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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
);