3 * Copyright © 2008, 2009 Intel Corporation
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9 * and/or sell copies of the Software, and to permit persons to whom the
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,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
21 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
22 * DEALINGS IN THE SOFTWARE.
30 #include "glsl_parser_extras.h"
31 #include "glsl_types.h"
32 #include "main/context.h"
34 #define YYLEX_PARAM state->scanner
38 static void yyerror(YYLTYPE *loc, _mesa_glsl_parse_state *st, const char *msg)
40 _mesa_glsl_error(loc, st, "%s", msg);
56 %lex-param {void *scanner}
57 %parse-param {struct _mesa_glsl_parse_state *state}
62 const char *identifier;
64 struct ast_type_qualifier type_qualifier;
67 ast_type_specifier *type_specifier;
68 ast_fully_specified_type *fully_specified_type;
69 ast_function *function;
70 ast_parameter_declarator *parameter_declarator;
71 ast_function_definition *function_definition;
72 ast_compound_statement *compound_statement;
73 ast_expression *expression;
74 ast_declarator_list *declarator_list;
75 ast_struct_specifier *struct_specifier;
76 ast_declaration *declaration;
77 ast_switch_body *switch_body;
78 ast_case_label *case_label;
79 ast_case_label_list *case_label_list;
80 ast_case_statement *case_statement;
81 ast_case_statement_list *case_statement_list;
89 ast_node *then_statement;
90 ast_node *else_statement;
91 } selection_rest_statement;
94 %token ATTRIBUTE CONST_TOK BOOL_TOK FLOAT_TOK INT_TOK UINT_TOK
95 %token BREAK CONTINUE DO ELSE FOR IF DISCARD RETURN SWITCH CASE DEFAULT
96 %token BVEC2 BVEC3 BVEC4 IVEC2 IVEC3 IVEC4 UVEC2 UVEC3 UVEC4 VEC2 VEC3 VEC4
97 %token CENTROID IN_TOK OUT_TOK INOUT_TOK UNIFORM VARYING
98 %token NOPERSPECTIVE FLAT SMOOTH
99 %token MAT2X2 MAT2X3 MAT2X4
100 %token MAT3X2 MAT3X3 MAT3X4
101 %token MAT4X2 MAT4X3 MAT4X4
102 %token SAMPLER1D SAMPLER2D SAMPLER3D SAMPLERCUBE SAMPLER1DSHADOW SAMPLER2DSHADOW
103 %token SAMPLERCUBESHADOW SAMPLER1DARRAY SAMPLER2DARRAY SAMPLER1DARRAYSHADOW
104 %token SAMPLER2DARRAYSHADOW ISAMPLER1D ISAMPLER2D ISAMPLER3D ISAMPLERCUBE
105 %token ISAMPLER1DARRAY ISAMPLER2DARRAY USAMPLER1D USAMPLER2D USAMPLER3D
106 %token USAMPLERCUBE USAMPLER1DARRAY USAMPLER2DARRAY
107 %token SAMPLER2DRECT ISAMPLER2DRECT USAMPLER2DRECT SAMPLER2DRECTSHADOW
108 %token SAMPLERBUFFER ISAMPLERBUFFER USAMPLERBUFFER
109 %token SAMPLEREXTERNALOES
110 %token STRUCT VOID_TOK WHILE
111 %token <identifier> IDENTIFIER TYPE_IDENTIFIER NEW_IDENTIFIER
112 %type <identifier> any_identifier
113 %token <real> FLOATCONSTANT
114 %token <n> INTCONSTANT UINTCONSTANT BOOLCONSTANT
115 %token <identifier> FIELD_SELECTION
116 %token LEFT_OP RIGHT_OP
117 %token INC_OP DEC_OP LE_OP GE_OP EQ_OP NE_OP
118 %token AND_OP OR_OP XOR_OP MUL_ASSIGN DIV_ASSIGN ADD_ASSIGN
119 %token MOD_ASSIGN LEFT_ASSIGN RIGHT_ASSIGN AND_ASSIGN XOR_ASSIGN OR_ASSIGN
122 %token LOWP MEDIUMP HIGHP SUPERP PRECISION
124 %token VERSION_TOK EXTENSION LINE COLON EOL INTERFACE OUTPUT
125 %token PRAGMA_DEBUG_ON PRAGMA_DEBUG_OFF
126 %token PRAGMA_OPTIMIZE_ON PRAGMA_OPTIMIZE_OFF
127 %token PRAGMA_INVARIANT_ALL
130 /* Reserved words that are not actually used in the grammar.
132 %token ASM CLASS UNION ENUM TYPEDEF TEMPLATE THIS PACKED_TOK GOTO
133 %token INLINE_TOK NOINLINE VOLATILE PUBLIC_TOK STATIC EXTERN EXTERNAL
134 %token LONG_TOK SHORT_TOK DOUBLE_TOK HALF FIXED_TOK UNSIGNED INPUT_TOK OUPTUT
135 %token HVEC2 HVEC3 HVEC4 DVEC2 DVEC3 DVEC4 FVEC2 FVEC3 FVEC4
137 %token SIZEOF CAST NAMESPACE USING
141 %token COMMON PARTITION ACTIVE FILTER
142 %token IMAGE1D IMAGE2D IMAGE3D IMAGECUBE IMAGE1DARRAY IMAGE2DARRAY
143 %token IIMAGE1D IIMAGE2D IIMAGE3D IIMAGECUBE IIMAGE1DARRAY IIMAGE2DARRAY
144 %token UIMAGE1D UIMAGE2D UIMAGE3D UIMAGECUBE UIMAGE1DARRAY UIMAGE2DARRAY
145 %token IMAGE1DSHADOW IMAGE2DSHADOW IMAGEBUFFER IIMAGEBUFFER UIMAGEBUFFER
146 %token IMAGE1DARRAYSHADOW IMAGE2DARRAYSHADOW
149 %type <identifier> variable_identifier
150 %type <node> statement
151 %type <node> statement_list
152 %type <node> simple_statement
153 %type <n> precision_qualifier
154 %type <type_qualifier> type_qualifier
155 %type <type_qualifier> storage_qualifier
156 %type <type_qualifier> interpolation_qualifier
157 %type <type_qualifier> layout_qualifier
158 %type <type_qualifier> layout_qualifier_id_list layout_qualifier_id
159 %type <type_qualifier> uniform_block_layout_qualifier
160 %type <type_specifier> type_specifier
161 %type <type_specifier> type_specifier_no_prec
162 %type <type_specifier> type_specifier_nonarray
163 %type <identifier> basic_type_specifier_nonarray
164 %type <fully_specified_type> fully_specified_type
165 %type <function> function_prototype
166 %type <function> function_header
167 %type <function> function_header_with_parameters
168 %type <function> function_declarator
169 %type <parameter_declarator> parameter_declarator
170 %type <parameter_declarator> parameter_declaration
171 %type <type_qualifier> parameter_qualifier
172 %type <type_qualifier> parameter_type_qualifier
173 %type <type_specifier> parameter_type_specifier
174 %type <function_definition> function_definition
175 %type <compound_statement> compound_statement_no_new_scope
176 %type <compound_statement> compound_statement
177 %type <node> statement_no_new_scope
178 %type <node> expression_statement
179 %type <expression> expression
180 %type <expression> primary_expression
181 %type <expression> assignment_expression
182 %type <expression> conditional_expression
183 %type <expression> logical_or_expression
184 %type <expression> logical_xor_expression
185 %type <expression> logical_and_expression
186 %type <expression> inclusive_or_expression
187 %type <expression> exclusive_or_expression
188 %type <expression> and_expression
189 %type <expression> equality_expression
190 %type <expression> relational_expression
191 %type <expression> shift_expression
192 %type <expression> additive_expression
193 %type <expression> multiplicative_expression
194 %type <expression> unary_expression
195 %type <expression> constant_expression
196 %type <expression> integer_expression
197 %type <expression> postfix_expression
198 %type <expression> function_call_header_with_parameters
199 %type <expression> function_call_header_no_parameters
200 %type <expression> function_call_header
201 %type <expression> function_call_generic
202 %type <expression> function_call_or_method
203 %type <expression> function_call
204 %type <expression> method_call_generic
205 %type <expression> method_call_header_with_parameters
206 %type <expression> method_call_header_no_parameters
207 %type <expression> method_call_header
208 %type <n> assignment_operator
209 %type <n> unary_operator
210 %type <expression> function_identifier
211 %type <node> external_declaration
212 %type <declarator_list> init_declarator_list
213 %type <declarator_list> single_declaration
214 %type <expression> initializer
215 %type <node> declaration
216 %type <node> declaration_statement
217 %type <node> jump_statement
218 %type <node> uniform_block
219 %type <struct_specifier> struct_specifier
220 %type <declarator_list> struct_declaration_list
221 %type <declarator_list> struct_declaration
222 %type <declaration> struct_declarator
223 %type <declaration> struct_declarator_list
224 %type <declarator_list> member_list
225 %type <declarator_list> member_declaration
226 %type <node> selection_statement
227 %type <selection_rest_statement> selection_rest_statement
228 %type <node> switch_statement
229 %type <switch_body> switch_body
230 %type <case_label_list> case_label_list
231 %type <case_label> case_label
232 %type <case_statement> case_statement
233 %type <case_statement_list> case_statement_list
234 %type <node> iteration_statement
235 %type <node> condition
236 %type <node> conditionopt
237 %type <node> for_init_statement
238 %type <for_rest_statement> for_rest_statement
242 version_statement extension_statement_list
244 _mesa_glsl_initialize_types(state);
246 external_declaration_list
248 delete state->symbols;
249 state->symbols = new(ralloc_parent(state)) glsl_symbol_table;
250 _mesa_glsl_initialize_types(state);
255 /* blank - no #version specified: defaults are already set */
256 | VERSION_TOK INTCONSTANT EOL
258 bool supported = false;
262 state->es_shader = true;
263 supported = state->ctx->API == API_OPENGLES2 ||
264 state->ctx->Extensions.ARB_ES2_compatibility;
268 /* FINISHME: Once the OpenGL 3.0 'forward compatible' context or
269 * the OpenGL 3.2 Core context is supported, this logic will need
270 * change. Older versions of GLSL are no longer supported
271 * outside the compatibility contexts of 3.x.
280 supported = _mesa_is_desktop_gl(state->ctx) &&
281 ((unsigned) $2) <= state->ctx->Const.GLSLVersion;
288 state->language_version = $2;
289 state->version_string =
290 ralloc_asprintf(state, "GLSL%s %d.%02d",
291 state->es_shader ? " ES" : "",
292 state->language_version / 100,
293 state->language_version % 100);
296 _mesa_glsl_error(& @2, state, "%s is not supported. "
297 "Supported versions are: %s\n",
298 state->version_string,
299 state->supported_version_string);
306 | PRAGMA_DEBUG_OFF EOL
307 | PRAGMA_OPTIMIZE_ON EOL
308 | PRAGMA_OPTIMIZE_OFF EOL
309 | PRAGMA_INVARIANT_ALL EOL
311 if (state->language_version == 110) {
312 _mesa_glsl_warning(& @1, state,
313 "pragma `invariant(all)' not supported in %s",
314 state->version_string);
316 state->all_invariant = true;
321 extension_statement_list:
323 | extension_statement_list extension_statement
333 EXTENSION any_identifier COLON any_identifier EOL
335 if (!_mesa_glsl_process_extension($2, & @2, $4, & @4, state)) {
341 external_declaration_list:
344 /* FINISHME: The NULL test is required because pragmas are set to
345 * FINISHME: NULL. (See production rule for external_declaration.)
348 state->translation_unit.push_tail(& $1->link);
350 | external_declaration_list external_declaration
352 /* FINISHME: The NULL test is required because pragmas are set to
353 * FINISHME: NULL. (See production rule for external_declaration.)
356 state->translation_unit.push_tail(& $2->link);
369 $$ = new(ctx) ast_expression(ast_identifier, NULL, NULL, NULL);
370 $$->set_location(yylloc);
371 $$->primary_expression.identifier = $1;
376 $$ = new(ctx) ast_expression(ast_int_constant, NULL, NULL, NULL);
377 $$->set_location(yylloc);
378 $$->primary_expression.int_constant = $1;
383 $$ = new(ctx) ast_expression(ast_uint_constant, NULL, NULL, NULL);
384 $$->set_location(yylloc);
385 $$->primary_expression.uint_constant = $1;
390 $$ = new(ctx) ast_expression(ast_float_constant, NULL, NULL, NULL);
391 $$->set_location(yylloc);
392 $$->primary_expression.float_constant = $1;
397 $$ = new(ctx) ast_expression(ast_bool_constant, NULL, NULL, NULL);
398 $$->set_location(yylloc);
399 $$->primary_expression.bool_constant = $1;
409 | postfix_expression '[' integer_expression ']'
412 $$ = new(ctx) ast_expression(ast_array_index, $1, $3, NULL);
413 $$->set_location(yylloc);
419 | postfix_expression '.' any_identifier
422 $$ = new(ctx) ast_expression(ast_field_selection, $1, NULL, NULL);
423 $$->set_location(yylloc);
424 $$->primary_expression.identifier = $3;
426 | postfix_expression INC_OP
429 $$ = new(ctx) ast_expression(ast_post_inc, $1, NULL, NULL);
430 $$->set_location(yylloc);
432 | postfix_expression DEC_OP
435 $$ = new(ctx) ast_expression(ast_post_dec, $1, NULL, NULL);
436 $$->set_location(yylloc);
445 function_call_or_method
448 function_call_or_method:
449 function_call_generic
450 | postfix_expression '.' method_call_generic
453 $$ = new(ctx) ast_expression(ast_field_selection, $1, $3, NULL);
454 $$->set_location(yylloc);
458 function_call_generic:
459 function_call_header_with_parameters ')'
460 | function_call_header_no_parameters ')'
463 function_call_header_no_parameters:
464 function_call_header VOID_TOK
465 | function_call_header
468 function_call_header_with_parameters:
469 function_call_header assignment_expression
472 $$->set_location(yylloc);
473 $$->expressions.push_tail(& $2->link);
475 | function_call_header_with_parameters ',' assignment_expression
478 $$->set_location(yylloc);
479 $$->expressions.push_tail(& $3->link);
483 // Grammar Note: Constructors look like functions, but lexical
484 // analysis recognized most of them as keywords. They are now
485 // recognized through "type_specifier".
486 function_call_header:
487 function_identifier '('
494 $$ = new(ctx) ast_function_expression($1);
495 $$->set_location(yylloc);
497 | variable_identifier
500 ast_expression *callee = new(ctx) ast_expression($1);
501 $$ = new(ctx) ast_function_expression(callee);
502 $$->set_location(yylloc);
507 ast_expression *callee = new(ctx) ast_expression($1);
508 $$ = new(ctx) ast_function_expression(callee);
509 $$->set_location(yylloc);
514 method_call_header_with_parameters ')'
515 | method_call_header_no_parameters ')'
518 method_call_header_no_parameters:
519 method_call_header VOID_TOK
523 method_call_header_with_parameters:
524 method_call_header assignment_expression
527 $$->set_location(yylloc);
528 $$->expressions.push_tail(& $2->link);
530 | method_call_header_with_parameters ',' assignment_expression
533 $$->set_location(yylloc);
534 $$->expressions.push_tail(& $3->link);
538 // Grammar Note: Constructors look like methods, but lexical
539 // analysis recognized most of them as keywords. They are now
540 // recognized through "type_specifier".
542 variable_identifier '('
545 ast_expression *callee = new(ctx) ast_expression($1);
546 $$ = new(ctx) ast_function_expression(callee);
547 $$->set_location(yylloc);
551 // Grammar Note: No traditional style type casts.
554 | INC_OP unary_expression
557 $$ = new(ctx) ast_expression(ast_pre_inc, $2, NULL, NULL);
558 $$->set_location(yylloc);
560 | DEC_OP unary_expression
563 $$ = new(ctx) ast_expression(ast_pre_dec, $2, NULL, NULL);
564 $$->set_location(yylloc);
566 | unary_operator unary_expression
569 $$ = new(ctx) ast_expression($1, $2, NULL, NULL);
570 $$->set_location(yylloc);
574 // Grammar Note: No '*' or '&' unary ops. Pointers are not supported.
576 '+' { $$ = ast_plus; }
577 | '-' { $$ = ast_neg; }
578 | '!' { $$ = ast_logic_not; }
579 | '~' { $$ = ast_bit_not; }
582 multiplicative_expression:
584 | multiplicative_expression '*' unary_expression
587 $$ = new(ctx) ast_expression_bin(ast_mul, $1, $3);
588 $$->set_location(yylloc);
590 | multiplicative_expression '/' unary_expression
593 $$ = new(ctx) ast_expression_bin(ast_div, $1, $3);
594 $$->set_location(yylloc);
596 | multiplicative_expression '%' unary_expression
599 $$ = new(ctx) ast_expression_bin(ast_mod, $1, $3);
600 $$->set_location(yylloc);
605 multiplicative_expression
606 | additive_expression '+' multiplicative_expression
609 $$ = new(ctx) ast_expression_bin(ast_add, $1, $3);
610 $$->set_location(yylloc);
612 | additive_expression '-' multiplicative_expression
615 $$ = new(ctx) ast_expression_bin(ast_sub, $1, $3);
616 $$->set_location(yylloc);
622 | shift_expression LEFT_OP additive_expression
625 $$ = new(ctx) ast_expression_bin(ast_lshift, $1, $3);
626 $$->set_location(yylloc);
628 | shift_expression RIGHT_OP additive_expression
631 $$ = new(ctx) ast_expression_bin(ast_rshift, $1, $3);
632 $$->set_location(yylloc);
636 relational_expression:
638 | relational_expression '<' shift_expression
641 $$ = new(ctx) ast_expression_bin(ast_less, $1, $3);
642 $$->set_location(yylloc);
644 | relational_expression '>' shift_expression
647 $$ = new(ctx) ast_expression_bin(ast_greater, $1, $3);
648 $$->set_location(yylloc);
650 | relational_expression LE_OP shift_expression
653 $$ = new(ctx) ast_expression_bin(ast_lequal, $1, $3);
654 $$->set_location(yylloc);
656 | relational_expression GE_OP shift_expression
659 $$ = new(ctx) ast_expression_bin(ast_gequal, $1, $3);
660 $$->set_location(yylloc);
665 relational_expression
666 | equality_expression EQ_OP relational_expression
669 $$ = new(ctx) ast_expression_bin(ast_equal, $1, $3);
670 $$->set_location(yylloc);
672 | equality_expression NE_OP relational_expression
675 $$ = new(ctx) ast_expression_bin(ast_nequal, $1, $3);
676 $$->set_location(yylloc);
682 | and_expression '&' equality_expression
685 $$ = new(ctx) ast_expression_bin(ast_bit_and, $1, $3);
686 $$->set_location(yylloc);
690 exclusive_or_expression:
692 | exclusive_or_expression '^' and_expression
695 $$ = new(ctx) ast_expression_bin(ast_bit_xor, $1, $3);
696 $$->set_location(yylloc);
700 inclusive_or_expression:
701 exclusive_or_expression
702 | inclusive_or_expression '|' exclusive_or_expression
705 $$ = new(ctx) ast_expression_bin(ast_bit_or, $1, $3);
706 $$->set_location(yylloc);
710 logical_and_expression:
711 inclusive_or_expression
712 | logical_and_expression AND_OP inclusive_or_expression
715 $$ = new(ctx) ast_expression_bin(ast_logic_and, $1, $3);
716 $$->set_location(yylloc);
720 logical_xor_expression:
721 logical_and_expression
722 | logical_xor_expression XOR_OP logical_and_expression
725 $$ = new(ctx) ast_expression_bin(ast_logic_xor, $1, $3);
726 $$->set_location(yylloc);
730 logical_or_expression:
731 logical_xor_expression
732 | logical_or_expression OR_OP logical_xor_expression
735 $$ = new(ctx) ast_expression_bin(ast_logic_or, $1, $3);
736 $$->set_location(yylloc);
740 conditional_expression:
741 logical_or_expression
742 | logical_or_expression '?' expression ':' assignment_expression
745 $$ = new(ctx) ast_expression(ast_conditional, $1, $3, $5);
746 $$->set_location(yylloc);
750 assignment_expression:
751 conditional_expression
752 | unary_expression assignment_operator assignment_expression
755 $$ = new(ctx) ast_expression($2, $1, $3, NULL);
756 $$->set_location(yylloc);
761 '=' { $$ = ast_assign; }
762 | MUL_ASSIGN { $$ = ast_mul_assign; }
763 | DIV_ASSIGN { $$ = ast_div_assign; }
764 | MOD_ASSIGN { $$ = ast_mod_assign; }
765 | ADD_ASSIGN { $$ = ast_add_assign; }
766 | SUB_ASSIGN { $$ = ast_sub_assign; }
767 | LEFT_ASSIGN { $$ = ast_ls_assign; }
768 | RIGHT_ASSIGN { $$ = ast_rs_assign; }
769 | AND_ASSIGN { $$ = ast_and_assign; }
770 | XOR_ASSIGN { $$ = ast_xor_assign; }
771 | OR_ASSIGN { $$ = ast_or_assign; }
775 assignment_expression
779 | expression ',' assignment_expression
782 if ($1->oper != ast_sequence) {
783 $$ = new(ctx) ast_expression(ast_sequence, NULL, NULL, NULL);
784 $$->set_location(yylloc);
785 $$->expressions.push_tail(& $1->link);
790 $$->expressions.push_tail(& $3->link);
795 conditional_expression
799 function_prototype ';'
801 state->symbols->pop_scope();
804 | init_declarator_list ';'
808 | PRECISION precision_qualifier type_specifier_no_prec ';'
811 $3->is_precision_statement = true;
821 function_declarator ')'
826 | function_header_with_parameters
829 function_header_with_parameters:
830 function_header parameter_declaration
833 $$->parameters.push_tail(& $2->link);
835 | function_header_with_parameters ',' parameter_declaration
838 $$->parameters.push_tail(& $3->link);
843 fully_specified_type variable_identifier '('
846 $$ = new(ctx) ast_function();
847 $$->set_location(yylloc);
848 $$->return_type = $1;
851 state->symbols->add_function(new(state) ir_function($2));
852 state->symbols->push_scope();
856 parameter_declarator:
857 type_specifier any_identifier
860 $$ = new(ctx) ast_parameter_declarator();
861 $$->set_location(yylloc);
862 $$->type = new(ctx) ast_fully_specified_type();
863 $$->type->set_location(yylloc);
864 $$->type->specifier = $1;
867 | type_specifier any_identifier '[' constant_expression ']'
870 $$ = new(ctx) ast_parameter_declarator();
871 $$->set_location(yylloc);
872 $$->type = new(ctx) ast_fully_specified_type();
873 $$->type->set_location(yylloc);
874 $$->type->specifier = $1;
881 parameter_declaration:
882 parameter_type_qualifier parameter_qualifier parameter_declarator
884 $1.flags.i |= $2.flags.i;
887 $$->type->qualifier = $1;
889 | parameter_qualifier parameter_declarator
892 $$->type->qualifier = $1;
894 | parameter_type_qualifier parameter_qualifier parameter_type_specifier
897 $1.flags.i |= $2.flags.i;
899 $$ = new(ctx) ast_parameter_declarator();
900 $$->set_location(yylloc);
901 $$->type = new(ctx) ast_fully_specified_type();
902 $$->type->qualifier = $1;
903 $$->type->specifier = $3;
905 | parameter_qualifier parameter_type_specifier
908 $$ = new(ctx) ast_parameter_declarator();
909 $$->set_location(yylloc);
910 $$->type = new(ctx) ast_fully_specified_type();
911 $$->type->qualifier = $1;
912 $$->type->specifier = $2;
919 memset(& $$, 0, sizeof($$));
923 memset(& $$, 0, sizeof($$));
928 memset(& $$, 0, sizeof($$));
933 memset(& $$, 0, sizeof($$));
939 parameter_type_specifier:
943 init_declarator_list:
945 | init_declarator_list ',' any_identifier
948 ast_declaration *decl = new(ctx) ast_declaration($3, false, NULL, NULL);
949 decl->set_location(yylloc);
952 $$->declarations.push_tail(&decl->link);
953 state->symbols->add_variable(new(state) ir_variable(NULL, $3, ir_var_auto));
955 | init_declarator_list ',' any_identifier '[' ']'
958 ast_declaration *decl = new(ctx) ast_declaration($3, true, NULL, NULL);
959 decl->set_location(yylloc);
962 $$->declarations.push_tail(&decl->link);
963 state->symbols->add_variable(new(state) ir_variable(NULL, $3, ir_var_auto));
965 | init_declarator_list ',' any_identifier '[' constant_expression ']'
968 ast_declaration *decl = new(ctx) ast_declaration($3, true, $5, NULL);
969 decl->set_location(yylloc);
972 $$->declarations.push_tail(&decl->link);
973 state->symbols->add_variable(new(state) ir_variable(NULL, $3, ir_var_auto));
975 | init_declarator_list ',' any_identifier '[' ']' '=' initializer
978 ast_declaration *decl = new(ctx) ast_declaration($3, true, NULL, $7);
979 decl->set_location(yylloc);
982 $$->declarations.push_tail(&decl->link);
983 state->symbols->add_variable(new(state) ir_variable(NULL, $3, ir_var_auto));
985 | init_declarator_list ',' any_identifier '[' constant_expression ']' '=' initializer
988 ast_declaration *decl = new(ctx) ast_declaration($3, true, $5, $8);
989 decl->set_location(yylloc);
992 $$->declarations.push_tail(&decl->link);
993 state->symbols->add_variable(new(state) ir_variable(NULL, $3, ir_var_auto));
995 | init_declarator_list ',' any_identifier '=' initializer
998 ast_declaration *decl = new(ctx) ast_declaration($3, false, NULL, $5);
999 decl->set_location(yylloc);
1002 $$->declarations.push_tail(&decl->link);
1003 state->symbols->add_variable(new(state) ir_variable(NULL, $3, ir_var_auto));
1007 // Grammar Note: No 'enum', or 'typedef'.
1009 fully_specified_type
1012 /* Empty declaration list is valid. */
1013 $$ = new(ctx) ast_declarator_list($1);
1014 $$->set_location(yylloc);
1016 | fully_specified_type any_identifier
1019 ast_declaration *decl = new(ctx) ast_declaration($2, false, NULL, NULL);
1021 $$ = new(ctx) ast_declarator_list($1);
1022 $$->set_location(yylloc);
1023 $$->declarations.push_tail(&decl->link);
1025 | fully_specified_type any_identifier '[' ']'
1028 ast_declaration *decl = new(ctx) ast_declaration($2, true, NULL, NULL);
1030 $$ = new(ctx) ast_declarator_list($1);
1031 $$->set_location(yylloc);
1032 $$->declarations.push_tail(&decl->link);
1034 | fully_specified_type any_identifier '[' constant_expression ']'
1037 ast_declaration *decl = new(ctx) ast_declaration($2, true, $4, NULL);
1039 $$ = new(ctx) ast_declarator_list($1);
1040 $$->set_location(yylloc);
1041 $$->declarations.push_tail(&decl->link);
1043 | fully_specified_type any_identifier '[' ']' '=' initializer
1046 ast_declaration *decl = new(ctx) ast_declaration($2, true, NULL, $6);
1048 $$ = new(ctx) ast_declarator_list($1);
1049 $$->set_location(yylloc);
1050 $$->declarations.push_tail(&decl->link);
1052 | fully_specified_type any_identifier '[' constant_expression ']' '=' initializer
1055 ast_declaration *decl = new(ctx) ast_declaration($2, true, $4, $7);
1057 $$ = new(ctx) ast_declarator_list($1);
1058 $$->set_location(yylloc);
1059 $$->declarations.push_tail(&decl->link);
1061 | fully_specified_type any_identifier '=' initializer
1064 ast_declaration *decl = new(ctx) ast_declaration($2, false, NULL, $4);
1066 $$ = new(ctx) ast_declarator_list($1);
1067 $$->set_location(yylloc);
1068 $$->declarations.push_tail(&decl->link);
1070 | INVARIANT variable_identifier // Vertex only.
1073 ast_declaration *decl = new(ctx) ast_declaration($2, false, NULL, NULL);
1075 $$ = new(ctx) ast_declarator_list(NULL);
1076 $$->set_location(yylloc);
1077 $$->invariant = true;
1079 $$->declarations.push_tail(&decl->link);
1083 fully_specified_type:
1087 $$ = new(ctx) ast_fully_specified_type();
1088 $$->set_location(yylloc);
1091 | type_qualifier type_specifier
1094 $$ = new(ctx) ast_fully_specified_type();
1095 $$->set_location(yylloc);
1102 LAYOUT_TOK '(' layout_qualifier_id_list ')'
1108 layout_qualifier_id_list:
1110 | layout_qualifier_id_list ',' layout_qualifier_id
1112 if (($1.flags.i & $3.flags.i) != 0) {
1113 _mesa_glsl_error(& @3, state,
1114 "duplicate layout qualifiers used\n");
1119 $$.flags.i |= $3.flags.i;
1121 if ($3.flags.q.explicit_location)
1122 $$.location = $3.location;
1124 if ($3.flags.q.explicit_index)
1125 $$.index = $3.index;
1129 layout_qualifier_id:
1132 memset(& $$, 0, sizeof($$));
1134 /* Layout qualifiers for ARB_fragment_coord_conventions. */
1135 if (!$$.flags.i && state->ARB_fragment_coord_conventions_enable) {
1136 if (strcmp($1, "origin_upper_left") == 0) {
1137 $$.flags.q.origin_upper_left = 1;
1138 } else if (strcmp($1, "pixel_center_integer") == 0) {
1139 $$.flags.q.pixel_center_integer = 1;
1142 if ($$.flags.i && state->ARB_fragment_coord_conventions_warn) {
1143 _mesa_glsl_warning(& @1, state,
1144 "GL_ARB_fragment_coord_conventions layout "
1145 "identifier `%s' used\n", $1);
1149 /* Layout qualifiers for AMD/ARB_conservative_depth. */
1151 (state->AMD_conservative_depth_enable ||
1152 state->ARB_conservative_depth_enable)) {
1153 if (strcmp($1, "depth_any") == 0) {
1154 $$.flags.q.depth_any = 1;
1155 } else if (strcmp($1, "depth_greater") == 0) {
1156 $$.flags.q.depth_greater = 1;
1157 } else if (strcmp($1, "depth_less") == 0) {
1158 $$.flags.q.depth_less = 1;
1159 } else if (strcmp($1, "depth_unchanged") == 0) {
1160 $$.flags.q.depth_unchanged = 1;
1163 if ($$.flags.i && state->AMD_conservative_depth_warn) {
1164 _mesa_glsl_warning(& @1, state,
1165 "GL_AMD_conservative_depth "
1166 "layout qualifier `%s' is used\n", $1);
1168 if ($$.flags.i && state->ARB_conservative_depth_warn) {
1169 _mesa_glsl_warning(& @1, state,
1170 "GL_ARB_conservative_depth "
1171 "layout qualifier `%s' is used\n", $1);
1175 /* See also uniform_block_layout_qualifier. */
1176 if (!$$.flags.i && state->ARB_uniform_buffer_object_enable) {
1177 if (strcmp($1, "std140") == 0) {
1178 $$.flags.q.std140 = 1;
1179 } else if (strcmp($1, "shared") == 0) {
1180 $$.flags.q.shared = 1;
1181 } else if (strcmp($1, "column_major") == 0) {
1182 $$.flags.q.column_major = 1;
1185 if ($$.flags.i && state->ARB_uniform_buffer_object_warn) {
1186 _mesa_glsl_warning(& @1, state,
1187 "#version 140 / GL_ARB_uniform_buffer_object "
1188 "layout qualifier `%s' is used\n", $1);
1193 _mesa_glsl_error(& @1, state, "unrecognized layout identifier "
1198 | any_identifier '=' INTCONSTANT
1200 memset(& $$, 0, sizeof($$));
1202 if (state->ARB_explicit_attrib_location_enable) {
1203 /* FINISHME: Handle 'index' once GL_ARB_blend_func_exteneded and
1204 * FINISHME: GLSL 1.30 (or later) are supported.
1206 if (strcmp("location", $1) == 0) {
1207 $$.flags.q.explicit_location = 1;
1212 _mesa_glsl_error(& @3, state,
1213 "invalid location %d specified\n", $3);
1218 if (strcmp("index", $1) == 0) {
1219 $$.flags.q.explicit_index = 1;
1224 _mesa_glsl_error(& @3, state,
1225 "invalid index %d specified\n", $3);
1231 /* If the identifier didn't match any known layout identifiers,
1235 _mesa_glsl_error(& @1, state, "unrecognized layout identifier "
1238 } else if (state->ARB_explicit_attrib_location_warn) {
1239 _mesa_glsl_warning(& @1, state,
1240 "GL_ARB_explicit_attrib_location layout "
1241 "identifier `%s' used\n", $1);
1244 | uniform_block_layout_qualifier
1247 /* Layout qualifiers for ARB_uniform_buffer_object. */
1248 if (!state->ARB_uniform_buffer_object_enable) {
1249 _mesa_glsl_error(& @1, state,
1250 "#version 140 / GL_ARB_uniform_buffer_object "
1251 "layout qualifier `%s' is used\n", $1);
1252 } else if (state->ARB_uniform_buffer_object_warn) {
1253 _mesa_glsl_warning(& @1, state,
1254 "#version 140 / GL_ARB_uniform_buffer_object "
1255 "layout qualifier `%s' is used\n", $1);
1260 /* This is a separate language rule because we parse these as tokens
1261 * (due to them being reserved keywords) instead of identifiers like
1262 * most qualifiers. See the any_identifier path of
1263 * layout_qualifier_id for the others.
1265 uniform_block_layout_qualifier:
1268 memset(& $$, 0, sizeof($$));
1269 $$.flags.q.row_major = 1;
1273 memset(& $$, 0, sizeof($$));
1274 $$.flags.q.packed = 1;
1278 interpolation_qualifier:
1281 memset(& $$, 0, sizeof($$));
1282 $$.flags.q.smooth = 1;
1286 memset(& $$, 0, sizeof($$));
1287 $$.flags.q.flat = 1;
1291 memset(& $$, 0, sizeof($$));
1292 $$.flags.q.noperspective = 1;
1296 parameter_type_qualifier:
1299 memset(& $$, 0, sizeof($$));
1300 $$.flags.q.constant = 1;
1307 | layout_qualifier storage_qualifier
1310 $$.flags.i |= $2.flags.i;
1312 | interpolation_qualifier
1313 | interpolation_qualifier storage_qualifier
1316 $$.flags.i |= $2.flags.i;
1318 | INVARIANT storage_qualifier
1321 $$.flags.q.invariant = 1;
1323 | INVARIANT interpolation_qualifier storage_qualifier
1326 $$.flags.i |= $3.flags.i;
1327 $$.flags.q.invariant = 1;
1331 memset(& $$, 0, sizeof($$));
1332 $$.flags.q.invariant = 1;
1339 memset(& $$, 0, sizeof($$));
1340 $$.flags.q.constant = 1;
1344 memset(& $$, 0, sizeof($$));
1345 $$.flags.q.attribute = 1;
1349 memset(& $$, 0, sizeof($$));
1350 $$.flags.q.varying = 1;
1354 memset(& $$, 0, sizeof($$));
1355 $$.flags.q.centroid = 1;
1356 $$.flags.q.varying = 1;
1360 memset(& $$, 0, sizeof($$));
1365 memset(& $$, 0, sizeof($$));
1370 memset(& $$, 0, sizeof($$));
1371 $$.flags.q.centroid = 1; $$.flags.q.in = 1;
1375 memset(& $$, 0, sizeof($$));
1376 $$.flags.q.centroid = 1; $$.flags.q.out = 1;
1380 memset(& $$, 0, sizeof($$));
1381 $$.flags.q.uniform = 1;
1386 type_specifier_no_prec
1390 | precision_qualifier type_specifier_no_prec
1397 type_specifier_no_prec:
1398 type_specifier_nonarray
1399 | type_specifier_nonarray '[' ']'
1402 $$->is_array = true;
1403 $$->array_size = NULL;
1405 | type_specifier_nonarray '[' constant_expression ']'
1408 $$->is_array = true;
1409 $$->array_size = $3;
1413 type_specifier_nonarray:
1414 basic_type_specifier_nonarray
1417 $$ = new(ctx) ast_type_specifier($1);
1418 $$->set_location(yylloc);
1423 $$ = new(ctx) ast_type_specifier($1);
1424 $$->set_location(yylloc);
1429 $$ = new(ctx) ast_type_specifier($1);
1430 $$->set_location(yylloc);
1434 basic_type_specifier_nonarray:
1435 VOID_TOK { $$ = "void"; }
1436 | FLOAT_TOK { $$ = "float"; }
1437 | INT_TOK { $$ = "int"; }
1438 | UINT_TOK { $$ = "uint"; }
1439 | BOOL_TOK { $$ = "bool"; }
1440 | VEC2 { $$ = "vec2"; }
1441 | VEC3 { $$ = "vec3"; }
1442 | VEC4 { $$ = "vec4"; }
1443 | BVEC2 { $$ = "bvec2"; }
1444 | BVEC3 { $$ = "bvec3"; }
1445 | BVEC4 { $$ = "bvec4"; }
1446 | IVEC2 { $$ = "ivec2"; }
1447 | IVEC3 { $$ = "ivec3"; }
1448 | IVEC4 { $$ = "ivec4"; }
1449 | UVEC2 { $$ = "uvec2"; }
1450 | UVEC3 { $$ = "uvec3"; }
1451 | UVEC4 { $$ = "uvec4"; }
1452 | MAT2X2 { $$ = "mat2"; }
1453 | MAT2X3 { $$ = "mat2x3"; }
1454 | MAT2X4 { $$ = "mat2x4"; }
1455 | MAT3X2 { $$ = "mat3x2"; }
1456 | MAT3X3 { $$ = "mat3"; }
1457 | MAT3X4 { $$ = "mat3x4"; }
1458 | MAT4X2 { $$ = "mat4x2"; }
1459 | MAT4X3 { $$ = "mat4x3"; }
1460 | MAT4X4 { $$ = "mat4"; }
1461 | SAMPLER1D { $$ = "sampler1D"; }
1462 | SAMPLER2D { $$ = "sampler2D"; }
1463 | SAMPLER2DRECT { $$ = "sampler2DRect"; }
1464 | SAMPLER3D { $$ = "sampler3D"; }
1465 | SAMPLERCUBE { $$ = "samplerCube"; }
1466 | SAMPLEREXTERNALOES { $$ = "samplerExternalOES"; }
1467 | SAMPLER1DSHADOW { $$ = "sampler1DShadow"; }
1468 | SAMPLER2DSHADOW { $$ = "sampler2DShadow"; }
1469 | SAMPLER2DRECTSHADOW { $$ = "sampler2DRectShadow"; }
1470 | SAMPLERCUBESHADOW { $$ = "samplerCubeShadow"; }
1471 | SAMPLER1DARRAY { $$ = "sampler1DArray"; }
1472 | SAMPLER2DARRAY { $$ = "sampler2DArray"; }
1473 | SAMPLER1DARRAYSHADOW { $$ = "sampler1DArrayShadow"; }
1474 | SAMPLER2DARRAYSHADOW { $$ = "sampler2DArrayShadow"; }
1475 | SAMPLERBUFFER { $$ = "samplerBuffer"; }
1476 | ISAMPLER1D { $$ = "isampler1D"; }
1477 | ISAMPLER2D { $$ = "isampler2D"; }
1478 | ISAMPLER2DRECT { $$ = "isampler2DRect"; }
1479 | ISAMPLER3D { $$ = "isampler3D"; }
1480 | ISAMPLERCUBE { $$ = "isamplerCube"; }
1481 | ISAMPLER1DARRAY { $$ = "isampler1DArray"; }
1482 | ISAMPLER2DARRAY { $$ = "isampler2DArray"; }
1483 | ISAMPLERBUFFER { $$ = "isamplerBuffer"; }
1484 | USAMPLER1D { $$ = "usampler1D"; }
1485 | USAMPLER2D { $$ = "usampler2D"; }
1486 | USAMPLER2DRECT { $$ = "usampler2DRect"; }
1487 | USAMPLER3D { $$ = "usampler3D"; }
1488 | USAMPLERCUBE { $$ = "usamplerCube"; }
1489 | USAMPLER1DARRAY { $$ = "usampler1DArray"; }
1490 | USAMPLER2DARRAY { $$ = "usampler2DArray"; }
1491 | USAMPLERBUFFER { $$ = "usamplerBuffer"; }
1494 precision_qualifier:
1496 if (!state->es_shader && state->language_version < 130)
1497 _mesa_glsl_error(& @1, state,
1498 "precision qualifier forbidden "
1499 "in %s (1.30 or later "
1501 state->version_string);
1503 $$ = ast_precision_high;
1506 if (!state->es_shader && state->language_version < 130)
1507 _mesa_glsl_error(& @1, state,
1508 "precision qualifier forbidden "
1509 "in %s (1.30 or later "
1511 state->version_string);
1513 $$ = ast_precision_medium;
1516 if (!state->es_shader && state->language_version < 130)
1517 _mesa_glsl_error(& @1, state,
1518 "precision qualifier forbidden "
1519 "in %s (1.30 or later "
1521 state->version_string);
1523 $$ = ast_precision_low;
1528 STRUCT any_identifier '{' struct_declaration_list '}'
1531 $$ = new(ctx) ast_struct_specifier($2, $4);
1532 $$->set_location(yylloc);
1533 state->symbols->add_type($2, glsl_type::void_type);
1535 | STRUCT '{' struct_declaration_list '}'
1538 $$ = new(ctx) ast_struct_specifier(NULL, $3);
1539 $$->set_location(yylloc);
1543 struct_declaration_list:
1547 $1->link.self_link();
1549 | struct_declaration_list struct_declaration
1552 $$->link.insert_before(& $2->link);
1557 type_specifier struct_declarator_list ';'
1560 ast_fully_specified_type *type = new(ctx) ast_fully_specified_type();
1561 type->set_location(yylloc);
1563 type->specifier = $1;
1564 $$ = new(ctx) ast_declarator_list(type);
1565 $$->set_location(yylloc);
1567 $$->declarations.push_degenerate_list_at_head(& $2->link);
1571 struct_declarator_list:
1575 $1->link.self_link();
1577 | struct_declarator_list ',' struct_declarator
1580 $$->link.insert_before(& $3->link);
1588 $$ = new(ctx) ast_declaration($1, false, NULL, NULL);
1589 $$->set_location(yylloc);
1590 state->symbols->add_variable(new(state) ir_variable(NULL, $1, ir_var_auto));
1592 | any_identifier '[' constant_expression ']'
1595 $$ = new(ctx) ast_declaration($1, true, $3, NULL);
1596 $$->set_location(yylloc);
1601 assignment_expression
1604 declaration_statement:
1608 // Grammar Note: labeled statements for SWITCH only; 'goto' is not
1611 compound_statement { $$ = (ast_node *) $1; }
1616 declaration_statement
1617 | expression_statement
1618 | selection_statement
1620 | iteration_statement
1628 $$ = new(ctx) ast_compound_statement(true, NULL);
1629 $$->set_location(yylloc);
1633 state->symbols->push_scope();
1638 $$ = new(ctx) ast_compound_statement(true, $3);
1639 $$->set_location(yylloc);
1640 state->symbols->pop_scope();
1644 statement_no_new_scope:
1645 compound_statement_no_new_scope { $$ = (ast_node *) $1; }
1649 compound_statement_no_new_scope:
1653 $$ = new(ctx) ast_compound_statement(false, NULL);
1654 $$->set_location(yylloc);
1656 | '{' statement_list '}'
1659 $$ = new(ctx) ast_compound_statement(false, $2);
1660 $$->set_location(yylloc);
1668 _mesa_glsl_error(& @1, state, "<nil> statement\n");
1673 $$->link.self_link();
1675 | statement_list statement
1678 _mesa_glsl_error(& @2, state, "<nil> statement\n");
1682 $$->link.insert_before(& $2->link);
1686 expression_statement:
1690 $$ = new(ctx) ast_expression_statement(NULL);
1691 $$->set_location(yylloc);
1696 $$ = new(ctx) ast_expression_statement($1);
1697 $$->set_location(yylloc);
1701 selection_statement:
1702 IF '(' expression ')' selection_rest_statement
1704 $$ = new(state) ast_selection_statement($3, $5.then_statement,
1706 $$->set_location(yylloc);
1710 selection_rest_statement:
1711 statement ELSE statement
1713 $$.then_statement = $1;
1714 $$.else_statement = $3;
1718 $$.then_statement = $1;
1719 $$.else_statement = NULL;
1726 $$ = (ast_node *) $1;
1728 | fully_specified_type any_identifier '=' initializer
1731 ast_declaration *decl = new(ctx) ast_declaration($2, false, NULL, $4);
1732 ast_declarator_list *declarator = new(ctx) ast_declarator_list($1);
1733 decl->set_location(yylloc);
1734 declarator->set_location(yylloc);
1736 declarator->declarations.push_tail(&decl->link);
1742 * siwtch_statement grammar is based on the syntax described in the body
1743 * of the GLSL spec, not in it's appendix!!!
1746 SWITCH '(' expression ')' switch_body
1748 $$ = new(state) ast_switch_statement($3, $5);
1749 $$->set_location(yylloc);
1756 $$ = new(state) ast_switch_body(NULL);
1757 $$->set_location(yylloc);
1759 | '{' case_statement_list '}'
1761 $$ = new(state) ast_switch_body($2);
1762 $$->set_location(yylloc);
1769 $$ = new(state) ast_case_label($2);
1770 $$->set_location(yylloc);
1774 $$ = new(state) ast_case_label(NULL);
1775 $$->set_location(yylloc);
1782 ast_case_label_list *labels = new(state) ast_case_label_list();
1784 labels->labels.push_tail(& $1->link);
1786 $$->set_location(yylloc);
1788 | case_label_list case_label
1791 $$->labels.push_tail(& $2->link);
1796 case_label_list statement
1798 ast_case_statement *stmts = new(state) ast_case_statement($1);
1799 stmts->set_location(yylloc);
1801 stmts->stmts.push_tail(& $2->link);
1804 | case_statement statement
1807 $$->stmts.push_tail(& $2->link);
1811 case_statement_list:
1814 ast_case_statement_list *cases= new(state) ast_case_statement_list();
1815 cases->set_location(yylloc);
1817 cases->cases.push_tail(& $1->link);
1820 | case_statement_list case_statement
1823 $$->cases.push_tail(& $2->link);
1827 iteration_statement:
1828 WHILE '(' condition ')' statement_no_new_scope
1831 $$ = new(ctx) ast_iteration_statement(ast_iteration_statement::ast_while,
1832 NULL, $3, NULL, $5);
1833 $$->set_location(yylloc);
1835 | DO statement WHILE '(' expression ')' ';'
1838 $$ = new(ctx) ast_iteration_statement(ast_iteration_statement::ast_do_while,
1839 NULL, $5, NULL, $2);
1840 $$->set_location(yylloc);
1842 | FOR '(' for_init_statement for_rest_statement ')' statement_no_new_scope
1845 $$ = new(ctx) ast_iteration_statement(ast_iteration_statement::ast_for,
1846 $3, $4.cond, $4.rest, $6);
1847 $$->set_location(yylloc);
1852 expression_statement
1853 | declaration_statement
1870 | conditionopt ';' expression
1877 // Grammar Note: No 'goto'. Gotos are not supported.
1882 $$ = new(ctx) ast_jump_statement(ast_jump_statement::ast_continue, NULL);
1883 $$->set_location(yylloc);
1888 $$ = new(ctx) ast_jump_statement(ast_jump_statement::ast_break, NULL);
1889 $$->set_location(yylloc);
1894 $$ = new(ctx) ast_jump_statement(ast_jump_statement::ast_return, NULL);
1895 $$->set_location(yylloc);
1897 | RETURN expression ';'
1900 $$ = new(ctx) ast_jump_statement(ast_jump_statement::ast_return, $2);
1901 $$->set_location(yylloc);
1903 | DISCARD ';' // Fragment shader only.
1906 $$ = new(ctx) ast_jump_statement(ast_jump_statement::ast_discard, NULL);
1907 $$->set_location(yylloc);
1911 external_declaration:
1912 function_definition { $$ = $1; }
1913 | declaration { $$ = $1; }
1914 | pragma_statement { $$ = NULL; }
1917 function_definition:
1918 function_prototype compound_statement_no_new_scope
1921 $$ = new(ctx) ast_function_definition();
1922 $$->set_location(yylloc);
1926 state->symbols->pop_scope();
1930 /* layout_qualifieropt is packed into this rule */
1932 UNIFORM NEW_IDENTIFIER '{' member_list '}' ';'
1935 ast_type_qualifier no_qual;
1936 memset(&no_qual, 0, sizeof(no_qual));
1937 $$ = new(ctx) ast_uniform_block(no_qual, $2, $4);
1939 | layout_qualifier UNIFORM NEW_IDENTIFIER '{' member_list '}' ';'
1942 $$ = new(ctx) ast_uniform_block($1, $3, $5);
1950 $1->link.self_link();
1952 | member_declaration member_list
1955 $2->link.insert_before(& $$->link);
1959 /* Specifying "uniform" inside of a uniform block is redundant. */
1966 layout_qualifier uniformopt type_specifier struct_declarator_list ';'
1969 ast_fully_specified_type *type = new(ctx) ast_fully_specified_type();
1970 type->set_location(yylloc);
1972 type->qualifier = $1;
1973 type->qualifier.flags.q.uniform = true;
1974 type->specifier = $3;
1975 $$ = new(ctx) ast_declarator_list(type);
1976 $$->set_location(yylloc);
1977 $$->ubo_qualifiers_valid = true;
1979 $$->declarations.push_degenerate_list_at_head(& $4->link);
1981 | uniformopt type_specifier struct_declarator_list ';'
1984 ast_fully_specified_type *type = new(ctx) ast_fully_specified_type();
1985 type->set_location(yylloc);
1987 type->qualifier.flags.q.uniform = true;
1988 type->specifier = $2;
1989 $$ = new(ctx) ast_declarator_list(type);
1990 $$->set_location(yylloc);
1991 $$->ubo_qualifiers_valid = true;
1993 $$->declarations.push_degenerate_list_at_head(& $3->link);