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| 1 : | anton | 1.1 | \ DEBUG.FS Debugger 12jun93jaw |
| 2 : | |||
| 3 : | decimal | ||
| 4 : | |||
| 5 : | VARIABLE IP \ istruction pointer for debugger | ||
| 6 : | |||
| 7 : | \ Formated debugger words 12jun93jaw | ||
| 8 : | |||
| 9 : | false [IF] | ||
| 10 : | |||
| 11 : | Color: Men# | ||
| 12 : | <A red >b yellow >f bold A> Men# CT! | ||
| 13 : | |||
| 14 : | CREATE D-LineIP 80 cells allot | ||
| 15 : | CREATE D-XPos 300 chars allot align | ||
| 16 : | CREATE D-LineA 80 cells allot | ||
| 17 : | VARIABLE ^LineA | ||
| 18 : | |||
| 19 : | VARIABLE D-Lines | ||
| 20 : | VARIABLE D-Line | ||
| 21 : | VARIABLE D-MaxLines 10 D-MaxLines ! | ||
| 22 : | VARIABLE D-Bugline | ||
| 23 : | |||
| 24 : | : WatcherInit | ||
| 25 : | D-MaxLines @ 3 + YPos ! 0 D-Line ! ; | ||
| 26 : | |||
| 27 : | : (lines) | ||
| 28 : | 1 cells ^LineA +! | ||
| 29 : | O-PNT@ ^LineA @ ! ; | ||
| 30 : | |||
| 31 : | VARIABLE Body | ||
| 32 : | |||
| 33 : | : ScanWord ( body -- ) | ||
| 34 : | dup body ! | ||
| 35 : | c-init | ||
| 36 : | ScanMode c-pass ! | ||
| 37 : | C-Formated on 0 Level ! | ||
| 38 : | C-ClearLine on | ||
| 39 : | Colors on | ||
| 40 : | 0 XPos ! 0 YPos ! | ||
| 41 : | O-INIT | ||
| 42 : | dup MakePass | ||
| 43 : | DisplayMode c-pass ! | ||
| 44 : | c-stop off | ||
| 45 : | D-LineIP 80 cells erase | ||
| 46 : | 0 D-Lines ! dup D-LineIP ! | ||
| 47 : | O-PNT@ D-LineA ! D-LineA ^LineA ! | ||
| 48 : | ['] (lines) IS nlcount | ||
| 49 : | XPos @ D-XPos c! | ||
| 50 : | BEGIN analyse | ||
| 51 : | D-Lines @ YPos @ <> | ||
| 52 : | IF YPos @ D-Lines ! | ||
| 53 : | dup YPos @ cells D-LineIP + ! | ||
| 54 : | THEN | ||
| 55 : | XPos @ over Body @ - 0 1 cells um/mod nip chars | ||
| 56 : | D-XPos + c! | ||
| 57 : | C-Stop @ | ||
| 58 : | UNTIL drop | ||
| 59 : | O-PNT@ YPos @ 1+ cells D-LineA + ! | ||
| 60 : | -1 YPos @ 1+ cells D-LineIP + ! | ||
| 61 : | O-DEINIT | ||
| 62 : | C-Formated off | ||
| 63 : | 0 D-Line ! | ||
| 64 : | ['] noop IS nlcount ; | ||
| 65 : | |||
| 66 : | : SearchLine ( addr -- n ) | ||
| 67 : | D-LineIP D-Lines @ 0 | ||
| 68 : | ?DO dup @ 2 pick U> IF 2drop I 1- UNLOOP EXIT THEN | ||
| 69 : | cell+ | ||
| 70 : | LOOP 2drop 0 ; | ||
| 71 : | |||
| 72 : | : Display ( n -- ) | ||
| 73 : | dup cells D-LineA + @ O-Buffer + | ||
| 74 : | swap D-MaxLines @ + D-Lines @ min 1+ | ||
| 75 : | cells D-LineA + @ O-Buffer + | ||
| 76 : | over - type ; | ||
| 77 : | |||
| 78 : | \ [IFDEF] Green Colors on [THEN] | ||
| 79 : | \ dup D-TableL + C@ dup Level ! dup XPos ! spaces 0 YPos ! | ||
| 80 : | \ D-LineIP + @ C-Stop off | ||
| 81 : | \ BEGIN | ||
| 82 : | \ [IFDEF] Green IP @ over = | ||
| 83 : | \ IF hig# C-Highlight ! ELSE C-Highlight off THEN | ||
| 84 : | \ [THEN] | ||
| 85 : | \ Analyse | ||
| 86 : | \ C-Stop @ YPos @ D-MaxLines @ u>= or | ||
| 87 : | \ UNTIL drop ; | ||
| 88 : | |||
| 89 : | : TopLine | ||
| 90 : | 0 0 at-xy | ||
| 91 : | Men# CT@ attr! | ||
| 92 : | ." OSB-DEBUG (C) 1993 by Jens A. Wilke" cr cr | ||
| 93 : | \ one step beyond | ||
| 94 : | 0 CT@ attr! ; | ||
| 95 : | |||
| 96 : | : BottomLine | ||
| 97 : | 0 D-MaxLines @ 3 + at-xy | ||
| 98 : | Men# CT@ attr! | ||
| 99 : | ." U-nnest D-one N-est A-bort" cr | ||
| 100 : | 0 CT@ attr! ; | ||
| 101 : | |||
| 102 : | VARIABLE LastIP | ||
| 103 : | |||
| 104 : | : (supress) | ||
| 105 : | YPos @ D-MaxLines @ U>= | ||
| 106 : | IF c-output off THEN ; | ||
| 107 : | |||
| 108 : | : DispIP | ||
| 109 : | ['] (supress) IS nlcount | ||
| 110 : | dup SearchLine D-Line @ - dup YPos ! 2 + | ||
| 111 : | over Body @ - 0 1 cells um/mod nip chars D-XPos + c@ | ||
| 112 : | swap AT-XY | ||
| 113 : | Analyse drop | ||
| 114 : | ['] noop IS nlcount | ||
| 115 : | c-output on ; | ||
| 116 : | |||
| 117 : | : Watcher ( -- ) | ||
| 118 : | TopLine | ||
| 119 : | IP @ SearchLine dup D-Line @ dup D-MaxLines @ + | ||
| 120 : | within | ||
| 121 : | IF drop D-Line @ Display | ||
| 122 : | ELSE D-MaxLines @ 2/ - 0 max dup D-Line ! | ||
| 123 : | Display | ||
| 124 : | THEN | ||
| 125 : | C-Formated off Colors on | ||
| 126 : | \ LastIP @ ?DUP IF DispIP THEN | ||
| 127 : | Hig# C-Highlight ! | ||
| 128 : | IP @ DispIP IP @ LastIP ! | ||
| 129 : | C-Formated on C-Highlight off | ||
| 130 : | BottomLine ; | ||
| 131 : | |||
| 132 : | |||
| 133 : | ' noop ALIAS \w immediate | ||
| 134 : | |||
| 135 : | \ end formated debugger words | ||
| 136 : | |||
| 137 : | [ELSE] | ||
| 138 : | ' \ alias \w immediate | ||
| 139 : | |||
| 140 : | : scanword ( body -- ) | ||
| 141 : | c-init C-Output off | ||
| 142 : | ScanMode c-pass ! | ||
| 143 : | dup MakePass | ||
| 144 : | 0 Level ! | ||
| 145 : | 0 XPos ! | ||
| 146 : | DisplayMode c-pass ! | ||
| 147 : | MakePass | ||
| 148 : | C-Output on ; | ||
| 149 : | [THEN] | ||
| 150 : | |||
| 151 : | : .n 0 <# # # # # #S #> ctype bl cemit ; | ||
| 152 : | |||
| 153 : | : d.s ." [ " depth . ." ] " | ||
| 154 : | depth 4 min dup 0 ?DO dup i - pick .n LOOP drop ; | ||
| 155 : | |||
| 156 : | : NoFine XPos off YPos off | ||
| 157 : | NLFlag off Level off | ||
| 158 : | C-Formated off | ||
| 159 : | [IFDEF] Colors Colors off [THEN] | ||
| 160 : | ; | ||
| 161 : | |||
| 162 : | : disp-step | ||
| 163 : | DisplayMode c-pass ! \ change to displaymode | ||
| 164 : | \ Branches Off \ don't display | ||
| 165 : | \ \ BEGIN and THEN | ||
| 166 : | cr | ||
| 167 : | \w YPos @ 1+ D-BugLine ! | ||
| 168 : | \w Watcher | ||
| 169 : | c-stop off | ||
| 170 : | \w 0 D-BugLine @ at-xy | ||
| 171 : | Base @ hex IP @ 8 u.r space IP @ @ 8 u.r space | ||
| 172 : | Base ! | ||
| 173 : | NoFine 10 XPos ! | ||
| 174 : | \w D-Bugline @ YPos ! | ||
| 175 : | ip @ DisplayMode c-pass ! Analyse drop | ||
| 176 : | 25 XPos @ - 0 max spaces ." -> " ; | ||
| 177 : | |||
| 178 : | : get-next ( -- n | n n ) | ||
| 179 : | DebugMode c-pass ! | ||
| 180 : | ip @ Analyse ; | ||
| 181 : | |||
| 182 : | : jump ( addr -- ) | ||
| 183 : | r> drop \ discard last ip | ||
| 184 : | >r ; | ||
| 185 : | |||
| 186 : | AVARIABLE DebugLoop | ||
| 187 : | |||
| 188 : | : breaker r> 1 cells - IP ! DebugLoop @ jump ; | ||
| 189 : | |||
| 190 : | CREATE BP 0 , 0 , | ||
| 191 : | CREATE DT 0 , 0 , | ||
| 192 : | |||
| 193 : | : set-bp ( 0 n | 0 n n -- ) | ||
| 194 : | 0. BP 2! | ||
| 195 : | ?dup IF dup BP ! dup @ DT ! | ||
| 196 : | ['] Breaker swap ! | ||
| 197 : | ?dup IF dup BP cell+ ! dup @ DT cell+ ! | ||
| 198 : | ['] Breaker swap ! drop THEN | ||
| 199 : | THEN ; | ||
| 200 : | |||
| 201 : | : restore-bp ( -- ) | ||
| 202 : | BP @ ?dup IF DT @ swap ! THEN | ||
| 203 : | BP cell+ @ ?dup IF DT cell+ @ swap ! THEN ; | ||
| 204 : | |||
| 205 : | VARIABLE Body | ||
| 206 : | |||
| 207 : | : NestXT ( xt -- true | body false ) | ||
| 208 : | DebugMode c-pass ! C-Output off | ||
| 209 : | xtc C-Output on | ||
| 210 : | c-pass @ DebugMode = dup | ||
| 211 : | IF ." Cannot debug" cr | ||
| 212 : | THEN ; | ||
| 213 : | |||
| 214 : | VARIABLE Nesting | ||
| 215 : | |||
| 216 : | : Leave-D | ||
| 217 : | [IFDEF] Colors Colors on [THEN] | ||
| 218 : | C-Formated on | ||
| 219 : | C-Output on ; | ||
| 220 : | |||
| 221 : | VARIABLE Unnest | ||
| 222 : | |||
| 223 : | : D-KEY ( -- flag ) | ||
| 224 : | BEGIN | ||
| 225 : | Unnest @ IF 0 ELSE key THEN | ||
| 226 : | CASE [char] n OF IP @ @ NestXT EXIT ENDOF | ||
| 227 : | [char] s OF Leave-D | ||
| 228 : | -128 THROW ENDOF | ||
| 229 : | [char] a OF Leave-D | ||
| 230 : | -128 THROW ENDOF | ||
| 231 : | [char] d OF Leave-D | ||
| 232 : | cr ." Done..." cr | ||
| 233 : | Nesting off | ||
| 234 : | r> drop IP @ >r | ||
| 235 : | EXIT ENDOF | ||
| 236 : | [char] ? OF cr ." Nest Stop Done Unnest" cr | ||
| 237 : | ENDOF | ||
| 238 : | [char] u OF Unnest on true EXIT ENDOF | ||
| 239 : | drop true EXIT | ||
| 240 : | ENDCASE | ||
| 241 : | AGAIN ; | ||
| 242 : | |||
| 243 : | : (debug) ( body -- ) | ||
| 244 : | 0 Nesting ! | ||
| 245 : | BEGIN Unnest off | ||
| 246 : | cr ." Scanning code..." cr C-Formated on | ||
| 247 : | dup scanword IP ! | ||
| 248 : | cr ." Nesting debugger ready!" cr | ||
| 249 : | \w WatcherInit 0 CT@ attr! page | ||
| 250 : | BEGIN disp-step D-Key | ||
| 251 : | WHILE C-Stop @ 0= | ||
| 252 : | WHILE 0 get-next set-bp | ||
| 253 : | IP @ jump | ||
| 254 : | [ here DebugLoop ! ] | ||
| 255 : | restore-bp | ||
| 256 : | d.s | ||
| 257 : | REPEAT | ||
| 258 : | Nesting @ 0= ?EXIT | ||
| 259 : | -1 Nesting +! r> | ||
| 260 : | ELSE | ||
| 261 : | IP @ >r 1 Nesting +! | ||
| 262 : | THEN | ||
| 263 : | AGAIN ; | ||
| 264 : | |||
| 265 : | : dbg ' NestXT ?EXIT (debug) ; | ||
| 266 : | |||
| 267 : | pazsan | 1.2 | \ : test 1 2 4 swap dup . ; |
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