List of resources:

1]
http://www.celinuxforum.org/CelfPubWiki/ELC2009Presentations?action=AttachFile&do=get&target=LLVM-ELC2009.pdf

2]
http://www.zap.org.au/elec2041-cdrom/reference/arm-thumb-instructions-quickref.pdf

3] LLVM design
http://llvm.org/docs/#llvmdesign

4] LLVM passes
http://llvm.org/docs/Passes.html

5] LLVM IR specification
http://llvm.org/docs/LangRef.html

6] The Stony Brook Algorithm Repository

http://www.cs.sunysb.edu/~algorith/files/dfs-bfs.shtml

7]
Optimizing Compilers for Modern Architectures by Randy Allen and Ken Kennedy