Do not materialize uninitialized const for debug evaluate.

R=prybin@chromium.org
BUG=

Review URL: https://codereview.chromium.org/22822002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@16148 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
Remove test from deopt fuzzer skip list after bugfix.

BUG=v8:2815
R=mstarzinger@chromium.org

Review URL: https://codereview.chromium.org/22806002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@16149 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
Fix regressions triggered by map invalidation during graph creation.

BUG=
R=jkummerow@chromium.org

Review URL: https://codereview.chromium.org/22807003

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@16150 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
MIPS: Replace LoadNamedFieldPolymorphic with explicit branches.

Port r16133 (dce32514)

BUG=

Review URL: https://codereview.chromium.org/22255005

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@16151 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
ia32: Calls to the TranscendentalCacheStub must ensure that esi is set to something safe.

BUG=v8:2827
R=verwaest@chromium.org

Review URL: https://codereview.chromium.org/22863002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@16154 ce2b1a6d-e550-0410-aec6-3dcde31c8c00