static void test(void) {
long int i;
long int rsize;
int inramp;
mycell *r1, *r2, *s1, *s2;
cdie(mps_arena_create(&arena1, mps_arena_class_vm(),
(size_t) 1024*1024*ARENALIMIT), "create arena");
cdie(mps_arena_create(&arena2, mps_arena_class_vm(),
(size_t) 1024*1024*ARENALIMIT), "create arena");
cdie(mps_thread_reg(&thread1, arena1), "register thread");
cdie(mps_thread_reg(&thread2, arena2), "register thread");
cdie(
mps_root_create_reg(&root1, arena1, mps_rank_ambig(), 0, thread1,
mps_stack_scan_ambig, stackpointer, 0),
"create root");
cdie(
mps_root_create_reg(&root2, arena2, mps_rank_ambig(), 0, thread2,
mps_stack_scan_ambig, stackpointer, 0),
"create root");
cdie(
mps_root_create_table(&root1a, arena1, mps_rank_exact(), 0, &objtab1[0], TABSIZE),
"create root table");
cdie(
mps_root_create_table(&root2a, arena2, mps_rank_exact(), 0, &objtab2[0], TABSIZE),
"create root table");
cdie(
mps_fmt_create_A(&format1, arena1, &fmtA),
"create format");
cdie(
mps_fmt_create_A(&format2, arena2, &fmtA),
"create format");
cdie(
mps_pool_create(&poolamc1, arena1, mps_class_amc(), format1),
"create pool");
cdie(
mps_pool_create(&poolamc2, arena2, mps_class_amc(), format2),
"create pool");
cdie(
mps_ap_create(&apamc1, poolamc1, mps_rank_exact()),
"create ap");
cdie(
mps_ap_create(&apamc2, poolamc2, mps_rank_exact()),
"create ap");
inramp = 0;
for (i = 0; i < ITERATIONS; i++) {
if (i % 10000 == 0) {
comment("%ld of %ld", i, ITERATIONS);
}
alloc_back();
if (inramp) {
s1 = allocone(apamc1, 3, mps_rank_exact());
s2 = allocone(apamc2, 3, mps_rank_exact());
setref(r1, 0, s1);
setref(r2, 0, s2);
setref(s1, 1, r1);
setref(s2, 1, r2);
r1 = s1;
r2 = s2;
s1 = allocdumb(apamc1, RAMPSIZE, mps_rank_exact());
s2 = allocdumb(apamc2, RAMPSIZE, mps_rank_exact());
setref(r1, 2, s1);
setref(r2, 2, s2);
rsize ++;
if (ranint(LEAVERAMP) == 0) {
r1 = allocone(apamc1, 2, mps_rank_exact());
r2 = allocone(apamc2, 2, mps_rank_exact());
s1 = allocone(apamc1, 2, mps_rank_exact());
s2 = allocone(apamc2, 2, mps_rank_exact());
#ifdef RAMP_INTERFACE
mps_ap_alloc_pattern_end(apamc1, mps_alloc_pattern_ramp());
mps_ap_alloc_pattern_end(apamc2, mps_alloc_pattern_ramp());
#endif
#ifdef COLLECT_WORLD
mps_arena_collect(arena1);
mps_arena_collect(arena2);
mps_arena_release(arena1);
mps_arena_release(arena2);
#endif
comment("ramp end, %ld objects", rsize);
inramp = 0;
}
} else {
if (ranint(ENTERRAMP) == 0) {
#ifdef RAMP_INTERFACE
mps_ap_alloc_pattern_begin(apamc1, mps_alloc_pattern_ramp());
mps_ap_alloc_pattern_begin(apamc2, mps_alloc_pattern_ramp());
#endif
comment("ramp begin");
r1 = allocone(apamc1, 3, mps_rank_exact());
r2 = allocone(apamc2, 3, mps_rank_exact());
inramp = 1;
rsize = 0;
}
}
}
mps_ap_destroy(apamc1);
mps_ap_destroy(apamc2);
comment("Destroyed ap.");
mps_pool_destroy(poolamc1);
mps_pool_destroy(poolamc2);
comment("Destroyed pool.");
mps_fmt_destroy(format1);
mps_fmt_destroy(format2);
comment("Destroyed format.");
mps_root_destroy(root1);
mps_root_destroy(root1a);
mps_root_destroy(root2);
mps_root_destroy(root2a);
comment("Destroyed roots.");
mps_thread_dereg(thread1);
mps_thread_dereg(thread2);
comment("Deregistered thread.");
mps_arena_destroy(arena1);
mps_arena_destroy(arena2);
comment("Destroyed arena.");
}
static void test(void) {
long int i;
long int rsize;
mps_message_t message;
int inramp;
mycell *r, *s;
cdie(mps_arena_create(&arena, mps_arena_class_vm(),
(size_t) 1024*1024*ARENALIMIT),
"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_root_create_table(&root1, arena, mps_rank_exact(), 0, &objtab[0], TABSIZE),
"create root table");
cdie(
mps_fmt_create_A(&format, arena, &fmtA),
"create format");
cdie(mps_chain_create(&chain, arena, genCOUNT, testChain), "chain_create");
cdie(
mps_pool_create(&poolamc, arena, mps_class_amc(), format, chain),
"create pool");
cdie(
mps_ap_create(&apamc, poolamc, mps_rank_exact()),
"create ap");
mps_message_type_enable(arena, mps_message_type_collection_stats());
inramp = 0;
for (i = 0; i < ITERATIONS; i++) {
if (i % 10000 == 0) {
comment("%ld of %ld", i, ITERATIONS);
}
alloc_back();
if (inramp) {
s = allocone(apamc, 3, mps_rank_exact());
setref(r, 0, s);
setref(s, 1, r);
r = s;
s = allocdumb(apamc, RAMPSIZE, mps_rank_exact());
setref(r, 2, s);
rsize ++;
if (ranint(LEAVERAMP) == 0) {
r = allocone(apamc, 2, mps_rank_exact());
s = allocone(apamc, 2, mps_rank_exact());
#ifdef RAMP_INTERFACE
mps_ap_alloc_pattern_end(apamc, mps_alloc_pattern_ramp_collect_all());
#endif
#ifdef COLLECT_WORLD
mps_arena_collect(arena);
mps_arena_release(arena);
#endif
comment("ramp end, %ld objects", rsize);
inramp = 0;
}
} else {
if (ranint(ENTERRAMP) == 0) {
#ifdef RAMP_INTERFACE
mps_ap_alloc_pattern_begin(apamc, mps_alloc_pattern_ramp_collect_all());
#endif
comment("ramp begin");
r = allocone(apamc, 3, mps_rank_exact());
inramp = 1;
rsize = 0;
}
}
if(mps_message_get(&message, arena, mps_message_type_collection_stats())) {
unsigned long live, condemned, notCondemned;
live = mps_message_collection_stats_live_size(arena, message);
condemned = mps_message_collection_stats_condemned_size(arena, message);
notCondemned =
mps_message_collection_stats_not_condemned_size(arena, message);
comment("Collection: live=%ld, condemned=%ld, not condemned = %ld",
live, condemned, notCondemned);
mps_message_discard(arena, message);
}
}
mps_ap_destroy(apamc);
comment("Destroyed ap.");
mps_pool_destroy(poolamc);
comment("Destroyed pool.");
mps_fmt_destroy(format);
comment("Destroyed format.");
mps_chain_destroy(chain);
comment("Destroyed chain.");
mps_root_destroy(root1);
mps_root_destroy(root);
comment("Destroyed roots.");
mps_thread_dereg(thread);
comment("Deregistered thread.");
mps_arena_destroy(arena);
comment("Destroyed arena.");
}
static void test(void *stack_pointer)
{
long int i;
long int rsize = 0;
int inramp;
mycell *r = NULL, *s;
cdie(mps_arena_create(&arena, mps_arena_class_vm(),
(size_t) 1024*1024*ARENALIMIT),
"create arena");
cdie(mps_thread_reg(&thread, arena), "register thread");
cdie(mps_root_create_thread(&root, arena, thread, stack_pointer), "thread root");
cdie(
mps_root_create_table(&root1, arena, mps_rank_exact(), 0, &objtab[0], TABSIZE),
"create root table");
cdie(
mps_fmt_create_A(&format, arena, &fmtA),
"create format");
cdie(mps_chain_create(&chain, arena, genCOUNT, testChain), "chain_create");
cdie(
mps_pool_create(&poolamc, arena, mps_class_amc(), format, chain),
"create pool");
cdie(
mps_ap_create(&apamc, poolamc, mps_rank_exact()),
"create ap");
inramp = 0;
for (i = 0; i < ITERATIONS; i++) {
if (i * 10 % ITERATIONS == 0) {
comment("%ld of %ld", i, ITERATIONS);
}
alloc_back();
if (inramp) {
s = allocone(apamc, 3, mps_rank_exact());
setref(r, 0, s);
setref(s, 1, r);
r = s;
s = allocdumb(apamc, RAMPSIZE, mps_rank_exact());
setref(r, 2, s);
rsize ++;
if (ranint(LEAVERAMP) == 0) {
r = allocone(apamc, 2, mps_rank_exact());
s = allocone(apamc, 2, mps_rank_exact());
#ifdef RAMP_INTERFACE
mps_ap_alloc_pattern_end(apamc, mps_alloc_pattern_ramp());
#endif
#ifdef COLLECT_WORLD
mps_arena_collect(arena);
mps_arena_release(arena);
#endif
comment("ramp end, %ld objects", rsize);
inramp = 0;
}
} else {
if (ranint(ENTERRAMP) == 0) {
#ifdef RAMP_INTERFACE
mps_ap_alloc_pattern_begin(apamc, mps_alloc_pattern_ramp());
#endif
comment("ramp begin");
r = allocone(apamc, 3, mps_rank_exact());
inramp = 1;
rsize = 0;
}
}
}
mps_arena_park(arena);
mps_ap_destroy(apamc);
comment("Destroyed ap.");
mps_pool_destroy(poolamc);
comment("Destroyed pool.");
mps_fmt_destroy(format);
comment("Destroyed format.");
mps_chain_destroy(chain);
comment("Destroyed chain.");
mps_root_destroy(root1);
mps_root_destroy(root);
comment("Destroyed roots.");
mps_thread_dereg(thread);
comment("Deregistered thread.");
mps_arena_destroy(arena);
comment("Destroyed arena.");
}
static void test(mps_arena_t arena, mps_class_t pool_class, size_t roots_count)
{
mps_fmt_t format;
mps_chain_t chain;
mps_root_t exactRoot, ambigRoot;
unsigned long objs; size_t i;
mps_word_t collections, rampSwitch;
mps_alloc_pattern_t ramp = mps_alloc_pattern_ramp();
int ramping;
mps_ap_t busy_ap;
mps_addr_t busy_init;
mps_pool_t pool;
int described = 0;
die(dylan_fmt(&format, arena), "fmt_create");
die(mps_chain_create(&chain, arena, genCOUNT, testChain), "chain_create");
die(mps_pool_create(&pool, arena, pool_class, format, chain),
"pool_create(amc)");
die(mps_ap_create(&ap, pool, mps_rank_exact()), "BufferCreate");
die(mps_ap_create(&busy_ap, pool, mps_rank_exact()), "BufferCreate 2");
for(i = 0; i < exactRootsCOUNT; ++i)
exactRoots[i] = objNULL;
for(i = 0; i < ambigRootsCOUNT; ++i)
ambigRoots[i] = rnd_addr();
die(mps_root_create_table_masked(&exactRoot, arena,
mps_rank_exact(), (mps_rm_t)0,
&exactRoots[0], exactRootsCOUNT,
(mps_word_t)1),
"root_create_table(exact)");
die(mps_root_create_table(&ambigRoot, arena,
mps_rank_ambig(), (mps_rm_t)0,
&ambigRoots[0], ambigRootsCOUNT),
"root_create_table(ambig)");
/* create an ap, and leave it busy */
die(mps_reserve(&busy_init, busy_ap, 64), "mps_reserve busy");
collections = 0;
rampSwitch = rampSIZE;
die(mps_ap_alloc_pattern_begin(ap, ramp), "pattern begin (ap)");
die(mps_ap_alloc_pattern_begin(busy_ap, ramp), "pattern begin (busy_ap)");
ramping = 1;
objs = 0;
while (collections < collectionsCOUNT) {
mps_word_t c;
size_t r;
c = mps_collections(arena);
if (collections != c) {
if (!described) {
die(ArenaDescribe(arena, mps_lib_get_stdout(), 0), "ArenaDescribe");
described = TRUE;
}
collections = c;
report(arena);
printf("%lu objects (mps_collections says: %"PRIuLONGEST")\n", objs,
(ulongest_t)c);
/* test mps_arena_has_addr */
{
size_t hitRatio;
unsigned hitsWanted = 4; /* aim for 4 hits (on average) */
/* [Note: The for-loop condition used to be "i < 4 * hitRatio",
* with "4" an unexplained naked constant. I have now labelled
* it "hitsWanted", as I think that is the intent. RHSK]
*/
/* how many random addrs must we try, to hit the arena once? */
hitRatio = (0xfffffffful / mps_arena_committed(arena));
for (i = 0; i < hitsWanted * hitRatio ; i++) {
/* An exact root maybe in the arena, so add a random 32-bit
* offset to it. We may get no hits if it is objNULL.
*/
mps_addr_t p = (char *)exactRoots[rnd() % exactRootsCOUNT]
+ rnd()-0x80000000ul;
if (mps_arena_has_addr(arena, p)) {
printf("%p is in the arena\n", p);
}
}
}
for (i = 0; i < exactRootsCOUNT; ++i)
cdie(exactRoots[i] == objNULL
|| (dylan_check(exactRoots[i])
&& mps_arena_has_addr(arena, exactRoots[i])),
"all roots check");
cdie(!mps_arena_has_addr(arena, NULL),
"NULL in arena");
if (collections == collectionsCOUNT / 2) {
unsigned long object_count = 0;
mps_arena_park(arena);
mps_arena_formatted_objects_walk(arena, test_stepper, &object_count, 0);
mps_arena_release(arena);
printf("stepped on %lu objects.\n", object_count);
}
if (collections == rampSwitch) {
int begin_ramp = !ramping
|| /* Every other time, switch back immediately. */ (collections & 1);
rampSwitch += rampSIZE;
if (ramping) {
die(mps_ap_alloc_pattern_end(ap, ramp), "pattern end (ap)");
die(mps_ap_alloc_pattern_end(busy_ap, ramp), "pattern end (busy_ap)");
ramping = 0;
/* kill half of the roots */
for(i = 0; i < exactRootsCOUNT; i += 2) {
if (exactRoots[i] != objNULL) {
cdie(dylan_check(exactRoots[i]), "ramp kill check");
exactRoots[i] = objNULL;
}
}
}
if (begin_ramp) {
die(mps_ap_alloc_pattern_begin(ap, ramp),
"pattern rebegin (ap)");
die(mps_ap_alloc_pattern_begin(busy_ap, ramp),
"pattern rebegin (busy_ap)");
ramping = 1;
}
}
}
r = (size_t)rnd();
if (r & 1) {
i = (r >> 1) % exactRootsCOUNT;
if (exactRoots[i] != objNULL)
cdie(dylan_check(exactRoots[i]), "dying root check");
exactRoots[i] = make(roots_count);
if (exactRoots[(exactRootsCOUNT-1) - i] != objNULL)
dylan_write(exactRoots[(exactRootsCOUNT-1) - i],
exactRoots, exactRootsCOUNT);
} else {
static void *test(void *arg, size_t s)
{
mps_arena_t arena;
mps_fmt_t format;
mps_chain_t chain;
mps_root_t exactRoot, ambigRoot, singleRoot, fmtRoot;
unsigned long i;
/* Leave arena clamped until we have allocated this many objects.
is 0 when arena has not been clamped. */
unsigned long clamp_until = 0;
size_t j;
mps_word_t collections;
mps_pool_t mv;
mps_addr_t alloced_obj;
size_t asize = 32; /* size of alloced obj */
mps_addr_t obj;
mps_ld_s ld;
mps_alloc_pattern_t ramp = mps_alloc_pattern_ramp();
size_t rampCount = 0;
mps_res_t res;
arena = (mps_arena_t)arg;
testlib_unused(s);
die(dylan_fmt(&format, arena), "fmt_create");
die(mps_chain_create(&chain, arena, genCOUNT, testChain), "chain_create");
die(mps_pool_create(&mv, arena, mps_class_mv(), 0x10000, 32, 0x10000),
"pool_create(mv)");
pool_create_v_test(arena, format, chain); /* creates amc pool */
ap_create_v_test(amcpool);
die(mps_ap_create(&ap, amcpool), "ap_create");
for(j = 0; j < exactRootsCOUNT; ++j) {
exactRoots[j] = objNULL;
}
for(j = 0; j < ambigRootsCOUNT; ++j) {
ambigRoots[j] = (mps_addr_t)rnd();
}
die(mps_root_create_table_masked(&exactRoot, arena,
MPS_RANK_EXACT, (mps_rm_t)0,
&exactRoots[0], exactRootsCOUNT,
(mps_word_t)1),
"root_create_table(exact)");
die(mps_root_create_table(&ambigRoot, arena,
MPS_RANK_AMBIG, (mps_rm_t)0,
&ambigRoots[0], ambigRootsCOUNT),
"root_create_table(ambig)");
obj = objNULL;
die(mps_root_create(&singleRoot, arena,
MPS_RANK_EXACT, (mps_rm_t)0,
&root_single, &obj, 0),
"root_create(single)");
/* test non-inlined reserve/commit */
obj = make_no_inline();
die(mps_alloc(&alloced_obj, mv, asize), "mps_alloc");
die(dylan_init(alloced_obj, asize, exactRoots, exactRootsCOUNT),
"dylan_init(alloced_obj)");
die(mps_root_create_fmt(&fmtRoot, arena,
MPS_RANK_EXACT, (mps_rm_t)0,
dylan_fmt_A()->scan,
alloced_obj,
(mps_addr_t)(((char*)alloced_obj)+asize)),
"root_create_fmt");
mps_ld_reset(&ld, arena);
mps_ld_add(&ld, arena, obj);
if (mps_ld_isstale(&ld, arena, obj)) {
mps_ld_reset(&ld, arena);
mps_ld_add(&ld, arena, obj);
}
collections = mps_collections(arena);
for(i = 0; i < OBJECTS; ++i) {
unsigned c;
size_t r;
c = mps_collections(arena);
if(collections != c) {
collections = c;
printf("\nCollection %u, %lu objects.\n", c, i);
for(r = 0; r < exactRootsCOUNT; ++r) {
cdie(exactRoots[r] == objNULL || dylan_check(exactRoots[r]),
"all roots check");
}
if(collections == 1) {
mps_arena_clamp(arena);
clamp_until = i + 10000;
}
if(collections % 6 == 0) {
mps_arena_expose(arena);
mps_arena_release(arena);
}
if(collections % 6 == 3) {
mps_arena_unsafe_expose_remember_protection(arena);
mps_arena_unsafe_restore_protection(arena);
mps_arena_release(arena);
}
if(collections % 6 == 4) {
mps_arena_unsafe_expose_remember_protection(arena);
mps_arena_release(arena);
}
if(collections % 3 == 2) {
mps_arena_park(arena);
mps_arena_release(arena);
}
}
if(clamp_until && i >= clamp_until) {
mps_arena_release(arena);
clamp_until = 0;
}
if (rnd() % patternFREQ == 0) {
switch(rnd() % 4) {
case 0: case 1:
die(mps_ap_alloc_pattern_begin(ap, ramp), "alloc_pattern_begin");
++rampCount;
break;
case 2:
res = mps_ap_alloc_pattern_end(ap, ramp);
cdie(rampCount > 0 ? res == MPS_RES_OK : res == MPS_RES_FAIL,
"alloc_pattern_end");
if (rampCount > 0) {
--rampCount;
}
break;
case 3:
die(mps_ap_alloc_pattern_reset(ap), "alloc_pattern_reset");
rampCount = 0;
break;
}
}
if (rnd() & 1) {
exactRoots[rnd() % exactRootsCOUNT] = make();
} else {
ambigRoots[rnd() % ambigRootsCOUNT] = make();
}
r = rnd() % exactRootsCOUNT;
if (exactRoots[r] != objNULL) {
cdie(dylan_check(exactRoots[r]), "random root check");
}
}
arena_commit_test(arena);
reservoir_test(arena);
alignmentTest(arena);
die(mps_arena_collect(arena), "collect");
mps_free(mv, alloced_obj, 32);
alloc_v_test(mv);
mps_pool_destroy(mv);
mps_ap_destroy(ap);
mps_root_destroy(fmtRoot);
mps_root_destroy(singleRoot);
mps_root_destroy(exactRoot);
mps_root_destroy(ambigRoot);
mps_pool_destroy(amcpool);
mps_chain_destroy(chain);
mps_fmt_destroy(format);
return NULL;
}
static void *test(void *arg, size_t s)
{
mps_arena_t arena;
mps_fmt_t format;
mps_chain_t chain;
mps_root_t exactRoot, ambigRoot;
unsigned long objs; size_t i;
mps_word_t collections, rampSwitch;
mps_alloc_pattern_t ramp = mps_alloc_pattern_ramp();
int ramping;
mps_ap_t busy_ap;
mps_addr_t busy_init;
arena = (mps_arena_t)arg;
(void)s; /* unused */
die(dylan_fmt(&format, arena), "fmt_create");
die(mps_chain_create(&chain, arena, genCOUNT, testChain), "chain_create");
die(mps_pool_create(&pool, arena, mps_class_amc(), format, chain),
"pool_create(amc)");
die(mps_ap_create(&ap, pool, MPS_RANK_EXACT), "BufferCreate");
die(mps_ap_create(&busy_ap, pool, MPS_RANK_EXACT), "BufferCreate 2");
for(i = 0; i < exactRootsCOUNT; ++i)
exactRoots[i] = objNULL;
for(i = 0; i < ambigRootsCOUNT; ++i)
ambigRoots[i] = rnd_addr();
die(mps_root_create_table_masked(&exactRoot, arena,
MPS_RANK_EXACT, (mps_rm_t)0,
&exactRoots[0], exactRootsCOUNT,
(mps_word_t)1),
"root_create_table(exact)");
die(mps_root_create_table(&ambigRoot, arena,
MPS_RANK_AMBIG, (mps_rm_t)0,
&ambigRoots[0], ambigRootsCOUNT),
"root_create_table(ambig)");
/* create an ap, and leave it busy */
die(mps_reserve(&busy_init, busy_ap, 64), "mps_reserve busy");
collections = 0;
rampSwitch = rampSIZE;
die(mps_ap_alloc_pattern_begin(ap, ramp), "pattern begin (ap)");
die(mps_ap_alloc_pattern_begin(busy_ap, ramp), "pattern begin (busy_ap)");
ramping = 1;
objs = 0;
while (collections < collectionsCOUNT) {
unsigned long c;
size_t r;
size_t hitRatio;
c = mps_collections(arena);
if (collections != c) {
collections = c;
printf("\nCollection %lu started, %lu objects.\n", c, objs);
/* test mps_arena_has_addr */
hitRatio = ((size_t)-1 / mps_arena_committed(arena));
/* That's roughly how often a random addr should hit the arena. */
for (i = 0; i < 4 * hitRatio ; i++) {
mps_addr_t p = rnd_addr();
if (mps_arena_has_addr(arena, p)) {
printf("%p is in the arena\n", p);
}
}
report(arena);
for (i = 0; i < exactRootsCOUNT; ++i)
cdie(exactRoots[i] == objNULL
|| (dylan_check(exactRoots[i])
&& mps_arena_has_addr(arena, exactRoots[i])),
"all roots check");
cdie(!mps_arena_has_addr(arena, NULL),
"NULL in arena");
if (collections == collectionsCOUNT / 2) {
unsigned long object_count = 0;
mps_arena_park(arena);
mps_arena_formatted_objects_walk(arena, test_stepper, &object_count, 0);
mps_arena_release(arena);
printf("stepped on %lu objects.\n", object_count);
}
if (collections == rampSwitch) {
int begin_ramp = !ramping
|| /* Every other time, switch back immediately. */ (collections & 1);
rampSwitch += rampSIZE;
if (ramping) {
die(mps_ap_alloc_pattern_end(ap, ramp), "pattern end (ap)");
die(mps_ap_alloc_pattern_end(busy_ap, ramp), "pattern end (busy_ap)");
ramping = 0;
/* kill half of the roots */
for(i = 0; i < exactRootsCOUNT; i += 2) {
if (exactRoots[i] != objNULL) {
cdie(dylan_check(exactRoots[i]), "ramp kill check");
exactRoots[i] = objNULL;
}
}
}
if (begin_ramp) {
die(mps_ap_alloc_pattern_begin(ap, ramp),
"pattern rebegin (ap)");
die(mps_ap_alloc_pattern_begin(busy_ap, ramp),
"pattern rebegin (busy_ap)");
ramping = 1;
}
}
}
r = (size_t)rnd();
if (r & 1) {
i = (r >> 1) % exactRootsCOUNT;
if (exactRoots[i] != objNULL)
cdie(dylan_check(exactRoots[i]), "dying root check");
exactRoots[i] = make();
if (exactRoots[(exactRootsCOUNT-1) - i] != objNULL)
dylan_write(exactRoots[(exactRootsCOUNT-1) - i],
exactRoots, exactRootsCOUNT);
} else {
static void *test(mps_arena_t arena, mps_pool_class_t pool_class,
size_t roots_count)
{
mps_fmt_t format;
mps_chain_t chain;
mps_root_t exactRoot, ambigRoot, bogusRoot;
unsigned long objs; size_t i;
mps_word_t collections, rampSwitch;
mps_alloc_pattern_t ramp = mps_alloc_pattern_ramp();
int ramping;
mps_ap_t busy_ap;
mps_addr_t busy_init;
die(EnsureHeaderFormat(&format, arena), "fmt_create");
die(mps_chain_create(&chain, arena, genCOUNT, testChain), "chain_create");
die(mps_pool_create(&pool, arena, pool_class, format, chain),
"pool_create(amc)");
die(mps_ap_create(&ap, pool, mps_rank_exact()), "BufferCreate");
die(mps_ap_create(&busy_ap, pool, mps_rank_exact()), "BufferCreate 2");
for(i = 0; i < exactRootsCOUNT; ++i)
exactRoots[i] = objNULL;
for(i = 0; i < ambigRootsCOUNT; ++i)
ambigRoots[i] = rnd_addr();
die(mps_root_create_table_masked(&exactRoot, arena,
mps_rank_exact(), (mps_rm_t)0,
&exactRoots[0], exactRootsCOUNT,
(mps_word_t)1),
"root_create_table(exact)");
die(mps_root_create_table(&ambigRoot, arena,
mps_rank_ambig(), (mps_rm_t)0,
&ambigRoots[0], ambigRootsCOUNT),
"root_create_table(ambig)");
die(mps_root_create_table(&bogusRoot, arena,
mps_rank_ambig(), (mps_rm_t)0,
&bogusRoots[0], bogusRootsCOUNT),
"root_create_table(bogus)");
/* create an ap, and leave it busy */
die(mps_reserve(&busy_init, busy_ap, 64), "mps_reserve busy");
collections = 0;
rampSwitch = rampSIZE;
die(mps_ap_alloc_pattern_begin(ap, ramp), "pattern begin (ap)");
die(mps_ap_alloc_pattern_begin(busy_ap, ramp), "pattern begin (busy_ap)");
ramping = 1;
objs = 0;
while (collections < collectionsCOUNT) {
mps_word_t c;
size_t r;
c = mps_collections(arena);
if (collections != c) {
collections = c;
printf("\nCollection %"PRIuLONGEST", %lu objects.\n",
(ulongest_t)c, objs);
report(arena);
for (r = 0; r < exactRootsCOUNT; ++r) {
if (exactRoots[r] != objNULL)
die(HeaderFormatCheck(exactRoots[r]), "wrapper check");
}
if (collections == rampSwitch) {
int begin_ramp = !ramping
|| /* Every other time, switch back immediately. */ (collections & 1);
rampSwitch += rampSIZE;
if (ramping) {
die(mps_ap_alloc_pattern_end(ap, ramp), "pattern end (ap)");
die(mps_ap_alloc_pattern_end(busy_ap, ramp), "pattern end (busy_ap)");
ramping = 0;
/* kill half of the roots */
for(i = 0; i < exactRootsCOUNT; i += 2) {
if (exactRoots[i] != objNULL) {
die(HeaderFormatCheck(exactRoots[i]), "ramp kill check");
exactRoots[i] = objNULL;
}
}
}
if (begin_ramp) {
die(mps_ap_alloc_pattern_begin(ap, ramp),
"pattern rebegin (ap)");
die(mps_ap_alloc_pattern_begin(busy_ap, ramp),
"pattern rebegin (busy_ap)");
ramping = 1;
}
}
/* fill bogusRoots with variations of a real pointer */
r = rnd() % exactRootsCOUNT;
if (exactRoots[r] != objNULL) {
char *p = (char*)exactRoots[r];
for(i = 0; i < bogusRootsCOUNT; ++i, ++p)
bogusRoots[i] = (mps_addr_t)p;
}
}
r = (size_t)rnd();
if (r & 1) {
i = (r >> 1) % exactRootsCOUNT;
if (exactRoots[i] != objNULL)
die(HeaderFormatCheck(exactRoots[i]), "wrapper check");
exactRoots[i] = make(roots_count);
if (exactRoots[(exactRootsCOUNT-1) - i] != objNULL)
dylan_write(exactRoots[(exactRootsCOUNT-1) - i],
exactRoots, exactRootsCOUNT);
} else {
static void test(void)
{
mps_chain_t chain;
long int i;
long int rsize = 0;
int inramp;
mycell *r, *s;
cdie(mps_arena_create(&arena, mps_arena_class_vm(),
(size_t) 1024*1024*ARENALIMIT),
"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_root_create_table(&root1, arena, mps_rank_exact(), 0, &objtab[0], TABSIZE),
"create root table");
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(&poolamc, arena, mps_class_amc(), format, chain),
"create pool(amc)");
cdie(
mps_ap_create(&apamc, poolamc, mps_rank_exact()),
"create ap");
inramp = 0;
r = NULL; /* r is always initialized, because inramp=0 at the start, but */
/* the compiler doesn't know this. */
for (i = 0; i < ITERATIONS; i++) {
if (i % 10000 == 0) {
comment("%ld of %ld", i, ITERATIONS);
}
alloc_back();
if (inramp) {
s = allocone(apamc, 3, mps_rank_exact());
setref(r, 0, s);
setref(s, 1, r);
r = s;
s = allocdumb(apamc, RAMPSIZE, mps_rank_exact());
setref(r, 2, s);
rsize ++;
if (ranint(LEAVERAMP) == 0) {
r = allocone(apamc, 2, mps_rank_exact());
s = allocone(apamc, 2, mps_rank_exact());
#ifdef RAMP_INTERFACE
mps_ap_alloc_pattern_end(apamc, mps_alloc_pattern_ramp());
#endif
#ifdef COLLECT_WORLD
mps_arena_collect(arena);
mps_arena_release(arena);
#endif
comment("ramp end, %ld objects", rsize);
inramp = 0;
}
} else {
if (ranint(ENTERRAMP) == 0) {
#ifdef RAMP_INTERFACE
mps_ap_alloc_pattern_begin(apamc, mps_alloc_pattern_ramp());
#endif
comment("ramp begin");
r = allocone(apamc, 3, mps_rank_exact());
inramp = 1;
rsize = 0;
}
}
}
mps_arena_park(arena);
mps_ap_destroy(apamc);
mps_pool_destroy(poolamc);
mps_chain_destroy(chain);
mps_fmt_destroy(format);
mps_root_destroy(root1);
mps_root_destroy(root);
mps_thread_dereg(thread);
mps_arena_destroy(arena);
comment("Destroyed arena.");
}