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(parent: c2dc316) | patch
Add static analysis to AST expressions that records whether a negative zero will...
authorwhesse@chromium.org <whesse@chromium.org@ce2b1a6d-e550-0410-aec6-3dcde31c8c00>
Mon, 15 Mar 2010 14:03:36 +0000 (14:03 +0000)
committerwhesse@chromium.org <whesse@chromium.org@ce2b1a6d-e550-0410-aec6-3dcde31c8c00>
Mon, 15 Mar 2010 14:03:36 +0000 (14:03 +0000)
commit7abbd29826e3898fd41776c7a68bc51120a3893d
tree67e3cdaf50aed0b561b55f223d97caf18c2a301ftree | snapshot
parentc2dc316138062ba35d8ba485d564e6bc8189c99ccommit | diff
Add static analysis to AST expressions that records whether a negative zero will be treated identically to a positive zero in the expression's context.  Use this flag to avoid some tests in inlined smi code.
Review URL: http://codereview.chromium.org/965001

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4130 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
src/ast.h diff | blob | history
src/ia32/codegen-ia32.cc diff | blob | history
src/ia32/codegen-ia32.h diff | blob | history
src/rewriter.cc diff | blob | history
Domain: Web Framework / Web Engine;