OpenASIP 2.2
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NullProgram.hh
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1/*
2 Copyright (c) 2002-2009 Tampere University.
3
4 This file is part of TTA-Based Codesign Environment (TCE).
5
6 Permission is hereby granted, free of charge, to any person obtaining a
7 copy of this software and associated documentation files (the "Software"),
8 to deal in the Software without restriction, including without limitation
9 the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 and/or sell copies of the Software, and to permit persons to whom the
11 Software is furnished to do so, subject to the following conditions:
12
13 The above copyright notice and this permission notice shall be included in
14 all copies or substantial portions of the Software.
15
16 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
21 FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
22 DEALINGS IN THE SOFTWARE.
23 */
24/**
25 * @file NullProgram.hh
26 *
27 * Declaration of NullProgram class.
28 *
29 * @author Ari Metsähalme 2005 (ari.metsahalme-no.spam-tut.fi)
30 * @note rating: red
31 */
32
33#ifndef TTA_NULL_PROGRAM_HH
34#define TTA_NULL_PROGRAM_HH
35
36#include "Program.hh"
37
38namespace TTAProgram {
39
40/**
41 * A singleton class that represents a null program.
42 *
43 * Calling any method causes the program to abort.
44 */
45class NullProgram : public Program {
46public:
47 virtual ~NullProgram();
48 static NullProgram& instance();
49
51 const GlobalScope& globalScopeConst() const;
52
54
55 Address startAddress() const;
56 Address entryAddress() const;
57 void setEntryAddress(Address address);
58
59 void addProcedure(Procedure& proc);
60 void addInstruction(Instruction& ins);
61
62 void relocate(const Procedure& proc, UIntWord howMuch);
63
65 Procedure& lastProcedure() const;
66 Procedure& nextProcedure(const Procedure& proc) const;
67 int procedureCount() const;
68 Procedure& procedure(int index) const;
69 Procedure& procedure(const std::string& name) const;
70
72 const Instruction& instructionAt(UIntWord address) const;
73 const Instruction& nextInstruction(const Instruction&) const;
75
77
78protected:
80
81private:
82 /// Copying not allowed.
84 /// Assignment not allowed.
86
87 /// Unique instance of NullProgram.
89};
90
91}
92
93#endif
Word UIntWord
Definition BaseType.hh:144
TTAMachine::Machine & targetProcessor() const
NullProgram & operator=(const NullProgram &)
Assignment not allowed.
Procedure & procedure(int index) const
const Instruction & nextInstruction(const Instruction &) const
Address entryAddress() const
static NullProgram & instance()
const GlobalScope & globalScopeConst() const
Procedure & nextProcedure(const Procedure &proc) const
void addProcedure(Procedure &proc)
Instruction & firstInstruction() const
Procedure & lastProcedure() const
static NullProgram instance_
Unique instance of NullProgram.
NullProgram(const NullProgram &)
Copying not allowed.
InstructionReferenceManager & instructionReferenceManager()
Procedure & firstProcedure() const
void relocate(const Procedure &proc, UIntWord howMuch)
void setEntryAddress(Address address)
void addInstruction(Instruction &ins)
const Instruction & instructionAt(UIntWord address) const
Address startAddress() const
GlobalScope & globalScope()
Instruction & lastInstruction() const