/*
- * Copyright (C) 2012, 2013
+ * Copyright (C) 2012, 2013, 2014, 2015
* Wolfgang Bumiller
*
* Permission is hereby granted, free of charge, to any person obtaining a copy of
*/
#ifndef GMQCC_LEXER_HDR
#define GMQCC_LEXER_HDR
+#include "gmqcc.h"
typedef struct token_s token;
char *value;
union {
- vector v;
- int i;
- double f;
- int t; /* type */
+ vec3_t v;
+ int i;
+ qcfloat_t f;
+ int t; /* type */
} constval;
#if 0
struct token_s *prev;
#endif
- lex_ctx ctx;
+ lex_ctx_t ctx;
};
#if 0
} frame_macro;
typedef struct lex_file_s {
- FILE *file;
+ fs_file_t *file;
const char *open_string;
size_t open_string_length;
size_t open_string_pos;
token tok; /* not a pointer anymore */
struct {
- bool noops;
- bool nodigraphs; /* used when lexing string constants */
- bool preprocessing; /* whitespace and EOLs become actual tokens */
- bool mergelines; /* backslash at the end of a line escapes the newline */
- } flags;
+ unsigned noops:1;
+ unsigned nodigraphs:1; /* used when lexing string constants */
+ unsigned preprocessing:1; /* whitespace and EOLs become actual tokens */
+ unsigned mergelines:1; /* backslash at the end of a line escapes the newline */
+ } flags; /* sizeof == 1 */
int framevalue;
frame_macro *frames;
unsigned int assoc;
signed int prec;
unsigned int flags;
+ bool folds;
} oper_info;
/*
#define opid3(a,b,c) (((uint8_t)a<<16)|((uint8_t)b<<8)|(uint8_t)c)
static const oper_info c_operators[] = {
- { "(", 0, opid1('('), ASSOC_LEFT, 99, OP_PREFIX}, /* paren expression - non function call */
+ { "(", 0, opid1('('), ASSOC_LEFT, 99, OP_PREFIX, false}, /* paren expression - non function call */
+ { "_length", 1, opid3('l','e','n'), ASSOC_RIGHT, 98, OP_PREFIX, true},
- { "++", 1, opid3('S','+','+'), ASSOC_LEFT, 17, OP_SUFFIX},
- { "--", 1, opid3('S','-','-'), ASSOC_LEFT, 17, OP_SUFFIX},
- { ".", 2, opid1('.'), ASSOC_LEFT, 17, 0 },
- { "(", 0, opid1('('), ASSOC_LEFT, 17, 0 }, /* function call */
- { "[", 2, opid1('['), ASSOC_LEFT, 17, 0 }, /* array subscript */
+ { "++", 1, opid3('S','+','+'), ASSOC_LEFT, 17, OP_SUFFIX, false},
+ { "--", 1, opid3('S','-','-'), ASSOC_LEFT, 17, OP_SUFFIX, false},
+ { ".", 2, opid1('.'), ASSOC_LEFT, 17, 0, false},
+ { "(", 0, opid1('('), ASSOC_LEFT, 17, 0, false}, /* function call */
+ { "[", 2, opid1('['), ASSOC_LEFT, 17, 0, false}, /* array subscript */
- { "++", 1, opid3('+','+','P'), ASSOC_RIGHT, 16, OP_PREFIX },
- { "--", 1, opid3('-','-','P'), ASSOC_RIGHT, 16, OP_PREFIX },
+ { "++", 1, opid3('+','+','P'), ASSOC_RIGHT, 16, OP_PREFIX, false},
+ { "--", 1, opid3('-','-','P'), ASSOC_RIGHT, 16, OP_PREFIX, false},
- { "**", 2, opid2('*', '*'), ASSOC_RIGHT, 15, 0 },
+ { "**", 2, opid2('*','*'), ASSOC_RIGHT, 14, 0, true},
+ { "!", 1, opid2('!','P'), ASSOC_RIGHT, 14, OP_PREFIX, true},
+ { "~", 1, opid2('~','P'), ASSOC_RIGHT, 14, OP_PREFIX, true},
+ { "+", 1, opid2('+','P'), ASSOC_RIGHT, 14, OP_PREFIX, false},
+ { "-", 1, opid2('-','P'), ASSOC_RIGHT, 14, OP_PREFIX, true},
+/* { "&", 1, opid2('&','P'), ASSOC_RIGHT, 14, OP_PREFIX, false}, */
- { "!", 1, opid2('!', 'P'), ASSOC_RIGHT, 14, OP_PREFIX },
- { "~", 1, opid2('~', 'P'), ASSOC_RIGHT, 14, OP_PREFIX },
- { "+", 1, opid2('+','P'), ASSOC_RIGHT, 14, OP_PREFIX },
- { "-", 1, opid2('-','P'), ASSOC_RIGHT, 14, OP_PREFIX },
-/* { "&", 1, opid2('&','P'), ASSOC_RIGHT, 14, OP_PREFIX }, */
+ { "*", 2, opid1('*'), ASSOC_LEFT, 13, 0, true},
+ { "/", 2, opid1('/'), ASSOC_LEFT, 13, 0, true},
+ { "%", 2, opid1('%'), ASSOC_LEFT, 13, 0, true},
+ { "><", 2, opid2('>','<'), ASSOC_LEFT, 13, 0, true},
- { "*", 2, opid1('*'), ASSOC_LEFT, 13, 0 },
- { "/", 2, opid1('/'), ASSOC_LEFT, 13, 0 },
- { "%", 2, opid1('%'), ASSOC_LEFT, 13, 0 },
+ { "+", 2, opid1('+'), ASSOC_LEFT, 12, 0, true},
+ { "-", 2, opid1('-'), ASSOC_LEFT, 12, 0, true},
- { "+", 2, opid1('+'), ASSOC_LEFT, 12, 0 },
- { "-", 2, opid1('-'), ASSOC_LEFT, 12, 0 },
+ { "<<", 2, opid2('<','<'), ASSOC_LEFT, 11, 0, true},
+ { ">>", 2, opid2('>','>'), ASSOC_LEFT, 11, 0, true},
- { "<<", 2, opid2('<','<'), ASSOC_LEFT, 11, 0 },
- { ">>", 2, opid2('>','>'), ASSOC_LEFT, 11, 0 },
+ { "<", 2, opid1('<'), ASSOC_LEFT, 10, 0, false},
+ { ">", 2, opid1('>'), ASSOC_LEFT, 10, 0, false},
+ { "<=>", 2, opid3('<','=','>'), ASSOC_LEFT, 10, 0, true},
+ { "<=", 2, opid2('<','='), ASSOC_LEFT, 10, 0, false},
+ { ">=", 2, opid2('>','='), ASSOC_LEFT, 10, 0, false},
- { "<", 2, opid1('<'), ASSOC_LEFT, 10, 0 },
- { ">", 2, opid1('>'), ASSOC_LEFT, 10, 0 },
- { "<=>", 2, opid3('<','=','>'), ASSOC_LEFT, 10, 0 },
- { "<=", 2, opid2('<','='), ASSOC_LEFT, 10, 0 },
- { ">=", 2, opid2('>','='), ASSOC_LEFT, 10, 0 },
+ { "==", 2, opid2('=','='), ASSOC_LEFT, 9, 0, true},
+ { "!=", 2, opid2('!','='), ASSOC_LEFT, 9, 0, true},
- { "==", 2, opid2('=','='), ASSOC_LEFT, 9, 0 },
- { "!=", 2, opid2('!','='), ASSOC_LEFT, 9, 0 },
+ { "&", 2, opid1('&'), ASSOC_LEFT, 8, 0, true},
- { "&", 2, opid1('&'), ASSOC_LEFT, 8, 0 },
+ { "^", 2, opid1('^'), ASSOC_LEFT, 7, 0, true},
- { "^", 2, opid1('^'), ASSOC_LEFT, 7, 0 },
+ { "|", 2, opid1('|'), ASSOC_LEFT, 6, 0, true},
- { "|", 2, opid1('|'), ASSOC_LEFT, 6, 0 },
+ { "&&", 2, opid2('&','&'), ASSOC_LEFT, 5, 0, true},
- { "&&", 2, opid2('&','&'), ASSOC_LEFT, 5, 0 },
+ { "||", 2, opid2('|','|'), ASSOC_LEFT, 4, 0, true},
- { "||", 2, opid2('|','|'), ASSOC_LEFT, 4, 0 },
+ { "?", 3, opid2('?',':'), ASSOC_RIGHT, 3, 0, true},
- { "?", 3, opid2('?',':'), ASSOC_RIGHT, 3, 0 },
+ { "=", 2, opid1('='), ASSOC_RIGHT, 2, 0, false},
+ { "+=", 2, opid2('+','='), ASSOC_RIGHT, 2, 0, false},
+ { "-=", 2, opid2('-','='), ASSOC_RIGHT, 2, 0, false},
+ { "*=", 2, opid2('*','='), ASSOC_RIGHT, 2, 0, false},
+ { "/=", 2, opid2('/','='), ASSOC_RIGHT, 2, 0, false},
+ { "%=", 2, opid2('%','='), ASSOC_RIGHT, 2, 0, false},
+ { ">>=", 2, opid3('>','>','='), ASSOC_RIGHT, 2, 0, false},
+ { "<<=", 2, opid3('<','<','='), ASSOC_RIGHT, 2, 0, false},
+ { "&=", 2, opid2('&','='), ASSOC_RIGHT, 2, 0, false},
+ { "^=", 2, opid2('^','='), ASSOC_RIGHT, 2, 0, false},
+ { "|=", 2, opid2('|','='), ASSOC_RIGHT, 2, 0, false},
- { "=", 2, opid1('='), ASSOC_RIGHT, 2, 0 },
- { "+=", 2, opid2('+','='), ASSOC_RIGHT, 2, 0 },
- { "-=", 2, opid2('-','='), ASSOC_RIGHT, 2, 0 },
- { "*=", 2, opid2('*','='), ASSOC_RIGHT, 2, 0 },
- { "/=", 2, opid2('/','='), ASSOC_RIGHT, 2, 0 },
- { "%=", 2, opid2('%','='), ASSOC_RIGHT, 2, 0 },
- { ">>=", 2, opid3('>','>','='), ASSOC_RIGHT, 2, 0 },
- { "<<=", 2, opid3('<','<','='), ASSOC_RIGHT, 2, 0 },
- { "&=", 2, opid2('&','='), ASSOC_RIGHT, 2, 0 },
- { "^=", 2, opid2('^','='), ASSOC_RIGHT, 2, 0 },
- { "|=", 2, opid2('|','='), ASSOC_RIGHT, 2, 0 },
- { "&~=", 2, opid3('&','~','='), ASSOC_RIGHT, 2, 0 },
+ { ":", 0, opid2(':','?'), ASSOC_RIGHT, 1, 0, false},
- { ":", 0, opid2(':','?'), ASSOC_RIGHT, 1, 0 },
-
- { ",", 2, opid1(','), ASSOC_LEFT, 0, 0 }
+ { ",", 2, opid1(','), ASSOC_LEFT, 0, 0, false}
};
-static const size_t c_operator_count = (sizeof(c_operators) / sizeof(c_operators[0]));
static const oper_info fte_operators[] = {
- { "(", 0, opid1('('), ASSOC_LEFT, 99, OP_PREFIX}, /* paren expression - non function call */
-
- { "++", 1, opid3('S','+','+'), ASSOC_LEFT, 15, OP_SUFFIX},
- { "--", 1, opid3('S','-','-'), ASSOC_LEFT, 15, OP_SUFFIX},
- { ".", 2, opid1('.'), ASSOC_LEFT, 15, 0 },
- { "(", 0, opid1('('), ASSOC_LEFT, 15, 0 }, /* function call */
- { "[", 2, opid1('['), ASSOC_LEFT, 15, 0 }, /* array subscript */
-
- { "!", 1, opid2('!', 'P'), ASSOC_RIGHT, 14, OP_PREFIX },
- { "+", 1, opid2('+','P'), ASSOC_RIGHT, 14, OP_PREFIX },
- { "-", 1, opid2('-','P'), ASSOC_RIGHT, 14, OP_PREFIX },
- { "++", 1, opid3('+','+','P'), ASSOC_RIGHT, 14, OP_PREFIX },
- { "--", 1, opid3('-','-','P'), ASSOC_RIGHT, 14, OP_PREFIX },
-
- { "*", 2, opid1('*'), ASSOC_LEFT, 13, 0 },
- { "/", 2, opid1('/'), ASSOC_LEFT, 13, 0 },
- { "&", 2, opid1('&'), ASSOC_LEFT, 13, 0 },
- { "|", 2, opid1('|'), ASSOC_LEFT, 13, 0 },
-
- { "+", 2, opid1('+'), ASSOC_LEFT, 12, 0 },
- { "-", 2, opid1('-'), ASSOC_LEFT, 12, 0 },
-
- { "<<", 2, opid2('<','<'), ASSOC_LEFT, 11, 0 },
- { ">>", 2, opid2('>','>'), ASSOC_LEFT, 11, 0 },
-
- { "<", 2, opid1('<'), ASSOC_LEFT, 10, 0 },
- { ">", 2, opid1('>'), ASSOC_LEFT, 10, 0 },
- { "<=", 2, opid2('<','='), ASSOC_LEFT, 10, 0 },
- { ">=", 2, opid2('>','='), ASSOC_LEFT, 10, 0 },
- { "==", 2, opid2('=','='), ASSOC_LEFT, 10, 0 },
- { "!=", 2, opid2('!','='), ASSOC_LEFT, 10, 0 },
-
- { "?", 3, opid2('?',':'), ASSOC_RIGHT, 9, 0 },
-
- { "=", 2, opid1('='), ASSOC_RIGHT, 8, 0 },
- { "+=", 2, opid2('+','='), ASSOC_RIGHT, 8, 0 },
- { "-=", 2, opid2('-','='), ASSOC_RIGHT, 8, 0 },
- { "*=", 2, opid2('*','='), ASSOC_RIGHT, 8, 0 },
- { "/=", 2, opid2('/','='), ASSOC_RIGHT, 8, 0 },
- { "%=", 2, opid2('%','='), ASSOC_RIGHT, 8, 0 },
- { "&=", 2, opid2('&','='), ASSOC_RIGHT, 8, 0 },
- { "|=", 2, opid2('|','='), ASSOC_RIGHT, 8, 0 },
- { "&~=", 2, opid3('&','~','='), ASSOC_RIGHT, 8, 0 },
-
- { "&&", 2, opid2('&','&'), ASSOC_LEFT, 5, 0 },
- { "||", 2, opid2('|','|'), ASSOC_LEFT, 5, 0 },
+ { "(", 0, opid1('('), ASSOC_LEFT, 99, OP_PREFIX, false}, /* paren expression - non function call */
+
+ { "++", 1, opid3('S','+','+'), ASSOC_LEFT, 15, OP_SUFFIX, false},
+ { "--", 1, opid3('S','-','-'), ASSOC_LEFT, 15, OP_SUFFIX, false},
+ { ".", 2, opid1('.'), ASSOC_LEFT, 15, 0, false},
+ { "(", 0, opid1('('), ASSOC_LEFT, 15, 0, false}, /* function call */
+ { "[", 2, opid1('['), ASSOC_LEFT, 15, 0, false}, /* array subscript */
+
+ { "!", 1, opid2('!','P'), ASSOC_RIGHT, 14, OP_PREFIX, true},
+ { "+", 1, opid2('+','P'), ASSOC_RIGHT, 14, OP_PREFIX, false},
+ { "-", 1, opid2('-','P'), ASSOC_RIGHT, 14, OP_PREFIX, true},
+ { "++", 1, opid3('+','+','P'), ASSOC_RIGHT, 14, OP_PREFIX, false},
+ { "--", 1, opid3('-','-','P'), ASSOC_RIGHT, 14, OP_PREFIX, false},
+
+ { "*", 2, opid1('*'), ASSOC_LEFT, 13, 0, true},
+ { "/", 2, opid1('/'), ASSOC_LEFT, 13, 0, true},
+ { "&", 2, opid1('&'), ASSOC_LEFT, 13, 0, true},
+ { "|", 2, opid1('|'), ASSOC_LEFT, 13, 0, true},
+
+ { "+", 2, opid1('+'), ASSOC_LEFT, 12, 0, true},
+ { "-", 2, opid1('-'), ASSOC_LEFT, 12, 0, true},
+
+ { "<<", 2, opid2('<','<'), ASSOC_LEFT, 11, 0, true},
+ { ">>", 2, opid2('>','>'), ASSOC_LEFT, 11, 0, true},
+
+ { "<", 2, opid1('<'), ASSOC_LEFT, 10, 0, false},
+ { ">", 2, opid1('>'), ASSOC_LEFT, 10, 0, false},
+ { "<=", 2, opid2('<','='), ASSOC_LEFT, 10, 0, false},
+ { ">=", 2, opid2('>','='), ASSOC_LEFT, 10, 0, false},
+ { "==", 2, opid2('=','='), ASSOC_LEFT, 10, 0, true},
+ { "!=", 2, opid2('!','='), ASSOC_LEFT, 10, 0, true},
+
+ { "?", 3, opid2('?',':'), ASSOC_RIGHT, 9, 0, true},
+
+ { "=", 2, opid1('='), ASSOC_RIGHT, 8, 0, false},
+ { "+=", 2, opid2('+','='), ASSOC_RIGHT, 8, 0, false},
+ { "-=", 2, opid2('-','='), ASSOC_RIGHT, 8, 0, false},
+ { "*=", 2, opid2('*','='), ASSOC_RIGHT, 8, 0, false},
+ { "/=", 2, opid2('/','='), ASSOC_RIGHT, 8, 0, false},
+ { "%=", 2, opid2('%','='), ASSOC_RIGHT, 8, 0, false},
+ { "&=", 2, opid2('&','='), ASSOC_RIGHT, 8, 0, false},
+ { "|=", 2, opid2('|','='), ASSOC_RIGHT, 8, 0, false},
+ { "&~=", 2, opid3('&','~','='), ASSOC_RIGHT, 8, 0, false},
+
+ { "&&", 2, opid2('&','&'), ASSOC_LEFT, 5, 0, true},
+ { "||", 2, opid2('|','|'), ASSOC_LEFT, 5, 0, true},
/* Leave precedence 3 for : with -fcorrect-ternary */
- { ",", 2, opid1(','), ASSOC_LEFT, 2, 0 },
- { ":", 0, opid2(':','?'), ASSOC_RIGHT, 1, 0 }
+ { ",", 2, opid1(','), ASSOC_LEFT, 2, 0, false},
+ { ":", 0, opid2(':','?'), ASSOC_RIGHT, 1, 0, false}
};
-static const size_t fte_operator_count = (sizeof(fte_operators) / sizeof(fte_operators[0]));
static const oper_info qcc_operators[] = {
- { "(", 0, opid1('('), ASSOC_LEFT, 99, OP_PREFIX}, /* paren expression - non function call */
-
- { ".", 2, opid1('.'), ASSOC_LEFT, 15, 0 },
- { "(", 0, opid1('('), ASSOC_LEFT, 15, 0 }, /* function call */
- { "[", 2, opid1('['), ASSOC_LEFT, 15, 0 }, /* array subscript */
-
- { "!", 1, opid2('!', 'P'), ASSOC_RIGHT, 14, OP_PREFIX },
- { "+", 1, opid2('+','P'), ASSOC_RIGHT, 14, OP_PREFIX },
- { "-", 1, opid2('-','P'), ASSOC_RIGHT, 14, OP_PREFIX },
-
- { "*", 2, opid1('*'), ASSOC_LEFT, 13, 0 },
- { "/", 2, opid1('/'), ASSOC_LEFT, 13, 0 },
- { "&", 2, opid1('&'), ASSOC_LEFT, 13, 0 },
- { "|", 2, opid1('|'), ASSOC_LEFT, 13, 0 },
-
- { "+", 2, opid1('+'), ASSOC_LEFT, 12, 0 },
- { "-", 2, opid1('-'), ASSOC_LEFT, 12, 0 },
-
- { "<", 2, opid1('<'), ASSOC_LEFT, 10, 0 },
- { ">", 2, opid1('>'), ASSOC_LEFT, 10, 0 },
- { "<=", 2, opid2('<','='), ASSOC_LEFT, 10, 0 },
- { ">=", 2, opid2('>','='), ASSOC_LEFT, 10, 0 },
- { "==", 2, opid2('=','='), ASSOC_LEFT, 10, 0 },
- { "!=", 2, opid2('!','='), ASSOC_LEFT, 10, 0 },
-
- { "=", 2, opid1('='), ASSOC_RIGHT, 8, 0 },
- { "+=", 2, opid2('+','='), ASSOC_RIGHT, 8, 0 },
- { "-=", 2, opid2('-','='), ASSOC_RIGHT, 8, 0 },
- { "*=", 2, opid2('*','='), ASSOC_RIGHT, 8, 0 },
- { "/=", 2, opid2('/','='), ASSOC_RIGHT, 8, 0 },
- { "%=", 2, opid2('%','='), ASSOC_RIGHT, 8, 0 },
- { "&=", 2, opid2('&','='), ASSOC_RIGHT, 8, 0 },
- { "|=", 2, opid2('|','='), ASSOC_RIGHT, 8, 0 },
-
- { "&&", 2, opid2('&','&'), ASSOC_LEFT, 5, 0 },
- { "||", 2, opid2('|','|'), ASSOC_LEFT, 5, 0 },
-
- { ",", 2, opid1(','), ASSOC_LEFT, 2, 0 },
+ { "(", 0, opid1('('), ASSOC_LEFT, 99, OP_PREFIX, false}, /* paren expression - non function call */
+
+ { ".", 2, opid1('.'), ASSOC_LEFT, 15, 0, false},
+ { "(", 0, opid1('('), ASSOC_LEFT, 15, 0, false}, /* function call */
+ { "[", 2, opid1('['), ASSOC_LEFT, 15, 0, false}, /* array subscript */
+
+ { "!", 1, opid2('!','P'), ASSOC_RIGHT, 14, OP_PREFIX, true},
+ { "+", 1, opid2('+','P'), ASSOC_RIGHT, 14, OP_PREFIX, false},
+ { "-", 1, opid2('-','P'), ASSOC_RIGHT, 14, OP_PREFIX, true},
+
+ { "*", 2, opid1('*'), ASSOC_LEFT, 13, 0, true},
+ { "/", 2, opid1('/'), ASSOC_LEFT, 13, 0, true},
+ { "&", 2, opid1('&'), ASSOC_LEFT, 13, 0, true},
+ { "|", 2, opid1('|'), ASSOC_LEFT, 13, 0, true},
+
+ { "+", 2, opid1('+'), ASSOC_LEFT, 12, 0, true},
+ { "-", 2, opid1('-'), ASSOC_LEFT, 12, 0, true},
+
+ { "<", 2, opid1('<'), ASSOC_LEFT, 10, 0, false},
+ { ">", 2, opid1('>'), ASSOC_LEFT, 10, 0, false},
+ { "<=", 2, opid2('<','='), ASSOC_LEFT, 10, 0, false},
+ { ">=", 2, opid2('>','='), ASSOC_LEFT, 10, 0, false},
+ { "==", 2, opid2('=','='), ASSOC_LEFT, 10, 0, true},
+ { "!=", 2, opid2('!','='), ASSOC_LEFT, 10, 0, true},
+
+ { "=", 2, opid1('='), ASSOC_RIGHT, 8, 0, false},
+ { "+=", 2, opid2('+','='), ASSOC_RIGHT, 8, 0, false},
+ { "-=", 2, opid2('-','='), ASSOC_RIGHT, 8, 0, false},
+ { "*=", 2, opid2('*','='), ASSOC_RIGHT, 8, 0, false},
+ { "/=", 2, opid2('/','='), ASSOC_RIGHT, 8, 0, false},
+ { "%=", 2, opid2('%','='), ASSOC_RIGHT, 8, 0, false},
+ { "&=", 2, opid2('&','='), ASSOC_RIGHT, 8, 0, false},
+ { "|=", 2, opid2('|','='), ASSOC_RIGHT, 8, 0, false},
+
+ { "&&", 2, opid2('&','&'), ASSOC_LEFT, 5, 0, true},
+ { "||", 2, opid2('|','|'), ASSOC_LEFT, 5, 0, true},
+
+ { ",", 2, opid1(','), ASSOC_LEFT, 2, 0, false},
};
-static const size_t qcc_operator_count = (sizeof(qcc_operators) / sizeof(qcc_operators[0]));
-
extern const oper_info *operators;
extern size_t operator_count;
-/*void lexerror(lex_file*, const char *fmt, ...);*/
#endif
projects / xonotic / gmqcc.git / blobdiff