[wasm] Define the FP return register for X87.

[wasm] Define the FP return register for X87.

  The FP parameters for X87 should be put in stack and the FP return value
  should be put in stX_0 register.

  So this CL defines the FP_RETURN_REGISTERS as stX_0 only.

BUG=

Committed: https://crrev.com/007de5d2138d41102db99ec35e3c4cdde93e47df
Cr-Commit-Position: refs/heads/master@{#33110}

[zhengxing.li, 2015-12-25 07:19:19]

zhengxing.li@intel.com changed reviewers:
+ bradnelson@chromium.org, chunyang.dai@intel.com, mstarzinger@chromium.org,
weiliang.lin@intel.com

[zhengxing.li, 2015-12-25 07:19:19]

PTAL, Thanks!

[Weiliang, 2015-12-28 05:59:17]

lgtm, but still need google's comment

[bradnelson, 2016-01-04 23:08:29]

lgtm, but you'll need someone else to lg for commit.

[Benedikt Meurer, 2016-01-05 10:20:22]

bmeurer@chromium.org changed reviewers:
+ bmeurer@chromium.org

[Benedikt Meurer, 2016-01-05 10:20:23]

LGTM (rubber-stamped)

[zhengxing.li, 2016-01-05 10:37:14]

The CQ bit was checked by zhengxing.li@intel.com

[commit-bot: I haz the power, 2016-01-05 10:37:20]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1545203002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1545203002/1

[commit-bot: I haz the power, 2016-01-05 11:22:00]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-01-05 11:22:29]

Description was changed from

==========
[wasm] Define the FP return register for X87.

  The FP parameters for X87 should be put in stack and the FP return value
  should be put in stX_0 register.

  So this CL defines the FP_RETURN_REGISTERS as stX_0 only.

BUG=
==========

to

==========
[wasm] Define the FP return register for X87.

  The FP parameters for X87 should be put in stack and the FP return value
  should be put in stX_0 register.

  So this CL defines the FP_RETURN_REGISTERS as stX_0 only.

BUG=

Committed: https://crrev.com/007de5d2138d41102db99ec35e3c4cdde93e47df
Cr-Commit-Position: refs/heads/master@{#33110}
==========

[commit-bot: I haz the power, 2016-01-05 11:22:30]

Patchset 1 (id:??) landed as
https://crrev.com/007de5d2138d41102db99ec35e3c4cdde93e47df
Cr-Commit-Position: refs/heads/master@{#33110}