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
13 * paragraph) shall be included in all copies or substantial portions of the
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
);
66 * Retrieve the source location of an AST node
68 * This function is primarily used to get the source position of an AST node
69 * into a form that can be passed to \c _mesa_glsl_error.
71 * \sa _mesa_glsl_error, ast_node::set_location
73 struct YYLTYPE
get_location(void) const
77 locp
.source
= this->location
.source
;
78 locp
.first_line
= this->location
.first_line
;
79 locp
.first_column
= this->location
.first_column
;
80 locp
.last_line
= this->location
.last_line
;
81 locp
.last_column
= this->location
.last_column
;
87 * Set the source location of an AST node from a parser location
89 * \sa ast_node::get_location
91 void set_location(const struct YYLTYPE
&locp
)
93 this->location
.source
= locp
.source
;
94 this->location
.first_line
= locp
.first_line
;
95 this->location
.first_column
= locp
.first_column
;
96 this->location
.last_line
= locp
.last_line
;
97 this->location
.last_column
= locp
.last_column
;
101 * Set the source location range of an AST node using two location nodes
103 * \sa ast_node::set_location
105 void set_location_range(const struct YYLTYPE
&begin
, const struct YYLTYPE
&end
)
107 this->location
.source
= begin
.source
;
108 this->location
.first_line
= begin
.first_line
;
109 this->location
.last_line
= end
.last_line
;
110 this->location
.first_column
= begin
.first_column
;
111 this->location
.last_column
= end
.last_column
;
115 * Source location of the AST node.
118 unsigned source
; /**< GLSL source number. */
119 unsigned first_line
; /**< First line number within the source string. */
120 unsigned first_column
; /**< First column in the first line. */
121 unsigned last_line
; /**< Last line number within the source string. */
122 unsigned last_column
; /**< Last column in the last line. */
129 * The only constructor is protected so that only derived class objects can
137 * Operators for AST expression nodes.
141 ast_plus
, /**< Unary + operator. */
199 * Representation of any sort of expression.
201 class ast_expression
: public ast_node
{
203 ast_expression(int oper
, ast_expression
*,
204 ast_expression
*, ast_expression
*);
206 ast_expression(const char *identifier
) :
209 subexpressions
[0] = NULL
;
210 subexpressions
[1] = NULL
;
211 subexpressions
[2] = NULL
;
212 primary_expression
.identifier
= identifier
;
213 this->non_lvalue_description
= NULL
;
216 static const char *operator_string(enum ast_operators op
);
218 virtual ir_rvalue
*hir(exec_list
*instructions
,
219 struct _mesa_glsl_parse_state
*state
);
221 virtual void hir_no_rvalue(exec_list
*instructions
,
222 struct _mesa_glsl_parse_state
*state
);
224 ir_rvalue
*do_hir(exec_list
*instructions
,
225 struct _mesa_glsl_parse_state
*state
,
228 virtual void print(void) const;
230 enum ast_operators oper
;
232 ast_expression
*subexpressions
[3];
235 const char *identifier
;
237 float float_constant
;
238 unsigned uint_constant
;
240 double double_constant
;
241 } primary_expression
;
245 * List of expressions for an \c ast_sequence or parameters for an
246 * \c ast_function_call
248 exec_list expressions
;
251 * For things that can't be l-values, this describes what it is.
253 * This text is used by the code that generates IR for assignments to
254 * detect and emit useful messages for assignments to some things that
255 * can't be l-values. For example, pre- or post-incerement expressions.
258 * This pointer may be \c NULL.
260 const char *non_lvalue_description
;
263 class ast_expression_bin
: public ast_expression
{
265 ast_expression_bin(int oper
, ast_expression
*, ast_expression
*);
267 virtual void print(void) const;
271 * Subclass of expressions for function calls
273 class ast_function_expression
: public ast_expression
{
275 ast_function_expression(ast_expression
*callee
)
276 : ast_expression(ast_function_call
, callee
,
283 ast_function_expression(class ast_type_specifier
*type
)
284 : ast_expression(ast_function_call
, (ast_expression
*) type
,
291 bool is_constructor() const
296 virtual ir_rvalue
*hir(exec_list
*instructions
,
297 struct _mesa_glsl_parse_state
*state
);
299 virtual void hir_no_rvalue(exec_list
*instructions
,
300 struct _mesa_glsl_parse_state
*state
);
304 * Is this function call actually a constructor?
308 handle_method(exec_list
*instructions
,
309 struct _mesa_glsl_parse_state
*state
);
312 class ast_subroutine_list
: public ast_node
315 virtual void print(void) const;
316 exec_list declarations
;
319 class ast_array_specifier
: public ast_node
{
321 /** Unsized array specifier ([]) */
322 explicit ast_array_specifier(const struct YYLTYPE
&locp
)
323 : is_unsized_array(true)
328 /** Sized array specifier ([dim]) */
329 ast_array_specifier(const struct YYLTYPE
&locp
, ast_expression
*dim
)
330 : is_unsized_array(false)
333 array_dimensions
.push_tail(&dim
->link
);
336 void add_dimension(ast_expression
*dim
)
338 array_dimensions
.push_tail(&dim
->link
);
341 virtual void print(void) const;
343 /* If true, this means that the array has an unsized outermost dimension. */
344 bool is_unsized_array
;
346 /* This list contains objects of type ast_node containing the
347 * sized dimensions only, in outermost-to-innermost order.
349 exec_list array_dimensions
;
353 * C-style aggregate initialization class
355 * Represents C-style initializers of vectors, matrices, arrays, and
356 * structures. E.g., vec3 pos = {1.0, 0.0, -1.0} is equivalent to
357 * vec3 pos = vec3(1.0, 0.0, -1.0).
359 * Specified in GLSL 4.20 and GL_ARB_shading_language_420pack.
361 * \sa _mesa_ast_set_aggregate_type
363 class ast_aggregate_initializer
: public ast_expression
{
365 ast_aggregate_initializer()
366 : ast_expression(ast_aggregate
, NULL
, NULL
, NULL
),
367 constructor_type(NULL
)
373 * glsl_type of the aggregate, which is inferred from the LHS of whatever
374 * the aggregate is being used to initialize. This can't be inferred at
375 * parse time (since the parser deals with ast_type_specifiers, not
376 * glsl_types), so the parser leaves it NULL. However, the ast-to-hir
377 * conversion code makes sure to fill it in with the appropriate type
378 * before hir() is called.
380 const glsl_type
*constructor_type
;
382 virtual ir_rvalue
*hir(exec_list
*instructions
,
383 struct _mesa_glsl_parse_state
*state
);
385 virtual void hir_no_rvalue(exec_list
*instructions
,
386 struct _mesa_glsl_parse_state
*state
);
390 * Number of possible operators for an ast_expression
392 * This is done as a define instead of as an additional value in the enum so
393 * that the compiler won't generate spurious messages like "warning:
394 * enumeration value ‘ast_num_operators’ not handled in switch"
396 #define AST_NUM_OPERATORS (ast_sequence + 1)
399 class ast_compound_statement
: public ast_node
{
401 ast_compound_statement(int new_scope
, ast_node
*statements
);
402 virtual void print(void) const;
404 virtual ir_rvalue
*hir(exec_list
*instructions
,
405 struct _mesa_glsl_parse_state
*state
);
408 exec_list statements
;
411 class ast_declaration
: public ast_node
{
413 ast_declaration(const char *identifier
,
414 ast_array_specifier
*array_specifier
,
415 ast_expression
*initializer
);
416 virtual void print(void) const;
418 const char *identifier
;
420 ast_array_specifier
*array_specifier
;
422 ast_expression
*initializer
;
427 ast_precision_none
= 0, /**< Absence of precision qualifier. */
429 ast_precision_medium
,
433 struct ast_type_qualifier
{
434 DECLARE_RALLOC_CXX_OPERATORS(ast_type_qualifier
);
438 unsigned invariant
:1;
441 unsigned attribute
:1;
452 unsigned noperspective
:1;
454 /** \name Layout qualifiers for GL_ARB_fragment_coord_conventions */
456 unsigned origin_upper_left
:1;
457 unsigned pixel_center_integer
:1;
461 * Flag set if GL_ARB_explicit_attrib_location "location" layout
464 unsigned explicit_location
:1;
466 * Flag set if GL_ARB_explicit_attrib_location "index" layout
469 unsigned explicit_index
:1;
472 * Flag set if GL_ARB_shading_language_420pack "binding" layout
475 unsigned explicit_binding
:1;
478 * Flag set if GL_ARB_shader_atomic counter "offset" layout
481 unsigned explicit_offset
:1;
483 /** \name Layout qualifiers for GL_AMD_conservative_depth */
485 unsigned depth_any
:1;
486 unsigned depth_greater
:1;
487 unsigned depth_less
:1;
488 unsigned depth_unchanged
:1;
491 /** \name Layout qualifiers for GL_ARB_uniform_buffer_object */
496 unsigned column_major
:1;
497 unsigned row_major
:1;
500 /** \name Layout qualifiers for GLSL 1.50 geometry shaders */
502 unsigned prim_type
:1;
503 unsigned max_vertices
:1;
507 * local_size_{x,y,z} flags for compute shaders. Bit 0 represents
508 * local_size_x, and so on.
510 unsigned local_size
:3;
512 /** \name Layout and memory qualifiers for ARB_shader_image_load_store. */
514 unsigned early_fragment_tests
:1;
515 unsigned explicit_image_format
:1;
517 unsigned _volatile
:1;
518 unsigned restrict_flag
:1;
519 unsigned read_only
:1; /**< "readonly" qualifier. */
520 unsigned write_only
:1; /**< "writeonly" qualifier. */
523 /** \name Layout qualifiers for GL_ARB_gpu_shader5 */
525 unsigned invocations
:1;
526 unsigned stream
:1; /**< Has stream value assigned */
527 unsigned explicit_stream
:1; /**< stream value assigned explicitly by shader code */
530 /** \name Vulkan qualifiers */
533 /** \name Layout qualifiers for GL_ARB_tessellation_shader */
535 /* tess eval input layout */
536 /* gs prim_type reused for primitive mode */
537 unsigned vertex_spacing
:1;
539 unsigned point_mode
:1;
540 /* tess control output layout */
544 /** \name Qualifiers for GL_ARB_shader_subroutine */
546 unsigned subroutine
:1; /**< Is this marked 'subroutine' */
547 unsigned subroutine_def
:1; /**< Is this marked 'subroutine' with a list of types */
550 /** \brief Set of flags, accessed by name. */
553 /** \brief Set of flags, accessed as a bitmask. */
557 /** Precision of the type (highp/medium/lowp). */
558 unsigned precision
:2;
560 /** Geometry shader invocations for GL_ARB_gpu_shader5. */
564 * Location specified via GL_ARB_explicit_attrib_location layout
567 * This field is only valid if \c explicit_location is set.
571 * Index specified via GL_ARB_explicit_attrib_location layout
574 * This field is only valid if \c explicit_index is set.
578 /** Maximum output vertices in GLSL 1.50 geometry shaders. */
581 /** Stream in GLSL 1.50 geometry shaders. */
585 * Input or output primitive type in GLSL 1.50 geometry shaders
586 * and tessellation shaders.
591 * Binding specified via GL_ARB_shading_language_420pack's "binding" keyword.
594 * This field is only valid if \c explicit_binding is set.
599 * Offset specified via GL_ARB_shader_atomic_counter's "offset"
603 * This field is only valid if \c explicit_offset is set.
608 * Local size specified via GL_ARB_compute_shader's "local_size_{x,y,z}"
609 * layout qualifier. Element i of this array is only valid if
610 * flags.q.local_size & (1 << i) is set.
614 /** Tessellation evaluation shader: vertex spacing (equal, fractional even/odd) */
615 GLenum vertex_spacing
;
617 /** Tessellation evaluation shader: vertex ordering (CW or CCW) */
620 /** Tessellation evaluation shader: point mode */
623 /** Tessellation control shader: number of output vertices */
627 * Image format specified with an ARB_shader_image_load_store
631 * This field is only valid if \c explicit_image_format is set.
636 * Base type of the data read from or written to this image. Only
637 * the following enumerants are allowed: GLSL_TYPE_UINT,
638 * GLSL_TYPE_INT, GLSL_TYPE_FLOAT.
641 * This field is only valid if \c explicit_image_format is set.
643 glsl_base_type image_base_type
;
646 * Vulkan descriptor set
651 * Return true if and only if an interpolation qualifier is present.
653 bool has_interpolation() const;
656 * Return whether a layout qualifier is present.
658 bool has_layout() const;
661 * Return whether a storage qualifier is present.
663 bool has_storage() const;
666 * Return whether an auxiliary storage qualifier is present.
668 bool has_auxiliary_storage() const;
671 * \brief Return string representation of interpolation qualifier.
673 * If an interpolation qualifier is present, then return that qualifier's
674 * string representation. Otherwise, return null. For example, if the
675 * noperspective bit is set, then this returns "noperspective".
677 * If multiple interpolation qualifiers are somehow present, then the
678 * returned string is undefined but not null.
680 const char *interpolation_string() const;
682 bool merge_qualifier(YYLTYPE
*loc
,
683 _mesa_glsl_parse_state
*state
,
684 ast_type_qualifier q
);
686 bool merge_out_qualifier(YYLTYPE
*loc
,
687 _mesa_glsl_parse_state
*state
,
688 ast_type_qualifier q
,
691 bool merge_in_qualifier(YYLTYPE
*loc
,
692 _mesa_glsl_parse_state
*state
,
693 ast_type_qualifier q
,
696 ast_subroutine_list
*subroutine_list
;
699 class ast_declarator_list
;
701 class ast_struct_specifier
: public ast_node
{
703 ast_struct_specifier(const char *identifier
,
704 ast_declarator_list
*declarator_list
);
705 virtual void print(void) const;
707 virtual ir_rvalue
*hir(exec_list
*instructions
,
708 struct _mesa_glsl_parse_state
*state
);
711 /* List of ast_declarator_list * */
712 exec_list declarations
;
718 class ast_type_specifier
: public ast_node
{
720 /** Construct a type specifier from a type name */
721 ast_type_specifier(const char *name
)
722 : type_name(name
), structure(NULL
), array_specifier(NULL
),
723 default_precision(ast_precision_none
)
728 /** Construct a type specifier from a structure definition */
729 ast_type_specifier(ast_struct_specifier
*s
)
730 : type_name(s
->name
), structure(s
), array_specifier(NULL
),
731 default_precision(ast_precision_none
)
736 const struct glsl_type
*glsl_type(const char **name
,
737 struct _mesa_glsl_parse_state
*state
)
740 virtual void print(void) const;
742 ir_rvalue
*hir(exec_list
*, struct _mesa_glsl_parse_state
*);
744 const char *type_name
;
745 ast_struct_specifier
*structure
;
747 ast_array_specifier
*array_specifier
;
749 /** For precision statements, this is the given precision; otherwise none. */
750 unsigned default_precision
:2;
754 class ast_fully_specified_type
: public ast_node
{
756 virtual void print(void) const;
757 bool has_qualifiers() const;
759 ast_fully_specified_type() : qualifier(), specifier(NULL
)
763 const struct glsl_type
*glsl_type(const char **name
,
764 struct _mesa_glsl_parse_state
*state
)
767 ast_type_qualifier qualifier
;
768 ast_type_specifier
*specifier
;
772 class ast_declarator_list
: public ast_node
{
774 ast_declarator_list(ast_fully_specified_type
*);
775 virtual void print(void) const;
777 virtual ir_rvalue
*hir(exec_list
*instructions
,
778 struct _mesa_glsl_parse_state
*state
);
780 ast_fully_specified_type
*type
;
781 /** List of 'ast_declaration *' */
782 exec_list declarations
;
785 * Flags for redeclarations. In these cases, no type is specified, to
786 * `type` is allowed to be NULL. In all other cases, this would be an error.
788 int invariant
; /** < `invariant` redeclaration */
789 int precise
; /** < `precise` redeclaration */
793 class ast_parameter_declarator
: public ast_node
{
795 ast_parameter_declarator() :
798 array_specifier(NULL
),
799 formal_parameter(false),
805 virtual void print(void) const;
807 virtual ir_rvalue
*hir(exec_list
*instructions
,
808 struct _mesa_glsl_parse_state
*state
);
810 ast_fully_specified_type
*type
;
811 const char *identifier
;
812 ast_array_specifier
*array_specifier
;
814 static void parameters_to_hir(exec_list
*ast_parameters
,
815 bool formal
, exec_list
*ir_parameters
,
816 struct _mesa_glsl_parse_state
*state
);
819 /** Is this parameter declaration part of a formal parameter list? */
820 bool formal_parameter
;
823 * Is this parameter 'void' type?
825 * This field is set by \c ::hir.
831 class ast_function
: public ast_node
{
835 virtual void print(void) const;
837 virtual ir_rvalue
*hir(exec_list
*instructions
,
838 struct _mesa_glsl_parse_state
*state
);
840 ast_fully_specified_type
*return_type
;
841 const char *identifier
;
843 exec_list parameters
;
847 * Is this prototype part of the function definition?
849 * Used by ast_function_definition::hir to process the parameters, etc.
857 * Function signature corresponding to this function prototype instance
859 * Used by ast_function_definition::hir to process the parameters, etc.
864 class ir_function_signature
*signature
;
866 friend class ast_function_definition
;
870 class ast_expression_statement
: public ast_node
{
872 ast_expression_statement(ast_expression
*);
873 virtual void print(void) const;
875 virtual ir_rvalue
*hir(exec_list
*instructions
,
876 struct _mesa_glsl_parse_state
*state
);
878 ast_expression
*expression
;
882 class ast_case_label
: public ast_node
{
884 ast_case_label(ast_expression
*test_value
);
885 virtual void print(void) const;
887 virtual ir_rvalue
*hir(exec_list
*instructions
,
888 struct _mesa_glsl_parse_state
*state
);
891 * An test value of NULL means 'default'.
893 ast_expression
*test_value
;
897 class ast_case_label_list
: public ast_node
{
899 ast_case_label_list(void);
900 virtual void print(void) const;
902 virtual ir_rvalue
*hir(exec_list
*instructions
,
903 struct _mesa_glsl_parse_state
*state
);
906 * A list of case labels.
912 class ast_case_statement
: public ast_node
{
914 ast_case_statement(ast_case_label_list
*labels
);
915 virtual void print(void) const;
917 virtual ir_rvalue
*hir(exec_list
*instructions
,
918 struct _mesa_glsl_parse_state
*state
);
920 ast_case_label_list
*labels
;
923 * A list of statements.
929 class ast_case_statement_list
: public ast_node
{
931 ast_case_statement_list(void);
932 virtual void print(void) const;
934 virtual ir_rvalue
*hir(exec_list
*instructions
,
935 struct _mesa_glsl_parse_state
*state
);
944 class ast_switch_body
: public ast_node
{
946 ast_switch_body(ast_case_statement_list
*stmts
);
947 virtual void print(void) const;
949 virtual ir_rvalue
*hir(exec_list
*instructions
,
950 struct _mesa_glsl_parse_state
*state
);
952 ast_case_statement_list
*stmts
;
956 class ast_selection_statement
: public ast_node
{
958 ast_selection_statement(ast_expression
*condition
,
959 ast_node
*then_statement
,
960 ast_node
*else_statement
);
961 virtual void print(void) const;
963 virtual ir_rvalue
*hir(exec_list
*instructions
,
964 struct _mesa_glsl_parse_state
*state
);
966 ast_expression
*condition
;
967 ast_node
*then_statement
;
968 ast_node
*else_statement
;
972 class ast_switch_statement
: public ast_node
{
974 ast_switch_statement(ast_expression
*test_expression
,
976 virtual void print(void) const;
978 virtual ir_rvalue
*hir(exec_list
*instructions
,
979 struct _mesa_glsl_parse_state
*state
);
981 ast_expression
*test_expression
;
985 void test_to_hir(exec_list
*, struct _mesa_glsl_parse_state
*);
988 class ast_iteration_statement
: public ast_node
{
990 ast_iteration_statement(int mode
, ast_node
*init
, ast_node
*condition
,
991 ast_expression
*rest_expression
, ast_node
*body
);
993 virtual void print(void) const;
995 virtual ir_rvalue
*hir(exec_list
*, struct _mesa_glsl_parse_state
*);
997 enum ast_iteration_modes
{
1004 ast_node
*init_statement
;
1005 ast_node
*condition
;
1006 ast_expression
*rest_expression
;
1011 * Generate IR from the condition of a loop
1013 * This is factored out of ::hir because some loops have the condition
1014 * test at the top (for and while), and others have it at the end (do-while).
1016 void condition_to_hir(exec_list
*, struct _mesa_glsl_parse_state
*);
1020 class ast_jump_statement
: public ast_node
{
1022 ast_jump_statement(int mode
, ast_expression
*return_value
);
1023 virtual void print(void) const;
1025 virtual ir_rvalue
*hir(exec_list
*instructions
,
1026 struct _mesa_glsl_parse_state
*state
);
1028 enum ast_jump_modes
{
1035 ast_expression
*opt_return_value
;
1039 class ast_function_definition
: public ast_node
{
1041 ast_function_definition() : prototype(NULL
), body(NULL
)
1045 virtual void print(void) const;
1047 virtual ir_rvalue
*hir(exec_list
*instructions
,
1048 struct _mesa_glsl_parse_state
*state
);
1050 ast_function
*prototype
;
1051 ast_compound_statement
*body
;
1054 class ast_interface_block
: public ast_node
{
1056 ast_interface_block(ast_type_qualifier layout
,
1057 const char *instance_name
,
1058 ast_array_specifier
*array_specifier
)
1059 : layout(layout
), block_name(NULL
), instance_name(instance_name
),
1060 array_specifier(array_specifier
)
1064 virtual ir_rvalue
*hir(exec_list
*instructions
,
1065 struct _mesa_glsl_parse_state
*state
);
1067 ast_type_qualifier layout
;
1068 const char *block_name
;
1071 * Declared name of the block instance, if specified.
1073 * If the block does not have an instance name, this field will be
1076 const char *instance_name
;
1078 /** List of ast_declarator_list * */
1079 exec_list declarations
;
1082 * Declared array size of the block instance
1084 * If the block is not declared as an array or if the block instance array
1085 * is unsized, this field will be \c NULL.
1087 ast_array_specifier
*array_specifier
;
1092 * AST node representing a declaration of the output layout for tessellation
1095 class ast_tcs_output_layout
: public ast_node
1098 ast_tcs_output_layout(const struct YYLTYPE
&locp
, int vertices
)
1099 : vertices(vertices
)
1104 virtual ir_rvalue
*hir(exec_list
*instructions
,
1105 struct _mesa_glsl_parse_state
*state
);
1113 * AST node representing a declaration of the input layout for geometry
1116 class ast_gs_input_layout
: public ast_node
1119 ast_gs_input_layout(const struct YYLTYPE
&locp
, GLenum prim_type
)
1120 : prim_type(prim_type
)
1125 virtual ir_rvalue
*hir(exec_list
*instructions
,
1126 struct _mesa_glsl_parse_state
*state
);
1129 const GLenum prim_type
;
1134 * AST node representing a decalaration of the input layout for compute
1137 class ast_cs_input_layout
: public ast_node
1140 ast_cs_input_layout(const struct YYLTYPE
&locp
, const unsigned *local_size
)
1142 memcpy(this->local_size
, local_size
, sizeof(this->local_size
));
1146 virtual ir_rvalue
*hir(exec_list
*instructions
,
1147 struct _mesa_glsl_parse_state
*state
);
1150 unsigned local_size
[3];
1156 _mesa_ast_to_hir(exec_list
*instructions
, struct _mesa_glsl_parse_state
*state
);
1159 _mesa_ast_field_selection_to_hir(const ast_expression
*expr
,
1160 exec_list
*instructions
,
1161 struct _mesa_glsl_parse_state
*state
);
1164 _mesa_ast_array_index_to_hir(void *mem_ctx
,
1165 struct _mesa_glsl_parse_state
*state
,
1166 ir_rvalue
*array
, ir_rvalue
*idx
,
1167 YYLTYPE
&loc
, YYLTYPE
&idx_loc
);
1170 _mesa_ast_set_aggregate_type(const glsl_type
*type
,
1171 ast_expression
*expr
);
1174 emit_function(_mesa_glsl_parse_state
*state
, ir_function
*f
);
1177 check_builtin_array_max_size(const char *name
, unsigned size
,
1178 YYLTYPE loc
, struct _mesa_glsl_parse_state
*state
);