[turbofan] Support for combining branches with <Operation>WithOverflow.

Also unify the handling of binops in the InstructionSelector
backends.

TEST=cctest/test-run-machops,cctest/test-instruction-selector-arm
R=svenpanne@chromium.org

Review URL: https://codereview.chromium.org/415403005

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@22800 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
Tick processor: improved [Summary] section

R=yangguo@chromium.org

Review URL: https://codereview.chromium.org/433043003

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@22801 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
Avoid one repeated property lookup when computing load ICs.

R=verwaest@chromium.org

Review URL: https://codereview.chromium.org/429053005

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@22802 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
Ensure LModByPowerOf2I only gets environment when it deopts.

R=svenpanne@chromium.org
TEST=mozilla (with new --always-opt)

Review URL: https://codereview.chromium.org/423093009

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@22803 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
Use ARRAY_SIZE instead of DIY code.

This improves r22769.

R=bmeurer@chromium.org

Review URL: https://codereview.chromium.org/437153002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@22804 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
Cleanup in stub-cache.cc; remove unused ArrayLength store ICs.

BUG=
R=ishell@chromium.org

Review URL: https://codereview.chromium.org/430783002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@22805 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
Add dependencies on gtest and gmock

Because Benedikt said so.

BUG=none
LOG=y
R=bmeurer@chromium.org, machenbach@chromium.org

Review URL: https://codereview.chromium.org/434423002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@22806 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
Update test expectations for mjsunit/tools/tickprocessor

R=yangguo@chromium.org

Review URL: https://codereview.chromium.org/440673002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@22807 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
Reuse the nonexistent handler frontend for transition handlers

BUG=
R=ishell@chromium.org

Review URL: https://codereview.chromium.org/437953003

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@22808 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
Runtime assert added to %NormalizeElements.

BUG=399654
LOG=N
R=danno@chromium.org

Review URL: https://codereview.chromium.org/423073007

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@22809 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
Rename ASSERT* to DCHECK*.

This way we don't clash with the ASSERT* macros
defined by GoogleTest, and we are one step closer
to being able to replace our homegrown base/ with
base/ from Chrome.

R=jochen@chromium.org, svenpanne@chromium.org

Review URL: https://codereview.chromium.org/430503007

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@22812 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
Fix typo.

TBR=svenpanne@chromium.org

Review URL: https://codereview.chromium.org/442443002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@22813 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
Fix tools/generate-runtime-tests.py.

TBR=svenpanne@chromium.org

Review URL: https://codereview.chromium.org/436223003

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@22814 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
Add support for untagged LoadField, StoreField, LoadElement, and StoreElement simplfied operators. This is needed for untagged accesses of typed array backing stores and generally cleans up.

R=bmeurer@chromium.org
BUG=

Review URL: https://codereview.chromium.org/439223004

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@22815 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
Merge remote-tracking branch 'upstream/master'