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25 * \file ir_rvalue_visitor.cpp
27 * Generic class to implement the common pattern we have of wanting to
28 * visit each ir_rvalue * and possibly change that node to a different
33 #include "ir_visitor.h"
34 #include "ir_rvalue_visitor.h"
35 #include "ir_print_visitor.h"
36 #include "glsl_types.h"
39 ir_rvalue_base_visitor::rvalue_visit(ir_expression *ir)
43 for (operand = 0; operand < ir->get_num_operands(); operand++) {
44 handle_rvalue(&ir->operands[operand]);
47 return visit_continue;
51 ir_rvalue_base_visitor::rvalue_visit(ir_texture *ir)
53 handle_rvalue(&ir->coordinate);
54 handle_rvalue(&ir->projector);
55 handle_rvalue(&ir->shadow_comparitor);
56 handle_rvalue(&ir->offset);
63 handle_rvalue(&ir->lod_info.bias);
68 handle_rvalue(&ir->lod_info.lod);
71 handle_rvalue(&ir->lod_info.sample_index);
74 handle_rvalue(&ir->lod_info.grad.dPdx);
75 handle_rvalue(&ir->lod_info.grad.dPdy);
79 return visit_continue;
83 ir_rvalue_base_visitor::rvalue_visit(ir_swizzle *ir)
85 handle_rvalue(&ir->val);
86 return visit_continue;
90 ir_rvalue_base_visitor::rvalue_visit(ir_dereference_array *ir)
92 /* The array index is not the target of the assignment, so clear the
93 * 'in_assignee' flag. Restore it after returning from the array index.
95 const bool was_in_assignee = this->in_assignee;
96 this->in_assignee = false;
97 handle_rvalue(&ir->array_index);
98 this->in_assignee = was_in_assignee;
100 handle_rvalue(&ir->array);
101 return visit_continue;
105 ir_rvalue_base_visitor::rvalue_visit(ir_dereference_record *ir)
107 handle_rvalue(&ir->record);
108 return visit_continue;
112 ir_rvalue_base_visitor::rvalue_visit(ir_assignment *ir)
114 handle_rvalue(&ir->rhs);
115 handle_rvalue(&ir->condition);
117 return visit_continue;
121 ir_rvalue_base_visitor::rvalue_visit(ir_call *ir)
123 foreach_iter(exec_list_iterator, iter, *ir) {
124 ir_rvalue *param = (ir_rvalue *)iter.get();
125 ir_rvalue *new_param = param;
126 handle_rvalue(&new_param);
128 if (new_param != param) {
129 param->replace_with(new_param);
132 return visit_continue;
136 ir_rvalue_base_visitor::rvalue_visit(ir_return *ir)
138 handle_rvalue(&ir->value);;
139 return visit_continue;
143 ir_rvalue_base_visitor::rvalue_visit(ir_if *ir)
145 handle_rvalue(&ir->condition);
146 return visit_continue;
151 ir_rvalue_visitor::visit_leave(ir_expression *ir)
153 return rvalue_visit(ir);
157 ir_rvalue_visitor::visit_leave(ir_texture *ir)
159 return rvalue_visit(ir);
163 ir_rvalue_visitor::visit_leave(ir_swizzle *ir)
165 return rvalue_visit(ir);
169 ir_rvalue_visitor::visit_leave(ir_dereference_array *ir)
171 return rvalue_visit(ir);
175 ir_rvalue_visitor::visit_leave(ir_dereference_record *ir)
177 return rvalue_visit(ir);
181 ir_rvalue_visitor::visit_leave(ir_assignment *ir)
183 return rvalue_visit(ir);
187 ir_rvalue_visitor::visit_leave(ir_call *ir)
189 return rvalue_visit(ir);
193 ir_rvalue_visitor::visit_leave(ir_return *ir)
195 return rvalue_visit(ir);
199 ir_rvalue_visitor::visit_leave(ir_if *ir)
201 return rvalue_visit(ir);
205 ir_rvalue_enter_visitor::visit_enter(ir_expression *ir)
207 return rvalue_visit(ir);
211 ir_rvalue_enter_visitor::visit_enter(ir_texture *ir)
213 return rvalue_visit(ir);
217 ir_rvalue_enter_visitor::visit_enter(ir_swizzle *ir)
219 return rvalue_visit(ir);
223 ir_rvalue_enter_visitor::visit_enter(ir_dereference_array *ir)
225 return rvalue_visit(ir);
229 ir_rvalue_enter_visitor::visit_enter(ir_dereference_record *ir)
231 return rvalue_visit(ir);
235 ir_rvalue_enter_visitor::visit_enter(ir_assignment *ir)
237 return rvalue_visit(ir);
241 ir_rvalue_enter_visitor::visit_enter(ir_call *ir)
243 return rvalue_visit(ir);
247 ir_rvalue_enter_visitor::visit_enter(ir_return *ir)
249 return rvalue_visit(ir);
253 ir_rvalue_enter_visitor::visit_enter(ir_if *ir)
255 return rvalue_visit(ir);