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| 1 /* $Id: nasm-parser-struct.h 2277 2010-01-19 07:03:15Z peter $ |
| 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 |
| 30 typedef 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 |
| 43 typedef 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 |
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