MIPS: Fix reg use in SIMD.js Add the other SIMD Phase 1 types.

MIPS: Fix reg use in SIMD.js Add the other SIMD Phase 1 types.

Port 7b9670b63b486ba3b6f8a569552d307282dbccfd

Only fails in debug builds.

TEST=mjsunit/harmony/simd
BUG=

Committed: https://crrev.com/880a6489547013ac5f1e36604f5a49fa9fff6ca3
Cr-Commit-Position: refs/heads/master@{#29993}

[paul.l..., 2015-08-04 03:58:17]

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

[paul.l..., 2015-08-04 03:58:17]

PTAL.

[balazs.kilvady, 2015-08-04 09:50:47]

LGTM.

[paul.l..., 2015-08-04 10:45:23]

The CQ bit was checked by paul.lind@imgtec.com

[commit-bot: I haz the power, 2015-08-04 10:45:28]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1264103005/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1264103005/1

[commit-bot: I haz the power, 2015-08-04 11:09:24]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-08-04 11:10:02]

Patchset 1 (id:??) landed as
https://crrev.com/880a6489547013ac5f1e36604f5a49fa9fff6ca3
Cr-Commit-Position: refs/heads/master@{#29993}