2010-02-22 21:19:34 +00:00
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/*
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* Copyright © 2009 Intel Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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#include <stdlib.h>
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2010-03-19 18:57:24 +00:00
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#include "glsl_symbol_table.h"
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2010-02-22 21:19:34 +00:00
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#include "glsl_parser_extras.h"
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#include "glsl_types.h"
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#include "builtin_types.h"
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static void
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2010-03-19 18:57:24 +00:00
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add_types_to_symbol_table(glsl_symbol_table *symtab,
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2010-02-22 21:19:34 +00:00
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const struct glsl_type *types,
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unsigned num_types)
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{
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unsigned i;
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for (i = 0; i < num_types; i++) {
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2010-03-19 18:57:24 +00:00
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symtab->add_type(types[i].name, & types[i]);
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2010-02-22 21:19:34 +00:00
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}
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}
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static void
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2010-03-19 18:57:24 +00:00
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generate_110_types(glsl_symbol_table *symtab)
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2010-02-22 21:19:34 +00:00
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{
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add_types_to_symbol_table(symtab, builtin_core_types,
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Elements(builtin_core_types));
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add_types_to_symbol_table(symtab, builtin_structure_types,
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Elements(builtin_structure_types));
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add_types_to_symbol_table(symtab, builtin_110_deprecated_structure_types,
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Elements(builtin_110_deprecated_structure_types));
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}
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static void
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2010-03-19 18:57:24 +00:00
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generate_120_types(glsl_symbol_table *symtab)
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2010-02-22 21:19:34 +00:00
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{
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generate_110_types(symtab);
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add_types_to_symbol_table(symtab, builtin_120_types,
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Elements(builtin_120_types));
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}
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static void
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2010-03-19 18:57:24 +00:00
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generate_130_types(glsl_symbol_table *symtab)
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2010-02-22 21:19:34 +00:00
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{
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generate_120_types(symtab);
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add_types_to_symbol_table(symtab, builtin_130_types,
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Elements(builtin_130_types));
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}
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void
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_mesa_glsl_initialize_types(struct _mesa_glsl_parse_state *state)
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{
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switch (state->language_version) {
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case 110:
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generate_110_types(state->symbols);
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break;
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case 120:
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generate_120_types(state->symbols);
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break;
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case 130:
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generate_130_types(state->symbols);
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break;
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default:
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/* error */
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break;
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}
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}
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const struct glsl_type *
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_mesa_glsl_get_vector_type(unsigned base_type, unsigned vector_length)
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{
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switch (base_type) {
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case GLSL_TYPE_UINT:
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switch (vector_length) {
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case 1:
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case 2:
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case 3:
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case 4:
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return glsl_uint_type + (vector_length - 1);
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default:
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return glsl_error_type;
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}
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case GLSL_TYPE_INT:
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switch (vector_length) {
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case 1:
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case 2:
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case 3:
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case 4:
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return glsl_int_type + (vector_length - 1);
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default:
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return glsl_error_type;
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}
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case GLSL_TYPE_FLOAT:
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switch (vector_length) {
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case 1:
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case 2:
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case 3:
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case 4:
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return glsl_float_type + (vector_length - 1);
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default:
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return glsl_error_type;
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}
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case GLSL_TYPE_BOOL:
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switch (vector_length) {
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case 1:
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case 2:
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case 3:
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case 4:
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return glsl_bool_type + (vector_length - 1);
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default:
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return glsl_error_type;
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}
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default:
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return glsl_error_type;
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}
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}
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