Speed up removing phi nodes.
authoryangguo@chromium.org <yangguo@chromium.org@ce2b1a6d-e550-0410-aec6-3dcde31c8c00>
Fri, 24 Feb 2012 08:46:10 +0000 (08:46 +0000)
committeryangguo@chromium.org <yangguo@chromium.org@ce2b1a6d-e550-0410-aec6-3dcde31c8c00>
Fri, 24 Feb 2012 08:46:10 +0000 (08:46 +0000)
commit7a98cb62c3d6db80060001e3ee6f5985c834d49a
treedd8eb7e5fe8404ef77ce39048f5b1ca343ea5893
parent0a6f18294fa595f6d0355892c3589e62235c36fe
Speed up removing phi nodes.

BUG=
TEST=

Review URL: https://chromiumcodereview.appspot.com/9452022

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@10817 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
src/hydrogen-instructions.cc
src/hydrogen-instructions.h
src/hydrogen.cc