public void Decode(PerHeapEventVersion Version)
{
// First decode the reasons that return us a generation number.
// It's the same in 4.0 and 4.5.
for (Condemned_Reason_Generation i = 0; i < Condemned_Reason_Generation.CRG_max; i++)
{
CondemnedReasonGroups[(int)i] = (byte)GetReasonWithGenNumber(i);
}
// Then decode the reasons that just indicate true or false.
for (Condemned_Reason_Condition i = 0; i < Condemned_Reason_Condition.CRC_max; i++)
{
if (GetReasonWithCondition(i, Version))
{
switch (i)
{
case Condemned_Reason_Condition.CRC_induced_fullgc_p:
CondemnedReasonGroups[(int)CondemnedReasonGroup.CRG_Induced] = (byte)InducedType.Blocking;
break;
case Condemned_Reason_Condition.CRC_induced_noforce_p:
CondemnedReasonGroups[(int)CondemnedReasonGroup.CRG_Induced] = (byte)InducedType.NotForced;
break;
case Condemned_Reason_Condition.CRC_low_ephemeral_p:
CondemnedReasonGroups[(int)CondemnedReasonGroup.CRG_Low_Ephemeral] = 1;
break;
case Condemned_Reason_Condition.CRC_low_card_p:
CondemnedReasonGroups[(int)CondemnedReasonGroup.CRG_Internal_Tuning] = 1;
break;
case Condemned_Reason_Condition.CRC_eph_high_frag_p:
CondemnedReasonGroups[(int)CondemnedReasonGroup.CRG_Fragmented_Ephemeral] = 1;
break;
case Condemned_Reason_Condition.CRC_max_high_frag_p:
CondemnedReasonGroups[(int)CondemnedReasonGroup.CRG_Fragmented_Gen2] = 1;
break;
case Condemned_Reason_Condition.CRC_max_high_frag_e_p:
CondemnedReasonGroups[(int)CondemnedReasonGroup.CRG_Fragmented_Gen1_To_Gen2] = 1;
break;
case Condemned_Reason_Condition.CRC_max_high_frag_m_p:
case Condemned_Reason_Condition.CRC_max_high_frag_vm_p:
CondemnedReasonGroups[(int)CondemnedReasonGroup.CRG_Fragmented_Gen2_High_Mem] = 1;
break;
case Condemned_Reason_Condition.CRC_max_gen1:
CondemnedReasonGroups[(int)CondemnedReasonGroup.CRG_Alloc_Exceeded] = 2;
break;
case Condemned_Reason_Condition.CRC_expand_fullgc_p:
CondemnedReasonGroups[(int)CondemnedReasonGroup.CRG_Expand_Heap] = 1;
break;
case Condemned_Reason_Condition.CRC_before_oom:
CondemnedReasonGroups[(int)CondemnedReasonGroup.CRG_GC_Before_OOM] = 1;
break;
case Condemned_Reason_Condition.CRC_gen2_too_small:
CondemnedReasonGroups[(int)CondemnedReasonGroup.CRG_Too_Small_For_BGC] = 1;
break;
case Condemned_Reason_Condition.CRC_before_bgc:
CondemnedReasonGroups[(int)CondemnedReasonGroup.CRG_Ephemeral_Before_BGC] = 1;
break;
default:
Debug.Assert(false, "Unexpected reason");
break;
}
}
}
}
private bool GetReasonWithCondition(Condemned_Reason_Condition Reason_Condition, PerHeapEventVersion Version)
{
bool ConditionIsSet = false;
if (Version == PerHeapEventVersion.V4_0)
{
Debug.Assert((int)Reason_Condition < 16);
ConditionIsSet = ((EncodedReasons.Reasons & (1 << (int)(Reason_Condition + 16))) != 0);
}
else
{
ConditionIsSet = ((EncodedReasons.ReasonsEx & (1 << (int)Reason_Condition)) != 0);
}
return ConditionIsSet;
}
private void GetVersion()
{
if (Version == PerHeapEventVersion.V0)
{
if (PerHeapHistories[0].V4_0)
Version = PerHeapEventVersion.V4_0;
else if (PerHeapHistories[0].V4_5)
{
Version = PerHeapEventVersion.V4_5;
Debug.Assert(PerHeapHistories[0].Version == 2);
}
else
{
Version = PerHeapEventVersion.V4_6;
Debug.Assert(PerHeapHistories[0].Version == 3);
}
}
}
