/* mpsicv.c: MPSI COVERAGE TEST
*
* $Id: //info.ravenbrook.com/project/mps/version/1.100/code/mpsicv.c#1 $
* Copyright (c) 2001 Ravenbrook Limited. See end of file for license.
* Portions copyright (c) 2002 Global Graphics Software.
*/
#include "testlib.h"
#include "mpscamc.h"
#include "mpsavm.h"
#include "mpscmv.h"
#include "fmtdy.h"
#include "fmtdytst.h"
#include "mps.h"
#if !defined(CONFIG_PROD_EPCORE)
# include "mpstd.h"
# ifdef MPS_OS_W3
# include "mpsw3.h"
# endif
#endif
#include <stdlib.h>
#include <stdarg.h>
#include <math.h>
#include <string.h>
#define exactRootsCOUNT 49
#define ambigRootsCOUNT 49
#define OBJECTS 4000
#define patternFREQ 100
/* objNULL needs to be odd so that it's ignored in exactRoots. */
#define objNULL ((mps_addr_t)0xDECEA5ED)
#define FILLER_OBJECT_SIZE 1023
#define genCOUNT 2
static mps_gen_param_s testChain[genCOUNT] = {
{ 150, 0.85 }, { 170, 0.45 } };
static mps_pool_t amcpool;
static mps_ap_t ap;
static mps_addr_t exactRoots[exactRootsCOUNT];
static mps_addr_t ambigRoots[ambigRootsCOUNT];
/* Types for alignment tests */
#define hasLONG_LONG 1
#ifdef _MSC_VER
#define long_long_t __int64
#else
#define long_long_t long long
#endif
struct tdouble {
double d;
};
struct tlong {
long d;
};
#ifdef HAS_LONG_LONG
struct tlonglong {
long_long_t d;
};
#endif
/* alignmentTest -- test default alignment is acceptable */
#define max(a, b) (((a) > (b)) ? (a) : (b))
static void alignmentTest(mps_arena_t arena)
{
mps_pool_t pool;
void *p;
int dummy = 0;
size_t j, size;
die(mps_pool_create(&pool, arena, mps_class_mv(), 0x1000, 1024, 16384),
"alignment pool create");
size = max(sizeof(double), sizeof(long));
#ifdef HAS_LONG_LONG
size = max(size, sizeof(long_long_t));
#endif
for(j = 0; j <= size + (size_t)1; ++j) {
die(mps_alloc(&p, pool, size + 1), "alignment alloc");
#define access(type, p) *(type*)(p) = (type)dummy; dummy += (int)*(type*)(p);
access(double, p);
access(long, p);
#ifdef HAS_LONG_LONG
access(long_long_t, p);
#endif
}
mps_pool_destroy(pool);
}
/* make -- allocate an object */
static mps_addr_t make(void)
{
size_t length = rnd() % 20, size = (length+2)*sizeof(mps_word_t);
mps_addr_t p;
mps_res_t res;
do {
MPS_RESERVE_BLOCK(res, p, ap, size);
if (res != MPS_RES_OK) die(res, "MPS_RESERVE_BLOCK");
res = dylan_init(p, size, exactRoots, exactRootsCOUNT);
if (res != MPS_RES_OK) die(res, "dylan_init");
} while(!mps_commit(ap, p, size));
return p;
}
/* make_with_permit -- allocate an object, with reservoir permit */
static mps_addr_t make_with_permit(void)
{
size_t length = rnd() % 20, size = (length+2)*sizeof(mps_word_t);
mps_addr_t p;
mps_res_t res;
do {
MPS_RESERVE_WITH_RESERVOIR_PERMIT_BLOCK(res, p, ap, size);
if (res != MPS_RES_OK) die(res, "MPS_RESERVE_WITH_RESERVOIR_PERMIT_BLOCK");
res = dylan_init(p, size, exactRoots, exactRootsCOUNT);
if (res != MPS_RES_OK) die(res, "dylan_init");
} while(!mps_commit(ap, p, size));
return p;
}
/* make_no_inline -- allocate an object, using non-inlined interface */
static mps_addr_t make_no_inline(void)
{
size_t length = rnd() % 20, size = (length+2)*sizeof(mps_word_t);
mps_addr_t p;
mps_res_t res;
do {
res = (mps_reserve)(&p, ap, size);
if (res != MPS_RES_OK) die(res, "(mps_reserve)");
res = dylan_init(p, size, exactRoots, exactRootsCOUNT);
if (res != MPS_RES_OK) die(res, "dylan_init");
} while(!(mps_commit)(ap, p, size));
return p;
}
/* alloc_v_test -- test mps_alloc_v */
static void alloc_v_test(mps_pool_t pool, ...)
{
void *p;
size_t size = 32;
va_list args;
va_start(args, pool);
die(mps_alloc_v(&p, pool, size, args), "alloc_v");
va_end(args);
mps_free(pool, p, size);
}
static void pool_create_v_test(mps_arena_t arena, ...)
{
va_list args;
va_start(args, arena);
die(mps_pool_create_v(&amcpool, arena, mps_class_amc(), args),
"pool_create_v(amc)");
va_end(args);
}
static void ap_create_v_test(mps_pool_t pool, ...)
{
mps_ap_t apt;
va_list args;
va_start(args, pool);
die(mps_ap_create_v(&apt, pool, args), "ap_create_v");
va_end(args);
mps_ap_destroy(apt);
}
static mps_res_t root_single(mps_ss_t ss, void *p, size_t s)
{
testlib_unused(s);
return mps_fix(ss, (mps_addr_t *)p);
}
/* arena_commit_test
*
* intended to test:
* MPS_RES_COMMIT_LIMIT
* mps_arena_commit_limit
* mps_arena_commit_limit_set
* mps_arena_committed
* mps_arena_reserved
* incidentally tests:
* mps_alloc
* mps_class_mv
* mps_pool_create
* mps_pool_destroy
*/
static void arena_commit_test(mps_arena_t arena)
{
mps_pool_t pool;
size_t committed;
size_t reserved;
size_t limit;
void *p;
mps_res_t res;
committed = mps_arena_committed(arena);
reserved = mps_arena_reserved(arena);
cdie(reserved >= committed, "reserved < committed");
die(mps_pool_create(&pool, arena, mps_class_mv(), 0x1000, 1024, 16384),
"commit pool create");
limit = mps_arena_commit_limit(arena);
die(mps_arena_commit_limit_set(arena, committed), "commit_limit_set before");
do {
res = mps_alloc(&p, pool, FILLER_OBJECT_SIZE);
} while (res == MPS_RES_OK);
die_expect(res, MPS_RES_COMMIT_LIMIT, "Commit limit allocation");
die(mps_arena_commit_limit_set(arena, limit), "commit_limit_set after");
res = mps_alloc(&p, pool, FILLER_OBJECT_SIZE);
die_expect(res, MPS_RES_OK, "Allocation failed after raising commit_limit");
mps_pool_destroy(pool);
}
/* reservoir_test -- Test the reservoir interface
*
* This has not been tuned to actually dip into the reservoir. See
* QA test 132 for that.
*/
#define reservoirSIZE ((size_t)128 * 1024)
static void reservoir_test(mps_arena_t arena)
{
(void)make_with_permit();
cdie(mps_reservoir_available(arena) == 0, "empty reservoir");
cdie(mps_reservoir_limit(arena) == 0, "no reservoir");
mps_reservoir_limit_set(arena, reservoirSIZE);
cdie(mps_reservoir_limit(arena) >= reservoirSIZE, "reservoir limit set");
cdie(mps_reservoir_available(arena) >= reservoirSIZE, "got reservoir");
(void)make_with_permit();
mps_reservoir_limit_set(arena, 0);
cdie(mps_reservoir_available(arena) == 0, "empty reservoir");
cdie(mps_reservoir_limit(arena) == 0, "no reservoir");
(void)make_with_permit();
}
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;
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 (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;
}
#define TEST_ARENA_SIZE ((size_t)16<<20)
int main(int argc, char **argv)
{
mps_arena_t arena;
mps_thr_t thread;
#if !defined(CONFIG_PROD_EPCORE) && !defined(CONFIG_PF_XCPPGC)
mps_root_t reg_root;
#endif
void *r;
void *marker = ▮
randomize(argc, argv);
die(mps_arena_create(&arena, mps_arena_class_vm(), TEST_ARENA_SIZE),
"arena_create");
die(mps_thread_reg(&thread, arena), "thread_reg");
#if !defined(CONFIG_PROD_EPCORE) && !defined(CONFIG_PF_XCPPGC)
die(mps_root_create_reg(®_root, arena,
MPS_RANK_AMBIG, (mps_rm_t)0,
thread, &mps_stack_scan_ambig,
marker, (size_t)0),
"root_create_reg");
#endif
(mps_tramp)(&r, test, arena, 0); /* non-inlined trampoline */
mps_tramp(&r, test, arena, 0);
#if !defined(CONFIG_PROD_EPCORE) && !defined(CONFIG_PF_XCPPGC)
mps_root_destroy(reg_root);
#endif
mps_thread_dereg(thread);
mps_arena_destroy(arena);
fflush(stdout); /* synchronize */
fprintf(stderr, "\nConclusion: Failed to find any defects.\n");
return 0;
}
/* C. COPYRIGHT AND LICENSE
*
* Copyright (C) 2001-2002 Ravenbrook Limited <http://www.ravenbrook.com/>.
* All rights reserved. This is an open source license. Contact
* Ravenbrook for commercial licensing options.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* 3. Redistributions in any form must be accompanied by information on how
* to obtain complete source code for this software and any accompanying
* software that uses this software. The source code must either be
* included in the distribution or be available for no more than the cost
* of distribution plus a nominal fee, and must be freely redistributable
* under reasonable conditions. For an executable file, complete source
* code means the source code for all modules it contains. It does not
* include source code for modules or files that typically accompany the
* major components of the operating system on which the executable file
* runs.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
* PURPOSE, OR NON-INFRINGEMENT, ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT HOLDERS AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/