13. The following very complex subroutine moves the cursor down to the next line. What, if anything, is wrong with it? .ORIG LD RO, x4000 NEWLINE CRLF OUT RET CRLF .FILL x0A a. Nothing - it's fine as it is b. x4000 is not a valid starting address for a subroutine c. it should save and restore the contents of RO d. it should save and restore the contents of R7 e. both c) and d)
13. The following very complex subroutine moves the cursor down to the next line. What, if anything, is wrong with it? .ORIG LD RO, x4000 NEWLINE CRLF OUT RET CRLF .FILL x0A a. Nothing - it's fine as it is b. x4000 is not a valid starting address for a subroutine c. it should save and restore the contents of RO d. it should save and restore the contents of R7 e. both c) and d)
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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Transcribed Image Text:13. The following very complex subroutine moves the cursor down to the next line. What, if
anything, is wrong with it?
. ORIG
LD R0, CRLF
x4000
NEWLINE
OUT
RET
CRLF
.FILL
x0A
a. Nothing - it's fine as it is
b. x4000 is not a valid starting address for a subroutine
c. it should save and restore the contents of RO
d. it should save and restore the contents of R7
e. both c) and d)
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