tree f6f4b68d5afc6551c61d3e86153878d9891ea13a
parent 3ddac99d4dc6a036fac59d8f0bdc664ef619fb04
author Ian Rogers <irogers@google.com> 1317969527 -0700
committer Ian Rogers <irogers@google.com> 1318012856 -0700

Spill possibly reference holding registers for runtime calls.

Live references may be in registers when we crawl a stack for GC during
a runtime call. Whilst an exception won't occur we need to save the
callee save registers into the frame so the stack crawl can find their
values. Create variants of the callee save method to save just the
registers that are necessary.

Change-Id: I6fa479bffcbc333fe846f9bd3ef2e626e0209ed9