On Tue, Oct 13, 2015 at 4:21 AM, Yong Wang <wangyong...@gmail.com> wrote:

> Hi everyone:
>
>    we are using V8.3.27.34.15
>

That's more than a year old and has known security issues. I wouldn't use
that to browse the web.


> in android device HUAWEI P8, and found that 64bit performance is lower
> than 32bit.
>    I think 64bit device should be faster.
>

Why?


>    below is benchmark score:
>
>    64 bit:
>    root@HWGRA:/data/local/tmp/v8 # ./d8_64 run.js
>
>    Richards: 5193
>    DeltaBlue: 7134
>    Crypto: 6045
>    RayTrace: 7237
>    EarleyBoyer: 4773
>    RegExp: 851
>    Splay: 4409
>    NavierStokes: 6287
>    ----
>    Score (version 7): 4546
>
>    32 bit:
>    root@HWGRA:/data/local/tmp/v8 # ./d8_32 run.js
>
>    Richards: 5299
>    DeltaBlue: 7729
>    Crypto: 5008
>    RayTrace: 8214
>    EarleyBoyer: 6442
>    RegExp: 893
>    Splay: 4735
>    NavierStokes: 4651
>    ----
>    Score (version 7): 4636
>
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