[ast] Annotate some nodes with number of yields.

[ast] Annotate some nodes with number of yields.

Annotate generator functions and loops therein with the number of contained
yields.  This information will eventually be used by the bytecode generator.

R=bmeurer@chromium.org
BUG=v8:4907
LOG=n

Committed: https://crrev.com/9e99c92c22125d01da4e478dc48dc87e1b3a07bc
Cr-Commit-Position: refs/heads/master@{#35439}

[neis, 2016-04-13 09:54:27]

https://codereview.chromium.org/1877403003/diff/1/src/ast/ast-numbering.cc
File src/ast/ast-numbering.cc (right):

https://codereview.chromium.org/1877403003/diff/1/src/ast/ast-numbering.cc#ne...
src/ast/ast-numbering.cc:396: Visit(node->enumerable());  // Not part of loop.
Here I'm changing the order of visits, for convenience.  I'm assuming this is
fine.

[Benedikt Meurer, 2016-04-13 09:56:32]

lgtm

[neis, 2016-04-13 10:18:41]

The CQ bit was checked by neis@chromium.org

[commit-bot: I haz the power, 2016-04-13 10:18:47]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1877403003/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1877403003/1

[commit-bot: I haz the power, 2016-04-13 10:41:45]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-04-13 10:42:36]

Description was changed from

==========
[ast] Annotate some nodes with number of yields.

Annotate generator functions and loops therein with the number of contained
yields.  This information will eventually be used by the bytecode generator.

R=bmeurer@chromium.org
BUG=v8:4907
LOG=n
==========

to

==========
[ast] Annotate some nodes with number of yields.

Annotate generator functions and loops therein with the number of contained
yields.  This information will eventually be used by the bytecode generator.

R=bmeurer@chromium.org
BUG=v8:4907
LOG=n

Committed: https://crrev.com/9e99c92c22125d01da4e478dc48dc87e1b3a07bc
Cr-Commit-Position: refs/heads/master@{#35439}
==========

[commit-bot: I haz the power, 2016-04-13 10:42:37]

Patchset 1 (id:??) landed as
https://crrev.com/9e99c92c22125d01da4e478dc48dc87e1b3a07bc
Cr-Commit-Position: refs/heads/master@{#35439}