/**
* @return a pointer to an object Atom whose members are
* the active locals for this frame.
*/
bool DebugStackFrame::locals(Atom*& ar, int& count)
{
bool worked = true;
if (trace->framep() && trace->info())
{
int firstLocal, pastLastLocal;
localBounds(&firstLocal, &pastLastLocal);
count = pastLastLocal - firstLocal;
AvmAssert(count >= 0);
if ((count > 0) && debugger)
{
// frame looks like [this][param0...paramN][local0...localN]
ar = (Atom*) debugger->core->GetGC()->Calloc(count, sizeof(Atom), GC::kContainsPointers|GC::kZero);
MethodInfo* info = trace->info();
info->boxLocals(trace->framep(), firstLocal, trace->types(), ar, 0, count);
// If NEED_REST or NEED_ARGUMENTS is set, and the jit is being used, then the first
// local is actually not an atom at all -- it is an ArrayObject*. So, we need to
// convert it to an atom. (If the interpreter is being used instead of the jit, then
// it is stored as an atom.)
if (info->needRestOrArguments())
{
int atomType = atomKind(ar[0]);
if (atomType == 0) // 0 is not a legal atom type, so ar[0] is not an atom
{
ScriptObject* obj = (ScriptObject*)ar[0];
ar[0] = obj->atom();
}
}
}
}
else
{
worked = false;
count = 0;
}
return worked;
}
/**
* @return a pointer to an object Atom whose members are
* the arguments passed into a function for this frame
*/
bool DebugStackFrame::arguments(Atom*& ar, int& count)
{
bool worked = true;
if (trace->framep() && trace->info())
{
int firstArgument, pastLastArgument;
argumentBounds(&firstArgument, &pastLastArgument);
count = pastLastArgument - firstArgument;
if ((count > 0) && debugger)
{
// pull the args into an array -- skip [0] which is [this]
ar = (Atom*) debugger->core->GetGC()->Calloc(count, sizeof(Atom), GC::kContainsPointers|GC::kZero);
MethodInfo* info = trace->info();
info->boxLocals(trace->framep(), firstArgument, trace->types(), ar, 0, count);
}
}
else
{
worked = false;
count = 0;
}
return worked;
}