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_rvalue * ir)36 ir_hierarchical_visitor::visit(ir_rvalue *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_variable * ir)45 ir_hierarchical_visitor::visit(ir_variable *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_constant * ir)54 ir_hierarchical_visitor::visit(ir_constant *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_loop_jump * ir)63 ir_hierarchical_visitor::visit(ir_loop_jump *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(ir_dereference_variable * ir)72 ir_hierarchical_visitor::visit(ir_dereference_variable *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_enter(ir_loop * ir)81 ir_hierarchical_visitor::visit_enter(ir_loop *ir)
82 {
83 if (this->callback != NULL)
84 this->callback(ir, this->data);
85
86 return visit_continue;
87 }
88
89 ir_visitor_status
visit_leave(ir_loop * ir)90 ir_hierarchical_visitor::visit_leave(ir_loop *ir)
91 {
92 (void) ir;
93 return visit_continue;
94 }
95
96 ir_visitor_status
visit_enter(ir_function_signature * ir)97 ir_hierarchical_visitor::visit_enter(ir_function_signature *ir)
98 {
99 if (this->callback != NULL)
100 this->callback(ir, this->data);
101
102 return visit_continue;
103 }
104
105 ir_visitor_status
visit_leave(ir_function_signature * ir)106 ir_hierarchical_visitor::visit_leave(ir_function_signature *ir)
107 {
108 (void) ir;
109 return visit_continue;
110 }
111
112 ir_visitor_status
visit_enter(ir_function * ir)113 ir_hierarchical_visitor::visit_enter(ir_function *ir)
114 {
115 if (this->callback != NULL)
116 this->callback(ir, this->data);
117
118 return visit_continue;
119 }
120
121 ir_visitor_status
visit_leave(ir_function * ir)122 ir_hierarchical_visitor::visit_leave(ir_function *ir)
123 {
124 (void) ir;
125 return visit_continue;
126 }
127
128 ir_visitor_status
visit_enter(ir_expression * ir)129 ir_hierarchical_visitor::visit_enter(ir_expression *ir)
130 {
131 if (this->callback != NULL)
132 this->callback(ir, this->data);
133
134 return visit_continue;
135 }
136
137 ir_visitor_status
visit_leave(ir_expression * ir)138 ir_hierarchical_visitor::visit_leave(ir_expression *ir)
139 {
140 (void) ir;
141 return visit_continue;
142 }
143
144 ir_visitor_status
visit_enter(ir_texture * ir)145 ir_hierarchical_visitor::visit_enter(ir_texture *ir)
146 {
147 if (this->callback != NULL)
148 this->callback(ir, this->data);
149
150 return visit_continue;
151 }
152
153 ir_visitor_status
visit_leave(ir_texture * ir)154 ir_hierarchical_visitor::visit_leave(ir_texture *ir)
155 {
156 (void) ir;
157 return visit_continue;
158 }
159
160 ir_visitor_status
visit_enter(ir_swizzle * ir)161 ir_hierarchical_visitor::visit_enter(ir_swizzle *ir)
162 {
163 if (this->callback != NULL)
164 this->callback(ir, this->data);
165
166 return visit_continue;
167 }
168
169 ir_visitor_status
visit_leave(ir_swizzle * ir)170 ir_hierarchical_visitor::visit_leave(ir_swizzle *ir)
171 {
172 (void) ir;
173 return visit_continue;
174 }
175
176 ir_visitor_status
visit_enter(ir_dereference_array * ir)177 ir_hierarchical_visitor::visit_enter(ir_dereference_array *ir)
178 {
179 if (this->callback != NULL)
180 this->callback(ir, this->data);
181
182 return visit_continue;
183 }
184
185 ir_visitor_status
visit_leave(ir_dereference_array * ir)186 ir_hierarchical_visitor::visit_leave(ir_dereference_array *ir)
187 {
188 (void) ir;
189 return visit_continue;
190 }
191
192 ir_visitor_status
visit_enter(ir_dereference_record * ir)193 ir_hierarchical_visitor::visit_enter(ir_dereference_record *ir)
194 {
195 if (this->callback != NULL)
196 this->callback(ir, this->data);
197
198 return visit_continue;
199 }
200
201 ir_visitor_status
visit_leave(ir_dereference_record * ir)202 ir_hierarchical_visitor::visit_leave(ir_dereference_record *ir)
203 {
204 (void) ir;
205 return visit_continue;
206 }
207
208 ir_visitor_status
visit_enter(ir_assignment * ir)209 ir_hierarchical_visitor::visit_enter(ir_assignment *ir)
210 {
211 if (this->callback != NULL)
212 this->callback(ir, this->data);
213
214 return visit_continue;
215 }
216
217 ir_visitor_status
visit_leave(ir_assignment * ir)218 ir_hierarchical_visitor::visit_leave(ir_assignment *ir)
219 {
220 (void) ir;
221 return visit_continue;
222 }
223
224 ir_visitor_status
visit_enter(ir_call * ir)225 ir_hierarchical_visitor::visit_enter(ir_call *ir)
226 {
227 if (this->callback != NULL)
228 this->callback(ir, this->data);
229
230 return visit_continue;
231 }
232
233 ir_visitor_status
visit_leave(ir_call * ir)234 ir_hierarchical_visitor::visit_leave(ir_call *ir)
235 {
236 (void) ir;
237 return visit_continue;
238 }
239
240 ir_visitor_status
visit_enter(ir_return * ir)241 ir_hierarchical_visitor::visit_enter(ir_return *ir)
242 {
243 if (this->callback != NULL)
244 this->callback(ir, this->data);
245
246 return visit_continue;
247 }
248
249 ir_visitor_status
visit_leave(ir_return * ir)250 ir_hierarchical_visitor::visit_leave(ir_return *ir)
251 {
252 (void) ir;
253 return visit_continue;
254 }
255
256 ir_visitor_status
visit_enter(ir_discard * ir)257 ir_hierarchical_visitor::visit_enter(ir_discard *ir)
258 {
259 if (this->callback != NULL)
260 this->callback(ir, this->data);
261
262 return visit_continue;
263 }
264
265 ir_visitor_status
visit_leave(ir_discard * ir)266 ir_hierarchical_visitor::visit_leave(ir_discard *ir)
267 {
268 (void) ir;
269 return visit_continue;
270 }
271
272 ir_visitor_status
visit_enter(ir_if * ir)273 ir_hierarchical_visitor::visit_enter(ir_if *ir)
274 {
275 if (this->callback != NULL)
276 this->callback(ir, this->data);
277
278 return visit_continue;
279 }
280
281 ir_visitor_status
visit_leave(ir_if * ir)282 ir_hierarchical_visitor::visit_leave(ir_if *ir)
283 {
284 (void) ir;
285 return visit_continue;
286 }
287
288 void
run(exec_list * instructions)289 ir_hierarchical_visitor::run(exec_list *instructions)
290 {
291 visit_list_elements(this, instructions);
292 }
293
294
295 void
visit_tree(ir_instruction * ir,void (* callback)(class ir_instruction * ir,void * data),void * data)296 visit_tree(ir_instruction *ir,
297 void (*callback)(class ir_instruction *ir, void *data),
298 void *data)
299 {
300 ir_hierarchical_visitor v;
301
302 v.callback = callback;
303 v.data = data;
304
305 ir->accept(&v);
306 }
307