1/* 2 * NASM-compatible parser struct header file 3 * 4 * Copyright (C) 2002-2007 Peter Johnson 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND OTHER CONTRIBUTORS ``AS IS'' 16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR OTHER CONTRIBUTORS BE 19 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 20 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 21 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 24 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 25 * POSSIBILITY OF SUCH DAMAGE. 26 */ 27#ifndef YASM_NASM_PARSER_STRUCT_H 28#define YASM_NASM_PARSER_STRUCT_H 29 30typedef union { 31 unsigned int int_info; 32 char *str_val; 33 yasm_intnum *intn; 34 yasm_floatnum *flt; 35 yasm_bytecode *bc; 36 uintptr_t arch_data; 37 struct { 38 char *contents; 39 size_t len; 40 } str; 41} nasm_yystype; 42 43typedef struct yasm_parser_nasm { 44 int tasm; 45 int masm; 46 47 /*@only@*/ yasm_object *object; 48 49 /* last "base" label for local (.) labels */ 50 /*@null@*/ char *locallabel_base; 51 size_t locallabel_base_len; 52 53 /*@dependent@*/ yasm_preproc *preproc; 54 /*@dependent@*/ yasm_errwarns *errwarns; 55 56 /*@dependent@*/ yasm_linemap *linemap; 57 58 /*@null@*/ yasm_bytecode *prev_bc; 59 60 int save_input; 61 62 yasm_scanner s; 63 int state; 64 65 int token; /* enum tokentype or any character */ 66 nasm_yystype tokval; 67 char tokch; /* first character of token */ 68 69 /* one token of lookahead; used sparingly */ 70 int peek_token; /* NONE if none */ 71 nasm_yystype peek_tokval; 72 char peek_tokch; 73 74 /* Starting point of the absolute section. NULL if not in an absolute 75 * section. 76 */ 77 /*@null@*/ yasm_expr *absstart; 78 79 /* Current location inside an absolute section (including the start). 80 * NULL if not in an absolute section. 81 */ 82 /*@null@*/ yasm_expr *abspos; 83} yasm_parser_nasm; 84 85#endif 86