May 2024
Intermediate to advanced
536 pages
17h 10m
English
Content preview from Compilers: Principles and Practice by Pearson
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442 Appendix B
B.2.4 Macro Assembler
It is usual to have a very useful facility, known as Macro facility, in an assembler. Though macro facility
can be made quite complex, and many real-life assembler do have sophisticated macro facilities, even
simple macro implementation can be of considerable help to an assembly language programmer.
What is a Macro?
A Macro simply means a name given to some pattern. It refers to a mapping macro : symbol ⇒ pattern.
We say that the pattern defines the macro denoted by the symbol. There are two steps in using a macro:
first, define a macro, by associating a symbol with an arbitrary pattern, then second, use the ...
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