he following diagram shows some registers like processor registers R1 and R2, Program counter PC and Index Register XR along with their corresponding values. It also shows a memory with some instructions like instruction A and next instruction. The memory holds instruction B which consists of four fields as given above. First field of instruction represents the addressing Mode (I), second field specifies Opcode (operation code) ADD representing operation addition, the third field represents Address field 1 and the fourth field represents Address field 2. Consider the following addressing modes, evaluate the result of execution of above instruction by giving steps of evaluation for each addressing mode for the scenario given above. Ø Immediate Mode  Ø Direct Mode Ø Register Ø Relative Mode  Ø Index Mode Choose your own values for variables k – w, T1, T2. Choose any one of the given value for T3 (200 or 300).

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The following diagram shows some registers like processor registers R1 and R2, Program counter PC and Index Register XR along with their corresponding values. It also shows a memory with some instructions like instruction A and next instruction.

The memory holds instruction B which consists of four fields as given above. First field of instruction represents the addressing Mode (I), second field specifies Opcode (operation code) ADD representing operation addition, the third field represents Address field 1 and the fourth field represents Address field 2. Consider the following addressing modes, evaluate the result of execution of above instruction by giving steps of evaluation for each addressing mode for the scenario given above.

Ø Immediate Mode

 Ø Direct Mode

Ø Register

Ø Relative Mode

 Ø Index Mode

Choose your own values for variables k – w, T1, T2. Choose any one of the given value for T3 (200 or 300).

The following diagram shows some registers like processor registers R1 and R2, Program
counter PC and Index Register XR along with their corresponding values. It also shows a
memory with some instructions like instruction A and next instruction.
101
InstructionB
102
Next Instruction
200
K
250
300
302
N
300
400
402
600
700
Instruction B
Mode
ADD
200
300
(Opcode)
(Address field 1)
(Address field 2)
The memory holds instruction B which consists of four fields as given above. First field of
instruction represents the addressing Mode (I), second field specifies Opcode (operation
code) ADD representing operation addition, the third field represents Address field 1 and the
fourth field represents Address field 2. Consider the following addressing modes, evaluate the
result of execution of above instruction by giving steps of evaluation for each addressing
mode for the scenario given above.
- Immediate Mode
- Direct Mode
- Register
- Relative Mode
- Index Mode
Choose your own values for variables k – w, T1, T2. Choose any one of the given value for
T3 (200 or 300).
Transcribed Image Text:The following diagram shows some registers like processor registers R1 and R2, Program counter PC and Index Register XR along with their corresponding values. It also shows a memory with some instructions like instruction A and next instruction. 101 InstructionB 102 Next Instruction 200 K 250 300 302 N 300 400 402 600 700 Instruction B Mode ADD 200 300 (Opcode) (Address field 1) (Address field 2) The memory holds instruction B which consists of four fields as given above. First field of instruction represents the addressing Mode (I), second field specifies Opcode (operation code) ADD representing operation addition, the third field represents Address field 1 and the fourth field represents Address field 2. Consider the following addressing modes, evaluate the result of execution of above instruction by giving steps of evaluation for each addressing mode for the scenario given above. - Immediate Mode - Direct Mode - Register - Relative Mode - Index Mode Choose your own values for variables k – w, T1, T2. Choose any one of the given value for T3 (200 or 300).
PC
101
Instruction B
102
Next Instruction
R1 = T1
200
K
250
R2 = T2
300
M
302
N
XR = T3
400
402
500
Q
600
602
650
T
700
U
800
V
Instruction B
Mode
ADD
200
300
(1)
(Opcode)
(Address field 1)
(Address field 2)
Transcribed Image Text:PC 101 Instruction B 102 Next Instruction R1 = T1 200 K 250 R2 = T2 300 M 302 N XR = T3 400 402 500 Q 600 602 650 T 700 U 800 V Instruction B Mode ADD 200 300 (1) (Opcode) (Address field 1) (Address field 2)
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