… | |
… | |
16 | * (MINISCM) This is a revised and modified version by Akira KIDA. |
16 | * (MINISCM) This is a revised and modified version by Akira KIDA. |
17 | * (MINISCM) current version is 0.85k4 (15 May 1994) |
17 | * (MINISCM) current version is 0.85k4 (15 May 1994) |
18 | * |
18 | * |
19 | */ |
19 | */ |
20 | |
20 | |
|
|
21 | #define EXPERIMENT 1 |
|
|
22 | |
21 | #define PAGE_SIZE 4096 /* does not work on sparc/alpha */ |
23 | #define PAGE_SIZE 4096 /* does not work on sparc/alpha */ |
22 | #include "malloc.c" |
24 | #include "malloc.c" |
23 | |
25 | |
24 | #define SCHEME_SOURCE |
26 | #define SCHEME_SOURCE |
25 | #include "scheme-private.h" |
27 | #include "scheme-private.h" |
… | |
… | |
74 | TOK_SHARP_CONST, |
76 | TOK_SHARP_CONST, |
75 | TOK_VEC |
77 | TOK_VEC |
76 | }; |
78 | }; |
77 | |
79 | |
78 | #define BACKQUOTE '`' |
80 | #define BACKQUOTE '`' |
79 | #define DELIMITERS "()\";\f\t\v\n\r " |
81 | #define WHITESPACE " \t\r\n\v\f" |
|
|
82 | #define DELIMITERS "()\";" WHITESPACE |
80 | |
83 | |
81 | #define NIL (&SCHEME_V->xNIL) //TODO: make this 0? |
84 | #define NIL (&SCHEME_V->xNIL) //TODO: make this 0? |
82 | #define S_T (&SCHEME_V->xT) //TODO: magic ptr value? |
85 | #define S_T (&SCHEME_V->xT) //TODO: magic ptr value? |
83 | #define S_F (&SCHEME_V->xF) //TODO: magic ptr value? |
86 | #define S_F (&SCHEME_V->xF) //TODO: magic ptr value? |
84 | #define S_SINK (&SCHEME_V->xsink) |
87 | #define S_SINK (&SCHEME_V->xsink) |
… | |
… | |
406 | } |
409 | } |
407 | |
410 | |
408 | INTERFACE char * |
411 | INTERFACE char * |
409 | symname (pointer p) |
412 | symname (pointer p) |
410 | { |
413 | { |
411 | return strvalue (car (p)); |
414 | return strvalue (p); |
412 | } |
415 | } |
413 | |
416 | |
414 | #if USE_PLIST |
417 | #if USE_PLIST |
|
|
418 | #error plists are broken because symbols are no longer pairs |
|
|
419 | #define symprop(p) cdr(p) |
415 | SCHEME_EXPORT int |
420 | SCHEME_EXPORT int |
416 | hasprop (pointer p) |
421 | hasprop (pointer p) |
417 | { |
422 | { |
418 | return typeflag (p) & T_SYMBOL; |
423 | return typeflag (p) & T_SYMBOL; |
419 | } |
424 | } |
420 | |
|
|
421 | # define symprop(p) cdr(p) |
|
|
422 | #endif |
425 | #endif |
423 | |
426 | |
424 | INTERFACE int |
427 | INTERFACE int |
425 | is_syntax (pointer p) |
428 | is_syntax (pointer p) |
426 | { |
429 | { |
… | |
… | |
440 | } |
443 | } |
441 | |
444 | |
442 | INTERFACE char * |
445 | INTERFACE char * |
443 | syntaxname (pointer p) |
446 | syntaxname (pointer p) |
444 | { |
447 | { |
445 | return strvalue (car (p)); |
448 | return strvalue (p); |
446 | } |
449 | } |
447 | |
450 | |
448 | #define procnum(p) ivalue_unchecked (p) |
451 | #define procnum(p) ivalue_unchecked (p) |
449 | static const char *procname (pointer x); |
452 | static const char *procname (pointer x); |
450 | |
453 | |
… | |
… | |
967 | if (SCHEME_V->no_memory && USE_ERROR_CHECKING) |
970 | if (SCHEME_V->no_memory && USE_ERROR_CHECKING) |
968 | return S_SINK; |
971 | return S_SINK; |
969 | |
972 | |
970 | if (SCHEME_V->free_cell == NIL) |
973 | if (SCHEME_V->free_cell == NIL) |
971 | { |
974 | { |
972 | const int min_to_be_recovered = SCHEME_V->last_cell_seg < 128 ? 128 * 8 : SCHEME_V->last_cell_seg * 8; |
975 | const int min_to_be_recovered = SCHEME_V->cell_segsize [SCHEME_V->last_cell_seg] >> 1; |
973 | |
976 | |
974 | gc (SCHEME_A_ a, b); |
977 | gc (SCHEME_A_ a, b); |
975 | |
978 | |
976 | if (SCHEME_V->fcells < min_to_be_recovered || SCHEME_V->free_cell == NIL) |
979 | if (SCHEME_V->fcells < min_to_be_recovered || SCHEME_V->free_cell == NIL) |
977 | { |
980 | { |
… | |
… | |
1028 | } |
1031 | } |
1029 | |
1032 | |
1030 | static pointer |
1033 | static pointer |
1031 | get_vector_object (SCHEME_P_ uint32_t len, pointer init) |
1034 | get_vector_object (SCHEME_P_ uint32_t len, pointer init) |
1032 | { |
1035 | { |
1033 | pointer v = get_cell_x (SCHEME_A_ 0, 0); |
1036 | pointer v = get_cell_x (SCHEME_A_ NIL, NIL); |
1034 | pointer *e = malloc (len * sizeof (pointer)); |
1037 | pointer *e = malloc (len * sizeof (pointer)); |
1035 | |
1038 | |
1036 | if (!e && USE_ERROR_CHECKING) |
1039 | if (!e && USE_ERROR_CHECKING) |
1037 | return S_SINK; |
1040 | return S_SINK; |
1038 | |
1041 | |
… | |
… | |
1092 | set_cdr (x, b); |
1095 | set_cdr (x, b); |
1093 | |
1096 | |
1094 | return x; |
1097 | return x; |
1095 | } |
1098 | } |
1096 | |
1099 | |
1097 | /* ========== oblist implementation ========== */ |
|
|
1098 | |
|
|
1099 | static pointer |
1100 | static pointer |
1100 | generate_symbol (SCHEME_P_ const char *name) |
1101 | generate_symbol (SCHEME_P_ const char *name) |
1101 | { |
1102 | { |
1102 | pointer x = mk_string (SCHEME_A_ name); |
1103 | pointer x = mk_string (SCHEME_A_ name); |
1103 | setimmutable (x); |
1104 | setimmutable (x); |
1104 | x = immutable_cons (x, NIL); |
|
|
1105 | set_typeflag (x, T_SYMBOL); |
1105 | set_typeflag (x, T_SYMBOL | T_ATOM); |
1106 | return x; |
1106 | return x; |
1107 | } |
1107 | } |
|
|
1108 | |
|
|
1109 | /* ========== oblist implementation ========== */ |
1108 | |
1110 | |
1109 | #ifndef USE_OBJECT_LIST |
1111 | #ifndef USE_OBJECT_LIST |
1110 | |
1112 | |
1111 | static int |
1113 | static int |
1112 | hash_fn (const char *key, int table_size) |
1114 | hash_fn (const char *key, int table_size) |
… | |
… | |
1354 | |
1356 | |
1355 | for (i = start; i < veclength (vec); i++) |
1357 | for (i = start; i < veclength (vec); i++) |
1356 | vecvalue (vec)[i] = obj; |
1358 | vecvalue (vec)[i] = obj; |
1357 | } |
1359 | } |
1358 | |
1360 | |
|
|
1361 | INTERFACE void |
|
|
1362 | vector_resize (pointer vec, uint32_t newsize, pointer fill) |
|
|
1363 | { |
|
|
1364 | uint32_t oldsize = veclength (vec); |
|
|
1365 | vecvalue (vec) = realloc (vecvalue (vec), newsize * sizeof (pointer)); |
|
|
1366 | veclength (vec) = newsize; |
|
|
1367 | fill_vector (vec, oldsize, fill); |
|
|
1368 | } |
|
|
1369 | |
1359 | INTERFACE pointer |
1370 | INTERFACE pointer |
1360 | vector_get (pointer vec, uint32_t ielem) |
1371 | vector_get (pointer vec, uint32_t ielem) |
1361 | { |
1372 | { |
1362 | return vecvalue(vec)[ielem]; |
1373 | return vecvalue(vec)[ielem]; |
1363 | } |
1374 | } |
… | |
… | |
1384 | INTERFACE pointer |
1395 | INTERFACE pointer |
1385 | gensym (SCHEME_P) |
1396 | gensym (SCHEME_P) |
1386 | { |
1397 | { |
1387 | pointer x; |
1398 | pointer x; |
1388 | char name[40] = "gensym-"; |
1399 | char name[40] = "gensym-"; |
1389 | xnum (name + 7, SCHEME_V->gensym_cnt); |
1400 | xnum (name + 7, ++SCHEME_V->gensym_cnt); |
1390 | |
1401 | |
1391 | return generate_symbol (SCHEME_A_ name); |
1402 | return generate_symbol (SCHEME_A_ name); |
|
|
1403 | } |
|
|
1404 | |
|
|
1405 | static int |
|
|
1406 | is_gensym (SCHEME_P_ pointer x) |
|
|
1407 | { |
|
|
1408 | return is_symbol (x) && oblist_find_by_name (SCHEME_A_ strvalue (x)) != x; |
1392 | } |
1409 | } |
1393 | |
1410 | |
1394 | /* make symbol or number atom from string */ |
1411 | /* make symbol or number atom from string */ |
1395 | static pointer |
1412 | static pointer |
1396 | mk_atom (SCHEME_P_ char *q) |
1413 | mk_atom (SCHEME_P_ char *q) |
… | |
… | |
1640 | /* garbage collect */ |
1657 | /* garbage collect */ |
1641 | clrmark (NIL); |
1658 | clrmark (NIL); |
1642 | SCHEME_V->fcells = 0; |
1659 | SCHEME_V->fcells = 0; |
1643 | SCHEME_V->free_cell = NIL; |
1660 | SCHEME_V->free_cell = NIL; |
1644 | |
1661 | |
1645 | /* free-list is kept sorted by address so as to maintain consecutive |
1662 | if (SCHEME_V->gc_verbose) |
1646 | ranges, if possible, for use with vectors. Here we scan the cells |
1663 | xwrstr ("freeing..."); |
1647 | (which are also kept sorted by address) downwards to build the |
1664 | |
1648 | free-list in sorted order. |
1665 | uint32_t total = 0; |
1649 | */ |
1666 | |
|
|
1667 | /* Here we scan the cells to build the free-list. */ |
1650 | for (i = SCHEME_V->last_cell_seg; i >= 0; i--) |
1668 | for (i = SCHEME_V->last_cell_seg; i >= 0; i--) |
1651 | { |
1669 | { |
1652 | p = SCHEME_V->cell_seg[i] + SCHEME_V->cell_segsize [i]; |
1670 | pointer end = SCHEME_V->cell_seg[i] + SCHEME_V->cell_segsize [i]; |
|
|
1671 | total += SCHEME_V->cell_segsize [i]; |
1653 | |
1672 | |
1654 | while (--p >= SCHEME_V->cell_seg[i]) |
1673 | for (p = SCHEME_V->cell_seg[i]; p < end; ++p) |
1655 | { |
1674 | { |
1656 | if (is_mark (p)) |
1675 | if (is_mark (p)) |
1657 | clrmark (p); |
1676 | clrmark (p); |
1658 | else |
1677 | else |
1659 | { |
1678 | { |
… | |
… | |
1672 | } |
1691 | } |
1673 | } |
1692 | } |
1674 | |
1693 | |
1675 | if (SCHEME_V->gc_verbose) |
1694 | if (SCHEME_V->gc_verbose) |
1676 | { |
1695 | { |
1677 | xwrstr ("done: "); xwrnum (SCHEME_V->fcells); xwrstr (" cells were recovered.\n"); |
1696 | xwrstr ("done: "); xwrnum (SCHEME_V->fcells); xwrstr (" out of "); xwrnum (total); xwrstr (" cells were recovered.\n"); |
1678 | } |
1697 | } |
1679 | } |
1698 | } |
1680 | |
1699 | |
1681 | static void |
1700 | static void |
1682 | finalize_cell (SCHEME_P_ pointer a) |
1701 | finalize_cell (SCHEME_P_ pointer a) |
1683 | { |
1702 | { |
1684 | /* TODO, fast bitmap check? */ |
1703 | /* TODO, fast bitmap check? */ |
1685 | if (is_string (a)) |
1704 | if (is_string (a) || is_symbol (a)) |
1686 | free (strvalue (a)); |
1705 | free (strvalue (a)); |
1687 | else if (is_vector (a)) |
1706 | else if (is_vector (a)) |
1688 | free (vecvalue (a)); |
1707 | free (vecvalue (a)); |
1689 | #if USE_PORTS |
1708 | #if USE_PORTS |
1690 | else if (is_port (a)) |
1709 | else if (is_port (a)) |
… | |
… | |
2256 | |
2275 | |
2257 | /* check c is in chars */ |
2276 | /* check c is in chars */ |
2258 | ecb_inline int |
2277 | ecb_inline int |
2259 | is_one_of (const char *s, int c) |
2278 | is_one_of (const char *s, int c) |
2260 | { |
2279 | { |
2261 | if (c == EOF) |
|
|
2262 | return 1; |
|
|
2263 | |
|
|
2264 | return !!strchr (s, c); |
2280 | return c == EOF || !!strchr (s, c); |
2265 | } |
2281 | } |
2266 | |
2282 | |
2267 | /* skip white characters */ |
2283 | /* skip white characters */ |
2268 | ecb_inline int |
2284 | ecb_inline int |
2269 | skipspace (SCHEME_P) |
2285 | skipspace (SCHEME_P) |
… | |
… | |
2271 | int c, curr_line = 0; |
2287 | int c, curr_line = 0; |
2272 | |
2288 | |
2273 | do |
2289 | do |
2274 | { |
2290 | { |
2275 | c = inchar (SCHEME_A); |
2291 | c = inchar (SCHEME_A); |
|
|
2292 | |
2276 | #if SHOW_ERROR_LINE |
2293 | #if SHOW_ERROR_LINE |
2277 | if (c == '\n') |
2294 | if (ecb_expect_false (c == '\n')) |
2278 | curr_line++; |
2295 | curr_line++; |
2279 | #endif |
2296 | #endif |
|
|
2297 | |
|
|
2298 | if (ecb_expect_false (c == EOF)) |
|
|
2299 | return c; |
2280 | } |
2300 | } |
2281 | while (c == ' ' || c == '\n' || c == '\r' || c == '\t'); |
2301 | while (is_one_of (WHITESPACE, c)); |
2282 | |
2302 | |
2283 | /* record it */ |
2303 | /* record it */ |
2284 | #if SHOW_ERROR_LINE |
2304 | #if SHOW_ERROR_LINE |
2285 | if (SCHEME_V->load_stack[SCHEME_V->file_i].kind & port_file) |
2305 | if (SCHEME_V->load_stack[SCHEME_V->file_i].kind & port_file) |
2286 | SCHEME_V->load_stack[SCHEME_V->file_i].rep.stdio.curr_line += curr_line; |
2306 | SCHEME_V->load_stack[SCHEME_V->file_i].rep.stdio.curr_line += curr_line; |
2287 | #endif |
2307 | #endif |
2288 | |
2308 | |
2289 | if (c != EOF) |
|
|
2290 | { |
|
|
2291 | backchar (SCHEME_A_ c); |
2309 | backchar (SCHEME_A_ c); |
2292 | return 1; |
2310 | return 1; |
2293 | } |
|
|
2294 | else |
|
|
2295 | return EOF; |
|
|
2296 | } |
2311 | } |
2297 | |
2312 | |
2298 | /* get token */ |
2313 | /* get token */ |
2299 | static int |
2314 | static int |
2300 | token (SCHEME_P) |
2315 | token (SCHEME_P) |
… | |
… | |
2316 | return TOK_RPAREN; |
2331 | return TOK_RPAREN; |
2317 | |
2332 | |
2318 | case '.': |
2333 | case '.': |
2319 | c = inchar (SCHEME_A); |
2334 | c = inchar (SCHEME_A); |
2320 | |
2335 | |
2321 | if (is_one_of (" \n\t", c)) |
2336 | if (is_one_of (WHITESPACE, c)) |
2322 | return TOK_DOT; |
2337 | return TOK_DOT; |
2323 | else |
2338 | else |
2324 | { |
2339 | { |
2325 | backchar (SCHEME_A_ c); |
2340 | backchar (SCHEME_A_ c); |
2326 | return TOK_DOTATOM; |
2341 | return TOK_DOTATOM; |
… | |
… | |
2467 | } |
2482 | } |
2468 | |
2483 | |
2469 | putcharacter (SCHEME_A_ '"'); |
2484 | putcharacter (SCHEME_A_ '"'); |
2470 | } |
2485 | } |
2471 | |
2486 | |
2472 | |
|
|
2473 | /* print atoms */ |
2487 | /* print atoms */ |
2474 | static void |
2488 | static void |
2475 | printatom (SCHEME_P_ pointer l, int f) |
2489 | printatom (SCHEME_P_ pointer l, int f) |
2476 | { |
2490 | { |
2477 | char *p; |
2491 | char *p; |
2478 | int len; |
2492 | int len; |
2479 | |
2493 | |
2480 | atom2str (SCHEME_A_ l, f, &p, &len); |
2494 | atom2str (SCHEME_A_ l, f, &p, &len); |
2481 | putchars (SCHEME_A_ p, len); |
2495 | putchars (SCHEME_A_ p, len); |
2482 | } |
2496 | } |
2483 | |
|
|
2484 | |
2497 | |
2485 | /* Uses internal buffer unless string pointer is already available */ |
2498 | /* Uses internal buffer unless string pointer is already available */ |
2486 | static void |
2499 | static void |
2487 | atom2str (SCHEME_P_ pointer l, int f, char **pp, int *plen) |
2500 | atom2str (SCHEME_P_ pointer l, int f, char **pp, int *plen) |
2488 | { |
2501 | { |
… | |
… | |
2649 | #endif |
2662 | #endif |
2650 | } |
2663 | } |
2651 | else if (is_continuation (l)) |
2664 | else if (is_continuation (l)) |
2652 | p = "#<CONTINUATION>"; |
2665 | p = "#<CONTINUATION>"; |
2653 | else |
2666 | else |
|
|
2667 | { |
|
|
2668 | #if USE_PRINTF |
|
|
2669 | p = SCHEME_V->strbuff; |
|
|
2670 | snprintf (p, STRBUFFSIZE, "#<ERROR %x>", (int)typeflag (l)); |
|
|
2671 | #else |
2654 | p = "#<ERROR>"; |
2672 | p = "#<ERROR>"; |
|
|
2673 | #endif |
|
|
2674 | } |
2655 | |
2675 | |
2656 | *pp = p; |
2676 | *pp = p; |
2657 | *plen = strlen (p); |
2677 | *plen = strlen (p); |
2658 | } |
2678 | } |
2659 | |
2679 | |
… | |
… | |
2929 | #endif /* USE_ALIST_ENV else */ |
2949 | #endif /* USE_ALIST_ENV else */ |
2930 | |
2950 | |
2931 | ecb_inline void |
2951 | ecb_inline void |
2932 | new_slot_in_env (SCHEME_P_ pointer variable, pointer value) |
2952 | new_slot_in_env (SCHEME_P_ pointer variable, pointer value) |
2933 | { |
2953 | { |
|
|
2954 | assert (is_symbol (variable));//TODO: bug in current-ws/OP_LET2 |
2934 | new_slot_spec_in_env (SCHEME_A_ SCHEME_V->envir, variable, value); |
2955 | new_slot_spec_in_env (SCHEME_A_ SCHEME_V->envir, variable, value); |
2935 | } |
2956 | } |
2936 | |
2957 | |
2937 | ecb_inline void |
2958 | ecb_inline void |
2938 | set_slot_in_env (SCHEME_P_ pointer slot, pointer value) |
2959 | set_slot_in_env (SCHEME_P_ pointer slot, pointer value) |
… | |
… | |
3230 | |
3251 | |
3231 | #endif |
3252 | #endif |
3232 | |
3253 | |
3233 | #define s_retbool(tf) s_return ((tf) ? S_T : S_F) |
3254 | #define s_retbool(tf) s_return ((tf) ? S_T : S_F) |
3234 | |
3255 | |
|
|
3256 | #if EXPERIMENT |
|
|
3257 | static int |
|
|
3258 | debug (SCHEME_P_ int indent, pointer x) |
|
|
3259 | { |
|
|
3260 | int c; |
|
|
3261 | |
|
|
3262 | if (is_syntax (x)) |
|
|
3263 | { |
|
|
3264 | printf ("%*ssyntax<%s,%d>\n", indent, "", syntaxname(x),syntaxnum(x)); |
|
|
3265 | return 8 + 8; |
|
|
3266 | } |
|
|
3267 | |
|
|
3268 | if (x == NIL) |
|
|
3269 | { |
|
|
3270 | printf ("%*sNIL\n", indent, ""); |
|
|
3271 | return 3; |
|
|
3272 | } |
|
|
3273 | |
|
|
3274 | switch (type (x)) |
|
|
3275 | { |
|
|
3276 | case T_INTEGER: |
|
|
3277 | printf ("%*sI<%d>%p\n", indent, "", (int)ivalue_unchecked (x), x); |
|
|
3278 | return 32+8; |
|
|
3279 | |
|
|
3280 | case T_SYMBOL: |
|
|
3281 | printf ("%*sS<%s>\n", indent, "", symname (x)); |
|
|
3282 | return 24+8; |
|
|
3283 | |
|
|
3284 | case T_CLOSURE: |
|
|
3285 | printf ("%*sS<%s>\n", indent, "", "closure"); |
|
|
3286 | debug (SCHEME_A_ indent + 3, cdr(x)); |
|
|
3287 | return 32 + debug (SCHEME_A_ indent + 3, car (x)); |
|
|
3288 | |
|
|
3289 | case T_PAIR: |
|
|
3290 | printf ("%*spair %p %p\n", indent, "", car(x),cdr(x)); |
|
|
3291 | c = debug (SCHEME_A_ indent + 3, car (x)); |
|
|
3292 | c += debug (SCHEME_A_ indent + 3, cdr (x)); |
|
|
3293 | return c + 1; |
|
|
3294 | |
|
|
3295 | case T_PORT: |
|
|
3296 | printf ("%*sS<%s>\n", indent, "", "port"); |
|
|
3297 | return 24+8; |
|
|
3298 | |
|
|
3299 | case T_VECTOR: |
|
|
3300 | printf ("%*sS<%s>\n", indent, "", "vector"); |
|
|
3301 | return 24+8; |
|
|
3302 | |
|
|
3303 | case T_ENVIRONMENT: |
|
|
3304 | printf ("%*sS<%s>\n", indent, "", "environment"); |
|
|
3305 | return 0 + debug (SCHEME_A_ indent + 3, car (x)); |
|
|
3306 | |
|
|
3307 | default: |
|
|
3308 | printf ("unhandled type %d\n", type (x)); |
|
|
3309 | break; |
|
|
3310 | } |
|
|
3311 | } |
|
|
3312 | #endif |
|
|
3313 | |
3235 | static int |
3314 | static int |
3236 | opexe_0 (SCHEME_P_ enum scheme_opcodes op) |
3315 | opexe_0 (SCHEME_P_ enum scheme_opcodes op) |
3237 | { |
3316 | { |
3238 | pointer args = SCHEME_V->args; |
3317 | pointer args = SCHEME_V->args; |
3239 | pointer x, y; |
3318 | pointer x, y; |
3240 | |
3319 | |
3241 | switch (op) |
3320 | switch (op) |
3242 | { |
3321 | { |
|
|
3322 | #if EXPERIMENT //D |
|
|
3323 | case OP_DEBUG: |
|
|
3324 | printf ("len = %d\n", debug (SCHEME_A_ 0, args) / 8); |
|
|
3325 | printf ("\n"); |
|
|
3326 | s_return (S_T); |
|
|
3327 | #endif |
3243 | case OP_LOAD: /* load */ |
3328 | case OP_LOAD: /* load */ |
3244 | if (file_interactive (SCHEME_A)) |
3329 | if (file_interactive (SCHEME_A)) |
3245 | { |
3330 | { |
3246 | xwrstr ("Loading "); xwrstr (strvalue (car (args))); xwrstr ("\n"); |
3331 | xwrstr ("Loading "); xwrstr (strvalue (car (args))); xwrstr ("\n"); |
3247 | //D fprintf (SCHEME_V->outport->object.port->rep.stdio.file, "Loading %s\n", strvalue (car (args))); |
3332 | //D fprintf (SCHEME_V->outport->object.port->rep.stdio.file, "Loading %s\n", strvalue (car (args))); |
… | |
… | |
3370 | } |
3455 | } |
3371 | else |
3456 | else |
3372 | s_return (SCHEME_V->code); |
3457 | s_return (SCHEME_V->code); |
3373 | |
3458 | |
3374 | case OP_E0ARGS: /* eval arguments */ |
3459 | case OP_E0ARGS: /* eval arguments */ |
3375 | if (is_macro (SCHEME_V->value)) /* macro expansion */ |
3460 | if (ecb_expect_false (is_macro (SCHEME_V->value))) /* macro expansion */ |
3376 | { |
3461 | { |
3377 | s_save (SCHEME_A_ OP_DOMACRO, NIL, NIL); |
3462 | s_save (SCHEME_A_ OP_DOMACRO, NIL, NIL); |
3378 | SCHEME_V->args = cons (SCHEME_V->code, NIL); |
3463 | SCHEME_V->args = cons (SCHEME_V->code, NIL); |
3379 | SCHEME_V->code = SCHEME_V->value; |
3464 | SCHEME_V->code = SCHEME_V->value; |
3380 | s_goto (OP_APPLY); |
3465 | s_goto (OP_APPLY); |
… | |
… | |
4115 | else |
4200 | else |
4116 | Error_0 ("modulo: division by zero"); |
4201 | Error_0 ("modulo: division by zero"); |
4117 | |
4202 | |
4118 | s_return (mk_number (SCHEME_A_ v)); |
4203 | s_return (mk_number (SCHEME_A_ v)); |
4119 | |
4204 | |
4120 | case OP_CAR: /* car */ |
4205 | /* the compiler will optimize this mess... */ |
4121 | s_return (caar (args)); |
4206 | case OP_CAR: op_car: s_return (car (x)); |
4122 | |
4207 | case OP_CDR: op_cdr: s_return (cdr (x)); |
4123 | case OP_CDR: /* cdr */ |
4208 | case OP_CAAR: op_caar: x = car (x); goto op_car; |
4124 | s_return (cdar (args)); |
4209 | case OP_CADR: op_cadr: x = cdr (x); goto op_car; |
|
|
4210 | case OP_CDAR: op_cdar: x = car (x); goto op_cdr; |
|
|
4211 | case OP_CDDR: op_cddr: x = cdr (x); goto op_cdr; |
|
|
4212 | case OP_CAAAR: op_caaar: x = car (x); goto op_caar; |
|
|
4213 | case OP_CAADR: op_caadr: x = cdr (x); goto op_caar; |
|
|
4214 | case OP_CADAR: op_cadar: x = car (x); goto op_cadr; |
|
|
4215 | case OP_CADDR: op_caddr: x = cdr (x); goto op_cadr; |
|
|
4216 | case OP_CDAAR: op_cdaar: x = car (x); goto op_cdar; |
|
|
4217 | case OP_CDADR: op_cdadr: x = cdr (x); goto op_cdar; |
|
|
4218 | case OP_CDDAR: op_cddar: x = car (x); goto op_cddr; |
|
|
4219 | case OP_CDDDR: op_cdddr: x = cdr (x); goto op_cddr; |
|
|
4220 | case OP_CAAAAR: x = car (x); goto op_caaar; |
|
|
4221 | case OP_CAAADR: x = cdr (x); goto op_caaar; |
|
|
4222 | case OP_CAADAR: x = car (x); goto op_caadr; |
|
|
4223 | case OP_CAADDR: x = cdr (x); goto op_caadr; |
|
|
4224 | case OP_CADAAR: x = car (x); goto op_cadar; |
|
|
4225 | case OP_CADADR: x = cdr (x); goto op_cadar; |
|
|
4226 | case OP_CADDAR: x = car (x); goto op_caddr; |
|
|
4227 | case OP_CADDDR: x = cdr (x); goto op_caddr; |
|
|
4228 | case OP_CDAAAR: x = car (x); goto op_cdaar; |
|
|
4229 | case OP_CDAADR: x = cdr (x); goto op_cdaar; |
|
|
4230 | case OP_CDADAR: x = car (x); goto op_cdadr; |
|
|
4231 | case OP_CDADDR: x = cdr (x); goto op_cdadr; |
|
|
4232 | case OP_CDDAAR: x = car (x); goto op_cddar; |
|
|
4233 | case OP_CDDADR: x = cdr (x); goto op_cddar; |
|
|
4234 | case OP_CDDDAR: x = car (x); goto op_cdddr; |
|
|
4235 | case OP_CDDDDR: x = cdr (x); goto op_cdddr; |
4125 | |
4236 | |
4126 | case OP_CONS: /* cons */ |
4237 | case OP_CONS: /* cons */ |
4127 | set_cdr (args, cadr (args)); |
4238 | set_cdr (args, cadr (args)); |
4128 | s_return (args); |
4239 | s_return (args); |
4129 | |
4240 | |
… | |
… | |
4378 | } |
4489 | } |
4379 | |
4490 | |
4380 | case OP_VECLEN: /* vector-length */ |
4491 | case OP_VECLEN: /* vector-length */ |
4381 | s_return (mk_integer (SCHEME_A_ veclength (x))); |
4492 | s_return (mk_integer (SCHEME_A_ veclength (x))); |
4382 | |
4493 | |
|
|
4494 | case OP_VECRESIZE: |
|
|
4495 | vector_resize (x, ivalue_unchecked (cadr (args)), caddr (args)); |
|
|
4496 | s_return (x); |
|
|
4497 | |
4383 | case OP_VECREF: /* vector-ref */ |
4498 | case OP_VECREF: /* vector-ref */ |
4384 | { |
4499 | { |
4385 | int index = ivalue_unchecked (cadr (args)); |
4500 | int index = ivalue_unchecked (cadr (args)); |
4386 | |
4501 | |
4387 | if (index >= veclength (car (args)) && USE_ERROR_CHECKING) |
4502 | if (index >= veclength (car (args)) && USE_ERROR_CHECKING) |
… | |
… | |
4447 | pointer d = cdr (args); |
4562 | pointer d = cdr (args); |
4448 | int r; |
4563 | int r; |
4449 | |
4564 | |
4450 | switch (op) |
4565 | switch (op) |
4451 | { |
4566 | { |
4452 | case OP_NOT: /* not */ r = is_false (a) ; break; |
4567 | case OP_NOT: /* not */ r = is_false (a) ; break; |
4453 | case OP_BOOLP: /* boolean? */ r = a == S_F || a == S_T; break; |
4568 | case OP_BOOLP: /* boolean? */ r = a == S_F || a == S_T ; break; |
4454 | case OP_EOFOBJP: /* eof-object? */ r = a == S_EOF ; break; |
4569 | case OP_EOFOBJP: /* eof-object? */ r = a == S_EOF ; break; |
4455 | case OP_NULLP: /* null? */ r = a == NIL ; break; |
4570 | case OP_NULLP: /* null? */ r = a == NIL ; break; |
4456 | case OP_SYMBOLP: /* symbol? */ r = is_symbol (a) ; break; |
4571 | case OP_SYMBOLP: /* symbol? */ r = is_symbol (a) ; break; |
|
|
4572 | case OP_GENSYMP: /* gensym? */ r = is_gensym (SCHEME_A_ a); break; |
4457 | case OP_NUMBERP: /* number? */ r = is_number (a) ; break; |
4573 | case OP_NUMBERP: /* number? */ r = is_number (a) ; break; |
4458 | case OP_STRINGP: /* string? */ r = is_string (a) ; break; |
4574 | case OP_STRINGP: /* string? */ r = is_string (a) ; break; |
4459 | case OP_INTEGERP: /* integer? */ r = is_integer (a) ; break; |
4575 | case OP_INTEGERP: /* integer? */ r = is_integer (a) ; break; |
4460 | case OP_REALP: /* real? */ r = is_number (a) ; break; /* all numbers are real */ |
4576 | case OP_REALP: /* real? */ r = is_number (a) ; break; /* all numbers are real */ |
4461 | case OP_CHARP: /* char? */ r = is_character (a) ; break; |
4577 | case OP_CHARP: /* char? */ r = is_character (a) ; break; |
4462 | |
4578 | |
4463 | #if USE_CHAR_CLASSIFIERS |
4579 | #if USE_CHAR_CLASSIFIERS |
4464 | case OP_CHARAP: /* char-alphabetic? */ r = Cisalpha (ivalue_unchecked (a)); break; |
4580 | case OP_CHARAP: /* char-alphabetic? */ r = Cisalpha (ivalue_unchecked (a)); break; |
4465 | case OP_CHARNP: /* char-numeric? */ r = Cisdigit (ivalue_unchecked (a)); break; |
4581 | case OP_CHARNP: /* char-numeric? */ r = Cisdigit (ivalue_unchecked (a)); break; |
4466 | case OP_CHARWP: /* char-whitespace? */ r = Cisspace (ivalue_unchecked (a)); break; |
4582 | case OP_CHARWP: /* char-whitespace? */ r = Cisspace (ivalue_unchecked (a)); break; |
… | |
… | |
4947 | s_return (mk_atom (SCHEME_A_ readstr_upto (SCHEME_A_ 0, DELIMITERS))); |
5063 | s_return (mk_atom (SCHEME_A_ readstr_upto (SCHEME_A_ 0, DELIMITERS))); |
4948 | |
5064 | |
4949 | case TOK_DOTATOM: |
5065 | case TOK_DOTATOM: |
4950 | SCHEME_V->strbuff[0] = '.'; |
5066 | SCHEME_V->strbuff[0] = '.'; |
4951 | s_return (mk_atom (SCHEME_A_ readstr_upto (SCHEME_A_ 1, DELIMITERS))); |
5067 | s_return (mk_atom (SCHEME_A_ readstr_upto (SCHEME_A_ 1, DELIMITERS))); |
|
|
5068 | |
|
|
5069 | case TOK_STRATOM: |
|
|
5070 | x = readstrexp (SCHEME_A_ '|'); |
|
|
5071 | //TODO: haven't checked whether the garbage collector could interfere |
|
|
5072 | s_return (mk_atom (SCHEME_A_ strvalue (x))); |
4952 | |
5073 | |
4953 | case TOK_DQUOTE: |
5074 | case TOK_DQUOTE: |
4954 | x = readstrexp (SCHEME_A_ '"'); |
5075 | x = readstrexp (SCHEME_A_ '"'); |
4955 | |
5076 | |
4956 | if (x == S_F) |
5077 | if (x == S_F) |
… | |
… | |
5203 | |
5324 | |
5204 | case OP_CLOSUREP: /* closure? */ |
5325 | case OP_CLOSUREP: /* closure? */ |
5205 | /* |
5326 | /* |
5206 | * Note, macro object is also a closure. |
5327 | * Note, macro object is also a closure. |
5207 | * Therefore, (closure? <#MACRO>) ==> #t |
5328 | * Therefore, (closure? <#MACRO>) ==> #t |
|
|
5329 | * (schmorp) well, obviously not, fix? TODO |
5208 | */ |
5330 | */ |
5209 | s_retbool (is_closure (a)); |
5331 | s_retbool (is_closure (a)); |
5210 | |
5332 | |
5211 | case OP_MACROP: /* macro? */ |
5333 | case OP_MACROP: /* macro? */ |
5212 | s_retbool (is_macro (a)); |
5334 | s_retbool (is_macro (a)); |
… | |
… | |
5453 | |
5575 | |
5454 | /* Hard-coded for the given keywords. Remember to rewrite if more are added! */ |
5576 | /* Hard-coded for the given keywords. Remember to rewrite if more are added! */ |
5455 | static int |
5577 | static int |
5456 | syntaxnum (pointer p) |
5578 | syntaxnum (pointer p) |
5457 | { |
5579 | { |
5458 | const char *s = strvalue (car (p)); |
5580 | const char *s = strvalue (p); |
5459 | |
5581 | |
5460 | switch (strlength (car (p))) |
5582 | switch (strlength (p)) |
5461 | { |
5583 | { |
5462 | case 2: |
5584 | case 2: |
5463 | if (s[0] == 'i') |
5585 | if (s[0] == 'i') |
5464 | return OP_IF0; /* if */ |
5586 | return OP_IF0; /* if */ |
5465 | else |
5587 | else |
… | |
… | |
5901 | # endif |
6023 | # endif |
5902 | int fin; |
6024 | int fin; |
5903 | char *file_name = InitFile; |
6025 | char *file_name = InitFile; |
5904 | int retcode; |
6026 | int retcode; |
5905 | int isfile = 1; |
6027 | int isfile = 1; |
|
|
6028 | system ("ps v $PPID");//D |
5906 | |
6029 | |
5907 | if (argc == 2 && strcmp (argv[1], "-?") == 0) |
6030 | if (argc == 2 && strcmp (argv[1], "-?") == 0) |
5908 | { |
6031 | { |
5909 | xwrstr ("Usage: tinyscheme -?\n"); |
6032 | xwrstr ("Usage: tinyscheme -?\n"); |
5910 | xwrstr ("or: tinyscheme [<file1> <file2> ...]\n"); |
6033 | xwrstr ("or: tinyscheme [<file1> <file2> ...]\n"); |