ack/mach/mantra/int/mloop5

.sect .text
.sect .rom
.sect .data
.sect .bss
.sect .text
!-----------------------------------------------------------------------------.
!		ARRAY GROUP
!-------------------------------------------------------------------------------
!subroutine
calcarr:	move.l	(sp)+,d3	!save return address
		move.l	(sp)+,a0	!address of array describtor
		mov	(sp)+,d0	!index
		subt	(a0)+,d0	!relative address
		blt	9f
		comp	(a0)+,d0	!check upper bound
		bgt	9f
		move.l	#0,d1
		mov	(a0),d1
		mulu	d1,d0		!objectsize in d1
		move.l	(sp)+,a0
		ad	d0,a0		!a0 address of array element
		move.l	d3,-(sp)
		rts
9:		bsr	e_array	;tst.l  (sp)+ ;	jmp	(a4)

aar_1W:		bsr	calcarr	;	move.l	a0,-(sp)
		jmp	(a4)
aar_l:		adroff		;	cmp.w	wrd,(a5)
0:		bne	e_illins ;	bra	aar_1W
aar_z:		comp	wrd,(sp)+  ;	bra	0b

lar_1W:		bsr	calcarr	;	add.l	d1,a0
		asr.w	#1,d1	;	bcc	5f
		clr.l	d1	;	move.b	-(a0),d1 
		mov	d1,-(sp);	jmp	(a4)
5:
#ifdef lword
		asr.w	#1,d1	;	bcc	6f
		move.w	-(a0),d1;	move.l	d1,-(sp)
		jmp	(a4)
#endif
6:		sub.l	#1,d1
7:		mov	-(a0),-(sp);	dbra	d1,7b
		jmp	(a4)

lar_l:		adroff		;	cmp.w	wrd,(a5)
8:		bne	e_illins;	bra	lar_1W
lar_z:		comp	wrd,(sp)+ ;	bra	8b

sar_1W:		bsr	calcarr	;	asr.w	#1,d1
		bcc	5f	;	testen	(sp)+
		move.b	-1(sp),(a0);	jmp	(a4)
5:
#ifdef lword
		asr.w	#1,d1	;	bcc	6f
		tst.w	(sp)+	;	move.w	(sp)+,(a0)
		jmp	(a4)
#endif
6:		sub.l	#1,d1
7:		mov (sp)+,(a0)+	;	dbra	d1,7b
		jmp	(a4)
sar_z:		comp	wrd,(sp)+ ;	bra	1f
sar_l:		adroff		;	cmp.w	wrd,(a5)
1:		bne	e_illins ;	bra	sar_1W

!-------------------------------------------------------------------------
!		 CONVERT GROUP
!-------------------------------------------------------------------------w

cii_z:		mov	(sp)+,d0 ;	mov	(sp)+,d1 ;  !d0 destination size
							!d1 source size
#if test
		cmp.w	wrd,d1	;	bne	0f
		comp	und,(sp) ;	bne	0f
		bsr	e_iund
#endif
0:		cmp.w	d0,d1	;	bne	1f	;	jmp (a4)
1:		bge	6f	;	mov	(sp)+,d2
		cmp.w	#1,d1	;	bne	3f		!d1<d0
		ext.w	d2
#ifndef lword
		cmp.w	#2,d0	;	bne	3f
		move.w	d2,-(sp);	jmp	(a4)
#endif
3:		ext.l	d2	;	move.l	d2,-(sp);	jmp (a4)
6:
#ifdef lword
		bsr	e_conv	;	add.l	#4,sp
#else
		move.w	(sp)+,d2
#if test
		bne	7f	;	tst.w	(sp)	;	bge 9f
8:		bsr	e_conv	;	jmp	(a4)
7:		comp	#-1,d2	;	bne	8b
		tst.w	(sp)	;	bge	8b
#endif
#endif
9:		jmp	(a4)

cui_z:		mov	(sp)+,d0 ;	mov	(sp)+,d1
		sub.w	d1,d0	;	bne	2f
#if test
		testen	(sp)	;	bpl	1f
0:		bsr	e_conv
#endif
1:		jmp	(a4)
2:
#ifdef lword
		sub.l	d0,sp	;	bsr	e_conv
#else
		bgt	3f	;	cmp.w	#-2,d0	;	beq 5f
		bsr	e_conv
#if test
		tst.w	(sp)	;	bne	0b
		tst.w	2(sp)	;	bmi	0b
#endif
5:		sub.l	#-2,sp	;	jmp	(a4)
3:		cmp.w	#2,d0	;	beq	4f
		bsr	e_conv
4:		clr.w	-(sp)
#endif
		jmp	(a4)

ciu_z:		mov	(sp)+,d0 ;	mov	(sp)+,d1
#if test
		cmp.w	wrd,d1	;	bne	0f
		comp	und,(sp) ;	bne	0f
		bsr	e_iund
#endif
0:		sub.w	d1,d0	;	bne	1f
		jmp	(a4)
#ifndef lword
1:		bgt	4f	;	cmp.w	#-2,d0
		beq	5f	;	bsr	e_conv
5:
6:		add.l	#2,sp	;	jmp	(a4)
#endif
4:	1:	bclr	#0,d0	;	beq	2f
#ifdef lword
		clr.b	2(sp)
#else
		clr.b	(sp)
#endif
2:		bclr	#1,d0	;	beq	3f
#ifdef lword
		clr.w	(sp)
#else
		clr.w	-(sp)
#endif
3:		jmp	(a4)

cuu_z:		mov	(sp)+,d0 ;	mov	(sp)+,d1
		sub.w	d1,d0	;	bne	1f
		jmp	(a4)
1:
#ifdef lword
		bsr	e_conv	;	sub.l	d0,sp
#else
		blt	3f
#if test
			cmp.w	#2,d0	;	beq	2f
		bsr	e_conv
#endif
2:		clr.w	-(sp)	;	jmp	(a4)
3:
#if test
		cmp.w	#-2,d0	;	beq	4f
		bsr	e_conv
#endif
4:		tst.w	(sp)+
#if test
		beq	5f	;	bsr	e_conv
#endif
#endif
5:		jmp	(a4)

!--------------------------------------------------------------------------
cuf_z:		cfu_z:		cff_z:		cfi_z:		cif_z:
		mov	(sp)+,d0 ;	subt	(sp)+,d0
		ext.l	d0
		sub.l	d0,sp	
#ifdef FLTRAP
		bra	flnim			!floating point not implemented
#else
		jmp	(a4)
#endif