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Mps br/diag: fint1658.c: (from finalcv) (clarify only) improve

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This commit is contained in:
Richard Kistruck 2007-06-21 17:06:13 +01:00
parent 3d17eed32b
commit b2afb5ac61
1 changed files with 15 additions and 13 deletions
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28
mps/code/fint1658.c
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@ -45,7 +45,11 @@
#define finalizationRATE 6
#define gcINTERVAL ((size_t)150 * 1024)
#define collectionCOUNT 3
#define slotSIZE (3*sizeof(mps_word_t))
/* 3 words: wrapper | vector-len | first-slot */
#define vectorSIZE (3*sizeof(mps_word_t))
#define vectorSLOT 2
#define genCOUNT 2
/* testChain -- generation parameters for the test */
@ -108,6 +112,7 @@ static void *test(void *arg, size_t s)
mps_pool_t amc;
mps_res_t e;
mps_root_t mps_root[2];
mps_addr_t nullref = NULL;
int state[rootCOUNT];
mps_arena_t arena;
void *p = NULL;
@ -129,18 +134,17 @@ static void *test(void *arg, size_t s)
die(mps_ap_create(&ap, amc, MPS_RANK_EXACT), "ap_create\n");
/* Make registered-for-finalization objects. */
/* .references-to-obj-0: Note that the first root ref (root[0]) is */
/* passed to dylan_init each time, so the root[0] object (only) */
/* may be referred to by other registered-for-finalization */
/* objects. */
/* <design/poolmrg/#test.promise.ut.alloc> */
for(i = 0; i < rootCOUNT; ++i) {
do {
MPS_RESERVE_BLOCK(e, p, ap, slotSIZE);
MPS_RESERVE_BLOCK(e, p, ap, vectorSIZE);
die(e, "MPS_RES_OK");
die(dylan_init(p, slotSIZE, root, 1), "dylan_init");
} while (!mps_commit(ap, p, slotSIZE));
((mps_word_t *)p)[2] = dylan_int(i);
die(dylan_init(p, vectorSIZE, &nullref, 1), "dylan_init");
} while (!mps_commit(ap, p, vectorSIZE));
/* store index in vector's slot */
((mps_word_t *)p)[vectorSLOT] = dylan_int(i);
die(mps_finalize(arena, &p), "finalize\n");
root[i] = p; state[i] = rootSTATE;
}
@ -168,10 +172,8 @@ static void *test(void *arg, size_t s)
/* ...expect it to be finalized soon */
state[i] = finalizableSTATE;
}
/* Drop the root reference to it; this probably* makes it */
/* Drop the root reference to it; this makes it */
/* non-E-reachable: so either dead, or ready-to-finalize. */
/* (*: the exception is the root[0] object, see */
/* .references-to-obj-0.) */
root[i] = NULL;
}
}
@ -188,7 +190,7 @@ static void *test(void *arg, size_t s)
"get");
mps_message_finalization_ref(&objaddr, arena, message);
obj = objaddr;
objind = dylan_int_int(obj[2]);
objind = dylan_int_int(obj[vectorSLOT]);
printf("Finalizing: object %lu at %p\n", objind, objaddr);
/* <design/poolmrg/#test.promise.ut.final.check> */
cdie(root[objind] == NULL, "finalized live");