[turbofan] Improve constant-folding for typeof.

[turbofan] Improve constant-folding for typeof.

Especially support constant-folding typeof for detectable and
undetectable receivers.

BUG=v8:5267, v8:5270
R=jarin@chromium.org

Review-Url: https://codereview.chromium.org/2646743002
Cr-Commit-Position: refs/heads/master@{#42494}
Committed: https://chromium.googlesource.com/v8/v8/+/c9a980d59ace8c9e7c2a947268e6ddf4db5419f3

[Benedikt Meurer, 2017-01-19 09:51:49]

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

[commit-bot: I haz the power, 2017-01-19 09:51:52]

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

[Benedikt Meurer, 2017-01-19 09:53:36]

Hey Jaro,

Here's an easy one that we missed.
Please take a look.

Thanks,
Benedikt

[Jarin, 2017-01-19 09:56:53]

lgtm

[Benedikt Meurer, 2017-01-19 10:01:09]

The CQ bit was unchecked by bmeurer@chromium.org

[Benedikt Meurer, 2017-01-19 10:01:12]

The CQ bit was checked by bmeurer@chromium.org

[commit-bot: I haz the power, 2017-01-19 10:01:23]

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, 2017-01-19 10:26:18]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1484820072674210, "parent_rev":
"76828375010edaad9504acab15799b0c7f473835", "commit_rev":
"c9a980d59ace8c9e7c2a947268e6ddf4db5419f3"}

[commit-bot: I haz the power, 2017-01-19 10:26:23]

Description was changed from

==========
[turbofan] Improve constant-folding for typeof.

Especially support constant-folding typeof for detectable and
undetectable receivers.

BUG=v8:5267,v8:5270
R=jarin@chromium.org
==========

to

==========
[turbofan] Improve constant-folding for typeof.

Especially support constant-folding typeof for detectable and
undetectable receivers.

BUG=v8:5267,v8:5270
R=jarin@chromium.org

Review-Url: https://codereview.chromium.org/2646743002
Cr-Commit-Position: refs/heads/master@{#42494}
Committed:
https://chromium.googlesource.com/v8/v8/+/c9a980d59ace8c9e7c2a947268e6ddf4db5...
==========

[commit-bot: I haz the power, 2017-01-19 10:26:24]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/v8/v8/+/c9a980d59ace8c9e7c2a947268e6ddf4db5...