-/*\r
- * Mesa 3-D graphics library\r
- * Version: 6.6\r
- *\r
- * Copyright (C) 2006 Brian Paul All Rights Reserved.\r
- *\r
- * Permission is hereby granted, free of charge, to any person obtaining a\r
- * copy of this software and associated documentation files (the "Software"),\r
- * to deal in the Software without restriction, including without limitation\r
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,\r
- * and/or sell copies of the Software, and to permit persons to whom the\r
- * Software is furnished to do so, subject to the following conditions:\r
- *\r
- * The above copyright notice and this permission notice shall be included\r
- * in all copies or substantial portions of the Software.\r
- *\r
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS\r
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\r
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL\r
- * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN\r
- * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN\r
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.\r
- */\r
-\r
-/**\r
- * \file slang_pp_expression.syn\r
- * slang preprocessor expression parser\r
- * \author Michal Krol\r
- */\r
-\r
-/*\r
- * Parses one or two (optional) expressions on literal integer constants. Those expressions come\r
- * from #if #elif and #line directives. The preprocessor already parsed those directives and\r
- * expanded the expression (expressions). All occurences of the operator "defined" are already\r
- * replaced with either "0" or "1" literals.\r
- */\r
-\r
-.syntax expression;\r
-\r
-/*\r
- * Those separate individual expressions.\r
- * For #if/#elif case it is: EXP_EXPRESSION ... EXP_END\r
- * For #line case it may be: EXP_EXPRESSION ... EXP_EXPRESSION ... EXP_END\r
- */\r
-.emtcode EXP_END 0\r
-.emtcode EXP_EXPRESSION 1\r
-\r
-.emtcode OP_END 0\r
-.emtcode OP_PUSHINT 1\r
-.emtcode OP_LOGICALOR 2\r
-.emtcode OP_LOGICALAND 3\r
-.emtcode OP_OR 4\r
-.emtcode OP_XOR 5\r
-.emtcode OP_AND 6\r
-.emtcode OP_EQUAL 7\r
-.emtcode OP_NOTEQUAL 8\r
-.emtcode OP_LESSEQUAL 9\r
-.emtcode OP_GREATEREQUAL 10\r
-.emtcode OP_LESS 11\r
-.emtcode OP_GREATER 12\r
-.emtcode OP_LEFTSHIFT 13\r
-.emtcode OP_RIGHTSHIFT 14\r
-.emtcode OP_ADD 15\r
-.emtcode OP_SUBTRACT 16\r
-.emtcode OP_MULTIPLY 17\r
-.emtcode OP_DIVIDE 18\r
-.emtcode OP_MODULUS 19\r
-.emtcode OP_PLUS 20\r
-.emtcode OP_MINUS 21\r
-.emtcode OP_NEGATE 22\r
-.emtcode OP_COMPLEMENT 23\r
-\r
-expression\r
- first_expression .and optional_second_expression .and optional_space .and '\0' .emit EXP_END;\r
-\r
-first_expression\r
- optional_space .and logical_or_expression .emit EXP_EXPRESSION .and .true .emit OP_END;\r
-\r
-optional_second_expression\r
- second_expression .or .true;\r
-\r
-second_expression\r
- space .and logical_or_expression .emit EXP_EXPRESSION .and .true .emit OP_END;\r
-\r
-logical_or_expression\r
- logical_and_expression .and .loop logical_or_expression_1;\r
-logical_or_expression_1\r
- barbar .and logical_and_expression .and .true .emit OP_LOGICALOR;\r
-\r
-logical_and_expression\r
- or_expression .and .loop logical_and_expression_1;\r
-logical_and_expression_1\r
- ampersandampersand .and or_expression .and .true .emit OP_LOGICALAND;\r
-\r
-or_expression\r
- xor_expression .and .loop or_expression_1;\r
-or_expression_1\r
- bar .and xor_expression .and .true .emit OP_OR;\r
-\r
-xor_expression\r
- and_expression .and .loop xor_expression_1;\r
-xor_expression_1\r
- caret .and and_expression .and .true .emit OP_XOR;\r
-\r
-and_expression\r
- equality_expression .and .loop and_expression_1;\r
-and_expression_1\r
- ampersand .and equality_expression .and .true .emit OP_AND;\r
-\r
-equality_expression\r
- relational_expression .and .loop equality_expression_1;\r
-equality_expression_1\r
- equality_expression_2 .or equality_expression_3;\r
-equality_expression_2\r
- equalsequals .and relational_expression .and .true .emit OP_EQUAL;\r
-equality_expression_3\r
- bangequals .and relational_expression .and .true .emit OP_NOTEQUAL;\r
-\r
-relational_expression\r
- shift_expression .and .loop relational_expression_1;\r
-relational_expression_1\r
- relational_expression_2 .or relational_expression_3 .or relational_expression_4 .or\r
- relational_expression_5;\r
-relational_expression_2\r
- lessequals .and shift_expression .and .true .emit OP_LESSEQUAL;\r
-relational_expression_3\r
- greaterequals .and shift_expression .and .true .emit OP_GREATEREQUAL;\r
-relational_expression_4\r
- less .and shift_expression .and .true .emit OP_LESS;\r
-relational_expression_5\r
- greater .and shift_expression .and .true .emit OP_GREATER;\r
-\r
-shift_expression\r
- additive_expression .and .loop shift_expression_1;\r
-shift_expression_1\r
- shift_expression_2 .or shift_expression_3;\r
-shift_expression_2\r
- lessless .and additive_expression .and .true .emit OP_LEFTSHIFT;\r
-shift_expression_3\r
- greatergreater .and additive_expression .and .true .emit OP_RIGHTSHIFT;\r
-\r
-additive_expression\r
- multiplicative_expression .and .loop additive_expression_1;\r
-additive_expression_1\r
- additive_expression_2 .or additive_expression_3;\r
-additive_expression_2\r
- plus .and multiplicative_expression .and .true .emit OP_ADD;\r
-additive_expression_3\r
- dash .and multiplicative_expression .and .true .emit OP_SUBTRACT;\r
-\r
-multiplicative_expression\r
- unary_expression .and .loop multiplicative_expression_1;\r
-multiplicative_expression_1\r
- multiplicative_expression_2 .or multiplicative_expression_3 .or multiplicative_expression_4;\r
-multiplicative_expression_2\r
- star .and unary_expression .and .true .emit OP_MULTIPLY;\r
-multiplicative_expression_3\r
- slash .and unary_expression .and .true .emit OP_DIVIDE;\r
-multiplicative_expression_4\r
- percent .and unary_expression .and .true .emit OP_MODULUS;\r
-\r
-unary_expression\r
- primary_expression .or unary_expression_1 .or unary_expression_2 .or unary_expression_3 .or\r
- unary_expression_4;\r
-unary_expression_1\r
- plus .and unary_expression .and .true .emit OP_PLUS;\r
-unary_expression_2\r
- dash .and unary_expression .and .true .emit OP_MINUS;\r
-unary_expression_3\r
- bang .and unary_expression .and .true .emit OP_NEGATE;\r
-unary_expression_4\r
- tilda .and unary_expression .and .true .emit OP_COMPLEMENT;\r
-\r
-primary_expression\r
- intconstant .or primary_expression_1;\r
-primary_expression_1\r
- lparen .and logical_or_expression .and rparen;\r
-\r
-intconstant\r
- integer .emit OP_PUSHINT;\r
-\r
-integer\r
- integer_dec;\r
-\r
-integer_dec\r
- digit_dec .emit 10 .emit * .and .loop digit_dec .emit * .and .true .emit '\0';\r
-\r
-digit_dec\r
- '0'-'9';\r
-\r
-optional_space\r
- .loop single_space;\r
-\r
-space\r
- single_space .and .loop single_space;\r
-\r
-single_space\r
- ' ' .or '\t';\r
-\r
-ampersand\r
- optional_space .and '&' .and optional_space;\r
-\r
-ampersandampersand\r
- optional_space .and '&' .and '&' .and optional_space;\r
-\r
-bang\r
- optional_space .and '!' .and optional_space;\r
-\r
-bangequals\r
- optional_space .and '!' .and '=' .and optional_space;\r
-\r
-bar\r
- optional_space .and '|' .and optional_space;\r
-\r
-barbar\r
- optional_space .and '|' .and '|' .and optional_space;\r
-\r
-caret\r
- optional_space .and '^' .and optional_space;\r
-\r
-dash\r
- optional_space .and '-' .and optional_space;\r
-\r
-equalsequals\r
- optional_space .and '=' .and '=' .and optional_space;\r
-\r
-greater\r
- optional_space .and '>' .and optional_space;\r
-\r
-greaterequals\r
- optional_space .and '>' .and '=' .and optional_space;\r
-\r
-greatergreater\r
- optional_space .and '>' .and '>' .and optional_space;\r
-\r
-less\r
- optional_space .and '<' .and optional_space;\r
-\r
-lessequals\r
- optional_space .and '<' .and '=' .and optional_space;\r
-\r
-lessless\r
- optional_space .and '<' .and '<' .and optional_space;\r
-\r
-lparen\r
- optional_space .and '(' .and optional_space;\r
-\r
-percent\r
- optional_space .and '%' .and optional_space;\r
-\r
-plus\r
- optional_space .and '+' .and optional_space;\r
-\r
-rparen\r
- optional_space .and ')' .and optional_space;\r
-\r
-slash\r
- optional_space .and '/' .and optional_space;\r
-\r
-star\r
- optional_space .and '*' .and optional_space;\r
-\r
-tilda\r
- optional_space .and '~' .and optional_space;\r
-\r
+/*
+ * 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_expression.syn
+ * slang preprocessor expression parser
+ * \author Michal Krol
+ */
+
+/*
+ * Parses one or two (optional) expressions on literal integer constants. Those expressions come
+ * from #if #elif and #line directives. The preprocessor already parsed those directives and
+ * expanded the expression (expressions). All occurences of the operator "defined" are already
+ * replaced with either "0" or "1" literals.
+ */
+
+.syntax expression;
+
+/*
+ * Those separate individual expressions.
+ * For #if/#elif case it is: EXP_EXPRESSION ... EXP_END
+ * For #line case it may be: EXP_EXPRESSION ... EXP_EXPRESSION ... EXP_END
+ */
+.emtcode EXP_END 0
+.emtcode EXP_EXPRESSION 1
+
+.emtcode OP_END 0
+.emtcode OP_PUSHINT 1
+.emtcode OP_LOGICALOR 2
+.emtcode OP_LOGICALAND 3
+.emtcode OP_OR 4
+.emtcode OP_XOR 5
+.emtcode OP_AND 6
+.emtcode OP_EQUAL 7
+.emtcode OP_NOTEQUAL 8
+.emtcode OP_LESSEQUAL 9
+.emtcode OP_GREATEREQUAL 10
+.emtcode OP_LESS 11
+.emtcode OP_GREATER 12
+.emtcode OP_LEFTSHIFT 13
+.emtcode OP_RIGHTSHIFT 14
+.emtcode OP_ADD 15
+.emtcode OP_SUBTRACT 16
+.emtcode OP_MULTIPLY 17
+.emtcode OP_DIVIDE 18
+.emtcode OP_MODULUS 19
+.emtcode OP_PLUS 20
+.emtcode OP_MINUS 21
+.emtcode OP_NEGATE 22
+.emtcode OP_COMPLEMENT 23
+
+expression
+ first_expression .and optional_second_expression .and optional_space .and '\0' .emit EXP_END;
+
+first_expression
+ optional_space .and logical_or_expression .emit EXP_EXPRESSION .and .true .emit OP_END;
+
+optional_second_expression
+ second_expression .or .true;
+
+second_expression
+ space .and logical_or_expression .emit EXP_EXPRESSION .and .true .emit OP_END;
+
+logical_or_expression
+ logical_and_expression .and .loop logical_or_expression_1;
+logical_or_expression_1
+ barbar .and logical_and_expression .and .true .emit OP_LOGICALOR;
+
+logical_and_expression
+ or_expression .and .loop logical_and_expression_1;
+logical_and_expression_1
+ ampersandampersand .and or_expression .and .true .emit OP_LOGICALAND;
+
+or_expression
+ xor_expression .and .loop or_expression_1;
+or_expression_1
+ bar .and xor_expression .and .true .emit OP_OR;
+
+xor_expression
+ and_expression .and .loop xor_expression_1;
+xor_expression_1
+ caret .and and_expression .and .true .emit OP_XOR;
+
+and_expression
+ equality_expression .and .loop and_expression_1;
+and_expression_1
+ ampersand .and equality_expression .and .true .emit OP_AND;
+
+equality_expression
+ relational_expression .and .loop equality_expression_1;
+equality_expression_1
+ equality_expression_2 .or equality_expression_3;
+equality_expression_2
+ equalsequals .and relational_expression .and .true .emit OP_EQUAL;
+equality_expression_3
+ bangequals .and relational_expression .and .true .emit OP_NOTEQUAL;
+
+relational_expression
+ shift_expression .and .loop relational_expression_1;
+relational_expression_1
+ relational_expression_2 .or relational_expression_3 .or relational_expression_4 .or
+ relational_expression_5;
+relational_expression_2
+ lessequals .and shift_expression .and .true .emit OP_LESSEQUAL;
+relational_expression_3
+ greaterequals .and shift_expression .and .true .emit OP_GREATEREQUAL;
+relational_expression_4
+ less .and shift_expression .and .true .emit OP_LESS;
+relational_expression_5
+ greater .and shift_expression .and .true .emit OP_GREATER;
+
+shift_expression
+ additive_expression .and .loop shift_expression_1;
+shift_expression_1
+ shift_expression_2 .or shift_expression_3;
+shift_expression_2
+ lessless .and additive_expression .and .true .emit OP_LEFTSHIFT;
+shift_expression_3
+ greatergreater .and additive_expression .and .true .emit OP_RIGHTSHIFT;
+
+additive_expression
+ multiplicative_expression .and .loop additive_expression_1;
+additive_expression_1
+ additive_expression_2 .or additive_expression_3;
+additive_expression_2
+ plus .and multiplicative_expression .and .true .emit OP_ADD;
+additive_expression_3
+ dash .and multiplicative_expression .and .true .emit OP_SUBTRACT;
+
+multiplicative_expression
+ unary_expression .and .loop multiplicative_expression_1;
+multiplicative_expression_1
+ multiplicative_expression_2 .or multiplicative_expression_3 .or multiplicative_expression_4;
+multiplicative_expression_2
+ star .and unary_expression .and .true .emit OP_MULTIPLY;
+multiplicative_expression_3
+ slash .and unary_expression .and .true .emit OP_DIVIDE;
+multiplicative_expression_4
+ percent .and unary_expression .and .true .emit OP_MODULUS;
+
+unary_expression
+ primary_expression .or unary_expression_1 .or unary_expression_2 .or unary_expression_3 .or
+ unary_expression_4;
+unary_expression_1
+ plus .and unary_expression .and .true .emit OP_PLUS;
+unary_expression_2
+ dash .and unary_expression .and .true .emit OP_MINUS;
+unary_expression_3
+ bang .and unary_expression .and .true .emit OP_NEGATE;
+unary_expression_4
+ tilda .and unary_expression .and .true .emit OP_COMPLEMENT;
+
+primary_expression
+ intconstant .or primary_expression_1;
+primary_expression_1
+ lparen .and logical_or_expression .and rparen;
+
+intconstant
+ integer .emit OP_PUSHINT;
+
+integer
+ integer_dec;
+
+integer_dec
+ digit_dec .emit 10 .emit * .and .loop digit_dec .emit * .and .true .emit '\0';
+
+digit_dec
+ '0'-'9';
+
+optional_space
+ .loop single_space;
+
+space
+ single_space .and .loop single_space;
+
+single_space
+ ' ' .or '\t';
+
+ampersand
+ optional_space .and '&' .and optional_space;
+
+ampersandampersand
+ optional_space .and '&' .and '&' .and optional_space;
+
+bang
+ optional_space .and '!' .and optional_space;
+
+bangequals
+ optional_space .and '!' .and '=' .and optional_space;
+
+bar
+ optional_space .and '|' .and optional_space;
+
+barbar
+ optional_space .and '|' .and '|' .and optional_space;
+
+caret
+ optional_space .and '^' .and optional_space;
+
+dash
+ optional_space .and '-' .and optional_space;
+
+equalsequals
+ optional_space .and '=' .and '=' .and optional_space;
+
+greater
+ optional_space .and '>' .and optional_space;
+
+greaterequals
+ optional_space .and '>' .and '=' .and optional_space;
+
+greatergreater
+ optional_space .and '>' .and '>' .and optional_space;
+
+less
+ optional_space .and '<' .and optional_space;
+
+lessequals
+ optional_space .and '<' .and '=' .and optional_space;
+
+lessless
+ optional_space .and '<' .and '<' .and optional_space;
+
+lparen
+ optional_space .and '(' .and optional_space;
+
+percent
+ optional_space .and '%' .and optional_space;
+
+plus
+ optional_space .and '+' .and optional_space;
+
+rparen
+ optional_space .and ')' .and optional_space;
+
+slash
+ optional_space .and '/' .and optional_space;
+
+star
+ optional_space .and '*' .and optional_space;
+
+tilda
+ optional_space .and '~' .and optional_space;
+
projects / mesa.git / blobdiff