extern char *xbt_binary_name;
-static int compare_area(void *area1, void* area2, size_t size, xbt_dynar_t previous);
+typedef struct s_heap_area_pair{
+ int block1;
+ int fragment1;
+ int block2;
+ int fragment2;
+}s_heap_area_pair_t, *heap_area_pair_t;
+
static void heap_area_pair_free(heap_area_pair_t pair);
static void heap_area_pair_free_voidp(void *d);
static int add_heap_area_pair(xbt_dynar_t list, int block1, int fragment1, int block2, int fragment2);
static int is_new_heap_area_pair(xbt_dynar_t list, int block1, int fragment1, int block2, int fragment2);
-static void match_equals(xbt_dynar_t list);
+static int compare_area(void *area1, void* area2, size_t size, xbt_dynar_t previous);
+static void match_equals(xbt_dynar_t list);
-void mmalloc_backtrace_block_display(void* heapinfo, size_t block){
+void mmalloc_backtrace_block_display(void* heapinfo, int block){
xbt_ex_t e;
if (((malloc_info *)heapinfo)[block].busy_block.bt_size == 0) {
- fprintf(stderr,"No backtrace available for that block, sorry.\n");
+ XBT_DEBUG("No backtrace available for that block, sorry.");
return;
}
memcpy(&e.bt,&(((malloc_info *)heapinfo)[block].busy_block.bt),sizeof(void*)*XBT_BACKTRACE_SIZE);
-e.used = ((malloc_info *)heapinfo)[block].busy_block.bt_size;
+ e.used = ((malloc_info *)heapinfo)[block].busy_block.bt_size;
xbt_ex_setup_backtrace(&e);
if (e.used == 0) {
- fprintf(stderr, "(backtrace not set)\n");
+ XBT_DEBUG("(backtrace not set)");
} else if (e.bt_strings == NULL) {
- fprintf(stderr, "(backtrace not ready to be computed. %s)\n",xbt_binary_name?"Dunno why":"xbt_binary_name not setup yet");
+ XBT_DEBUG("(backtrace not ready to be computed. %s)",xbt_binary_name?"Dunno why":"xbt_binary_name not setup yet");
} else {
int i;
- fprintf(stderr, "Backtrace of where the block %zu was malloced (%d frames):\n", block ,e.used);
+ XBT_DEBUG("Backtrace of where the block %d was malloced (%d frames):", block ,e.used);
for (i = 0; i < e.used; i++) /* no need to display "xbt_backtrace_display" */{
- fprintf(stderr,"%d",i);fflush(NULL);
- fprintf(stderr, "---> %s\n", e.bt_strings[i] + 4);
+ XBT_DEBUG("%d ---> %s",i, e.bt_strings[i] + 4);
}
}
+
}
-void mmalloc_backtrace_fragment_display(void* heapinfo, size_t block, size_t frag){
+void mmalloc_backtrace_fragment_display(void* heapinfo, int block, int frag){
xbt_ex_t e;
xbt_ex_setup_backtrace(&e);
if (e.used == 0) {
- fprintf(stderr, "(backtrace not set)\n");
+ XBT_DEBUG("(backtrace not set)");
} else if (e.bt_strings == NULL) {
- fprintf(stderr, "(backtrace not ready to be computed. %s)\n",xbt_binary_name?"Dunno why":"xbt_binary_name not setup yet");
+ XBT_DEBUG("(backtrace not ready to be computed. %s)",xbt_binary_name?"Dunno why":"xbt_binary_name not setup yet");
} else {
int i;
- fprintf(stderr, "Backtrace of where the fragment %zu in block %zu was malloced (%d frames):\n", frag, block ,e.used);
+ XBT_DEBUG("Backtrace of where the fragment %d in block %d was malloced (%d frames):", frag, block ,e.used);
for (i = 0; i < e.used; i++) /* no need to display "xbt_backtrace_display" */{
- fprintf(stderr,"%d",i);fflush(NULL);
- fprintf(stderr, "---> %s\n", e.bt_strings[i] + 4);
+ XBT_DEBUG("%d ---> %s",i, e.bt_strings[i] + 4);
}
}
-}
+}
-malloc_info *heapinfo1 = NULL, *heapinfo2 = NULL;
-size_t heapsize1, heapsize2, heaplimit;
-void *s_heap = NULL, *heapbase1 = NULL, *heapbase2 = NULL;
+void *s_heap, *heapbase1, *heapbase2;
+malloc_info *heapinfo1, *heapinfo2;
+size_t heaplimit, heapsize1, heapsize2;
-int mmalloc_compare_heap(xbt_mheap_t mdp1, xbt_mheap_t mdp2){
+int mmalloc_compare_heap(xbt_mheap_t heap1, xbt_mheap_t heap2){
- if(mdp1 == NULL && mdp2 == NULL){
- fprintf(stderr, "Malloc descriptors null\n");
+ if(heap1 == NULL && heap1 == NULL){
+ XBT_DEBUG("Malloc descriptors null");
return 0;
}
- if(mdp1->heaplimit != mdp2->heaplimit){
- fprintf(stderr,"Different limit of valid info table indices\n");
+ if(heap1->heaplimit != heap2->heaplimit){
+ XBT_DEBUG("Different limit of valid info table indices");
return 1;
}
/* Heap information */
- heaplimit = mdp1->heaplimit;
+ heaplimit = ((struct mdesc *)heap1)->heaplimit;
s_heap = (char *)mmalloc_get_current_heap() - STD_HEAP_SIZE - getpagesize();
- heapbase1 = (char *)mdp1 + BLOCKSIZE;
- heapbase2 = (char *)mdp2 + BLOCKSIZE;
-
- heapinfo1 = (malloc_info *)((char *)mdp1 + ((char *)mdp1->heapinfo - (char *)s_heap));
- heapinfo2 = (malloc_info *)((char *)mdp2 + ((char *)mdp2->heapinfo - (char *)s_heap));
+ heapbase1 = (char *)heap1 + BLOCKSIZE;
+ heapbase2 = (char *)heap2 + BLOCKSIZE;
- heapsize1 = mdp1->heapsize;
- heapsize2 = mdp2->heapsize;
+ heapinfo1 = (malloc_info *)((char *)heap1 + ((uintptr_t)((char *)heap1->heapinfo - (char *)s_heap)));
+ heapinfo2 = (malloc_info *)((char *)heap2 + ((uintptr_t)((char *)heap2->heapinfo - (char *)s_heap)));
+ heapsize1 = heap1->heapsize;
+ heapsize2 = heap2->heapsize;
/* Start comparison */
- size_t i1 = 1, i2, j1, j2;
- void *addr_block1 = NULL, *addr_block2 = NULL, *addr_frag1 = NULL, *addr_frag2 = NULL;
+ size_t i1, i2, j1, j2, k;
+ void *addr_block1, *addr_block2, *addr_frag1, *addr_frag2;
size_t frag_size1, frag_size2;
xbt_dynar_t previous = xbt_dynar_new(sizeof(heap_area_pair_t), heap_area_pair_free_voidp);
- int equal = 0, k;
-
+ int equal;
+
/* Check busy blocks*/
- while(i1 <= heaplimit){
+ i1 = 1;
+
+ while(i1 < heaplimit){
i2 = 1;
equal = 0;
}else{ /* Fragmented block */
- frag_size1 = pow(2, heapinfo1[i1].type);
+ frag_size1 = 1 << heapinfo1[i1].type;
- for(j1=0; j1<(BLOCKSIZE/frag_size1); j1++){
+ for(j1=0; j1 < (size_t) (BLOCKSIZE >> heapinfo1[i1].type); j1++){
if(heapinfo1[i1].busy_frag.frag_size[j1] == 0) /* Free fragment */
continue;
- addr_frag1 = (char *)addr_block1 + (j1 * frag_size1);
+ addr_frag1 = (void*) ((char *)addr_block1 + (j1 * frag_size1));
i2 = 1;
equal = 0;
continue;
}
- frag_size2 = pow(2, heapinfo2[i2].type);
+ frag_size2 = 1 << heapinfo2[i2].type;
- for(j2=0; j2< (BLOCKSIZE/frag_size2); j2++){
+ for(j2=0; j2 < (size_t) (BLOCKSIZE >> heapinfo2[i2].type); j2++){
if(heapinfo2[i2].busy_frag.equal_to[j2] == 1){
continue;
}
addr_block2 = ((void*) (((ADDR2UINT(i2)) - 1) * BLOCKSIZE + (char*)heapbase2));
- addr_frag2 = (char *)addr_block2 + (j2 * frag_size2);
+ addr_frag2 = (void*) ((char *)addr_block2 + (j2 * frag_size2));
/* Comparison */
add_heap_area_pair(previous, i1, j1, i2, j2);
}
/* All blocks/fragments are equal to another block/fragment ? */
- int i = 1, j;
+ size_t i = 1, j = 0;
int nb_diff1 = 0, nb_diff2 = 0;
- int frag_size;
+ size_t frag_size = 0;
- while(i<=heaplimit){
+ while(i<heaplimit){
if(heapinfo1[i].type == 0){
if(heapinfo1[i].busy_block.busy_size > 0){
if(heapinfo1[i].busy_block.equal_to == -1){
- addr_block1 = ((void*) (((ADDR2UINT((size_t)i)) - 1) * BLOCKSIZE + (char*)heapbase1));
- fprintf(stderr, "Block %d (%p) not found (size used = %zu)\n", i, addr_block1, heapinfo1[i].busy_block.busy_size);
- mmalloc_backtrace_block_display(heapinfo1, i);
+ if(XBT_LOG_ISENABLED(mm_diff, xbt_log_priority_debug)){
+ addr_block1 = ((void*) (((ADDR2UINT(i)) - 1) * BLOCKSIZE + (char*)heapbase1));
+ XBT_DEBUG("Block %zu (%p) not found (size used = %zu)", i, addr_block1, heapinfo1[i].busy_block.busy_size);
+ mmalloc_backtrace_block_display((void*)heapinfo1, i);
+ }
nb_diff1++;
}
}
}
if(heapinfo1[i].type > 0){
- frag_size = pow(2, heapinfo1[i].type);
- for(j=0; j < BLOCKSIZE/frag_size; j++){
+ frag_size = 1 << heapinfo1[i].type;
+ for(j=0; j < (size_t) (BLOCKSIZE >> heapinfo1[i].type); j++){
if(heapinfo1[i].busy_frag.frag_size[j] > 0){
if(heapinfo1[i].busy_frag.equal_to[j] == -1){
- addr_block1 = ((void*) (((ADDR2UINT((size_t)i)) - 1) * BLOCKSIZE + (char*)heapbase1));
- addr_frag1 = (char *)addr_block1 + (j * frag_size);
- fprintf(stderr, "Block %d, Fragment %d (%p) not found (size used = %d)\n", i, j, addr_frag1, heapinfo1[i].busy_frag.frag_size[j]);
- mmalloc_backtrace_fragment_display(heapinfo1, i, j);
+ if(XBT_LOG_ISENABLED(mm_diff, xbt_log_priority_debug)){
+ addr_block1 = ((void*) (((ADDR2UINT(i)) - 1) * BLOCKSIZE + (char*)heapbase1));
+ addr_frag1 = (void*) ((char *)addr_block1 + (j * frag_size));
+ XBT_DEBUG("Block %zu, Fragment %zu (%p) not found (size used = %d)", i, j, addr_frag1, heapinfo1[i].busy_frag.frag_size[j]);
+ mmalloc_backtrace_fragment_display((void*)heapinfo1, i, j);
+ }
nb_diff1++;
}
}
i++;
}
- fprintf(stderr, "Different blocks or fragments in heap1 : %d\n", nb_diff1);
+ XBT_DEBUG("Different blocks or fragments in heap1 : %d\n", nb_diff1);
i = 1;
- while(i<=heaplimit){
+ while(i<heaplimit){
if(heapinfo2[i].type == 0){
if(heapinfo2[i].busy_block.busy_size > 0){
if(heapinfo2[i].busy_block.equal_to == -1){
- addr_block2 = ((void*) (((ADDR2UINT((size_t)i)) - 1) * BLOCKSIZE + (char*)heapbase2));
- fprintf(stderr, "Block %d (%p) not found (size used = %zu)\n", i, addr_block2, heapinfo2[i].busy_block.busy_size);
- mmalloc_backtrace_block_display(heapinfo2, i);
+ if(XBT_LOG_ISENABLED(mm_diff, xbt_log_priority_debug)){
+ addr_block2 = ((void*) (((ADDR2UINT(i)) - 1) * BLOCKSIZE + (char*)heapbase2));
+ XBT_DEBUG("Block %zu (%p) not found (size used = %zu)", i, addr_block2, heapinfo2[i].busy_block.busy_size);
+ mmalloc_backtrace_block_display((void*)heapinfo2, i);
+ }
nb_diff2++;
}
}
}
if(heapinfo2[i].type > 0){
- frag_size = pow(2, heapinfo2[i].type);
- for(j=0; j < BLOCKSIZE/frag_size; j++){
+ frag_size = 1 << heapinfo2[i].type;
+ for(j=0; j < (size_t) (BLOCKSIZE >> heapinfo2[i].type); j++){
if(heapinfo2[i].busy_frag.frag_size[j] > 0){
if(heapinfo2[i].busy_frag.equal_to[j] == -1){
- addr_block2 = ((void*) (((ADDR2UINT((size_t)i)) - 1) * BLOCKSIZE + (char*)heapbase2));
- addr_frag2 = (char *)addr_block2 + (j * frag_size);
- fprintf(stderr, "Block %d, Fragment %d (%p) not found (size used = %d)\n", i, j, addr_frag2, heapinfo2[i].busy_frag.frag_size[j]);
- mmalloc_backtrace_fragment_display(heapinfo2, i, j);
+ if(XBT_LOG_ISENABLED(mm_diff, xbt_log_priority_debug)){
+ addr_block2 = ((void*) (((ADDR2UINT(i)) - 1) * BLOCKSIZE + (char*)heapbase2));
+ addr_frag2 = (void*) ((char *)addr_block2 + (j * frag_size));
+ XBT_DEBUG( "Block %zu, Fragment %zu (%p) not found (size used = %d)", i, j, addr_frag2, heapinfo2[i].busy_frag.frag_size[j]);
+ mmalloc_backtrace_fragment_display((void*)heapinfo2, i, j);
+ }
nb_diff2++;
}
}
i++;
}
- fprintf(stderr, "Different blocks or fragments in heap2 : %d\n", nb_diff2);
+ XBT_DEBUG("Different blocks or fragments in heap2 : %d\n", nb_diff2);
/* Reset equal information */
i = 1;
- while(i<=heaplimit){
+ while(i<heaplimit){
if(heapinfo1[i].type == 0){
heapinfo1[i].busy_block.equal_to = -1;
}
i = 1;
- while(i<=heaplimit){
+ while(i<heaplimit){
if(heapinfo2[i].type == 0){
heapinfo2[i].busy_block.equal_to = -1;
}
}
xbt_dynar_free(&previous);
- addr_block1 = NULL, addr_block2 = NULL, addr_frag1 = NULL, addr_frag2 = NULL;
- s_heap = NULL, heapbase1 = NULL, heapbase2 = NULL;
-
- return (nb_diff1 > 0 || nb_diff2 > 0);
+
+ return ((nb_diff1 > 0) || (nb_diff2 > 0));
}
static int compare_area(void *area1, void* area2, size_t size, xbt_dynar_t previous){
- int i = 0, pointer_align;
- void *address_pointed1 = NULL, *address_pointed2 = NULL, *addr_block1 = NULL, *addr_block2 = NULL, *addr_frag1 = NULL, *addr_frag2 = NULL;
- int block_pointed1, block_pointed2, frag_pointed1, frag_pointed2;
- int frag_size;
+ size_t i = 0, pointer_align = 0;
+ void *address_pointed1, *address_pointed2, *addr_block_pointed1, *addr_block_pointed2, *addr_frag_pointed1, *addr_frag_pointed2;
+ size_t block_pointed1, block_pointed2, frag_pointed1, frag_pointed2;
+ size_t frag_size;
int res_compare;
while(i<size){
address_pointed2 = *((void **)((char *)area2 + pointer_align));
/* Get pointed blocks number */
- block_pointed1 = ((char*)address_pointed1 - (char*)((struct mdesc*)s_heap)->heapbase) / BLOCKSIZE + 1;
- block_pointed2 = ((char*)address_pointed2 - (char*)((struct mdesc*)s_heap)->heapbase) / BLOCKSIZE + 1;
+ block_pointed1 = ((char*)address_pointed1 - (char*)((xbt_mheap_t)s_heap)->heapbase) / BLOCKSIZE + 1;
+ block_pointed2 = ((char*)address_pointed2 - (char*)((xbt_mheap_t)s_heap)->heapbase) / BLOCKSIZE + 1;
/* Check if valid blocks number */
- if((char *)address_pointed1 < (char*)((struct mdesc*)s_heap)->heapbase || block_pointed1 > heapsize1 || block_pointed1 < 1 || (char *)address_pointed2 < (char*)((struct mdesc*)s_heap)->heapbase || block_pointed2 > heapsize2 || block_pointed2 < 1)
+ if((char *)address_pointed1 < (char*)((xbt_mheap_t)s_heap)->heapbase || block_pointed1 > heapsize1 || block_pointed1 < 1 || (char *)address_pointed2 < (char*)((xbt_mheap_t)s_heap)->heapbase || block_pointed2 > heapsize2 || block_pointed2 < 1)
return 1;
if(heapinfo1[block_pointed1].type == heapinfo2[block_pointed2].type){ /* Same type of block (large or fragmented) */
- addr_block1 = ((void*) (((ADDR2UINT((size_t)block_pointed1)) - 1) * BLOCKSIZE + (char*)heapbase1));
- addr_block2 = ((void*) (((ADDR2UINT((size_t)block_pointed2)) - 1) * BLOCKSIZE + (char*)heapbase2));
+ addr_block_pointed1 = ((void*) (((ADDR2UINT(block_pointed1)) - 1) * BLOCKSIZE + (char*)heapbase1));
+ addr_block_pointed2 = ((void*) (((ADDR2UINT(block_pointed2)) - 1) * BLOCKSIZE + (char*)heapbase2));
if(heapinfo1[block_pointed1].type == 0){ /* Large block */
if(add_heap_area_pair(previous, block_pointed1, -1, block_pointed2, -1)){
- res_compare = compare_area(addr_block1, addr_block2, heapinfo1[block_pointed1].busy_block.busy_size, previous);
+ res_compare = compare_area(addr_block_pointed1, addr_block_pointed2, heapinfo1[block_pointed1].busy_block.busy_size, previous);
if(res_compare)
return 1;
if(heapinfo1[block_pointed1].busy_frag.frag_size[frag_pointed1] != heapinfo2[block_pointed2].busy_frag.frag_size[frag_pointed2]) /* Different size_used */
return 1;
- frag_size = pow(2, heapinfo1[block_pointed1].type);
+ frag_size = 1 << heapinfo1[block_pointed1].type;
- addr_frag1 = (char *)addr_block1 + (frag_pointed1 * frag_size);
- addr_frag2 = (char *)addr_block2 + (frag_pointed2 * frag_size);
+ addr_frag_pointed1 = (void*) ((char *)addr_block_pointed1 + (frag_pointed1 * frag_size));
+ addr_frag_pointed2 = (void*) ((char *)addr_block_pointed2 + (frag_pointed2 * frag_size));
if(add_heap_area_pair(previous, block_pointed1, frag_pointed1, block_pointed2, frag_pointed2)){
- res_compare = compare_area(addr_frag1, addr_frag2, heapinfo1[block_pointed1].busy_frag.frag_size[frag_pointed1], previous);
+ res_compare = compare_area(addr_frag_pointed1, addr_frag_pointed2, heapinfo1[block_pointed1].busy_frag.frag_size[frag_pointed1], previous);
if(res_compare)
return 1;
}
}
- address_pointed1 = NULL, address_pointed2 = NULL, addr_block1 = NULL, addr_block2 = NULL, addr_frag1 = NULL, addr_frag2 = NULL;
-
return 0;
static int is_new_heap_area_pair(xbt_dynar_t list, int block1, int fragment1, int block2, int fragment2){
unsigned int cursor = 0;
- heap_area_pair_t current_pair = NULL;
+ heap_area_pair_t current_pair;
xbt_dynar_foreach(list, cursor, current_pair){
if(current_pair->block1 == block1 && current_pair->block2 == block2 && current_pair->fragment1 == fragment1 && current_pair->fragment2 == fragment2)
return 0;
}
-
- current_pair = NULL;
return 1;
}
static void match_equals(xbt_dynar_t list){
unsigned int cursor = 0;
- heap_area_pair_t current_pair = NULL;
+ heap_area_pair_t current_pair;
xbt_dynar_foreach(list, cursor, current_pair){
if(current_pair->fragment1 != -1){
}
}
- current_pair = NULL;
-
}