494 lines
7.7 KiB
Plaintext
494 lines
7.7 KiB
Plaintext
.sect .text
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.sect .rom
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.sect .data
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.sect .bss
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.sect .text
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!--------------------------------------------------------------------------
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! Load constant , load local , store local
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!--------------------------------------------------------------------------
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loc_0: mov d6,-(sp)
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jmp (a4)
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loc_1: loc_2: loc_3: loc_4: loc_5: loc_6: loc_7: loc_8:
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loc_9: loc_10: loc_11: loc_12: loc_13: loc_14: loc_15: loc_16:
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loc_17: loc_18: loc_19: loc_20: loc_21: loc_22: loc_23: loc_24:
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loc_25: loc_26: loc_27: loc_28: loc_29: loc_30: loc_31: loc_32:
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loc_33:
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asr.w #2,d0 !make the multiplication undone
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mov d0,-(sp)
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jmp (a4)
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loc__1:
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mov #-1,-(sp)
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jmp (a4)
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loc_s0: clr.w d0
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move.b (a3)+,d0
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mov d0,-(sp)
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jmp (a4)
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loc_s_1: mov #-1,d0
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move.b (a3)+,d0
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mov d0,-(sp)
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jmp (a4)
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lpi_l:
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adroff
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move.w (a5),d0
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move.l d0,-(sp)
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jmp (a4)
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lpi_q: jmp (a4)
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loc_q: jmp (a4)
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#ifndef lword
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bra e_illins
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#endif
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loc_l: adroff
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move.w (a5),d0
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ext.l d0
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mov d0,-(sp)
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jmp (a4)
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ldc_0: cl -(sp)
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cl -(sp)
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jmp (a4)
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ldc_l:
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adroff
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move.w (a5),d0
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ext.l d0 !ext works only on d register
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4: move.l d0,-(sp)
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#ifdef lword
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bmi 0f
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clr.l -(sp)
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bra 1f
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0: move.l #-1,-(sp)
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1:
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#endif
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jmp (a4)
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ldc_q:
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#ifdef lword
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tst.l (sp)
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bmi 0f
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clr.l -(sp)
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bra 1f
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0: move.l #-1,-(sp)
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1:
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#endif
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jmp (a4)
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!-------------------------------------------------------------------------
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! offsets should be adapted for wordsize 4 .Use identifiers
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! l3 to l_8 for the offsets in lol_3W to lol__8 . Use the
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! preprocessor for conditional definitions .
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lol_0: mov l0(a2),-(sp) ; jmp (a4)
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lol_1W: mov l1(a2),-(sp) ; jmp (a4)
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lol_2W: mov l2(a2),-(sp) ; jmp (a4)
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lol_3W: mov l3(a2),-(sp) ; jmp (a4)
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lol__1W: mov l_1(a2),-(sp) ; jmp (a4)
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lol__2W: mov l_2(a2),-(sp) ; jmp (a4)
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lol__3W: mov l_3(a2),-(sp) ; jmp (a4)
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lol__4W: mov l_4(a2),-(sp) ; jmp (a4)
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lol__5W: mov l_5(a2),-(sp) ; jmp (a4)
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lol__6W: mov l_6(a2),-(sp) ; jmp (a4)
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lol__7W: mov l_7(a2),-(sp) ; jmp (a4)
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lol__8W: mov l_8(a2),-(sp) ; jmp (a4)
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lol_w0: clr.w d0
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move.b (a3)+,d0
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asl.w wmu,d0
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mov l0(a2,d0),-(sp)
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jmp (a4)
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lol_w_1: move.l #-1,d0
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move.b (a3)+,d0
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asl.w wmu,d0
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mov 0(a2,d0),-(sp)
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jmp (a4)
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lol_pw: adroff
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move.w (a5),d0
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5: asl.l wmu,d0
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add.l a2,d0
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move.l d0,a0
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#if test
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locptr
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7: bra e_badptr
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6:
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#endif
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mov l0(a0),-(sp)
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jmp (a4)
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lol_nw: adroff
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move.w (a5),d0
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ext.l d0
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2: asl.l wmu,d0
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add.l a2,d0
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move.l d0,a0
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#if test
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locptr
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7: bra e_badptr
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6:
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#endif
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mov (a0),-(sp)
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jmp (a4)
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lol_qnw: move.l (sp)+,d0
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bra 2b
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lol_qpw: move.l (sp)+,d0
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bra 5b
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!--------------------------------------------------------------------------
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ldl_0: mov l1(a2),-(sp) !offset code
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mov l0(a2),-(sp) !offset code
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jmp (a4)
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ldl_w_1: move.l #-1,d0
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move.b (a3)+,d0
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2: asl.l wmu,d0
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add.l a2,d0
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move.l d0,a0
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#if test
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locptr
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7: bra e_badptr
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6:
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#endif
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mov word(a0),-(sp)
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mov (a0),-(sp)
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jmp (a4)
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ldl_pw: adroff
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move.w (a5),d0
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5: asl.l wmu,d0
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add.l a2,d0
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move.l d0,a0
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#if test
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locptr
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7: bra e_badptr
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6:
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#endif
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mov l1(a0),-(sp)
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mov l0(a0),-(sp)
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jmp (a4)
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ldl_nw: adroff
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move.w (a5),d0
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ext.l d0
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bra 2b
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ldl_qpw: move.l (sp)+,d0
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bra 5b
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ldl_qnw: move.l (sp)+,d0
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bra 2b
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!-------------------------------------------------------------------------
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loe_lw: adroff
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move.w (a5),d0
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bra 1f
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loe_qw: move.l (sp)+,d0
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bra 1f
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loe_w0: loe_w1: loe_w2: loe_w3: loe_w4:
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sub.w #624,d0
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asl.w #6,d0
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move.b (a3)+,d0
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1: asl.l wmu,d0
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add.l a6,d0
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move.l d0,a0
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#if test
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extptr
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7: bra e_badptr
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6:
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#endif
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mov (a0),-(sp)
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jmp (a4)
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lde_lw: adroff
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move.w (a5),d0
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bra 1f
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lde_qw: move.l (sp)+,d0
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bra 1f
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lde_w0: clr.w d0
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move.b (a3)+,d0
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1: asl.l wmu,d0
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add.l a6,d0
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move.l d0,a0
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#if test
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extptr
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7: bra e_badptr
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6:
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#endif
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mov word(a0),-(sp)
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mov (a0),-(sp)
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jmp (a4)
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!------------------------------------------------------------------------------
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lil_0: move.l l0(a2),a0
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#if test
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locptr
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heaptr
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extptr
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7: bra e_badptr
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6:
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#endif
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mov (a0),-(sp)
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jmp (a4)
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lil_1W: move.l l1(a2),a0
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#if test
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locptr
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heaptr
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extptr
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7: bra e_badptr
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6:
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#endif
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mov (a0),-(sp)
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jmp (a4)
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lil_pw: adroff
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move.w (a5),d0
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bra 1f
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lil_qpw: move.l (sp)+,d0
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bra 1f
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lil_w0: clr.w d0
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move.b (a3)+,d0
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1: asl.l wmu,d0
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add.l a2,d0
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move.l d0,a0
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#if test
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locptr
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7: bra e_badptr
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6:
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#endif
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move.l l0(a0),a0
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#if test
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locptr
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heaptr
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extptr
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7: bra e_badptr
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6:
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#endif
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mov (a0),-(sp)
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jmp (a4)
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lil_nw: adroff
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move.w (a5),d0
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ext.l d0
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bra 1f
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lil_qnw: move.l (sp)+,d0
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bra 1f
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lil_w_1: move.l #-1,d0
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move.b (a3)+,d0
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1: asl.l wmu,d0
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add.l a2,d0
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move.l d0,a0
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#if test
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locptr
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7: bra e_badptr
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6:
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#endif
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move.l (a0),a0
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#if test
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locptr
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heaptr
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extptr
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7: bra e_badptr
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6:
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#endif
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mov (a0),-(sp)
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jmp (a4)
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!---------------------------------------------------------------------------
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lof_s0: move.l d6,d0
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move.b (a3)+,d0
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bra 1f
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lof_l: adroff
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move.w (a5),d0
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ext.l d0
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bra 1f
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lof_q: move.l (sp)+,d0
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bra 1f
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lof_1W: move.l wrd,d0
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1: move.l (sp)+,a0
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add.l d0,a0
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#if test
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locptr
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heaptr
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extptr
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7: bra e_badptr
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6:
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#endif
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mov (a0),-(sp)
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jmp (a4)
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lof_2W: move.l wrd+word,d0 ; bra 1b
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lof_3W: move.l wrd+word+word,d0 ; bra 1b
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lof_4W: move.l wrd+word+word+word,d0 ; bra 1b
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ldf_l: adroff
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move.w (a5),d0
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ext.l d0
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2: move.l (sp)+,a0
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add.l d0,a0
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#if test
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locptr
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heaptr
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extptr
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7: bra e_badptr
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6:
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#endif
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mov word(a0),-(sp)
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mov (a0),-(sp)
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jmp (a4)
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ldf_q: move.l (sp)+,d0
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bra 2b
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!-------------------------------------------------------------------------
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lal_p: adroff
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move.w (a5),d0
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bra 1f
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lal_qp: move.l (sp)+,d0
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1: add.l #0+l0,d0
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bra 4f
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lal_0: pea l0(a2)
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jmp (a4)
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lal_w0: clr.w d0
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move.b (a3)+,d0
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asl.l wmu,d0
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add.l #0+l0,d0
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bra 3f
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lal_n: adroff
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move.w (a5),d0
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ext.l d0
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bra 4f
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lal_qn: move.l (sp)+,d0
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4: add.l a2,d0
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move.l d0,-(sp)
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jmp (a4)
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lal__1: move.l #-1,d0
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3: pea 0(a2,d0)
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jmp (a4)
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lal_w_1: move.l #-1,d0
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2: move.b (a3)+,d0
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asl.l wmu,d0
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bra 3b
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lal_w_2: move.l #-512,d0
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bra 2b
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lae_l: adroff
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move.w (a5),d0
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1: add.l a6,d0
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move.l d0,-(sp)
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jmp (a4)
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lae_q: move.l (sp)+,d0
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bra 1b
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lae_w0: lae_w1: lae_w2: lae_w3: lae_w4:
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lae_w5: lae_w6:
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sub.w #484,d0
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asl.w #6,d0
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move.b (a3)+,d0
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asl.w wmu,d0
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pea 0(a6,d0)
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jmp (a4)
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!---------------------------------------------------------------------------
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lxl_1: move.l l0(a2),-(sp)
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jmp (a4)
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lxl_l: adroff
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move.w (a5),d0
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beq 5f
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bgt 1f
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blt e_oddz
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1: sub.l #1,d0
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bra 2f
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lxl_2: move.l #1,d0
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2: move.l a2,a0
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3: move.l l0(a0),a0
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#if test
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locptr
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7: bra e_badptr
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6:
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#endif
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dbra d0,3b
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move.l a0,-(sp)
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jmp (a4)
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5: move.l a2,-(sp)
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jmp (a4)
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lxa_1: move.l #0,d0
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bra 3f
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lxa_l: adroff
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move.w (a5),d0
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bgt 1f
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blt e_oddz
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pea l0(a2)
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jmp (a4)
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1: sub.l #1,d0
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3: move.l a2,a0
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2: move.l l0(a0),a0
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#if test
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locptr
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7: bra e_badptr
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6:
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#endif
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dbra d0,2b
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pea l0(a0)
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jmp (a4)
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!-----------------------------------------------------------------------
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loi_l: adroff
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clr.l d1
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move.w (a5),d1
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bra 8f
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loi_s0: move.l #0,d1
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move.b (a3)+,d1
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8: cmp.w #1,d1
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beq loi_1
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cmp.w #2,d1
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beq 2f
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move.w d1,d0
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move.w d7,d2
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3: asr.w #1,d0 ; dbcs d2,3b
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bcs e_oddz
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bra 5f
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loi_1W: loi_2W: loi_3W: loi_4W:
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asr.w #2,d0
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sub.w #168,d0
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move.l d0,d1
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asl.w wmu,d1
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5: move.l (sp)+,a0
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add.l d1,a0
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#if test
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locptr
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heaptr
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extptr
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7: bra e_badptr
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6:
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#endif
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sub.w #1,d0
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1: mov -(a0),-(sp)
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dbra d0,1b
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jmp (a4)
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2: move.l (sp)+,a0
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#if test
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locptr
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heaptr
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extptr
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7: bra e_badptr
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6:
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#endif
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move.w (a0),d0
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mov d0,-(sp)
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jmp (a4)
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loi_1: move.l (sp)+,a0
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move.w d6,d0
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#if test
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locptr
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heaptr
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extptr
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7: bra e_badptr
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6:
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#endif
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move.b (a0),d0
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mov d0,-(sp)
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jmp (a4)
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los_z: mov (sp)+,d0
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bra 0f
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los_l: adroff
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move.w (a5),d0
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0: checksize
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2: move.l #0,d1 ; move.w (sp)+,d1 ; bra 8b
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4: move.l (sp)+,d1 ; bra 8b
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