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77 lines
1.6 KiB
C
77 lines
1.6 KiB
C
/*
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TEST_HEADER
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id = $HopeName$
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summary = MV2 greed test
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language = c
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link = testlib.o
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parameters = OBJECTS=1000 OBJSIZE=8192 DEPTH=2 FRAGLIMIT=50
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END_HEADER
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*/
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#include "testlib.h"
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#include "mpscmv2.h"
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#include "mpsavm.h"
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/* this shouldn't be necessary, but it's not provided anywhere */
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typedef MPS_T_WORD mps_count_t;
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void *stackpointer;
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mps_arena_t arena;
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static mps_addr_t objs[OBJECTS];
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static mps_res_t mv2_alloc(mps_addr_t *ref, mps_ap_t ap, size_t size) {
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mps_res_t res;
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size = ((size+7)/8)*8;
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do {
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MPS_RESERVE_BLOCK(res, *ref, ap, size);
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if (res != MPS_RES_OK) return res;
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} while (!mps_commit(ap, *ref, size));
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return MPS_RES_OK;
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}
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static void test (void) {
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mps_thr_t thread;
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mps_pool_t pool;
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mps_ap_t ap;
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int i;
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cdie(mps_arena_create(&arena, mps_arena_class_vm(), (size_t) (1024*1024*100)), "create arena");
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cdie(mps_thread_reg(&thread, arena), "register thread");
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die(
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mps_pool_create(&pool, arena, mps_class_mv2(),
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OBJSIZE, OBJSIZE, OBJSIZE, DEPTH, FRAGLIMIT),
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"create MV2 pool");
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die(mps_ap_create(&ap, pool, MPS_RANK_AMBIG), "create ap");
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for (i = 0; i < OBJECTS; i++) {
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die(mv2_alloc(&objs[i], ap, OBJSIZE), "alloc");
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}
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report("size1", "%ld", mps_arena_committed(arena));
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for (i = 0; i < OBJECTS; i+=2) {
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mps_free(pool, objs[i], OBJSIZE);
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die(mv2_alloc(&objs[i], ap, OBJSIZE), "alloc");
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}
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report("size2", "%ld", mps_arena_committed(arena));
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mps_ap_destroy(ap);
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mps_pool_destroy(pool);
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mps_thread_dereg(thread);
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mps_arena_destroy(arena);
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}
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int main(void)
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{
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void *m;
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stackpointer=&m; /* hack to get stack pointer */
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easy_tramp(test);
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pass();
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return 0;
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}
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