Provide the type, assembly language instruction, and binary representation of instruction described by the following MIPS fields: op=0, rs=3, rt=2, rd3, shamt=0, funct=34

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
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[1] Provide the type, assembly language instruction, and binary representation of
instruction described by the following MIPS fields:
op=0, rs=3, rt=2, rd=3, shamt-D0, funct=34
[2] Provide the type, assembly language instruction, and binary representation of
instruction described by the following MIPS fields:
op=0x23, rs=1, rt=2, const=0x4
[3] Assume that registers $s0 and $s1 hold the values 0x80000000 and 0XD0000000,
respectively.
(a) What is the value of $t0 for the following assembly code?
add $t0, $s0, $s1
(b) For the contents of registers $s0 and $s1 as specified above, What is the
value of $t0 for the following assembly code?
sub $t0, $s0, $s1
(c) For the contents of registers $s0 and $sl as specified above, What is the
value of $t0 for the following assembly code?
add $t0, $s0, $s1
add $t0, $t0, $s0
[4] Assume the following register contents: $t0 = 0XAAAAAAAA, $t1 = 0x12345678.
For the register values shown above, what is the value of St2 for the following
sequence of instructions?
(a) slti $t2, $t0, 4
or
$t2, $t2, $t1
(b) sll $t2, $t0, 4
andi $t2, $t2, -1
[5] The following problems deal with translating from C to MIPS. Assume that the
variables f, g, h, i, and j are assigned to registers $s0, $s1, $s2, $s3, and Ss4,
respectively. Assume that the base address of the arrays A and B are in registers Ss6
and $s7, respectively. What is the corresponding MIPS assembly code?
f = -g - A [4];
A[i-j];
а.
b.
B[8]
%3!
Transcribed Image Text:[1] Provide the type, assembly language instruction, and binary representation of instruction described by the following MIPS fields: op=0, rs=3, rt=2, rd=3, shamt-D0, funct=34 [2] Provide the type, assembly language instruction, and binary representation of instruction described by the following MIPS fields: op=0x23, rs=1, rt=2, const=0x4 [3] Assume that registers $s0 and $s1 hold the values 0x80000000 and 0XD0000000, respectively. (a) What is the value of $t0 for the following assembly code? add $t0, $s0, $s1 (b) For the contents of registers $s0 and $s1 as specified above, What is the value of $t0 for the following assembly code? sub $t0, $s0, $s1 (c) For the contents of registers $s0 and $sl as specified above, What is the value of $t0 for the following assembly code? add $t0, $s0, $s1 add $t0, $t0, $s0 [4] Assume the following register contents: $t0 = 0XAAAAAAAA, $t1 = 0x12345678. For the register values shown above, what is the value of St2 for the following sequence of instructions? (a) slti $t2, $t0, 4 or $t2, $t2, $t1 (b) sll $t2, $t0, 4 andi $t2, $t2, -1 [5] The following problems deal with translating from C to MIPS. Assume that the variables f, g, h, i, and j are assigned to registers $s0, $s1, $s2, $s3, and Ss4, respectively. Assume that the base address of the arrays A and B are in registers Ss6 and $s7, respectively. What is the corresponding MIPS assembly code? f = -g - A [4]; A[i-j]; а. b. B[8] %3!
[6] The following problems deal with translating from C to MIPS. Assume that the
variables f, g, h, i, and j are assigned to registers $s0, $s1, $s2, Ss3, and $s4,
respectively. Assume that the base address of the arrays A and B are in registers $s6
and $s7, respectively. Assume that the elements of the arrays A and B are 4-byte words:
f = f + A[2];
B[8]
а.
b.
A[i] + A[j];
%3!
For the C statements above, what is the corresponding MIPS assembly code?
[7] For these problems, the table holds various binary values for register St0. Given the
value of $t0, you will be asked to evaluate the outcome of different branches.
а.
Ox00101000
b.
Ox80001000
Suppose that register St0 contains a value from above. What is the value of $t2 after
the following instructions?
$t2, $0, $to
$t2, $0, ELSE
slt
bne
DONE
ELSE:
addi $t2, $t2, 2
DONE :
[8] Assume that the variables f, g, h, i, and j are assigned to registers $s0, Ss1, Ss2, Ss3,
and $s4, respectively. Assume that the base address of the arrays A and B are in
registers $s6 and Ss7, respectively.
(a) What is the corresponding MIPS assembly code For the C statement:
f = g - A[3]+ B[4];
(b) What is the corresponding C statement? For the MIPS assembly instructions
lw $s0, 4 ($s6)
Transcribed Image Text:[6] The following problems deal with translating from C to MIPS. Assume that the variables f, g, h, i, and j are assigned to registers $s0, $s1, $s2, Ss3, and $s4, respectively. Assume that the base address of the arrays A and B are in registers $s6 and $s7, respectively. Assume that the elements of the arrays A and B are 4-byte words: f = f + A[2]; B[8] а. b. A[i] + A[j]; %3! For the C statements above, what is the corresponding MIPS assembly code? [7] For these problems, the table holds various binary values for register St0. Given the value of $t0, you will be asked to evaluate the outcome of different branches. а. Ox00101000 b. Ox80001000 Suppose that register St0 contains a value from above. What is the value of $t2 after the following instructions? $t2, $0, $to $t2, $0, ELSE slt bne DONE ELSE: addi $t2, $t2, 2 DONE : [8] Assume that the variables f, g, h, i, and j are assigned to registers $s0, Ss1, Ss2, Ss3, and $s4, respectively. Assume that the base address of the arrays A and B are in registers $s6 and Ss7, respectively. (a) What is the corresponding MIPS assembly code For the C statement: f = g - A[3]+ B[4]; (b) What is the corresponding C statement? For the MIPS assembly instructions lw $s0, 4 ($s6)
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