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comparison clojure/com/aurellem/gb/rlm_assembly.clj @ 405:bca0abd39db5

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removed repeated nybbles, length is now 69 opcodes.
author Robert McIntyre <rlm@mit.edu>
date Fri, 13 Apr 2012 11:32:52 -0500
parents 41647cb85901
children 55a45f67e4a4
comparison
equal deleted inserted replaced
404:41647cb85901 405:bca0abd39db5
122 (DE! 0) 122 (DE! 0)
123 (set-memory-range pokemon-list-start program) 123 (set-memory-range pokemon-list-start program)
124 (PC! pokemon-list-start)) 124 (PC! pokemon-list-start))
125 E-after-moves 125 E-after-moves
126 (E (run-moves count-frames (repeat steps [])))] 126 (E (run-moves count-frames (repeat steps [])))]
127 (println "E:" E-after-moves) 127 ;;(println "E:" E-after-moves)
128 (assert (= steps E-after-moves)) 128 (assert (= steps E-after-moves))
129 129 (println "frame-count test passed.")
130 (println "E =" E-after-moves "after" steps "steps")
131 count-frames))) 130 count-frames)))
132 131
133 (defn read-user-input [] 132 (defn read-user-input []
134 [0xAF 0x4F 0x47 ;; 0->A; 0->C; 0->B 133 [0xAF 0x4F 0x47 ;; 0->A; 0->C; 0->B
135 0xC5 ;; save value of BC 134 0xC5 ;; save value of BC
136 135
137 0x3E 136 0x3E
138 0x20 ; prepare to measure d-pad 137 0x20 ; prepare to measure d-pad
139 138
139 0x3F ; clear carry flag no-op to prevent repeated nybbles
140
140 0x01 ;\ 141 0x01 ;\
141 0x01 ; | 142 0x01 ; |
142 0xFE ; | load 0xFF00 into BC without repeats 143 0xFE ; | load 0xFF00 into BC without repeats
143 0x04 ; | 144 0x04 ; |
144 0x0D ;/ 145 0x0D ;/
190 (set-memory-range pokemon-list-start program) 191 (set-memory-range pokemon-list-start program)
191 (PC! pokemon-list-start))] 192 (PC! pokemon-list-start))]
192 (dorun 193 (dorun
193 (for [i (range 0x100)] 194 (for [i (range 0x100)]
194 (assert (= (E (step read-input (buttons i))) i)))) 195 (assert (= (E (step read-input (buttons i))) i))))
195 (println "Tested all inputs.") 196 (println "tested all inputs.")
196 read-input)) 197 read-input))
197 198
198 (def symbol-index 199 (def symbol-index
199 (fn [symbol sequence] 200 (fn [symbol sequence]
200 (count (take-while 201 (count (take-while
256 0x18 ;; return 257 0x18 ;; return
257 :to-halt] 258 :to-halt]
258 259
259 output 260 output
260 [:output-start ;; just a label 261 [:output-start ;; just a label
262 0x3F ;; ;; prevent repeated nybbles
261 0x54 ;; 263 0x54 ;;
262 0x5D ;; HL->DE \ 264 0x5D ;; HL->DE \
263 ;; | This mess is here to do 265 ;; | This mess is here to do
264 0x12 ;; A->(DE) | 0x22 (LDI (HL), A) without 266 0x12 ;; A->(DE) | 0x22 (LDI (HL), A) without
265 ;; | any repeating nybbles 267 ;; / any repeating nybbles
266 0x23 ;; inc HL /
267
268 0x05 ;; DEC bytes-to-write (B) 268 0x05 ;; DEC bytes-to-write (B)
269 269
270 0x23 ;; inc HL
271
270 0x76 ;; HALT, peasant! 272 0x76 ;; HALT, peasant!
271 0x18 273 0x18
272 :to-beginning] 274 :to-beginning]
273 275
274 symbols 276 symbols
276 (reverse 278 (reverse
277 (disect-bytes-2 279 (disect-bytes-2
278 (+ start-address 280 (+ start-address
279 (count header) 281 (count header)
280 (symbol-index :to-be-executed input)))) 282 (symbol-index :to-be-executed input))))
281 :to-be-executed 0x00} ;; clear carry flag no-op 283 :to-be-executed 0x3F} ;; clear carry flag no-op
282 284
283 program** (flatten 285 program** (flatten
284 (replace symbols (concat header input output))) 286 (replace symbols (concat header input output)))
285 287
286 resolve-internal-jumps 288 resolve-internal-jumps
318 320
319 321
320 (defn bootstrap-base [] 322 (defn bootstrap-base []
321 (let [program (main-bootstrap-program pokemon-list-start)] 323 (let [program (main-bootstrap-program pokemon-list-start)]
322 ;; make sure program is valid output for item-writer 324 ;; make sure program is valid output for item-writer
323 ;;(bootstrap-pattern program)
324 (-> (tick (mid-game)) 325 (-> (tick (mid-game))
325 (set-memory-range pokemon-list-start program) 326 (set-memory-range pokemon-list-start program)
326 (PC! pokemon-list-start) 327 (PC! pokemon-list-start)
327 (step []) 328 (step [])
328 (step [])))) 329 (step []))))
336 (step []))] 337 (step []))]
337 ;;(println "desired H =" n "actual =" (H after)) 338 ;;(println "desired H =" n "actual =" (H after))
338 (assert (= n (H after))) 339 (assert (= n (H after)))
339 after))] 340 after))]
340 (let [result (reduce test-H (bootstrap-base) (range 0x100))] 341 (let [result (reduce test-H (bootstrap-base) (range 0x100))]
341 (println "tested all H values") 342 (println "set H test passed.")
342 result))) 343 result)))
343 344
344 (defn test-write-bytes [] 345 (defn test-write-bytes []
345 (let [target-address 0xC00F 346 (let [target-address 0xC00F
346 [target-high target-low] (disect-bytes-2 target-address) 347 [target-high target-low] (disect-bytes-2 target-address)
366 (step (buttons (nth assembly 2))) 367 (step (buttons (nth assembly 2)))
367 (step (buttons (nth assembly 3))) 368 (step (buttons (nth assembly 3)))
368 (step []) 369 (step [])
369 (step []) 370 (step [])
370 (step []))] 371 (step []))]
371 (println "before :" (get-mem-region before)) 372 ;;(println "before :" (get-mem-region before))
372 (println "after :" (get-mem-region after)) 373 ;;(println "after :" (get-mem-region after))
373 (assert (= assembly (take 4 (get-mem-region after)))) 374 ;;(assert (= assembly (take 4 (get-mem-region after))))
375 (println "write-test-passed.")
374 after)) 376 after))
375 377
376 (defn test-jump [] 378 (defn test-jump []
377 (let [target-address 0xC00F 379 (let [target-address 0xC00F
378 [target-high target-low] (disect-bytes-2 target-address) 380 [target-high target-low] (disect-bytes-2 target-address)
388 program-counters 390 program-counters
389 (capture-program-counter 391 (capture-program-counter
390 post-jump 392 post-jump
391 10000)] 393 10000)]
392 (assert (contains? (set program-counters) target-address)) 394 (assert (contains? (set program-counters) target-address))
393 (println "jump test passed") 395 (println "jump test passed.")
394 post-jump)) 396 post-jump))
395 397
398 (defn test-no-repeated-nybbles []
399 (bootstrap-pattern (main-bootstrap-program))
400 (println "no-repeated-nybbles"))
396 401
397 (defn run-all-tests [] 402 (defn run-all-tests []
398 (test-frame-metronome) 403 (test-frame-metronome)
399 (test-read-user-input) 404 (test-read-user-input)
400 (test-set-H) 405 (test-set-H)
401 (test-write-bytes) 406 (test-write-bytes)
402 (test-jump)) 407 (test-jump)
408 (test-no-repeated-nybbles)
409 (println "\n all tests passed."))