RFR (XS): 8010460: Interpreter on some platforms loads ConstMethod::_max_stack and misses extra stack slots for JSR 292

[Roland Westrelin]

Here is a new webrev:

http://cr.openjdk.java.net/~roland/8010460/webrev.02/

It includes Volker's suggestions.
The cpp interpreter is broken so I couldn't even test that it compiles.

Roland.