BR main .BLOCK 2 х: 2 .BLOCK y: temp: main: .EQUATE O 3,i х,d 8,i y,d 2,i temp,s x,d y,d temp,s х,d 2,i LDWA STWA LDWA STWA SUBSP STWA LDWA STWA LDWA STWA ADDSP STOP .END

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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In the code shown below, what is the purpose of the program? How many global and locals are there? Is the code optimized ? Explain briefly.

 

Source Code
HW2.pep
; what does the program do?
; how many globals, locals
; is the code optimized? explain your answer
; rewrite the code with local variables only and add trace tags to the code
BR
main
x:
.BLOCK
.BLOCK
y:
temp:
main:
. EQUATE O
3,i
х, d
8,i
у,d
2,i
temp,s
х,d
y,d
temp,s
х, d
2,i
LDWA
STWA
LDWA
STWA
SUBSP
STWA
LDWA
STWA
LDWA
STWA
ADDSP
STOP
.END
Transcribed Image Text:Source Code HW2.pep ; what does the program do? ; how many globals, locals ; is the code optimized? explain your answer ; rewrite the code with local variables only and add trace tags to the code BR main x: .BLOCK .BLOCK y: temp: main: . EQUATE O 3,i х, d 8,i у,d 2,i temp,s х,d y,d temp,s х, d 2,i LDWA STWA LDWA STWA SUBSP STWA LDWA STWA LDWA STWA ADDSP STOP .END
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