[turbofan] Lower calls to the Number constructor in JSCallReducer.

[turbofan] Lower calls to the Number constructor in JSCallReducer.

The expression Number(x) is essentially equivalent to ToNumber(x),
so just lower to JSToNumber in the JSCallReducer and let typing
and typed lowering take care of optimizations.

R=jarin@chromium.org

Committed: https://crrev.com/832424cf73c98b38421c4b2e3da8c0e02a127791
Cr-Commit-Position: refs/heads/master@{#32596}

[Benedikt Meurer, 2015-12-04 05:30:35]

Hey Jaro,

Easy optimization (thanks to TurboFan).
Please take a look.

Thanks,
Benedikt

[Jarin, 2015-12-04 06:02:39]

lgtm

[Benedikt Meurer, 2015-12-04 06:03:18]

The CQ bit was checked by bmeurer@chromium.org

[commit-bot: I haz the power, 2015-12-04 06:03:22]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1497903002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1497903002/1

[commit-bot: I haz the power, 2015-12-04 06:04:24]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-12-04 06:04:49]

Description was changed from

==========
[turbofan] Lower calls to the Number constructor in JSCallReducer.

The expression Number(x) is essentially equivalent to ToNumber(x),
so just lower to JSToNumber in the JSCallReducer and let typing
and typed lowering take care of optimizations.

R=jarin@chromium.org
==========

to

==========
[turbofan] Lower calls to the Number constructor in JSCallReducer.

The expression Number(x) is essentially equivalent to ToNumber(x),
so just lower to JSToNumber in the JSCallReducer and let typing
and typed lowering take care of optimizations.

R=jarin@chromium.org

Committed: https://crrev.com/832424cf73c98b38421c4b2e3da8c0e02a127791
Cr-Commit-Position: refs/heads/master@{#32596}
==========

[commit-bot: I haz the power, 2015-12-04 06:04:50]

Patchset 1 (id:??) landed as
https://crrev.com/832424cf73c98b38421c4b2e3da8c0e02a127791
Cr-Commit-Position: refs/heads/master@{#32596}