S390: First version of the new generators implementation.

S390: First version of the new generators implementation.

Port d0ccddd0324aa9391e76b611481bdc47f0f073de

Original commit message:
       First version of the new generators implementation.

       Behind --ignition-generators. Does not yet support Turbofan.

R=neis@chromium.org, joransiu@ca.ibm.com, mbrandy@us.ibm.com, michael_dawson@ca.ibm.com, bjaideep@ca.ibm.com
BUG=

Committed: https://crrev.com/a43b48fdd2a6ad51f755b2f4c3968e34e9aed009
Cr-Commit-Position: refs/heads/master@{#35636}

[JoranSiu, 2016-04-19 19:15:07]

lgtm

[john.yan, 2016-04-19 19:29:59]

The CQ bit was checked by jyan@ca.ibm.com

[commit-bot: I haz the power, 2016-04-19 19:30:09]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1899283002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1899283002/1

[commit-bot: I haz the power, 2016-04-19 19:48:10]

Committed patchset #1 (id:1)

[nodir1, 2016-04-22 18:43:22]

Description was changed from

==========
S390: First version of the new generators implementation.

Port d0ccddd0324aa9391e76b611481bdc47f0f073de

Original commit message:
       First version of the new generators implementation.

       Behind --ignition-generators. Does not yet support Turbofan.

R=neis@chromium.org, joransiu@ca.ibm.com, mbrandy@us.ibm.com,
michael_dawson@ca.ibm.com, bjaideep@ca.ibm.com
BUG=
==========

to

==========
S390: First version of the new generators implementation.

Port d0ccddd0324aa9391e76b611481bdc47f0f073de

Original commit message:
       First version of the new generators implementation.

       Behind --ignition-generators. Does not yet support Turbofan.

R=neis@chromium.org, joransiu@ca.ibm.com, mbrandy@us.ibm.com,
michael_dawson@ca.ibm.com, bjaideep@ca.ibm.com
BUG=

Committed: https://crrev.com/a43b48fdd2a6ad51f755b2f4c3968e34e9aed009
Cr-Commit-Position: refs/heads/master@{#35636}
==========

[nodir1, 2016-04-22 18:43:23]

Patchset 1 (id:??) landed as
https://crrev.com/a43b48fdd2a6ad51f755b2f4c3968e34e9aed009
Cr-Commit-Position: refs/heads/master@{#35636}