show the contents of following registers for Fetch and Execute of each instruction. Assume that R1=03,...
show the contents of following registers for Fetch and Execute of each instruction.
Assume that R1=03, R2 = 02, R3=03, R5=03.
PC A B MAR IR
Fetch 1
Execute 1
Fetch 2
Execute 2
Fetch 3
Execute 3
Homework Answers
| PC | MAR | IR | |||
| R1(03) | F1 | 0x0003 | R1 | ||
| E1 | PC-<PC+4 | 0x0007 | |||
| R2(02) | F2 | 0x0002 | R2 | ||
| E2 | PC-<PC+4 | 0x0006 | |||
| R3(03) | F3 | 0x0003 | R3 | ||
| E3 | PC-<PC+4 | 0x0007 |
Add Answer to:
show the contents of following
registers for Fetch and Execute of each instruction.
Assume that R1=03,...
Stack Operation 10. (10 pts.) Show the contents of the stack and affected registers at the two marked points in the exe...
Stack Operation 10. (10 pts.) Show the contents of the stack and affected registers at the two marked points in the execution of the followin code. Assume RO-0, R1-1, R2-2, R3-3, R4-4, R5-5, and R6-6. The initial value for stack pointer (prior to executing this code block) is given as SP-0x20001000 PUSH R2,R3) ADD R4, R1, Re ;<---A POP R5, R6) ADD R5, R5, R4 ADD R6, R6, R5 PUSH (R4-R6); SUBS Re, RO,R1-B a) Show the contents of Stack,...
Show the stack contents, registers contents and the stack pointer value for each step of the...
Show the stack contents, registers contents and the stack pointer value for each step of the following code: Mov R5,#25H Mov R6,#15H Mov R1,#20H Push 5 Pop 2 Mov R2, #55H Push 2 Push 6 Pop 5 9
The system will fetch and execute 3 lines of code only. The PC register will be...
The system will fetch and execute 3 lines of code
only. The PC register will be incremented by 1 after each
fetch.....Can someone help me with this? If possible can you write
your answer on paper and take a picture, its easier for me to
understand
A word is equal to 12 bits The system will fetch and execute 3 lines of code only The PC register will be incremented by 1 after each fetch. Show final values in binary...
Section B - ARM Assembly Language (25 marks) An ARM instruction set summary is provided at...
Section B - ARM Assembly Language (25 marks) An ARM instruction set summary is provided at the end of this paper 1. (5 marks) Consider the following assembly instruction STMFD r13!, (r5-6} Before executing this instruction, registers hold the following values: Register Value Register r9 Value r4 0x00400040 0x00000000 r5 r10 0x11223344 0x00800080 r6 0x55667788 r11 0x10001000 r7 0x99aabbcc r12 0x20002000 r8 exddeeff00 r13 ex40004000 What memory locations are affected after executing the above instruction? In a table, with a...
LITTLE MAN Computing Suppose that the following instructions are found at the given locations in memory:...
LITTLE MAN Computing Suppose that the following instructions are found at the given locations in memory: Little Man 40 LDA 60 41 ADD 61 60 724 61 006 a. Show the contents of the IR, the PC, the MAR, the MDR, and A at the conclusion of instruction 40. b. Show the contents of each register as each step of the fetch-execute cycle is performed for instruction 41.
3. Use any one of the following instructions to explain the steps of the fetch-decode- execute cycle. Your explanation should include what is happening in the related registers. (10 points) Binary...
3. Use any one of the following instructions to explain the steps of the fetch-decode- execute cycle. Your explanation should include what is happening in the related registers. (10 points) Binary Contents of Hex Contents Memory Address Address Instruction of Memory 100 Load 104 0001000100000100 101 Add 105 102 Store 106 0100000100000110 103 Halt 104 0023 105 FFES 106 0000 1104 0011000100000101 4106 7000 0111000000000000 0000000000100011 0023 FEE9
3. Use any one of the following instructions to explain the steps...
[20 pts] 5- Consider the following hypothetical 1-address assembly instruction called "Store Accumulator Indirect with Post-increment"...
[20 pts] 5- Consider the following hypothetical 1-address assembly instruction called "Store Accumulator Indirect with Post-increment" of the form STA (x)- : M(M(x)) ← AC, M(x) ← M(x)+1 Suppose we want to implement this instruction on the pseudo-CPU discussed in class augmented with a temporary register TEMP. An instruction consists of 16 bits: A 4-bit opcode and a 12-bit address. All operands are 16 bits. PC and MAR each contain 12 bits. AC, MDR, and TEMP each contain 16 bits,...
3. (10) Provide the contents of the registers: RO, R1, R2, and the status flag bits:...
3. (10) Provide the contents of the registers: RO, R1, R2, and the status flag bits: Cand Z following the execution of each instruction line-by-line, aka "single step". If the contents are unknown, place a -(dash) in that position, otherwise place the appropriate hexadecimal value. RO ç z LDR RO, = OxA5A5A5A5 RSB RO, RO, #0
Assume the program counter (PC) is initially equal to n. Assume that the word length of...
Assume the program counter (PC) is initially equal to n. Assume that the word length of the processor is 1. a) How many fetches are required to make PC equal to m if there are no branch instructions between n and m? b) What is the content of the instruction register (IR) when the PC’s value is n+k? Justify your answer. Why we are not using a hundred pipeline stages if anoperation can be divided up into a hundred steps,...
a) Describe the main techniques used by superscalar processors to achieve a high degree of machine-level parallelism. Consider the following assembly code: I1: LOAD r3 (r1) TO 12: MOVE r4 #1 1...
a) Describe the main techniques used by superscalar processors
to achieve a high degree of machine-level parallelism.
Consider the following assembly code: I1: LOAD r3 (r1) TO 12: MOVE r4 #1 13: ADD r3 r3 r4 I4: LOAD r2 (r2) 15: MOVE r4 #2 I6: MUL r2 r2 r4 17: MUL r3 r3 r2 I8: LOAD r4 (r1) 19: MOVE r1 #3 I10: ADD r4 r4 r1 I11: MUL r3 r3 r4 Using register renaming reorganise the code from the...
Stack Operation 10. (10 pts.) Show the contents of the stack and affected registers at the two marked points in the execution of the followin code. Assume RO-0, R1-1, R2-2, R3-3, R4-4, R5-5, and R6-6. The initial value for stack pointer (prior to executing this code block) is given as SP-0x20001000 PUSH R2,R3) ADD R4, R1, Re ;<---A POP R5, R6) ADD R5, R5, R4 ADD R6, R6, R5 PUSH (R4-R6); SUBS Re, RO,R1-B a) Show the contents of Stack,...
Show the stack contents, registers contents and the stack pointer value for each step of the following code: Mov R5,#25H Mov R6,#15H Mov R1,#20H Push 5 Pop 2 Mov R2, #55H Push 2 Push 6 Pop 5 9
The system will fetch and execute 3 lines of code
only. The PC register will be incremented by 1 after each
fetch.....Can someone help me with this? If possible can you write
your answer on paper and take a picture, its easier for me to
understand
A word is equal to 12 bits The system will fetch and execute 3 lines of code only The PC register will be incremented by 1 after each fetch. Show final values in binary...
Section B - ARM Assembly Language (25 marks) An ARM instruction set summary is provided at the end of this paper 1. (5 marks) Consider the following assembly instruction STMFD r13!, (r5-6} Before executing this instruction, registers hold the following values: Register Value Register r9 Value r4 0x00400040 0x00000000 r5 r10 0x11223344 0x00800080 r6 0x55667788 r11 0x10001000 r7 0x99aabbcc r12 0x20002000 r8 exddeeff00 r13 ex40004000 What memory locations are affected after executing the above instruction? In a table, with a...
3. Use any one of the following instructions to explain the steps of the fetch-decode- execute cycle. Your explanation should include what is happening in the related registers. (10 points) Binary Contents of Hex Contents Memory Address Address Instruction of Memory 100 Load 104 0001000100000100 101 Add 105 102 Store 106 0100000100000110 103 Halt 104 0023 105 FFES 106 0000 1104 0011000100000101 4106 7000 0111000000000000 0000000000100011 0023 FEE9
3. Use any one of the following instructions to explain the steps...
[20 pts] 5- Consider the following hypothetical 1-address assembly instruction called "Store Accumulator Indirect with Post-increment" of the form STA (x)- : M(M(x)) ← AC, M(x) ← M(x)+1 Suppose we want to implement this instruction on the pseudo-CPU discussed in class augmented with a temporary register TEMP. An instruction consists of 16 bits: A 4-bit opcode and a 12-bit address. All operands are 16 bits. PC and MAR each contain 12 bits. AC, MDR, and TEMP each contain 16 bits,...
3. (10) Provide the contents of the registers: RO, R1, R2, and the status flag bits: Cand Z following the execution of each instruction line-by-line, aka "single step". If the contents are unknown, place a -(dash) in that position, otherwise place the appropriate hexadecimal value. RO ç z LDR RO, = OxA5A5A5A5 RSB RO, RO, #0
a) Describe the main techniques used by superscalar processors
to achieve a high degree of machine-level parallelism.
Consider the following assembly code: I1: LOAD r3 (r1) TO 12: MOVE r4 #1 13: ADD r3 r3 r4 I4: LOAD r2 (r2) 15: MOVE r4 #2 I6: MUL r2 r2 r4 17: MUL r3 r3 r2 I8: LOAD r4 (r1) 19: MOVE r1 #3 I10: ADD r4 r4 r1 I11: MUL r3 r3 r4 Using register renaming reorganise the code from the...
Most questions answered within 3 hours.
-
A sample of C3H8 has 1.60×1024 H atoms.
How many carbon atoms does the sample contain?...
asked 45 minutes ago -
How many unique codes are possibly formed from two characters,
where the first character can be...
asked 15 minutes ago -
A concentration cell is built based on the reaction:
2H+ + 2e- ----> H2
The pH...
asked 11 minutes ago -
what is the ph of the following solutions?
150 g NH4CI dissolved into 10.0 mL of...
asked 22 minutes ago -
A projectile is launched with an initial speed of 40 m/s at an
angle of 25°...
asked 5 minutes ago -
1. Using a function, display the customer who has the highest
credit limit. Display the customer...
asked 13 minutes ago -
A spatially uniform electric field varies in time according
to E = Eo + 3000 t,...
asked 39 minutes ago -
An electric power station that operates at 25 kV and uses a 20:1
step-up ideal transformer...
asked 32 minutes ago -
1. If 0.02% of a 0.6 M weak acid ionizes in a solution, what is
the...
asked 19 minutes ago -
The College of Business at Northeast College is accumulating
data as a first step in the...
asked 25 minutes ago -
A flint glass plate (n = 1.66) rests on the bottom of an
aquarium tank. The...
asked 33 minutes ago -
The position in an object as a function of time is given as ?
(?) =...
asked 48 minutes ago