X-Git-Url: https://git.xonotic.org/?a=blobdiff_plain;f=lexer.h;h=c84b2084ee57c0e854696b886b79f0132ce42d42;hb=5e4b8846d1838c6c0244646b2a3f81c94a647b13;hp=5e0d18cd40ffc29e61b2d3e8be89f4939d58a683;hpb=e2faedcca8d0cc6b2099cb5ff47da029efd7a2a6;p=xonotic%2Fgmqcc.git diff --git a/lexer.h b/lexer.h index 5e0d18c..c84b208 100644 --- a/lexer.h +++ b/lexer.h @@ -45,6 +45,8 @@ enum { TOKEN_KEYWORD, /* loop */ + TOKEN_DOTS, /* 3 dots, ... */ + TOKEN_STRINGCONST, /* not the typename but an actual "string" */ TOKEN_CHARCONST, TOKEN_VECTORCONST, @@ -66,6 +68,7 @@ static const char *_tokennames[] = { "TOKEN_TYPENAME", "TOKEN_OPERATOR", "TOKEN_KEYWORD", + "TOKEN_DOTS", "TOKEN_STRINGCONST", "TOKEN_CHARCONST", "TOKEN_VECTORCONST", @@ -95,6 +98,8 @@ typedef struct { char peek[256]; size_t peekpos; + bool eof; + token *tok; struct { @@ -111,6 +116,7 @@ MEM_VECTOR_PROTO(lex_file, char, token); lex_file* lex_open (const char *file); void lex_close(lex_file *lex); int lex_do (lex_file *lex); +void lex_cleanup(void); /* Parser * @@ -137,7 +143,7 @@ typedef struct { #define opid2(a,b) ((a<<8)|b) #define opid3(a,b,c) ((a<<16)|(b<<8)|c) -static const oper_info operators[] = { +static const oper_info c_operators[] = { { "(", 0, opid1('('), ASSOC_LEFT, 99, OP_PREFIX}, /* paren expression - non function call */ { "++", 1, opid3('S','+','+'), ASSOC_LEFT, 16, OP_SUFFIX}, @@ -198,7 +204,51 @@ static const oper_info operators[] = { { ",", 2, opid1(','), ASSOC_LEFT, 1, 0 } }; -static const size_t operator_count = (sizeof(operators) / sizeof(operators[0])); +static const size_t c_operator_count = (sizeof(c_operators) / sizeof(c_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 */ + + { "!", 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, 1, 0 } +}; +static const size_t qcc_operator_count = (sizeof(qcc_operators) / sizeof(qcc_operators[0])); + +extern const oper_info *operators; +extern size_t operator_count; typedef struct {