Function genamode2x

src/gencpu.cpp:3361–3912

* XJ - 2006/11/13 */

static void genamode2x (amodes mode, const char *reg, wordsizes size, const char *name, int getv, int movem, int flags, int fetchmode)
{
	char namea[100];
	bool rmw = false;
	int pc_68000_offset = m68k_pc_offset;
	int pc_68000_offset_fetch = 0;
	int pc_68000_offset_store = 0;
	bool addr = false;
	// common EA prefetch bus error PC behavior
	int pcflag = !(flags & (GF_PCM2 | GF_PCP2)) ? GF_PCM2 : 0;

	sprintf(namea, "%sa", name);
	if ((flags & GF_RMW) && using_mmu == 68060) {
		strcpy (rmw_varname, name);
		candormw = true;
		rmw = true;
	}

	if (mode == Ad8r || mode == PC8r) {
		genamode8r_offset[genamode_cnt] = m68k_pc_total + m68k_pc_offset;
		genamode_cnt++;
	}

	loopmode_access();

	switch (mode) {
	case Dreg:
		if (movem)
			term();
		if (getv == 1)
			switch (size) {
			case sz_byte:
#ifdef USE_DUBIOUS_BIGENDIAN_OPTIMIZATION
				/* This causes the target compiler to generate better code on few systems */
				out("uae_s8 %s = ((uae_u8*)&m68k_dreg(regs, %s))[3];\n", name, reg);
#else
				out("uae_s8 %s = m68k_dreg(regs, %s);\n", name, reg);
#endif
				break;
			case sz_word:
#ifdef USE_DUBIOUS_BIGENDIAN_OPTIMIZATION
				out("uae_s16 %s = ((uae_s16*)&m68k_dreg(regs, %s))[1];\n", name, reg);
#else
				out("uae_s16 %s = m68k_dreg(regs, %s);\n", name, reg);
#endif
				break;
			case sz_long:
				out("uae_s32 %s = m68k_dreg(regs, %s);\n", name, reg);
				break;
			default:
				term();
		}
		maybeaddop_ce020 (flags);
		syncmovepc (getv, flags);
		strcpy(g_srcname, name);
		return;
	case Areg:
		if (movem)