Language Processors
A base register table

allows the programmer to write base registers and displacements explicitly in the source program
is a term that refers to the control programs of an operating system
allows multiple programs to reside in separate areas of core at the same time
is used to remember which of the general-purpose registers are currently available as base registers, and what base addresses they contain

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Language Processors
The advantage(s) of incorporating the macro processor into pass 1 is/ are:

Functions are combined and it is not necessary to create intermediate files as output from the macro processor and input to the assembler
many functions do not have to be implemented twice
more flexibility is available to the programmer in which he/she may use all the features of the assembler in conjunction with macros
All of these

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Language Processors
Which of the following functions is/ are performed by the loader?

All of these
Physically place the machine instructions and data into memory
Adjust all address dependent locations, such as address constants, to correspond to the allocated space
Allocate space in memory for the programs and resolve symbolic references between object decks

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Language Processors
Assembly code data base is associated with

a permanent table of decision rules in the form of patterns for matching with the uniform symbol table to discover syntactic structure
assembly language version of the program which is created by the code generation phase and is input to the assembly phase
a permanent table which lists all key words and special symbols of the language in symbolic form
consists of a full or partial list or the tokens as they appear in the program. Created by Lexical analysis and used for syntax analysis and interpretation

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