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25 * \file ir_rvalue_visitor.h
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
29 * class. Just implement handle_rvalue() and you will be called with
30 * a pointer to each rvalue in the tree.
33 #ifndef GLSL_IR_RVALUE_VISITOR_H
34 #define GLSL_IR_RVALUE_VISITOR_H
36 class ir_rvalue_base_visitor
: public ir_hierarchical_visitor
{
38 ir_visitor_status
rvalue_visit(ir_assignment
*);
39 ir_visitor_status
rvalue_visit(ir_call
*);
40 ir_visitor_status
rvalue_visit(ir_dereference_array
*);
41 ir_visitor_status
rvalue_visit(ir_dereference_record
*);
42 ir_visitor_status
rvalue_visit(ir_discard
*);
43 ir_visitor_status
rvalue_visit(ir_expression
*);
44 ir_visitor_status
rvalue_visit(ir_if
*);
45 ir_visitor_status
rvalue_visit(ir_return
*);
46 ir_visitor_status
rvalue_visit(ir_swizzle
*);
47 ir_visitor_status
rvalue_visit(ir_texture
*);
48 ir_visitor_status
rvalue_visit(ir_emit_vertex
*);
49 ir_visitor_status
rvalue_visit(ir_end_primitive
*);
51 virtual void handle_rvalue(ir_rvalue
**rvalue
) = 0;
54 class ir_rvalue_visitor
: public ir_rvalue_base_visitor
{
57 virtual ir_visitor_status
visit_leave(ir_assignment
*);
58 virtual ir_visitor_status
visit_leave(ir_call
*);
59 virtual ir_visitor_status
visit_leave(ir_dereference_array
*);
60 virtual ir_visitor_status
visit_leave(ir_dereference_record
*);
61 virtual ir_visitor_status
visit_leave(ir_discard
*);
62 virtual ir_visitor_status
visit_leave(ir_expression
*);
63 virtual ir_visitor_status
visit_leave(ir_if
*);
64 virtual ir_visitor_status
visit_leave(ir_return
*);
65 virtual ir_visitor_status
visit_leave(ir_swizzle
*);
66 virtual ir_visitor_status
visit_leave(ir_texture
*);
67 virtual ir_visitor_status
visit_leave(ir_emit_vertex
*);
68 virtual ir_visitor_status
visit_leave(ir_end_primitive
*);
71 class ir_rvalue_enter_visitor
: public ir_rvalue_base_visitor
{
74 virtual ir_visitor_status
visit_enter(ir_assignment
*);
75 virtual ir_visitor_status
visit_enter(ir_call
*);
76 virtual ir_visitor_status
visit_enter(ir_dereference_array
*);
77 virtual ir_visitor_status
visit_enter(ir_dereference_record
*);
78 virtual ir_visitor_status
visit_enter(ir_discard
*);
79 virtual ir_visitor_status
visit_enter(ir_expression
*);
80 virtual ir_visitor_status
visit_enter(ir_if
*);
81 virtual ir_visitor_status
visit_enter(ir_return
*);
82 virtual ir_visitor_status
visit_enter(ir_swizzle
*);
83 virtual ir_visitor_status
visit_enter(ir_texture
*);
84 virtual ir_visitor_status
visit_enter(ir_emit_vertex
*);
85 virtual ir_visitor_status
visit_enter(ir_end_primitive
*);
88 #endif /* GLSL_IR_RVALUE_VISITOR_H */