tree 196b909646b2684defbaaefc15448e373a8073a9
parent d5315573d792c8441482b1cbe9ac7e93d3f730d1
author Jack Palevich <jackpal@google.com> 1252548534 -0700
committer Jack Palevich <jackpal@google.com> 1252548534 -0700

Implement a simple peephole optimization framework for ARM.

Implement some optimizations:

+ performing arithmetic by a small constant is 3 instructions shorter.
+ reading a local variables is 1 instruction shorter.
+ constant array indexing (e.g. p[5]) is 5 instructions shorter.