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/* 
TEST_HEADER
 id = $Id: //info.ravenbrook.com/project/mps/master/test/function/3.c#7 $
 summary = allocate 100 items, throw away and repeat
 language = c
 link = myfmt.o testlib.o
 manual = true
END_HEADER
*/

/* you have to type in the size (in hex) of the items allocated */
/* try with 0x4000 for a bug after 35 iterations */
/* successful for 10, as a leak test */

#include <stdio.h>
#include "testlib.h"
#include "mpscamc.h"
#include "myfmt.h"

#define genCOUNT (3)

static mps_gen_param_s testChain[genCOUNT] = {
  { 6000, 0.90 }, { 8000, 0.65 }, { 16000, 0.50 } };

static void test(void *stack_pointer)
{
 mps_arena_t arena;
 mps_pool_t pool;
 mps_thr_t thread;
 mps_root_t root;

 mps_chain_t chain;
 mps_fmt_t format;
 mps_ap_t ap;

 mycell *a,*b,*c;
 size_t inpsize;

 int i,j;

 cdie(mps_arena_create(&arena, mps_arena_class_vm(), mmqaArenaSIZE), "create arena");

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

 cdie(mps_root_create_thread(&root, arena, thread, stack_pointer), "thread root");
 cdie(
  mps_fmt_create_A(&format, arena, &fmtA),
  "create format");

 formatcomments = 0;

 cdie(mps_chain_create(&chain, arena, genCOUNT, testChain), "chain_create");

 cdie(
  mps_pool_create(&pool, arena, mps_class_amc(), format, chain),
  "create pool");

 cdie(
  mps_ap_create(&ap, pool, mps_rank_exact()),
  "create ap");

 scanf("%lx", &inpsize);

 for (j=0; j<10000; j++)
 {
 a = allocone(ap, 0, NULL, NULL, inpsize);
 b = a;

 for (i=1; i<100; i++)
 {
  c = allocone(ap, i, NULL, NULL, inpsize);
  b->ref[0] = c;
  b = c;
 }

 comment("%d: %x", j, (int) a);
 }

 mps_arena_park(arena);
 mps_ap_destroy(ap);
 comment("Destroyed ap.");

 mps_pool_destroy(pool);
 comment("Destroyed pool.");

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

 mps_chain_destroy(chain);
 comment("Destroyed chain.");

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

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

 mps_arena_destroy(arena);
 comment("Destroyed arena.");
}

int main(void)
{
 run_test(test);
 return 0;
}