np2/i286c/i286c_mn.c - diff

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Diff for /np2/i286c/i286c_mn.c between versions 1.15 and 1.24

version 1.15, 2003/11/29 03:38:26	version 1.24, 2003/12/12 01:04:40
Line 1	Line 1
#include "compiler.h"	#include "compiler.h"
#include "i286.h"	#include "cpucore.h"
#include "i286c.h"	#include "i286c.h"
#include "memory.h"
#include "pccore.h"	#include "pccore.h"
#include "iocore.h"	#include "iocore.h"
#include "bios.h"	#include "bios.h"
Line 10	Line 9

#define MAX_PREFIX 8	#define MAX_PREFIX 8


#define NEXT_OPCODE \	#define NEXT_OPCODE \
if (I286_REMCLOCK < 1) { \	if (I286_REMCLOCK < 1) { \
I286_BASECLOCK += (1 - I286_REMCLOCK); \	I286_BASECLOCK += (1 - I286_REMCLOCK); \
Line 622 I286FN _segprefix_es(void) { // 26:	Line 622 I286FN _segprefix_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);
i286op[op]();	i286op[op]();
REMOVE_PREFIX	REMOVE_PREFIX
i286reg.prefix = 0;	I286_PREFIX = 0;
}	}
else {	else {
INT_NUM(6, I286_IP);	INT_NUM(6, I286_IP);
Line 768 I286FN _segprefix_cs(void) { // 2e:	Line 768 I286FN _segprefix_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);
i286op[op]();	i286op[op]();
REMOVE_PREFIX	REMOVE_PREFIX
i286reg.prefix = 0;	I286_PREFIX = 0;
}	}
else {	else {
INT_NUM(6, I286_IP);	INT_NUM(6, I286_IP);
Line 909 I286FN _segprefix_ss(void) { // 36:	Line 909 I286FN _segprefix_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);
i286op[op]();	i286op[op]();
REMOVE_PREFIX	REMOVE_PREFIX
i286reg.prefix = 0;	I286_PREFIX = 0;
}	}
else {	else {
INT_NUM(6, I286_IP);	INT_NUM(6, I286_IP);
Line 933 I286FN _aaa(void) { // 37: aaa	Line 933 I286FN _aaa(void) { // 37: aaa
else {	else {
I286_FLAGL &= ~(A_FLAG \| C_FLAG);	I286_FLAGL &= ~(A_FLAG \| C_FLAG);
}	}
	I286_AL &= 0x0f;
}	}

I286FN _cmp_ea_r8(void) { // 38: cmp EA, REG8	I286FN _cmp_ea_r8(void) { // 38: cmp EA, REG8
Line 1025 I286FN _segprefix_ds(void) { // 3e:	Line 1026 I286FN _segprefix_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);
i286op[op]();	i286op[op]();
REMOVE_PREFIX	REMOVE_PREFIX
i286reg.prefix = 0;	I286_PREFIX = 0;
}	}
else {	else {
INT_NUM(6, I286_IP);	INT_NUM(6, I286_IP);
Line 1085 I286FN _pop_bp(void) REGPOP(I286_BP, 5)	Line 1086 I286FN _pop_bp(void) REGPOP(I286_BP, 5)
I286FN _pop_si(void) REGPOP(I286_SI, 5) // 5E: pop si	I286FN _pop_si(void) REGPOP(I286_SI, 5) // 5E: pop si
I286FN _pop_di(void) REGPOP(I286_DI, 5) // 5F: pop di	I286FN _pop_di(void) REGPOP(I286_DI, 5) // 5F: pop di

	#if (defined(ARM) \|\| defined(X11)) && defined(BYTESEX_LITTLE)

I286FN _pusha(void) { // 60: pusha	I286FN _pusha(void) { // 60: pusha

UINT16 tmp;	REG16 tmp;
	UINT32 addr;

	I286_WORKCLOCK(17);
	tmp = I286_SP;
	addr = tmp + SS_BASE;
	if ((tmp < 16) \|\| (INHIBIT_WORDP(addr))) {
	REGPUSH0(I286_AX)
	REGPUSH0(I286_CX)
	REGPUSH0(I286_DX)
	REGPUSH0(I286_BX)
	REGPUSH0(tmp)
	REGPUSH0(I286_BP)
	REGPUSH0(I286_SI)
	REGPUSH0(I286_DI)
	}
	else {
	(UINT16 )(mem + addr - 2) = I286_AX;
	(UINT16 )(mem + addr - 4) = I286_CX;
	(UINT16 )(mem + addr - 6) = I286_DX;
	(UINT16 )(mem + addr - 8) = I286_BX;
	(UINT16 )(mem + addr - 10) = tmp;
	(UINT16 )(mem + addr - 12) = I286_BP;
	(UINT16 )(mem + addr - 14) = I286_SI;
	(UINT16 )(mem + addr - 16) = I286_DI;
	I286_SP -= 16;
	}
	}

	I286FN _popa(void) { // 61: popa

	UINT tmp;
	UINT32 addr;

	I286_WORKCLOCK(19);
	tmp = I286_SP + 16;
	addr = tmp + SS_BASE;
	if ((tmp >= 0x10000) \|\| (INHIBIT_WORDP(addr))) {
	REGPOP0(I286_DI);
	REGPOP0(I286_SI);
	REGPOP0(I286_BP);
	I286_SP += 2;
	REGPOP0(I286_BX);
	REGPOP0(I286_DX);
	REGPOP0(I286_CX);
	REGPOP0(I286_AX);
	}
	else {
	I286_DI = (UINT16 )(mem + addr - 16);
	I286_SI = (UINT16 )(mem + addr - 14);
	I286_BP = (UINT16 )(mem + addr - 12);
	I286_BX = (UINT16 )(mem + addr - 8);
	I286_DX = (UINT16 )(mem + addr - 6);
	I286_CX = (UINT16 )(mem + addr - 4);
	I286_AX = (UINT16 )(mem + addr - 2);
	I286_SP = tmp;
	}
	}

	#else

	I286FN _pusha(void) { // 60: pusha

	REG16 tmp;

tmp = I286_SP;	tmp = I286_SP;
REGPUSH0(I286_AX)	REGPUSH0(I286_AX)
Line 1114 I286FN _popa(void) { // 61: popa	Line 1180 I286FN _popa(void) { // 61: popa
I286_WORKCLOCK(19);	I286_WORKCLOCK(19);
}	}

	#endif

I286FN _bound(void) { // 62: bound	I286FN _bound(void) { // 62: bound

UINT vect = 0;	UINT vect = 0;
Line 1743 I286FN _pushf(void) { // 9C: pushf	Line 1811 I286FN _pushf(void) { // 9C: pushf

I286FN _popf(void) { // 9D: popf	I286FN _popf(void) { // 9D: popf

	UINT flag;

	REGPOP0(flag)
	I286_OV = flag & O_FLAG;
	I286_FLAG = flag & (0xfff ^ O_FLAG);
	I286_TRAP = ((flag & 0x300) == 0x300);
I286_WORKCLOCK(5);	I286_WORKCLOCK(5);
REGPOP0(I286_FLAG)	#if defined(INTR_FAST)
I286_OV = I286_FLAG & O_FLAG;	if ((I286_TRAP) \|\| ((flag & I_FLAG) && (PICEXISTINTR))) {
I286_FLAG &= (0xfff ^ O_FLAG);	I286IRQCHECKTERM
I286_TRAP = ((I286_FLAG & 0x300) == 0x300);	}
	#else
I286IRQCHECKTERM	I286IRQCHECKTERM
	#endif
}	}

I286FN _sahf(void) { // 9E: sahf	I286FN _sahf(void) { // 9E: sahf
Line 2193 I286FN _into(void) { // CE: into	Line 2269 I286FN _into(void) { // CE: into

I286FN _iret(void) { // CF: iret	I286FN _iret(void) { // CF: iret

	UINT flag;

extirq_pop();	extirq_pop();
I286_WORKCLOCK(31);
REGPOP0(I286_IP)	REGPOP0(I286_IP)
REGPOP0(I286_CS)	REGPOP0(I286_CS)
REGPOP0(I286_FLAG)	REGPOP0(flag)
I286_OV = I286_FLAG & O_FLAG;	I286_OV = flag & O_FLAG;
I286_FLAG &= 0x7ff;	I286_FLAG = flag & (0xfff ^ O_FLAG);
I286_TRAP = ((I286_FLAG & 0x300) == 0x300);	I286_TRAP = ((flag & 0x300) == 0x300);
CS_BASE = I286_CS << 4;	CS_BASE = I286_CS << 4;
	I286_WORKCLOCK(31);
	#if defined(INTR_FAST)
	if ((I286_TRAP) \|\| ((flag & I_FLAG) && (PICEXISTINTR))) {
	I286IRQCHECKTERM
	}
	#else
I286IRQCHECKTERM	I286IRQCHECKTERM
	#endif
}	}

I286FN _shift_ea8_1(void) { // D0: shift EA8, 1	I286FN _shift_ea8_1(void) { // D0: shift EA8, 1
Line 2256 I286FN _shift_ea8_cl(void) { // D2: sh	Line 2340 I286FN _shift_ea8_cl(void) { // D2: sh
BYTE *out;	BYTE *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 2284 I286FN _shift_ea16_cl(void) { // D3: s	Line 2368 I286FN _shift_ea16_cl(void) { // D3: s
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 2390 I286FN _in_al_data8(void) { // E4: i	Line 2474 I286FN _in_al_data8(void) { // E4: i

I286_WORKCLOCK(5);	I286_WORKCLOCK(5);
GET_PCBYTE(port)	GET_PCBYTE(port)
i286reg.inport = CS_BASE + I286_IP;	I286_INPADRS = CS_BASE + I286_IP;
I286_AL = iocore_inp8(port);	I286_AL = iocore_inp8(port);
i286reg.inport = 0;	I286_INPADRS = 0;
}	}

I286FN _in_ax_data8(void) { // E5: in ax, DATA8	I286FN _in_ax_data8(void) { // E5: in ax, DATA8
Line 2492 I286FN _lock(void) { // F0: lock	Line 2576 I286FN _lock(void) { // F0: lock

I286FN _repne(void) { // F2: repne	I286FN _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);
i286op_repne[op]();	i286op_repne[op]();
i286reg.prefix = 0;	I286_PREFIX = 0;
}	}
else {	else {
INT_NUM(6, I286_IP);	INT_NUM(6, I286_IP);
Line 2506 I286FN _repne(void) { // F2: repne	Line 2590 I286FN _repne(void) { // F2: repne

I286FN _repe(void) { // F3: repe	I286FN _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);
i286op_repe[op]();	i286op_repe[op]();
i286reg.prefix = 0;	I286_PREFIX = 0;
}	}
else {	else {
INT_NUM(6, I286_IP);	INT_NUM(6, I286_IP);
Line 2568 I286FN _cli(void) { // FA: cli	Line 2652 I286FN _cli(void) { // FA: cli
I286FN _sti(void) { // FB: sti	I286FN _sti(void) { // FB: sti

I286_WORKCLOCK(2);	I286_WORKCLOCK(2);
	#if defined(INTR_FAST)
	if (I286_FLAG & I_FLAG) {
	NEXT_OPCODE;
	return; // ��ΰ�̣�ʤ�
	}
	#endif
I286_FLAG \|= I_FLAG;	I286_FLAG \|= I_FLAG;
I286_TRAP = (I286_FLAG & T_FLAG) >> 8; // ToDo	I286_TRAP = (I286_FLAG & T_FLAG) >> 8;
	#if defined(INTR_FAST)
	if ((I286_TRAP) \|\| (PICEXISTINTR)) {
	REMAIN_ADJUST(1)
	}
	else {
	NEXT_OPCODE;
	}
	#else
REMAIN_ADJUST(1)	REMAIN_ADJUST(1)
	#endif
}	}

I286FN _cld(void) { // FC: cld	I286FN _cld(void) { // FC: cld
Line 2886 I286FN _repe_segprefix_es(void) {	Line 2984 I286FN _repe_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);
i286op_repe[op]();	i286op_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 2903 I286FN _repe_segprefix_cs(void) {	Line 3001 I286FN _repe_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);
i286op_repe[op]();	i286op_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 2920 I286FN _repe_segprefix_ss(void) {	Line 3018 I286FN _repe_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);
i286op_repe[op]();	i286op_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 2937 I286FN _repe_segprefix_ds(void) {	Line 3035 I286FN _repe_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);
i286op_repe[op]();	i286op_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 3231 I286FN _repne_segprefix_es(void) {	Line 3329 I286FN _repne_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);
i286op_repne[op]();	i286op_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 3248 I286FN _repne_segprefix_cs(void) {	Line 3346 I286FN _repne_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);
i286op_repne[op]();	i286op_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 3265 I286FN _repne_segprefix_ss(void) {	Line 3363 I286FN _repne_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);
i286op_repne[op]();	i286op_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 3282 I286FN _repne_segprefix_ds(void) {	Line 3380 I286FN _repne_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);
i286op_repne[op]();	i286op_repne[op]();
REMOVE_PREFIX	REMOVE_PREFIX
i286reg.prefix = 0;	I286_PREFIX = 0;
}	}
else {	else {
INT_NUM(6, I286_IP);	INT_NUM(6, I286_IP);

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	Added in v.1.24