[turbofan] Support for ConsString by escape analysis.

[turbofan] Support for ConsString by escape analysis.

This add support for ConsString objects allocated inline to the escape
analysis pass. The raw hash field in such strings needs special handling
similar to existing raw fields. This also contains materialization code
within the deoptimizer as usual.

R=bmeurer@chromium.org
TEST=mjsunit/regress/regress-crbug-648737
BUG=chromium:648737
Committed: https://crrev.com/b097c6c4f110f563c464c8ab498035ac19080801
Cr-Commit-Position: refs/heads/master@{#39594}

[Michael Starzinger, 2016-09-21 11:42:09]

The CQ bit was checked by mstarzinger@chromium.org to run a CQ dry run

[commit-bot: I haz the power, 2016-09-21 11:42:16]

Dry run: CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[Michael Starzinger, 2016-09-21 11:42:51]

Description was changed from

==========
[turbofan] Support for ConsString by escape analysis.

This add support for ConsString object allocated inline to the escape
analysis pass. The raw hash field in such strings needs special handling
similar to existing raw fields. This also contains materialization code
within the deoptimizer as usual.

R=bmeurer@chromium.org
TEST=mjsunit/regress/regress-crbug-648737
BUG=chromium:648737
==========

to

==========
[turbofan] Support for ConsString by escape analysis.

This add support for ConsString objects allocated inline to the escape
analysis pass. The raw hash field in such strings needs special handling
similar to existing raw fields. This also contains materialization code
within the deoptimizer as usual.

R=bmeurer@chromium.org
TEST=mjsunit/regress/regress-crbug-648737
BUG=chromium:648737
==========

[Benedikt Meurer, 2016-09-21 11:45:58]

lgtm

[commit-bot: I haz the power, 2016-09-21 12:08:00]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2016-09-21 12:08:00]

Dry run: This issue passed the CQ dry run.

[Michael Starzinger, 2016-09-21 12:26:26]

The CQ bit was checked by mstarzinger@chromium.org

[commit-bot: I haz the power, 2016-09-21 12:26:31]

CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[commit-bot: I haz the power, 2016-09-21 12:29:10]

Description was changed from

==========
[turbofan] Support for ConsString by escape analysis.

This add support for ConsString objects allocated inline to the escape
analysis pass. The raw hash field in such strings needs special handling
similar to existing raw fields. This also contains materialization code
within the deoptimizer as usual.

R=bmeurer@chromium.org
TEST=mjsunit/regress/regress-crbug-648737
BUG=chromium:648737
==========

to

==========
[turbofan] Support for ConsString by escape analysis.

This add support for ConsString objects allocated inline to the escape
analysis pass. The raw hash field in such strings needs special handling
similar to existing raw fields. This also contains materialization code
within the deoptimizer as usual.

R=bmeurer@chromium.org
TEST=mjsunit/regress/regress-crbug-648737
BUG=chromium:648737
==========

[commit-bot: I haz the power, 2016-09-21 12:29:11]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-09-21 12:30:11]

Description was changed from

==========
[turbofan] Support for ConsString by escape analysis.

This add support for ConsString objects allocated inline to the escape
analysis pass. The raw hash field in such strings needs special handling
similar to existing raw fields. This also contains materialization code
within the deoptimizer as usual.

R=bmeurer@chromium.org
TEST=mjsunit/regress/regress-crbug-648737
BUG=chromium:648737
==========

to

==========
[turbofan] Support for ConsString by escape analysis.

This add support for ConsString objects allocated inline to the escape
analysis pass. The raw hash field in such strings needs special handling
similar to existing raw fields. This also contains materialization code
within the deoptimizer as usual.

R=bmeurer@chromium.org
TEST=mjsunit/regress/regress-crbug-648737
BUG=chromium:648737

Committed: https://crrev.com/b097c6c4f110f563c464c8ab498035ac19080801
Cr-Commit-Position: refs/heads/master@{#39594}
==========

[commit-bot: I haz the power, 2016-09-21 12:30:11]

Patchset 1 (id:??) landed as
https://crrev.com/b097c6c4f110f563c464c8ab498035ac19080801
Cr-Commit-Position: refs/heads/master@{#39594}