Add HArrayBufferNotNeutered instruction

Add HArrayBufferNotNeutered instruction

This instruction can be hoisted out of loops even though it contains a branch.

BUG=v8:3996
R=bmeurer@chromium.org
LOG=n

Committed: https://crrev.com/a2e6f970c766c4e197a20eb7badd251757249355
Cr-Commit-Position: refs/heads/master@{#28109}

[dcarney, 2015-04-28 13:02:27]

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

[dcarney, 2015-04-28 13:02:28]

lgtm

[jochen (gone - plz use gerrit), 2015-04-28 13:40:50]

The CQ bit was checked by jochen@chromium.org

[commit-bot: I haz the power, 2015-04-28 13:40:59]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1108313003/60001

[commit-bot: I haz the power, 2015-04-28 13:43:01]

Committed patchset #4 (id:60001)

[commit-bot: I haz the power, 2015-04-28 13:43:10]

Patchset 4 (id:??) landed as
https://crrev.com/a2e6f970c766c4e197a20eb7badd251757249355
Cr-Commit-Position: refs/heads/master@{#28109}

[Sven Panne, 2015-04-28 13:45:15]

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

[Sven Panne, 2015-04-28 13:45:16]

Late DBC...

https://codereview.chromium.org/1108313003/diff/60001/src/x64/lithium-codegen...
File src/x64/lithium-codegen-x64.cc (right):

https://codereview.chromium.org/1108313003/diff/60001/src/x64/lithium-codegen...
src/x64/lithium-codegen-x64.cc:5174: DeoptimizeIf(not_zero, instr,
Deoptimizer::kOutOfBounds);
Would it be worth introducing a new deopt message instead of kOutOfBounds? As it
is, things might be confusing for users...