1 /* mm_diff - Memory snapshooting and comparison */
3 /* Copyright (c) 2008-2012. The SimGrid Team. All rights reserved. */
5 /* This program is free software; you can redistribute it and/or modify it
6 * under the terms of the license (GNU LGPL) which comes with this package. */
8 #include "xbt/ex_interface.h" /* internals of backtrace setup */
12 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(mm_diff, xbt,
13 "Logging specific to mm_diff in mmalloc");
15 extern char *xbt_binary_name;
17 void mmalloc_backtrace_display(xbt_mheap_t mdp, void *ptr){
18 size_t block = BLOCK(ptr);
22 if ((char *) ptr < (char *) mdp->heapbase || block > mdp->heapsize) {
23 fprintf(stderr,"Ouch, this pointer is not mine. I cannot display its backtrace. I refuse it to death!!\n");
27 type = mdp->heapinfo[block].type;
30 //fprintf(stderr,"Only full blocks are backtraced for now. Ignoring your request.\n");
33 if (mdp->heapinfo[block].busy_block.bt_size == 0) {
34 fprintf(stderr,"No backtrace available for that block, sorry.\n");
38 memcpy(&e.bt,&(mdp->heapinfo[block].busy_block.bt),sizeof(void*)*XBT_BACKTRACE_SIZE);
39 e.used = mdp->heapinfo[block].busy_block.bt_size;
41 xbt_ex_setup_backtrace(&e);
43 fprintf(stderr, "(backtrace not set)\n");
44 } else if (e.bt_strings == NULL) {
45 fprintf(stderr, "(backtrace not ready to be computed. %s)\n",xbt_binary_name?"Dunno why":"xbt_binary_name not setup yet");
49 fprintf(stderr, "Backtrace of where the block %p was malloced (%d frames):\n",ptr,e.used);
50 for (i = 0; i < e.used; i++) /* no need to display "xbt_backtrace_display" */{
51 fprintf(stderr,"%d",i);fflush(NULL);
52 fprintf(stderr, "---> %s\n", e.bt_strings[i] + 4);
58 void mmalloc_backtrace_block_display(xbt_mheap_t mdp, size_t block){
63 type = mdp->heapinfo[block].type;
66 fprintf(stderr,"Only full blocks are backtraced for now. Ignoring your request.\n");
69 if (mdp->heapinfo[block].busy_block.bt_size == 0) {
70 fprintf(stderr,"No backtrace available for that block, sorry.\n");
74 memcpy(&e.bt,&(mdp->heapinfo[block].busy_block.bt),sizeof(void*)*XBT_BACKTRACE_SIZE);
75 e.used = mdp->heapinfo[block].busy_block.bt_size;
77 xbt_ex_setup_backtrace(&e);
79 fprintf(stderr, "(backtrace not set)\n");
80 } else if (e.bt_strings == NULL) {
81 fprintf(stderr, "(backtrace not ready to be computed. %s)\n",xbt_binary_name?"Dunno why":"xbt_binary_name not setup yet");
85 fprintf(stderr, "Backtrace of where the block %zu was malloced (%d frames):\n", block ,e.used);
86 for (i = 0; i < e.used; i++) /* no need to display "xbt_backtrace_display" */{
87 fprintf(stderr,"%d",i);fflush(NULL);
88 fprintf(stderr, "---> %s\n", e.bt_strings[i] + 4);
93 void mmalloc_backtrace_fragment_display(xbt_mheap_t mdp, size_t block, size_t frag){
97 memcpy(&e.bt,&(mdp->heapinfo[block].busy_frag.bt[frag]),sizeof(void*)*XBT_BACKTRACE_SIZE);
98 e.used = XBT_BACKTRACE_SIZE;
100 xbt_ex_setup_backtrace(&e);
102 fprintf(stderr, "(backtrace not set)\n");
103 } else if (e.bt_strings == NULL) {
104 fprintf(stderr, "(backtrace not ready to be computed. %s)\n",xbt_binary_name?"Dunno why":"xbt_binary_name not setup yet");
108 fprintf(stderr, "Backtrace of where the fragment %zu in block %zu was malloced (%d frames):\n", frag, block ,e.used);
109 for (i = 0; i < e.used; i++) /* no need to display "xbt_backtrace_display" */{
110 fprintf(stderr,"%d",i);fflush(NULL);
111 fprintf(stderr, "---> %s\n", e.bt_strings[i] + 4);
116 int mmalloc_compare_heap(xbt_mheap_t mdp1, xbt_mheap_t mdp2){
118 if(mdp1 == NULL && mdp2 == NULL){
119 fprintf(stderr, "Malloc descriptors null\n");
123 int errors = mmalloc_compare_mdesc(mdp1, mdp2);
129 int mmalloc_compare_mdesc(struct mdesc *mdp1, struct mdesc *mdp2){
133 if(mdp1->heaplimit != mdp2->heaplimit){
134 fprintf(stderr,"Different limit of valid info table indices\n");
138 void* s_heap = (char *)mmalloc_get_current_heap() - STD_HEAP_SIZE - getpagesize();
140 void *heapbase1 = (char *)mdp1 + BLOCKSIZE;
141 void *heapbase2 = (char *)mdp2 + BLOCKSIZE;
144 void *addr_block1, *addr_block2, *addr_frag1, *addr_frag2;
151 int total_distance = 0;
154 void *address_pointed1, *address_pointed2;
156 int block_pointed1, block_pointed2, frag_pointed1, frag_pointed2;
157 void *addr_block_pointed1, *addr_block_pointed2;
159 int pointer1 = 0, pointer2 = 0;
161 /* Check busy blocks*/
163 while(i < mdp1->heaplimit){
165 if(mdp1->heapinfo[i].type != mdp2->heapinfo[i].type){
166 fprintf(stderr,"Different type of block : %d - %d\n", mdp1->heapinfo[i].type, mdp2->heapinfo[i].type);
170 /* Get address of block i in each heap */
171 addr_block1 = ((void*) (((ADDR2UINT(i)) - 1) * BLOCKSIZE + (char*)heapbase1));
172 addr_block2 = ((void*) (((ADDR2UINT(i)) - 1) * BLOCKSIZE + (char*)heapbase2));
174 if(mdp1->heapinfo[i].type == 0){ /* busy large block */
176 if(mdp1->heapinfo[i].busy_block.size != mdp2->heapinfo[i].busy_block.size){
177 fprintf(stderr,"Different size of a large cluster : %zu - %zu\n", mdp1->heapinfo[i].busy_block.size, mdp2->heapinfo[i].busy_block.size);
182 if(mdp1->heapinfo[i].busy_block.busy_size != mdp2->heapinfo[i].busy_block.busy_size){
183 fprintf(stderr,"Different busy_size of a large cluster : %zu - %zu\n", mdp1->heapinfo[i].busy_block.busy_size, mdp2->heapinfo[i].busy_block.busy_size);
188 /* Hamming distance on different blocks */
192 for(k=0;k<mdp1->heapinfo[i].busy_block.busy_size;k++){
194 if(memcmp(((char *)addr_block1) + k, ((char *)addr_block2) + k, 1) != 0){
196 fprintf(stderr, "Different byte (offset=%d) (%p - %p) in block %zu\n", k, (char *)addr_block1 + k, (char *)addr_block2 + k, i); fflush(NULL);
198 /* Check if pointer difference */
199 pointer_align = (k >> sizeof(void*)) * sizeof(void*);
200 address_pointed1 = *((void **)((char *)addr_block1 + pointer_align));
201 address_pointed2 = *((void **)((char *)addr_block2 + pointer_align));
203 fprintf(stderr, "Addresses pointed : %p - %p\n", address_pointed1, address_pointed2);
205 block_pointed1 = ((char*)address_pointed1 - (char*)((struct mdesc*)s_heap)->heapbase) / BLOCKSIZE + 1;
206 block_pointed2 = ((char*)address_pointed2 - (char*)((struct mdesc*)s_heap)->heapbase) / BLOCKSIZE + 1;
208 fprintf(stderr, "Blocks pointed : %d - %d\n", block_pointed1, block_pointed2);
210 /*if((char *) address_pointed1 < (char*)((struct mdesc*)s_heap)->heapbase || block_pointed1 > mdp1->heapsize || block_pointed1 < 1 || (char *) address_pointed2 < (char*)((struct mdesc*)s_heap)->heapbase || block_pointed2 > mdp2->heapsize || block_pointed2 < 1) {
211 fprintf(stderr, "Unknown pointer ! \n");
217 if(((char *) address_pointed1 > (char*)((struct mdesc*)s_heap)->heapbase) && (block_pointed1 < mdp1->heapsize) && (block_pointed1 >= 1)){
218 addr_block_pointed1 = ((void*) (((ADDR2UINT((size_t)block_pointed1)) - 1) * BLOCKSIZE + (char*)heapbase1));
219 if(((char *) address_pointed2 > (char*)((struct mdesc*)s_heap)->heapbase) && (block_pointed2 < mdp2->heapsize) && (block_pointed2 >= 1)){
220 addr_block_pointed2 = ((void*) (((ADDR2UINT((size_t)block_pointed2)) - 1) * BLOCKSIZE + (char*)heapbase2));
222 addr_block_pointed2 = addr_block2;
226 addr_block_pointed1 = addr_block1;
228 if(((char *) address_pointed2 > (char*)((struct mdesc*)s_heap)->heapbase) && (block_pointed2 < mdp2->heapsize) && (block_pointed2 >= 1)){
229 addr_block_pointed2 = ((void*) (((ADDR2UINT((size_t)block_pointed2)) - 1) * BLOCKSIZE + (char*)heapbase2));
231 fprintf(stderr, "Unknown pointers ! \n");
238 //addr_block_pointed1 = ((void*) (((ADDR2UINT((size_t)block_pointed1)) - 1) * BLOCKSIZE + (char*)heapbase1));
239 //addr_block_pointed2 = ((void*) (((ADDR2UINT((size_t)block_pointed2)) - 1) * BLOCKSIZE + (char*)heapbase2));
241 if(mdp1->heapinfo[block_pointed1].type == mdp2->heapinfo[block_pointed2].type){
243 if(mdp1->heapinfo[block_pointed1].type == 0){ // Large block
245 if(mdp1->heapinfo[block_pointed1].busy_block.busy_size == mdp2->heapinfo[block_pointed2].busy_block.busy_size){
247 if(memcmp(addr_block_pointed1, addr_block_pointed2, mdp1->heapinfo[block_pointed1].busy_block.busy_size) != 0){
250 fprintf(stderr, "False difference detected\n");
257 }else{ // Fragmented block
260 frag_pointed1 = ((uintptr_t) (ADDR2UINT (address_pointed1) % (BLOCKSIZE))) >> mdp1->heapinfo[block_pointed1].type;
264 frag_pointed2 = ((uintptr_t) (ADDR2UINT (address_pointed2) % (BLOCKSIZE))) >> mdp2->heapinfo[block_pointed2].type;
268 fprintf(stderr, "Fragments pointed : %d - %d\n", frag_pointed1, frag_pointed2);
270 if((frag_pointed1 < 0) || (frag_pointed1 > (BLOCKSIZE / pow( 2, mdp1->heapinfo[block_pointed1].type))) || (frag_pointed2 < 0) || (frag_pointed2 > (BLOCKSIZE / pow( 2, mdp2->heapinfo[block_pointed2].type)))){
271 fprintf(stderr, "Unknown pointer ! \n");
277 fprintf(stderr, "Size used in fragments pointed : %d - %d\n", mdp1->heapinfo[block_pointed1].busy_frag.frag_size[frag_pointed1], mdp2->heapinfo[block_pointed2].busy_frag.frag_size[frag_pointed2]);
279 if(mdp1->heapinfo[block_pointed1].busy_frag.frag_size[frag_pointed1] == mdp2->heapinfo[block_pointed2].busy_frag.frag_size[frag_pointed2]){
281 if(memcmp(addr_block_pointed1, addr_block_pointed2, mdp1->heapinfo[block_pointed1].busy_frag.frag_size[frag_pointed1]) != 0){
284 fprintf(stderr, "False difference detected\n");
294 if(((mdp1->heapinfo[block_pointed1].type == 0) && (mdp2->heapinfo[block_pointed2].type != 0)) || ((mdp1->heapinfo[block_pointed1].type != 0) && (mdp2->heapinfo[block_pointed2].type == 0))){
295 fprintf(stderr, "Pointers on blocks with different types \n");
299 frag_pointed1 = ((uintptr_t) (ADDR2UINT (address_pointed1) % (BLOCKSIZE))) >> mdp1->heapinfo[block_pointed1].type;
303 frag_pointed2 = ((uintptr_t) (ADDR2UINT (address_pointed2) % (BLOCKSIZE))) >> mdp2->heapinfo[block_pointed2].type;
307 fprintf(stderr, "Fragments pointed : %d - %d\n", frag_pointed1, frag_pointed2);
309 if((frag_pointed1 < 0) || (frag_pointed1 > (BLOCKSIZE / pow( 2, mdp1->heapinfo[block_pointed1].type))) || (frag_pointed2 < 0) || (frag_pointed2 > (BLOCKSIZE / pow( 2, mdp2->heapinfo[block_pointed2].type)))){
310 fprintf(stderr, "Unknown pointer ! \n");
316 fprintf(stderr, "Size used in fragments pointed : %d - %d\n", mdp1->heapinfo[block_pointed1].busy_frag.frag_size[frag_pointed1], mdp2->heapinfo[block_pointed2].busy_frag.frag_size[frag_pointed2]);
318 if(mdp1->heapinfo[block_pointed1].busy_frag.frag_size[frag_pointed1] == mdp2->heapinfo[block_pointed2].busy_frag.frag_size[frag_pointed2]){
320 if(memcmp(addr_block_pointed1, addr_block_pointed2, mdp1->heapinfo[block_pointed1].busy_frag.frag_size[frag_pointed1]) != 0){
323 fprintf(stderr, "False difference detected\n");
337 fprintf(stderr,"\nDifferent data in large block %zu (size = %zu (in blocks), busy_size = %zu (in bytes))\n", i, mdp1->heapinfo[i].busy_block.size, mdp1->heapinfo[i].busy_block.busy_size);
339 fprintf(stderr, "Hamming distance between blocks : %d\n", distance);
340 mmalloc_backtrace_block_display(mdp1, i);
341 mmalloc_backtrace_block_display(mdp2, i);
342 fprintf(stderr, "\n");
344 total_distance += distance;
351 if(mdp1->heapinfo[i].type > 0){ /* busy fragmented block */
353 if(mdp1->heapinfo[i].type != mdp2->heapinfo[i].type){
354 fprintf(stderr,"Different size of fragments in fragmented block %zu : %d - %d\n", i, mdp1->heapinfo[i].type, mdp2->heapinfo[i].type); fflush(NULL);
358 if(mdp1->heapinfo[i].busy_frag.nfree != mdp2->heapinfo[i].busy_frag.nfree){
359 fprintf(stderr,"Different free fragments in fragmented block %zu : %zu - %zu\n", i, mdp1->heapinfo[i].busy_frag.nfree, mdp2->heapinfo[i].busy_frag.nfree); fflush(NULL);
363 if(mdp1->heapinfo[i].busy_frag.first != mdp2->heapinfo[i].busy_frag.first){
364 fprintf(stderr,"Different busy_size of a large cluster : %zu - %zu\n", mdp1->heapinfo[i].busy_block.busy_size, mdp2->heapinfo[i].busy_block.busy_size); fflush(NULL);
368 frag_size = pow(2, mdp1->heapinfo[i].type);
370 for(j=0; j< (BLOCKSIZE/frag_size); j++){
372 if(mdp1->heapinfo[i].busy_frag.frag_size[j] != mdp2->heapinfo[i].busy_frag.frag_size[j]){
373 fprintf(stderr,"Different busy_size for fragment %zu in block %zu : %hu - %hu\n", j, i, mdp1->heapinfo[i].busy_frag.frag_size[j], mdp2->heapinfo[i].busy_frag.frag_size[j]); fflush(NULL);
377 if(mdp1->heapinfo[i].busy_frag.frag_size[j] > 0){
379 addr_frag1 = (char *)addr_block1 + (j * frag_size);
380 addr_frag2 = (char *)addr_block2 + (j * frag_size);
382 /* Hamming distance on different blocks */
385 for(k=0;k<mdp1->heapinfo[i].busy_frag.frag_size[j];k++){
387 if(memcmp(((char *)addr_frag1) + k, ((char *)addr_frag2) + k, 1) != 0){
389 fprintf(stderr, "Different byte (offset=%d) (%p - %p) in fragment %zu in block %zu\n", k, (char *)addr_frag1 + k, (char *)addr_frag2 + k, j, i); fflush(NULL);
391 pointer_align = (k / sizeof(void*)) * sizeof(void*);
392 address_pointed1 = *((void **)((char *)addr_frag1 + pointer_align));
393 address_pointed2 = *((void **)((char *)addr_frag2 + pointer_align));
395 fprintf(stderr, "Addresses pointed : %p - %p\n", address_pointed1, address_pointed2);
397 block_pointed1 = ((char*)address_pointed1 - (char*)((struct mdesc*)s_heap)->heapbase) / BLOCKSIZE + 1;
398 block_pointed2 = ((char*)address_pointed2 - (char*)((struct mdesc*)s_heap)->heapbase) / BLOCKSIZE + 1;
400 fprintf(stderr, "Blocks pointed : %d - %d\n", block_pointed1, block_pointed2);
402 /*if((char *) address_pointed1 < (char*)((struct mdesc*)s_heap)->heapbase || block_pointed1 > mdp1->heapsize || block_pointed1 < 1 || (char *) address_pointed2 < (char*)((struct mdesc*)s_heap)->heapbase || block_pointed2 > mdp2->heapsize || block_pointed2 < 1) {
403 fprintf(stderr, "Unknown pointer ! \n");
409 if(((char *) address_pointed1 > (char*)((struct mdesc*)s_heap)->heapbase) && (block_pointed1 < mdp1->heapsize) && (block_pointed1 >= 1)){
410 addr_block_pointed1 = ((void*) (((ADDR2UINT((size_t)block_pointed1)) - 1) * BLOCKSIZE + (char*)heapbase1));
412 if(((char *) address_pointed2 > (char*)((struct mdesc*)s_heap)->heapbase) && (block_pointed2 < mdp2->heapsize) && (block_pointed2 >= 1)){
413 addr_block_pointed2 = ((void*) (((ADDR2UINT((size_t)block_pointed2)) - 1) * BLOCKSIZE + (char*)heapbase2));
417 addr_block_pointed2 = addr_block2;
421 addr_block_pointed1 = addr_block1;
424 if(((char *) address_pointed2 > (char*)((struct mdesc*)s_heap)->heapbase) && (block_pointed2 < mdp2->heapsize) && (block_pointed2 >= 1)){
425 addr_block_pointed2 = ((void*) (((ADDR2UINT((size_t)block_pointed2)) - 1) * BLOCKSIZE + (char*)heapbase2));
428 fprintf(stderr, "Unknown pointers ! \n");
435 //addr_block_pointed1 = ((void*) (((ADDR2UINT((size_t)block_pointed1)) - 1) * BLOCKSIZE + (char*)heapbase1));
436 //addr_block_pointed2 = ((void*) (((ADDR2UINT((size_t)block_pointed2)) - 1) * BLOCKSIZE + (char*)heapbase2));
438 if(mdp1->heapinfo[block_pointed1].type == mdp2->heapinfo[block_pointed2].type){
440 if(mdp1->heapinfo[block_pointed1].type == 0){ // Large block
442 if(mdp1->heapinfo[block_pointed1].busy_block.busy_size == mdp2->heapinfo[block_pointed2].busy_block.busy_size){
444 if(memcmp(addr_block_pointed1, addr_block_pointed2, mdp1->heapinfo[block_pointed1].busy_block.busy_size) != 0){
447 fprintf(stderr, "False difference detected\n");
454 }else{ // Fragmented block
457 frag_pointed1 = ((uintptr_t) (ADDR2UINT (address_pointed1) % (BLOCKSIZE))) >> mdp1->heapinfo[block_pointed1].type;
461 frag_pointed2 = ((uintptr_t) (ADDR2UINT (address_pointed2) % (BLOCKSIZE))) >> mdp2->heapinfo[block_pointed2].type;
465 fprintf(stderr, "Fragments pointed : %d - %d\n", frag_pointed1, frag_pointed2);
467 if((frag_pointed1 < 0) || (frag_pointed1 > (BLOCKSIZE / pow( 2, mdp1->heapinfo[block_pointed1].type))) || (frag_pointed2 < 0) || (frag_pointed2 > (BLOCKSIZE / pow( 2, mdp2->heapinfo[block_pointed2].type)))){
468 fprintf(stderr, "Unknown pointer ! \n");
474 fprintf(stderr, "Size used in fragments pointed : %d - %d\n", mdp1->heapinfo[block_pointed1].busy_frag.frag_size[frag_pointed1], mdp2->heapinfo[block_pointed2].busy_frag.frag_size[frag_pointed2]);
476 if(mdp1->heapinfo[block_pointed1].busy_frag.frag_size[frag_pointed1] == mdp2->heapinfo[block_pointed2].busy_frag.frag_size[frag_pointed2]){
478 if(memcmp(addr_block_pointed1, addr_block_pointed2, mdp1->heapinfo[block_pointed1].busy_frag.frag_size[frag_pointed1]) != 0){
481 fprintf(stderr, "False difference detected\n");
491 if(((mdp1->heapinfo[block_pointed1].type == 0) && (mdp2->heapinfo[block_pointed2].type != 0)) || ((mdp1->heapinfo[block_pointed1].type != 0) && (mdp2->heapinfo[block_pointed2].type == 0))){
492 fprintf(stderr, "Pointers on blocks with different types \n");
497 frag_pointed1 = ((uintptr_t) (ADDR2UINT (address_pointed1) % (BLOCKSIZE))) >> mdp1->heapinfo[block_pointed1].type;
501 frag_pointed2 = ((uintptr_t) (ADDR2UINT (address_pointed2) % (BLOCKSIZE))) >> mdp2->heapinfo[block_pointed2].type;
505 fprintf(stderr, "Fragments pointed : %d - %d\n", frag_pointed1, frag_pointed2);
507 if((frag_pointed1 < 0) || (frag_pointed1 > (BLOCKSIZE / pow( 2, mdp1->heapinfo[block_pointed1].type))) || (frag_pointed2 < 0) || (frag_pointed2 > (BLOCKSIZE / pow( 2, mdp2->heapinfo[block_pointed2].type)))){
508 fprintf(stderr, "Unknown pointers ! \n");
514 fprintf(stderr, "Size used in fragments pointed : %d - %d\n", mdp1->heapinfo[block_pointed1].busy_frag.frag_size[frag_pointed1], mdp2->heapinfo[block_pointed2].busy_frag.frag_size[frag_pointed2]);
516 if(mdp1->heapinfo[block_pointed1].busy_frag.frag_size[frag_pointed1] == mdp2->heapinfo[block_pointed2].busy_frag.frag_size[frag_pointed2]){
518 if(memcmp(addr_block_pointed1, addr_block_pointed2, mdp1->heapinfo[block_pointed1].busy_frag.frag_size[frag_pointed1]) != 0){
521 fprintf(stderr, "False difference detected\n");
535 fprintf(stderr,"\nDifferent data in fragment %zu (size = %zu, size used = %hu) in block %zu \n", j, frag_size, mdp1->heapinfo[i].busy_frag.frag_size[j], i);
536 fprintf(stderr, "Hamming distance between fragments : %d\n", distance);
537 mmalloc_backtrace_fragment_display(mdp1, i, j);
538 mmalloc_backtrace_fragment_display(mdp2, i, j);
539 fprintf(stderr, "\n");
541 total_distance += distance;
550 }else{ /* free block */
561 fprintf(stderr, "Hamming distance between heap regions : %d\n", total_distance);
567 /* void *get_end_addr_heap(void *heap){ */
569 /* FILE *fp; /\* File pointer to process's proc maps file *\/ */
570 /* char *line = NULL; /\* Temporal storage for each line that is readed *\/ */
571 /* ssize_t read; /\* Number of bytes readed *\/ */
572 /* size_t n = 0; /\* Amount of bytes to read by getline *\/ */
574 /* fp = fopen("/proc/self/maps", "r"); */
577 /* perror("fopen failed"); */
580 /* xbt_dynar_t lfields = NULL; */
581 /* xbt_dynar_t start_end = NULL; */
582 /* void *start_addr; */
583 /* void *end_addr; */
585 /* while ((read = getline(&line, &n, fp)) != -1) { */
587 /* xbt_str_trim(line, NULL); */
588 /* xbt_str_strip_spaces(line); */
589 /* lfields = xbt_str_split(line,NULL); */
591 /* start_end = xbt_str_split(xbt_dynar_get_as(lfields, 0, char*), "-"); */
592 /* start_addr = (void *) strtoul(xbt_dynar_get_as(start_end, 0, char*), NULL, 16); */
593 /* end_addr = (void *) strtoul(xbt_dynar_get_as(start_end, 1, char*), NULL, 16); */
595 /* if(start_addr == heap){ */
598 /* xbt_dynar_reset(lfields); */
599 /* xbt_free(lfields); */
600 /* xbt_dynar_reset(start_end); */
601 /* xbt_free(start_end); */
602 /* return end_addr; */
607 /* xbt_dynar_reset(lfields); */
608 /* xbt_free(lfields); */
609 /* xbt_dynar_reset(start_end); */
610 /* xbt_free(start_end); */
619 void mmalloc_display_info_heap(xbt_mheap_t h){