1 /*
2 * Copyright © 2010 Intel Corporation
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
13 * Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
21 * DEALINGS IN THE SOFTWARE.
22 */
23
24 #include "ir.h"
25 #include "ir_hierarchical_visitor.h"
26
ir_hierarchical_visitor()27 ir_hierarchical_visitor::ir_hierarchical_visitor()
28 {
29 this->base_ir = NULL;
30 this->callback = NULL;
31 this->data = NULL;
32 this->in_assignee = false;
33 }
34
35 ir_visitor_status
visit(ir_variable * ir)36 ir_hierarchical_visitor::visit(ir_variable *ir)
37 {
38 if (this->callback != NULL)
39 this->callback(ir, this->data);
40
41 return visit_continue;
42 }
43
44 ir_visitor_status
visit(ir_constant * ir)45 ir_hierarchical_visitor::visit(ir_constant *ir)
46 {
47 if (this->callback != NULL)
48 this->callback(ir, this->data);
49
50 return visit_continue;
51 }
52
53 ir_visitor_status
visit(ir_loop_jump * ir)54 ir_hierarchical_visitor::visit(ir_loop_jump *ir)
55 {
56 if (this->callback != NULL)
57 this->callback(ir, this->data);
58
59 return visit_continue;
60 }
61
62 ir_visitor_status
visit(ir_dereference_variable * ir)63 ir_hierarchical_visitor::visit(ir_dereference_variable *ir)
64 {
65 if (this->callback != NULL)
66 this->callback(ir, this->data);
67
68 return visit_continue;
69 }
70
71 ir_visitor_status
visit_enter(ir_loop * ir)72 ir_hierarchical_visitor::visit_enter(ir_loop *ir)
73 {
74 if (this->callback != NULL)
75 this->callback(ir, this->data);
76
77 return visit_continue;
78 }
79
80 ir_visitor_status
visit_leave(ir_loop * ir)81 ir_hierarchical_visitor::visit_leave(ir_loop *ir)
82 {
83 (void) ir;
84 return visit_continue;
85 }
86
87 ir_visitor_status
visit_enter(ir_function_signature * ir)88 ir_hierarchical_visitor::visit_enter(ir_function_signature *ir)
89 {
90 if (this->callback != NULL)
91 this->callback(ir, this->data);
92
93 return visit_continue;
94 }
95
96 ir_visitor_status
visit_leave(ir_function_signature * ir)97 ir_hierarchical_visitor::visit_leave(ir_function_signature *ir)
98 {
99 (void) ir;
100 return visit_continue;
101 }
102
103 ir_visitor_status
visit_enter(ir_function * ir)104 ir_hierarchical_visitor::visit_enter(ir_function *ir)
105 {
106 if (this->callback != NULL)
107 this->callback(ir, this->data);
108
109 return visit_continue;
110 }
111
112 ir_visitor_status
visit_leave(ir_function * ir)113 ir_hierarchical_visitor::visit_leave(ir_function *ir)
114 {
115 (void) ir;
116 return visit_continue;
117 }
118
119 ir_visitor_status
visit_enter(ir_expression * ir)120 ir_hierarchical_visitor::visit_enter(ir_expression *ir)
121 {
122 if (this->callback != NULL)
123 this->callback(ir, this->data);
124
125 return visit_continue;
126 }
127
128 ir_visitor_status
visit_leave(ir_expression * ir)129 ir_hierarchical_visitor::visit_leave(ir_expression *ir)
130 {
131 (void) ir;
132 return visit_continue;
133 }
134
135 ir_visitor_status
visit_enter(ir_texture * ir)136 ir_hierarchical_visitor::visit_enter(ir_texture *ir)
137 {
138 if (this->callback != NULL)
139 this->callback(ir, this->data);
140
141 return visit_continue;
142 }
143
144 ir_visitor_status
visit_leave(ir_texture * ir)145 ir_hierarchical_visitor::visit_leave(ir_texture *ir)
146 {
147 (void) ir;
148 return visit_continue;
149 }
150
151 ir_visitor_status
visit_enter(ir_swizzle * ir)152 ir_hierarchical_visitor::visit_enter(ir_swizzle *ir)
153 {
154 if (this->callback != NULL)
155 this->callback(ir, this->data);
156
157 return visit_continue;
158 }
159
160 ir_visitor_status
visit_leave(ir_swizzle * ir)161 ir_hierarchical_visitor::visit_leave(ir_swizzle *ir)
162 {
163 (void) ir;
164 return visit_continue;
165 }
166
167 ir_visitor_status
visit_enter(ir_dereference_array * ir)168 ir_hierarchical_visitor::visit_enter(ir_dereference_array *ir)
169 {
170 if (this->callback != NULL)
171 this->callback(ir, this->data);
172
173 return visit_continue;
174 }
175
176 ir_visitor_status
visit_leave(ir_dereference_array * ir)177 ir_hierarchical_visitor::visit_leave(ir_dereference_array *ir)
178 {
179 (void) ir;
180 return visit_continue;
181 }
182
183 ir_visitor_status
visit_enter(ir_dereference_record * ir)184 ir_hierarchical_visitor::visit_enter(ir_dereference_record *ir)
185 {
186 if (this->callback != NULL)
187 this->callback(ir, this->data);
188
189 return visit_continue;
190 }
191
192 ir_visitor_status
visit_leave(ir_dereference_record * ir)193 ir_hierarchical_visitor::visit_leave(ir_dereference_record *ir)
194 {
195 (void) ir;
196 return visit_continue;
197 }
198
199 ir_visitor_status
visit_enter(ir_assignment * ir)200 ir_hierarchical_visitor::visit_enter(ir_assignment *ir)
201 {
202 if (this->callback != NULL)
203 this->callback(ir, this->data);
204
205 return visit_continue;
206 }
207
208 ir_visitor_status
visit_leave(ir_assignment * ir)209 ir_hierarchical_visitor::visit_leave(ir_assignment *ir)
210 {
211 (void) ir;
212 return visit_continue;
213 }
214
215 ir_visitor_status
visit_enter(ir_call * ir)216 ir_hierarchical_visitor::visit_enter(ir_call *ir)
217 {
218 if (this->callback != NULL)
219 this->callback(ir, this->data);
220
221 return visit_continue;
222 }
223
224 ir_visitor_status
visit_leave(ir_call * ir)225 ir_hierarchical_visitor::visit_leave(ir_call *ir)
226 {
227 (void) ir;
228 return visit_continue;
229 }
230
231 ir_visitor_status
visit_enter(ir_return * ir)232 ir_hierarchical_visitor::visit_enter(ir_return *ir)
233 {
234 if (this->callback != NULL)
235 this->callback(ir, this->data);
236
237 return visit_continue;
238 }
239
240 ir_visitor_status
visit_leave(ir_return * ir)241 ir_hierarchical_visitor::visit_leave(ir_return *ir)
242 {
243 (void) ir;
244 return visit_continue;
245 }
246
247 ir_visitor_status
visit_enter(ir_discard * ir)248 ir_hierarchical_visitor::visit_enter(ir_discard *ir)
249 {
250 if (this->callback != NULL)
251 this->callback(ir, this->data);
252
253 return visit_continue;
254 }
255
256 ir_visitor_status
visit_leave(ir_discard * ir)257 ir_hierarchical_visitor::visit_leave(ir_discard *ir)
258 {
259 (void) ir;
260 return visit_continue;
261 }
262
263 ir_visitor_status
visit_enter(ir_if * ir)264 ir_hierarchical_visitor::visit_enter(ir_if *ir)
265 {
266 if (this->callback != NULL)
267 this->callback(ir, this->data);
268
269 return visit_continue;
270 }
271
272 ir_visitor_status
visit_leave(ir_if * ir)273 ir_hierarchical_visitor::visit_leave(ir_if *ir)
274 {
275 (void) ir;
276 return visit_continue;
277 }
278
279 void
run(exec_list * instructions)280 ir_hierarchical_visitor::run(exec_list *instructions)
281 {
282 visit_list_elements(this, instructions);
283 }
284
285
286 void
visit_tree(ir_instruction * ir,void (* callback)(class ir_instruction * ir,void * data),void * data)287 visit_tree(ir_instruction *ir,
288 void (*callback)(class ir_instruction *ir, void *data),
289 void *data)
290 {
291 ir_hierarchical_visitor v;
292
293 v.callback = callback;
294 v.data = data;
295
296 ir->accept(&v);
297 }
298