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annotate lwasm/lwasm.h @ 502:14a40f8bb4eb
Add various operators to lwcc
Add various binary and ternary operators to lwcc, but only those which can
work with constant operands. Seems like variables are probably required
next.
author | William Astle <lost@l-w.ca> |
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date | Wed, 25 Sep 2019 20:23:49 -0600 |
parents | 7fbf3171ca15 |
children | bab891d85a53 |
rev | line source |
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0
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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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25 #ifdef _MSC_VER |
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26 #include <lw_win.h> // windows build |
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27 #endif |
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28 |
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29 #include <lw_expr.h> |
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30 #include <lw_stringlist.h> |
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31 #include <lw_stack.h> |
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32 |
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33 #include <version.h> |
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34 |
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35 // these are allowed chars BELOW 0x80 for symbols |
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36 // first is symbol start chars, second is anywhere in symbol |
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37 #define SSYMCHARS "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz_@$" |
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38 #define SYMCHARS SSYMCHARS ".?0123456789" |
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39 |
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40 typedef struct asmstate_s asmstate_t; |
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41 |
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42 enum |
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43 { |
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44 lwasm_expr_linelen = 1, // length of ref'd line |
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45 lwasm_expr_lineaddr = 2, // addr of ref'd line |
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46 lwasm_expr_nextbp = 3, // next branch point |
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47 lwasm_expr_prevbp = 4, // previous branch point |
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48 lwasm_expr_syment = 5, // symbol table entry |
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49 lwasm_expr_import = 6, // symbol import entry |
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50 lwasm_expr_secbase = 7, // section base address |
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51 lwasm_expr_linedaddr = 8, // data address of the line |
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52 lwasm_expr_linedlen = 9 // data length of the line |
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53 }; |
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54 |
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55 enum lwasm_output_e |
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56 { |
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57 OUTPUT_DECB = 0, // DECB multirecord format |
406 | 58 OUTPUT_BASIC, // Color BASIC program |
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59 OUTPUT_RAW, // raw sequence of bytes |
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60 OUTPUT_OBJ, // proprietary object file format |
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61 OUTPUT_RAWREL, // raw bytes where ORG causes a SEEK in the file |
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62 OUTPUT_OS9, // os9 module target |
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63 OUTPUT_SREC, // motorola SREC format |
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64 OUTPUT_IHEX, // intel hex format |
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65 OUTPUT_HEX, // generic hexadecimal format |
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66 OUTPUT_LWMOD // special module format for LW |
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67 }; |
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68 |
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69 enum lwasm_flags_e |
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70 { |
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71 FLAG_LIST = 0x0001, |
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72 FLAG_DEPEND = 0x0002, |
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73 FLAG_SYMBOLS = 0x004, |
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74 FLAG_DEPENDNOERR = 0x0008, |
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75 FLAG_UNICORNS = 0x0010, |
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76 FLAG_MAP = 0x0020, |
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77 FLAG_SYMBOLS_NOLOCALS = 0x0040, |
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78 FLAG_NOOUT = 0x80, |
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79 FLAG_SYMDUMP = 0x100, |
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80 FLAG_NONE = 0 |
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81 }; |
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82 |
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83 enum lwasm_pragmas_e |
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84 { |
375 | 85 PRAGMA_NONE = 0, // no pragmas in effect |
86 PRAGMA_DOLLARNOTLOCAL = 1 << 0, // dollar sign does not make a symbol local | |
87 PRAGMA_NOINDEX0TONONE = 1 << 1, // do not change implicit 0,R to ,R | |
88 PRAGMA_UNDEFEXTERN = 1 << 2, // undefined symbols are considered to be external | |
89 PRAGMA_CESCAPES = 1 << 3, // allow C style escapes in fcc, fcs, fcn, etc. | |
90 PRAGMA_IMPORTUNDEFEXPORT = 1 << 4, // imports symbol if undefined upon export | |
91 PRAGMA_PCASPCR = 1 << 5, // treats ,PC as ,PCR instead of constant offset | |
92 PRAGMA_SHADOW = 1 << 6, // allow macros to shadow builtin operations | |
93 PRAGMA_NOLIST = 1 << 7, // don't show line in listing | |
94 PRAGMA_AUTOBRANCHLENGTH = 1 << 8, // automatically select proper length for relative branches | |
95 PRAGMA_EXPORT = 1 << 9, // export symbols by default, unless local | |
96 PRAGMA_SYMBOLNOCASE = 1 << 10, // symbols defined under this pragma are matched case insensitively | |
97 PRAGMA_CONDUNDEFZERO = 1 << 11, // treat undefined symbols as zero in conditionals during pass 1 | |
98 PRAGMA_6800COMPAT = 1 << 12, // enable 6800 compatibility opcodes | |
99 PRAGMA_FORWARDREFMAX = 1 << 13, // force incomplete references on pass 1 to maximum mode | |
100 PRAGMA_6809 = 1 << 14, // 6809/6309 assembly mode | |
376 | 101 PRAGMA_TESTMODE = 1 << 15, // enable test mode (for internal unit testing) |
102 PRAGMA_C = 1 << 16, // enable cycle counts | |
103 PRAGMA_CD = 1 << 17, // enable detailed cycle count | |
104 PRAGMA_CT = 1 << 18, // enable cycle count running total | |
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105 PRAGMA_CC = 1 << 19, // clear cycle count running total |
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106 PRAGMA_QRTS = 1 << 20, // enable BRA ?RTS support |
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107 PRAGMA_M80EXT = 1 << 21, // enable Macro-80C assembler extensions |
385 | 108 PRAGMA_6809CONV = 1 << 22, // enable 6809 convenience ops |
109 PRAGMA_6309CONV = 1 << 23, // enable 6309 convenience ops | |
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110 PRAGMA_NEWSOURCE = 1 << 24, // don't use compatibility source format |
455 | 111 PRAGMA_OPERANDSIZE = 1 << 25, // warn if operand size is bigger than required |
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112 PRAGMA_EMUEXT = 1 << 26, // enable emulator extensions |
473 | 113 PRAGMA_NOOUTPUT = 1 << 27, // disable object code output |
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114 PRAGMA_NOEXPANDCOND = 1 << 28, // hide conditionals and skipped output in listings |
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115 PRAGMA_CLEARBIT = 1 << 31 // reserved to indicate negated pragma flag status |
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116 }; |
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117 |
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118 enum |
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119 { |
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120 section_flag_bss = 1, // BSS section |
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121 section_flag_constant = 2, // constants - no base offset |
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122 section_flag_none = 0 // no flags |
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123 }; |
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124 |
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125 typedef struct reloctab_s reloctab_t; |
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126 struct reloctab_s |
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127 { |
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128 lw_expr_t offset; // offset of relocation |
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129 int size; // size of relocation |
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130 lw_expr_t expr; // relocation expression |
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131 reloctab_t *next; |
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132 }; |
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133 |
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134 typedef struct sectiontab_s sectiontab_t; |
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135 struct sectiontab_s |
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136 { |
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137 char *name; // section name |
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138 int flags; // section flags; |
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139 lw_expr_t offset; // offset for next instance |
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140 int oblen; // size of section output |
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141 int obsize; // size of output buffer |
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142 int tbase; // temporary base value for resolution |
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143 unsigned char *obytes; // output buffer |
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144 reloctab_t *reloctab; // table of relocations |
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145 sectiontab_t *next; |
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146 }; |
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147 |
375 | 148 typedef enum |
149 { | |
150 TF_EMIT = 1, | |
151 TF_ERROR = 2 | |
152 } lwasm_testflags_t; | |
153 | |
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154 typedef enum |
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155 { |
375 | 156 E_6309_INVALID = 1, |
157 E_6809_INVALID = 2, | |
158 E_ALIGNMENT_INVALID = 3, | |
159 E_BITNUMBER_UNRESOLVED = 4, | |
160 E_BITNUMBER_INVALID = 5, | |
161 E_BYTE_OVERFLOW = 6, | |
162 E_CONDITION_P1 = 7, | |
163 E_DIRECTIVE_OS9_ONLY = 8, | |
164 E_DIV0 = 9, | |
165 E_EXEC_ADDRESS = 10, | |
166 E_FILL_INVALID = 11, | |
167 E_IMMEDIATE_INVALID = 12, | |
168 E_IMMEDIATE_UNRESOLVED = 13, | |
169 E_EXPRESSION_BAD = 14, | |
170 E_EXPRESSION_NOT_CONST = 15, | |
171 E_EXPRESSION_NOT_RESOLVED = 16, | |
172 E_FILE_OPEN = 17, | |
173 E_FILENAME_MISSING = 18, | |
174 E_INSTRUCTION_FAILED = 19, | |
175 E_INSTRUCTION_SECTION = 20, | |
176 E_LINE_ADDRESS = 21, | |
177 E_LINED_ADDRESS = 22, | |
178 E_MACRO_DUPE = 23, | |
179 E_MACRO_ENDM = 24, | |
180 E_MACRO_NONAME = 25, | |
181 E_MACRO_RECURSE = 26, | |
182 E_MODULE_IN = 27, | |
183 E_MODULE_NOTIN = 28, | |
184 E_NEGATIVE_BLOCKSIZE = 29, | |
185 E_NEGATIVE_RESERVATION = 30, | |
186 E_NW_8 = 31, | |
187 E_OPCODE_BAD = 32, | |
188 E_OPERAND_BAD = 33, | |
189 E_OBJTARGET_ONLY = 34, | |
190 E_PADDING_BAD = 35, | |
191 E_PRAGMA_UNRECOGNIZED = 36, | |
192 E_REGISTER_BAD = 37, | |
193 E_SECTION_END = 38, | |
194 E_SECTION_EXTDEP = 39, | |
195 E_SECTION_FLAG = 40, | |
196 E_SECTION_NAME = 41, | |
197 E_SECTION_TARGET = 42, | |
198 E_SETDP_INVALID = 43, | |
199 E_SETDP_NOT_CONST = 44, | |
200 E_STRING_BAD = 45, | |
201 E_STRUCT_DUPE = 46, | |
202 E_STRUCT_NONAME = 47, | |
203 E_STRUCT_NOSYMBOL = 48, | |
204 E_STRUCT_RECURSE = 49, | |
205 E_SYMBOL_BAD = 50, | |
206 E_SYMBOL_DUPE = 51, | |
207 E_SYMBOL_MISSING = 52, | |
208 E_SYMBOL_UNDEFINED = 53, | |
209 E_SYMBOL_UNDEFINED_EXPORT = 54, | |
210 E_UNKNOWN_OPERATION = 55, | |
211 E_USER_SPECIFIED = 56, | |
382 | 212 E_ORG_NOT_FOUND = 57, |
432
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213 E_COMPLEX_INCOMPLETE = 58, |
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214 E_ILL5 = 59, |
432
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215 |
370
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216 /* warnings must be 1000 or greater */ |
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217 |
375 | 218 W_DUPLICATE_SECTION = 1000, |
219 W_ENDSTRUCT_WITHOUT = 1001, | |
220 W_NOT_SUPPORTED = 1002, | |
455 | 221 W_USER_SPECIFIED = 1003, |
222 W_OPERAND_SIZE = 1004 | |
370
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223 } lwasm_errorcode_t; |
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224 |
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225 typedef struct lwasm_error_s lwasm_error_t; |
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226 struct lwasm_error_s |
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227 { |
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228 lwasm_errorcode_t code; // error code |
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229 char *mess; // actual error message |
226
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230 int charpos; // character position on line where parsing stopped |
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231 lwasm_error_t *next; // ptr to next error |
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232 }; |
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233 |
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234 struct line_expr_s |
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235 { |
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236 lw_expr_t expr; |
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237 int id; |
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238 struct line_expr_s *next; |
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239 }; |
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240 |
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241 typedef struct line_s line_t; |
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242 |
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243 typedef struct exportlist_s exportlist_t; |
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244 struct exportlist_s |
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245 { |
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246 char *symbol; // symbol to export |
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247 struct symtabe *se; // symbol table entry |
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248 line_t *line; // line the export is on |
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249 exportlist_t *next; // next in the export list |
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250 }; |
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251 |
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252 typedef struct importlist_s importlist_t; |
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253 struct importlist_s |
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254 { |
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255 char *symbol; // symbol to import |
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256 importlist_t *next; // next in the import list |
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257 }; |
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258 |
376 | 259 typedef enum |
260 { | |
261 CYCLE_ADJ = 1, | |
262 CYCLE_ESTIMATED = 2 | |
263 } cycle_flags; | |
264 | |
0
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265 struct line_s |
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266 { |
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267 lw_expr_t addr; // assembly address of the line |
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268 lw_expr_t daddr; // data address of the line (os9 only) |
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269 int len; // the "size" this line occupies (address space wise) (-1 if unknown) |
142
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270 int dlen; // the data "size" this line occupies (-1 if unknown) |
241
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271 int minlen; // minimum length |
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272 int maxlen; // maximum length |
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273 int insn; // number of insn in insn table |
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274 int symset; // set if the line symbol was consumed by the instruction |
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275 char *sym; // symbol, if any, on the line |
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276 unsigned char *output; // output bytes |
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277 int outputl; // size of output |
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278 int outputbl; // size of output buffer |
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279 int dpval; // direct page value |
376 | 280 int cycle_base; // base instruction cycle count |
281 int cycle_adj; // cycle adjustment | |
282 int cycle_flags; // cycle flags | |
380
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283 int genmode; // generation mode (insn_parse_gen0/8/16) |
381
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284 int fcc_extras; // fcc extra bytes |
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285 lwasm_error_t *err; // list of errors |
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286 lwasm_error_t *warn; // list of errors |
375 | 287 lwasm_errorcode_t err_testmode; // error code in testmode |
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288 line_t *prev; // previous line |
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289 line_t *next; // next line |
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290 int inmod; // inside a module? |
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291 sectiontab_t *csect; // which section are we in? |
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292 struct line_expr_s *exprs; // expressions used during parsing |
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293 char *lstr; // string passed forward |
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294 int pb; // pass forward post byte |
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295 int lint; // pass forward integer |
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296 int lint2; // another pass forward integer |
377
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297 int conditional_return; // for ?RTS handling (1 if RTS follows) |
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298 asmstate_t *as; // assembler state data ptr |
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299 int pragmas; // pragmas in effect for the line |
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300 int context; // the symbol context number |
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301 char *ltext; // line number |
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302 char *linespec; // line spec |
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303 int lineno; // line number |
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304 int soff; // struct offset (for listings) |
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305 int dshow; // data value to show (for listings) |
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306 int dsize; // set to 1 for 8 bit dshow value |
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307 int isbrpt; // set to 1 if this line is a branch point |
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308 struct symtabe *dptr; // symbol value to display |
49
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309 |
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310 int noexpand_start; // start of a no-expand block |
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311 int noexpand_end; // end of a no-expand block |
219 | 312 int hideline; // set if we're going to hide this line on output |
474
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Add "noexpandcond" pragma (cleans up listings)
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313 int hidecond; // set if we're going to hide this line due to condition hiding |
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parents:
diff
changeset
|
314 }; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
315 |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
316 enum |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
317 { |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
318 symbol_flag_set = 1, // symbol was used with "set" |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
319 symbol_flag_nocheck = 2, // do not check symbol characters |
81
428068681cbf
Added nolist pragma to suppress listing output of non-code generating lines
Lost Wizard (lost@starbug3)
parents:
73
diff
changeset
|
320 symbol_flag_nolist = 4, // no not show symbol in symbol table |
207
07e1fac76321
Added pragma to allow non case sensitive symbols
William Astle <lost@l-w.ca>
parents:
206
diff
changeset
|
321 symbol_flag_nocase = 8, // do not match case of symbol |
0
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
322 symbol_flag_none = 0 // no flags |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
323 }; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
324 |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
325 struct symtabe |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
326 { |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
327 char *symbol; // the name of the symbol |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
328 int context; // symbol context (-1 for global) |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
329 int version; // version of the symbol (for "set") |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
330 int flags; // flags for the symbol |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
331 sectiontab_t *section; // section the symbol is defined in |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
332 lw_expr_t value; // symbol value |
195
17bd59f045af
Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents:
156
diff
changeset
|
333 struct symtabe *left; // left subtree pointer |
17bd59f045af
Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents:
156
diff
changeset
|
334 struct symtabe *right; // right subtree pointer |
17bd59f045af
Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents:
156
diff
changeset
|
335 struct symtabe *nextver; // next lower version |
0
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
336 }; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
337 |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
338 typedef struct |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
339 { |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
340 struct symtabe *head; // start of symbol table |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
341 } symtab_t; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
342 |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
343 typedef struct macrotab_s macrotab_t; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
344 struct macrotab_s |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
345 { |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
346 char *name; // name of macro |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
347 char **lines; // macro lines |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
348 int numlines; // number lines in macro |
49
bd8b3fbd1e28
Added ability to flag macros as "noexpand" so they are not expanded in the listing
lost@l-w.ca
parents:
2
diff
changeset
|
349 int flags; // flags for the macro |
0
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
350 macrotab_t *next; // next macro in list |
222
03f7192fcd20
Add --unicorns option for IDE integration
William Astle <lost@l-w.ca>
parents:
219
diff
changeset
|
351 line_t *definedat; // the line where the macro definition starts |
0
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
352 }; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
353 |
49
bd8b3fbd1e28
Added ability to flag macros as "noexpand" so they are not expanded in the listing
lost@l-w.ca
parents:
2
diff
changeset
|
354 enum |
bd8b3fbd1e28
Added ability to flag macros as "noexpand" so they are not expanded in the listing
lost@l-w.ca
parents:
2
diff
changeset
|
355 { |
bd8b3fbd1e28
Added ability to flag macros as "noexpand" so they are not expanded in the listing
lost@l-w.ca
parents:
2
diff
changeset
|
356 macro_noexpand = 1 // set to not expland the macro by default in listing |
bd8b3fbd1e28
Added ability to flag macros as "noexpand" so they are not expanded in the listing
lost@l-w.ca
parents:
2
diff
changeset
|
357 }; |
bd8b3fbd1e28
Added ability to flag macros as "noexpand" so they are not expanded in the listing
lost@l-w.ca
parents:
2
diff
changeset
|
358 |
0
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
359 typedef struct structtab_s structtab_t; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
360 typedef struct structtab_field_s structtab_field_t; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
361 |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
362 struct structtab_field_s |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
363 { |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
364 char *name; // structure field name - NULL for anonymous |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
365 int size; // structure field size |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
366 structtab_t *substruct; // sub structure if there is one |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
367 structtab_field_t *next; // next field entry |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
368 }; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
369 |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
370 struct structtab_s |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
371 { |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
372 char *name; // name of structure |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
373 int size; // number of bytes taken by struct |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
374 structtab_field_t *fields; // fields in the structure |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
375 structtab_t *next; // next structure |
223
211fc8038b8d
More unicorn stuff - structs and macros
William Astle <lost@l-w.ca>
parents:
222
diff
changeset
|
376 line_t *definedat; // line where structure is defined |
0
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
377 }; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
378 |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
379 struct asmstate_s |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
380 { |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
381 int output_format; // output format |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
382 int debug_level; // level of debugging requested |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
383 FILE *debug_file; // FILE * to output debug messages to |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
384 int flags; // assembly flags |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
385 int pragmas; // pragmas currently in effect |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
386 int errorcount; // number of errors encountered |
209 | 387 int warningcount; // number of warnings issued |
375 | 388 int testmode_errorcount; // number of errors in testmode |
0
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
389 int inmacro; // are we in a macro? |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
390 int instruct; // are w in a structure? |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
391 int skipcond; // skipping a condition? |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
392 int skipcount; // depth of "skipping" |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
393 int skipmacro; // are we skipping in a macro? |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
394 int endseen; // have we seen an "end" pseudo? |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
395 int execaddr; // address from "end" |
432
58cafa61ab40
Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents:
406
diff
changeset
|
396 lw_expr_t execaddr_expr; // address from "end" but as an expression |
0
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
397 int inmod; // inside an os9 module? |
210 | 398 int undefzero; // used for handling "condundefzero" |
211
6f2e18f1fe67
Improve autobranchlength pragma
William Astle <lost@l-w.ca>
parents:
210
diff
changeset
|
399 int pretendmax; // set if we need to pretend the instruction is max length |
0
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
400 unsigned char crc[3]; // crc accumulator |
376 | 401 int cycle_total; // cycle count accumulator |
0
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
402 int badsymerr; // throw error on undef sym if set |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
403 |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
404 line_t *line_head; // start of lines list |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
405 line_t *line_tail; // tail of lines list |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
406 |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
407 line_t *cl; // current line pointer |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
408 |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
409 sectiontab_t *csect; // current section |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
410 |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
411 int context; // the current "context" |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
412 int nextcontext; // the next available context |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
413 |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
414 symtab_t symtab; // meta data for the symbol table |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
415 macrotab_t *macros; // macro table |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
416 sectiontab_t *sections; // section table |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
417 exportlist_t *exportlist; // list of exported symbols |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
418 importlist_t *importlist; // list of imported symbols |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
419 char *list_file; // name of file to list to |
487
7fbf3171ca15
Add symbol table dump in assembly format
William Astle <lost@l-w.ca>
parents:
484
diff
changeset
|
420 char *symbol_dump_file; // name of file to dump symbol table to |
390
1ebb5a0b2874
Add option to specify tab width in listing
William Astle <lost@l-w.ca>
parents:
386
diff
changeset
|
421 int tabwidth; // tab width in list file |
365
3f8abaac214c
Add map file output and option to suppress local symbols in listings
William Astle <lost@l-w.ca>
parents:
361
diff
changeset
|
422 char *map_file; // name of map file |
0
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
423 char *output_file; // output file name |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
424 lw_stringlist_t input_files; // files to assemble |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
425 void *input_data; // opaque data used by the input system |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
426 lw_stringlist_t include_list; // include paths |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
427 lw_stack_t file_dir; // stack of the "current file" dir |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
428 lw_stack_t includelist; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
429 |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
430 structtab_t *structs; // defined structures |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
431 structtab_t *cstruct; // current structure |
61
ccaecdff3fc2
Make structure definitions not affect current assembly address and fix up cosmetic offset display in listings
lost@l-w.ca
parents:
53
diff
changeset
|
432 lw_expr_t savedaddr; // old address counter before struct started |
0
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
433 int exportcheck; // set if we need to collapse out the section base to 0 |
70
ceab04fd2969
Fixed premature installation of external reference under UNDEFEXTERN pragma; should not resolve to external references until after the initial parsing pass
lost@l-w.ca
parents:
61
diff
changeset
|
434 int passno; // set to the current pass number |
219 | 435 int preprocess; // set if we are prepocessing |
436 int fileerr; // flags error opening file | |
366
433dbc18fb41
Make byte overflow detection for 8 bit immediate not fail with COM operator
William Astle <lost@l-w.ca>
parents:
365
diff
changeset
|
437 int exprwidth; // the bit width of the expression being evaluated |
442
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438 int listnofile; // nonzero to suppress printing file name in listings |
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439 }; |
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440 |
374 | 441 struct symtabe *register_symbol(asmstate_t *as, line_t *cl, char *sym, lw_expr_t value, int flags); |
442 struct symtabe *lookup_symbol(asmstate_t *as, line_t *cl, char *sym); | |
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443 |
384
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444 int parse_pragma_helper(char *p); |
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445 |
376 | 446 int lwasm_cycle_calc_ind(line_t *cl); |
447 int lwasm_cycle_calc_rlist(line_t *cl); | |
448 void lwasm_cycle_update_count(line_t *cl, int opc); | |
449 | |
375 | 450 void lwasm_parse_testmode_comment(line_t *cl, lwasm_testflags_t *flags, lwasm_errorcode_t *err, int *len, char **buf); |
451 void lwasm_error_testmode(line_t *cl, const char* msg, int fatal); | |
452 | |
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453 void lwasm_register_error(asmstate_t *as, line_t *cl, lwasm_errorcode_t err); |
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454 void lwasm_register_error2(asmstate_t *as, line_t *cl, lwasm_errorcode_t err, const char* fmt, ...); |
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455 |
374 | 456 int lwasm_next_context(asmstate_t *as); |
457 void lwasm_emit(line_t *cl, int byte); | |
458 void lwasm_emitop(line_t *cl, int opc); | |
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459 |
374 | 460 void lwasm_save_expr(line_t *cl, int id, lw_expr_t expr); |
461 lw_expr_t lwasm_fetch_expr(line_t *cl, int id); | |
462 lw_expr_t lwasm_parse_expr(asmstate_t *as, char **p); | |
463 int lwasm_emitexpr(line_t *cl, lw_expr_t expr, int s); | |
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464 |
399
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465 void skip_operand_real(line_t *l, char **p); |
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466 /* this macro can only be used where "l" is the current line pointer */ |
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467 #define skip_operand(p) skip_operand_real(l, p) |
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468 |
374 | 469 int lwasm_lookupreg2(const char *rlist, char **p); |
470 int lwasm_lookupreg3(const char *rlist, char **p); | |
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471 |
374 | 472 void lwasm_show_errors(asmstate_t *as); |
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473 |
374 | 474 int lwasm_reduce_expr(asmstate_t *as, lw_expr_t expr); |
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475 |
374 | 476 lw_expr_t lwasm_parse_cond(asmstate_t *as, char **p); |
241
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477 |
374 | 478 int lwasm_calculate_range(asmstate_t *as, lw_expr_t expr, int *min, int *max); |
336
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479 |
374 | 480 void lwasm_reduce_line_exprs(line_t *cl); |
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481 |
338
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482 #ifdef LWASM_NODEBUG |
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483 #define debug_message(...) |
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484 #define dump_state(...) |
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485 #else |
374 | 486 void real_debug_message(asmstate_t *as, int level, const char *fmt, ...); |
487 void dump_state(asmstate_t *as); | |
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488 |
338
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489 #define debug_message(as,level,...) do { asmstate_t *ras = (as); int rlevel = (level); if (ras->debug_level >= rlevel) { real_debug_message(ras, rlevel, __VA_ARGS__); } } while (0) |
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490 #endif |
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491 |
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492 #define OPLEN(op) (((op)>0xFF)?2:1) |
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493 #define CURPRAGMA(l,p) (((l) && ((l)->pragmas & (p))) ? 1 : 0) |
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494 |
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495 /* some functions for parsing */ |
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496 /* skip to the start of the next token if the current parsing mode allows it */ |
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497 void lwasm_skip_to_next_token(line_t *cl, char **p); |
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498 |
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499 #endif /* ___lwasm_h_seen___ */ |