diff options
Diffstat (limited to 'mesalib/src/glsl/ir.h')
| -rw-r--r-- | mesalib/src/glsl/ir.h | 102 |
1 files changed, 60 insertions, 42 deletions
diff --git a/mesalib/src/glsl/ir.h b/mesalib/src/glsl/ir.h index fdc22edf1..fab1cd2d2 100644 --- a/mesalib/src/glsl/ir.h +++ b/mesalib/src/glsl/ir.h @@ -109,6 +109,31 @@ public: virtual ir_instruction *clone(void *mem_ctx, struct hash_table *ht) const = 0; + bool is_rvalue() const + { + return ir_type == ir_type_dereference_array || + ir_type == ir_type_dereference_record || + ir_type == ir_type_dereference_variable || + ir_type == ir_type_constant || + ir_type == ir_type_expression || + ir_type == ir_type_swizzle || + ir_type == ir_type_texture; + } + + bool is_dereference() const + { + return ir_type == ir_type_dereference_array || + ir_type == ir_type_dereference_record || + ir_type == ir_type_dereference_variable; + } + + bool is_jump() const + { + return ir_type == ir_type_loop_jump || + ir_type == ir_type_return || + ir_type == ir_type_discard; + } + /** * \name IR instruction downcast functions * @@ -117,45 +142,33 @@ public: * Additional downcast functions will be added as needed. */ /*@{*/ - class ir_rvalue *as_rvalue() - { - assume(this != NULL); - if (ir_type == ir_type_dereference_array || - ir_type == ir_type_dereference_record || - ir_type == ir_type_dereference_variable || - ir_type == ir_type_constant || - ir_type == ir_type_expression || - ir_type == ir_type_swizzle || - ir_type == ir_type_texture) - return (class ir_rvalue *) this; - return NULL; - } - - class ir_dereference *as_dereference() - { - assume(this != NULL); - if (ir_type == ir_type_dereference_array || - ir_type == ir_type_dereference_record || - ir_type == ir_type_dereference_variable) - return (class ir_dereference *) this; - return NULL; - } - - class ir_jump *as_jump() - { - assume(this != NULL); - if (ir_type == ir_type_loop_jump || - ir_type == ir_type_return || - ir_type == ir_type_discard) - return (class ir_jump *) this; - return NULL; - } + #define AS_BASE(TYPE) \ + class ir_##TYPE *as_##TYPE() \ + { \ + assume(this != NULL); \ + return is_##TYPE() ? (ir_##TYPE *) this : NULL; \ + } \ + const class ir_##TYPE *as_##TYPE() const \ + { \ + assume(this != NULL); \ + return is_##TYPE() ? (ir_##TYPE *) this : NULL; \ + } + + AS_BASE(rvalue) + AS_BASE(dereference) + AS_BASE(jump) + #undef AS_BASE #define AS_CHILD(TYPE) \ class ir_##TYPE * as_##TYPE() \ { \ assume(this != NULL); \ return ir_type == ir_type_##TYPE ? (ir_##TYPE *) this : NULL; \ + } \ + const class ir_##TYPE * as_##TYPE() const \ + { \ + assume(this != NULL); \ + return ir_type == ir_type_##TYPE ? (const ir_##TYPE *) this : NULL; \ } AS_CHILD(variable) AS_CHILD(function) @@ -183,7 +196,8 @@ public: * in particular. No support for other instruction types (assignments, * jumps, calls, etc.) is planned. */ - virtual bool equals(ir_instruction *ir, enum ir_node_type ignore = ir_type_unset); + virtual bool equals(const ir_instruction *ir, + enum ir_node_type ignore = ir_type_unset) const; protected: ir_instruction(enum ir_node_type t) @@ -1300,8 +1314,6 @@ enum ir_expression_operation { /*@{*/ ir_unop_sin, ir_unop_cos, - ir_unop_sin_reduced, /**< Reduced range sin. [-pi, pi] */ - ir_unop_cos_reduced, /**< Reduced range cos. [-pi, pi] */ /*@}*/ /** @@ -1598,7 +1610,8 @@ public: */ ir_expression(int op, ir_rvalue *op0, ir_rvalue *op1, ir_rvalue *op2); - virtual bool equals(ir_instruction *ir, enum ir_node_type ignore = ir_type_unset); + virtual bool equals(const ir_instruction *ir, + enum ir_node_type ignore = ir_type_unset) const; virtual ir_expression *clone(void *mem_ctx, struct hash_table *ht) const; @@ -1909,7 +1922,8 @@ public: virtual ir_visitor_status accept(ir_hierarchical_visitor *); - virtual bool equals(ir_instruction *ir, enum ir_node_type ignore = ir_type_unset); + virtual bool equals(const ir_instruction *ir, + enum ir_node_type ignore = ir_type_unset) const; /** * Return a string representing the ir_texture_opcode. @@ -2010,7 +2024,8 @@ public: virtual ir_visitor_status accept(ir_hierarchical_visitor *); - virtual bool equals(ir_instruction *ir, enum ir_node_type ignore = ir_type_unset); + virtual bool equals(const ir_instruction *ir, + enum ir_node_type ignore = ir_type_unset) const; bool is_lvalue() const { @@ -2063,7 +2078,8 @@ public: virtual ir_constant *constant_expression_value(struct hash_table *variable_context = NULL); - virtual bool equals(ir_instruction *ir, enum ir_node_type ignore = ir_type_unset); + virtual bool equals(const ir_instruction *ir, + enum ir_node_type ignore = ir_type_unset) const; /** * Get the variable that is ultimately referenced by an r-value @@ -2109,7 +2125,8 @@ public: virtual ir_constant *constant_expression_value(struct hash_table *variable_context = NULL); - virtual bool equals(ir_instruction *ir, enum ir_node_type ignore = ir_type_unset); + virtual bool equals(const ir_instruction *ir, + enum ir_node_type ignore = ir_type_unset) const; /** * Get the variable that is ultimately referenced by an r-value @@ -2219,7 +2236,8 @@ public: virtual ir_visitor_status accept(ir_hierarchical_visitor *); - virtual bool equals(ir_instruction *ir, enum ir_node_type ignore = ir_type_unset); + virtual bool equals(const ir_instruction *ir, + enum ir_node_type ignore = ir_type_unset) const; /** * Get a particular component of a constant as a specific type |