diff options
Diffstat (limited to 'src/mesa/shader/slang/library/slang_pp_directives.syn')
| -rw-r--r-- | src/mesa/shader/slang/library/slang_pp_directives.syn | 405 |
1 files changed, 0 insertions, 405 deletions
diff --git a/src/mesa/shader/slang/library/slang_pp_directives.syn b/src/mesa/shader/slang/library/slang_pp_directives.syn deleted file mode 100644 index b51d168cc03..00000000000 --- a/src/mesa/shader/slang/library/slang_pp_directives.syn +++ /dev/null @@ -1,405 +0,0 @@ -/* - * Mesa 3-D graphics library - * Version: 6.6 - * - * Copyright (C) 2006 Brian Paul All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included - * in all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS - * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN - * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - */ - -/** - * \file slang_pp_directives.syn - * slang preprocessor directives parser - * \author Michal Krol - */ - -.syntax source; - -/* - * This syntax script preprocesses a GLSL shader. - * It is assumed, that the #version directive has been parsed. Separate pass for parsing - * version gives better control on behavior depending on the version number given. - * - * The output is a source string with comments and directives removed. White spaces and comments - * are replaced with on or more spaces. All new-lines are preserved and converted to Linux format. - * Directives are escaped with a null character. The end of the source string is marked by - * two consecutive null characters. The consumer is responsible for executing the escaped - * directives, removing dead portions of code and expanding macros. - */ - -.emtcode ESCAPE_TOKEN 0 - -/* - * The TOKEN_* symbols follow the ESCAPE_TOKEN. - * - * NOTE: - * There is no TOKEN_IFDEF and neither is TOKEN_IFNDEF. They are handled with TOKEN_IF and - * operator defined. - * The "#ifdef SYMBOL" is replaced with "#if defined SYMBOL" - * The "#ifndef SYMBOL" is replaced with "#if !defined SYMBOL" - */ -.emtcode TOKEN_END 0 -.emtcode TOKEN_DEFINE 1 -.emtcode TOKEN_UNDEF 2 -.emtcode TOKEN_IF 3 -.emtcode TOKEN_ELSE 4 -.emtcode TOKEN_ELIF 5 -.emtcode TOKEN_ENDIF 6 -.emtcode TOKEN_ERROR 7 -.emtcode TOKEN_PRAGMA 8 -.emtcode TOKEN_EXTENSION 9 -.emtcode TOKEN_LINE 10 - -/* - * The PARAM_* symbols follow the TOKEN_DEFINE. - */ -.emtcode PARAM_END 0 -.emtcode PARAM_PARAMETER 1 - -/* - * The BEHAVIOR_* symbols follow the TOKEN_EXTENSION. - */ -.emtcode BEHAVIOR_REQUIRE 1 -.emtcode BEHAVIOR_ENABLE 2 -.emtcode BEHAVIOR_WARN 3 -.emtcode BEHAVIOR_DISABLE 4 - -/* - * The PRAGMA_* symbols follow TOKEN_PRAGMA - */ -.emtcode PRAGMA_NO_PARAM 0 -.emtcode PRAGMA_PARAM 1 - -source - optional_directive .and .loop source_element .and '\0' .emit ESCAPE_TOKEN .emit TOKEN_END; - -source_element - c_style_comment_block .or cpp_style_comment_block .or new_line_directive .or source_token; - -c_style_comment_block - '/' .and '*' .and c_style_comment_rest .and .true .emit ' '; - -c_style_comment_rest - .loop c_style_comment_body .and c_style_comment_end; - -c_style_comment_body - c_style_comment_char_nostar .or c_style_comment_char_star_noslashstar; - -c_style_comment_char_nostar - new_line .or '\x2B'-'\xFF' .or '\x01'-'\x29'; - -c_style_comment_char_star_noslashstar - '*' .and c_style_comment_char_star_noslashstar_1; -c_style_comment_char_star_noslashstar_1 - c_style_comment_char_noslashstar .or c_style_comment_char_star_noslashstar; - -c_style_comment_char_noslashstar - new_line .or '\x30'-'\xFF' .or '\x01'-'\x29' .or '\x2B'-'\x2E'; - -c_style_comment_end - '*' .and .loop c_style_comment_char_star .and '/'; - -c_style_comment_char_star - '*'; - -cpp_style_comment_block - '/' .and '/' .and cpp_style_comment_block_1; -cpp_style_comment_block_1 - cpp_style_comment_block_2 .or cpp_style_comment_block_3; -cpp_style_comment_block_2 - .loop cpp_style_comment_char .and new_line_directive; -cpp_style_comment_block_3 - .loop cpp_style_comment_char; - -cpp_style_comment_char - '\x0E'-'\xFF' .or '\x01'-'\x09' .or '\x0B'-'\x0C'; - -new_line_directive - new_line .and optional_directive; - -new_line - generic_new_line .emit '\n'; - -generic_new_line - carriage_return_line_feed .or line_feed_carriage_return .or '\n' .or '\r'; - -carriage_return_line_feed - '\r' .and '\n'; - -line_feed_carriage_return - '\n' .and '\r'; - -optional_directive - directive .emit ESCAPE_TOKEN .or .true; - -directive - dir_define .emit TOKEN_DEFINE .or - dir_undef .emit TOKEN_UNDEF .or - dir_if .emit TOKEN_IF .or - dir_ifdef .emit TOKEN_IF .emit 'd' .emit 'e' .emit 'f' .emit 'i' .emit 'n' .emit 'e' .emit 'd' - .emit ' ' .or - dir_ifndef .emit TOKEN_IF .emit '!' .emit 'd' .emit 'e' .emit 'f' .emit 'i' .emit 'n' .emit 'e' - .emit 'd' .emit ' ' .or - dir_else .emit TOKEN_ELSE .or - dir_elif .emit TOKEN_ELIF .or - dir_endif .emit TOKEN_ENDIF .or - dir_ext .emit TOKEN_EXTENSION .or - dir_pragma .emit TOKEN_PRAGMA .or - dir_line .emit TOKEN_LINE; - -dir_define - optional_space .and '#' .and optional_space .and "define" .and symbol .and opt_parameters .and - definition; - -dir_undef - optional_space .and '#' .and optional_space .and "undef" .and symbol; - -dir_if - optional_space .and '#' .and optional_space .and "if" .and expression; - -dir_ifdef - optional_space .and '#' .and optional_space .and "ifdef" .and symbol; - -dir_ifndef - optional_space .and '#' .and optional_space .and "ifndef" .and symbol; - -dir_else - optional_space .and '#' .and optional_space .and "else"; - -dir_elif - optional_space .and '#' .and optional_space .and "elif" .and expression; - -dir_endif - optional_space .and '#' .and optional_space .and "endif"; - -dir_ext - optional_space .and '#' .and optional_space .and "extension" .and space .and extension_name .and - optional_space .and ':' .and optional_space .and extension_behavior; - -dir_line - optional_space .and '#' .and optional_space .and "line" .and expression; - -dir_pragma - optional_space .and '#' .and optional_space .and "pragma" .and symbol .and opt_pragma_param; - - -opt_pragma_param - pragma_param .or .true .emit PRAGMA_NO_PARAM; - -pragma_param - optional_space .and '(' .emit PRAGMA_PARAM .and optional_space .and symbol_no_space .and optional_space .and ')'; - -symbol_no_space - symbol_character .emit * .and .loop symbol_character2 .emit * .and .true .emit '\0'; - -symbol - space .and symbol_character .emit * .and .loop symbol_character2 .emit * .and .true .emit '\0'; - -opt_parameters - parameters .or .true .emit PARAM_END; - -parameters - '(' .and parameters_1 .and optional_space .and ')' .emit PARAM_END; -parameters_1 - parameters_2 .or .true; -parameters_2 - parameter .emit PARAM_PARAMETER .and .loop parameters_3; -parameters_3 - optional_space .and ',' .and parameter .emit PARAM_PARAMETER; - -parameter - optional_space .and symbol_character .emit * .and .loop symbol_character2 .emit * .and - .true .emit '\0'; - -definition - .loop definition_character .emit * .and .true .emit '\0'; - -definition_character - '\x0E'-'\xFF' .or '\x01'-'\x09' .or '\x0B'-'\x0C'; - -expression - expression_element .and .loop expression_element .and .true .emit '\0'; - -expression_element - expression_character .emit *; - -expression_character - '\x0E'-'\xFF' .or '\x01'-'\x09' .or '\x0B'-'\x0C'; - -extension_name - symbol_character .emit * .and .loop symbol_character2 .emit * .and .true .emit '\0'; - -extension_behavior - "require" .emit BEHAVIOR_REQUIRE .or - "enable" .emit BEHAVIOR_ENABLE .or - "warn" .emit BEHAVIOR_WARN .or - "disable" .emit BEHAVIOR_DISABLE; - -optional_space - .loop single_space; - -space - single_space .and .loop single_space; - -single_space - ' ' .or '\t'; - -source_token - space .emit ' ' .or complex_token .or source_token_1; -source_token_1 - simple_token .emit ' ' .and .true .emit ' '; - -/* - * All possible tokens. - */ - -complex_token - identifier .or number; - -simple_token - increment .or decrement .or lequal .or gequal .or equal .or nequal .or and .or xor .or or .or - addto .or subtractfrom .or multiplyto .or divideto .or other; - -identifier - identifier_char1 .emit * .and .loop identifier_char2 .emit *; -identifier_char1 - 'a'-'z' .or 'A'-'Z' .or '_'; -identifier_char2 - 'a'-'z' .or 'A'-'Z' .or '0'-'9' .or '_'; - -number - float .or integer; - -digit_oct - '0'-'7'; - -digit_dec - '0'-'9'; - -digit_hex - '0'-'9' .or 'A'-'F' .or 'a'-'f'; - -float - float_1 .or float_2; -float_1 - float_fractional_constant .and float_optional_exponent_part; -float_2 - float_digit_sequence .and float_exponent_part; - -float_fractional_constant - float_fractional_constant_1 .or float_fractional_constant_2 .or float_fractional_constant_3; -float_fractional_constant_1 - float_digit_sequence .and '.' .emit '.' .and float_digit_sequence; -float_fractional_constant_2 - float_digit_sequence .and '.' .emit '.'; -float_fractional_constant_3 - '.' .emit '.' .and float_digit_sequence; - -float_optional_exponent_part - float_exponent_part .or .true; - -float_digit_sequence - digit_dec .emit * .and .loop digit_dec .emit *; - -float_exponent_part - float_exponent_part_1 .or float_exponent_part_2; -float_exponent_part_1 - 'e' .emit 'e' .and float_optional_sign .and float_digit_sequence; -float_exponent_part_2 - 'E' .emit 'E' .and float_optional_sign .and float_digit_sequence; - -float_optional_sign - '+' .emit '+' .or '-' .emit '-' .or .true; - -integer - integer_hex .or integer_oct .or integer_dec; - -integer_hex - '0' .emit '0' .and integer_hex_1 .emit * .and digit_hex .emit * .and - .loop digit_hex .emit *; -integer_hex_1 - 'x' .or 'X'; - -integer_oct - '0' .emit '0' .and .loop digit_oct .emit *; - -integer_dec - digit_dec .emit * .and .loop digit_dec .emit *; - -increment - '+' .emit * .and '+' .emit *; - -decrement - '-' .emit * .and '-' .emit *; - -lequal - '<' .emit * .and '=' .emit *; - -gequal - '>' .emit * .and '=' .emit *; - -equal - '=' .emit * .and '=' .emit *; - -nequal - '!' .emit * .and '=' .emit *; - -and - '&' .emit * .and '&' .emit *; - -xor - '^' .emit * .and '^' .emit *; - -or - '|' .emit * .and '|' .emit *; - -addto - '+' .emit * .and '=' .emit *; - -subtractfrom - '-' .emit * .and '=' .emit *; - -multiplyto - '*' .emit * .and '=' .emit *; - -divideto - '/' .emit * .and '=' .emit *; - -/* - * All characters except '\0' and '#'. - */ -other - '\x24'-'\xFF' .emit * .or '\x01'-'\x22' .emit *; - -symbol_character - 'A'-'Z' .or 'a'-'z' .or '_'; - -symbol_character2 - 'A'-'Z' .or 'a'-'z' .or '0'-'9' .or '_'; - -.string string_lexer; - -string_lexer - lex_first_identifier_character .and .loop lex_next_identifier_character; - -lex_first_identifier_character - 'a'-'z' .or 'A'-'Z' .or '_'; - -lex_next_identifier_character - 'a'-'z' .or 'A'-'Z' .or '0'-'9' .or '_'; - |