Include initial definitions in reaching definitions analysis.
authorkmillikin@chromium.org <kmillikin@chromium.org@ce2b1a6d-e550-0410-aec6-3dcde31c8c00>
Mon, 22 Mar 2010 14:07:18 +0000 (14:07 +0000)
committerkmillikin@chromium.org <kmillikin@chromium.org@ce2b1a6d-e550-0410-aec6-3dcde31c8c00>
Mon, 22 Mar 2010 14:07:18 +0000 (14:07 +0000)
commit82a673b8bfbcaafb117eafb99584282c9cf5c395
treef3a1f09ee1e376c9a4c56643af1bad0c6b359cb6
parent43fd945eee0f6ce38450c92d9a0aaab25127bceb
Include initial definitions in reaching definitions analysis.

Include the initial definitions for parameters on input to the
function, and the initial definition of stack-allocated locals as
undefined.

Review URL: http://codereview.chromium.org/1155006

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4206 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
src/compiler.cc
src/data-flow.cc
src/data-flow.h