3 * Copyright © 2009 Intel Corporation
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7 * to deal in the Software without restriction, including without limitation
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10 * Software is furnished to do so, subject to the following conditions:
12 * The above copyright notice and this permission notice (including the next
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16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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22 * DEALINGS IN THE SOFTWARE.
30 #include "glsl_parser_extras.h"
32 struct _mesa_glsl_parse_state
;
37 * \defgroup AST Abstract syntax tree node definitions
39 * An abstract syntax tree is generated by the parser. This is a fairly
40 * direct representation of the gramma derivation for the source program.
41 * No symantic checking is done during the generation of the AST. Only
42 * syntactic checking is done. Symantic checking is performed by a later
43 * stage that converts the AST to a more generic intermediate representation.
48 * Base class of all abstract syntax tree nodes
52 DECLARE_RALLOC_CXX_OPERATORS(ast_node
);
55 * Print an AST node in something approximating the original GLSL code
57 virtual void print(void) const;
60 * Convert the AST node to the high-level intermediate representation
62 virtual ir_rvalue
*hir(exec_list
*instructions
,
63 struct _mesa_glsl_parse_state
*state
);
65 virtual bool has_sequence_subexpression() const;
68 * Retrieve the source location of an AST node
70 * This function is primarily used to get the source position of an AST node
71 * into a form that can be passed to \c _mesa_glsl_error.
73 * \sa _mesa_glsl_error, ast_node::set_location
75 struct YYLTYPE
get_location(void) const
79 locp
.source
= this->location
.source
;
80 locp
.first_line
= this->location
.first_line
;
81 locp
.first_column
= this->location
.first_column
;
82 locp
.last_line
= this->location
.last_line
;
83 locp
.last_column
= this->location
.last_column
;
89 * Set the source location of an AST node from a parser location
91 * \sa ast_node::get_location
93 void set_location(const struct YYLTYPE
&locp
)
95 this->location
.source
= locp
.source
;
96 this->location
.first_line
= locp
.first_line
;
97 this->location
.first_column
= locp
.first_column
;
98 this->location
.last_line
= locp
.last_line
;
99 this->location
.last_column
= locp
.last_column
;
103 * Set the source location range of an AST node using two location nodes
105 * \sa ast_node::set_location
107 void set_location_range(const struct YYLTYPE
&begin
, const struct YYLTYPE
&end
)
109 this->location
.source
= begin
.source
;
110 this->location
.first_line
= begin
.first_line
;
111 this->location
.last_line
= end
.last_line
;
112 this->location
.first_column
= begin
.first_column
;
113 this->location
.last_column
= end
.last_column
;
117 * Source location of the AST node.
120 unsigned source
; /**< GLSL source number. */
121 unsigned first_line
; /**< First line number within the source string. */
122 unsigned first_column
; /**< First column in the first line. */
123 unsigned last_line
; /**< Last line number within the source string. */
124 unsigned last_column
; /**< Last column in the last line. */
131 * The only constructor is protected so that only derived class objects can
139 * Operators for AST expression nodes.
143 ast_plus
, /**< Unary + operator. */
186 ast_unsized_array_dim
,
202 * Representation of any sort of expression.
204 class ast_expression
: public ast_node
{
206 ast_expression(int oper
, ast_expression
*,
207 ast_expression
*, ast_expression
*);
209 ast_expression(const char *identifier
) :
212 subexpressions
[0] = NULL
;
213 subexpressions
[1] = NULL
;
214 subexpressions
[2] = NULL
;
215 primary_expression
.identifier
= identifier
;
216 this->non_lvalue_description
= NULL
;
219 static const char *operator_string(enum ast_operators op
);
221 virtual ir_rvalue
*hir(exec_list
*instructions
,
222 struct _mesa_glsl_parse_state
*state
);
224 virtual void hir_no_rvalue(exec_list
*instructions
,
225 struct _mesa_glsl_parse_state
*state
);
227 virtual bool has_sequence_subexpression() const;
229 ir_rvalue
*do_hir(exec_list
*instructions
,
230 struct _mesa_glsl_parse_state
*state
,
233 virtual void print(void) const;
235 enum ast_operators oper
;
237 ast_expression
*subexpressions
[3];
240 const char *identifier
;
242 float float_constant
;
243 unsigned uint_constant
;
245 double double_constant
;
246 } primary_expression
;
250 * List of expressions for an \c ast_sequence or parameters for an
251 * \c ast_function_call
253 exec_list expressions
;
256 * For things that can't be l-values, this describes what it is.
258 * This text is used by the code that generates IR for assignments to
259 * detect and emit useful messages for assignments to some things that
260 * can't be l-values. For example, pre- or post-incerement expressions.
263 * This pointer may be \c NULL.
265 const char *non_lvalue_description
;
268 class ast_expression_bin
: public ast_expression
{
270 ast_expression_bin(int oper
, ast_expression
*, ast_expression
*);
272 virtual void print(void) const;
276 * Subclass of expressions for function calls
278 class ast_function_expression
: public ast_expression
{
280 ast_function_expression(ast_expression
*callee
)
281 : ast_expression(ast_function_call
, callee
,
288 ast_function_expression(class ast_type_specifier
*type
)
289 : ast_expression(ast_function_call
, (ast_expression
*) type
,
296 bool is_constructor() const
301 virtual ir_rvalue
*hir(exec_list
*instructions
,
302 struct _mesa_glsl_parse_state
*state
);
304 virtual void hir_no_rvalue(exec_list
*instructions
,
305 struct _mesa_glsl_parse_state
*state
);
307 virtual bool has_sequence_subexpression() const;
311 * Is this function call actually a constructor?
315 handle_method(exec_list
*instructions
,
316 struct _mesa_glsl_parse_state
*state
);
319 class ast_subroutine_list
: public ast_node
322 virtual void print(void) const;
323 exec_list declarations
;
326 class ast_array_specifier
: public ast_node
{
328 ast_array_specifier(const struct YYLTYPE
&locp
, ast_expression
*dim
)
331 array_dimensions
.push_tail(&dim
->link
);
334 void add_dimension(ast_expression
*dim
)
336 array_dimensions
.push_tail(&dim
->link
);
339 const bool is_single_dimension()
341 return this->array_dimensions
.tail_pred
->prev
!= NULL
&&
342 this->array_dimensions
.tail_pred
->prev
->is_head_sentinel();
345 virtual void print(void) const;
347 /* This list contains objects of type ast_node containing the
348 * array dimensions in outermost-to-innermost order.
350 exec_list array_dimensions
;
354 * C-style aggregate initialization class
356 * Represents C-style initializers of vectors, matrices, arrays, and
357 * structures. E.g., vec3 pos = {1.0, 0.0, -1.0} is equivalent to
358 * vec3 pos = vec3(1.0, 0.0, -1.0).
360 * Specified in GLSL 4.20 and GL_ARB_shading_language_420pack.
362 * \sa _mesa_ast_set_aggregate_type
364 class ast_aggregate_initializer
: public ast_expression
{
366 ast_aggregate_initializer()
367 : ast_expression(ast_aggregate
, NULL
, NULL
, NULL
),
368 constructor_type(NULL
)
374 * glsl_type of the aggregate, which is inferred from the LHS of whatever
375 * the aggregate is being used to initialize. This can't be inferred at
376 * parse time (since the parser deals with ast_type_specifiers, not
377 * glsl_types), so the parser leaves it NULL. However, the ast-to-hir
378 * conversion code makes sure to fill it in with the appropriate type
379 * before hir() is called.
381 const glsl_type
*constructor_type
;
383 virtual ir_rvalue
*hir(exec_list
*instructions
,
384 struct _mesa_glsl_parse_state
*state
);
386 virtual void hir_no_rvalue(exec_list
*instructions
,
387 struct _mesa_glsl_parse_state
*state
);
391 * Number of possible operators for an ast_expression
393 * This is done as a define instead of as an additional value in the enum so
394 * that the compiler won't generate spurious messages like "warning:
395 * enumeration value ‘ast_num_operators’ not handled in switch"
397 #define AST_NUM_OPERATORS (ast_sequence + 1)
400 class ast_compound_statement
: public ast_node
{
402 ast_compound_statement(int new_scope
, ast_node
*statements
);
403 virtual void print(void) const;
405 virtual ir_rvalue
*hir(exec_list
*instructions
,
406 struct _mesa_glsl_parse_state
*state
);
409 exec_list statements
;
412 class ast_declaration
: public ast_node
{
414 ast_declaration(const char *identifier
,
415 ast_array_specifier
*array_specifier
,
416 ast_expression
*initializer
);
417 virtual void print(void) const;
419 const char *identifier
;
421 ast_array_specifier
*array_specifier
;
423 ast_expression
*initializer
;
428 ast_precision_none
= 0, /**< Absence of precision qualifier. */
430 ast_precision_medium
,
434 struct ast_type_qualifier
{
435 DECLARE_RALLOC_CXX_OPERATORS(ast_type_qualifier
);
439 unsigned invariant
:1;
442 unsigned attribute
:1;
453 unsigned noperspective
:1;
455 /** \name Layout qualifiers for GL_ARB_fragment_coord_conventions */
457 unsigned origin_upper_left
:1;
458 unsigned pixel_center_integer
:1;
462 * Flag set if GL_ARB_explicit_attrib_location "location" layout
465 unsigned explicit_location
:1;
467 * Flag set if GL_ARB_explicit_attrib_location "index" layout
470 unsigned explicit_index
:1;
473 * Flag set if GL_ARB_shading_language_420pack "binding" layout
476 unsigned explicit_binding
:1;
479 * Flag set if GL_ARB_shader_atomic counter "offset" layout
482 unsigned explicit_offset
:1;
484 /** \name Layout qualifiers for GL_AMD_conservative_depth */
486 unsigned depth_any
:1;
487 unsigned depth_greater
:1;
488 unsigned depth_less
:1;
489 unsigned depth_unchanged
:1;
492 /** \name Layout qualifiers for GL_ARB_uniform_buffer_object */
498 unsigned column_major
:1;
499 unsigned row_major
:1;
502 /** \name Layout qualifiers for GLSL 1.50 geometry shaders */
504 unsigned prim_type
:1;
505 unsigned max_vertices
:1;
509 * local_size_{x,y,z} flags for compute shaders. Bit 0 represents
510 * local_size_x, and so on.
512 unsigned local_size
:3;
514 /** \name Layout and memory qualifiers for ARB_shader_image_load_store. */
516 unsigned early_fragment_tests
:1;
517 unsigned explicit_image_format
:1;
519 unsigned _volatile
:1;
520 unsigned restrict_flag
:1;
521 unsigned read_only
:1; /**< "readonly" qualifier. */
522 unsigned write_only
:1; /**< "writeonly" qualifier. */
525 /** \name Layout qualifiers for GL_ARB_gpu_shader5 */
527 unsigned invocations
:1;
528 unsigned stream
:1; /**< Has stream value assigned */
529 unsigned explicit_stream
:1; /**< stream value assigned explicitly by shader code */
532 /** \name Layout qualifiers for GL_ARB_tessellation_shader */
534 /* tess eval input layout */
535 /* gs prim_type reused for primitive mode */
536 unsigned vertex_spacing
:1;
538 unsigned point_mode
:1;
539 /* tess control output layout */
543 /** \name Qualifiers for GL_ARB_shader_subroutine */
545 unsigned subroutine
:1; /**< Is this marked 'subroutine' */
546 unsigned subroutine_def
:1; /**< Is this marked 'subroutine' with a list of types */
549 /** \brief Set of flags, accessed by name. */
552 /** \brief Set of flags, accessed as a bitmask. */
556 /** Precision of the type (highp/medium/lowp). */
557 unsigned precision
:2;
559 /** Geometry shader invocations for GL_ARB_gpu_shader5. */
563 * Location specified via GL_ARB_explicit_attrib_location layout
566 * This field is only valid if \c explicit_location is set.
570 * Index specified via GL_ARB_explicit_attrib_location layout
573 * This field is only valid if \c explicit_index is set.
577 /** Maximum output vertices in GLSL 1.50 geometry shaders. */
580 /** Stream in GLSL 1.50 geometry shaders. */
584 * Input or output primitive type in GLSL 1.50 geometry shaders
585 * and tessellation shaders.
590 * Binding specified via GL_ARB_shading_language_420pack's "binding" keyword.
593 * This field is only valid if \c explicit_binding is set.
598 * Offset specified via GL_ARB_shader_atomic_counter's "offset"
602 * This field is only valid if \c explicit_offset is set.
607 * Local size specified via GL_ARB_compute_shader's "local_size_{x,y,z}"
608 * layout qualifier. Element i of this array is only valid if
609 * flags.q.local_size & (1 << i) is set.
613 /** Tessellation evaluation shader: vertex spacing (equal, fractional even/odd) */
614 GLenum vertex_spacing
;
616 /** Tessellation evaluation shader: vertex ordering (CW or CCW) */
619 /** Tessellation evaluation shader: point mode */
622 /** Tessellation control shader: number of output vertices */
626 * Image format specified with an ARB_shader_image_load_store
630 * This field is only valid if \c explicit_image_format is set.
635 * Base type of the data read from or written to this image. Only
636 * the following enumerants are allowed: GLSL_TYPE_UINT,
637 * GLSL_TYPE_INT, GLSL_TYPE_FLOAT.
640 * This field is only valid if \c explicit_image_format is set.
642 glsl_base_type image_base_type
;
644 /** Flag to know if this represents a default value for a qualifier */
645 bool is_default_qualifier
;
648 * Return true if and only if an interpolation qualifier is present.
650 bool has_interpolation() const;
653 * Return whether a layout qualifier is present.
655 bool has_layout() const;
658 * Return whether a storage qualifier is present.
660 bool has_storage() const;
663 * Return whether an auxiliary storage qualifier is present.
665 bool has_auxiliary_storage() const;
668 * \brief Return string representation of interpolation qualifier.
670 * If an interpolation qualifier is present, then return that qualifier's
671 * string representation. Otherwise, return null. For example, if the
672 * noperspective bit is set, then this returns "noperspective".
674 * If multiple interpolation qualifiers are somehow present, then the
675 * returned string is undefined but not null.
677 const char *interpolation_string() const;
679 bool merge_qualifier(YYLTYPE
*loc
,
680 _mesa_glsl_parse_state
*state
,
681 ast_type_qualifier q
);
683 bool merge_out_qualifier(YYLTYPE
*loc
,
684 _mesa_glsl_parse_state
*state
,
685 ast_type_qualifier q
,
688 bool merge_in_qualifier(YYLTYPE
*loc
,
689 _mesa_glsl_parse_state
*state
,
690 ast_type_qualifier q
,
693 ast_subroutine_list
*subroutine_list
;
696 class ast_declarator_list
;
698 class ast_struct_specifier
: public ast_node
{
700 ast_struct_specifier(const char *identifier
,
701 ast_declarator_list
*declarator_list
);
702 virtual void print(void) const;
704 virtual ir_rvalue
*hir(exec_list
*instructions
,
705 struct _mesa_glsl_parse_state
*state
);
708 /* List of ast_declarator_list * */
709 exec_list declarations
;
715 class ast_type_specifier
: public ast_node
{
717 /** Construct a type specifier from a type name */
718 ast_type_specifier(const char *name
)
719 : type_name(name
), structure(NULL
), array_specifier(NULL
),
720 default_precision(ast_precision_none
)
725 /** Construct a type specifier from a structure definition */
726 ast_type_specifier(ast_struct_specifier
*s
)
727 : type_name(s
->name
), structure(s
), array_specifier(NULL
),
728 default_precision(ast_precision_none
)
733 const struct glsl_type
*glsl_type(const char **name
,
734 struct _mesa_glsl_parse_state
*state
)
737 virtual void print(void) const;
739 ir_rvalue
*hir(exec_list
*, struct _mesa_glsl_parse_state
*);
741 const char *type_name
;
742 ast_struct_specifier
*structure
;
744 ast_array_specifier
*array_specifier
;
746 /** For precision statements, this is the given precision; otherwise none. */
747 unsigned default_precision
:2;
751 class ast_fully_specified_type
: public ast_node
{
753 virtual void print(void) const;
754 bool has_qualifiers() const;
756 ast_fully_specified_type() : qualifier(), specifier(NULL
)
760 const struct glsl_type
*glsl_type(const char **name
,
761 struct _mesa_glsl_parse_state
*state
)
764 ast_type_qualifier qualifier
;
765 ast_type_specifier
*specifier
;
769 class ast_declarator_list
: public ast_node
{
771 ast_declarator_list(ast_fully_specified_type
*);
772 virtual void print(void) const;
774 virtual ir_rvalue
*hir(exec_list
*instructions
,
775 struct _mesa_glsl_parse_state
*state
);
777 ast_fully_specified_type
*type
;
778 /** List of 'ast_declaration *' */
779 exec_list declarations
;
782 * Flags for redeclarations. In these cases, no type is specified, to
783 * `type` is allowed to be NULL. In all other cases, this would be an error.
785 int invariant
; /** < `invariant` redeclaration */
786 int precise
; /** < `precise` redeclaration */
790 class ast_parameter_declarator
: public ast_node
{
792 ast_parameter_declarator() :
795 array_specifier(NULL
),
796 formal_parameter(false),
802 virtual void print(void) const;
804 virtual ir_rvalue
*hir(exec_list
*instructions
,
805 struct _mesa_glsl_parse_state
*state
);
807 ast_fully_specified_type
*type
;
808 const char *identifier
;
809 ast_array_specifier
*array_specifier
;
811 static void parameters_to_hir(exec_list
*ast_parameters
,
812 bool formal
, exec_list
*ir_parameters
,
813 struct _mesa_glsl_parse_state
*state
);
816 /** Is this parameter declaration part of a formal parameter list? */
817 bool formal_parameter
;
820 * Is this parameter 'void' type?
822 * This field is set by \c ::hir.
828 class ast_function
: public ast_node
{
832 virtual void print(void) const;
834 virtual ir_rvalue
*hir(exec_list
*instructions
,
835 struct _mesa_glsl_parse_state
*state
);
837 ast_fully_specified_type
*return_type
;
838 const char *identifier
;
840 exec_list parameters
;
844 * Is this prototype part of the function definition?
846 * Used by ast_function_definition::hir to process the parameters, etc.
854 * Function signature corresponding to this function prototype instance
856 * Used by ast_function_definition::hir to process the parameters, etc.
861 class ir_function_signature
*signature
;
863 friend class ast_function_definition
;
867 class ast_expression_statement
: public ast_node
{
869 ast_expression_statement(ast_expression
*);
870 virtual void print(void) const;
872 virtual ir_rvalue
*hir(exec_list
*instructions
,
873 struct _mesa_glsl_parse_state
*state
);
875 ast_expression
*expression
;
879 class ast_case_label
: public ast_node
{
881 ast_case_label(ast_expression
*test_value
);
882 virtual void print(void) const;
884 virtual ir_rvalue
*hir(exec_list
*instructions
,
885 struct _mesa_glsl_parse_state
*state
);
888 * An test value of NULL means 'default'.
890 ast_expression
*test_value
;
894 class ast_case_label_list
: public ast_node
{
896 ast_case_label_list(void);
897 virtual void print(void) const;
899 virtual ir_rvalue
*hir(exec_list
*instructions
,
900 struct _mesa_glsl_parse_state
*state
);
903 * A list of case labels.
909 class ast_case_statement
: public ast_node
{
911 ast_case_statement(ast_case_label_list
*labels
);
912 virtual void print(void) const;
914 virtual ir_rvalue
*hir(exec_list
*instructions
,
915 struct _mesa_glsl_parse_state
*state
);
917 ast_case_label_list
*labels
;
920 * A list of statements.
926 class ast_case_statement_list
: public ast_node
{
928 ast_case_statement_list(void);
929 virtual void print(void) const;
931 virtual ir_rvalue
*hir(exec_list
*instructions
,
932 struct _mesa_glsl_parse_state
*state
);
941 class ast_switch_body
: public ast_node
{
943 ast_switch_body(ast_case_statement_list
*stmts
);
944 virtual void print(void) const;
946 virtual ir_rvalue
*hir(exec_list
*instructions
,
947 struct _mesa_glsl_parse_state
*state
);
949 ast_case_statement_list
*stmts
;
953 class ast_selection_statement
: public ast_node
{
955 ast_selection_statement(ast_expression
*condition
,
956 ast_node
*then_statement
,
957 ast_node
*else_statement
);
958 virtual void print(void) const;
960 virtual ir_rvalue
*hir(exec_list
*instructions
,
961 struct _mesa_glsl_parse_state
*state
);
963 ast_expression
*condition
;
964 ast_node
*then_statement
;
965 ast_node
*else_statement
;
969 class ast_switch_statement
: public ast_node
{
971 ast_switch_statement(ast_expression
*test_expression
,
973 virtual void print(void) const;
975 virtual ir_rvalue
*hir(exec_list
*instructions
,
976 struct _mesa_glsl_parse_state
*state
);
978 ast_expression
*test_expression
;
982 void test_to_hir(exec_list
*, struct _mesa_glsl_parse_state
*);
985 class ast_iteration_statement
: public ast_node
{
987 ast_iteration_statement(int mode
, ast_node
*init
, ast_node
*condition
,
988 ast_expression
*rest_expression
, ast_node
*body
);
990 virtual void print(void) const;
992 virtual ir_rvalue
*hir(exec_list
*, struct _mesa_glsl_parse_state
*);
994 enum ast_iteration_modes
{
1001 ast_node
*init_statement
;
1002 ast_node
*condition
;
1003 ast_expression
*rest_expression
;
1008 * Generate IR from the condition of a loop
1010 * This is factored out of ::hir because some loops have the condition
1011 * test at the top (for and while), and others have it at the end (do-while).
1013 void condition_to_hir(exec_list
*, struct _mesa_glsl_parse_state
*);
1017 class ast_jump_statement
: public ast_node
{
1019 ast_jump_statement(int mode
, ast_expression
*return_value
);
1020 virtual void print(void) const;
1022 virtual ir_rvalue
*hir(exec_list
*instructions
,
1023 struct _mesa_glsl_parse_state
*state
);
1025 enum ast_jump_modes
{
1032 ast_expression
*opt_return_value
;
1036 class ast_function_definition
: public ast_node
{
1038 ast_function_definition() : prototype(NULL
), body(NULL
)
1042 virtual void print(void) const;
1044 virtual ir_rvalue
*hir(exec_list
*instructions
,
1045 struct _mesa_glsl_parse_state
*state
);
1047 ast_function
*prototype
;
1048 ast_compound_statement
*body
;
1051 class ast_interface_block
: public ast_node
{
1053 ast_interface_block(ast_type_qualifier layout
,
1054 const char *instance_name
,
1055 ast_array_specifier
*array_specifier
)
1056 : layout(layout
), block_name(NULL
), instance_name(instance_name
),
1057 array_specifier(array_specifier
)
1061 virtual ir_rvalue
*hir(exec_list
*instructions
,
1062 struct _mesa_glsl_parse_state
*state
);
1064 ast_type_qualifier layout
;
1065 const char *block_name
;
1068 * Declared name of the block instance, if specified.
1070 * If the block does not have an instance name, this field will be
1073 const char *instance_name
;
1075 /** List of ast_declarator_list * */
1076 exec_list declarations
;
1079 * Declared array size of the block instance
1081 * If the block is not declared as an array or if the block instance array
1082 * is unsized, this field will be \c NULL.
1084 ast_array_specifier
*array_specifier
;
1089 * AST node representing a declaration of the output layout for tessellation
1092 class ast_tcs_output_layout
: public ast_node
1095 ast_tcs_output_layout(const struct YYLTYPE
&locp
, int vertices
)
1096 : vertices(vertices
)
1101 virtual ir_rvalue
*hir(exec_list
*instructions
,
1102 struct _mesa_glsl_parse_state
*state
);
1110 * AST node representing a declaration of the input layout for geometry
1113 class ast_gs_input_layout
: public ast_node
1116 ast_gs_input_layout(const struct YYLTYPE
&locp
, GLenum prim_type
)
1117 : prim_type(prim_type
)
1122 virtual ir_rvalue
*hir(exec_list
*instructions
,
1123 struct _mesa_glsl_parse_state
*state
);
1126 const GLenum prim_type
;
1131 * AST node representing a decalaration of the input layout for compute
1134 class ast_cs_input_layout
: public ast_node
1137 ast_cs_input_layout(const struct YYLTYPE
&locp
, const unsigned *local_size
)
1139 memcpy(this->local_size
, local_size
, sizeof(this->local_size
));
1143 virtual ir_rvalue
*hir(exec_list
*instructions
,
1144 struct _mesa_glsl_parse_state
*state
);
1147 unsigned local_size
[3];
1153 _mesa_ast_to_hir(exec_list
*instructions
, struct _mesa_glsl_parse_state
*state
);
1156 _mesa_ast_field_selection_to_hir(const ast_expression
*expr
,
1157 exec_list
*instructions
,
1158 struct _mesa_glsl_parse_state
*state
);
1161 _mesa_ast_array_index_to_hir(void *mem_ctx
,
1162 struct _mesa_glsl_parse_state
*state
,
1163 ir_rvalue
*array
, ir_rvalue
*idx
,
1164 YYLTYPE
&loc
, YYLTYPE
&idx_loc
);
1167 _mesa_ast_set_aggregate_type(const glsl_type
*type
,
1168 ast_expression
*expr
);
1171 emit_function(_mesa_glsl_parse_state
*state
, ir_function
*f
);
1174 check_builtin_array_max_size(const char *name
, unsigned size
,
1175 YYLTYPE loc
, struct _mesa_glsl_parse_state
*state
);
1177 extern void _mesa_ast_process_interface_block(YYLTYPE
*locp
,
1178 _mesa_glsl_parse_state
*state
,
1179 ast_interface_block
*const block
,
1180 const struct ast_type_qualifier q
);