1. C language environment under Virtual Memory
2.main function calls
3. Stack call
Each function call, allocating a stack frame on the stack, the register holding the base address of the stack by the frame, and the vertical offset, and the local variable access parameter,
The C language is a word size parameter, it is usually passed a pointer, which is efficient C.
4. The command line parameters
The function returns
6. Global Variables
Global variables in the data segment, at compile-time initialization completed.
Address global variables are organized into the address table, cpu held by the base address of the address table access to all global variables.
