In-depth understanding of computer systems - reading notes

The first chapter computer system roaming

 

 

 

The first chapter computer system roaming

1.2 program is translated into a different format other programs

In a Unix system, the conversion from the source file to the target file is "compiler driver" completed:

Linux> GCC - O Hello hello.c 

hello.c -> [preprocessor CPP] -> hello.i -> [Compiler CC1] -> hello.s -> [Assembler AS] -> hello.o - > [connector the LD] -> Hello 

source the modified source code assembler relocatable object program can execute the target program

 

1.4 System hardware composition