I was reading thought the System calls section in the Developers Handbook and at the chapter A.3.3, it is mentioned that the preferred calling convention should be the UNIX calling convention for a number of reasons (except you need Linux compatibility). The thing that interested me a lot was...
For a bit of fun, I'm trying to implement some low-level functionality in FreeBSD and Linux. I had a question regarding some seemingly not-deterministic behavior I came across regarding the initial stack alignment in FreeBSD and, therefore, the location of argc and argv relative to...
I'm Assembly programmer for both Intel's x86 and AMD64 architectures, been programming for these architecture for more than 10 years in non-UNIX-like operating systems; to be more precise: Windows NT based operating systems.
I was able to find the numeric kernel services...
how to compile a simple program (written in assembly) with nasm?
msg db 'Hello World!', 0Ah
mov edx, 13
mov ecx, msg
mov ebx, 1
mov eax, 4
mov ebx, 0 ...
I'm beginning assembly on FreeBSD and tried a simple HelloWorld. I'm using 2 separate files, one for some macro and defines, one for the actual code (looks a long post but hang on, it's just hello world =D )
Here is the macro file :
; system.inc : aliases definitions (defines & macros)...