RFR(XXS): 8227338: templateInterpreter.cpp: copy_table() needs to be safer

[Kim Barrett]

> On Jul 8, 2019, at 7:00 PM, Kim Barrett <kim.barrett at oracle.com> wrote:
>    Copy::disjoint_words_atomic(const HeapWord* from,volatile HeapWord* to, size_t count)

Or maybe

    Copy::disjoint_words_atomic(const volatile HeapWord* from, volatile HeapWord* to, size_t count)