1986-12-09 11:13:14 +00:00
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.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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1984-07-23 11:49:00 +00:00
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!-------------------------------------------------------------------------
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! TEST AND BRANCH GROUP
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!-------------------------------------------------------------------------
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tlt_z: testen (sp)+ ; blt true ; cl -(sp) ; jmp (a4)
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tle_z: testen (sp)+ ; ble true ; cl -(sp) ; jmp (a4)
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teq_z: testen (sp)+ ; beq true ; cl -(sp) ; jmp (a4)
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tne_z: testen (sp)+ ; bne true ; cl -(sp) ; jmp (a4)
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tge_z: testen (sp)+ ; bge true ; cl -(sp) ; jmp (a4)
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tgt_z: testen (sp)+ ; bgt true ; cl -(sp) ; jmp (a4)
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true: mov #1,-(sp) ; jmp (a4)
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zlt_s0: testen (sp)+ ; blt bra_s0 ; bra nobr2
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zlt_l: testen (sp)+ ; blt bra_l ; bra nobr3
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zlt_q: move.l (sp)+,d0
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testen (sp)+ ; blt 1f ; jmp (a4)
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zle_s0: testen (sp)+ ; ble bra_s0 ; bra nobr2
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zle_l: testen (sp)+ ; ble bra_l ; bra nobr3
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zle_q: move.l (sp)+,d0
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testen (sp)+ ; ble 1f ; jmp (a4)
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zeq_s0: testen (sp)+ ; beq bra_s0 ; bra nobr2
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zeq_s1: testen (sp)+ ; beq bra_s1 ; bra nobr2
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zeq_l: testen (sp)+ ; beq bra_l ; bra nobr3
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zeq_q: move.l (sp)+,d0
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testen (sp)+ ; beq 1f ; jmp (a4)
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zne_s0: testen (sp)+ ; bne bra_s0 ; bra nobr2
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zne_s_1: testen (sp)+ ; bne bra_s_1 ; bra nobr2
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zne_l: testen (sp)+ ; bne bra_l ; bra nobr3
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zne_q: move.l (sp)+,d0
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testen (sp)+ ; bne 1f ; jmp (a4)
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zge_s0: testen (sp)+ ; bge bra_s0 ; bra nobr2
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zge_l: testen (sp)+ ; bge bra_l ; bra nobr3
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zge_q: move.l (sp)+,d0
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testen (sp)+ ; bge 1f ; jmp (a4)
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zgt_s0: testen (sp)+ ; bgt bra_s0 ; bra nobr2
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zgt_l: testen (sp)+ ; bgt bra_l ; bra nobr3
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zgt_q: move.l (sp)+,d0
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testen (sp)+ ; bgt 1f ; jmp (a4)
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blt_s0: comp (sp)+,(sp)+ ; blt bra_s0 ; bra nobr2
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blt_l: comp (sp)+,(sp)+ ; blt bra_l ; bra nobr3
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blt_q: move.l (sp)+,d0
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comp (sp)+,(sp)+ ; blt 1f ; jmp (a4)
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ble_s0: comp (sp)+,(sp)+ ; ble bra_s0 ; bra nobr2
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ble_l: comp (sp)+,(sp)+ ; ble bra_l ; bra nobr3
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ble_q: move.l (sp)+,d0
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comp (sp)+,(sp)+ ; ble 1f ; jmp (a4)
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beq_s0: comp (sp)+,(sp)+ ; beq bra_s0 ; bra nobr2
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beq_l: comp (sp)+,(sp)+ ; beq bra_l ; bra nobr3
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beq_q: move.l (sp)+,d0
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comp (sp)+,(sp)+ ; beq 1f ; jmp (a4)
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bne_s0: comp (sp)+,(sp)+ ; bne bra_s0 ; bra nobr2
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bne_l: comp (sp)+,(sp)+ ; bne bra_l ; bra nobr3
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bne_q: move.l (sp)+,d0
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comp (sp)+,(sp)+ ; bne 1f ; jmp (a4)
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bge_s0: comp (sp)+,(sp)+ ; bge bra_s0 ; bra nobr2
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bge_l: comp (sp)+,(sp)+ ; bge bra_l ; bra nobr3
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bge_q: move.l (sp)+,d0
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comp (sp)+,(sp)+ ; bge 1f ; jmp (a4)
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bgt_s0: comp (sp)+,(sp)+ ; bgt bra_s0 ; bra nobr2
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bgt_l: comp (sp)+,(sp)+ ; bgt bra_l ; bra nobr3
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bgt_q: move.l (sp)+,d0
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comp (sp)+,(sp)+ ; bgt 1f ; jmp (a4)
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bra_s0:
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move.l d6,d0
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0: move.b (a3)+,d0
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1: add.l d0,a3 ; jmp (a4)
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bra_l: move.b (a3)+,-(sp) ; move.b (a3)+,1(sp)
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move.w (sp)+,d0 ; ext.l d0
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bra 1b
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bra_q:
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move.l (sp)+,d0 ; bra 1b
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bra_s1: move.w #0x100,d0 ; bra 0b
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bra_s_1: move.l #-1,d0 ; bra 0b
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bra_s_2: move.l #-0x200,d0 ; bra 0b
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nobr2: add.l #1,a3 ; jmp (a4)
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nobr3: add.l #2,a3 ; jmp (a4)
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!---------------------------------------------------------------------------
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! COMPARE GROUP
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!-----------------------------------------------------------------------------
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cmi_z: mov (sp)+,d0 ; bra 0f
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cmi_l: adroff ; move.w (a1),d0
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0: sub.w wrd,d0 ; beq cmi_1W
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sub.w wrd,d0 ; beq cmi_2W
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bra e_oddz
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cmi_1W: comp (sp)+,(sp)+ ; bgt 1f ; beq 2f
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3: mov #-1,-(sp) ; jmp (a4)
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1: mov #1,-(sp) ; jmp (a4)
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2: cl -(sp) ; jmp (a4)
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cmi_2W:
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#ifdef lword
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bsr no8bar ; bra e_oddz
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#endif
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cmp.l (sp)+,(sp)+ ; blt 3b ; beq 2b
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bra 1b
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cmu_z: mov (sp)+,d0 ; bra 4f
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cmu_l: adroff ; move.w (a1),d0
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4: sub.w wrd,d0 ; bne 5f
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comp (sp)+,(sp)+ ; bcs 3b
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beq 2b ; bra 1b
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5: sub.w wrd,d0 ; bne e_oddz
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#ifdef lword
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bsr no8bar ; bra e_oddz
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#endif
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cmp_z: cmp.l (sp)+,(sp)+ ; bcs 3b
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beq 2b ; bra 1b
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cms_l: adroff ; move.w (a1),d0
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bra 0f
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cms_z: mov (sp)+,d0 ; bra 0f
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cms_s0: move.l d6,d0 ; move.b (a3)+,d0
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0: move.l d0,d1 ; move.l sp,a0
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asri wmu,d1 ; subt #1,d1
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add.l d0,sp ; move.l sp,d2
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1: comp (a0)+,(sp)+ ; bne 2f
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dbra d1,1b
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mov d6,-(sp) ; jmp (a4)
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2: add.l d0,d2 ; move.l d2,sp
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move.l #1,d1 ; mov d1,-(sp)
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jmp (a4)
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! DUMMY FLOAT ROUTINES. POINTER ADJUSTMENT AND WARNING
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cmf_s0: move.l d6,d0 ; move.b (a3)+,d0
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9: add.w d0,d0 ; add.l d0,sp
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cl -(sp)
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#ifdef FLTRAP
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bra flnim
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#else
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jmp (a4)
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#endif
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cmf_l: adroff ; move.w (a1),d0 ; bra 9b
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cmf_z: mov (sp)+,d0 ; bra 9b
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!-------------------------------------------------------------------------
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! CALL AND RETURN GROUP
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!----------------------------------------------------------------------------
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cai_z: move.l (sp)+,d0 ; bra 1f
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cal_q: move.l (sp)+,d0 ; bra 1f
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cal_l: adroff ; move.w (a1),d0 ; bra 1f
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cal_s0: move.w d6,d0 ; move.b (a3)+,d0 ; bra 1f
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cal_1: cal_2: cal_3: cal_4: cal_5: cal_6: cal_7: cal_8:
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cal_9: cal_10: cal_11: cal_12: cal_13: cal_14: cal_15: cal_16:
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cal_17: cal_18: cal_19: cal_20: cal_21: cal_22: cal_23: cal_24:
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cal_25: cal_26: cal_27: cal_28:
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asr.w #2,d0 ; sub.w #0x3F,d0
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lblcal:
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1: cmp.l nproc,d0 ; bhi e_badpc
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asl.l #3,d0
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#if flow + count + prof
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move.l d0,d1 ; asl.l #1,d1
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add.l d1,d0 !PROC DES. 24 BYTES
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#endif
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move.l (a6),-(sp)
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move.l 4(a6),-(sp) ; move.l a3,-(sp)
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link a2,#0 ; move.l d0,a0
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add.l pd,a0 !a0 points at proc. des.
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#if prof+count+flow
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tst.l 20(a0) !A FILE NAME DEFINED IN THIS PROC
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bne 4f !YES ? CONTINUE
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move.l 8(sp),20(a0) !NO ? TAKE OLD FILE NAME
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4: move.l curproc,8(sp) !SAVE OLD PROCEDURE DESCRIPTOR
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move.l a0,curproc !CONTINUE WITH NEW ONE
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move.l 8(a0),d0 !COUNT POINTER MINUS LINE NUMBER
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sub.l 12(a0),d0 !OF FIRST LINE IN countfld
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move.l d0,countfld
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#endif
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move.l (a0)+,d1 ; sub.l d1,sp
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claimstack ; add.l d1,sp
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tst.l d1 ; beq 3f
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sub.l #1,d1 ; asr.l wmu,d1
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2: mov und,-(sp) ; dbra d1,2b
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3: move.l (a0),a3 ; jmp (a4)
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ret_l: adroff ; move.w (a1),d0
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bra 1f
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1984-12-18 17:07:23 +00:00
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ret_s0: move.l #0,d0 ; move.b (a3)+,d0
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1984-07-23 11:49:00 +00:00
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1: blt e_oddz ; beq ret_0
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comp #32,d0 ; ble 2f
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bsr e_badlfr
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2: sub.w #1,d0 ; asr.w wmu,d0
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1984-12-18 17:07:23 +00:00
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bra 5f
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ret_1W: move.l #0,d0
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1984-07-23 11:49:00 +00:00
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5: move.w d0,retsize !RETSIZE CONTAINS
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3: mov (sp)+,(a1)+ ; dbra d0,3b ! #WORDS-1
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lea retarea,a1 ; bra 4f
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ret_0: move.w #-1,retsize
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4: unlk a2 ; cmp.l a2,d6
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beq hlt_z ; move.l (sp)+,a3
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move.l (sp)+,a0 !FILE OR PROC DES BASE IN a0
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#if count+flow+prof
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move.l a0,curproc !SAVE PROC DES BASE CUR PROC
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move.l 8(a0),d0 !d0 IS COUNT
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sub.l 12(a0),d0 !d0 IS COUNT-FIRST LINE
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move.l d0,countfld !RESTORE POINTER
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1984-12-18 17:07:23 +00:00
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beq 1f !NO LINES IN CALLER
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1984-07-23 11:49:00 +00:00
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add.l (sp),d0 !ADD LINE NUMBER
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move.l d0,countptr
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1984-12-18 17:07:23 +00:00
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1:
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1984-07-23 11:49:00 +00:00
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#if prof
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beq 5f
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asl.l #2,d0
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add.l ltime,d0
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move.l d0,profile !profile POINTS AT COUNT
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5:
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#endif
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move.l 20(a0),a0 !POINTER TO FILE NAME IN a0
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#endif
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move.l a0,4(a6) !OLD FILE ADDRESS
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move.l (sp)+,(a6) !OLD LINE NUMBER
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jmp (a4)
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lfr_1W: move.w d6,d0 ; move.l wrd,d1
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0: cmp.w retsize,d0 ; beq 1f
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bsr e_badlfr
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1: add.l d1,a1
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2: mov -(a1),-(sp) ; dbra d0,2b
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5: jmp (a4)
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lfr_l: move.b (a3)+,-(sp) ; move.b (a3)+,1(sp)
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move.w (sp)+,d0 ; bra 3f
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lfr_s0: move.l d6,d0 ; move.b (a3)+,d0
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3: move.l d7,d2 ; move.l d0,d1
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4: asr.w #1,d0 ; bcs e_illins
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dbra d2,4b ; beq 5b
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sub.w #1,d0 ; bra 0b
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lfr_2W: move.l wrd,d1 ; add.l d1,d1
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move.l #1,d0 ; bra 0b
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1984-12-18 17:07:23 +00:00
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e_badlfr: mov #0x1C,-(sp) ; bra error
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