https://blog.rchapman.org/posts/Linux_System_Call_Table_for_x86_64/ - system calls https://unix.superglobalmegacorp.com/Net2/newsrc/sys/syscall.h.html - system calls definitions https://gist.github.com/steakknife/d47d0b19a24817f48027 - gnu number types https://cs.brown.edu/courses/cs033/docs/guides/x64_cheatsheet.pdf - good cheatsheet https://en.wikipedia.org/wiki/X86_calling_conventions - gcc calling convention