Method ReadRegister

core/adapters/dbgengadapter.cpp:917–975

}

DebugRegister DbgEngAdapter::ReadRegister(const std::string& reg)
{
	if (!m_debugRegisters)
		return DebugRegister {};

	unsigned long reg_index {};
	DEBUG_VALUE debug_value {};
	DEBUG_REGISTER_DESCRIPTION register_descriptor {};

	if (this->m_debugRegisters->GetIndexByName(reg.c_str(), &reg_index) != S_OK)
		return {};

	if (this->m_debugRegisters->GetValue(reg_index, &debug_value) != S_OK)
		return {};

	char buf[256];
	unsigned long reg_length {};
	if (this->m_debugRegisters->GetDescription(reg_index, buf, 256, &reg_length, &register_descriptor) != S_OK)
		return {};

	std::size_t width {};
	switch (register_descriptor.Type)
	{
	case DEBUG_VALUE_INT8:
		width = 8;
		break;
	case DEBUG_VALUE_INT16:
		width = 16;
		break;
	case DEBUG_VALUE_INT32:
		width = 32;
		break;
	case DEBUG_VALUE_INT64:
		width = 64;
		break;
	case DEBUG_VALUE_FLOAT32:
		width = 32;
		break;
	case DEBUG_VALUE_FLOAT64:
		width = 64;
		break;
	case DEBUG_VALUE_FLOAT80:
		width = 80;
		break;
	case DEBUG_VALUE_FLOAT128:
		width = 128;
		break;
	case DEBUG_VALUE_VECTOR64:
		width = 64;
		break;
	case DEBUG_VALUE_VECTOR128:
		width = 128;
		break;
	default:
		break;
	}

	return DebugRegister {reg, debug_value.I64, width, reg_index};