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final_1-3.X68
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*-----------------------------------------------------------
* Title : Final Project
* Written by : Yasmine Subbagh, Slava Arovina, Chin Cheung Lam
* Date :
* Created: 06/27/23
* Last Modified: 08/09/23
* Description: 68k Assembly Dissasembler
*-----------------------------------------------------------
START ORG $1000
*------------input--------------
PRINTINPUTMSG LEA WELCOME, A1
MOVE.B #14, D0
TRAP #15
LEA STARTLOCMSG, A1
TRAP #15
MOVE.B #2, D0
INPUTSTART LEA STARTLOC, A1
TRAP #15
JSR VALID_INPUT_SIZE ; IF USER ACCIDENTALLY ENTER INVALID SIZE FOR THE INPUT (NEW)
;BEQ PRINTINPUTMSG ; LOOP BACK TO ASK USER INPUT AGAIN (NEW)
MOVE.L A1, INPUT_HEXSTR ; MOVE the Al to INPUT_HEXSTR convertor register (NEW), QUESTION!!!! should this be (A1?)
JSR HEXCONVERTOR ;Converting the hex value from string (NEW)
MOVE.L HEX_RESULT, STARTLOC ; Store HEX_RESULT to STARTLOC (NEW)
LEA ENDLOCMSG, A1
MOVE.B #14, D0
TRAP #15
MOVE.B #2, D0
INPUTEND LEA ENDLOC, A1
TRAP #15
MOVE.L A1, INPUT_HEXSTR ; MOVE the Al to INPUT_HEXSTR convertor register (NEW)
JSR HEXCONVERTOR ; Converting the hex value from string (NEW)
MOVE.L HEX_RESULT, ENDLOC ; Store HEX_RESULT to ENDLOC (NEW)
JSR CHECK_CONVERTED_HEXRESULT ; CHECK_ENDING_LOCATION_HEX_INPUT_RESULT
; <----------------------; I think we need write some code for user input machine code!!!!
FINALMSGS MOVE.B #14, D0
LEA NOTES, A1
TRAP #15
BRA LOADSTARTADRDRESS
*-------------------------------
*-----------------INPUT_STRING_TO_HEX-------------------------
HEXCONVERTOR MOVEM.L D0-D2/A0-A3,-(SP)
MOVE.B #$0000,TRUNCATEDHEX
MOVE.B #$0000,INVALIDHEX
CLR.L D0
CLR.L D1
MOVE.L #$0000FFFC,D2
LEA INPUT_HEXSTR,A0 ;changed from MOVE to LEA (yasmine)
MOVEA.L A0,A1
LAST_INPUTCHAR CMP.B #0,(A0)+ ;changed size from L to B (yasmine)
BNE LAST_INPUTCHAR
ADD.L #$FFFFFFFF,A0
CMP.L A1,A0
BLE ERROR_HEXRESULT
HEXCONVET_LOOP ADDQ #4,D2
CMP.L #32,D2
BEQ ERROR_TRUNCATEDHEX
CLR.L D1
MOVE.B -(A0),D1
MOVEA.L #HEXSTR_ARRAY,A2
MOVEA.L #HEXVALUE_ARRAY,A3
COMPARESTR_TO_HEXARR CMP.B (A2)+,D1
BEQ HEXFOUND
ADDQ #1,A3
CMP.B #0,(A2)
BEQ ERROR_HEXRESULT
BRA COMPARESTR_TO_HEXARR
HEXFOUND MOVE.B (A3)+,D1
LSL.L D2,D1
OR.L D1,D0
CMP.L A1,A0
BGT HEXCONVET_LOOP
BRA STOREDHEX
ERROR_TRUNCATEDHEX MOVE.B #$0001,TRUNCATEDHEX
BRA STOREDHEX
ERROR_HEXRESULT MOVE.B #$0001,HEX_RESULT
CLR.L D0
STOREDHEX MOVE.L D0,HEX_RESULT
MOVEM.L (SP)+,D0-D2/A0-A3
RTS
*-----------------CHECK_ENDING_LOCATION_HEX_INPUT_RESULT-------------------------(NEW)+(NOT USE YET)
CHECK_CONVERTED_HEXRESULT
MOVE.L ENDLOC, D5
MOVE.L STARTLOC, D6
CMP.L D5, D6
BGT GREATER_THAN_ENDINGLOC
RTS
GREATER_THAN_ENDINGLOC LEA INVAILDENDLOCMSG,A1
MOVE.B #14, D0
TRAP #15
CMP.L #$FF00, D1 ; Clear the screen TASK 11
BRA PRINTINPUTMSG
*---------------------------------------------------------------------------------------
ADRCHECK MOVE.L STARTLOC, D0
MOVE.L ENDLOC, D1
CMP.L D0, D1
BGT VALIDADDRESS ;startloc is less than end loc
*-----------------CHECK_INPUT_IF_VALID-------------------------
VALID_INPUT_SIZE CMP.L #0, D1 ; CHECK IF IT IS AN EMPTY INPUT
BEQ EMPTY_INPUT ; JSR TO EMPTY_INPUT
; I deleted LESS_THAN_FOUR check.
RTS
EMPTY_INPUT LEA EMPTYMSG,A1
MOVE.B #14, D0
TRAP #15
CMP.L #$FF00, D1 ; Clear the screen TASK 11
BRA PRINTINPUTMSG ; Continue
INVALIDADDRESS LEA INVADRMSG, A1
MOVE.B #14, D0
TRAP #15
CMP.L #$FF00, D1 ; Clear the screen TASK 11
BRA PRINTINPUTMSG ;restart the program
VALIDADDRESS
*---------load each location in
MOVE.W ENDLOC,A2
LOADSTARTADRDRESS MOVE.W STARTLOC,A1 ;Is this for current address?
MOVE.W CURR_ADDRESS, A1 ;Is this for current address?(NEW+CHECK!!!!)James
; I think we need write some code for user input machine code!!!!
DIASSEMBLE CLR D1
CLR D2
MOVE.W STARTLOC,D1 ;unchanged
MOVE.W D1, D2 ;modifyable
PRINTCURRADDR JSR PRINTADDR
;CHECKFORNOP CMP.W #$4E71, D2
; BEQ OPNOP
;CHECKFORRTS CMP.W #$4E75, D2
; BEQ OPRTS
GETFIRST8
LSR.W #4, D2
MOVEALLBITSOUT LSR.W #8, D2 ;clear all bits but first 4, moved into last byte
BRA OPCODETABLE
*-----------------ADDRESS PRINTINTG-------------------------
PRINTADDR MOVE.W A1, D7
MOVE.B #15, D1
MOVE.B #16, D2
TRAP #15
LEA SPACE_STRING, A1
MOVE.B #4, D0
TRAP #15
RTS
*-----------------------------------------------------------
*-----------------OP CODE TABLE COMPARE-------------------------
OPCODETABLE CMP.B #%1001,D2
BEQ OPSUB
CMP.B #%0100, D2
BEQ OPLEA_NOP_NOT_JSR_RTS_MOVEM (I changed)
CMP.B #%1100, D2
BEQ OPAND
CMP.B #%1000, D2
BEQ OPOR
CMP.B #%1110, D2
BEQ OPLSL_LSR_ASL_ASR_ROL_ROR (I changed)
;CMP.B #%1110, D2 (I think we only need one #%1110 for LSL, LSR, ASL, ASR, ROL, ROR) by Lam
;BEQ OPSHIFTROT
*-----------------------------NEW--------------------------------
CMP.B #%1101, D2
BEQ OPADD_ADDA
CMP.B #%0101, D2
BEQ OPADDQ
CMP.B #%0001, D2
BEQ OPMOVEB
CMP.B #%0011, D2
BEQ OPMOVEW_MOVEAW
CMP.B #%0010, D2
BEQ OPMOVEL_MOVEAL
CMP.B #%0111, D2
BEQ OPMOVEQ
CMP.B #%0110, D2
BEQ OPBRA_BCC
CMP.B #%1011, D2
BEQ OPCMP
BRA OPINVALID ;invalid line
*---------------------------------------------------------------
OPSUB
LEA SUB_OPCODE_STRING, A1
MOVE.B #14, D0
TRAP #15
JSR AFTER_OPCODE
JSR SIZE_DETECTOR
JSR PRINT_SPACE
BRA EA_SUB
OPLEA_NOP_NOT_JSR_RTS_MOVEM
JSR AFTER_OPCODE
MOVE.W DESTINATION_MODE, D2
CMP.B #%001, D2
BEQ OPNOP_NOTW_RTS
CMP.B #%100, D2
BEQ OPMOVEM_ADDRESS
CMP.B #%110, D2
BEQ OPMOVEM_REGISTER
CMP.B #%111, D2
BEQ OPLEA
CMP.B #%000, D2
BEQ OPNOTB
CMP.B #%010, D2
BEQ OPNOTL_JSR
BRA OPINVALID
OPMOVEM_ADDRESS
LEA MOVEM_OPCODE_STRING, A1
MOVE.B #14, D0
TRAP #15
JSR AFTER_OPCODE
JSR MOVEM_SIZE_DETECTOR
JSR PRINT_SPACE
BRA EAMOVEM
OPMOVEM_REGISTER
LEA MOVEM_OPCODE_STRING, A1
MOVE.B #14, D0
TRAP #15
JSR AFTER_OPCODE
JSR MOVEM_SIZE_DETECTOR
JSR PRINT_SPACE
BRA EAMOVEM
OPLEA
LEA LEA_OPCODE_STRING, A1
MOVE.B #14, D0
TRAP #15
JSR PRINT_SPACE
BRA EALEA
OPNOP_NOTW_RTS
MOVE.W DESTINATION_REGISTER, D2
CMP.B #%111, D2
BEQ OPNOP_RTS
CMP.B #%011, D2
BEQ OPNOTW
BRA OPINVALID
OPNOP_RTS
MOVE.W SOURCE_REGISTER, D2
CMP.B #%001, D2
BEQ OPNOP
CMP.B #%101, D2
BEQ OPRTS
BRA OPINVALID
OPNOP
LEA NOP_OPCODE_STRING, A1
MOVE.B #14, D0
TRAP #15
JSR PRINT_SPACE
BRA EANOP_RST
OPRTS
LEA RTS_OPCODE_STRING, A1
MOVE.B #14, D0
TRAP #15
JSR PRINT_SPACE
BRA EANOP_RST
OPNOTW
LEA NOTW_OPCODE_STRING, A1
MOVE.B #14, D0
TRAP #15
JSR PRINT_SPACE
BRA EANOT_JSR
OPNOTB
LEA NOTB_OPCODE_STRING, A1
MOVE.B #14, D0
TRAP #15
JSR PRINT_SPACE
BRA EANOT_JSR
OPNOTL_JSR
MOVE.W DESTINATION_REGISTER, D2
CMP.B #%011, D2
BEQ OPNOTL
CMP.B #%111, D2
BEQ OPJSR
BRA OPINVALID
OPNOTL
LEA NOTL_OPCODE_STRING, A1
MOVE.B #14, D0
TRAP #15
JSR PRINT_SPACE
BRA EANOT_JSR
OPJSR
LEA JSR_OPCODE_STRING, A1
MOVE.B #14, D0
TRAP #15
JSR PRINT_SPACE
BRA EANOT_JSR
OPAND
LEA AND_OPCODE_STRING, A1
MOVE.B #14, D0
TRAP #15
JSR AFTER_OPCODE
JSR SIZE_DETECTOR
JSR PRINT_SPACE
BRA EAAND_OR
OPOR
LEA OR_OPCODE_STRING, A1
MOVE.B #14, D0
TRAP #15
JSR AFTER_OPCODE
JSR SIZE_DETECTOR
JSR PRINT_SPACE
BRA EAAND_OR
OPLSL_LSR_ASL_ASR_ROL_ROR
JSR AFTER_OPCODE
MOVE.W DESTINATION_MODE, D2
MOVE.W #14,D5
LSL D5, D2
LSR D5, D2
CMP.B #%00, D2
BEQ SHIFT_REGISTER
CMP.B #%01, D2
BEQ SHIFT_REGISTER
CMP.B #%10, D2
BEQ SHIFT_REGISTER
CMP.B #%11, D2
BEQ OPSHIFT_ADDRESS
BRA OPINVALID
SHIFT_REGISTER
MOVE.W SOURCE_MODE, D2
LSL D5, D2
LSR D5, D2
CMP.B #%00, D2
BEQ OPREGISTER_ASL_ASR
CMP.B #%01, D2
BEQ OPREGISTER_LSL_LSR
CMP.B #%11, D2
BEQ OPREGISTER_ROL_ROR
BRA OPINVALID
OPREGISTER_ASL_ASR
LEA AS_OPCODE_STRING, A1
MOVE.B #14, D0
TRAP #15
JSR DIRECTION_DETECTOR
JSR SHIFT_SIZE_DETECTOR
JSR PRINT_SPACE
BRA EALSL_LSR_ASL_ASR_ROL_ROR
OPREGISTER_LSL_LSR
LEA LS_OPCODE_STRING, A1
MOVE.B #14, D0
TRAP #15
JSR DIRECTION_DETECTOR
JSR SHIFT_SIZE_DETECTOR
JSR PRINT_SPACE
BRA EALSL_LSR_ASL_ASR_ROL_ROR
OPREGISTER_ROL_ROR
LEA RO_OPCODE_STRING, A1
MOVE.B #14, D0
TRAP #15
JSR DIRECTION_DETECTOR
JSR SHIFT_SIZE_DETECTOR
JSR PRINT_SPACE
BRA EALSL_LSR_ASL_ASR_ROL_ROR
OPSHIFT_ADDRESS
MOVE.W DESTINATION_MODE, D2
CMP.B #%000, D2
BEQ OPADDRESS_ASL_ASR
CMP.B #%001, D2
BEQ OPADDRESS_LSL_LSR
CMP.B #%011, D2
BEQ OPADDRESS_ROL_ROR
BRA OPINVALID
OPADDRESS_ASL_ASR
LEA AS_OPCODE_STRING, A1
MOVE.B #14, D0
TRAP #15
JSR DIRECTION_DETECTOR
JSR PRINT_SPACE
BRA EASHIFT_ADDRESS
OPADDRESS_LSL_LSR
LEA LS_OPCODE_STRING, A1
MOVE.B #14, D0
TRAP #15
JSR DIRECTION_DETECTOR
JSR PRINT_SPACE
BRA EASHIFT_ADDRESS
OPADDRESS_ROL_ROR
LEA RO_OPCODE_STRING, A1
MOVE.B #14, D0
TRAP #15
JSR DIRECTION_DETECTOR
JSR PRINT_SPACE
BRA EASHIFT_ADDRESS
OPADD_ADDA
JSR AFTER_OPCODE
MOVE.W DESTINATION_MODE, D2
CMP.B #%000, D2
BEQ OPADD
CMP.B #%001, D2
BEQ OPADD
CMP.B #%010, D2
BEQ OPADD
CMP.B #%100, D2
BEQ OPADD
CMP.B #%101, D2
BEQ OPADD
CMP.B #%110, D2
BEQ OPADD
CMP.B #%011, D2
BEQ OPADDA
CMP.B #%111, D2
BEQ OPADDA
BRA OPINVALID
OPADD
LEA ADD_OPCODE_STRING, A1
MOVE.B #14, D0
TRAP #15
JSR SIZE_DETECTOR
JSR PRINT_SPACE
BRA EAADD
OPADDA
LEA ADD_OPCODE_STRING, A1
MOVE.B #14, D0
TRAP #15
JSR ADDA_SIZE_DETECTOR
JSR PRINT_SPACE
BRA EAADDA
OPADDQ
LEA ADD_OPCODE_STRING, A1
MOVE.B #14, D0
TRAP #15
JSR AFTER_OPCODE
JSR SIZE_DETECTOR
JSR PRINT_SPACE
MOVE.W HEX_RESULT, D2
BRA EAADDQ
OPMOVEB
LEA MOVEB_OPCODE_STRING, A1
MOVE.B #14, D0
TRAP #15
JSR AFTER_OPCODE
JSR PRINT_SPACE
BRA EAMOVEB
OPMOVEW_MOVEAW
JSR AFTER_OPCODE
MOVE.W DESTINATION_MODE, D2
CMP.B #%001, D2
BEQ OPMOVEAW
LEA MOVEW_OPCODE_STRING, A1
MOVE.B #14, D0
TRAP #15
JSR PRINT_SPACE
BRA EAMOVEW
OPMOVEAW
LEA MOVEW_OPCODE_STRING, A1
MOVE.B #14, D0
TRAP #15
JSR PRINT_SPACE
BRA EAMOVEAW
OPMOVEL_MOVEAL
JSR AFTER_OPCODE
MOVE.W DESTINATION_MODE, D2
CMP.B #%001, D2
BEQ OPMOVEAL
LEA MOVEL_OPCODE_STRING, A1
MOVE.B #14, D0
TRAP #15
JSR PRINT_SPACE
BRA EAMOVEL
OPMOVEAL
LEA MOVEAL_OPCODE_STRING, A1
MOVE.B #14, D0
TRAP #15
JSR PRINT_SPACE
BRA EAMOVEAL
OPMOVEQ
LEA MOVEQ_OPCODE_STRING, A1
MOVE.B #14, D0
TRAP #15
JSR AFTER_OPCODE
JSR PRINT_SPACE
BRA EAMOVEQ
OPBRA_BCC
ADD.L #$2, CURR_ADDRESS ; This is PC value
MOVE.L HEX_RESULT, D2
LSL #4, D2
MOVE.w #12, D7
LSR D7, D2
CMP.B #%0000, D2
BEQ OPBRA
CMP.B #%0111, D2
BEQ OPBEQ
CMP.B #%1110, D2
BEQ OPBGT
CMP.B #%1111, D2
BEQ OPBLE
BRA OPINVALID
OPBRA
LEA BRA_OPCODE_STRING, A1
MOVE.B #14, D0
TRAP #15
JSR PRINT_SPACE
BRA EABCC_BRA
OPBEQ
LEA BEQ_OPCODE_STRING, A1
MOVE.B #14, D0
TRAP #15
JSR PRINT_SPACE
BRA EABCC_BRA
OPBGT
LEA BGT_OPCODE_STRING, A1
MOVE.B #14, D0
TRAP #15
JSR PRINT_SPACE
BRA EABCC_BRA
OPBLE
LEA BLE_OPCODE_STRING, A1
MOVE.B #14, D0
TRAP #15
JSR PRINT_SPACE
BRA EABCC_BRA
OPCMP
LEA CMP_OPCODE_STRING, A1
MOVE.B #14, D0
TRAP #15
JSR AFTER_OPCODE
JSR SIZE_DETECTOR
JSR PRINT_SPACE
BRA EACMP
OPINVALID
LEA INVALID_OPCODE_STRING, A1
MOVE.B #14, D0
TRAP #15
JSR DIRECTION_DETECTOR
JSR PRINT_SPACE
BRA EAINVALID
*---------------------------EA-------------------------------
EAINVALID
LEA Dollar_sign, A1
MOVE.B #14, D0
TRAP #15
MOVE.W HEX_RESULT,D2
JSR HEXCONVERTOR
BRA DISSDONE ; NEED TO CHECK
EAMOVEM ;--------------------------------------------->NEED TO WORK
EAADD
CMP.B #1, DESTINATION_MODE
BEQ EAADD_FIRSTDn
MOVE.W DESTINATION_MODE, SIZE_OF_Dn
MOVE.W SOURCE_MODE, D6
MOVE.W SOURCE_REGISTER, D7
JSR PRINT_COMMA
JSR EATABLE_MODE
MOVE.W DESTINATION_REGISTER, D7
JSR PRINTDn_MODE
BRA DISSDONE
EAADD_FIRSTDn
MOVE.W DESTINATION_REGISTER, D7
JSR PRINTDn_MODE
JSR PRINT_COMMA
MOVE.W DESTINATION_MODE, SIZE_OF_Dn
MOVE.W SOURCE_MODE, D6
MOVE.W SOURCE_REGISTER, D7
JSR EATABLE_MODE
BRA DISSDONE
EAADDA
MOVE.W DESTINATION_MODE, SIZE_OF_Dn
MOVE.W SOURCE_MODE, D6
MOVE.W SOURCE_REGISTER, D7
JSR EATABLE_MODE
JSR PRINT_COMMA
MOVE.W DESTINATION_REGISTER, D7
JSR PRINTAn_MODE
BRA DISSDONE
EAADDQ
LEA Hash_sign, A1
MOVE.B #14, D0
TRAP #15
CLR.L D6
MOVE.W DESTINATION_REGISTER, D6
CMP.B #%0000, D6
BEQ OVERFLOW_ADDQ
FIX_OVERFLOW_ADDQ
JSR PRINT_IMMEDIATE_SIGN
JSR PRINT_COMMA
MOVE.W SOURCE_MODE, D6
MOVE.W SOURCE_REGISTER, D7
JSR EATABLE_MODE
BRA DISSDONE
OVERFLOW_ADDQ
MOVE.W #%1000, D6
BRA FIX_OVERFLOW_ADDQ
EA_SUB
CMP.B #1, DESTINATION_MODE
BEQ EASUB_FIRSTDn
MOVE.W DESTINATION_MODE, SIZE_OF_Dn
MOVE.W SOURCE_MODE, D6
MOVE.W SOURCE_REGISTER, D7
JSR EATABLE_MODE
JSR PRINT_COMMA
MOVE.W DESTINATION_REGISTER, D7
JSR PRINTDn_MODE
BRA DISSDONE
EASUB_FIRSTDn
MOVE.W DESTINATION_REGISTER, D7
JSR PRINTDn_MODE
JSR PRINT_COMMA
MOVE.W DESTINATION_MODE, SIZE_OF_Dn
MOVE.W SOURCE_MODE, D6
MOVE.W SOURCE_REGISTER, D7
JSR EATABLE_MODE
BRA DISSDONE
EALEA
MOVE.W SOURCE_MODE, D6
MOVE.W SOURCE_REGISTER, D7
JSR EATABLE_MODE
JSR PRINT_COMMA
MOVE.W DESTINATION_REGISTER, D7
JSR PRINTAn_MODE
BRA DISSDONE
EANOP_RST
BRA DISSDONE
EANOT_JSR
MOVE.W SOURCE_MODE, D6
MOVE.W SOURCE_REGISTER, D7
JSR EATABLE_MODE
BRA DISSDONE
EALSL_LSR_ASL_ASR_ROL_ROR
MOVE.W SOURCE_MODE, D6
LSR #2, D6
CMP.B #0, D6
BEQ SHIFT_IMMEDIATE
MOVE.W DESTINATION_REGISTER, D7
JSR PRINTDn_MODE
JSR PRINT_COMMA
MOVE.W SOURCE_REGISTER, D7
JSR PRINTDn_MODE
BRA DISSDONE
SHIFT_IMMEDIATE
CLR.L D5
MOVE.W DESTINATION_REGISTER, D5
CMP.B #0000, D5
BEQ OVERFLOWSHIFT_COUNT
FIX_OVERFLOW_SHIFT LEA Hash_sign, A1
MOVE.B #14, D0
TRAP #15
JSR PRINT_IMMEDIATE_SIGN
JSR PRINT_COMMA
MOVE.W SOURCE_REGISTER, D7
JSR EATABLE_MODE
BRA DISSDONE
OVERFLOWSHIFT_COUNT
MOVE.W #%1000, D5
BRA FIX_OVERFLOW_SHIFT
EASHIFT_ADDRESS
MOVE.W SOURCE_MODE, D5
MOVE.W SOURCE_REGISTER, D7
JSR EATABLE_MODE
BRA DISSDONE
EACMP
MOVE.W DESTINATION_MODE, SIZE_OF_Dn
MOVE.W SOURCE_MODE, D6
MOVE.W SOURCE_REGISTER, D7
JSR EATABLE_MODE
JSR PRINT_COMMA
MOVE.W DESTINATION_REGISTER, D7
JSR PRINTDn_MODE
BRA DISSDONE
EAAND_OR
CMP.B #1, DESTINATION_MODE
BEQ EAAND_OR_FIRSTDn
MOVE.W DESTINATION_MODE, SIZE_OF_Dn
MOVE.W SOURCE_MODE, D6
MOVE.W SOURCE_REGISTER, D7
JSR EATABLE_MODE
JSR PRINT_COMMA
MOVE.W DESTINATION_REGISTER, D7
JSR PRINTDn_MODE
BRA DISSDONE
EAAND_OR_FIRSTDn
MOVE.W DESTINATION_REGISTER, D7
JSR PRINTDn_MODE
JSR PRINT_COMMA
MOVE.W DESTINATION_MODE, SIZE_OF_Dn
MOVE.W SOURCE_MODE, D6
MOVE.W SOURCE_REGISTER, D7
JSR EATABLE_MODE
BRA DISSDONE
EAMOVEB
MOVE.W SOURCE_MODE, D6
MOVE.W SOURCE_REGISTER, D7
MOVE.W #%0001, SIZE_OF_Dn
JSR EATABLE_MODE
JSR PRINT_COMMA
MOVE.W DESTINATION_REGISTER, D6
MOVE.W DESTINATION_MODE, D7
JSR EATABLE_MODE
BRA DISSDONE
EAMOVEW
MOVE.W SOURCE_MODE, D6
MOVE.W SOURCE_REGISTER, D7
MOVE.W #%0011, SIZE_OF_Dn
JSR EATABLE_MODE
JSR PRINT_COMMA
MOVE.W DESTINATION_REGISTER, D6
MOVE.W DESTINATION_MODE, D7
JSR EATABLE_MODE
BRA DISSDONE
EAMOVEAW
MOVE.W SOURCE_MODE, D6
MOVE.W SOURCE_REGISTER, D7
MOVE.W #%0011, SIZE_OF_Dn
JSR EATABLE_MODE
JSR PRINT_COMMA
MOVE.W DESTINATION_REGISTER, D6
JSR PRINTAn_MODE
BRA DISSDONE
EAMOVEL
MOVE.W SOURCE_MODE, D6
MOVE.W SOURCE_REGISTER, D7
MOVE.W #%0010, SIZE_OF_Dn
JSR EATABLE_MODE
JSR PRINT_COMMA
MOVE.W DESTINATION_REGISTER, D6
MOVE.W DESTINATION_MODE, D7
JSR EATABLE_MODE
BRA DISSDONE
EAMOVEAL
MOVE.W SOURCE_MODE, D6
MOVE.W SOURCE_REGISTER, D7
MOVE.W #%0010, SIZE_OF_Dn
JSR EATABLE_MODE
JSR PRINT_COMMA
MOVE.W DESTINATION_REGISTER, D6
JSR PRINTAn_MODE
BRA DISSDONE
EAMOVEQ
LEA Hash_sign, A1
MOVE.B #14, D0
TRAP #15
MOVE.L HEX_RESULT, D2
CLR.L D6
MOVE.B D2, D5
JSR PRINT_IMMEDIATE_SIGN
JSR PRINT_COMMA
MOVE.W DESTINATION_REGISTER, D6
JSR PRINTDn_MODE
JSR DISSDONE
EABCC_BRA
CLR.L D5
CLR.L D6
CLR.L D7
MOVE.W HEX_RESULT, D7
LSL.W #8, D7
LSR.W #8, D7
CMP.B #$00, D7
BEQ FOR16BITSBRA
CMP.B #$FF, D7
BEQ FOR32BITSBRA
FORDISPLACE CMP.B #$0, D5
BEQ NEGATIVE8_CHECK
CMP.B #$1, D5
BEQ NEGATIVE16_CHECK
CMP.B #$2, D5
BEQ NEGATIVE32_CHECK
DONEBCC_BRA CMP.B #1, D6
BNE ADD_ONLY
SUB.L D7, CURR_ADDRESS
MOVE.L CURR_ADDRESS, D7
BRA PRINT_FORBCC_BRA
ADD_ONLY ADD.L CURR_ADDRESS, D7 ; MOVE Branch address to D7