Reland of "MIPS64: Fix trunc_l_[s,d] in simulator."

Reland of "MIPS64: Fix trunc_l_[s,d] in simulator."

The trunc_l_[s,d] instructions incorrectly returns success when the input is INT64_MAX.

TEST=test-run-machops/RunTryTruncateFloat32ToInt64WithCheck,test-run-machops/RunTryTruncateFloat64ToInt64WithCheck
BUG=

Committed: https://crrev.com/e93b83069dc8103ba2e4111a206307c5e7187776
Cr-Commit-Position: refs/heads/master@{#32990}

[akos.palfi.imgtec, 2015-12-21 18:58:04]

akos.palfi@imgtec.com changed reviewers:
+ ahaas@chromium.org, balazs.kilvady@imgtec.com, paul.lind@imgtec.com

[akos.palfi.imgtec, 2015-12-21 18:58:05]

PTAL.

[balazs.kilvady, 2015-12-21 19:05:48]

LGTM

[akos.palfi.imgtec, 2015-12-21 19:23:36]

The CQ bit was checked by akos.palfi@imgtec.com

[commit-bot: I haz the power, 2015-12-21 19:23:40]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1542673002/20001
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1542673002/20001

[commit-bot: I haz the power, 2015-12-21 19:41:25]

Committed patchset #2 (id:20001)

[commit-bot: I haz the power, 2015-12-21 19:41:42]

Description was changed from

==========
Reland of "MIPS64: Fix trunc_l_[s,d] in simulator."

The trunc_l_[s,d] instructions incorrectly returns success when the input is
INT64_MAX.

TEST=test-run-machops/RunTryTruncateFloat32ToInt64WithCheck,test-run-machops/RunTryTruncateFloat64ToInt64WithCheck
BUG=
==========

to

==========
Reland of "MIPS64: Fix trunc_l_[s,d] in simulator."

The trunc_l_[s,d] instructions incorrectly returns success when the input is
INT64_MAX.

TEST=test-run-machops/RunTryTruncateFloat32ToInt64WithCheck,test-run-machops/RunTryTruncateFloat64ToInt64WithCheck
BUG=

Committed: https://crrev.com/e93b83069dc8103ba2e4111a206307c5e7187776
Cr-Commit-Position: refs/heads/master@{#32990}
==========

[commit-bot: I haz the power, 2015-12-21 19:41:42]

Patchset 2 (id:??) landed as
https://crrev.com/e93b83069dc8103ba2e4111a206307c5e7187776
Cr-Commit-Position: refs/heads/master@{#32990}