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323
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1 /*
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2 lwasm.h
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3
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4 Copyright © 2010 William Astle
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5
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6 This file is part of LWTOOLS.
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7
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8 LWTOOLS is free software: you can redistribute it and/or modify it under the
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9 terms of the GNU General Public License as published by the Free Software
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10 Foundation, either version 3 of the License, or (at your option) any later
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11 version.
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12
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13 This program is distributed in the hope that it will be useful, but WITHOUT
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14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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16 more details.
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17
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18 You should have received a copy of the GNU General Public License along with
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19 this program. If not, see <http://www.gnu.org/licenses/>.
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20 */
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21
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22 #ifndef ___lwasm_h_seen___
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23 #define ___lwasm_h_seen___
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24
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337
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25 #include <lw_expr.h>
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324
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26 #include <lw_stringlist.h>
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329
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27 #include <lw_stack.h>
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324
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28
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337
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29 enum
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30 {
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31 lwasm_expr_linelen = 1
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32 };
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33
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323
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34 enum lwasm_output_e
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35 {
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36 OUTPUT_DECB = 0, // DECB multirecord format
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37 OUTPUT_RAW, // raw sequence of bytes
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38 OUTPUT_OBJ, // proprietary object file format
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39 OUTPUT_RAWREL, // raw bytes where ORG causes a SEEK in the file
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40 OUTPUT_OS9 // os9 module target
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41 };
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42
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43 enum lwasm_target_e
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44 {
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45 TARGET_6309 = 0, // target 6309 CPU
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46 TARGET_6809 // target 6809 CPU (no 6309 ops)
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47 };
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48
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325
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49 enum lwasm_flags_e
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50 {
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51 FLAG_NONE = 0,
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52 FLAG_LIST = 0x0001,
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53 FLAG_DEPEND = 0x0002
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54 };
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55
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56 enum lwasm_pragmas_e
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57 {
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58 PRAGMA_NONE = 0, // no pragmas in effect
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59 PRAGMA_DOLLARNOTLOCAL = 0x0001, // dollar sign does not make a symbol local
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60 PRAGMA_NOINDEX0TONONE = 0x0002, // do not change implicit 0,R to ,R
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61 PRAGMA_UNDEFEXTERN = 0x0004, // undefined symbols are considered to be external
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62 PRAGMA_CESCAPES = 0x0008, // allow C style escapes in fcc, fcs, fcn, etc.
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63 PRAGMA_IMPORTUNDEFEXPORT = 0x0010 // imports symbol if undefined upon export
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64 };
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65
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337
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66 typedef struct line_s line_t;
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67 struct line_s
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68 {
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69 lw_expr_t addr; // assembly address of the line
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70 int len; // the "size" this line occupies (address space wise) (-1 if unknown)
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71 int insn; // number of insn in insn table
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72 line_t *prev;
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73 line_t *next;
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74 };
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75
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323
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76 typedef struct
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77 {
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324
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78 int output_format; // output format
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79 int target; // assembly target
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80 int debug_level; // level of debugging requested
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325
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81 int flags; // assembly flags
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82 int pragmas; // pragmas currently in effect
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83
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337
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84 line_t *line_head; // start of lines list
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85 line_t *line_tail; // tail of lines list
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86
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325
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87 char *list_file; // name of file to list to
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88 char *output_file; // output file name
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324
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89 lw_stringlist_t input_files; // files to assemble
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330
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90 void *input_data; // opaque data used by the input system
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325
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91 lw_stringlist_t include_list; // include paths
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329
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92 lw_stack_t file_dir; // stack of the "current file" dir
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323
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93 } asmstate_t;
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94
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324
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95 #endif /* ___lwasm_h_seen___ */
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