Version 4.4.63.20 (cherry-pick)

Version 4.4.63.20 (cherry-pick)

Merged 6802c4b921fdc717227fec996e6988ff12a93c1b
Merged d05538827e32ebfed5297653266d65c11e438148
Merged 879550ce0f8d3cffb519440101a4026635bc6026
Merged 3c9c7748c386d967762116de53e31dd1d24f8627

[arm] Remove unused jump_elimination_allowed parameter to Assembler::branch_offset().

[arm] Fix missing CheckBuffer for branches.

[arm] Don't call branch_offset within CheckConstPool.

[arm] CheckConstPool between TurboFan instructions.

Conflicts resolved by manual patch

BUG=v8:4292, chromium:509666
LOG=N
R=bmeurer@chromium.org, jacob.bramley@arm.com

Committed: https://chromium.googlesource.com/v8/v8/+/15508c765bf761b7eee990c46f41446f0c241db2

[Benedikt Meurer, 2015-07-17 09:37:06]

lgtm

[Michael Hablich, 2015-07-17 09:41:06]

Committed patchset #1 (id:1) manually as
15508c765bf761b7eee990c46f41446f0c241db2.

[Michael Hablich, 2015-07-17 13:55:06]

A revert of this CL (patchset #1 id:1) has been created in
https://codereview.chromium.org/1238973009/ by hablich@chromium.org.

The reason for reverting is: Reverting because it resulted in errors on the
bots:

http://build.chromium.org/p/client.v8.branches/builders/V8%20arm%20-%20sim%20...

Jacob, can you have a look please? It seems a merge back to 4.4 is not that
straight-forward..

[jbramley, 2015-07-17 14:20:39]

On 2015/07/17 13:55:06, Hablich wrote:
> Jacob, can you have a look please? It seems a merge back to 4.4 is not that
> straight-forward..

Yep, I'll have a look.

[jbramley, 2015-07-17 16:14:48]

On 2015/07/17 13:55:06, Hablich wrote:
> Jacob, can you have a look please? It seems a merge back to 4.4 is not that
> straight-forward..

See https://codereview.chromium.org/1227403006/

It makes sense on master and, if cherry-picked onto 4.4.63.20 it passes
arm.optdebug.check.