void AddAlloc(AllocTick key, bool large, double val)
{
int id;
if (!m_typeMap.TryGetValue(key, out id))
{
id = m_typeMap.Count;
m_allocSites.Add(key);
m_typeMap[key] = id;
}
if (val < 0)
{
m_hasBadAllocTick = true;
}
if (m_hasBadAllocTick)
{
// Clap this between 90K and 110K (for small objs) and 90K to 2Meg (for large obects).
val = Math.Max(val, .090);
val = Math.Min(val, large ? 2 : .11);
}
m_allocSites[id].Add(large, val);
}
public void AllocationTick(GCAllocationTickTraceData data, bool large, double value)
{
AllocTick key = new AllocTick();
// May not have type name prior to 4.5
if (!String.IsNullOrEmpty(data.TypeName))
{
key.m_type = data.TypeName;
}
TraceCallStack stack = data.CallStack();
// Walk the call stack to find module above clr
while ((stack != null) && (stack.Caller != null) && stack.CodeAddress.ModuleName.IsClr())
{
stack = stack.Caller;
}
if (stack != null)
{
key.m_caller1 = stack.CodeAddress.CodeAddressIndex;
stack = stack.Caller;
// Walk call stack to find module above mscorlib
while ((stack != null) && (stack.Caller != null) && stack.CodeAddress.ModuleName.IsMscorlib())
{
stack = stack.Caller;
}
if (stack != null)
{
key.m_caller2 = stack.CodeAddress.CodeAddressIndex;
}
}
AddAlloc(key, large, value);
}
public void DrawAllocation(Renderer render)
{
double total = 0;
for (int i = 0; i < m_data.allocsites.Count; i++)
{
total += m_data.allocsites[i].Alloc;
}
double onePercent = total / 100;
double other = 0;
int y = 0;
for (int i = 0; i < m_data.allocsites.Count; i++)
{
double alloc = m_data.allocsites[i].Alloc;
if (alloc >= onePercent)
{
AllocTick key = m_data.allocsites[i];
string method = m_data.dataFile.GetMethodName(key.m_caller1);
render.DrawAlloc(y, alloc, alloc * 100 / total, key.m_type, method);
y++;
}
else
{
other += alloc;
}
}
render.DrawAlloc(y, other, other * 100 / total, "Other", String.Empty);
}