RFR(XS): 8007959 Use expensive node logic for more math nodes

[Vladimir Kozlov]

Looks good.

Thanks,
Vladimir

On 2/12/13 6:12 AM, Roland Westrelin wrote:
> And the missing webrev:
>
> http://cr.openjdk.java.net/~roland/8007959/webrev.00/
>
> Roland.
>