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#ifndef COREVIEW_H
#define COREVIEW_H
#include <QGraphicsView>
#include <QGraphicsScene>
#include "qtmipsmachine.h"
#include "coreview/connection.h"
#include "coreview/programcounter.h"
#include "coreview/multiplexer.h"
#include "coreview/latch.h"
#include "coreview/alu.h"
#include "coreview/adder.h"
#include "coreview/memory.h"
#include "coreview/registers.h"
#include "coreview/instructionview.h"
#include "coreview/junction.h"
#include "coreview/constant.h"
class CoreView : public QGraphicsView {
public:
CoreView(QWidget *parent);
void setScene(QGraphicsScene *scene);
protected:
void resizeEvent(QResizeEvent *event);
private:
void update_scale();
};
class CoreViewScene : public QGraphicsScene {
Q_OBJECT
public:
CoreViewScene(CoreView *view, machine::QtMipsMachine *machine);
~CoreViewScene();
signals:
void request_registers();
void request_data_memory();
void request_program_memory();
private:
struct {
coreview::ProgramCounter *pc;
coreview::Latch *latch;
coreview::Adder *adder;
coreview::Constant *adder_4;
coreview::Junction *junction;
coreview::Multiplexer *multiplex;
} pc;
coreview::Alu *alu;
coreview::Memory *mem;
coreview::Registers *regs;
coreview::Multiplexer *mem_or_reg;
coreview::InstructionView *instr_fetch;
QVector<coreview::Connection*> connections;
coreview::Connection *new_connection(const coreview::Connector*, const coreview::Connector*);
coreview::Connection *pc2pc_latch;
coreview::Connection *pc_latch2pc_joint, *pc_joint2pc_adder, *pc_joint2mem;
coreview::Connection *pc_multiplexer2pc;
};
class CoreViewSceneSimple : public CoreViewScene {
public:
CoreViewSceneSimple(CoreView *view, machine::QtMipsMachine *machine);
~CoreViewSceneSimple();
private:
coreview::Latch *delay_slot_latch;
};
class CoreViewScenePipelined : public CoreViewScene {
public:
CoreViewScenePipelined(CoreView *view, machine::QtMipsMachine *machine);
~CoreViewScenePipelined();
private:
coreview::Latch *latch_if_id, *latch_id_ex, *latch_ex_mem, *latch_mem_wb;
coreview::InstructionView *inst_dec, *inst_exec, *inst_mem, *inst_wrb;
// TODO forwarding unit
};
#else
class CoreView;
class CoreViewScene;
class CoreViewSceneSimple;
class CoreViewScenePipelined;
#endif // COREVIEW_H
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