/**
 ******************************************************************************
 * Xenia : Xbox 360 Emulator Research Project                                 *
 ******************************************************************************
 * Copyright 2013 Ben Vanik. All rights reserved.                             *
 * Released under the BSD license - see LICENSE in the root for more details. *
 ******************************************************************************
 */

#ifndef ALLOY_RUNTIME_ENTRY_TABLE_H_
#define ALLOY_RUNTIME_ENTRY_TABLE_H_

#include <alloy/core.h>


namespace alloy {
namespace runtime {

class Function;


typedef struct Entry_t {
  typedef enum {
    STATUS_NEW        = 0,
    STATUS_COMPILING,
    STATUS_READY,
    STATUS_FAILED,
  } Status;

  uint64_t  address;
  uint64_t  end_address;
  Status    status;
  Function* function;
} Entry;


class EntryTable {
public:
  EntryTable();
  ~EntryTable();

  Entry* Get(uint64_t address);
  Entry::Status GetOrCreate(uint64_t address, Entry** out_entry);

  std::vector<Function*> FindWithAddress(uint64_t address);

private:
  // TODO(benvanik): replace with a better data structure.
  Mutex* lock_;
  typedef std::tr1::unordered_map<uint64_t, Entry*> EntryMap;
  EntryMap map_;
};


}  // namespace runtime
}  // namespace alloy


#endif  // ALLOY_RUNTIME_ENTRY_TABLE_H_