OpenASIP 2.2
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CodeSection.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 CodeSection.hh
26 *
27 * Declaration of CodeSection class.
28 *
29 * @author Mikael Lepistö 2003 (tmlepist-no.spam-cs.tut.fi)
30 *
31 * @note rating: yellow
32 */
33
34#ifndef TTA_CODE_SECTION_HH
35#define TTA_CODE_SECTION_HH
36
37#include "Section.hh"
38
39namespace TPEF {
40 class InstructionElement;
41/**
42 * Code section.
43 */
44class CodeSection : public Section {
45public:
46
47 virtual ~CodeSection();
48
49 virtual void addElement(SectionElement* element);
50
51 virtual void setElement(Word index, SectionElement* element);
52
53 virtual SectionType type() const;
54
55 virtual InstructionElement* element(Word index) const;
56
57 void clearInstructionCache() const;
58 Word instructionCount() const;
59 InstructionElement& instruction(Word index) const;
60 Word instructionToSectionIndex(Word index) const;
61
62 Word indexOfElement(const InstructionElement &elem) const;
63 Word indexOfInstruction(const InstructionElement &elem) const;
64
65 bool isInSection(const InstructionElement &elem) const;
66 bool isCodeSection() const override { return true; }
67
68protected:
69 CodeSection(bool init);
70 virtual Section* clone() const;
71
72private:
73 /// Prototype instance of section.
75
76 /// Cache vector of element indexes of those instruction elements, which
77 /// begins a new instruction.
78 mutable std::vector<Word> instructionStartCache_;
79
80 /// Cache of indexes of instruction elemenets.
81 mutable std::map<const InstructionElement*, Word> elementIndexCache_;
82
83 void initInstructionCache() const;
84
85};
86
87}
88
89#endif
bool isInSection(const InstructionElement &elem) const
virtual ~CodeSection()
virtual SectionType type() const
virtual InstructionElement * element(Word index) const
static CodeSection proto_
Prototype instance of section.
InstructionElement & instruction(Word index) const
bool isCodeSection() const override
virtual Section * clone() const
Word instructionToSectionIndex(Word index) const
virtual void addElement(SectionElement *element)
Word instructionCount() const
void initInstructionCache() const
Word indexOfInstruction(const InstructionElement &elem) const
virtual void setElement(Word index, SectionElement *element)
std::vector< Word > instructionStartCache_
Cache vector of element indexes of those instruction elements, which begins a new instruction.
Word indexOfElement(const InstructionElement &elem) const
void clearInstructionCache() const
std::map< const InstructionElement *, Word > elementIndexCache_
Cache of indexes of instruction elemenets.