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emacs/mps/test/function/169.c
Nick Barnes 7acfca905d Branch imports for masters.
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2001-10-31 14:40:56 +00:00

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1.7 KiB
C

/*
TEST_HEADER
id = $HopeName: MMQA_test_function!154.c(trunk.1) $
summary = EPVM allocate smaller segment when big one doesn't fit
language = c
link = testlib.o epvmfmt.o
harness = 2.0
parameters = RAISE=16384
END_HEADER
*/
#include "testlib.h"
#include "mpscepvm.h"
#include "mpsavm.h"
#include "epvmfmt.h"
#define MAX_SAVE 1000
#define INIT_SAVE 12
void *stackpointer;
static void test(void)
{
mps_arena_t arena;
mps_thr_t thread;
mps_fmt_t format;
mps_pool_t pool1;
mps_ap_t ap1s;
int j;
psobj *a;
cdie(mps_arena_create(&arena, mps_arena_class_vm(), (size_t) (1024*1024*64)),
"create arena");
cdie(mps_thread_reg(&thread, arena), "register thread");
cdie(mps_fmt_create_A(&format, arena, &fmtepvm), "create format");
cdie(mps_pool_create(&pool1, arena, mps_class_epvm(),
format, MAX_SAVE, INIT_SAVE), "create pool1");
cdie(mps_ap_create(&ap1s, pool1, 0), "create ap1s");
/* allocate a bit to get us off the initial segment */
for (j=0; j<1024; j++) {
a = allocepvm(ap1s, 32);
}
comment("initial allocation");
/* set commit limit to allow no more */
cdie(mps_arena_commit_limit_set(arena, mps_arena_committed(arena)),
"commit limit set");
/* and allocate 4KB objects until full */
while(allocrepvm(&a, ap1s, 4096/8) == MPS_RES_OK) {};
/* raise commit limit by RAISE (default is 16KB) */
cdie(mps_arena_commit_limit_set(arena, mps_arena_committed(arena)+RAISE),
"commit limit raise");
/* and try to allocate one more object */
a = allocepvm(ap1s, 4096/8);
mps_ap_destroy(ap1s);
mps_pool_destroy(pool1);
mps_fmt_destroy(format);
mps_thread_dereg(thread);
mps_arena_destroy(arena);
comment("Destroyed arena");
}
int main(void) {
void *m;
stackpointer=&m;
easy_tramp(test);
pass();
return 0;
}