The registers inside the CPU, the machine code instruction set, and the ways in which the instructions interact with the registers and status flags are all intertwined. As you may recall, one of my ...

Once we’ve built a computer, the next step is to develop an assembly language and then an assembler that can assemble our programs. In my previous column, we introduced the concept of the big-endian ...

In the world of software engineering, code can take multiple forms from the time it's written by a programmer to the moment it is executed by a computer. What begins as high-level source code, written ...

Compilers often translate source code for a high-level language, such as C++, to object code for the current computer architecture, such as Intel x64. The object modules produced from multiple ...

Each type of computer you use, eg PC, Apple Mac or Raspberry Pi, uses a different set of instructions to tell the processor what to do. You can program a computer at this low level using a language ...