Compilers: Principles and Practice by Pearson

Linkers and Loaders 457

c

Adjust all load address-dependent locations – address constants, pointers, even address

operands in instructions – to correspond to the allocated load address. This is called relocation.

Most of the modern general-purpose computers use Virtual Memory organization, which

essentially eliminates these requirements. We have already seen this function under “Linker”

in Section C.1.

c

Physically, place the program instructions and data, which is in the format shown in Fig. C.3

on the secondary storage unit, into the main memory and create a load-map similar to Fig. C.5.

Again, if the system is using Virtual Memory, then ...