[12] RFR (S): 8210466: ARM: Modularize allocations in assembler

[Aleksei Voitylov]

Hi,

please review this patch which follows the changes on x86 and AARCH64:

Enhancement: https://bugs.openjdk.java.net/browse/JDK-8210466
Webrev: http://cr.openjdk.java.net/~avoitylov/webrev.8210466.01/

This patch is incremental to 8210465. Tested by HotSpot regression tests.

Original issue for x86 and AARCH64: 
https://bugs.openjdk.java.net/browse/JDK-8205336

Thanks,

-Aleksei