S390: Fix CEBR sim to treat operands as floats

S390: Fix CEBR sim to treat operands as floats

Fix bug in simulator which incorrectly interpreted the operands
for CEBR (Float32 compare) as 64-bit doubles.  Add missing
disassembler case for CEBR as well.

R=jyan@ca.ibm.com,michael_dawson@ca.ibm.com,mbrandy@us.ibm.com
BUG=

Committed: https://crrev.com/27df7757e52310ab3311175d4a7fe8da73c4e3e3
Cr-Commit-Position: refs/heads/master@{#35106}

[JoranSiu, 2016-03-29 03:40:24]

The CQ bit was checked by joransiu@ca.ibm.com to run a CQ dry run

[commit-bot: I haz the power, 2016-03-29 03:40:27]

Dry run: CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1844473002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1844473002/1

[commit-bot: I haz the power, 2016-03-29 04:00:57]

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

[commit-bot: I haz the power, 2016-03-29 04:01:06]

Dry run: This issue passed the CQ dry run.

[john.yan, 2016-03-29 12:44:53]

lgtm

[JoranSiu, 2016-03-29 13:06:14]

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

[commit-bot: I haz the power, 2016-03-29 13:06:17]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1844473002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1844473002/1

[commit-bot: I haz the power, 2016-03-29 13:14:38]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-03-29 13:15:25]

Description was changed from

==========
S390: Fix CEBR sim to treat operands as floats

Fix bug in simulator which incorrectly interpreted the operands
for CEBR (Float32 compare) as 64-bit doubles.  Add missing
disassembler case for CEBR as well.

R=jyan@ca.ibm.com,michael_dawson@ca.ibm.com,mbrandy@us.ibm.com
BUG=
==========

to

==========
S390: Fix CEBR sim to treat operands as floats

Fix bug in simulator which incorrectly interpreted the operands
for CEBR (Float32 compare) as 64-bit doubles.  Add missing
disassembler case for CEBR as well.

R=jyan@ca.ibm.com,michael_dawson@ca.ibm.com,mbrandy@us.ibm.com
BUG=

Committed: https://crrev.com/27df7757e52310ab3311175d4a7fe8da73c4e3e3
Cr-Commit-Position: refs/heads/master@{#35106}
==========

[commit-bot: I haz the power, 2016-03-29 13:15:26]

Patchset 1 (id:??) landed as
https://crrev.com/27df7757e52310ab3311175d4a7fe8da73c4e3e3
Cr-Commit-Position: refs/heads/master@{#35106}