Question

2. (15 points) For the following setup describe the changes taking place in registers and memory. Make sure to identify the memory changes after executing each the of code. ORG $1500 START: LEA.L $004AC4, A1 LEA.L S004ACE, A2 LEA.L $004AE0, A3 LEA.L $004AEA, A4 ; first instruction of program MOVE.B (A1)+, D0 MOVE.B -(A2), (A3)+ MOVE.B DO, -(A4) MOVE.B (A1)+, D0 MOVE.B -(A2), (A3)+ MOVE.B D0, -(A4) MOVE.B (A1)+, D0 MOVE.B -(A2), (A3)+ MOVE B D0, -(A4) MOVE.B (A1)+, D0 MOVE.B -(A2), (A3)+ MOVE.B D0, -(A4) MOVE.B (A1)+, D0 MOVE.B -(A2). (A3)+ MOVE.B D0, -(A4) : halt simulator * Variables and Strings ORG $004AC4 DC.L'ABCDEFGHIJ END START ; last line of source

          2. (15 points) For the following setup describe the changes taking place in registers and
memory. Make sure to identify the memory changes after executing each the of code.
ORG $1500
START:
LEA.L $004AC4, A1
LEA.L S004ACE, A2
LEA.L $004AE0, A3
LEA.L $004AEA, A4
; first instruction of program
MOVE.B
(A1)+, D0
MOVE.B
-(A2), (A3)+
MOVE.B
DO, -(A4)
MOVE.B
(A1)+, D0
MOVE.B
-(A2), (A3)+
MOVE.B
D0, -(A4)
MOVE.B
(A1)+, D0
MOVE.B
-(A2), (A3)+
MOVE B
D0, -(A4)
MOVE.B
(A1)+, D0
MOVE.B
-(A2), (A3)+
MOVE.B
D0, -(A4)
MOVE.B
(A1)+, D0
MOVE.B
-(A2). (A3)+
MOVE.B
D0, -(A4)
: halt simulator
* Variables and Strings
ORG $004AC4
DC.L'ABCDEFGHIJ
END START
; last line of source

2. (15 points) For the following setup describe the changes taking place in registers and
memory. Make sure to identify the memory changes after executing each the of code.
ORG 1500
START:
LEA.L004AC4, A1
LEA.L S004ACE, A2
LEA.L 004AE0, A3
LEA.L004AEA, A4
; first instruction of program
MOVE.B
(A1)+, D0
MOVE.B
-(A2), (A3)+
MOVE.B
DO, -(A4)
MOVE.B
(A1)+, D0
MOVE.B
-(A2), (A3)+
MOVE.B
D0, -(A4)
MOVE.B
(A1)+, D0
MOVE.B
-(A2), (A3)+
MOVE B
D0, -(A4)
MOVE.B
(A1)+, D0
MOVE.B
-(A2), (A3)+
MOVE.B
D0, -(A4)
MOVE.B
(A1)+, D0
MOVE.B
-(A2). (A3)+
MOVE.B
D0, -(A4)
: halt simulator
* Variables and Strings
ORG 004AC4
DC.L'ABCDEFGHIJ
END START
; last line of source

Added by F-Tima Z.

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