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/*
TEST_HEADER
id = $Id$
summary = low memory tests with AMC (and using MVFF)
language = c
link = testlib.o rankfmt.o
END_HEADER
*/
#include "testlib.h"
#include "mpscamc.h"
#include "mpscmvff.h"
#include "mpsavm.h"
#include "rankfmt.h"
#define genCOUNT (3)
static mps_gen_param_s testChain[genCOUNT] = {
{ 6000, 0.90 }, { 8000, 0.65 }, { 16000, 0.50 } };
mps_pool_t poolmvff;
mps_arena_t arena;
static void fillup(void)
{
size_t size;
mps_addr_t a;
cdie(mps_pool_create_k(&poolmvff, arena, mps_class_mvff(), mps_args_none),
"create MVFF pool");
for (size=1024ul*1024ul; size >= 4096ul; size /= 2)
while (mps_alloc(&a, poolmvff, size)==MPS_RES_OK)
;
}
static void empty(void)
{
mps_pool_destroy(poolmvff);
}
static void test(void *stack_pointer)
{
mps_pool_t pool;
mps_thr_t thread;
mps_root_t root, root1;
mps_fmt_t format;
mps_chain_t chain;
mps_ap_t ap;
mycell *a, *b;
mps_addr_t base, *addr;
mps_res_t res;
int j;
/* create an arena that can't grow beyond 30 M */
cdie(mps_arena_create(&arena, mps_arena_class_vm(), (size_t) (1024*1024*30)),
"create arena");
die(mps_arena_commit_limit_set(arena, (size_t) (1024*1024*30)), "limit");
die(mps_thread_reg(&thread, arena), "register thread");
cdie(mps_root_create_thread(&root, arena, thread, stack_pointer), "thread root");
base = &exfmt_root;
addr = base;
cdie(
mps_root_create_table(&root1,arena,mps_rank_ambig(),0,addr,1),
"create table root");
cdie(mps_fmt_create_A(&format, arena, &fmtA), "create format");
cdie(mps_chain_create(&chain, arena, genCOUNT, testChain), "chain_create");
die(mmqa_pool_create_chain(&pool, arena, mps_class_amc(), format, chain),
"create pool");
cdie(
mps_ap_create(&ap, pool, mps_rank_exact()),
"create ap");
/* allocate 16 M of (live) stuff */
b = allocone(ap, 2, mps_rank_exact());
for (j=0; j<160; j++) {
a = allocone(ap, 2, mps_rank_exact());
setref(a, 0, b);
b = allocdumb(ap, 1024*100, mps_rank_exact());
setref(a, 1, b);
b = a;
}
comment("created 16M of live objects");
fillup();
comment("try to make collect by allocating another 1G...");
empty();
for (j=0; j<1000; j++) {
res=allocrdumb(&a, ap, 1024*1024, mps_rank_exact());
if (res == MPS_RES_OK) {
if (j % 100 == 0) {
comment("%i ok", j);
}
} else {
break;
}
}
comment("collect world...");
for (j=0; j<10; j++) {
mps_arena_collect(arena);
}
mps_arena_park(arena);
mps_ap_destroy(ap);
mps_pool_destroy(pool);
mps_chain_destroy(chain);
mps_fmt_destroy(format);
mps_root_destroy(root);
mps_root_destroy(root1);
mps_thread_dereg(thread);
mps_arena_destroy(arena);
comment("Destroyed arena.");
}
int main(void)
{
run_test(test);
pass();
return 0;
}
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