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/*
TEST_HEADER
id = $Id$
summary = test of ramp allocation
language = c
link = testlib.o rankfmt.o
parameters = ITERATIONS=50000
OUTPUT_SPEC
result = pass
END_HEADER
*/
#include "testlib.h"
#include "mpscamc.h"
#include "mpsavm.h"
#include "rankfmt.h"
#define genCOUNT (3)
static mps_gen_param_s testChain[genCOUNT] = {
{ 6000, 0.90 }, { 8000, 0.65 }, { 16000, 0.50 } };
#define ARENALIMIT (200)
#define TABSIZE (ITERATIONS / 2)
#define ENTERRAMP (ITERATIONS / 10)
#define LEAVERAMP (ITERATIONS / 10)
#define BACKSIZE (128)
#define BACKITER (32)
#define RAMPSIZE (128)
#define RAMP_INTERFACE
/*
#define COLLECT_WORLD
*/
mps_arena_t arena;
mps_pool_t poolamc;
mps_thr_t thread;
mps_root_t root, root1;
mps_fmt_t format;
mps_ap_t apamc;
static mps_addr_t objtab[TABSIZE];
static void alloc_back(void)
{
long int i, j;
for (j = 0; j < BACKITER; j++) {
i = ranint(ranint(ranint(ranint(TABSIZE)+1)+1)+1);
objtab[i] = allocdumb(apamc, BACKSIZE, mps_rank_exact());
}
}
static void test(void *stack_pointer)
{
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_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");
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 * 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);
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.");
}
int main(void)
{
run_test(test);
report("result", "pass");
return 0;
}
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