Language Processors
A base register table

is used to remember which of the general-purpose registers are currently available as base registers, and what base addresses they contain
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
allows the programmer to write base registers and displacements explicitly in the source program

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

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

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Language Processors
Terminal Table

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

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Language Processors
In analyzing the compilation of PL/I program, the term "Syntax analysis" is associated with

creation of more optional matrix
use of macro processor to produce more optimal assembly code
recognition of basic elements and creation of uniform symbols
recognition of basic syntactic constructs through reductions

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