src/mesa/shader/grammar_syn.h

   1 ".syntax grammar;\n"
   2 ".emtcode DECLARATION_END 0\n"
   3 ".emtcode DECLARATION_EMITCODE 1\n"
   4 ".emtcode DECLARATION_ERRORTEXT 2\n"
   5 ".emtcode DECLARATION_REGBYTE 3\n"
   6 ".emtcode DECLARATION_LEXER 4\n"
   7 ".emtcode DECLARATION_RULE 5\n"
   8 ".emtcode SPECIFIER_END 0\n"
   9 ".emtcode SPECIFIER_AND_TAG 1\n"
  10 ".emtcode SPECIFIER_OR_TAG 2\n"
  11 ".emtcode SPECIFIER_CHARACTER_RANGE 3\n"
  12 ".emtcode SPECIFIER_CHARACTER 4\n"
  13 ".emtcode SPECIFIER_STRING 5\n"
  14 ".emtcode SPECIFIER_IDENTIFIER 6\n"
  15 ".emtcode SPECIFIER_TRUE 7\n"
  16 ".emtcode SPECIFIER_FALSE 8\n"
  17 ".emtcode SPECIFIER_DEBUG 9\n"
  18 ".emtcode IDENTIFIER_SIMPLE 0\n"
  19 ".emtcode IDENTIFIER_LOOP 1\n"
  20 ".emtcode ERROR_NOT_PRESENT 0\n"
  21 ".emtcode ERROR_PRESENT 1\n"
  22 ".emtcode EMIT_NULL 0\n"
  23 ".emtcode EMIT_INTEGER 1\n"
  24 ".emtcode EMIT_IDENTIFIER 2\n"
  25 ".emtcode EMIT_CHARACTER 3\n"
  26 ".emtcode EMIT_LAST_CHARACTER 4\n"
  27 ".emtcode EMIT_CURRENT_POSITION 5\n"
  28 ".errtext INVALID_GRAMMAR \"internal error 2001: invalid grammar script\"\n"
  29 ".errtext SYNTAX_EXPECTED \"internal error 2002: '.syntax' keyword expected\"\n"
  30 ".errtext IDENTIFIER_EXPECTED \"internal error 2003: identifier expected\"\n"
  31 ".errtext MISSING_SEMICOLON \"internal error 2004: missing ';'\"\n"
  32 ".errtext INTEGER_EXPECTED \"internal error 2005: integer value expected\"\n"
  33 ".errtext STRING_EXPECTED \"internal error 2006: string expected\"\n"
  34 "grammar\n"
  35 " grammar_1 .error INVALID_GRAMMAR;\n"
  36 "grammar_1\n"
  37 " optional_space .and \".syntax\" .error SYNTAX_EXPECTED .and space .and identifier .and\n"
  38 " semicolon .and declaration_list .and optional_space .and '\\0' .emit DECLARATION_END;\n"
  39 "optional_space\n"
  40 " space .or .true;\n"
  41 "space\n"
  42 " single_space .and .loop single_space;\n"
  43 "single_space\n"
  44 " white_char .or comment_block;\n"
  45 "white_char\n"
  46 " ' ' .or '\\t' .or '\\n' .or '\\r';\n"
  47 "comment_block\n"
  48 " '/' .and '*' .and comment_rest;\n"
  49 "comment_rest\n"
  50 " .loop comment_char_no_star .and comment_rest_1;\n"
  51 "comment_rest_1\n"
  52 " comment_end .or comment_rest_2;\n"
  53 "comment_rest_2\n"
  54 " '*' .and comment_rest;\n"
  55 "comment_char_no_star\n"
  56 " '\\x2B'-'\\xFF' .or '\\x01'-'\\x29';\n"
  57 "comment_end\n"
  58 " '*' .and '/';\n"
  59 "identifier\n"
  60 " identifier_ne .error IDENTIFIER_EXPECTED;\n"
  61 "identifier_ne\n"
  62 " first_idchar .emit * .and .loop follow_idchar .emit * .and .true .emit '\\0';\n"
  63 "first_idchar\n"
  64 " 'a'-'z' .or 'A'-'Z' .or '_';\n"
  65 "follow_idchar\n"
  66 " first_idchar .or digit_dec;\n"
  67 "digit_dec\n"
  68 " '0'-'9';\n"
  69 "semicolon\n"
  70 " optional_space .and ';' .error MISSING_SEMICOLON .and optional_space;\n"
  71 "declaration_list\n"
  72 " declaration .and .loop declaration;\n"
  73 "declaration\n"
  74 " emitcode_definition .emit DECLARATION_EMITCODE .or\n"
  75 " errortext_definition .emit DECLARATION_ERRORTEXT .or\n"
  76 " regbyte_definition .emit DECLARATION_REGBYTE .or\n"
  77 " lexer_definition .emit DECLARATION_LEXER .or\n"
  78 " rule_definition .emit DECLARATION_RULE;\n"
  79 "emitcode_definition\n"
  80 " \".emtcode\" .and space .and identifier .and space .and integer .and space_or_null;\n"
  81 "integer\n"
  82 " integer_ne .error INTEGER_EXPECTED;\n"
  83 "integer_ne\n"
  84 " hex_integer .emit 0x10 .or dec_integer .emit 10;\n"
  85 "hex_integer\n"
  86 " hex_prefix .and digit_hex .emit * .and .loop digit_hex .emit * .and .true .emit '\\0';\n"
  87 "hex_prefix\n"
  88 " '0' .and hex_prefix_1;\n"
  89 "hex_prefix_1\n"
  90 " 'x' .or 'X';\n"
  91 "digit_hex\n"
  92 " '0'-'9' .or 'a'-'f' .or 'A'-'F';\n"
  93 "dec_integer\n"
  94 " digit_dec .emit * .and .loop digit_dec .emit * .and .true .emit '\\0';\n"
  95 "space_or_null\n"
  96 " space .or '\\0';\n"
  97 "errortext_definition\n"
  98 " \".errtext\" .and space .and identifier .and space .and string .and space_or_null;\n"
  99 "string\n"
 100 " string_ne .error STRING_EXPECTED;\n"
 101 "string_ne\n"
 102 " '\"' .and .loop string_char_double_quotes .and '\"' .emit '\\0';\n"
 103 "string_char_double_quotes\n"
 104 " escape_sequence .or string_char .emit * .or '\\'' .emit *;\n"
 105 "string_char\n"
 106 " '\\x5D'-'\\xFF' .or '\\x28'-'\\x5B' .or '\\x23'-'\\x26' .or '\\x0E'-'\\x21' .or '\\x0B'-'\\x0C' .or\n"
 107 " '\\x01'-'\\x09';\n"
 108 "escape_sequence\n"
 109 " '\\\\' .emit * .and escape_code;\n"
 110 "escape_code\n"
 111 " simple_escape_code .emit * .or hex_escape_code .or oct_escape_code;\n"
 112 "simple_escape_code\n"
 113 " '\\'' .or '\"' .or '?' .or '\\\\' .or 'a' .or 'b' .or 'f' .or 'n' .or 'r' .or 't' .or 'v';\n"
 114 "hex_escape_code\n"
 115 " 'x' .emit * .and digit_hex .emit * .and .loop digit_hex .emit *;\n"
 116 "oct_escape_code\n"
 117 " digit_oct .emit * .and optional_digit_oct .and optional_digit_oct;\n"
 118 "digit_oct\n"
 119 " '0'-'7';\n"
 120 "optional_digit_oct\n"
 121 " digit_oct .emit * .or .true;\n"
 122 "regbyte_definition\n"
 123 " \".regbyte\" .and space .and identifier .and space .and integer .and space_or_null;\n"
 124 "lexer_definition\n"
 125 " \".string\" .and space .and identifier .and semicolon;\n"
 126 "rule_definition\n"
 127 " identifier_ne .and space .and definition;\n"
 128 "definition\n"
 129 " specifier .and optional_specifiers_and_or .and semicolon .emit SPECIFIER_END;\n"
 130 "optional_specifiers_and_or\n"
 131 " and_specifiers .emit SPECIFIER_AND_TAG .or or_specifiers .emit SPECIFIER_OR_TAG .or .true;\n"
 132 "specifier\n"
 133 " specifier_condition .and optional_space .and specifier_rule;\n"
 134 "specifier_condition\n"
 135 " specifier_condition_1 .or .true;\n"
 136 "specifier_condition_1\n"
 137 " \".if\" .and optional_space .and '(' .and optional_space .and left_operand .and operator .and\n"
 138 " right_operand .and optional_space .and ')';\n"
 139 "left_operand\n"
 140 " identifier;\n"
 141 "operator\n"
 142 " operator_1 .or operator_2;\n"
 143 "operator_1\n"
 144 " optional_space .and '!' .and '=' .and optional_space;\n"
 145 "operator_2\n"
 146 " optional_space .and '=' .and '=' .and optional_space;\n"
 147 "right_operand\n"
 148 " integer;\n"
 149 "specifier_rule\n"
 150 " specifier_rule_1 .and optional_error .and .loop emit .and .true .emit EMIT_NULL;\n"
 151 "specifier_rule_1\n"
 152 " character_range .emit SPECIFIER_CHARACTER_RANGE .or\n"
 153 " character .emit SPECIFIER_CHARACTER .or\n"
 154 " string_ne .emit SPECIFIER_STRING .or\n"
 155 " \".true\" .emit SPECIFIER_TRUE .or\n"
 156 " \".false\" .emit SPECIFIER_FALSE .or\n"
 157 " \".debug\" .emit SPECIFIER_DEBUG .or\n"
 158 " advanced_identifier .emit SPECIFIER_IDENTIFIER;\n"
 159 "character\n"
 160 " '\\'' .and string_char_single_quotes .and '\\'' .emit '\\0';\n"
 161 "string_char_single_quotes\n"
 162 " escape_sequence .or string_char .emit * .or '\"' .emit *;\n"
 163 "character_range\n"
 164 " character .and optional_space .and '-' .and optional_space .and character;\n"
 165 "advanced_identifier\n"
 166 " optional_loop .and identifier;\n"
 167 "optional_loop\n"
 168 " optional_loop_1 .emit IDENTIFIER_LOOP .or .true .emit IDENTIFIER_SIMPLE;\n"
 169 "optional_loop_1\n"
 170 " \".loop\" .and space;\n"
 171 "optional_error\n"
 172 " error .emit ERROR_PRESENT .or .true .emit ERROR_NOT_PRESENT;\n"
 173 "error\n"
 174 " space .and \".error\" .and space .and identifier;\n"
 175 "emit\n"
 176 " emit_output .or emit_regbyte;\n"
 177 "emit_output\n"
 178 " space .and \".emit\" .and space .and emit_param;\n"
 179 "emit_param\n"
 180 " integer_ne .emit EMIT_INTEGER .or\n"
 181 " identifier_ne .emit EMIT_IDENTIFIER .or\n"
 182 " character .emit EMIT_CHARACTER .or\n"
 183 " '*' .emit EMIT_LAST_CHARACTER .or\n"
 184 " '$' .emit EMIT_CURRENT_POSITION;\n"
 185 "emit_regbyte\n"
 186 " space .and \".load\" .and space .and identifier .and space .and emit_param;\n"
 187 "and_specifiers\n"
 188 " and_specifier .and .loop and_specifier;\n"
 189 "or_specifiers\n"
 190 " or_specifier .and .loop or_specifier;\n"
 191 "and_specifier\n"
 192 " space .and \".and\" .and space .and specifier;\n"
 193 "or_specifier\n"
 194 " space .and \".or\" .and space .and specifier;\n"
 195 ".string __string_filter;\n"
 196 "__string_filter\n"
 197 " __first_identifier_char .and .loop __next_identifier_char;\n"
 198 "__first_identifier_char\n"
 199 " 'a'-'z' .or 'A'-'Z' .or '_' .or '.';\n"
 200 "__next_identifier_char\n"
 201 " 'a'-'z' .or 'A'-'Z' .or '_' .or '0'-'9';\n"
 202 ""