public void Memory(char action, string targetName, int paramCount)
{
uint crush;
switch (action)
{
case 's' when paramCount > 1: //set indexed
_opcodes.Add(NanTags.EncodeVariableRef(targetName, out crush));
AddSymbol(crush, targetName);
_opcodes.Add(NanTags.EncodeOpcode('m', 'S', (ushort)paramCount, 0));
break;
case 'g' when paramCount > 0: // get indexed
_opcodes.Add(NanTags.EncodeVariableRef(targetName, out crush));
AddSymbol(crush, targetName);
_opcodes.Add(NanTags.EncodeOpcode('m', 'G', (ushort)paramCount, 0));
break;
default:
NanTags.EncodeVariableRef(targetName, out crush);
AddSymbol(crush, targetName);
_opcodes.Add(NanTags.EncodeLongOpcode('m', action, crush));
break;
}
}
/// <summary>
/// Encode a compound compare
/// </summary>
/// <param name="operation">compare to do</param>
/// <param name="argCount">number of value-stack args to compare</param>
/// <param name="opCodeCount">opcodes to jump relative down if top if comparison result is false</param>
public void CompoundCompareJump(CmpOp operation, ushort argCount, ushort opCodeCount)
{
_opcodes.Add(NanTags.EncodeOpcode('C', (byte)operation, argCount, opCodeCount));
}
public void Return(int pCount)
{
_opcodes.Add(NanTags.EncodeOpcode('c', 'r', 0, (ushort)pCount));
}
/// <summary>
/// Function return that should not happen
/// </summary>
public void InvalidReturn()
{
_opcodes.Add(NanTags.EncodeOpcode('c', 't', 0, 0));
}
/// <summary>
/// Add a define-and-skip set of opcodes *before* merging in the compiled function opcodes.
/// </summary>
public void FunctionDefine(string functionName, int argCount, uint tokenCount)
{
_opcodes.Add(NanTags.EncodeVariableRef(functionName, out var crushed));
AddSymbol(crushed, functionName);
_opcodes.Add(NanTags.EncodeOpcode('f', 'd', (ushort)argCount, (ushort)tokenCount));
}
public void FunctionCall(string functionName, int parameterCount)
{
_opcodes.Add(NanTags.EncodeVariableRef(functionName, out _));
_opcodes.Add(NanTags.EncodeOpcode('f', 'c', (ushort)parameterCount, 0));
}
