AuroraMiddleware/v8
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Author SHA1 Message Date
mvstanton@chromium.org
535f3427ca Pretenure call new support. 
When FLAG_pretenure_call_new is on, we emit mementos on new object creation
in full code, and consume the feedback in crankshaft. A key difference in the
generated code for stubs is the allocation of an additional type vector slot for the
CallNew AST node, which simplifies the CallConstructStub and CallFunctionStub
considerably.

Some performance tuning still needs to be addressed, therefore the flag is off at
this moment, though fully functional. The goal is to remove the flag as soon as
possible, which allows much code deletion (yay).

R=hpayer@chromium.org

Review URL: https://codereview.chromium.org/132963012

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@20076 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2014-03-19 13:39:09 +00:00
jarin@chromium.org
58d0682f8d Add filler at the new space top when forcing scavenge. 
We only seem to force scavenge in our cctest test suite, so this is
expected to fix some flakiness in our tests, but it will not
improve stability of v8 itself.

R=hpayer@chromium.org
BUG=

Review URL: https://codereview.chromium.org/167423004

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@19460 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2014-02-18 16:34:52 +00:00
hpayer@chromium.org
e5c7f4eff1 Added a test which installs a poisonous memento right after the new space top pointer. 
BUG=
R=bmeurer@chromium.org, mvstanton@chromium.org

Review URL: https://codereview.chromium.org/152813003

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@19066 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
 2014-02-04 12:10:30 +00:00