PPC: Fix simulator and re-enable wasm tests.

PPC: Fix simulator and re-enable wasm tests.

R=bradnelson@chromium.org, titzer@chromium.org, joransiu@ca.ibm.com, jyan@ca.ibm.com, michael_dawson@ca.ibm.com
BUG=

Committed: https://crrev.com/26f2f242d5acfc4efac7e06120bf4374e7df33aa
Cr-Commit-Position: refs/heads/master@{#33140}

[bradnelson, 2016-01-06 23:07:29]

lgtm

[MTBrandyberry, 2016-01-06 23:14:09]

The CQ bit was checked by mbrandy@us.ibm.com

[commit-bot: I haz the power, 2016-01-06 23:14:20]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1567753002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1567753002/1

[commit-bot: I haz the power, 2016-01-06 23:37:23]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-01-06 23:38:23]

Description was changed from

==========
PPC: Fix simulator and re-enable wasm tests.

R=bradnelson@chromium.org, titzer@chromium.org, joransiu@ca.ibm.com,
jyan@ca.ibm.com, michael_dawson@ca.ibm.com
BUG=
==========

to

==========
PPC: Fix simulator and re-enable wasm tests.

R=bradnelson@chromium.org, titzer@chromium.org, joransiu@ca.ibm.com,
jyan@ca.ibm.com, michael_dawson@ca.ibm.com
BUG=

Committed: https://crrev.com/26f2f242d5acfc4efac7e06120bf4374e7df33aa
Cr-Commit-Position: refs/heads/master@{#33140}
==========

[commit-bot: I haz the power, 2016-01-06 23:38:23]

Patchset 1 (id:??) landed as
https://crrev.com/26f2f242d5acfc4efac7e06120bf4374e7df33aa
Cr-Commit-Position: refs/heads/master@{#33140}