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160 lines
2.7 KiB
C
160 lines
2.7 KiB
C
/*
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TEST_HEADER
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id = $HopeName: MMQA_test_function!96.c(trunk.4) $
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summary = low memory tests with AMC (and using MV)
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language = c
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link = testlib.o rankfmt.o
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END_HEADER
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*/
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#include "testlib.h"
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#include "mpscamc.h"
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#include "mpscmv.h"
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#include "mpsavm.h"
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#include "rankfmt.h"
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void *stackpointer;
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mps_pool_t poolmv;
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mps_space_t space;
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static void fillup(void) {
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size_t size;
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mps_addr_t a;
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char *b;
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mps_pool_create(&poolmv, space, mps_class_mv(), 64, 64, 64);
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size=1024ul*1024ul;
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while (size) {
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while (mps_alloc(&a, poolmv, size)==MPS_RES_OK) {
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for(b=a; b<(char *)a+size; b++) {
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*b = 97;
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}
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}
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size = size / 2;
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}
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}
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static void empty(void) {
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mps_pool_destroy(poolmv);
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}
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static void test(void)
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{
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mps_pool_t pool;
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mps_thr_t thread;
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mps_root_t root, root1;
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mps_fmt_t format;
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mps_ap_t ap;
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mycell *a, *b;
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mps_res_t res;
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int j;
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/* create an arena that can't grow beyond 30 M */
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cdie(mps_arena_create(&space, mps_arena_class_vm(), (size_t) (1024*1024*30)),
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"create arena");
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cdie(mps_arena_commit_limit_set(space, (size_t) (1024*1024*30)), "limit");
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cdie(mps_thread_reg(&thread, space), "register thread");
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cdie(
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mps_root_create_reg(&root, space, MPS_RANK_AMBIG, 0, thread,
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mps_stack_scan_ambig, stackpointer, 0),
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"create root");
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cdie(
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mps_root_create_table(&root1,space,MPS_RANK_AMBIG,0,&exfmt_root,1),
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"create table root");
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cdie(
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mps_fmt_create_A(&format, space, &fmtA),
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"create format");
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cdie(
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mps_pool_create(&pool, space, mps_class_amc(), format),
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"create pool");
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cdie(
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mps_ap_create(&ap, pool, MPS_RANK_EXACT),
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"create ap");
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/* allocate 16 M of (live) stuff */
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b = allocone(ap, 2, MPS_RANK_EXACT);
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for (j=0; j<160; j++) {
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a = allocone(ap, 2, MPS_RANK_EXACT);
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setref(a, 0, b);
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b = allocdumb(ap, 1024*100, MPS_RANK_EXACT);
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setref(a, 1, b);
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b = a;
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}
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comment("created 16M of live objects");
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/*
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for (j=0; j<1000; j++) {
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res=allocrdumb(&a, ap, 1024*1024, MPS_RANK_EXACT);
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}
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*/
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fillup();
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comment("try to make collect by allocating another 1G...");
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empty();
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for (j=0; j<1000*1024; j++) {
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res=allocrdumb(&a, ap, 1024, MPS_RANK_EXACT);
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if (res == MPS_RES_OK) {
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comment("%i ok", j);
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} else {
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break;
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}
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}
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comment("collect world...");
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for (j=0; j<10; j++) {
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mps_arena_collect(space);
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}
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mps_ap_destroy(ap);
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comment("Destroyed ap.");
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mps_pool_destroy(pool);
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comment("Destroyed pool.");
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mps_fmt_destroy(format);
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comment("Destroyed format.");
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mps_root_destroy(root);
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mps_root_destroy(root1);
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comment("Destroyed roots.");
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mps_thread_dereg(thread);
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comment("Deregistered thread.");
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mps_space_destroy(space);
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comment("Destroyed space.");
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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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