Annotation of OpenXM_contrib2/asir2000/gc/test.c, Revision 1.3
1.1 noro 1: /*
2: * Copyright 1988, 1989 Hans-J. Boehm, Alan J. Demers
3: * Copyright (c) 1991-1994 by Xerox Corporation. All rights reserved.
4: * Copyright (c) 1996 by Silicon Graphics. All rights reserved.
5: *
6: * THIS MATERIAL IS PROVIDED AS IS, WITH ABSOLUTELY NO WARRANTY EXPRESSED
7: * OR IMPLIED. ANY USE IS AT YOUR OWN RISK.
8: *
9: * Permission is hereby granted to use or copy this program
10: * for any purpose, provided the above notices are retained on all copies.
11: * Permission to modify the code and to distribute modified code is granted,
12: * provided the above notices are retained, and a notice that the code was
13: * modified is included with the above copyright notice.
14: */
15: /* An incomplete test for the garbage collector. */
16: /* Some more obscure entry points are not tested at all. */
17:
1.3 ! noro 18: # undef GC_BUILD
! 19:
1.1 noro 20: # if defined(mips) && defined(SYSTYPE_BSD43)
21: /* MIPS RISCOS 4 */
22: # else
23: # include <stdlib.h>
24: # endif
25: # include <stdio.h>
26: # include <assert.h> /* Not normally used, but handy for debugging. */
27: # include "gc.h"
28: # include "gc_typed.h"
29: # include "gc_priv.h" /* For output, locking, and some statistics */
30: # include "gcconfig.h"
31:
32: # ifdef MSWIN32
33: # include <windows.h>
34: # endif
35:
36: # ifdef PCR
37: # include "th/PCR_ThCrSec.h"
38: # include "th/PCR_Th.h"
39: # undef GC_printf0
40: # define GC_printf0 printf
41: # undef GC_printf1
42: # define GC_printf1 printf
43: # endif
44:
45: # ifdef SOLARIS_THREADS
46: # include <thread.h>
47: # include <synch.h>
48: # endif
49:
1.2 noro 50: # if defined(IRIX_THREADS) || defined(LINUX_THREADS) || defined(HPUX_THREADS)
1.1 noro 51: # include <pthread.h>
52: # endif
53:
54: # ifdef WIN32_THREADS
55: # include <process.h>
56: static CRITICAL_SECTION incr_cs;
57: # endif
58:
59: # ifdef AMIGA
60: long __stack = 200000;
61: # endif
62:
63: # define FAIL (void)abort()
64:
65: /* AT_END may be defined to excercise the interior pointer test */
66: /* if the collector is configured with ALL_INTERIOR_POINTERS. */
67: /* As it stands, this test should succeed with either */
68: /* configuration. In the FIND_LEAK configuration, it should */
69: /* find lots of leaks, since we free almost nothing. */
70:
71: struct SEXPR {
72: struct SEXPR * sexpr_car;
73: struct SEXPR * sexpr_cdr;
74: };
75:
76:
77: typedef struct SEXPR * sexpr;
78:
79: # define INT_TO_SEXPR(x) ((sexpr)(unsigned long)(x))
80:
81: # undef nil
82: # define nil (INT_TO_SEXPR(0))
83: # define car(x) ((x) -> sexpr_car)
84: # define cdr(x) ((x) -> sexpr_cdr)
85: # define is_nil(x) ((x) == nil)
86:
87:
88: int extra_count = 0; /* Amount of space wasted in cons node */
89:
90: /* Silly implementation of Lisp cons. Intentionally wastes lots of space */
91: /* to test collector. */
92: sexpr cons (x, y)
93: sexpr x;
94: sexpr y;
95: {
96: register sexpr r;
97: register int *p;
98: register int my_extra = extra_count;
99:
100: r = (sexpr) GC_MALLOC_STUBBORN(sizeof(struct SEXPR) + my_extra);
101: if (r == 0) {
102: (void)GC_printf0("Out of memory\n");
103: exit(1);
104: }
105: for (p = (int *)r;
106: ((char *)p) < ((char *)r) + my_extra + sizeof(struct SEXPR); p++) {
107: if (*p) {
108: (void)GC_printf1("Found nonzero at 0x%lx - allocator is broken\n",
109: (unsigned long)p);
110: FAIL;
111: }
112: *p = 13;
113: }
114: # ifdef AT_END
115: r = (sexpr)((char *)r + (my_extra & ~7));
116: # endif
117: r -> sexpr_car = x;
118: r -> sexpr_cdr = y;
119: my_extra++;
120: if ( my_extra >= 5000 ) {
121: extra_count = 0;
122: } else {
123: extra_count = my_extra;
124: }
125: GC_END_STUBBORN_CHANGE((char *)r);
126: return(r);
127: }
128:
129: sexpr small_cons (x, y)
130: sexpr x;
131: sexpr y;
132: {
133: register sexpr r;
134:
135: r = (sexpr) GC_MALLOC(sizeof(struct SEXPR));
136: if (r == 0) {
137: (void)GC_printf0("Out of memory\n");
138: exit(1);
139: }
140: r -> sexpr_car = x;
141: r -> sexpr_cdr = y;
142: return(r);
143: }
144:
145: sexpr small_cons_uncollectable (x, y)
146: sexpr x;
147: sexpr y;
148: {
149: register sexpr r;
150:
151: r = (sexpr) GC_MALLOC_UNCOLLECTABLE(sizeof(struct SEXPR));
152: if (r == 0) {
153: (void)GC_printf0("Out of memory\n");
154: exit(1);
155: }
156: r -> sexpr_car = x;
157: r -> sexpr_cdr = (sexpr)(~(unsigned long)y);
158: return(r);
159: }
160:
1.3 ! noro 161: #ifdef GC_GCJ_SUPPORT
! 162:
! 163: #include "gc_mark.h"
! 164: #include "dbg_mlc.h"
! 165: #include "include/gc_gcj.h"
! 166:
! 167: /* The following struct emulates the vtable in gcj. */
! 168: /* This assumes the default value of MARK_DESCR_OFFSET. */
! 169: struct fake_vtable {
! 170: void * dummy; /* class pointer in real gcj. */
! 171: size_t descr;
! 172: };
! 173:
! 174: struct fake_vtable gcj_class_struct1 = { 0, sizeof(struct SEXPR)
! 175: + sizeof(struct fake_vtable *) };
! 176: /* length based descriptor. */
! 177: struct fake_vtable gcj_class_struct2 =
! 178: { 0, (3l << (CPP_WORDSZ - 3)) | DS_BITMAP};
! 179: /* Bitmap based descriptor. */
! 180:
! 181: struct ms_entry * fake_gcj_mark_proc(word * addr,
! 182: struct ms_entry *mark_stack_ptr,
! 183: struct ms_entry *mark_stack_limit,
! 184: word env )
! 185: {
! 186: sexpr x;
! 187: if (1 == env) {
! 188: /* Object allocated with debug allocator. */
! 189: addr = (word *)USR_PTR_FROM_BASE(addr);
! 190: }
! 191: x = (sexpr)(addr + 1); /* Skip the vtable pointer. */
! 192: /* We could just call PUSH_CONTENTS directly here. But any real */
! 193: /* real client would try to filter out the obvious misses. */
! 194: if (0 != x -> sexpr_cdr) {
! 195: PUSH_CONTENTS((ptr_t)(x -> sexpr_cdr), mark_stack_ptr,
! 196: mark_stack_limit, &(x -> sexpr_cdr), exit1);
! 197: }
! 198: if ((ptr_t)(x -> sexpr_car) > GC_least_plausible_heap_addr) {
! 199: PUSH_CONTENTS((ptr_t)(x -> sexpr_car), mark_stack_ptr,
! 200: mark_stack_limit, &(x -> sexpr_car), exit2);
! 201: }
! 202: return(mark_stack_ptr);
! 203: }
! 204:
! 205: sexpr gcj_cons(x, y)
! 206: sexpr x;
! 207: sexpr y;
! 208: {
! 209: GC_word * r;
! 210: sexpr result;
! 211: static int count = 0;
! 212:
! 213: if (++count & 1) {
! 214: r = (GC_word *) GC_GCJ_FAST_MALLOC(3, &gcj_class_struct1);
! 215: } else {
! 216: r = (GC_word *) GC_GCJ_MALLOC(sizeof(struct SEXPR)
! 217: + sizeof(struct fake_vtable*),
! 218: &gcj_class_struct2);
! 219: }
! 220: if (r == 0) {
! 221: (void)GC_printf0("Out of memory\n");
! 222: exit(1);
! 223: }
! 224: result = (sexpr)(r + 1);
! 225: result -> sexpr_car = x;
! 226: result -> sexpr_cdr = y;
! 227: return(result);
! 228: }
! 229: #endif
! 230:
1.1 noro 231: /* Return reverse(x) concatenated with y */
232: sexpr reverse1(x, y)
233: sexpr x, y;
234: {
235: if (is_nil(x)) {
236: return(y);
237: } else {
238: return( reverse1(cdr(x), cons(car(x), y)) );
239: }
240: }
241:
242: sexpr reverse(x)
243: sexpr x;
244: {
245: return( reverse1(x, nil) );
246: }
247:
248: sexpr ints(low, up)
249: int low, up;
250: {
251: if (low > up) {
252: return(nil);
253: } else {
254: return(small_cons(small_cons(INT_TO_SEXPR(low), nil), ints(low+1, up)));
255: }
256: }
257:
1.3 ! noro 258: #ifdef GC_GCJ_SUPPORT
! 259: /* Return reverse(x) concatenated with y */
! 260: sexpr gcj_reverse1(x, y)
! 261: sexpr x, y;
! 262: {
! 263: if (is_nil(x)) {
! 264: return(y);
! 265: } else {
! 266: return( gcj_reverse1(cdr(x), gcj_cons(car(x), y)) );
! 267: }
! 268: }
! 269:
! 270: sexpr gcj_reverse(x)
! 271: sexpr x;
! 272: {
! 273: return( gcj_reverse1(x, nil) );
! 274: }
! 275:
! 276: sexpr gcj_ints(low, up)
! 277: int low, up;
! 278: {
! 279: if (low > up) {
! 280: return(nil);
! 281: } else {
! 282: return(gcj_cons(gcj_cons(INT_TO_SEXPR(low), nil), gcj_ints(low+1, up)));
! 283: }
! 284: }
! 285: #endif /* GC_GCJ_SUPPORT */
! 286:
1.1 noro 287: /* To check uncollectable allocation we build lists with disguised cdr */
288: /* pointers, and make sure they don't go away. */
289: sexpr uncollectable_ints(low, up)
290: int low, up;
291: {
292: if (low > up) {
293: return(nil);
294: } else {
295: return(small_cons_uncollectable(small_cons(INT_TO_SEXPR(low), nil),
296: uncollectable_ints(low+1, up)));
297: }
298: }
299:
300: void check_ints(list, low, up)
301: sexpr list;
302: int low, up;
303: {
304: if ((int)(GC_word)(car(car(list))) != low) {
305: (void)GC_printf0(
306: "List reversal produced incorrect list - collector is broken\n");
307: FAIL;
308: }
309: if (low == up) {
310: if (cdr(list) != nil) {
311: (void)GC_printf0("List too long - collector is broken\n");
312: FAIL;
313: }
314: } else {
315: check_ints(cdr(list), low+1, up);
316: }
317: }
318:
319: # define UNCOLLECTABLE_CDR(x) (sexpr)(~(unsigned long)(cdr(x)))
320:
321: void check_uncollectable_ints(list, low, up)
322: sexpr list;
323: int low, up;
324: {
325: assert(GC_is_marked(list));
326: if ((int)(GC_word)(car(car(list))) != low) {
327: (void)GC_printf0(
328: "Uncollectable list corrupted - collector is broken\n");
329: FAIL;
330: }
331: if (low == up) {
332: if (UNCOLLECTABLE_CDR(list) != nil) {
333: (void)GC_printf0("Uncollectable list too long - collector is broken\n");
334: FAIL;
335: }
336: } else {
337: check_uncollectable_ints(UNCOLLECTABLE_CDR(list), low+1, up);
338: }
339: }
340:
341: /* Not used, but useful for debugging: */
342: void print_int_list(x)
343: sexpr x;
344: {
345: if (is_nil(x)) {
346: (void)GC_printf0("NIL\n");
347: } else {
348: (void)GC_printf1("(%ld)", (long)(car(car(x))));
349: if (!is_nil(cdr(x))) {
350: (void)GC_printf0(", ");
351: (void)print_int_list(cdr(x));
352: } else {
353: (void)GC_printf0("\n");
354: }
355: }
356: }
357:
358: /* Try to force a to be strangely aligned */
359: struct {
360: char dummy;
361: sexpr aa;
362: } A;
363: #define a A.aa
364:
365: /*
366: * A tiny list reversal test to check thread creation.
367: */
368: #ifdef THREADS
369:
370: # ifdef WIN32_THREADS
371: unsigned __stdcall tiny_reverse_test(void * arg)
372: # else
373: void * tiny_reverse_test(void * arg)
374: # endif
375: {
376: check_ints(reverse(reverse(ints(1,10))), 1, 10);
377: return 0;
378: }
379:
380: # if defined(IRIX_THREADS) || defined(LINUX_THREADS) \
1.2 noro 381: || defined(SOLARIS_PTHREADS) || defined(HPUX_THREADS)
1.1 noro 382: void fork_a_thread()
383: {
384: pthread_t t;
385: int code;
386: if ((code = pthread_create(&t, 0, tiny_reverse_test, 0)) != 0) {
387: (void)GC_printf1("Small thread creation failed %lu\n",
388: (unsigned long)code);
389: FAIL;
390: }
391: if ((code = pthread_join(t, 0)) != 0) {
392: (void)GC_printf1("Small thread join failed %lu\n",
393: (unsigned long)code);
394: FAIL;
395: }
396: }
397:
398: # elif defined(WIN32_THREADS)
399: void fork_a_thread()
400: {
401: unsigned thread_id;
402: HANDLE h;
403: h = (HANDLE)_beginthreadex(NULL, 0, tiny_reverse_test,
404: 0, 0, &thread_id);
405: if (h == (HANDLE)-1) {
406: (void)GC_printf1("Small thread creation failed %lu\n",
407: (unsigned long)GetLastError());
408: FAIL;
409: }
410: if (WaitForSingleObject(h, INFINITE) != WAIT_OBJECT_0) {
411: (void)GC_printf1("Small thread wait failed %lu\n",
412: (unsigned long)GetLastError());
413: FAIL;
414: }
415: }
416:
417: /* # elif defined(SOLARIS_THREADS) */
418:
419: # else
420:
421: # define fork_a_thread()
422:
423: # endif
424:
425: #else
426:
427: # define fork_a_thread()
428:
429: #endif
430:
431: /*
432: * Repeatedly reverse lists built out of very different sized cons cells.
433: * Check that we didn't lose anything.
434: */
435: void reverse_test()
436: {
437: int i;
438: sexpr b;
439: sexpr c;
440: sexpr d;
441: sexpr e;
442: sexpr *f, *g, *h;
443: # if defined(MSWIN32) || defined(MACOS)
444: /* Win32S only allows 128K stacks */
445: # define BIG 1000
446: # else
447: # if defined PCR
448: /* PCR default stack is 100K. Stack frames are up to 120 bytes. */
449: # define BIG 700
450: # else
451: # define BIG 4500
452: # endif
453: # endif
454:
455: A.dummy = 17;
456: a = ints(1, 49);
457: b = ints(1, 50);
458: c = ints(1, BIG);
459: d = uncollectable_ints(1, 100);
460: e = uncollectable_ints(1, 1);
461: /* Check that realloc updates object descriptors correctly */
1.2 noro 462: f = (sexpr *)GC_MALLOC(4 * sizeof(sexpr));
463: f = (sexpr *)GC_REALLOC((GC_PTR)f, 6 * sizeof(sexpr));
1.1 noro 464: f[5] = ints(1,17);
1.2 noro 465: g = (sexpr *)GC_MALLOC(513 * sizeof(sexpr));
466: g = (sexpr *)GC_REALLOC((GC_PTR)g, 800 * sizeof(sexpr));
1.1 noro 467: g[799] = ints(1,18);
1.2 noro 468: h = (sexpr *)GC_MALLOC(1025 * sizeof(sexpr));
469: h = (sexpr *)GC_REALLOC((GC_PTR)h, 2000 * sizeof(sexpr));
1.3 ! noro 470: # ifdef GC_GCJ_SUPPORT
! 471: h[1999] = gcj_ints(1,200);
! 472: h[1999] = gcj_reverse(h[1999]);
! 473: # else
! 474: h[1999] = ints(1,200);
! 475: # endif
1.1 noro 476: /* Try to force some collections and reuse of small list elements */
477: for (i = 0; i < 10; i++) {
478: (void)ints(1, BIG);
479: }
480: /* Superficially test interior pointer recognition on stack */
481: c = (sexpr)((char *)c + sizeof(char *));
482: d = (sexpr)((char *)d + sizeof(char *));
483:
484: # ifdef __STDC__
485: GC_FREE((void *)e);
486: # else
487: GC_FREE((char *)e);
488: # endif
489: check_ints(b,1,50);
490: check_ints(a,1,49);
491: for (i = 0; i < 50; i++) {
492: check_ints(b,1,50);
493: b = reverse(reverse(b));
494: }
495: check_ints(b,1,50);
496: check_ints(a,1,49);
497: for (i = 0; i < 60; i++) {
498: if (i % 10 == 0) fork_a_thread();
499: /* This maintains the invariant that a always points to a list of */
500: /* 49 integers. Thus this is thread safe without locks, */
501: /* assuming atomic pointer assignments. */
502: a = reverse(reverse(a));
503: # if !defined(AT_END) && !defined(THREADS)
504: /* This is not thread safe, since realloc explicitly deallocates */
505: if (i & 1) {
506: a = (sexpr)GC_REALLOC((GC_PTR)a, 500);
507: } else {
508: a = (sexpr)GC_REALLOC((GC_PTR)a, 8200);
509: }
510: # endif
511: }
512: check_ints(a,1,49);
513: check_ints(b,1,50);
514: c = (sexpr)((char *)c - sizeof(char *));
515: d = (sexpr)((char *)d - sizeof(char *));
516: check_ints(c,1,BIG);
517: check_uncollectable_ints(d, 1, 100);
518: check_ints(f[5], 1,17);
519: check_ints(g[799], 1,18);
1.3 ! noro 520: # ifdef GC_GCJ_SUPPORT
! 521: h[1999] = gcj_reverse(h[1999]);
! 522: # endif
! 523: check_ints(h[1999], 1,200);
1.1 noro 524: # ifndef THREADS
525: a = 0;
526: # endif
527: b = c = 0;
528: }
529:
530: /*
531: * The rest of this builds balanced binary trees, checks that they don't
532: * disappear, and tests finalization.
533: */
534: typedef struct treenode {
535: int level;
536: struct treenode * lchild;
537: struct treenode * rchild;
538: } tn;
539:
540: int finalizable_count = 0;
541: int finalized_count = 0;
542: VOLATILE int dropped_something = 0;
543:
544: # ifdef __STDC__
545: void finalizer(void * obj, void * client_data)
546: # else
547: void finalizer(obj, client_data)
548: char * obj;
549: char * client_data;
550: # endif
551: {
552: tn * t = (tn *)obj;
553:
554: # ifdef PCR
555: PCR_ThCrSec_EnterSys();
556: # endif
557: # ifdef SOLARIS_THREADS
558: static mutex_t incr_lock;
559: mutex_lock(&incr_lock);
560: # endif
1.2 noro 561: # if defined(IRIX_THREADS) || defined(LINUX_THREADS) || defined(HPUX_THREADS)
1.1 noro 562: static pthread_mutex_t incr_lock = PTHREAD_MUTEX_INITIALIZER;
563: pthread_mutex_lock(&incr_lock);
564: # endif
565: # ifdef WIN32_THREADS
566: EnterCriticalSection(&incr_cs);
567: # endif
568: if ((int)(GC_word)client_data != t -> level) {
569: (void)GC_printf0("Wrong finalization data - collector is broken\n");
570: FAIL;
571: }
572: finalized_count++;
573: # ifdef PCR
574: PCR_ThCrSec_ExitSys();
575: # endif
576: # ifdef SOLARIS_THREADS
577: mutex_unlock(&incr_lock);
578: # endif
1.2 noro 579: # if defined(IRIX_THREADS) || defined(LINUX_THREADS) || defined(HPUX_THREADS)
1.1 noro 580: pthread_mutex_unlock(&incr_lock);
581: # endif
582: # ifdef WIN32_THREADS
583: LeaveCriticalSection(&incr_cs);
584: # endif
585: }
586:
587: size_t counter = 0;
588:
589: # define MAX_FINALIZED 8000
590:
591: # if !defined(MACOS)
592: GC_FAR GC_word live_indicators[MAX_FINALIZED] = {0};
593: #else
594: /* Too big for THINK_C. have to allocate it dynamically. */
595: GC_word *live_indicators = 0;
596: #endif
597:
598: int live_indicators_count = 0;
599:
600: tn * mktree(n)
601: int n;
602: {
603: tn * result = (tn *)GC_MALLOC(sizeof(tn));
604:
605: #if defined(MACOS)
606: /* get around static data limitations. */
607: if (!live_indicators)
608: live_indicators =
609: (GC_word*)NewPtrClear(MAX_FINALIZED * sizeof(GC_word));
610: if (!live_indicators) {
611: (void)GC_printf0("Out of memory\n");
612: exit(1);
613: }
614: #endif
615: if (n == 0) return(0);
616: if (result == 0) {
617: (void)GC_printf0("Out of memory\n");
618: exit(1);
619: }
620: result -> level = n;
621: result -> lchild = mktree(n-1);
622: result -> rchild = mktree(n-1);
623: if (counter++ % 17 == 0 && n >= 2) {
624: tn * tmp = result -> lchild -> rchild;
625:
626: result -> lchild -> rchild = result -> rchild -> lchild;
627: result -> rchild -> lchild = tmp;
628: }
629: if (counter++ % 119 == 0) {
630: int my_index;
631:
632: {
633: # ifdef PCR
634: PCR_ThCrSec_EnterSys();
635: # endif
636: # ifdef SOLARIS_THREADS
637: static mutex_t incr_lock;
638: mutex_lock(&incr_lock);
639: # endif
1.2 noro 640: # if defined(IRIX_THREADS) || defined(LINUX_THREADS) \
641: || defined(HPUX_THREADS)
1.1 noro 642: static pthread_mutex_t incr_lock = PTHREAD_MUTEX_INITIALIZER;
643: pthread_mutex_lock(&incr_lock);
644: # endif
645: # ifdef WIN32_THREADS
646: EnterCriticalSection(&incr_cs);
647: # endif
648: /* Losing a count here causes erroneous report of failure. */
649: finalizable_count++;
650: my_index = live_indicators_count++;
651: # ifdef PCR
652: PCR_ThCrSec_ExitSys();
653: # endif
654: # ifdef SOLARIS_THREADS
655: mutex_unlock(&incr_lock);
656: # endif
1.2 noro 657: # if defined(IRIX_THREADS) || defined(LINUX_THREADS) \
658: || defined(HPUX_THREADS)
1.1 noro 659: pthread_mutex_unlock(&incr_lock);
660: # endif
661: # ifdef WIN32_THREADS
662: LeaveCriticalSection(&incr_cs);
663: # endif
664: }
665:
666: GC_REGISTER_FINALIZER((GC_PTR)result, finalizer, (GC_PTR)(GC_word)n,
667: (GC_finalization_proc *)0, (GC_PTR *)0);
668: if (my_index >= MAX_FINALIZED) {
669: GC_printf0("live_indicators overflowed\n");
670: FAIL;
671: }
672: live_indicators[my_index] = 13;
673: if (GC_GENERAL_REGISTER_DISAPPEARING_LINK(
674: (GC_PTR *)(&(live_indicators[my_index])),
675: (GC_PTR)result) != 0) {
676: GC_printf0("GC_general_register_disappearing_link failed\n");
677: FAIL;
678: }
679: if (GC_unregister_disappearing_link(
680: (GC_PTR *)
681: (&(live_indicators[my_index]))) == 0) {
682: GC_printf0("GC_unregister_disappearing_link failed\n");
683: FAIL;
684: }
685: if (GC_GENERAL_REGISTER_DISAPPEARING_LINK(
686: (GC_PTR *)(&(live_indicators[my_index])),
687: (GC_PTR)result) != 0) {
688: GC_printf0("GC_general_register_disappearing_link failed 2\n");
689: FAIL;
690: }
691: }
692: return(result);
693: }
694:
695: void chktree(t,n)
696: tn *t;
697: int n;
698: {
699: if (n == 0 && t != 0) {
700: (void)GC_printf0("Clobbered a leaf - collector is broken\n");
701: FAIL;
702: }
703: if (n == 0) return;
704: if (t -> level != n) {
705: (void)GC_printf1("Lost a node at level %lu - collector is broken\n",
706: (unsigned long)n);
707: FAIL;
708: }
709: if (counter++ % 373 == 0) (void) GC_MALLOC(counter%5001);
710: chktree(t -> lchild, n-1);
711: if (counter++ % 73 == 0) (void) GC_MALLOC(counter%373);
712: chktree(t -> rchild, n-1);
713: }
714:
715: # if defined(SOLARIS_THREADS) && !defined(_SOLARIS_PTHREADS)
716: thread_key_t fl_key;
717:
718: void * alloc8bytes()
719: {
1.2 noro 720: # if defined(SMALL_CONFIG) || defined(GC_DEBUG)
721: return(GC_MALLOC(8));
1.1 noro 722: # else
723: void ** my_free_list_ptr;
724: void * my_free_list;
725:
726: if (thr_getspecific(fl_key, (void **)(&my_free_list_ptr)) != 0) {
727: (void)GC_printf0("thr_getspecific failed\n");
728: FAIL;
729: }
730: if (my_free_list_ptr == 0) {
731: my_free_list_ptr = GC_NEW_UNCOLLECTABLE(void *);
732: if (thr_setspecific(fl_key, my_free_list_ptr) != 0) {
733: (void)GC_printf0("thr_setspecific failed\n");
734: FAIL;
735: }
736: }
737: my_free_list = *my_free_list_ptr;
738: if (my_free_list == 0) {
739: my_free_list = GC_malloc_many(8);
740: if (my_free_list == 0) {
741: (void)GC_printf0("alloc8bytes out of memory\n");
742: FAIL;
743: }
744: }
745: *my_free_list_ptr = GC_NEXT(my_free_list);
746: GC_NEXT(my_free_list) = 0;
747: return(my_free_list);
748: # endif
749: }
750:
751: #else
752:
753: # if defined(_SOLARIS_PTHREADS) || defined(IRIX_THREADS) \
1.2 noro 754: || defined(LINUX_THREADS) || defined(HPUX_THREADS)
1.1 noro 755: pthread_key_t fl_key;
756:
757: void * alloc8bytes()
758: {
759: # ifdef SMALL_CONFIG
760: return(GC_malloc(8));
761: # else
762: void ** my_free_list_ptr;
763: void * my_free_list;
764:
765: my_free_list_ptr = (void **)pthread_getspecific(fl_key);
766: if (my_free_list_ptr == 0) {
767: my_free_list_ptr = GC_NEW_UNCOLLECTABLE(void *);
768: if (pthread_setspecific(fl_key, my_free_list_ptr) != 0) {
769: (void)GC_printf0("pthread_setspecific failed\n");
770: FAIL;
771: }
772: }
773: my_free_list = *my_free_list_ptr;
774: if (my_free_list == 0) {
775: my_free_list = GC_malloc_many(8);
776: if (my_free_list == 0) {
777: (void)GC_printf0("alloc8bytes out of memory\n");
778: FAIL;
779: }
780: }
781: *my_free_list_ptr = GC_NEXT(my_free_list);
782: GC_NEXT(my_free_list) = 0;
783: return(my_free_list);
784: # endif
785: }
786:
787: # else
788: # define alloc8bytes() GC_MALLOC_ATOMIC(8)
789: # endif
790: #endif
791:
792: void alloc_small(n)
793: int n;
794: {
795: register int i;
796:
797: for (i = 0; i < n; i += 8) {
798: if (alloc8bytes() == 0) {
799: (void)GC_printf0("Out of memory\n");
800: FAIL;
801: }
802: }
803: }
804:
805: # if defined(THREADS) && defined(GC_DEBUG)
806: # define TREE_HEIGHT 15
807: # else
808: # define TREE_HEIGHT 16
809: # endif
810: void tree_test()
811: {
812: tn * root;
813: register int i;
814:
815: root = mktree(TREE_HEIGHT);
816: alloc_small(5000000);
817: chktree(root, TREE_HEIGHT);
818: if (finalized_count && ! dropped_something) {
819: (void)GC_printf0("Premature finalization - collector is broken\n");
820: FAIL;
821: }
822: dropped_something = 1;
823: GC_noop(root); /* Root needs to remain live until */
824: /* dropped_something is set. */
825: root = mktree(TREE_HEIGHT);
826: chktree(root, TREE_HEIGHT);
827: for (i = TREE_HEIGHT; i >= 0; i--) {
828: root = mktree(i);
829: chktree(root, i);
830: }
831: alloc_small(5000000);
832: }
833:
834: unsigned n_tests = 0;
835:
836: GC_word bm_huge[10] = {
837: 0xffffffff,
838: 0xffffffff,
839: 0xffffffff,
840: 0xffffffff,
841: 0xffffffff,
842: 0xffffffff,
843: 0xffffffff,
844: 0xffffffff,
845: 0xffffffff,
846: 0x00ffffff,
847: };
848:
849:
850: /* A very simple test of explicitly typed allocation */
851: void typed_test()
852: {
853: GC_word * old, * new;
854: GC_word bm3 = 0x3;
855: GC_word bm2 = 0x2;
856: GC_word bm_large = 0xf7ff7fff;
857: GC_descr d1 = GC_make_descriptor(&bm3, 2);
858: GC_descr d2 = GC_make_descriptor(&bm2, 2);
859: # ifndef LINT
860: GC_descr dummy = GC_make_descriptor(&bm_large, 32);
861: # endif
862: GC_descr d3 = GC_make_descriptor(&bm_large, 32);
863: GC_descr d4 = GC_make_descriptor(bm_huge, 320);
864: GC_word * x = (GC_word *)GC_malloc_explicitly_typed(2000, d4);
865: register int i;
866:
867: old = 0;
868: for (i = 0; i < 4000; i++) {
869: new = (GC_word *) GC_malloc_explicitly_typed(4 * sizeof(GC_word), d1);
1.3 ! noro 870: if (0 != new[0] || 0 != new[1]) {
! 871: GC_printf0("Bad initialization by GC_malloc_explicitly_typed\n");
! 872: FAIL;
! 873: }
1.1 noro 874: new[0] = 17;
875: new[1] = (GC_word)old;
876: old = new;
877: new = (GC_word *) GC_malloc_explicitly_typed(4 * sizeof(GC_word), d2);
878: new[0] = 17;
879: new[1] = (GC_word)old;
880: old = new;
881: new = (GC_word *) GC_malloc_explicitly_typed(33 * sizeof(GC_word), d3);
882: new[0] = 17;
883: new[1] = (GC_word)old;
884: old = new;
885: new = (GC_word *) GC_calloc_explicitly_typed(4, 2 * sizeof(GC_word),
886: d1);
887: new[0] = 17;
888: new[1] = (GC_word)old;
889: old = new;
890: if (i & 0xff) {
891: new = (GC_word *) GC_calloc_explicitly_typed(7, 3 * sizeof(GC_word),
892: d2);
893: } else {
894: new = (GC_word *) GC_calloc_explicitly_typed(1001,
895: 3 * sizeof(GC_word),
896: d2);
1.3 ! noro 897: if (0 != new[0] || 0 != new[1]) {
! 898: GC_printf0("Bad initialization by GC_malloc_explicitly_typed\n");
! 899: FAIL;
! 900: }
1.1 noro 901: }
902: new[0] = 17;
903: new[1] = (GC_word)old;
904: old = new;
905: }
906: for (i = 0; i < 20000; i++) {
907: if (new[0] != 17) {
908: (void)GC_printf1("typed alloc failed at %lu\n",
909: (unsigned long)i);
910: FAIL;
911: }
912: new[0] = 0;
913: old = new;
914: new = (GC_word *)(old[1]);
915: }
916: GC_gcollect();
917: GC_noop(x);
918: }
919:
920: int fail_count = 0;
921:
922: #ifndef __STDC__
923: /*ARGSUSED*/
924: void fail_proc1(x)
925: GC_PTR x;
926: {
927: fail_count++;
928: }
929:
930: #else
931:
932: /*ARGSUSED*/
933: void fail_proc1(GC_PTR x)
934: {
935: fail_count++;
936: }
937:
938: #endif /* __STDC__ */
939:
940: #ifdef THREADS
941: # define TEST_FAIL_COUNT(n) 1
942: #else
943: # define TEST_FAIL_COUNT(n) (fail_count >= (n))
944: #endif
945:
946: void run_one_test()
947: {
948: char *x;
949: # ifdef LINT
950: char *y = 0;
951: # else
952: char *y = (char *)(size_t)fail_proc1;
953: # endif
954: DCL_LOCK_STATE;
955:
956: # ifdef FIND_LEAK
957: (void)GC_printf0(
958: "This test program is not designed for leak detection mode\n");
959: (void)GC_printf0("Expect lots of problems.\n");
960: # endif
961: if (GC_size(GC_malloc(7)) != 8
962: || GC_size(GC_malloc(15)) != 16) {
963: (void)GC_printf0("GC_size produced unexpected results\n");
964: FAIL;
965: }
966: if (GC_size(GC_malloc(0)) != 4 && GC_size(GC_malloc(0)) != 8) {
967: (void)GC_printf0("GC_malloc(0) failed\n");
968: FAIL;
969: }
970: if (GC_size(GC_malloc_uncollectable(0)) != 4
971: && GC_size(GC_malloc_uncollectable(0)) != 8) {
972: (void)GC_printf0("GC_malloc_uncollectable(0) failed\n");
973: FAIL;
974: }
1.2 noro 975: GC_FREE(0);
1.1 noro 976: GC_is_valid_displacement_print_proc = fail_proc1;
977: GC_is_visible_print_proc = fail_proc1;
978: x = GC_malloc(16);
979: if (GC_base(x + 13) != x) {
980: (void)GC_printf0("GC_base(heap ptr) produced incorrect result\n");
981: FAIL;
982: }
983: # ifndef PCR
984: if (GC_base(y) != 0) {
985: (void)GC_printf0("GC_base(fn_ptr) produced incorrect result\n");
986: FAIL;
987: }
988: # endif
989: if (GC_same_obj(x+5, x) != x + 5) {
990: (void)GC_printf0("GC_same_obj produced incorrect result\n");
991: FAIL;
992: }
993: if (GC_is_visible(y) != y || GC_is_visible(x) != x) {
994: (void)GC_printf0("GC_is_visible produced incorrect result\n");
995: FAIL;
996: }
997: if (!TEST_FAIL_COUNT(1)) {
1.2 noro 998: # if!(defined(RS6000) || defined(POWERPC) || defined(IA64))
1.1 noro 999: /* ON RS6000s function pointers point to a descriptor in the */
1000: /* data segment, so there should have been no failures. */
1001: (void)GC_printf0("GC_is_visible produced wrong failure indication\n");
1002: FAIL;
1003: # endif
1004: }
1005: if (GC_is_valid_displacement(y) != y
1006: || GC_is_valid_displacement(x) != x
1007: || GC_is_valid_displacement(x + 3) != x + 3) {
1008: (void)GC_printf0(
1009: "GC_is_valid_displacement produced incorrect result\n");
1010: FAIL;
1011: }
1012: # ifndef ALL_INTERIOR_POINTERS
1013: # if defined(RS6000) || defined(POWERPC)
1014: if (!TEST_FAIL_COUNT(1)) {
1015: # else
1016: if (!TEST_FAIL_COUNT(2)) {
1017: # endif
1018: (void)GC_printf0("GC_is_valid_displacement produced wrong failure indication\n");
1019: FAIL;
1020: }
1021: # endif
1022: /* Test floating point alignment */
1023: *(double *)GC_MALLOC(sizeof(double)) = 1.0;
1024: *(double *)GC_MALLOC(sizeof(double)) = 1.0;
1.3 ! noro 1025: # ifdef GC_GCJ_SUPPORT
! 1026: GC_REGISTER_DISPLACEMENT(sizeof(struct fake_vtable *));
! 1027: GC_init_gcj_malloc(0, (void *)fake_gcj_mark_proc);
! 1028: # endif
1.1 noro 1029: /* Repeated list reversal test. */
1030: reverse_test();
1031: # ifdef PRINTSTATS
1032: GC_printf0("-------------Finished reverse_test\n");
1033: # endif
1034: typed_test();
1035: # ifdef PRINTSTATS
1036: GC_printf0("-------------Finished typed_test\n");
1037: # endif
1038: tree_test();
1039: LOCK();
1040: n_tests++;
1041: UNLOCK();
1042: /* GC_printf1("Finished %x\n", pthread_self()); */
1043: }
1044:
1045: void check_heap_stats()
1046: {
1047: unsigned long max_heap_sz;
1048: register int i;
1049: int still_live;
1050: int late_finalize_count = 0;
1051:
1052: if (sizeof(char *) > 4) {
1053: max_heap_sz = 15000000;
1054: } else {
1055: max_heap_sz = 11000000;
1056: }
1057: # ifdef GC_DEBUG
1058: max_heap_sz *= 2;
1059: # ifdef SPARC
1060: max_heap_sz *= 2;
1061: # endif
1062: # endif
1063: /* Garbage collect repeatedly so that all inaccessible objects */
1064: /* can be finalized. */
1065: while (GC_collect_a_little()) { }
1066: for (i = 0; i < 16; i++) {
1067: GC_gcollect();
1068: late_finalize_count += GC_invoke_finalizers();
1069: }
1070: (void)GC_printf1("Completed %lu tests\n", (unsigned long)n_tests);
1071: (void)GC_printf2("Finalized %lu/%lu objects - ",
1072: (unsigned long)finalized_count,
1073: (unsigned long)finalizable_count);
1074: # ifdef FINALIZE_ON_DEMAND
1075: if (finalized_count != late_finalize_count) {
1076: (void)GC_printf0("Demand finalization error\n");
1077: FAIL;
1078: }
1079: # endif
1080: if (finalized_count > finalizable_count
1081: || finalized_count < finalizable_count/2) {
1082: (void)GC_printf0("finalization is probably broken\n");
1083: FAIL;
1084: } else {
1085: (void)GC_printf0("finalization is probably ok\n");
1086: }
1087: still_live = 0;
1088: for (i = 0; i < MAX_FINALIZED; i++) {
1089: if (live_indicators[i] != 0) {
1090: still_live++;
1091: }
1092: }
1093: i = finalizable_count - finalized_count - still_live;
1094: if (0 != i) {
1095: (void)GC_printf2
1096: ("%lu disappearing links remain and %lu more objects were not finalized\n",
1097: (unsigned long) still_live, (unsigned long)i);
1098: if (i > 10) {
1099: GC_printf0("\tVery suspicious!\n");
1100: } else {
1101: GC_printf0("\tSlightly suspicious, but probably OK.\n");
1102: }
1103: }
1104: (void)GC_printf1("Total number of bytes allocated is %lu\n",
1105: (unsigned long)
1106: WORDS_TO_BYTES(GC_words_allocd + GC_words_allocd_before_gc));
1107: (void)GC_printf1("Final heap size is %lu bytes\n",
1108: (unsigned long)GC_get_heap_size());
1109: if (WORDS_TO_BYTES(GC_words_allocd + GC_words_allocd_before_gc)
1110: < 33500000*n_tests) {
1111: (void)GC_printf0("Incorrect execution - missed some allocations\n");
1112: FAIL;
1113: }
1114: if (GC_get_heap_size() > max_heap_sz*n_tests) {
1115: (void)GC_printf0("Unexpected heap growth - collector may be broken\n");
1116: FAIL;
1117: }
1118: (void)GC_printf0("Collector appears to work\n");
1119: }
1120:
1121: #if defined(MACOS)
1122: void SetMinimumStack(long minSize)
1123: {
1124: long newApplLimit;
1125:
1126: if (minSize > LMGetDefltStack())
1127: {
1128: newApplLimit = (long) GetApplLimit()
1129: - (minSize - LMGetDefltStack());
1130: SetApplLimit((Ptr) newApplLimit);
1131: MaxApplZone();
1132: }
1133: }
1134:
1135: #define cMinStackSpace (512L * 1024L)
1136:
1137: #endif
1138:
1139: #ifdef __STDC__
1140: void warn_proc(char *msg, GC_word p)
1141: #else
1142: void warn_proc(msg, p)
1143: char *msg;
1144: GC_word p;
1145: #endif
1146: {
1147: GC_printf1(msg, (unsigned long)p);
1148: FAIL;
1149: }
1150:
1151:
1152: #if !defined(PCR) && !defined(SOLARIS_THREADS) && !defined(WIN32_THREADS) \
1.2 noro 1153: && !defined(IRIX_THREADS) && !defined(LINUX_THREADS) \
1154: && !defined(HPUX_THREADS) || defined(LINT)
1.3 ! noro 1155: #if defined(MSWIN32) && !defined(__MINGW32__)
1.1 noro 1156: int APIENTRY WinMain(HINSTANCE instance, HINSTANCE prev, LPSTR cmd, int n)
1157: #else
1158: int main()
1159: #endif
1160: {
1161: # if defined(DJGPP)
1162: int dummy;
1163: # endif
1164: n_tests = 0;
1165:
1166: # if defined(DJGPP)
1167: /* No good way to determine stack base from library; do it */
1168: /* manually on this platform. */
1169: GC_stackbottom = (GC_PTR)(&dummy);
1170: # endif
1171: # if defined(MACOS)
1172: /* Make sure we have lots and lots of stack space. */
1173: SetMinimumStack(cMinStackSpace);
1174: /* Cheat and let stdio initialize toolbox for us. */
1175: printf("Testing GC Macintosh port.\n");
1176: # endif
1177: GC_INIT(); /* Only needed if gc is dynamic library. */
1178: (void) GC_set_warn_proc(warn_proc);
1179: # if defined(MPROTECT_VDB) || defined(PROC_VDB)
1180: GC_enable_incremental();
1181: (void) GC_printf0("Switched to incremental mode\n");
1182: # if defined(MPROTECT_VDB)
1183: (void)GC_printf0("Emulating dirty bits with mprotect/signals\n");
1184: # else
1185: (void)GC_printf0("Reading dirty bits from /proc\n");
1186: # endif
1187: # endif
1188: run_one_test();
1189: check_heap_stats();
1190: (void)fflush(stdout);
1191: # ifdef LINT
1192: /* Entry points we should be testing, but aren't. */
1193: /* Some can be tested by defining GC_DEBUG at the top of this file */
1194: /* This is a bit SunOS4 specific. */
1195: GC_noop(GC_expand_hp, GC_add_roots, GC_clear_roots,
1196: GC_register_disappearing_link,
1197: GC_register_finalizer_ignore_self,
1198: GC_debug_register_displacement,
1199: GC_print_obj, GC_debug_change_stubborn,
1200: GC_debug_end_stubborn_change, GC_debug_malloc_uncollectable,
1201: GC_debug_free, GC_debug_realloc, GC_generic_malloc_words_small,
1202: GC_init, GC_make_closure, GC_debug_invoke_finalizer,
1203: GC_page_was_ever_dirty, GC_is_fresh,
1204: GC_malloc_ignore_off_page, GC_malloc_atomic_ignore_off_page,
1205: GC_set_max_heap_size, GC_get_bytes_since_gc,
1206: GC_pre_incr, GC_post_incr);
1207: # endif
1208: # ifdef MSWIN32
1209: GC_win32_free_heap();
1210: # endif
1211: return(0);
1212: }
1213: # endif
1214:
1215: #ifdef WIN32_THREADS
1216:
1217: unsigned __stdcall thr_run_one_test(void *arg)
1218: {
1219: run_one_test();
1220: return 0;
1221: }
1222:
1223: #define NTEST 2
1224:
1225: int APIENTRY WinMain(HINSTANCE instance, HINSTANCE prev, LPSTR cmd, int n)
1226: {
1227: # if NTEST > 0
1228: HANDLE h[NTEST];
1229: # endif
1230: int i;
1231: unsigned thread_id;
1232: # if 0
1233: GC_enable_incremental();
1234: # endif
1235: InitializeCriticalSection(&incr_cs);
1236: (void) GC_set_warn_proc(warn_proc);
1.3 ! noro 1237: # if NTEST > 0
! 1238: for (i = 0; i < NTEST; i++) {
1.1 noro 1239: h[i] = (HANDLE)_beginthreadex(NULL, 0, thr_run_one_test, 0, 0, &thread_id);
1240: if (h[i] == (HANDLE)-1) {
1241: (void)GC_printf1("Thread creation failed %lu\n", (unsigned long)GetLastError());
1242: FAIL;
1243: }
1.3 ! noro 1244: }
! 1245: # endif /* NTEST > 0 */
1.1 noro 1246: run_one_test();
1.3 ! noro 1247: # if NTEST > 0
! 1248: for (i = 0; i < NTEST; i++) {
1.1 noro 1249: if (WaitForSingleObject(h[i], INFINITE) != WAIT_OBJECT_0) {
1250: (void)GC_printf1("Thread wait failed %lu\n", (unsigned long)GetLastError());
1251: FAIL;
1252: }
1.3 ! noro 1253: }
! 1254: # endif /* NTEST > 0 */
1.1 noro 1255: check_heap_stats();
1256: (void)fflush(stdout);
1257: return(0);
1258: }
1259:
1260: #endif /* WIN32_THREADS */
1261:
1262:
1263: #ifdef PCR
1264: test()
1265: {
1266: PCR_Th_T * th1;
1267: PCR_Th_T * th2;
1268: int code;
1269:
1270: n_tests = 0;
1271: /* GC_enable_incremental(); */
1272: (void) GC_set_warn_proc(warn_proc);
1273: th1 = PCR_Th_Fork(run_one_test, 0);
1274: th2 = PCR_Th_Fork(run_one_test, 0);
1275: run_one_test();
1276: if (PCR_Th_T_Join(th1, &code, NIL, PCR_allSigsBlocked, PCR_waitForever)
1277: != PCR_ERes_okay || code != 0) {
1278: (void)GC_printf0("Thread 1 failed\n");
1279: }
1280: if (PCR_Th_T_Join(th2, &code, NIL, PCR_allSigsBlocked, PCR_waitForever)
1281: != PCR_ERes_okay || code != 0) {
1282: (void)GC_printf0("Thread 2 failed\n");
1283: }
1284: check_heap_stats();
1285: (void)fflush(stdout);
1286: return(0);
1287: }
1288: #endif
1289:
1.2 noro 1290: #if defined(SOLARIS_THREADS) || defined(IRIX_THREADS) \
1291: || defined(HPUX_THREADS) || defined(LINUX_THREADS)
1.1 noro 1292: void * thr_run_one_test(void * arg)
1293: {
1294: run_one_test();
1295: return(0);
1296: }
1297:
1298: #ifdef GC_DEBUG
1299: # define GC_free GC_debug_free
1300: #endif
1301:
1302: #ifdef SOLARIS_THREADS
1303: main()
1304: {
1305: thread_t th1;
1306: thread_t th2;
1307: int code;
1308:
1309: n_tests = 0;
1310: GC_INIT(); /* Only needed if gc is dynamic library. */
1311: GC_enable_incremental();
1312: (void) GC_set_warn_proc(warn_proc);
1313: if (thr_keycreate(&fl_key, GC_free) != 0) {
1314: (void)GC_printf1("Key creation failed %lu\n", (unsigned long)code);
1315: FAIL;
1316: }
1317: if ((code = thr_create(0, 1024*1024, thr_run_one_test, 0, 0, &th1)) != 0) {
1318: (void)GC_printf1("Thread 1 creation failed %lu\n", (unsigned long)code);
1319: FAIL;
1320: }
1321: if ((code = thr_create(0, 1024*1024, thr_run_one_test, 0, THR_NEW_LWP, &th2)) != 0) {
1322: (void)GC_printf1("Thread 2 creation failed %lu\n", (unsigned long)code);
1323: FAIL;
1324: }
1325: run_one_test();
1326: if ((code = thr_join(th1, 0, 0)) != 0) {
1327: (void)GC_printf1("Thread 1 failed %lu\n", (unsigned long)code);
1328: FAIL;
1329: }
1330: if (thr_join(th2, 0, 0) != 0) {
1331: (void)GC_printf1("Thread 2 failed %lu\n", (unsigned long)code);
1332: FAIL;
1333: }
1334: check_heap_stats();
1335: (void)fflush(stdout);
1336: return(0);
1337: }
1338: #else /* pthreads */
1339: main()
1340: {
1341: pthread_t th1;
1342: pthread_t th2;
1343: pthread_attr_t attr;
1344: int code;
1345:
1346: # ifdef IRIX_THREADS
1347: /* Force a larger stack to be preallocated */
1348: /* Since the initial cant always grow later. */
1349: *((volatile char *)&code - 1024*1024) = 0; /* Require 1 Mb */
1350: # endif /* IRIX_THREADS */
1351: pthread_attr_init(&attr);
1.2 noro 1352: # if defined(IRIX_THREADS) || defined(HPUX_THREADS)
1.1 noro 1353: pthread_attr_setstacksize(&attr, 1000000);
1354: # endif
1355: n_tests = 0;
1356: # ifdef MPROTECT_VDB
1357: GC_enable_incremental();
1358: (void) GC_printf0("Switched to incremental mode\n");
1359: (void) GC_printf0("Emulating dirty bits with mprotect/signals\n");
1360: # endif
1361: (void) GC_set_warn_proc(warn_proc);
1.2 noro 1362: if ((code = pthread_key_create(&fl_key, 0)) != 0) {
1.1 noro 1363: (void)GC_printf1("Key creation failed %lu\n", (unsigned long)code);
1364: FAIL;
1365: }
1366: if ((code = pthread_create(&th1, &attr, thr_run_one_test, 0)) != 0) {
1367: (void)GC_printf1("Thread 1 creation failed %lu\n", (unsigned long)code);
1368: FAIL;
1369: }
1370: if ((code = pthread_create(&th2, &attr, thr_run_one_test, 0)) != 0) {
1371: (void)GC_printf1("Thread 2 creation failed %lu\n", (unsigned long)code);
1372: FAIL;
1373: }
1374: run_one_test();
1375: if ((code = pthread_join(th1, 0)) != 0) {
1376: (void)GC_printf1("Thread 1 failed %lu\n", (unsigned long)code);
1377: FAIL;
1378: }
1379: if (pthread_join(th2, 0) != 0) {
1380: (void)GC_printf1("Thread 2 failed %lu\n", (unsigned long)code);
1381: FAIL;
1382: }
1383: check_heap_stats();
1384: (void)fflush(stdout);
1385: pthread_attr_destroy(&attr);
1386: GC_printf1("Completed %d collections\n", GC_gc_no);
1387: return(0);
1388: }
1389: #endif /* pthreads */
1.2 noro 1390: #endif /* SOLARIS_THREADS || IRIX_THREADS || LINUX_THREADS || HPUX_THREADS */
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