300 lines
5 KiB
Plaintext
300 lines
5 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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! STORE GROUP
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!---------------------------------------------------------------------
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stl_pw: adroff
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move.w (a1),d0
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3: 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 (sp)+,l0(a0)
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jmp (a4)
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stl_qpw: move.l (sp)+,d0
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bra 3b
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stl_nw: adroff
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move.w (a1),d0
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ext.l d0
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bra 1f
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stl_qnw: move.l (sp)+,d0
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bra 1f
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stl_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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mov (sp)+,(a0)
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jmp (a4)
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stl_0: mov (sp)+,l0(a2) ; jmp (a4)
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stl_1W: mov (sp)+,l1(a2) ; jmp (a4)
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stl__1W: mov (sp)+,l_1(a2) ; jmp (a4)
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stl__2W: mov (sp)+,l_2(a2) ; jmp (a4)
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stl__3W: mov (sp)+,l_3(a2) ; jmp (a4)
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stl__4W: mov (sp)+,l_4(a2) ; jmp (a4)
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stl__5W: mov (sp)+,l_5(a2) ; jmp (a4)
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sdl_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 (sp)+,(a0)
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mov (sp)+,word(a0)
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jmp (a4)
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sdl_nw: adroff
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move.w (a1),d0
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ext.l d0
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bra 2b
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sdl_qnw: move.l (sp)+,d0
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bra 2b
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sdl_qpw: move.l (sp)+,d0
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bra 4f
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sdl_pw: adroff
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move.w (a1),d0
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4: 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 (sp)+,l0(a0)
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mov (sp)+,l1(a0)
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jmp (a4)
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!------------------------------------------------------------------------
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sde_q: move.l (sp)+,d0
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bra 1f
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sde_l: adroff
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move.w (a1),d0
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1: 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 (sp)+,(a0)
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mov (sp)+,word(a0)
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jmp (a4)
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ste_qw: move.l (sp)+,d0
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bra 1f
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ste_lw: adroff
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move.w (a1),d0
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bra 1f
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ste_w2: move.w #512,d0 ; bra 0f
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ste_w1: move.w #256,d0 ; bra 0f
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ste_w0: clr.w d0
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0: 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 (sp)+,(a0)
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jmp (a4)
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!-------------------------------------------------------------------------
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stf_q: move.l (sp)+,a0
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bra 0f
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stf_l: adroff
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move.l #0,a0
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move.w (a1),a0
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bra 0f
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stf_2W: move.l wrd+word,d0 ; move.l d0,a0
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bra 0f
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stf_s0: clr.w d0
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move.b (a3)+,d0
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move.l d0,a0
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bra 0f
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stf_1W: move.l wrd,d0 ; move.l d0,a0
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0: add.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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mov (sp)+,(a0)
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jmp (a4)
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sdf_q: move.l (sp)+,a0
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bra 1f
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sdf_l: adroff
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move.l d6,a0
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move.w (a1),a0
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1: add.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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mov (sp)+,(a0)+
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mov (sp)+,(a0)
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jmp (a4)
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!-----------------------------------------------------------------------------
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sil_w0: move.w d6,d0
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move.b (a3)+,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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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 (sp)+,(a0)
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jmp (a4)
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sil_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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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 (sp)+,(a0)
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jmp (a4)
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sil_pw: adroff
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move.w (a1),d0
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bra 5b
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sil_qpw: move.l (sp)+,d0
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bra 5b
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sil_nw: adroff
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move.w (a1),d0
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ext.l d0
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bra 2b
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sil_qnw: move.l (sp)+,d0
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bra 2b
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!----------------------------------------------------------------------------
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sti_1: 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.b word-1(sp),(a0)
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add.l wrd,sp
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jmp (a4)
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sti_l: adroff ; move.w (a1),d0 ; bra 0f
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sti_s0: clr.w d0 ; move.b (a3)+,d0
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0: asr.l #1,d0 ; bne 1f
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bcs sti_1 ; bra e_oddz
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1: bcs e_oddz
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#ifdef lword
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asr.l #1,d0 ; bne 2f
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move.l (sp)+,a0; lea 2(sp),sp
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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 (sp)+,(a0); jmp (a4)
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2: bcs e_oddz
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#endif
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sub.w #1,d0 ; bra 3f
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sti_1W: sti_2W: sti_3W: sti_4W:
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sub.w #876,d0 ; asr.w #2,d0
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3: 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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4: mov (sp)+,(a0)+
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dbra d0,4b
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jmp (a4)
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sts_l: adroff ; move.w (a1),d0
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6: checksize
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4: move.l (sp)+,d0; bra 0b
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2: move.w (sp)+,d0; bra 0b
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sts_z: mov (sp)+,d0
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bra 6b
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!------------------------------------------------------------------------------
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! POINTER ARITHMETIC
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!------------------------------------------------------------------------------
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adp_l: adroff ; move.w (a1),d0
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ext.l d0
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add.l d0,(sp); jmp (a4)
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adp_q: move.l (sp)+,d0 ; add.l d0,(sp)
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jmp (a4)
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adp_1: add.l #1,(sp); jmp (a4)
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adp_2: add.l #2,(sp); jmp (a4)
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adp_s0: move.l d6,d0 ; move.b (a3)+,d0
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add.l d0,(sp); jmp (a4)
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adp_s_1: move.l #-1,d0 ; move.b (a3)+,d0
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add.l d0,(sp) ; jmp (a4)
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ads_l: adroff ; move.w (a1),d0
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bra 0f
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ads_z: mov (sp)+,d0
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0: checksize
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4: move.l (sp)+,d1 ; add.l d1,(sp) ; jmp (a4)
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2: move.w (sp)+,d1 ; ext.l d1
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add.l d1,(sp) ; jmp (a4)
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ads_1W: mov (sp)+,d0
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extend d0
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add.l d0,(sp); jmp (a4)
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sbs_l: adroff ; move.w (a1),d0
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bra 0f
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sbs_z: mov (sp)+,d0 !d0 contains objectsize
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0: checksize
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4: move.l (sp)+,d1 ; sub.l d1,(sp)
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jmp (a4)
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2: move.l (sp)+,d1 ; sub.l d1,(sp)
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clr.w (sp)+ ; jmp (a4)
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