Language Processors
Assembler is

a program that accepts a program written in a high level language and produces an object program
a program that places programs into memory and prepares them for execution
a program that automate the translation of assembly language into machine language
is a program that appears to execute a source program as if it were machine language

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Language Processors
The function(s) of the Syntax phase is/ are:

to build a uniform symbol table
to parse the source program into the basic elements or tokens of the language
to build a literal table and an identifier table
to recognize the major constructs of the language and to call the appropriate action routines that will generate the intermediate form or matrix for these constructs

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Language Processors
The function(s) of the Storage Assignment is/are:

to assign storage to all variables referenced in the source program
All of these
to assign storage to literals, and to ensure that the storage is allocated and appropriate locations are initialized
to assign storage to all temporary locations that are necessary for intermediate results

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Language Processors
In analyzing the compilation of PL/I program, the term "Machine independent optimization" is associated with

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

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