1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
/* 
TEST_HEADER
 id = $HopeName$
 summary = mps_park and mps_amc_apply
 language = c
 link = testlib.o exfmt.o
END_HEADER
*/

#include "testlib.h"
#include "mpscamc.h"
#include "exfmt.h"

#define MAGICSIZE ((size_t) 10342)

void *stackpointer;
long int appcount;
long int apppadcount;

static void test_apply(mps_addr_t addr, void *V, size_t S) {
 mycell *a;

 asserts(S == MAGICSIZE, "Size didn't get passed!");
 a = addr;
 asserts(((a->tag) & 0x3) == MCdata || ((a->tag) & 0x3) == MCpad,
         "apply on non-data and non-pad object at %p", addr);
 if (((a->tag) & 0x3) == MCdata) {
  appcount += 1;
 } else {
  apppadcount +=1;
 }
}

static void test(void)
{
 mps_space_t space;
 mps_pool_t poolamc;
 mps_thr_t thread;
 mps_root_t root, root1;

 mps_fmt_t format;
 mps_ap_t apamc;

 mycell *a, *b, *c, *d, *e, *f, *g;

 int i;
 int j;

 RC;

 cdie(mps_space_create(&space), "create space");

 cdie(mps_thread_reg(&thread, space), "register thread");

 cdie(
  mps_root_create_reg(&root, space, MPS_RANK_AMBIG, 0, thread,
   mps_stack_scan_ambig, stackpointer, 0),
  "create root");

 cdie(
  mps_root_create_table(&root1, space, MPS_RANK_AMBIG, 0, &exfmt_root, 1),
  "create exfmt root");

 cdie(
  mps_fmt_create_A(&format, space, &fmtA),
  "create format");

 cdie(
  mps_pool_create(&poolamc, space, mps_class_amc(), format),
  "create pool");

 cdie(
  mps_ap_create(&apamc, poolamc, MPS_RANK_EXACT),
  "create ap");

 b = allocone(apamc, 1, 1);

 for (j=1; j<10; j++) {
  comment("%i of 10.", j);
  a = allocone(apamc, 5, 1);
  b = a;
  c = a;
  d = a;
  e = a;
  f = a;
  g = a;
  for (i=1; i<1000; i++) {
   c = allocone(apamc, 1000, 1);
   if (ranint(8) == 0) d = c;
   if (ranint(8) == 0) e = c;
   if (ranint(8) == 0) f = c;
   if (ranint(8) == 0) g = c;
   setref(c, 0, b);
   setref(c, 1, d);
   setref(c, 2, e);
   setref(c, 3, f);
   setref(c, 4, g);
   b = c;
  }
  comment("parking...");
  mps_arena_park(space);
  for (i=1; i<1000; i++) {
   c = allocone(apamc, 1000, 1);
   if (ranint(8) == 0) d = c;
   if (ranint(8) == 0) e = c;
   if (ranint(8) == 0) f = c;
   if (ranint(8) == 0) g = c;
   setref(c, 0, b);
   setref(c, 1, d);
   setref(c, 2, e);
   setref(c, 3, f);
   setref(c, 4, g);
   b = c;
  }
  a = c;
  b = c;
  d = c;
  e = c;
  f = c;
  g = c;
  mps_arena_collect(space);
  comment("calling amc_apply:");
  checkfrom(c);
  appcount = 0;
  apppadcount = 0;
  mps_amc_apply(poolamc, &test_apply, NULL, MAGICSIZE);
  comment("finished amc_apply.");
  report("appcount", "%ld", appcount);
  report("apppadcount", "%ld", apppadcount);
  mps_arena_release(space);
  comment("released.");
  RC;
 }

 mps_ap_destroy(apamc);
 comment("Destroyed aps.");

 mps_pool_destroy(poolamc);
 comment("Destroyed pools.");

 mps_fmt_destroy(format);
 comment("Destroyed format.");

 mps_root_destroy(root);
 mps_root_destroy(root1);
 comment("Destroyed roots.");

 mps_thread_dereg(thread);
 comment("Deregistered thread.");

 mps_space_destroy(space);
 comment("Destroyed space.");
}

int main(void)
{
 void *m;
 stackpointer=&m; /* hack to get stack pointer */

 easy_tramp(test);
 report("result", "unknown");
 return 0;
}