📄 opcoded.c

📁 这个是延伸mame的在wince平台下的游戏模拟器的代码
💻 C
📖 第 1 页 / 共 3 页
字号:
上一页 1 23
}}}}}}}
void op_d140(void) /* ADDX */
{
	ULONG srcreg = (opcode & 7);
	ULONG dstreg = (opcode >> 9) & 7;
{{	WORD src = regs.d[srcreg].W.l;
{	WORD dst = regs.d[dstreg].W.l;
{	ULONG newv = dst + src + (regs.x ? 1 : 0);
	regs.d[dstreg].W.l = newv;
{	int flgs = ((WORD)(src)) < 0;
	int flgo = ((WORD)(dst)) < 0;
	int flgn = ((WORD)(newv)) < 0;
	VFLG = (flgs && flgo && !flgn) || (!flgs && !flgo && flgn);
	regs.x = CFLG = (flgs && flgo) || (!flgn && (flgo || flgs));
	if (((WORD)(newv)) != 0) ZFLG = 0;
	NFLG = ((WORD)(newv)) < 0;
}}}}}}
void op_d148(void) /* ADDX */
{
	ULONG srcreg = (opcode & 7);
	ULONG dstreg = (opcode >> 9) & 7;
{{	regs.a[srcreg] -= 2;
{	CPTR srca = regs.a[srcreg];
	WORD src = get_word(srca);
{	regs.a[dstreg] -= 2;
{	CPTR dsta = regs.a[dstreg];
	WORD dst = get_word(dsta);
{	ULONG newv = dst + src + (regs.x ? 1 : 0);
	put_word(dsta,newv);
{	int flgs = ((WORD)(src)) < 0;
	int flgo = ((WORD)(dst)) < 0;
	int flgn = ((WORD)(newv)) < 0;
	VFLG = (flgs && flgo && !flgn) || (!flgs && !flgo && flgn);
	regs.x = CFLG = (flgs && flgo) || (!flgn && (flgo || flgs));
	if (((WORD)(newv)) != 0) ZFLG = 0;
	NFLG = ((WORD)(newv)) < 0;
}}}}}}}}
void op_d150(void) /* ADD */
{
	ULONG srcreg = ((opcode >> 9) & 7);
	ULONG dstreg = opcode & 7;
{{	WORD src = regs.d[srcreg].W.l;
{	CPTR dsta = regs.a[dstreg];
	WORD dst = get_word(dsta);
{{ULONG newv = ((WORD)(dst)) + ((WORD)(src));
	put_word(dsta,newv);
{	int flgs = ((WORD)(src)) < 0;
	int flgo = ((WORD)(dst)) < 0;
	int flgn = ((WORD)(newv)) < 0;
	ZFLG = ((WORD)(newv)) == 0;
	VFLG = (flgs == flgo) && (flgn != flgo);
	CFLG = regs.x = ((UWORD)(~dst)) < ((UWORD)(src));
	NFLG = flgn != 0;
}}}}}}}
void op_d158(void) /* ADD */
{
	ULONG srcreg = ((opcode >> 9) & 7);
	ULONG dstreg = opcode & 7;
{{	WORD src = regs.d[srcreg].W.l;
{	CPTR dsta = regs.a[dstreg];
	WORD dst = get_word(dsta);
{	regs.a[dstreg] += 2;
{{ULONG newv = ((WORD)(dst)) + ((WORD)(src));
	put_word(dsta,newv);
{	int flgs = ((WORD)(src)) < 0;
	int flgo = ((WORD)(dst)) < 0;
	int flgn = ((WORD)(newv)) < 0;
	ZFLG = ((WORD)(newv)) == 0;
	VFLG = (flgs == flgo) && (flgn != flgo);
	CFLG = regs.x = ((UWORD)(~dst)) < ((UWORD)(src));
	NFLG = flgn != 0;
}}}}}}}}
void op_d160(void) /* ADD */
{
	ULONG srcreg = ((opcode >> 9) & 7);
	ULONG dstreg = opcode & 7;
{{	WORD src = regs.d[srcreg].W.l;
{	regs.a[dstreg] -= 2;
{	CPTR dsta = regs.a[dstreg];
	WORD dst = get_word(dsta);
{{ULONG newv = ((WORD)(dst)) + ((WORD)(src));
	put_word(dsta,newv);
	ZFLG = ((WORD)(newv)) == 0;
{	int flgs = ((WORD)(src)) < 0;
	int flgo = ((WORD)(dst)) < 0;
	int flgn = ((WORD)(newv)) < 0;
	VFLG = (flgs == flgo) && (flgn != flgo);
	CFLG = regs.x = ((UWORD)(~dst)) < ((UWORD)(src));
	NFLG = flgn != 0;
}}}}}}}}
void op_d168(void) /* ADD */
{
	ULONG srcreg = ((opcode >> 9) & 7);
	ULONG dstreg = opcode & 7;
{{	WORD src = regs.d[srcreg].W.l;
{	CPTR dsta = regs.a[dstreg] + (LONG)(WORD)nextiword();
	WORD dst = get_word(dsta);
{{ULONG newv = ((WORD)(dst)) + ((WORD)(src));
	put_word(dsta,newv);
	ZFLG = ((WORD)(newv)) == 0;
{	int flgs = ((WORD)(src)) < 0;
	int flgo = ((WORD)(dst)) < 0;
	int flgn = ((WORD)(newv)) < 0;
	VFLG = (flgs == flgo) && (flgn != flgo);
	CFLG = regs.x = ((UWORD)(~dst)) < ((UWORD)(src));
	NFLG = flgn != 0;
}}}}}}}
void op_d170(void) /* ADD */
{
	ULONG srcreg = ((opcode >> 9) & 7);
	ULONG dstreg = opcode & 7;
{{	WORD src = regs.d[srcreg].W.l;
{	CPTR dsta = get_disp_ea(regs.a[dstreg]);
{	WORD dst = get_word(dsta);
{{ULONG newv = ((WORD)(dst)) + ((WORD)(src));
	put_word(dsta,newv);
	ZFLG = ((WORD)(newv)) == 0;
{	int flgs = ((WORD)(src)) < 0;
	int flgo = ((WORD)(dst)) < 0;
	int flgn = ((WORD)(newv)) < 0;
	VFLG = (flgs == flgo) && (flgn != flgo);
	CFLG = regs.x = ((UWORD)(~dst)) < ((UWORD)(src));
	NFLG = flgn != 0;
}}}}}}}}
void op_d178(void) /* ADD */
{
	ULONG srcreg = ((opcode >> 9) & 7);
{{	WORD src = regs.d[srcreg].W.l;
{	CPTR dsta = (LONG)(WORD)nextiword();
	WORD dst = get_word(dsta);
{{ULONG newv = ((WORD)(dst)) + ((WORD)(src));
	put_word(dsta,newv);
	ZFLG = ((WORD)(newv)) == 0;
{	int flgs = ((WORD)(src)) < 0;
	int flgo = ((WORD)(dst)) < 0;
	int flgn = ((WORD)(newv)) < 0;
	VFLG = (flgs == flgo) && (flgn != flgo);
	CFLG = regs.x = ((UWORD)(~dst)) < ((UWORD)(src));
	NFLG = flgn != 0;
}}}}}}}
void op_d179(void) /* ADD */
{
	ULONG srcreg = ((opcode >> 9) & 7);
{{	WORD src = regs.d[srcreg].W.l;
{	CPTR dsta = nextilong();
	WORD dst = get_word(dsta);
{{ULONG newv = ((WORD)(dst)) + ((WORD)(src));
	put_word(dsta,newv);
	ZFLG = ((WORD)(newv)) == 0;
{	int flgs = ((WORD)(src)) < 0;
	int flgo = ((WORD)(dst)) < 0;
	int flgn = ((WORD)(newv)) < 0;
	VFLG = (flgs == flgo) && (flgn != flgo);
	CFLG = regs.x = ((UWORD)(~dst)) < ((UWORD)(src));
	NFLG = flgn != 0;
}}}}}}}
void op_d180(void) /* ADDX */
{
	ULONG srcreg = (opcode & 7);
	ULONG dstreg = (opcode >> 9) & 7;
{{	LONG src = regs.d[srcreg].D;
{	LONG dst = regs.d[dstreg].D;
{	ULONG newv = dst + src + (regs.x ? 1 : 0);
	regs.d[dstreg].D = (newv);
{	int flgs = ((LONG)(src)) < 0;
	int flgo = ((LONG)(dst)) < 0;
	int flgn = ((LONG)(newv)) < 0;
	VFLG = (flgs && flgo && !flgn) || (!flgs && !flgo && flgn);
	regs.x = CFLG = (flgs && flgo) || (!flgn && (flgo || flgs));
	if (((LONG)(newv)) != 0) ZFLG = 0;
	NFLG = ((LONG)(newv)) < 0;
}}}}}}
void op_d188(void) /* ADDX */
{
	ULONG srcreg = (opcode & 7);
	ULONG dstreg = (opcode >> 9) & 7;
{{	regs.a[srcreg] -= 4;
{	CPTR srca = regs.a[srcreg];
	LONG src = get_long(srca);
{	regs.a[dstreg] -= 4;
{	CPTR dsta = regs.a[dstreg];
	LONG dst = get_long(dsta);
{	ULONG newv = dst + src + (regs.x ? 1 : 0);
	put_long(dsta,newv);
{	int flgs = ((LONG)(src)) < 0;
	int flgo = ((LONG)(dst)) < 0;
	int flgn = ((LONG)(newv)) < 0;
	VFLG = (flgs && flgo && !flgn) || (!flgs && !flgo && flgn);
	regs.x = CFLG = (flgs && flgo) || (!flgn && (flgo || flgs));
	if (((LONG)(newv)) != 0) ZFLG = 0;
	NFLG = ((LONG)(newv)) < 0;
}}}}}}}}
void op_d190(void) /* ADD */
{
	ULONG srcreg = ((opcode >> 9) & 7);
	ULONG dstreg = opcode & 7;
{{	LONG src = regs.d[srcreg].D;
{	CPTR dsta = regs.a[dstreg];
	LONG dst = get_long(dsta);
{{ULONG newv = ((LONG)(dst)) + ((LONG)(src));
	put_long(dsta,newv);
{	int flgs = ((LONG)(src)) < 0;
	int flgo = ((LONG)(dst)) < 0;
	int flgn = ((LONG)(newv)) < 0;
	ZFLG = ((LONG)(newv)) == 0;
	VFLG = (flgs == flgo) && (flgn != flgo);
	CFLG = regs.x = ((ULONG)(~dst)) < ((ULONG)(src));
	NFLG = flgn != 0;
}}}}}}}
void op_d198(void) /* ADD */
{
	ULONG srcreg = ((opcode >> 9) & 7);
	ULONG dstreg = opcode & 7;
{{	LONG src = regs.d[srcreg].D;
{	CPTR dsta = regs.a[dstreg];
	LONG dst = get_long(dsta);
{	regs.a[dstreg] += 4;
{{ULONG newv = ((LONG)(dst)) + ((LONG)(src));
	put_long(dsta,newv);
{	int flgs = ((LONG)(src)) < 0;
	int flgo = ((LONG)(dst)) < 0;
	int flgn = ((LONG)(newv)) < 0;
	ZFLG = ((LONG)(newv)) == 0;
	VFLG = (flgs == flgo) && (flgn != flgo);
	CFLG = regs.x = ((ULONG)(~dst)) < ((ULONG)(src));
	NFLG = flgn != 0;
}}}}}}}}
void op_d1a0(void) /* ADD */
{
	ULONG srcreg = ((opcode >> 9) & 7);
	ULONG dstreg = opcode & 7;
{{	LONG src = regs.d[srcreg].D;
{	regs.a[dstreg] -= 4;
{	CPTR dsta = regs.a[dstreg];
	LONG dst = get_long(dsta);
{{ULONG newv = ((LONG)(dst)) + ((LONG)(src));
	put_long(dsta,newv);
{	int flgs = ((LONG)(src)) < 0;
	int flgo = ((LONG)(dst)) < 0;
	int flgn = ((LONG)(newv)) < 0;
	ZFLG = ((LONG)(newv)) == 0;
	VFLG = (flgs == flgo) && (flgn != flgo);
	CFLG = regs.x = ((ULONG)(~dst)) < ((ULONG)(src));
	NFLG = flgn != 0;
}}}}}}}}
void op_d1a8(void) /* ADD */
{
	ULONG srcreg = ((opcode >> 9) & 7);
	ULONG dstreg = opcode & 7;
{{	LONG src = regs.d[srcreg].D;
{	CPTR dsta = regs.a[dstreg] + (LONG)(WORD)nextiword();
	LONG dst = get_long(dsta);
{{ULONG newv = ((LONG)(dst)) + ((LONG)(src));
	put_long(dsta,newv);
{	int flgs = ((LONG)(src)) < 0;
	int flgo = ((LONG)(dst)) < 0;
	int flgn = ((LONG)(newv)) < 0;
	ZFLG = ((LONG)(newv)) == 0;
	VFLG = (flgs == flgo) && (flgn != flgo);
	CFLG = regs.x = ((ULONG)(~dst)) < ((ULONG)(src));
	NFLG = flgn != 0;
}}}}}}}
void op_d1b0(void) /* ADD */
{
	ULONG srcreg = ((opcode >> 9) & 7);
	ULONG dstreg = opcode & 7;
{{	LONG src = regs.d[srcreg].D;
{	CPTR dsta = get_disp_ea(regs.a[dstreg]);
{	LONG dst = get_long(dsta);
{{ULONG newv = ((LONG)(dst)) + ((LONG)(src));
	put_long(dsta,newv);
{	int flgs = ((LONG)(src)) < 0;
	int flgo = ((LONG)(dst)) < 0;
	int flgn = ((LONG)(newv)) < 0;
	ZFLG = ((LONG)(newv)) == 0;
	VFLG = (flgs == flgo) && (flgn != flgo);
	CFLG = regs.x = ((ULONG)(~dst)) < ((ULONG)(src));
	NFLG = flgn != 0;
}}}}}}}}
void op_d1b8(void) /* ADD */
{
	ULONG srcreg = ((opcode >> 9) & 7);
{{	LONG src = regs.d[srcreg].D;
{	CPTR dsta = (LONG)(WORD)nextiword();
	LONG dst = get_long(dsta);
{{ULONG newv = ((LONG)(dst)) + ((LONG)(src));
	put_long(dsta,newv);
{	int flgs = ((LONG)(src)) < 0;
	int flgo = ((LONG)(dst)) < 0;
	int flgn = ((LONG)(newv)) < 0;
	ZFLG = ((LONG)(newv)) == 0;
	VFLG = (flgs == flgo) && (flgn != flgo);
	CFLG = regs.x = ((ULONG)(~dst)) < ((ULONG)(src));
	NFLG = flgn != 0;
}}}}}}}
void op_d1b9(void) /* ADD */
{
	ULONG srcreg = ((opcode >> 9) & 7);
{{	LONG src = regs.d[srcreg].D;
{	CPTR dsta = nextilong();
	LONG dst = get_long(dsta);
{{ULONG newv = ((LONG)(dst)) + ((LONG)(src));
	put_long(dsta,newv);
{	int flgs = ((LONG)(src)) < 0;
	int flgo = ((LONG)(dst)) < 0;
	int flgn = ((LONG)(newv)) < 0;
	ZFLG = ((LONG)(newv)) == 0;
	VFLG = (flgs == flgo) && (flgn != flgo);
	CFLG = regs.x = ((ULONG)(~dst)) < ((ULONG)(src));
	NFLG = flgn != 0;
}}}}}}}
void op_d1c0(void) /* ADDA */
{
	ULONG srcreg = (opcode & 7);
	ULONG dstreg = (opcode >> 9) & 7;
{{	LONG src = regs.d[srcreg].D;
{	LONG dst = regs.a[dstreg];
{	ULONG newv = dst + src;
	regs.a[dstreg] = (newv);
}}}}}
void op_d1c8(void) /* ADDA */
{
	ULONG srcreg = (opcode & 7);
	ULONG dstreg = (opcode >> 9) & 7;
{{	LONG src = regs.a[srcreg];
{	LONG dst = regs.a[dstreg];
{	ULONG newv = dst + src;
	regs.a[dstreg] = (newv);
}}}}}
void op_d1d0(void) /* ADDA */
{
	ULONG srcreg = (opcode & 7);
	ULONG dstreg = (opcode >> 9) & 7;
{{	CPTR srca = regs.a[srcreg];
	LONG src = get_long(srca);
{	LONG dst = regs.a[dstreg];
{	ULONG newv = dst + src;
	regs.a[dstreg] = (newv);
}}}}}
void op_d1d8(void) /* ADDA */
{
	ULONG srcreg = (opcode & 7);
	ULONG dstreg = (opcode >> 9) & 7;
{{	CPTR srca = regs.a[srcreg];
	LONG src = get_long(srca);
{	regs.a[srcreg] += 4;
{	LONG dst = regs.a[dstreg];
{	ULONG newv = dst + src;
	regs.a[dstreg] = (newv);
}}}}}}
void op_d1e0(void) /* ADDA */
{
	ULONG srcreg = (opcode & 7);
	ULONG dstreg = (opcode >> 9) & 7;
{{	regs.a[srcreg] -= 4;
{	CPTR srca = regs.a[srcreg];
	LONG src = get_long(srca);
{	LONG dst = regs.a[dstreg];
{	ULONG newv = dst + src;
	regs.a[dstreg] = (newv);
}}}}}}
void op_d1e8(void) /* ADDA */
{
	ULONG srcreg = (opcode & 7);
	ULONG dstreg = (opcode >> 9) & 7;
{{	CPTR srca = regs.a[srcreg] + (LONG)(WORD)nextiword();
	LONG src = get_long(srca);
{	LONG dst = regs.a[dstreg];
{	ULONG newv = dst + src;
	regs.a[dstreg] = (newv);
}}}}}
void op_d1f0(void) /* ADDA */
{
	ULONG srcreg = (opcode & 7);
	ULONG dstreg = (opcode >> 9) & 7;
{{	CPTR srca = get_disp_ea(regs.a[srcreg]);
{	LONG src = get_long(srca);
{	LONG dst = regs.a[dstreg];
{	ULONG newv = dst + src;
	regs.a[dstreg] = (newv);
}}}}}}
void op_d1f8(void) /* ADDA */
{
	ULONG dstreg = (opcode >> 9) & 7;
{{	CPTR srca = (LONG)(WORD)nextiword();
	LONG src = get_long(srca);
{	LONG dst = regs.a[dstreg];
{	ULONG newv = dst + src;
	regs.a[dstreg] = (newv);
}}}}}
void op_d1f9(void) /* ADDA */
{
	ULONG dstreg = (opcode >> 9) & 7;
{{	CPTR srca = nextilong();
	LONG src = get_long(srca);
{	LONG dst = regs.a[dstreg];
{	ULONG newv = dst + src;
	regs.a[dstreg] = (newv);
}}}}}
void op_d1fa(void) /* ADDA */
{
	ULONG dstreg = (opcode >> 9) & 7;
{{	CPTR srca = m68k_getpc();
	srca += (LONG)(WORD)nextiword();
{	LONG src = get_long(srca);
{	LONG dst = regs.a[dstreg];
{	ULONG newv = dst + src;
	regs.a[dstreg] = (newv);
}}}}}}
void op_d1fb(void) /* ADDA */
{
	ULONG dstreg = (opcode >> 9) & 7;
{{	CPTR srca = get_disp_ea(m68k_getpc());
{	LONG src = get_long(srca);
{	LONG dst = regs.a[dstreg];
{	ULONG newv = dst + src;
	regs.a[dstreg] = (newv);
}}}}}}
void op_d1fc(void) /* ADDA */
{
	ULONG dstreg = (opcode >> 9) & 7;
{{	LONG src = nextilong();
{	LONG dst = regs.a[dstreg];
{	ULONG newv = dst + src;
	regs.a[dstreg] = (newv);
}}}}}
上一页 1 23
💿 文件大小 2660 K
👤 上传用户 foreigngirl
📂 所属分类 Windows CE
🏷️ 相关标签

#wince #mame #模拟 #代码
⌨️ 快捷键说明

复制代码 Ctrl + C
搜索代码 Ctrl + F
全屏模式 F11
切换主题 Ctrl + Shift + D
显示快捷键 ?
增大字号 Ctrl + =
减小字号 Ctrl + -