Restore fp after calling JNI method in allstubs interpreter

The allstubs interpreter uses self->interpSave.curFrame as fp.
The invokeMethod native code sets self->interpSave.curFrame directly
effectively updating fp, so restore fp after the call has completed.

Change-Id: I0ffb15b71a48c2780251bbcd66e551bb0a52fe94
Signed-off-by: Chris Dearman <chris@mips.com>
5 files changed