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emacs/mps/test/function/85.c
Nick Barnes 7acfca905d Branch imports for masters.
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2001-10-31 14:40:56 +00:00

119 lines
2.1 KiB
C

/*
TEST_HEADER
id = $HopeName$
summary = EPVM save, alloc, restore (singly) in one pool
language = c
link = testlib.o epvmfmt.o
END_HEADER
*/
#include "testlib.h"
#include "mpscepvm.h"
#include "mpsavm.h"
#include "epvmfmt.h"
#define MAX_SAVE 20
#define INIT_SAVE 3
void *stackpointer;
static void test(void)
{
mps_arena_t arena;
mps_pool_t pool1;
mps_thr_t thread;
mps_root_t root;
mps_fmt_t format;
mps_ap_t ap1p;
psobj *a;
int i, j;
mps_epvm_save_level_t lev1;
/* create an arena that can't grow beyond 64M */
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_root_create_reg(&root, arena, MPS_RANK_AMBIG, 0, thread,
mps_stack_scan_ambig, stackpointer, 0),
"create root");
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(&ap1p, pool1, 1), "create ap1p");
lev1 = INIT_SAVE;
for (i=0; i<100000; i++) {
if (i % 1000 ==0) {
comment("---------------------- Restore to zero.");
while (lev1 > 0) {
lev1--;
mps_epvm_restore(pool1, lev1);
}
mps_epvm_save(pool1);
lev1++;
}
j = ranint(40);
switch (j) {
case 1:
if (lev1==1) break;
lev1--;
mps_epvm_restore(pool1, lev1);
comment("Restore to %i", lev1);
while (ranint(2) && (lev1>1)) {
lev1--;
mps_epvm_restore(pool1, lev1);
}
break;
case 2:
break;
case 3:
case 4:
if (lev1<MAX_SAVE) {
lev1++;
comment("Save to %i", lev1);
mps_epvm_save(pool1);
}
break;
case 5:
case 6:
break;
default:
if (ranint(2)==0) {
a = allocepvm(ap1p, 8*(ranint(1000)+1));
} else {
}
}
}
mps_ap_destroy(ap1p);
mps_pool_destroy(pool1);
mps_fmt_destroy(format);
mps_root_destroy(root);
mps_thread_dereg(thread);
mps_arena_destroy(arena);
comment("Destroyed arena");
}
int main(void) {
void *m;
stackpointer=&m;
easy_tramp(test);
pass();
return 0;
}