int main (int argc, char* argv[])
{
int objs[2*N+1];
int i;
objs[0]=N;
for(i=1; i<=N;i++){
objs[2*i-1]=N+i;
objs[2*i]=N-i;
}
random_permutation(objs, 2*N+1);
printf("Test de heap_remove_min\n");
/********************************/
heap h=prof_heap_create(f);
for(i=0; i<=2*N; i++)
h=prof_heap_insert(h, &objs[i]);
heap_dump(h);
for(i=0; i<=2*N; i++){
h=heap_remove_min(h);
heap_dump(h);
}
prof_heap_destroy(h);
return 0;
}
void main()
{
char *p;
heap_dump(); p = (char *) malloc( 80 );
heap_dump(); free( p );
heap_dump();
}
static void
dump_process_info(int to, void *to_arg, Process *p)
{
Eterm* sp;
ErlMessage* mp;
int yreg = -1;
ERTS_SMP_MSGQ_MV_INQ2PRIVQ(p);
if ((p->trace_flags & F_SENSITIVE) == 0 && p->msg.first) {
erts_print(to, to_arg, "=proc_messages:%T\n", p->id);
for (mp = p->msg.first; mp != NULL; mp = mp->next) {
Eterm mesg = ERL_MESSAGE_TERM(mp);
if (is_value(mesg))
dump_element(to, to_arg, mesg);
else
dump_dist_ext(to, to_arg, mp->data.dist_ext);
mesg = ERL_MESSAGE_TOKEN(mp);
erts_print(to, to_arg, ":");
dump_element(to, to_arg, mesg);
erts_print(to, to_arg, "\n");
}
}
if ((p->trace_flags & F_SENSITIVE) == 0) {
if (p->dictionary) {
erts_print(to, to_arg, "=proc_dictionary:%T\n", p->id);
erts_deep_dictionary_dump(to, to_arg,
p->dictionary, dump_element_nl);
}
}
if ((p->trace_flags & F_SENSITIVE) == 0) {
erts_print(to, to_arg, "=proc_stack:%T\n", p->id);
for (sp = p->stop; sp < STACK_START(p); sp++) {
yreg = stack_element_dump(to, to_arg, p, sp, yreg);
}
erts_print(to, to_arg, "=proc_heap:%T\n", p->id);
for (sp = p->stop; sp < STACK_START(p); sp++) {
Eterm term = *sp;
if (!is_catch(term) && !is_CP(term)) {
heap_dump(to, to_arg, term);
}
}
for (mp = p->msg.first; mp != NULL; mp = mp->next) {
Eterm mesg = ERL_MESSAGE_TERM(mp);
if (is_value(mesg))
heap_dump(to, to_arg, mesg);
mesg = ERL_MESSAGE_TOKEN(mp);
heap_dump(to, to_arg, mesg);
}
if (p->dictionary) {
erts_deep_dictionary_dump(to, to_arg, p->dictionary, heap_dump);
}
}
}
static void heap_test(void)
{
void *ptr[16];
ptr[0] = heap_alloc(8, 0);
ptr[1] = heap_alloc(32, 0);
ptr[2] = heap_alloc(7, 0);
ptr[3] = heap_alloc(0, 0);
ptr[4] = heap_alloc(98713, 0);
ptr[5] = heap_alloc(16, 0);
heap_free(ptr[5]);
heap_free(ptr[1]);
heap_free(ptr[3]);
heap_free(ptr[0]);
heap_free(ptr[4]);
heap_free(ptr[2]);
heap_dump();
int i;
for (i=0; i < 16; i++)
ptr[i] = 0;
for (i=0; i < 32768; i++) {
unsigned int index = (unsigned int)rand() % 16;
if ((i % (16*1024)) == 0)
printf("pass %d\n", i);
// printf("index 0x%x\n", index);
if (ptr[index]) {
// printf("freeing ptr[0x%x] = %p\n", index, ptr[index]);
heap_free(ptr[index]);
ptr[index] = 0;
}
unsigned int align = 1 << ((unsigned int)rand() % 8);
ptr[index] = heap_alloc((unsigned int)rand() % 32768, align);
// printf("ptr[0x%x] = %p, align 0x%x\n", index, ptr[index], align);
DEBUG_ASSERT(((addr_t)ptr[index] % align) == 0);
// heap_dump();
}
for (i=0; i < 16; i++) {
if (ptr[i])
heap_free(ptr[i]);
}
heap_dump();
}
int
main(int argc, char *argv[])
{
heap_t * h;
double v = 12.34;
h = heap_alloc(8, (heap_free_elt_fn_t) NULL);
heap_dump(h);
heap_insert(h, 10.0, &v);
heap_dump(h);
heap_free(h);
return 0;
}
static void
heap_dump(heapnode_t * top, int32 level)
{
int32 i;
if (!top)
return;
for (i = 0; i < level; i++)
printf(" ");
/* print top info */
heap_dump(top->l, level + 1);
heap_dump(top->r, level + 1);
}
static int cmd_heap(int argc, const cmd_args *argv)
{
if (argc < 2) {
notenoughargs:
printf("not enough arguments\n");
usage:
printf("usage:\n");
printf("\t%s info\n", argv[0].str);
printf("\t%s alloc <size> [alignment]\n", argv[0].str);
printf("\t%s free <address>\n", argv[0].str);
return -1;
}
if (strcmp(argv[1].str, "info") == 0) {
heap_dump();
} else if (strcmp(argv[1].str, "alloc") == 0) {
if (argc < 3) goto notenoughargs;
void *ptr = heap_alloc(argv[2].u, (argc >= 3) ? argv[3].u : 0);
printf("heap_alloc returns %p\n", ptr);
} else if (strcmp(argv[1].str, "free") == 0) {
if (argc < 2) goto notenoughargs;
heap_free((void *)argv[2].u);
} else {
printf("unrecognized command\n");
goto usage;
}
return 0;
}
void test_gc_with_cycle()
{
Node *a, *b;
char *result, *expected;
GC_SAVE_RP;
gc();
a = new_Node("a", NULL);
b = new_Node("b", a);
a->neighbor = b;
ADD_ROOT(a);
ADD_ROOT(b);
ASSERT(align(2 * Node_type.size), heap_allocated());
gc();
expected = "heap2[64,1000]\n"
"0000:Node[32]->[32]\n"
"0032:Node[32]->[0]\n";
result = calloc(1000, sizeof(char));
heap_dump(result);
ASSERT_STR(expected, result);
// printf("%s\n", result);
free(result);
ASSERT(align(2 * Node_type.size), heap_allocated());
ASSERT_STR("a", b->neighbor->payload);
ASSERT_STR("b", a->neighbor->payload);
GC_RESTORE_RP;
}
void test_heap_dump()
{
char *expected, *result;
User *u;
String *s;
Array *a;
GC_SAVE_RP;
gc();
s = new_String("tim");
u = new_User(103, s);
a = (Array *) alloc_Array(2, ARRAY_POINTER);
((void **) a->elements)[0] = s;
((void **) a->elements)[1] = u;
ADD_ROOT(s);
ADD_ROOT(u);
ADD_ROOT(a);
expected = "heap2[116,1000]\n"
"0000:String[32+4]=\"tim\"\n"
"0036:User[32]->[0]\n"
"0068:Array[32+2]->[0, 36]\n";
result = calloc(1000, sizeof(char));
heap_dump(result);
// printf("\n%s", result);
ASSERT_STR(expected, result);
GC_RESTORE_RP;
free(result);
}
static int execute_built_in(const unsigned char *word, int word_len) {
int i, j;
if(counted_string_equal(word, word_len, "macro", -1)) {
ctx.is_macro=1;
} else if(counted_string_equal(word, word_len, "forth", -1)) {
ctx.is_macro=0;
} else if(counted_string_equal(word, word_len, "unsmudge", -1)) {
ctx.dictionary->smudged=0;
} else if(counted_string_equal(word, word_len, "smudge", -1)) {
ctx.dictionary->smudged=1;
} else if(counted_string_equal(word, word_len, "heap-dump", -1)) {
heap_dump();
} else if(counted_string_equal(word, word_len, "word-dump", -1)) {
word_dump();
} else if(counted_string_equal(word, word_len, "b,", -1)) {
(*ctx.code_here)=dstack_pop();
ctx.code_here++;
} else if(counted_string_equal(word, word_len, "windows?", -1)) {
#ifdef _WIN32
dstack_push(1);
#else
dstack_push(0);
#endif
} else if(counted_string_equal(word, word_len, "load", -1)) {
load(dstack_pop());
} else if(counted_string_equal(word, word_len, "thru", -1)) {
j=dstack_pop();
i=dstack_pop();
for(;i<=j;i++) load(i);
} else {
return 0;
}
return 1;
}
int main( )
{
int rc = 0;
//heap_dump();
int original_count = heap_count( );
try {
if( !construct_test( ) || !heap_ok( "t1" ) ) rc = 1;
if( !access_test( ) || !heap_ok( "t2" ) ) rc = 1;
//if( !string_test( ) || !heap_ok( "t3" ) ) rc = 1;
//if( !torture_test( ) || !heap_ok( "t4" ) ) rc = 1;
//if( !clear_test( ) || !heap_ok( "t5" ) ) rc = 1;
if( !iterator_test( ) || !heap_ok( "t6" ) ) rc = 1;
if( !copy_test( ) || !heap_ok( "t7" ) ) rc = 1;
if( !allocator_test( ) || !heap_ok( "t8" ) ) rc = 1;
if( !bounds_test( ) || !heap_ok( "t9" ) ) rc = 1;
if( !hint_ins_test( ) || !heap_ok( "tA" ) ) rc = 1;
}
catch( ... ) {
std::cout << "Unexpected exception of unexpected type.\n";
rc = 1;
}
int heap_diff = heap_count( ) - original_count;
if( heap_diff ) {
heap_dump();
std::cout << "Possible memory leak! " << heap_diff << " " << original_count << "\n";
rc = 1;
}
return( rc );
}
void heap_validate(const char* file, const int lineno) {
// consout("%04x !\n", context->programCounter);
size_t used_m = 0;
size_t free_m = 0;
size_t free_l = 0;
// Traverse through heap memory:
size_t offset = 0;
while (offset < heap_size) {
header_t* h = offset_header(heap, offset);
if (is_type(h, HT_FREE)) {
free_m += h->e.size;
} else if (is_type(h, HT_USED) || is_type(h, HT_PROTECTED)) {
used_m += h->e.size;
} else {
consout("Heap corrupted (magic)\n");
heap_dump();
heap_exit(file, lineno);
}
// Advance pointer using size of element:
offset += h->e.size;
}
if (used_m + free_m != heap_size) {
consout("Heap corrupted (size)\n");
heap_exit(file, lineno);
}
// Validate free list:
if (free_list != NULL) {
header_t* h = free_list;
header_t* prev = NULL;
free_l = 0;
while (h != NULL) {
if (is_type(h, HT_FREE)) {
free_l += h->e.size;
} else {
consout("Heap corrupted (free magic)\n");
heap_exit(file, lineno);
}
if (prev != NULL && h < prev) {
consout("Heap corrupted (free list order)\n");
heap_exit(file, lineno);
}
prev = h;
h = h->e.next;
}
}
if (free_l != free_m) {
consout("Heap corrupted (free size)\n");
heap_exit(file, lineno);
}
}
static int merge(struct w_heap* heap){
uint32 brk = 0;
struct w_listnode* it1 = FIRST_NODE(heap->block_list_head);
struct w_listnode* it2 = it1;
while(it1->next){
struct w_block* b1 = LIST_ENTRY(it1, struct w_block, block_node);
it2 = it1->next;
while(it2){
struct w_block* b2 = LIST_ENTRY(it2, struct w_block, block_node);
/* List is unsorted... figure out block order */
if(b2->start > b1->start){
/* block 1 then block 2 */
if(b1->end + HEAP_OVERHEAD + 1 >= b2->start){
printf("HEAP MERGE\n");
b1->end = b2->end;
list_remove( &heap->block_list_head, it2);
zero(b2, sizeof(struct w_block));
brk = 1;
break;
}
}
else{
/* block 2 then block 1 */
if(b2->end + HEAP_OVERHEAD + 1 >= b1->start){
printf("HEAP MERGE\n");
b2->end = b1->end;
list_remove( &heap->block_list_head, it1);
zero(b1, sizeof(struct w_block));
brk = 1;
break;
}
}
it2 = it2->next;
}
if(brk){
heap_dump(heap);
return 1;
}
it1 = NEXT_NODE(it1);
}
return 0;
}
void test_gc_with_pointer_array()
{
User *u, *t;
String *s;
Array *a;
char *expected, *result_before, *result_after;
gc();
GC_SAVE_RP;
s = new_String("tim");
u = new_User(102, s);
a = new_Array(2, ARRAY_POINTER);
add_to(a, 0, s);
add_to(a, 1, u);
ADD_ROOT(a);
expected = "heap1[116,1000]\n"
"0068:Array[32+2]->[0, 36]\n"
"0000:String[32+4]=\"tim\"\n"
"0036:User[32]->[0]\n";
result_before = calloc(1000, sizeof(char));
heap_dump(result_before);
ASSERT_STR(expected, result_before);
free(result_before);
gc();
t = new_User(102, NULL);
ADD_ROOT(t);
expected = "heap2[148,1000]\n"
"0000:Array[32+2]->[48, 84]\n"
"0048:String[32+4]=\"tim\"\n"
"0084:User[32]->[48]\n"
"0116:User[32]->[-1]\n";
result_after = calloc(1000, sizeof(char));
heap_dump(result_after);
ASSERT_STR(expected, result_after);
// printf("\n%s", result_after);
free(result_after);
GC_RESTORE_RP;
}
void heap_dump(const heap* h, const unsigned int from) {
if(from == 0) {
printf("digraph g {\nnode [shape = record,height=.1];\n");
}
if(from < h->count) {
printf("node%d[ label = \"<f0> | <f1> %s | <f2>\"];\n", from, h->g->nodes[h->nodes[from]].value);
if(HEAP_LEFT(from) < h->count) {
printf("\"node%d\":f0 -> \"node%d\":f1\n", from, HEAP_LEFT(from));
heap_dump(h, HEAP_LEFT(from));
}
if(HEAP_RIGHT(from) < h->count) {
printf("\"node%d\":f2 -> \"node%d\":f1\n", from, HEAP_RIGHT(from));
heap_dump(h, HEAP_RIGHT(from));
}
}
if(from == 0) {
printf("}\n");
}
}
int main (int argc, char* argv[])
{
printf("Test de heap_destroy\n");
heap h=prof_heap_create(f);
int a=1;
h=prof_heap_insert(h, &a);
heap_dump(h);
heap_destroy(h);
return 0;
}
static int cmd_heap(int argc, const cmd_args *argv)
{
if (argc < 2) {
printf("not enough arguments\n");
return -1;
}
if (strcmp(argv[1].str, "info") == 0) {
heap_dump();
} else {
printf("unrecognized command\n");
return -1;
}
return 0;
}
void test_gc_user()
{
char *expected, *result;
void *old_a;
User *a;
String *b;
int userlen, strlen;
GC_SAVE_RP;
b = new_String("tim");
a = new_User(103, b);
old_a = &*a;
ADD_ROOT(a);
ADD_ROOT(b);
ASSERT_NE(User_type.size, heap_allocated());
gc();
expected = "heap1[68,1000]\n"
"0000:User[32]->[32]\n"
"0032:String[32+4]=\"tim\"\n";
result = calloc(1000, sizeof(char));
heap_dump(result);
ASSERT_STR(expected, result);
// printf("%s\n", result);
free(result);
userlen = align(User_type.size);
strlen = String_type.size + 3 + 1;
ASSERT(align(userlen + strlen), heap_allocated());
ASSERT_NE(old_a, &*a);
ASSERT(103, a->id);
ASSERT(&User_type, a->type);
ASSERT_STR("tim", a->name->elements);
ASSERT(NULL, a->forward);
GC_RESTORE_RP;
}
void test_gc_string()
{
char *expected, *result;
void *old_a, *old_b;
String *a, *b;
int a_len;
GC_SAVE_RP;
gc();
a = new_String("abcd");
old_a = &*a;
b = alloc_String(5);
old_b = &*b;
ADD_ROOT(a);
a_len = sizeof_array(4, ARRAY_CHAR);
ASSERT_NE(a_len, heap_allocated());
gc();
expected = "heap2[40,1000]\n"
"0000:String[32+5]=\"abcd\"\n";
result = calloc(1000, sizeof(char));
heap_dump(result);
ASSERT_STR(expected, result);
// printf("%s\n", result);
free(result);
ASSERT(align(a_len), heap_allocated());
ASSERT_NE(old_a, &*a);
ASSERT(old_b, &*b);
ASSERT_STR("Array", a->type->name);
ASSERT(4, a->length);
ASSERT_STR("abcd", a->elements);
GC_RESTORE_RP;
}
void* kalloc(uint32 size){
struct w_heap* heap = &kern_heap;
struct w_listnode* it = FIRST_NODE(heap->block_list_head);
struct w_block* blk;
/* We need a new list node which holds a block pointer.
* This will allow us to add to free list once freed
*/
uint32 eff_size = size + HEAP_OVERHEAD;
while( it != NULL){
blk = LIST_ENTRY(it, struct w_block, block_node);
if((blk->end - blk->start) > eff_size){
/* Found a big enough block! */
break;
}
it = it->next;
}
if(it == NULL){
/* Not enough contiguous memory available */
return NULL;
}
/* Remove this node from the free list */
struct w_listnode* alloc_node = list_remove( &heap->block_list_head, it);
uint32 start = blk->start;
blk->start += eff_size;
/* First initizlize the block */
struct w_block* nblock = (struct w_block*)(start + size);
nblock->start = start;
nblock->end = start + size;
/* swap the two nodes to keep descriptors in order */
//struct w_listnode temp = nblock->block_node;
//nblock->block_node = *alloc_node;
//*alloc_node = temp;
uint32 t1,t2;
t1 = nblock->start;
t2 = nblock->end;
nblock->start = blk->start;
nblock->end = blk->end;
blk->start = t1;
blk->end = t2;
/* Is there still enough room for another allocation? */
if((blk->end - blk->start) > 0)
list_add( &heap->block_list_head, &nblock->block_node);
//list_remove(&heap->block_list_head, &nblock->block_node);
//list_add(&heap->block_list_head, alloc_node);
heap_dump(heap);
return (void*)start;
}
static void
semi_greedy(data *d, int start, int *tour, int *tour_length)
{
int i, j, k;
int dim = d->numnodes;
int current, len, dist;
int *visited = MALLOC(dim, int);
/* RCL. */
struct heapelm *candidates = MALLOC(dim, struct heapelm);
int rclsize, rclused;
double total_bias, rprob, racc, rpick;
memset(visited, 0, dim * sizeof(int));
len = 0;
current = start;
for (i = 0; i < dim - 1; i++) {
visited[current] = 1;
tour[i] = current;
/* Define RCL size. */
rclused = 0;
if (RANDOM_UNIT() < 0.05) rclsize = dim - i - 2;
else rclsize = RANDOM(((dim - i - 2) / 4) + 1);
rclsize++;
DEBUG("RCL size: %d\n", rclsize);
/* Define RCL. */
for (j = 0; j < dim; j++) {
if (!visited[j]) {
dist = d->dist(d, current, j);
if (rclused < rclsize) {
candidates[rclused].num = j;
candidates[rclused].cost = dist;
rclused++;
if (rclused == rclsize) {
heap_build_max(candidates, rclsize);
}
} else if (dist < candidates[0].cost) {
heap_replace_root(candidates, rclsize, j, dist);
}
}
}
DEBUG("RCL used: %d\n", rclused);
heap_dump(candidates, rclused);
/* Pick RCL element based on logarithmic bias. */
#define BIAS_LOG(r) (1/log((r)+1))
#define BIAS_LINEAR(r) (1./(r))
#define BIAS_EXP(r) (1/exp(r))
#define BIAS_RANDOM(r) 1
#define BIAS(r) BIAS_LOG(r)
total_bias = 0;
for (j = 1; j <= rclused; j++) {
total_bias += BIAS(j);
}
racc = 0;
rpick = RANDOM_UNIT();
#if DEBUGGING
for (j = rclused; j >= 1; j--) {
DEBUG("%f ", BIAS(j) / total_bias);
}
DEBUG("\nR: %f\n", rpick);
#endif
for (j = rclused, k = 1; j >= 0; j--, k++) {
rprob = BIAS(k) / total_bias;
if (rprob + racc > rpick) {
break;
}
racc += rprob;
}
DEBUG("Picked: j = %d, %d %d\n\n", j,
candidates[j-1].num, candidates[j-1].cost);
current = candidates[j - 1].num;
len += candidates[j - 1].cost;
}
tour[i] = current;
len += d->dist(d, current, start);
*tour_length = len;
free(visited);
free(candidates);
#undef BIAS
#undef BIAS_LOG
}
int main( int argc, char **argv ){
FILE *in;
char buff[140];
char *cmdline;
struct heap_stat before;
struct heap_stat after;
IDEDllHdl hdl;
IDEBool fatal;
IDEBool retn; // - return code
IDEInitInfo info;
if( argc < 2 ) {
printf( "Useage wcc386f fn\n" );
exit( 1 );
}
if( (in = fopen( argv[1], "r"))== NULL ){
printf( "Coundn't open %s\n", argv[1] );
exit( 1 );
}
// setmode( STDOUT_FILENO, O_BINARY );
fatal = FALSE;
if( IDE_CUR_DLL_VER != IDEGetVersion() ){
printf( "invalid DLL version\n" );
}
IDEInitDLL( NULL, &callbacks, &hdl );
info.ver = IDE_CUR_INFO_VER;
info.ignore_env = FALSE;
info.cmd_line_has_files = TRUE;
IDEPassInitInfo( NULL, &info );
while( fgets( buff, sizeof( buff ), in ) != NULL ){
char *tmp;
cmdline = buff;
printf( "%s", cmdline );
while( isspace( *cmdline ) )++cmdline; // skip wcc386 whatever
while( isalnum( *cmdline ) )++cmdline;
tmp = cmdline;
while( *tmp != '\0' ){
if( *tmp == '\n' ){
*tmp = '\0';
break;
}
++tmp;
}
if( *cmdline == '\0' )continue; // skip blank lines
heap_size( &before );
retn = IDERunYourSelf( hdl, cmdline, &fatal );
heap_size( &after );
if( before.free != after.free ){
printf( "Free different\n" );
}
if( before.used != after.used ){
printf( "Used different\n" );
}
#ifdef HEAP_DUMP
heap_dump();
#endif
}
IDEFiniDLL( NULL );
fclose( in );
return( 0 );
}
