ProximRegisterWindow.cc

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/*
    Copyright (c) 2002-2010 Tampere University.
 
    This file is part of TTA-Based Codesign Environment (TCE).
 
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/**
 * @file ProximRegisterWindow.cc
 *
 * Definition of ProximRegisterWindow class.
 *
 * @author Veli-Pekka Jääskeläinen 2005 (vjaaskel-no.spam-cs.tut.fi)
 * @author Pekka Jääskeläinen 2010
 * @note rating: red
 */
 
 
#include <string>
 
#include "ProximRegisterWindow.hh"
#include "WxConversion.hh"
#include "TracedSimulatorFrontend.hh"
#include "ProximMainFrame.hh"
 
#include "Machine.hh"
#include "RegisterFile.hh"
#include "RegisterFileState.hh"
#include "MachineState.hh"
#include "RegisterState.hh"
#include "StateData.hh"
#include "SimValue.hh"
#include "LongImmediateUnitState.hh"
#include "LongImmediateRegisterState.hh"
 
#include "DisassemblyIntRegister.hh"
#include "DisassemblyFPRegister.hh"
#include "DisassemblyBoolRegister.hh"
#include "DisassemblyRegister.hh"
 
#include "Conversion.hh"
 
#include <wx/listctrl.h>
 
using std::string;
using namespace TTAMachine;
 
const std::string ProximRegisterWindow::RF_PREFIX = "RF: ";
const std::string ProximRegisterWindow::IMM_PREFIX = "IMM: ";
 
/**
 * Constructor.
 *
 * @param parent Parent window of the window.
 * @param id Window identifier.
 */
ProximRegisterWindow::ProximRegisterWindow(
    ProximMainFrame* parent, int id):
    ProximUnitWindow(parent, id) {
 
    valueList_->InsertColumn(0, _T("Register"), wxLIST_FORMAT_LEFT, 100);
    valueList_->InsertColumn(1, _T("Value"), wxLIST_FORMAT_RIGHT, 120);
 
    modeChoice_->Disable();
 
    if (simulator_->isSimulationInitialized() ||
        simulator_->isSimulationStopped() ||
        simulator_->hasSimulationEnded()) {
 
        reinitialize();
    }
}
 
/**
 * Destructor.
 */
ProximRegisterWindow::~ProximRegisterWindow() {    
}
 
 
/**
 * Sets the available register file selections in the register file choice.
 */
void
ProximRegisterWindow::reinitialize() {
 
    unitChoice_->Clear();
 
    // parallel simulation
    const Machine::RegisterFileNavigator& rfNavigator =
    simulator_->machine().registerFileNavigator();
 
    for (int i = 0; i < rfNavigator.count(); i++) {
    string rfName = RF_PREFIX + rfNavigator.item(i)->name();
    unitChoice_->Append(WxConversion::toWxString(rfName));
    }
 
    const Machine::ImmediateUnitNavigator& immNavigator =
    simulator_->machine().immediateUnitNavigator();
    for (int i = 0; i < immNavigator.count(); i++) {
    string rfName = IMM_PREFIX + immNavigator.item(i)->name();
    unitChoice_->Append(WxConversion::toWxString(rfName));
    }
 
    unitChoice_->SetSelection(0);
    update();
}
 
 
/**
 * Event handler for the register file choicer.
 *
 * When the choice selection changes, corresponding register file registers
 * are loaded in the register list.
 */
void
ProximRegisterWindow::update() {
 
    int rfIndex = unitChoice_->GetSelection();
 
    modeChoice_->Disable();   
    modeChoice_->Enable();
    
    // Machine is not a universal machine.
    const Machine::RegisterFileNavigator& rfNavigator =
        simulator_->machine().registerFileNavigator();
    
    if (rfIndex < rfNavigator.count()) {
        loadRegisterFile(*rfNavigator.item(rfIndex));
    } else {
        const Machine::ImmediateUnitNavigator& immNavigator =
            simulator_->machine().immediateUnitNavigator();
        
        rfIndex = rfIndex - rfNavigator.count();
        loadImmediateUnit(*immNavigator.item(rfIndex));
    }
}
 
/**
 * Loads register file registers to the register list.
 *
 * @param rf Register file to display.
 */
void
ProximRegisterWindow::loadRegisterFile(const RegisterFile& rf) {
    
    valueList_->DeleteAllItems();
    
    RegisterFileState& rfState =
    simulator_->machineState().registerFileState(rf.name());
 
    // Append all registers to the register list.
    int row = 0;
    for (unsigned i = 0; i < rfState.registerCount(); i++) {
    wxString value;
    const RegisterState& state = rfState.registerState(i);
 
        wxString mode = modeChoice_->GetStringSelection();
 
        if (mode == MODE_UNSIGNED) {
        value = WxConversion::toWxString(state.value().unsignedValue());
        } else if (mode == MODE_INT) {
            int intValue = state.value().intValue();
        value = WxConversion::toWxString(intValue);
        } else if (mode == MODE_HEX) {
        value = WxConversion::toWxString(
                Conversion::toHexString(state.value().unsignedValue()));
        } else if (mode == MODE_BIN) {
            int intValue = state.value().intValue();
        value = WxConversion::toWxString(
                Conversion::toBinString(intValue));
        }
 
    DisassemblyRegister r(rf.name(), i);
    valueList_->InsertItem(
        row, WxConversion::toWxString(r.toString()));
 
    valueList_->SetItem(row, 1, value);
    row++;
    }
}
 
/**
 * Loads register file registers to the register list.
 *
 * @param imm Immediate Unit to display.
 */
void
ProximRegisterWindow::loadImmediateUnit(const ImmediateUnit& imm) {
    
    valueList_->DeleteAllItems();
    
    LongImmediateUnitState& immState =
    simulator_->machineState().longImmediateUnitState(imm.name());
 
    // Append all registers to the register list.
    int row = 0;
    for (int i = 0; i < immState.immediateRegisterCount(); i++) {
    wxString value;
 
    const LongImmediateRegisterState& state =
            immState.immediateRegister(i);
 
        wxString mode = modeChoice_->GetStringSelection();
 
        if (mode == MODE_UNSIGNED) {
        value = WxConversion::toWxString(state.value().unsignedValue());
        } else if (mode == MODE_INT) {
            int intValue = state.value().intValue();
        value = WxConversion::toWxString(intValue);
        } else if (mode == MODE_HEX) {
        value = WxConversion::toWxString(
                Conversion::toHexString(state.value().unsignedValue()));
        } else if (mode == MODE_BIN) {
            int intValue = static_cast<int>(state.value().unsignedValue());
        value = WxConversion::toWxString(
                Conversion::toBinString(intValue));
        }
 
    DisassemblyRegister r(imm.name(), i);
    valueList_->InsertItem(
        row, WxConversion::toWxString(r.toString()));
 
    valueList_->SetItem(row, 1, value);
    row++;
    }
}
 
 
/**
 * Sets the registerfile displayed in the window.
 *
 * @param name Name of the register file.
 */
void
ProximRegisterWindow::showRegisterFile(const std::string& name) {
 
    unitChoice_->SetStringSelection(
        WxConversion::toWxString(RF_PREFIX + name));
    update();
}
 
/**
 * Sets the immediate unit dipslayed in the window.
 *
 * @param name Name of the immediate unit.
 */
void
ProximRegisterWindow::showImmediateUnit(const std::string& name) {
 
    unitChoice_->SetStringSelection(
        WxConversion::toWxString(IMM_PREFIX + name));
    update();
}