May 2024
Intermediate to advanced
536 pages
17h 10m
English
Content preview from Compilers: Principles and Practice by Pearson
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Code Generation and Machine-dependent Optimization 285
Call parameters: x, y and z are the function’s call arguments. We can refer to z as 8(%ebp), y as
12(%ebp), etc.
Return address: It is at 4(%ebp), but it will be automatically used when the ret instruction is
executed at the exit of the function.
Old base pointer: It is the base pointer for the calling function. This will provide a link to calling
functions’ stack-frame, in case it is also statically (lexically) enclosing.
Local variables: a, b are the local variables of the function. They are accessible, for example a as
-4(%ebp), b as -8(%ebp).
Stack-frame: The caller starts by pushing ...
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