internal static void VisitBinaryVectorValueChange(VCDLexer lexer, ReadOnlySpan <byte> valueText, IDToVarDef idToVariable, SimPass pass, BitAllocator bitAlloc)
{
(UnsafeMemory <BitState> bits, bool isValidBinary) = ToBitStates(valueText, bitAlloc);
var id = lexer.NextWordAsMem();
if (idToVariable.TryGetValue(id, out List <VarDef>?variables))
{
pass.BinValue = new BinaryVarValue(bits, variables, isValidBinary);
}
else
{
throw new Exception($"Unknown variable identifier: {id}");
}
}
internal static void VisitScalarValueChange(ReadOnlyMemory <byte> text, IDToVarDef idToVariable, SimPass pass, BitAllocator bitAlloc)
{
UnsafeMemory <BitState> bits = bitAlloc.GetBits(1);
BitState bit = ToBitState(text.Span[0]);
var id = text.Slice(1);
bits.Span[0] = bit;
if (idToVariable.TryGetValue(id, out List <VarDef>?variable))
{
pass.BinValue = new BinaryVarValue(bits, variable, ((int)bit & 0b10) == 0);
}
else
{
throw new Exception($"Unknown variable identifier: {id}");
}
}
internal static void VisitRealVectorValueChange(VCDLexer lexer, ReadOnlySpan <byte> valueText, IDToVarDef idToVariable, SimPass pass, BitAllocator bitAlloc)
{
Span <char> chars = stackalloc char[valueText.Length];
valueText.CopyToCharArray(chars);
double value = double.Parse(chars, NumberStyles.Float, CultureInfo.InvariantCulture);
var id = lexer.NextWordAsMem();
if (idToVariable.TryGetValue(id, out List <VarDef>?variable))
{
pass.RealValue = new RealVarValue(value, variable);
}
else
{
throw new Exception($"Unknown variable identifier: {id}");
}
}
