[arm] Assembler support for internal references.

[arm] Assembler support for internal references.

BUG=v8:3872
LOG=n
R=verwaest@chromium.org

Committed: https://chromium.googlesource.com/v8/v8/+/49cbe537e715c960fb9773af2e240133726f465b

Committed: https://crrev.com/5d72955afc7e4f635ae6611e090a63f5a6665dea
Cr-Commit-Position: refs/heads/master@{#26476}

[Benedikt Meurer, 2015-02-06 05:45:01]

bmeurer@chromium.org changed reviewers:
+ svenpanne@chromium.org

[Benedikt Meurer, 2015-02-06 05:45:03]

PTAL

[Toon Verwaest, 2015-02-06 07:14:23]

verwaest@chromium.org changed reviewers:
+ verwaest@chromium.org

[Toon Verwaest, 2015-02-06 07:14:24]

lgtm. A comment about the encoding would be nice though.

[commit-bot: I haz the power, 2015-02-06 07:21:31]

Patchset 1 (id:??) landed as
https://crrev.com/49cbe537e715c960fb9773af2e240133726f465b
Cr-Commit-Position: refs/heads/master@{#26475}

[Benedikt Meurer, 2015-02-06 07:21:31]

Committed patchset #1 (id:1) manually as
49cbe537e715c960fb9773af2e240133726f465b (presubmit successful).

[Benedikt Meurer, 2015-02-06 07:35:52]

A revert of this CL (patchset #1 id:1) has been created in
https://codereview.chromium.org/868803010/ by bmeurer@chromium.org.

The reason for reverting is: Android GN build broken..

[Benedikt Meurer, 2015-02-06 07:36:35]

New patchsets have been uploaded after l-g-t-m from verwaest@chromium.org

[commit-bot: I haz the power, 2015-02-06 07:39:57]

Patchset 2 (id:??) landed as
https://crrev.com/5d72955afc7e4f635ae6611e090a63f5a6665dea
Cr-Commit-Position: refs/heads/master@{#26476}

[Benedikt Meurer, 2015-02-06 07:39:58]

Committed patchset #2 (id:20001) manually as
5d72955afc7e4f635ae6611e090a63f5a6665dea (tree was closed).

[Benedikt Meurer, 2015-02-06 07:41:13]

Ups, that was not intended to be relanded this way... sorry for the confusion.
The second version just fixes the bit pattern.