[8u] backport of 8149543: range check CastII nodes should not be split through Phi

[Vladimir Kozlov]

Here is review thread for jdk9:
http://mail.openjdk.java.net/pipermail/hotspot-compiler-dev/2016-February/021222.html

http://cr.openjdk.java.net/~roland/8149543/webrev.01/

Thanks,
Vladimir

On 2/23/16 9:05 AM, Roland Westrelin wrote:
>> This request appears to be for a codereview along with push approval but I don't see a webrev for any changes that occurred in 8u. Does the patch apply cleanly? If so you likely don't need a codereview.
>>
>> If the patch doesn't apply cleanly please provide an updated webrev.
>>
>> Approved assuming the fix applies cleanly / you get a code review.
>
> The patch does apply cleanly. Sorry for the confusion.
>
> Roland.
>
>>
>> 	-Rob
>>
>> On 23/02/16 13:58, Roland Westrelin wrote:
>>> Hi,
>>>
>>> Please approve and review the following backport to 8u.
>>>
>>> 8149543 was pushed to jdk9 a week ago and it hasn’t caused any new failures during nightly testing. The change applies cleanly to 8u.
>>>
>>> https://bugs.openjdk.java.net/browse/JDK-8149543
>>> http://hg.openjdk.java.net/jdk9/hs-comp/hotspot/rev/a63cf6a69972
>>>
>>> Roland.
>>>
>