ImmediateAnalyzer Class Reference

#include <ImmediateAnalyzer.hh>

Collaboration diagram for ImmediateAnalyzer:

Public Member Functions
	ImmediateAnalyzer ()=default
virtual	~ImmediateAnalyzer ()=default

Static Public Member Functions
static ImmInfo *	analyze (const TTAMachine::Machine &mach)

Static Private Member Functions
static void	analyzeImmediateCapabilitiesForFU (const TTAMachine::FunctionUnit &fu, ImmInfo &result)
static void	analyzeImmediateCapabilitiesForOperation (const TTAMachine::HWOperation &hwop, ImmInfo &result)

Detailed Description

Definition at line 50 of file ImmediateAnalyzer.hh.

Constructor & Destructor Documentation

ImmediateAnalyzer()

ImmediateAnalyzer::ImmediateAnalyzer ( )

default

~ImmediateAnalyzer()

virtual ImmediateAnalyzer::~ImmediateAnalyzer ( )

virtualdefault

Member Function Documentation

analyze()

ImmInfo * ImmediateAnalyzer::analyze ( const TTAMachine::Machine &  mach )

static

Collects short immediate capabilities of the machine.

Parameters

mach	The machine.

Definition at line 60 of file ImmediateAnalyzer.cc.

                                                        {
    std::unique_ptr<ImmInfo> result(new ImmInfo);
 
    for (const FunctionUnit* fu : mach.functionUnitNavigator()) {
        analyzeImmediateCapabilitiesForFU(*fu, *result);
    }
 
    analyzeImmediateCapabilitiesForFU(*mach.controlUnit(), *result);
    // ^ todo: fix this. operations of CU are not getting included in analysis.
 
    //todo: remove duplicates (entries with identical (key, value pairs)).
 
 
    return result.release();
}

References TTAMachine::Machine::controlUnit(), and TTAMachine::Machine::functionUnitNavigator().

Referenced by TDGen::TDGen().

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analyzeImmediateCapabilitiesForFU()

void ImmediateAnalyzer::analyzeImmediateCapabilitiesForFU ( const TTAMachine::FunctionUnit &  fu, ImmInfo &  result  )

staticprivate

Collects short immediate capabilities for each operation in the FU.

Parameters

fu	The function unit.
result	The short immediate analysis result object where the capabilities are inserted into.

Definition at line 85 of file ImmediateAnalyzer.cc.

                                                       {
 
    for (int i = 0; i < fu.operationCount(); i++) {
        HWOperation& hwop = *fu.operation(i);
        analyzeImmediateCapabilitiesForOperation(hwop, result);
    }
}

References TTAMachine::FunctionUnit::operation(), and TTAMachine::FunctionUnit::operationCount().

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analyzeImmediateCapabilitiesForOperation()

void ImmediateAnalyzer::analyzeImmediateCapabilitiesForOperation ( const TTAMachine::HWOperation &  hwop, ImmInfo &  result  )

staticprivate

Collects immediate transport capabilities for the operation.

Parameters

hwop	The operation.
result	The short immediate analysis result object where the capabilities are inserted into.

Definition at line 103 of file ImmediateAnalyzer.cc.

                                                        {
 
    using std::make_pair;
 
    for (int i = 0; i < hwop.operandCount(); i++) {
        assert(hwop.port(i+1) != nullptr);
        const FUPort& boundPort = *hwop.port(i+1);
    const Machine& mach = *boundPort.parentUnit()->machine();
        std::set<const TTAMachine::Bus*> connectedBuses =
            MachineConnectivityCheck::connectedSourceBuses(boundPort);
        for (const Bus* bus : connectedBuses) {
            if (bus->immediateWidth() < 1) {
                continue;
            }
            result.insert(
                make_pair(
                    make_pair(TCEString::toUpper(hwop.name()), i+1),
                    ImmInfoValue(bus->immediateWidth(), bus->signExtends())));
        }
 
        for (const ImmediateUnit* iu : mach.immediateUnitNavigator()) {
            if (MachineConnectivityCheck::isConnected(*iu, boundPort)) {
                for (auto& it : mach.instructionTemplateNavigator()) {
                    int supportedWidth = it->supportedWidth(*iu);
                    if (supportedWidth < 1) {
                        continue;
                    }
 
                    result.insert(
                        make_pair(
                            make_pair(TCEString::toUpper(hwop.name()), i+1),
                            ImmInfoValue(supportedWidth, iu->signExtends())));
                }
            }
        }
    }
}

References assert, MachineConnectivityCheck::connectedSourceBuses(), TTAMachine::Machine::immediateUnitNavigator(), TTAMachine::Machine::instructionTemplateNavigator(), MachineConnectivityCheck::isConnected(), TTAMachine::Component::machine(), TTAMachine::HWOperation::name(), TTAMachine::HWOperation::operandCount(), TTAMachine::BaseFUPort::parentUnit(), TTAMachine::HWOperation::port(), and TCEString::toUpper().

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The documentation for this class was generated from the following files:

• ImmediateAnalyzer.hh
• ImmediateAnalyzer.cc