#include <FUValidator.hh>

Collaboration diagram for FUValidator:

Static Public Member Functions
static void	checkOperandBindings (const TTAMachine::FunctionUnit &fu, MachineValidatorResults &results)

static void	checkOperations (const TTAMachine::FunctionUnit &fu, MachineValidatorResults &results)

Private Member Functions
	FUValidator ()

Detailed Description

Validator for function units.

Definition at line 45 of file FUValidator.hh.

Constructor & Destructor Documentation

◆ FUValidator()

FUValidator::FUValidator ( )

private

Member Function Documentation

◆ checkOperandBindings()

void FUValidator::checkOperandBindings	(	const TTAMachine::FunctionUnit &	fu,
		MachineValidatorResults &	results
	)

static

Checks that the operands used in the operations of the given FU are bound to some port.

Parameters

fu	The function unit.
results	Results of the validation are added to the given instance.

Definition at line 54 of file FUValidator.cc.

                                      {
 
    for (int i = 0; i < fu.operationCount(); i++) {
        HWOperation* operation = fu.operation(i);
        ExecutionPipeline* pLine = operation->pipeline();
        ExecutionPipeline::OperandSet usedOperands;
        for (int i = 0; i < pLine->latency(); i++) {
            ExecutionPipeline::OperandSet readOperands =
                pLine->readOperands(i);
            ExecutionPipeline::OperandSet writtenOperands =
                pLine->writtenOperands(i);
            usedOperands.insert(
                readOperands.begin(), readOperands.end());
            usedOperands.insert(
                writtenOperands.begin(), writtenOperands.end());
        }
 
 
        for (ExecutionPipeline::OperandSet::const_iterator iter =
                 usedOperands.begin();
             iter != usedOperands.end(); iter++) {
            int io = *iter;
            FUPort* port = operation->port(io);
            if (port == NULL) {
                boost::format errorMsg(
                    "IO number %1% is not bound to any port in "
                    "operation %2% in FU %3%.");
                errorMsg % io % operation->name() % fu.name();
                results.addError(
                    MachineValidator::USED_IO_NOT_BOUND, errorMsg.str());
            }
        }
    }
}

References MachineValidatorResults::addError(), TTAMachine::ExecutionPipeline::latency(), TTAMachine::HWOperation::name(), TTAMachine::Component::name(), TTAMachine::FunctionUnit::operation(), TTAMachine::FunctionUnit::operationCount(), TTAMachine::HWOperation::pipeline(), TTAMachine::HWOperation::port(), TTAMachine::ExecutionPipeline::readOperands(), MachineValidator::USED_IO_NOT_BOUND, and TTAMachine::ExecutionPipeline::writtenOperands().

Referenced by HDB::HDBManager::addFUArchitecture(), and MachineValidator::checkOperandBindings().

Here is the call graph for this function:

◆ checkOperations()

void FUValidator::checkOperations	(	const TTAMachine::FunctionUnit &	fu,
		MachineValidatorResults &	results
	)

static

Checks that the FU has at least one operation which is valid, i.e. has at least one triggering input port

Parameters

fu	The function unit.
results	Results of the validation are added to the given instance.

Definition at line 100 of file FUValidator.cc.

                                      {
 
    for (int i = 0; i < fu.operationCount(); i++) {
        HWOperation* operation = fu.operation(i);
        ExecutionPipeline* pLine = operation->pipeline();
        ExecutionPipeline::OperandSet usedOperands;
        for (int i = 0; i < pLine->latency(); i++) {
            ExecutionPipeline::OperandSet readOperands =
                pLine->readOperands(i);
            for (ExecutionPipeline::OperandSet::const_iterator iter =
                    readOperands.begin(); iter != readOperands.end(); iter++) {
                FUPort* port = operation->port(*iter);
                if (port != NULL && port->isTriggering()) {
                    return;
                }
            }
        }
    }
 
    boost::format errorMsg("FU %1% has no valid operations.");
    errorMsg % fu.name();
    results.addError(MachineValidator::FU_NO_VALID_OPERATIONS, errorMsg.str());
}

References MachineValidatorResults::addError(), MachineValidator::FU_NO_VALID_OPERATIONS, TTAMachine::FUPort::isTriggering(), TTAMachine::ExecutionPipeline::latency(), TTAMachine::Component::name(), TTAMachine::FunctionUnit::operation(), TTAMachine::FunctionUnit::operationCount(), TTAMachine::HWOperation::pipeline(), TTAMachine::HWOperation::port(), and TTAMachine::ExecutionPipeline::readOperands().

Referenced by HDB::HDBManager::addFUArchitecture().