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_visitor_status
  28 ir_hierarchical_visitor::visit(ir_variable *ir)
  29 {
  30    (void) ir;
  31    return visit_continue;
  32 }
  33
  34 ir_visitor_status
  35 ir_hierarchical_visitor::visit(ir_constant *ir)
  36 {
  37    (void) ir;
  38    return visit_continue;
  39 }
  40
  41 ir_visitor_status
  42 ir_hierarchical_visitor::visit(ir_loop_jump *ir)
  43 {
  44    (void) ir;
  45    return visit_continue;
  46 }
  47
  48 ir_visitor_status
  49 ir_hierarchical_visitor::visit(ir_dereference_variable *ir)
  50 {
  51    (void) ir;
  52    return visit_continue;
  53 }
  54
  55 ir_visitor_status
  56 ir_hierarchical_visitor::visit_enter(ir_loop *ir)
  57 {
  58    (void) ir;
  59    return visit_continue;
  60 }
  61
  62 ir_visitor_status
  63 ir_hierarchical_visitor::visit_leave(ir_loop *ir)
  64 {
  65    (void) ir;
  66    return visit_continue;
  67 }
  68
  69 ir_visitor_status
  70 ir_hierarchical_visitor::visit_enter(ir_function_signature *ir)
  71 {
  72    (void) ir;
  73    return visit_continue;
  74 }
  75
  76 ir_visitor_status
  77 ir_hierarchical_visitor::visit_leave(ir_function_signature *ir)
  78 {
  79    (void) ir;
  80    return visit_continue;
  81 }
  82
  83 ir_visitor_status
  84 ir_hierarchical_visitor::visit_enter(ir_function *ir)
  85 {
  86    (void) ir;
  87    return visit_continue;
  88 }
  89
  90 ir_visitor_status
  91 ir_hierarchical_visitor::visit_leave(ir_function *ir)
  92 {
  93    (void) ir;
  94    return visit_continue;
  95 }
  96
  97 ir_visitor_status
  98 ir_hierarchical_visitor::visit_enter(ir_expression *ir)
  99 {
 100    (void) ir;
 101    return visit_continue;
 102 }
 103
 104 ir_visitor_status
 105 ir_hierarchical_visitor::visit_leave(ir_expression *ir)
 106 {
 107    (void) ir;
 108    return visit_continue;
 109 }
 110
 111 ir_visitor_status
 112 ir_hierarchical_visitor::visit_enter(ir_texture *ir)
 113 {
 114    (void) ir;
 115    return visit_continue;
 116 }
 117
 118 ir_visitor_status
 119 ir_hierarchical_visitor::visit_leave(ir_texture *ir)
 120 {
 121    (void) ir;
 122    return visit_continue;
 123 }
 124
 125 ir_visitor_status
 126 ir_hierarchical_visitor::visit_enter(ir_swizzle *ir)
 127 {
 128    (void) ir;
 129    return visit_continue;
 130 }
 131
 132 ir_visitor_status
 133 ir_hierarchical_visitor::visit_leave(ir_swizzle *ir)
 134 {
 135    (void) ir;
 136    return visit_continue;
 137 }
 138
 139 ir_visitor_status
 140 ir_hierarchical_visitor::visit_enter(ir_dereference_array *ir)
 141 {
 142    (void) ir;
 143    return visit_continue;
 144 }
 145
 146 ir_visitor_status
 147 ir_hierarchical_visitor::visit_leave(ir_dereference_array *ir)
 148 {
 149    (void) ir;
 150    return visit_continue;
 151 }
 152
 153 ir_visitor_status
 154 ir_hierarchical_visitor::visit_enter(ir_dereference_record *ir)
 155 {
 156    (void) ir;
 157    return visit_continue;
 158 }
 159
 160 ir_visitor_status
 161 ir_hierarchical_visitor::visit_leave(ir_dereference_record *ir)
 162 {
 163    (void) ir;
 164    return visit_continue;
 165 }
 166
 167 ir_visitor_status
 168 ir_hierarchical_visitor::visit_enter(ir_assignment *ir)
 169 {
 170    (void) ir;
 171    return visit_continue;
 172 }
 173
 174 ir_visitor_status
 175 ir_hierarchical_visitor::visit_leave(ir_assignment *ir)
 176 {
 177    (void) ir;
 178    return visit_continue;
 179 }
 180
 181 ir_visitor_status
 182 ir_hierarchical_visitor::visit_enter(ir_call *ir)
 183 {
 184    (void) ir;
 185    return visit_continue;
 186 }
 187
 188 ir_visitor_status
 189 ir_hierarchical_visitor::visit_leave(ir_call *ir)
 190 {
 191    (void) ir;
 192    return visit_continue;
 193 }
 194
 195 ir_visitor_status
 196 ir_hierarchical_visitor::visit_enter(ir_return *ir)
 197 {
 198    (void) ir;
 199    return visit_continue;
 200 }
 201
 202 ir_visitor_status
 203 ir_hierarchical_visitor::visit_leave(ir_return *ir)
 204 {
 205    (void) ir;
 206    return visit_continue;
 207 }
 208
 209 ir_visitor_status
 210 ir_hierarchical_visitor::visit_enter(ir_if *ir)
 211 {
 212    (void) ir;
 213    return visit_continue;
 214 }
 215
 216 ir_visitor_status
 217 ir_hierarchical_visitor::visit_leave(ir_if *ir)
 218 {
 219    (void) ir;
 220    return visit_continue;
 221 }
 222
 223 void
 224 ir_hierarchical_visitor::run(exec_list *instructions)
 225 {
 226    foreach_list(n, instructions) {
 227       ir_instruction *ir = (ir_instruction *) n;
 228
 229       if (ir->accept(this) != visit_continue)
 230          break;
 231    }
 232 }