Avoid creating unnecessary branches in Hydrogen

Avoid creating unnecessary branches in Hydrogen

Committed: http://code.google.com/p/v8/source/detail?r=13704

[Yang, 2013-02-19 14:39:07]

https://codereview.chromium.org/12281019/diff/1/src/hydrogen-instructions.cc
File src/hydrogen-instructions.cc (right):

https://codereview.chromium.org/12281019/diff/1/src/hydrogen-instructions.cc#...
src/hydrogen-instructions.cc:2749: new(zone) HConstant(FACTORY->NewNumber(val,
TENURED),                          \
As discussed offline, there is no need to allocate in the double case either.

[Jakob Kummerow, 2013-02-21 08:46:26]

https://codereview.chromium.org/12281019/diff/1/src/hydrogen-instructions.cc
File src/hydrogen-instructions.cc (right):

https://codereview.chromium.org/12281019/diff/1/src/hydrogen-instructions.cc#...
src/hydrogen-instructions.cc:2749: new(zone) HConstant(FACTORY->NewNumber(val,
TENURED),                          \
On 2013/02/19 14:39:07, Yang wrote:
> As discussed offline, there is no need to allocate in the double case either.

Done.

[Yang, 2013-02-21 10:04:30]

On 2013/02/21 08:46:26, Jakob wrote:
> https://codereview.chromium.org/12281019/diff/1/src/hydrogen-instructions.cc
> File src/hydrogen-instructions.cc (right):
> 
>
https://codereview.chromium.org/12281019/diff/1/src/hydrogen-instructions.cc#...
> src/hydrogen-instructions.cc:2749: new(zone) HConstant(FACTORY->NewNumber(val,
> TENURED),                          \
> On 2013/02/19 14:39:07, Yang wrote:
> > As discussed offline, there is no need to allocate in the double case
either.
> 
> Done.

LGTM.

[Jakob Kummerow, 2013-02-21 11:29:57]

Committed patchset #2 manually as r13704 (presubmit successful).