> The assembly recognition mode of Emacs shows PIC assembly code in a
> fairly simple pattern; mauve for labels, blue for instructions, white
> for arguments, and red for comments.

For Win95 users: "ultraedit" from www.ultraedit.com is a very good editor,
which also supports syntax highlighting. It's easy to create own languages,
like I have done with AVR Asm last week (don't ask me for PIC defs).