OpenASIP 2.2
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SchedulingResource.icc
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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 SchedulingResource.icc
26 *
27 * In-line definitions for Scheduling Resource class
28 *
29 * @author Vladimir Guzma 2006 (vladimir.guzma-no.spam-tut.fi)
30 * @note rating: red
31 */
32
33#include <climits>
34
35/**
36 * Return the name of resource
37 * return Name of resource
38 */
39inline const std::string&
40SchedulingResource::name() const {
41 return name_;
42}
43
44/**
45 * Test if resource is InputPSocketResource
46 * @return True if resource is InputPSocketResource
47 */
48inline bool
49SchedulingResource::isInputPSocketResource() const {
50 return false;
51}
52
53/**
54 * Test if resource is OutputPSocketResource
55 * @return True if resource is OutputPSocketResource
56 */
57inline bool
58SchedulingResource::isOutputPSocketResource() const {
59 return false;
60}
61
62/**
63 * Test if resource is ShortImmPSocketResource.
64 *
65 * @return True if resource is ShortImmPSocketResource.
66 */
67inline bool
68SchedulingResource::isShortImmPSocketResource() const {
69 return false;
70}
71
72/**
73 * Test if resource is InputFUResource
74 * @return True if resource is InputFUResource
75 */
76
77inline bool
78SchedulingResource::isInputFUResource() const {
79 return false;
80}
81
82/**
83 * Test if resource is OutputFUResource
84 * @return True if resource is OutputFUResource
85 */
86inline bool
87SchedulingResource::isOutputFUResource() const {
88 return false;
89}
90
91/**
92 * Test if resource is ExecutionPipelineResource
93 * @return True if resource is ExecutionPipelineResource
94 */
95inline bool
96SchedulingResource::isExecutionPipelineResource() const {
97 return false;
98}
99
100/**
101 * Test if resource is BusResource
102 * @return True if resource is BusResource
103 */
104inline bool
105SchedulingResource::isBusResource() const {
106 return false;
107}
108
109/**
110 * Test if resource is SegmentResource
111 * @return True if resource is SegmentResource
112 */
113
114inline bool
115SchedulingResource::isSegmentResource() const {
116 return false;
117}
118/**
119 * Test if resource is IUResource
120 * @return True if resource is IUResource
121 */
122
123inline bool
124SchedulingResource::isIUResource() const {
125 return false;
126}
127/**
128 * Test if resource is ITemplateResource
129 * @return True if resource is ITemplateResource
130 */
131
132inline bool
133SchedulingResource::isITemplateResource() const {
134 return false;
135}
136/**
137 * Test if all resource in dependent groups are of type
138 * supported by relevant resource
139 * @return true if resources are of correct types
140 */
141
142inline bool
143SchedulingResource::validateDependentGroups() {
144 return false;
145}
146/**
147 * Test if all resource in related groups are of type
148 * supported by relevant resource
149 * @return true if resources are of correct types
150 */
151
152inline bool
153SchedulingResource::validateRelatedGroups() {
154 return false;
155}
156
157/**
158 * Comparison operator. favours least used resources.
159 * @param other other schedulignresource which with to compare.
160 */
161inline bool
162SchedulingResource::operator < (const SchedulingResource& other) const
163{
164 if (useCount() < other.useCount()) {
165 return true;
166 }
167 if (useCount() > other.useCount()) {
168 return false;
169 }
170 return name() < other.name();
171}
172
173/**
174 * Returns number of of related resources in group.
175 *
176 * @param group Group to count resources in.
177 * @return Number of related resources in group.
178 * @exception OutOfRange If group requested does not exist.
179 */
180int
181SchedulingResource::relatedResourceCount(const int group) const {
182 return relatedResourceGroup_[group].size();
183}
184
185/**
186 * Return number of of dependent resources in group.
187 *
188 * @param group Group to count dependent in.
189 * @return Number of related dependent in group.
190 * @exception OutOfRange If group requested does not exist.
191 */
192int
193SchedulingResource::dependentResourceCount(const int group) const {
194 return dependentResourceGroup_[group].size();
195}
196
197/**
198 * Return the instruction index corresponding to cycle.
199 *
200 * If modulo scheduling is not used (ie. initiation interval is 0), then
201 * index is equal to cycle.
202 *
203 * @param cycle Cycle to get instruction index.
204 * @return Return the instruction index for cycle.
205 */
206int
207SchedulingResource::instructionIndex(int cycle) const {
208 if (initiationInterval_ != 0 && cycle != -1 && cycle != INT_MAX) {
209 return cycle % initiationInterval_;
210 } else {
211 return cycle;
212 }
213}