internal IEnumerable <TraceVar> ObtainTraceVars(WorkerThread thread, Ela.Runtime.CallStack stack)
{
var sym = thread.Module.Symbols;
var mem = stack.Peek();
var locals = mem.Locals;
var captures = mem.Captures;
var off = thread.Offset;
var dr = new DebugReader(sym);
var scope = dr.FindScopeSym(off);
var vars = dr.FindVarSyms(off, scope).ToList();
var alls = new FastList <ElaValue[]>();
alls.AddRange(captures);
alls.Add(locals);
var count = alls.Count - 1;
var locs = alls[count];
var ret = new List <TraceVar>();
do
{
for (var i = 0; i < vars.Count; i++)
{
var v = vars[i];
var val = locs[v.Address];
if (((ElaVariableFlags)v.Flags & ElaVariableFlags.CompilerGenerated) != ElaVariableFlags.CompilerGenerated)
{
ret.Add(new TraceVar(v.Name, val, locs == locals));
}
}
var ns = dr.GetScopeSymByIndex(scope.ParentIndex);
if (ns.Index != scope.Index)
{
scope = ns;
vars = dr.FindVarSyms(off, scope).ToList();
if (scope.RuntimeScope && count > 0)
{
locs = alls[--count];
}
}
else
{
scope = null;
}
}while (scope != null);
return(ret);
}
public CallStack BuildCallStack(int currentOffset, CodeFrame errModule, ModuleFileInfo moduleFile, Stack <StackPoint> callChain)
{
var syms = new DebugReader(errModule.Symbols);
var frames = new List <CallFrame>();
var lp = syms.FindLineSym(currentOffset - 1);
var retval = new CallStack(
moduleFile,
lp != null ? lp.Line : 0,
lp != null ? lp.Column : 0,
frames
);
if (callChain == null || callChain.Count == 0)
{
return(retval);
}
var mem = default(StackPoint);
var first = true;
var offset = 0;
do
{
mem = callChain.Pop();
var mod = Assembly.GetModuleName(mem.ModuleHandle);
syms = new DebugReader(Assembly.GetModule(mem.ModuleHandle).Symbols);
offset = first ? currentOffset - 1 : mem.BreakAddress - 1;
var glob = callChain.Count == 0 || offset < 0;
var funSym = !glob?syms.FindFunSym(offset) : null;
var line = syms != null && offset > 0 ? syms.FindLineSym(offset) : null;
frames.Add(new CallFrame(glob, mod,
funSym != null ?
funSym.Name != null ? funSym.Name : String.Format(FUNC_PARS, funSym.Parameters) :
glob ? null : FUNC,
offset, line));
first = false;
}while (callChain.Count > 0 && offset > 0);
return(retval);
}
