1/*
2 * Copyright (c) 2002-2006 The Regents of The University of Michigan
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met: redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer;

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26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 *
28 * Authors: Steve Raasch
29 */
30
31#ifndef __CPU_FUNC_UNIT_HH__
32#define __CPU_FUNC_UNIT_HH__
33
34#include <bitset>
35#include <string>
36#include <vector>
37
38#include "cpu/op_class.hh"
39#include "params/FUDesc.hh"
40#include "params/OpDesc.hh"
41#include "sim/sim_object.hh"

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79//
80// The actual FU object
81//
82//
83//
84class FuncUnit
85{
86 private:
87 unsigned opLatencies[Num_OpClasses];
88 bool pipelined[Num_OpClasses];
89 std::bitset<Num_OpClasses> capabilityList;
90
91 public:
92 FuncUnit();
93 FuncUnit(const FuncUnit &fu);
94
95 std::string name;
96
97 void addCapability(OpClass cap, unsigned oplat, bool pipelined);
98
99 bool provides(OpClass capability);
100 std::bitset<Num_OpClasses> capabilities();
101
102 unsigned &opLatency(OpClass capability);
103 bool isPipelined(OpClass capability);
104};
105
106#endif // __FU_POOL_HH__