 603 I286FN v30repne_segprefix_ss(void) {	Line 723 I286FN v30repne_segprefix_ss(void) {

DS_FIX = SS_BASE;	DS_FIX = SS_BASE;
SS_FIX = SS_BASE;	SS_FIX = SS_BASE;
i286reg.prefix++;	I286_PREFIX++;
if (i286reg.prefix < MAX_PREFIX) {	if (I286_PREFIX < MAX_PREFIX) {
UINT op;	UINT op;
GET_PCBYTE(op);	GET_PCBYTE(op);
v30op_repne[op]();	v30op_repne[op]();
REMOVE_PREFIX	REMOVE_PREFIX
i286reg.prefix = 0;	I286_PREFIX = 0;
}	}
else {	else {
INT_NUM(6, I286_IP);	INT_NUM(6, I286_IP);
Line 620 I286FN v30repne_segprefix_ds(void) {	Line 740 I286FN v30repne_segprefix_ds(void) {

DS_FIX = DS_BASE;	DS_FIX = DS_BASE;
SS_FIX = DS_BASE;	SS_FIX = DS_BASE;
i286reg.prefix++;	I286_PREFIX++;
if (i286reg.prefix < MAX_PREFIX) {	if (I286_PREFIX < MAX_PREFIX) {
UINT op;	UINT op;
GET_PCBYTE(op);	GET_PCBYTE(op);
v30op_repne[op]();	v30op_repne[op]();
REMOVE_PREFIX	REMOVE_PREFIX
i286reg.prefix = 0;	I286_PREFIX = 0;
}	}
else {	else {
INT_NUM(6, I286_IP);	INT_NUM(6, I286_IP);
Line 656 static const V30PATCH v30patch_repne[] =	Line 776 static const V30PATCH v30patch_repne[] =
{0xd5, v30_aad}, // D5: AAD	{0xd5, v30_aad}, // D5: AAD
{0xd6, v30_xlat}, // D6: xlat (8086/V30)	{0xd6, v30_xlat}, // D6: xlat (8086/V30)
{0xf2, v30_repne}, // F2: repne	{0xf2, v30_repne}, // F2: repne
{0xf3, v30_repe} // F3: repe	{0xf3, v30_repe}, // F3: repe
};	{0xf6, v30_ope0xf6}, // F6:
	{0xf7, v30_ope0xf7}}; // F7:


// ---------------------------------------------------------------------------	// ---------------------------------------------------------------------------

static void v30patching(void (op[])(void), const V30PATCH patch, int cnt) {	static void v30patching(I286OP op, const V30PATCH patch, int cnt) {

do {	do {
op[patch->opnum] = patch->v30opcode;	op[patch->opnum] = patch->v30opcode;
Line 672 static void v30patching(void (*op[])(voi	Line 793 static void v30patching(void (*op[])(voi

#define V30PATCHING(a, b) v30patching(a, b, sizeof(b)/sizeof(V30PATCH))	#define V30PATCHING(a, b) v30patching(a, b, sizeof(b)/sizeof(V30PATCH))

void v30init(void) {	void v30cinit(void) {

CopyMemory(v30op, i286op, sizeof(v30op));	CopyMemory(v30op, i286op, sizeof(v30op));
V30PATCHING(v30op, v30patch_op);	V30PATCHING(v30op, v30patch_op);
Line 680 void v30init(void) {	Line 801 void v30init(void) {
V30PATCHING(v30op_repne, v30patch_repne);	V30PATCHING(v30op_repne, v30patch_repne);
CopyMemory(v30op_repe, i286op_repe, sizeof(v30op_repe));	CopyMemory(v30op_repe, i286op_repe, sizeof(v30op_repe));
V30PATCHING(v30op_repe, v30patch_repe);	V30PATCHING(v30op_repe, v30patch_repe);
	CopyMemory(v30ope0xf6_table, c_ope0xf6_table, sizeof(v30ope0xf6_table));
	v30ope0xf6_table[6] = v30_div_ea8;
	v30ope0xf6_table[7] = v30_idiv_ea8;
	CopyMemory(v30ope0xf7_table, c_ope0xf7_table, sizeof(v30ope0xf7_table));
	v30ope0xf7_table[6] = v30_div_ea16;
	v30ope0xf7_table[7] = v30_idiv_ea16;
}	}

void v30(void) {	void v30c(void) {

UINT opcode;	UINT opcode;

if (I286_TRAP) {	if (I286_TRAP) {
do {	do {
	#if defined(ENABLE_TRAP)
	steptrap(CPU_CS, CPU_IP);
	#endif
GET_PCBYTE(opcode);	GET_PCBYTE(opcode);
v30op[opcode]();	v30op[opcode]();
if (I286_TRAP) {	if (I286_TRAP) {
i286_interrupt(1);	i286c_interrupt(1);
}	}
dmap_v30();	dmav30();
} while(I286_REMCLOCK > 0);	} while(I286_REMCLOCK > 0);
}	}
else if (dmac.working) {	else if (dmac.working) {
do {	do {
	#if defined(ENABLE_TRAP)
	steptrap(CPU_CS, CPU_IP);
	#endif
GET_PCBYTE(opcode);	GET_PCBYTE(opcode);
v30op[opcode]();	v30op[opcode]();
dmap_v30();	dmav30();
} while(I286_REMCLOCK > 0);	} while(I286_REMCLOCK > 0);
}	}
else {	else {
do {	do {
	#if defined(ENABLE_TRAP)
	steptrap(CPU_CS, CPU_IP);
	#endif
GET_PCBYTE(opcode);	GET_PCBYTE(opcode);
v30op[opcode]();	v30op[opcode]();
} while(I286_REMCLOCK > 0);	} while(I286_REMCLOCK > 0);
}	}
}	}

void v30_step(void) {	void v30c_step(void) {

UINT opcode;	UINT opcode;

Line 725 void v30_step(void) {	Line 861 void v30_step(void) {
if (I286_OV) {	if (I286_OV) {
I286_FLAG \|= (O_FLAG);	I286_FLAG \|= (O_FLAG);
}	}
dmap_v30();	dmav30();
}	}

RetroPC.NET-CVS <cvs@retropc.net>

Removed from v.1.2
changed lines
	Added in v.1.10