src/glsl/ir_hierarchical_visitor.cpp

   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
  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
  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
  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
  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
  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
  72 ir_hierarchical_visitor::visit(ir_emit_vertex *ir)
  73 {
  74    if (this->callback != NULL)
  75       this->callback(ir, this->data);
  76
  77    return visit_continue;
  78 }
  79
  80 ir_visitor_status
  81 ir_hierarchical_visitor::visit(ir_end_primitive *ir)
  82 {
  83    if (this->callback != NULL)
  84       this->callback(ir, this->data);
  85
  86    return visit_continue;
  87 }
  88
  89 ir_visitor_status
  90 ir_hierarchical_visitor::visit(ir_dereference_variable *ir)
  91 {
  92    if (this->callback != NULL)
  93       this->callback(ir, this->data);
  94
  95    return visit_continue;
  96 }
  97
  98 ir_visitor_status
  99 ir_hierarchical_visitor::visit_enter(ir_loop *ir)
 100 {
 101    if (this->callback != NULL)
 102       this->callback(ir, this->data);
 103
 104    return visit_continue;
 105 }
 106
 107 ir_visitor_status
 108 ir_hierarchical_visitor::visit_leave(ir_loop *ir)
 109 {
 110    (void) ir;
 111    return visit_continue;
 112 }
 113
 114 ir_visitor_status
 115 ir_hierarchical_visitor::visit_enter(ir_function_signature *ir)
 116 {
 117    if (this->callback != NULL)
 118       this->callback(ir, this->data);
 119
 120    return visit_continue;
 121 }
 122
 123 ir_visitor_status
 124 ir_hierarchical_visitor::visit_leave(ir_function_signature *ir)
 125 {
 126    (void) ir;
 127    return visit_continue;
 128 }
 129
 130 ir_visitor_status
 131 ir_hierarchical_visitor::visit_enter(ir_function *ir)
 132 {
 133    if (this->callback != NULL)
 134       this->callback(ir, this->data);
 135
 136    return visit_continue;
 137 }
 138
 139 ir_visitor_status
 140 ir_hierarchical_visitor::visit_leave(ir_function *ir)
 141 {
 142    (void) ir;
 143    return visit_continue;
 144 }
 145
 146 ir_visitor_status
 147 ir_hierarchical_visitor::visit_enter(ir_expression *ir)
 148 {
 149    if (this->callback != NULL)
 150       this->callback(ir, this->data);
 151
 152    return visit_continue;
 153 }
 154
 155 ir_visitor_status
 156 ir_hierarchical_visitor::visit_leave(ir_expression *ir)
 157 {
 158    (void) ir;
 159    return visit_continue;
 160 }
 161
 162 ir_visitor_status
 163 ir_hierarchical_visitor::visit_enter(ir_texture *ir)
 164 {
 165    if (this->callback != NULL)
 166       this->callback(ir, this->data);
 167
 168    return visit_continue;
 169 }
 170
 171 ir_visitor_status
 172 ir_hierarchical_visitor::visit_leave(ir_texture *ir)
 173 {
 174    (void) ir;
 175    return visit_continue;
 176 }
 177
 178 ir_visitor_status
 179 ir_hierarchical_visitor::visit_enter(ir_swizzle *ir)
 180 {
 181    if (this->callback != NULL)
 182       this->callback(ir, this->data);
 183
 184    return visit_continue;
 185 }
 186
 187 ir_visitor_status
 188 ir_hierarchical_visitor::visit_leave(ir_swizzle *ir)
 189 {
 190    (void) ir;
 191    return visit_continue;
 192 }
 193
 194 ir_visitor_status
 195 ir_hierarchical_visitor::visit_enter(ir_dereference_array *ir)
 196 {
 197    if (this->callback != NULL)
 198       this->callback(ir, this->data);
 199
 200    return visit_continue;
 201 }
 202
 203 ir_visitor_status
 204 ir_hierarchical_visitor::visit_leave(ir_dereference_array *ir)
 205 {
 206    (void) ir;
 207    return visit_continue;
 208 }
 209
 210 ir_visitor_status
 211 ir_hierarchical_visitor::visit_enter(ir_dereference_record *ir)
 212 {
 213    if (this->callback != NULL)
 214       this->callback(ir, this->data);
 215
 216    return visit_continue;
 217 }
 218
 219 ir_visitor_status
 220 ir_hierarchical_visitor::visit_leave(ir_dereference_record *ir)
 221 {
 222    (void) ir;
 223    return visit_continue;
 224 }
 225
 226 ir_visitor_status
 227 ir_hierarchical_visitor::visit_enter(ir_assignment *ir)
 228 {
 229    if (this->callback != NULL)
 230       this->callback(ir, this->data);
 231
 232    return visit_continue;
 233 }
 234
 235 ir_visitor_status
 236 ir_hierarchical_visitor::visit_leave(ir_assignment *ir)
 237 {
 238    (void) ir;
 239    return visit_continue;
 240 }
 241
 242 ir_visitor_status
 243 ir_hierarchical_visitor::visit_enter(ir_call *ir)
 244 {
 245    if (this->callback != NULL)
 246       this->callback(ir, this->data);
 247
 248    return visit_continue;
 249 }
 250
 251 ir_visitor_status
 252 ir_hierarchical_visitor::visit_leave(ir_call *ir)
 253 {
 254    (void) ir;
 255    return visit_continue;
 256 }
 257
 258 ir_visitor_status
 259 ir_hierarchical_visitor::visit_enter(ir_return *ir)
 260 {
 261    if (this->callback != NULL)
 262       this->callback(ir, this->data);
 263
 264    return visit_continue;
 265 }
 266
 267 ir_visitor_status
 268 ir_hierarchical_visitor::visit_leave(ir_return *ir)
 269 {
 270    (void) ir;
 271    return visit_continue;
 272 }
 273
 274 ir_visitor_status
 275 ir_hierarchical_visitor::visit_enter(ir_discard *ir)
 276 {
 277    if (this->callback != NULL)
 278       this->callback(ir, this->data);
 279
 280    return visit_continue;
 281 }
 282
 283 ir_visitor_status
 284 ir_hierarchical_visitor::visit_leave(ir_discard *ir)
 285 {
 286    (void) ir;
 287    return visit_continue;
 288 }
 289
 290 ir_visitor_status
 291 ir_hierarchical_visitor::visit_enter(ir_if *ir)
 292 {
 293    if (this->callback != NULL)
 294       this->callback(ir, this->data);
 295
 296    return visit_continue;
 297 }
 298
 299 ir_visitor_status
 300 ir_hierarchical_visitor::visit_leave(ir_if *ir)
 301 {
 302    (void) ir;
 303    return visit_continue;
 304 }
 305
 306 void
 307 ir_hierarchical_visitor::run(exec_list *instructions)
 308 {
 309    visit_list_elements(this, instructions);
 310 }
 311
 312
 313 void
 314 visit_tree(ir_instruction *ir,
 315            void (*callback)(class ir_instruction *ir, void *data),
 316            void *data)
 317 {
 318    ir_hierarchical_visitor v;
 319
 320    v.callback = callback;
 321    v.data = data;
 322
 323    ir->accept(&v);
 324 }