Gavin's Guide to 80x86 Assembly
http://burks.brighton.ac.uk/burks/language/asm/asmtut/asm1.htm

This was originally written for the Phil Inch's Game Developer's Magazine and after getting lots of positive feedback I expanded and improved it. I have spent a lot of time working on this and would appreciate hearing from you if you like it.

x86 64-bit assembly

x86-64 amd64 assembly

An introduction to programming in 64-bit assembly for x86 chips.

(he's) writing a series of tutorials on x86 assembly for C programmers who are already familiar with many of the basics of programming and computing.

Im writing a series of tutorials on x86 assembly for C programmers who are already familiar with many of the basics of programming and computing. The assembly tutorials available online just arent doing it for me, and I need something organized the way I think, on the topics Im interested in, presented in a way which make comprehensive understanding easy. Ill do the work, go find the answers, and then drop everything here for you to enjoy.

As an exercise, I want to write a Hello World program in C simple enough that I can disassemble it and be able to explain all of the assembly to myself. This should be easy, right? [...]

Nice article about compiling "Hello World" without libc under linux. Suprisingly deep digging necessary to get it to run properly.

"Hello, world" without libc

As an exercise, I want to write a Hello World program in C simple enough that I can disassemble it and be able to explain all of the assembly to myself.

objdump