src/mesa/shader/slang/slang_compile.h

   1 /*
   2  * Mesa 3-D graphics library
   3  * Version:  6.3
   4  *
   5  * Copyright (C) 2005  Brian Paul   All Rights Reserved.
   6  *
   7  * Permission is hereby granted, free of charge, to any person obtaining a
   8  * copy of this software and associated documentation files (the "Software"),
   9  * to deal in the Software without restriction, including without limitation
  10  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  11  * and/or sell copies of the Software, and to permit persons to whom the
  12  * Software is furnished to do so, subject to the following conditions:
  13  *
  14  * The above copyright notice and this permission notice shall be included
  15  * in all copies or substantial portions of the Software.
  16  *
  17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  18  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  19  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  20  * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
  21  * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  22  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  23  */
  24
  25 #if !defined SLANG_COMPILE_H
  26 #define SLANG_COMPILE_H
  27
  28 #if defined __cplusplus
  29 extern "C" {
  30 #endif
  31
  32 typedef enum slang_type_qualifier_
  33 {
  34         slang_qual_none,
  35         slang_qual_const,
  36         slang_qual_attribute,
  37         slang_qual_varying,
  38         slang_qual_uniform,
  39         slang_qual_out,
  40         slang_qual_inout,
  41         slang_qual_fixedoutput, /* internal */
  42         slang_qual_fixedinput   /* internal */
  43 } slang_type_qualifier;
  44
  45 typedef enum slang_type_specifier_type_
  46 {
  47         slang_spec_void,
  48         slang_spec_bool,
  49         slang_spec_bvec2,
  50         slang_spec_bvec3,
  51         slang_spec_bvec4,
  52         slang_spec_int,
  53         slang_spec_ivec2,
  54         slang_spec_ivec3,
  55         slang_spec_ivec4,
  56         slang_spec_float,
  57         slang_spec_vec2,
  58         slang_spec_vec3,
  59         slang_spec_vec4,
  60         slang_spec_mat2,
  61         slang_spec_mat3,
  62         slang_spec_mat4,
  63         slang_spec_sampler1D,
  64         slang_spec_sampler2D,
  65         slang_spec_sampler3D,
  66         slang_spec_samplerCube,
  67         slang_spec_sampler1DShadow,
  68         slang_spec_sampler2DShadow,
  69         slang_spec_struct,
  70         slang_spec_array
  71 } slang_type_specifier_type;
  72
  73 typedef struct slang_type_specifier_
  74 {
  75         slang_type_specifier_type type;
  76         struct slang_struct_ *_struct;          /* spec_struct */
  77         struct slang_type_specifier_ *_array;   /* spec_array */
  78 } slang_type_specifier;
  79
  80 typedef struct slang_fully_specified_type_
  81 {
  82         slang_type_qualifier qualifier;
  83         slang_type_specifier specifier;
  84 } slang_fully_specified_type;
  85
  86 typedef struct slang_variable_scope_
  87 {
  88         struct slang_variable_ *variables;
  89         unsigned int num_variables;
  90         struct slang_variable_scope_ *outer_scope;
  91 } slang_variable_scope;
  92
  93 typedef enum slang_operation_type_
  94 {
  95         slang_oper_none,
  96         slang_oper_block_no_new_scope,
  97         slang_oper_block_new_scope,
  98         slang_oper_variable_decl,
  99         slang_oper_asm,
 100         slang_oper_break,
 101         slang_oper_continue,
 102         slang_oper_discard,
 103         slang_oper_return,
 104         slang_oper_expression,
 105         slang_oper_if,
 106         slang_oper_while,
 107         slang_oper_do,
 108         slang_oper_for,
 109         slang_oper_void,
 110         slang_oper_literal_bool,
 111         slang_oper_literal_int,
 112         slang_oper_literal_float,
 113         slang_oper_identifier,
 114         slang_oper_sequence,
 115         slang_oper_assign,
 116         slang_oper_addassign,
 117         slang_oper_subassign,
 118         slang_oper_mulassign,
 119         slang_oper_divassign,
 120         /*slang_oper_modassign,*/
 121         /*slang_oper_lshassign,*/
 122         /*slang_oper_rshassign,*/
 123         /*slang_oper_orassign,*/
 124         /*slang_oper_xorassign,*/
 125         /*slang_oper_andassign,*/
 126         slang_oper_select,
 127         slang_oper_logicalor,
 128         slang_oper_logicalxor,
 129         slang_oper_logicaland,
 130         /*slang_oper_bitor,*/
 131         /*slang_oper_bitxor,*/
 132         /*slang_oper_bitand,*/
 133         slang_oper_equal,
 134         slang_oper_notequal,
 135         slang_oper_less,
 136         slang_oper_greater,
 137         slang_oper_lessequal,
 138         slang_oper_greaterequal,
 139         /*slang_oper_lshift,*/
 140         /*slang_oper_rshift,*/
 141         slang_oper_add,
 142         slang_oper_subtract,
 143         slang_oper_multiply,
 144         slang_oper_divide,
 145         /*slang_oper_modulus,*/
 146         slang_oper_preincrement,
 147         slang_oper_predecrement,
 148         slang_oper_plus,
 149         slang_oper_minus,
 150         /*slang_oper_complement,*/
 151         slang_oper_not,
 152         slang_oper_subscript,
 153         slang_oper_call,
 154         slang_oper_field,
 155         slang_oper_postincrement,
 156         slang_oper_postdecrement
 157 } slang_operation_type;
 158
 159 typedef struct slang_operation_
 160 {
 161         slang_operation_type type;
 162         struct slang_operation_ *children;
 163         unsigned int num_children;
 164         float literal;          /* bool, literal_int, literal_float */
 165         char *identifier;       /* asm, identifier, call, field */
 166         slang_variable_scope *locals;
 167 } slang_operation;
 168
 169 typedef struct slang_variable_
 170 {
 171         slang_fully_specified_type type;
 172         char *name;
 173         slang_operation *array_size;    /* spec_array */
 174         slang_operation *initializer;
 175 } slang_variable;
 176
 177 typedef struct slang_struct_scope_
 178 {
 179         struct slang_struct_ *structs;
 180         unsigned int num_structs;
 181         struct slang_struct_scope_ *outer_scope;
 182 } slang_struct_scope;
 183
 184 typedef struct slang_struct_
 185 {
 186         char *name;
 187         slang_variable_scope *fields;
 188         slang_struct_scope *structs;
 189 } slang_struct;
 190
 191 typedef enum slang_function_kind_
 192 {
 193         slang_func_ordinary,
 194         slang_func_constructor,
 195         slang_func_operator
 196 } slang_function_kind;
 197
 198 typedef struct slang_function_
 199 {
 200         slang_function_kind kind;
 201         slang_variable header;
 202         slang_variable_scope *parameters;
 203         unsigned int param_count;
 204         slang_operation *body;
 205 } slang_function;
 206
 207 typedef struct slang_function_scope_
 208 {
 209         slang_function *functions;
 210         unsigned int num_functions;
 211         struct slang_function_scope_ *outer_scope;
 212 } slang_function_scope;
 213
 214 typedef enum slang_unit_type_
 215 {
 216         slang_unit_fragment_shader,
 217         slang_unit_vertex_shader
 218 } slang_unit_type;
 219
 220 typedef struct slang_translation_unit_
 221 {
 222         slang_variable_scope *globals;
 223         slang_function_scope functions;
 224         slang_struct_scope *structs;
 225         slang_unit_type type;
 226 } slang_translation_unit;
 227
 228 int _slang_compile (const char *, slang_translation_unit *, slang_unit_type type);
 229
 230 #ifdef __cplusplus
 231 }
 232 #endif
 233
 234 #endif
 235