33 #include "utilities/debug.hpp"
  34 #include "utilities/globalDefinitions.hpp"
  35 
  36 // Task class hierarchy:
  37 //   AbstractGangTask
  38 //
  39 // Gang/Group class hierarchy:
  40 //   AbstractWorkGang
  41 //     WorkGang
  42 //     YieldingFlexibleWorkGang (defined in another file)
  43 //
  44 // Worker class hierarchy:
  45 //   AbstractGangWorker (subclass of WorkerThread)
  46 //     GangWorker
  47 //     YieldingFlexibleGangWorker   (defined in another file)
  48 
  49 // Forward declarations of classes defined here
  50 
  51 class AbstractGangWorker;
  52 class Semaphore;

  53 class WorkGang;
  54 
  55 // An abstract task to be worked on by a gang.
  56 // You subclass this to supply your own work() method
  57 class AbstractGangTask {
  58   const char* _name;
  59   const uint _gc_id;
  60 
  61  public:
  62   explicit AbstractGangTask(const char* name) :
  63     _name(name),
  64     _gc_id(GCId::current_or_undefined())
  65   {}
  66 
  67   // The abstract work method.
  68   // The argument tells you which member of the gang you are.
  69   virtual void work(uint worker_id) = 0;
  70 
  71   // Debugging accessor for the name.
  72   const char* name() const { return _name; }

  33 #include "utilities/debug.hpp"
  34 #include "utilities/globalDefinitions.hpp"
  35 
  36 // Task class hierarchy:
  37 //   AbstractGangTask
  38 //
  39 // Gang/Group class hierarchy:
  40 //   AbstractWorkGang
  41 //     WorkGang
  42 //     YieldingFlexibleWorkGang (defined in another file)
  43 //
  44 // Worker class hierarchy:
  45 //   AbstractGangWorker (subclass of WorkerThread)
  46 //     GangWorker
  47 //     YieldingFlexibleGangWorker   (defined in another file)
  48 
  49 // Forward declarations of classes defined here
  50 
  51 class AbstractGangWorker;
  52 class Semaphore;
  53 class ThreadClosure;
  54 class WorkGang;
  55 
  56 // An abstract task to be worked on by a gang.
  57 // You subclass this to supply your own work() method
  58 class AbstractGangTask {
  59   const char* _name;
  60   const uint _gc_id;
  61 
  62  public:
  63   explicit AbstractGangTask(const char* name) :
  64     _name(name),
  65     _gc_id(GCId::current_or_undefined())
  66   {}
  67 
  68   // The abstract work method.
  69   // The argument tells you which member of the gang you are.
  70   virtual void work(uint worker_id) = 0;
  71 
  72   // Debugging accessor for the name.
  73   const char* name() const { return _name; }