public Frame getCurrentFrameGuess(JavaThread thread, Address addr) {
ThreadProxy t = getThreadProxy(addr);
X86ThreadContext context = (X86ThreadContext) t.getContext();
X86CurrentFrameGuess guesser = new X86CurrentFrameGuess(context, thread);
if (!guesser.run(GUESS_SCAN_RANGE)) {
return null;
}
if (guesser.getPC() == null) {
return new X86Frame(guesser.getSP(), guesser.getFP());
} else {
return new X86Frame(guesser.getSP(), guesser.getFP(), guesser.getPC());
}
}
public Address getLastSP(Address addr) {
ThreadProxy t = getThreadProxy(addr);
X86ThreadContext context = (X86ThreadContext) t.getContext();
return context.getRegisterAsAddress(X86ThreadContext.ESP);
}