Function MipsCheckImmediate

pcsx2/DebugTools/MipsAssembler.cpp:278–341

bool MipsCheckImmediate(const char* Source, DebugInterface* cpu, int& dest, int& RetLen)
{
	char Buffer[512];
	int BufferPos = 0;
	int l;

	if (MipsGetRegister(Source,l, MipsRegisters) != -1)	// error
	{
		return false;
	}

	int SourceLen = 0;

	while (true)
	{
		if (*Source == '\'' && *(Source+2) == '\'')
		{
			Buffer[BufferPos++] = *Source++;
			Buffer[BufferPos++] = *Source++;
			Buffer[BufferPos++] = *Source++;
			SourceLen+=3;
			continue;
		}

		if (*Source == 0 || *Source == '\n' || *Source == ',')
		{
			Buffer[BufferPos] = 0;
			break;
		}
		if ( *Source == ' ' || *Source == '\t')
		{
			Source++;
			SourceLen++;
			continue;
		}


		if (*Source == '(')	// could be part of the opcode
		{
			if (MipsGetRegister(Source+1,l, MipsRegisters) != -1)	// end
			{
				Buffer[BufferPos] = 0;
				break;
			}
		}
		Buffer[BufferPos++] = *Source++;
		SourceLen++;
	}

	if (BufferPos == 0) return false;
	RetLen = SourceLen;

	PostfixExpression postfix;
	std::string error;
	if (!cpu->initExpression(Buffer,postfix,error))
		return false;

	u64 value;