MIPS: Implement Neg_d and Neg_s instruction macros.

MIPS: Implement Neg_d and Neg_s instruction macros.

Implement Neg_d and Neg_s in macro-assembler.
Floating point negate instructions are removed in release 6.
On r2, these instructoin do not change the sign of NaN operands.

TEST=cctest/test-run-wasm/RunWasmCompiled_Float32Neg, cctest/test-run-wasm/RunWasmCompiled_Float64Neg
BUG=

Committed: https://crrev.com/e1c5d09bdac3302153e7c8427928dfbd5d4dd80a
Cr-Commit-Position: refs/heads/master@{#38749}

[Marija Antic, 2016-08-18 09:56:39]

marija.antic@imgtec.com changed reviewers:
+ akos.palfi@imgtec.com, balazs.kilvady@imgtec.com, ilija.pavlovic@imgtec.com,
ivica.bogosavljevic@imgtec.com, miran.karic.imgtec@gmail.com

[Marija Antic, 2016-08-18 09:56:40]

PTAL

[Marija Antic, 2016-08-18 09:56:57]

Description was changed from

==========
MIPS: Implement Neg_d and Neg_s instruction macros

Implement Neg_d and Neg_s in macro-assembler.
Floating point negate instructions are removed in release 6.
On r2, these instructoin do not change the sign of NaN operands.

TEST=cctest/test-run-wasm/RunWasmCompiled_Float32Neg,
cctest/test-run-wasm/RunWasmCompiled_Float64Neg
BUG=
==========

to

==========
MIPS: Implement Neg_d and Neg_s instruction macros.

Implement Neg_d and Neg_s in macro-assembler.
Floating point negate instructions are removed in release 6.
On r2, these instructoin do not change the sign of NaN operands.

TEST=cctest/test-run-wasm/RunWasmCompiled_Float32Neg,
cctest/test-run-wasm/RunWasmCompiled_Float64Neg
BUG=
==========

[akos.palfi.imgtec, 2016-08-19 10:16:04]

LGTM

[Marija Antic, 2016-08-19 10:51:07]

The CQ bit was checked by marija.antic@imgtec.com to run a CQ dry run

[commit-bot: I haz the power, 2016-08-19 10:51:09]

Dry run: CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[commit-bot: I haz the power, 2016-08-19 11:14:41]

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

[commit-bot: I haz the power, 2016-08-19 11:14:42]

Dry run: This issue passed the CQ dry run.

[Marija Antic, 2016-08-19 11:30:04]

The CQ bit was checked by marija.antic@imgtec.com

[commit-bot: I haz the power, 2016-08-19 11:30:12]

CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[commit-bot: I haz the power, 2016-08-19 11:32:24]

Description was changed from

==========
MIPS: Implement Neg_d and Neg_s instruction macros.

Implement Neg_d and Neg_s in macro-assembler.
Floating point negate instructions are removed in release 6.
On r2, these instructoin do not change the sign of NaN operands.

TEST=cctest/test-run-wasm/RunWasmCompiled_Float32Neg,
cctest/test-run-wasm/RunWasmCompiled_Float64Neg
BUG=
==========

to

==========
MIPS: Implement Neg_d and Neg_s instruction macros.

Implement Neg_d and Neg_s in macro-assembler.
Floating point negate instructions are removed in release 6.
On r2, these instructoin do not change the sign of NaN operands.

TEST=cctest/test-run-wasm/RunWasmCompiled_Float32Neg,
cctest/test-run-wasm/RunWasmCompiled_Float64Neg
BUG=
==========

[commit-bot: I haz the power, 2016-08-19 11:32:25]

Committed patchset #2 (id:20001)

[commit-bot: I haz the power, 2016-08-19 11:32:38]

Description was changed from

==========
MIPS: Implement Neg_d and Neg_s instruction macros.

Implement Neg_d and Neg_s in macro-assembler.
Floating point negate instructions are removed in release 6.
On r2, these instructoin do not change the sign of NaN operands.

TEST=cctest/test-run-wasm/RunWasmCompiled_Float32Neg,
cctest/test-run-wasm/RunWasmCompiled_Float64Neg
BUG=
==========

to

==========
MIPS: Implement Neg_d and Neg_s instruction macros.

Implement Neg_d and Neg_s in macro-assembler.
Floating point negate instructions are removed in release 6.
On r2, these instructoin do not change the sign of NaN operands.

TEST=cctest/test-run-wasm/RunWasmCompiled_Float32Neg,
cctest/test-run-wasm/RunWasmCompiled_Float64Neg
BUG=

Committed: https://crrev.com/e1c5d09bdac3302153e7c8427928dfbd5d4dd80a
Cr-Commit-Position: refs/heads/master@{#38749}
==========

[commit-bot: I haz the power, 2016-08-19 11:32:39]

Patchset 2 (id:??) landed as
https://crrev.com/e1c5d09bdac3302153e7c8427928dfbd5d4dd80a
Cr-Commit-Position: refs/heads/master@{#38749}