Assembly Language Programming Flashcards
Is a predefined or reserved word
Operation
Symbolic operation code
Mnemonic
psuedo-operation code
directive
separates initial fields
space or tab
define data or reserve storage
pseudo-ops
represents an uninitialized storage location
?
can be associated with storage locations
Names
Any consecutive storage locations of the same size
Array
Allows a sequence of storage locations to be defined or reserved
DUP
Are symbols created to represent specific values determined by an expression
Named constants
is a group of instruction statements contained between segment and end directives
logical segment
Used to indicate the beginning of logical segment
Program Segment Structure
The start of this segment is where variable addresses are computed as offsets
Data Segment
Contains executable instructions
Code Segment
Used to set aside storage for the stack
Stack Segment