Is main a caller/callee? Is manipulate a caller/callee? Is double a caller/callee? main: addi $t4, $zero, 8 addi $t5, $zero, 4 jal manipulate beq $t4, $s0, main# loop based on results Exit j manipulate: # inputs: a and b add $t2, $t0, $t1 sub $t3, $t0, $t1 double jal add sub jr double: add add jr Exit: $t4, $t4, $t2 $t5, $t5, $t4 $ra # a = 8 # b = 4 # $s0 $v0, $a0, $a0 $v1, $al, $al $ra # inputs: q and r = manipulate(a, b) + b # C = a # d = a - b # $t4, $t5 = double (c, d) #e = 2c + C # result = 2d e # result1 + q = 2q # result2 = r + r = 2r #exit instructions

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
Problem 1PE
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Is main a caller/callee?
Is manipulate a caller/callee?
Is double a caller/callee?
main:
# a = 8
#b =
4
jal manipulate
# $s0
beq $t4, $s0, main# loop based on results
Exit
addi $t4, $zero, 8
addi $t5, $zero, 4
j
manipulate: # inputs: a and b
add $t2, $t0, $t1
sub $t3, $t0, $t1
jal double
add $t4, $t4, $t2
$t5, $t5, $t4
sub
jr
$ra
double:
add
add
jr
Exit:
# inputs: q and r
$v0, $a0, $a0
$v1, $al, $al
$ra
=
manipulate(a, b)
# c = a + b
# d = a
# $t4, $t5
#e = 2c + c
# result = 2d
=
double(c, d)
e
# result1 = q + q
2q
# result2 = r + r = 2r
=
# exit instructions
Transcribed Image Text:Is main a caller/callee? Is manipulate a caller/callee? Is double a caller/callee? main: # a = 8 #b = 4 jal manipulate # $s0 beq $t4, $s0, main# loop based on results Exit addi $t4, $zero, 8 addi $t5, $zero, 4 j manipulate: # inputs: a and b add $t2, $t0, $t1 sub $t3, $t0, $t1 jal double add $t4, $t4, $t2 $t5, $t5, $t4 sub jr $ra double: add add jr Exit: # inputs: q and r $v0, $a0, $a0 $v1, $al, $al $ra = manipulate(a, b) # c = a + b # d = a # $t4, $t5 #e = 2c + c # result = 2d = double(c, d) e # result1 = q + q 2q # result2 = r + r = 2r = # exit instructions
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