/* mm_diff - Memory snapshooting and comparison */
-/* Copyright (c) 2008-2012. The SimGrid Team. All rights reserved. */
+/* Copyright (c) 2008-2013. The SimGrid Team.
+ * All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
* under the terms of the license (GNU LGPL) which comes with this package. */
/*********************************** Heap comparison ***********************************/
/***************************************************************************************/
-void *s_heap = NULL, *heapbase1 = NULL, *heapbase2 = NULL;
-malloc_info *heapinfo1 = NULL, *heapinfo2 = NULL;
-size_t heaplimit = 0, heapsize1 = 0, heapsize2 = 0;
-xbt_dynar_t to_ignore1 = NULL, to_ignore2 = NULL;
+typedef char* type_name;
+
+__thread void *s_heap = NULL, *heapbase1 = NULL, *heapbase2 = NULL;
+__thread malloc_info *heapinfo1 = NULL, *heapinfo2 = NULL;
+__thread size_t heaplimit = 0, heapsize1 = 0, heapsize2 = 0;
+__thread xbt_dynar_t to_ignore1 = NULL, to_ignore2 = NULL;
+__thread heap_area_t **equals_to1, **equals_to2;
+__thread type_name **types1, **types2;
/*********************************** Free functions ************************************/
return 0;
}
-static size_t heap_comparison_ignore_size(xbt_dynar_t ignore_list, void *address){
+static ssize_t heap_comparison_ignore_size(xbt_dynar_t ignore_list, void *address){
unsigned int cursor = 0;
int start = 0;
end = cursor - 1;
}
- return 0;
+ return -1;
}
static int is_stack(void *address){
xbt_dynar_foreach(list, cursor, current_pair){
if(current_pair->fragment1 != -1){
-
- if(heapinfo1[current_pair->block1].busy_frag.equal_to[current_pair->fragment1] != NULL){
- previous_area = heapinfo1[current_pair->block1].busy_frag.equal_to[current_pair->fragment1];
- heap_area_free(heapinfo2[previous_area->block].busy_frag.equal_to[previous_area->fragment]);
- heapinfo2[previous_area->block].busy_frag.equal_to[previous_area->fragment] = NULL;
- heap_area_free(previous_area);
+
+ if(equals_to1[current_pair->block1][current_pair->fragment1] != NULL){
+ previous_area = equals_to1[current_pair->block1][current_pair->fragment1];
+ heap_area_free(equals_to2[previous_area->block][previous_area->fragment]);
+ equals_to2[previous_area->block][previous_area->fragment] = NULL;
+ heap_area_free(previous_area);
}
- if(heapinfo2[current_pair->block2].busy_frag.equal_to[current_pair->fragment2] != NULL){
- previous_area = heapinfo2[current_pair->block2].busy_frag.equal_to[current_pair->fragment2];
- heap_area_free(heapinfo1[previous_area->block].busy_frag.equal_to[previous_area->fragment]);
- heapinfo1[previous_area->block].busy_frag.equal_to[previous_area->fragment] = NULL;
+ if(equals_to2[current_pair->block2][current_pair->fragment2] != NULL){
+ previous_area = equals_to2[current_pair->block2][current_pair->fragment2];
+ heap_area_free(equals_to1[previous_area->block][previous_area->fragment]);
+ equals_to1[previous_area->block][previous_area->fragment] = NULL;
heap_area_free(previous_area);
}
- heapinfo1[current_pair->block1].busy_frag.equal_to[current_pair->fragment1] = new_heap_area(current_pair->block2, current_pair->fragment2);
- heapinfo2[current_pair->block2].busy_frag.equal_to[current_pair->fragment2] = new_heap_area(current_pair->block1, current_pair->fragment1);
+ equals_to1[current_pair->block1][current_pair->fragment1] = new_heap_area(current_pair->block2, current_pair->fragment2);
+ equals_to2[current_pair->block2][current_pair->fragment2] = new_heap_area(current_pair->block1, current_pair->fragment1);
}else{
- if(heapinfo1[current_pair->block1].busy_block.equal_to != NULL){
- previous_area = heapinfo1[current_pair->block1].busy_block.equal_to;
- heap_area_free(heapinfo2[previous_area->block].busy_block.equal_to);
- heapinfo2[previous_area->block].busy_block.equal_to = NULL;
+ if(equals_to1[current_pair->block1][0] != NULL){
+ previous_area = equals_to1[current_pair->block1][0];
+ heap_area_free(equals_to2[previous_area->block][0]);
+ equals_to2[previous_area->block][0] = NULL;
heap_area_free(previous_area);
}
- if(heapinfo2[current_pair->block2].busy_block.equal_to != NULL){
- previous_area = heapinfo2[current_pair->block2].busy_block.equal_to;
- heap_area_free(heapinfo1[previous_area->block].busy_block.equal_to);
- heapinfo1[previous_area->block].busy_block.equal_to = NULL;
+ if(equals_to2[current_pair->block2][0] != NULL){
+ previous_area = equals_to2[current_pair->block2][0];
+ heap_area_free(equals_to1[previous_area->block][0]);
+ equals_to1[previous_area->block][0] = NULL;
heap_area_free(previous_area);
}
- heapinfo1[current_pair->block1].busy_block.equal_to = new_heap_area(current_pair->block2, current_pair->fragment2);
- heapinfo2[current_pair->block2].busy_block.equal_to = new_heap_area(current_pair->block1, current_pair->fragment1);
+ equals_to1[current_pair->block1][0] = new_heap_area(current_pair->block2, current_pair->fragment2);
+ equals_to2[current_pair->block2][0] = new_heap_area(current_pair->block1, current_pair->fragment1);
}
}
static int equal_blocks(int b1, int b2){
- if(heapinfo1[b1].busy_block.equal_to != NULL){
- if(heapinfo2[b2].busy_block.equal_to != NULL){
- if(((heap_area_t)(heapinfo1[b1].busy_block.equal_to))->block == b2 && ((heap_area_t)(heapinfo2[b2].busy_block.equal_to))->block == b1)
- return 1;
- }
- }
+
+ if(equals_to1[b1][0]->block == b2 && equals_to2[b2][0]->block == b1)
+ return 1;
+
return 0;
}
static int equal_fragments(int b1, int f1, int b2, int f2){
- if(heapinfo1[b1].busy_frag.equal_to[f1] != NULL){
- if(heapinfo2[b2].busy_frag.equal_to[f2] != NULL){
- if(((heap_area_t)(heapinfo1[b1].busy_frag.equal_to[f1]))->block == b2 && ((heap_area_t)(heapinfo2[b2].busy_frag.equal_to[f2]))->block == b1 && ((heap_area_t)(heapinfo1[b1].busy_frag.equal_to[f1]))->fragment == f2 && ((heap_area_t)(heapinfo2[b2].busy_frag.equal_to[f2]))->fragment == f1)
- return 1;
- }
- }
+
+ if(equals_to1[b1][f1]->block == b2 && equals_to1[b1][f1]->fragment == f2 && equals_to2[b2][f2]->block == b1 && equals_to2[b2][f2]->fragment == f1)
+ return 1;
+
return 0;
}
-void init_heap_information(xbt_mheap_t heap1, xbt_mheap_t heap2, xbt_dynar_t i1, xbt_dynar_t i2){
+int init_heap_information(xbt_mheap_t heap1, xbt_mheap_t heap2, xbt_dynar_t i1, xbt_dynar_t i2){
+
+ if((((struct mdesc *)heap1)->heaplimit != ((struct mdesc *)heap2)->heaplimit) || ((((struct mdesc *)heap1)->heapsize != ((struct mdesc *)heap2)->heapsize) ))
+ return -1;
+
+ int i, j;
heaplimit = ((struct mdesc *)heap1)->heaplimit;
to_ignore1 = i1;
to_ignore2 = i2;
+ equals_to1 = malloc(heaplimit * sizeof(heap_area_t *));
+ types1 = malloc(heaplimit * sizeof(type_name *));
+ for(i=0; i<=heaplimit; i++){
+ equals_to1[i] = malloc(MAX_FRAGMENT_PER_BLOCK * sizeof(heap_area_t));
+ types1[i] = malloc(MAX_FRAGMENT_PER_BLOCK * sizeof(type_name));
+ for(j=0; j<MAX_FRAGMENT_PER_BLOCK; j++){
+ equals_to1[i][j] = NULL;
+ types1[i][j] = NULL;
+ }
+ }
+
+ equals_to2 = malloc(heaplimit * sizeof(heap_area_t *));
+ types2 = malloc(heaplimit * sizeof(type_name *));
+ for(i=0; i<=heaplimit; i++){
+ equals_to2[i] = malloc(MAX_FRAGMENT_PER_BLOCK * sizeof(heap_area_t));
+ types2[i] = malloc(MAX_FRAGMENT_PER_BLOCK * sizeof(type_name));
+ for(j=0; j<MAX_FRAGMENT_PER_BLOCK; j++){
+ equals_to2[i][j] = NULL;
+ types2[i][j] = NULL;
+ }
+ }
+
if(MC_is_active()){
MC_ignore_global_variable("heaplimit");
MC_ignore_global_variable("s_heap");
MC_ignore_global_variable("heapsize2");
MC_ignore_global_variable("to_ignore1");
MC_ignore_global_variable("to_ignore2");
+ MC_ignore_global_variable("equals_to1");
+ MC_ignore_global_variable("equals_to2");
+ MC_ignore_global_variable("types1");
+ MC_ignore_global_variable("types2");
}
+ return 0;
+
}
void reset_heap_information(){
size_t i = 0, j;
- while(i<=heaplimit){
- if(heapinfo1[i].type == 0){
- heap_area_free(heapinfo1[i].busy_block.equal_to);
- heapinfo1[i].busy_block.equal_to = NULL;
- }else if(heapinfo1[i].type > 0){
- for(j=0; j < (size_t) (BLOCKSIZE >> heapinfo1[i].type); j++){
- heap_area_free(heapinfo1[i].busy_frag.equal_to[j]);
- heapinfo1[i].busy_frag.equal_to[j] = NULL;
- }
+ for(i=0; i<=heaplimit; i++){
+ for(j=0; j<MAX_FRAGMENT_PER_BLOCK;j++){
+ heap_area_free(equals_to1[i][j]);
+ equals_to1[i][j] = NULL;
+ heap_area_free(equals_to2[i][j]);
+ equals_to2[i][j] = NULL;
+ xbt_free(types1[i][j]);
+ types1[i][j] = NULL;
+ xbt_free(types2[i][j]);
+ types2[i][j] = NULL;
}
- i++;
+ free(equals_to1[i]);
+ free(equals_to2[i]);
+ free(types1[i]);
+ free(types2[i]);
}
- i = 0;
-
- while(i<=heaplimit){
- if(heapinfo2[i].type == 0){
- heap_area_free(heapinfo2[i].busy_block.equal_to);
- heapinfo2[i].busy_block.equal_to = NULL;
- }else if(heapinfo2[i].type > 0){
- for(j=0; j < (size_t) (BLOCKSIZE >> heapinfo2[i].type); j++){
- heap_area_free(heapinfo2[i].busy_frag.equal_to[j]);
- heapinfo2[i].busy_frag.equal_to[j] = NULL;
- }
- }
- i++;
- }
+ free(equals_to1);
+ free(equals_to2);
+ free(types1);
+ free(types2);
s_heap = NULL, heapbase1 = NULL, heapbase2 = NULL;
heapinfo1 = NULL, heapinfo2 = NULL;
heaplimit = 0, heapsize1 = 0, heapsize2 = 0;
to_ignore1 = NULL, to_ignore2 = NULL;
+ equals_to1 = NULL, equals_to2 = NULL;
+ types1 = NULL, types2 = NULL;
}
-int mmalloc_compare_heap(xbt_mheap_t heap1, xbt_mheap_t heap2){
+int mmalloc_compare_heap(xbt_mheap_t heap1, xbt_mheap_t heap2, xbt_dict_t all_types, xbt_dict_t other_types){
- if(heap1 == NULL && heap1 == NULL){
+ if(heap1 == NULL && heap2 == NULL){
XBT_DEBUG("Malloc descriptors null");
return 0;
}
- if(heap1->heaplimit != heap2->heaplimit){
- XBT_DEBUG("Different limit of valid info table indices");
- return 1;
- }
-
/* Start comparison */
size_t i1, i2, j1, j2, k;
- size_t current_block = -1; /* avoid "maybe uninitialized" warning */
- size_t current_fragment;
void *addr_block1, *addr_block2, *addr_frag1, *addr_frag2;
int nb_diff1 = 0, nb_diff2 = 0;
while(i1 <= heaplimit){
- current_block = i1;
-
if(heapinfo1[i1].type == -1){ /* Free block */
i1++;
continue;
if(is_stack(addr_block1)){
for(k=0; k < heapinfo1[i1].busy_block.size; k++)
- heapinfo1[i1+k].busy_block.equal_to = new_heap_area(i1, -1);
+ equals_to1[i1+k][0] = new_heap_area(i1, -1);
for(k=0; k < heapinfo2[i1].busy_block.size; k++)
- heapinfo2[i1+k].busy_block.equal_to = new_heap_area(i1, -1);
- i1 = i1 + heapinfo1[current_block].busy_block.size;
+ equals_to2[i1+k][0] = new_heap_area(i1, -1);
+ i1 += heapinfo1[i1].busy_block.size;
continue;
}
- if(heapinfo1[i1].busy_block.equal_to != NULL){
+ if(equals_to1[i1][0] != NULL){
i1++;
continue;
}
res_compare = 0;
/* Try first to associate to same block in the other heap */
- if(heapinfo2[current_block].type == heapinfo1[current_block].type){
+ if(heapinfo2[i1].type == heapinfo1[i1].type){
- if(heapinfo2[current_block].busy_block.equal_to == NULL){
-
- addr_block2 = ((void*) (((ADDR2UINT(current_block)) - 1) * BLOCKSIZE + (char*)((xbt_mheap_t)s_heap)->heapbase));
+ if(equals_to2[i1][0] == NULL){
+
+ addr_block2 = ((void*) (((ADDR2UINT(i1)) - 1) * BLOCKSIZE + (char*)((xbt_mheap_t)s_heap)->heapbase));
- res_compare = compare_heap_area(addr_block1, addr_block2, NULL, NULL, NULL, NULL, 0); /*FIXME*/
+ res_compare = compare_heap_area(addr_block1, addr_block2, NULL, all_types, other_types, NULL, 0);
- if(res_compare == 0){
- for(k=1; k < heapinfo2[current_block].busy_block.size; k++)
- heapinfo2[current_block+k].busy_block.equal_to = new_heap_area(i1, -1);
- for(k=1; k < heapinfo1[current_block].busy_block.size; k++)
- heapinfo1[current_block+k].busy_block.equal_to = new_heap_area(i1, -1);
+ if(res_compare != 1){
+ for(k=1; k < heapinfo2[i1].busy_block.size; k++)
+ equals_to2[i1+k][0] = new_heap_area(i1, -1);
+ for(k=1; k < heapinfo1[i1].busy_block.size; k++)
+ equals_to1[i1+k][0] = new_heap_area(i1, -1);
equal = 1;
- i1 = i1 + heapinfo1[current_block].busy_block.size;
+ i1 += heapinfo1[i1].busy_block.size;
}
xbt_dynar_reset(previous);
addr_block2 = ((void*) (((ADDR2UINT(i2)) - 1) * BLOCKSIZE + (char*)((xbt_mheap_t)s_heap)->heapbase));
- if(i2 == current_block){
+ if(i2 == i1){
i2++;
continue;
}
i2++;
continue;
}
-
- if(heapinfo2[i2].busy_block.equal_to != NULL){
+
+ if(equals_to2[i2][0] != NULL){
i2++;
continue;
}
- res_compare = compare_heap_area(addr_block1, addr_block2, NULL, NULL, NULL, NULL, 0); /*FIXME */
+ res_compare = compare_heap_area(addr_block1, addr_block2, NULL, all_types, other_types, NULL, 0);
- if(res_compare == 0){
+ if(res_compare != 1 ){
for(k=1; k < heapinfo2[i2].busy_block.size; k++)
- heapinfo2[i2+k].busy_block.equal_to = new_heap_area(i1, -1);
+ equals_to2[i2+k][0] = new_heap_area(i1, -1);
for(k=1; k < heapinfo1[i1].busy_block.size; k++)
- heapinfo1[i1+k].busy_block.equal_to = new_heap_area(i2, -1);
+ equals_to1[i1+k][0] = new_heap_area(i2, -1);
equal = 1;
- i1 = i1 + heapinfo1[i1].busy_block.size;
+ i1 += heapinfo1[i1].busy_block.size;
}
xbt_dynar_reset(previous);
for(j1=0; j1 < (size_t) (BLOCKSIZE >> heapinfo1[i1].type); j1++){
- current_fragment = j1;
-
if(heapinfo1[i1].busy_frag.frag_size[j1] == -1) /* Free fragment */
continue;
- if(heapinfo1[i1].busy_frag.equal_to[j1] != NULL)
+ if(equals_to1[i1][j1] != NULL)
continue;
addr_frag1 = (void*) ((char *)addr_block1 + (j1 << heapinfo1[i1].type));
equal = 0;
/* Try first to associate to same fragment in the other heap */
- if(heapinfo2[current_block].type == heapinfo1[current_block].type){
+ if(heapinfo2[i1].type == heapinfo1[i1].type){
- if(heapinfo2[current_block].busy_frag.equal_to[current_fragment] == NULL){
-
- addr_block2 = ((void*) (((ADDR2UINT(current_block)) - 1) * BLOCKSIZE + (char*)((xbt_mheap_t)s_heap)->heapbase));
- addr_frag2 = (void*) ((char *)addr_block2 + (current_fragment << ((xbt_mheap_t)s_heap)->heapinfo[current_block].type));
+ if(equals_to2[i1][j1] == NULL){
+
+ addr_block2 = ((void*) (((ADDR2UINT(i1)) - 1) * BLOCKSIZE + (char*)((xbt_mheap_t)s_heap)->heapbase));
+ addr_frag2 = (void*) ((char *)addr_block2 + (j1 << ((xbt_mheap_t)s_heap)->heapinfo[i1].type));
- res_compare = compare_heap_area(addr_frag1, addr_frag2, NULL, NULL, NULL, NULL, 0); /*FIXME*/
+ res_compare = compare_heap_area(addr_frag1, addr_frag2, NULL, all_types, other_types, NULL, 0);
- if(res_compare == 0)
+ if(res_compare != 1)
equal = 1;
xbt_dynar_reset(previous);
while(i2 <= heaplimit && !equal){
-
if(heapinfo2[i2].type <= 0){
i2++;
continue;
for(j2=0; j2 < (size_t) (BLOCKSIZE >> heapinfo2[i2].type); j2++){
- if(i2 == current_block && j2 == current_fragment)
+ if(i2 == i1 && j2 == j1)
+ continue;
+
+ if(equals_to2[i2][j2] != NULL)
continue;
-
- if(heapinfo2[i2].busy_frag.equal_to[j2] != NULL)
- continue;
addr_block2 = ((void*) (((ADDR2UINT(i2)) - 1) * BLOCKSIZE + (char*)((xbt_mheap_t)s_heap)->heapbase));
- addr_frag2 = (void*) ((char *)addr_block2 + (j2 << ((xbt_mheap_t)s_heap)->heapinfo[i2].type));
+ addr_frag2 = (void*) ((char *)addr_block2 + (j2 <<((xbt_mheap_t)s_heap)->heapinfo[i2].type));
- res_compare = compare_heap_area(addr_frag1, addr_frag2, NULL, NULL, NULL, NULL, 0); /*FIXME*/
+ res_compare = compare_heap_area(addr_frag1, addr_frag2, NULL, all_types, other_types, NULL, 0);
- if(res_compare == 0){
+ if(res_compare != 1){
equal = 1;
xbt_dynar_reset(previous);
break;
}
- if(heapinfo1[i1].busy_frag.equal_to[j1] == NULL){
- XBT_DEBUG("Block %zu, fragment %zu not found (size_used = %zd, address = %p, ignore %d)\n", i1, j1, heapinfo1[i1].busy_frag.frag_size[j1], addr_frag1, heapinfo1[i1].busy_frag.ignore[j1]);
+ if(!equal){
+ XBT_DEBUG("Block %zu, fragment %zu not found (size_used = %zd, address = %p)\n", i1, j1, heapinfo1[i1].busy_frag.frag_size[j1], addr_frag1);
i2 = heaplimit + 1;
i1 = heaplimit + 1;
nb_diff1++;
while(i<=heaplimit){
if(heapinfo1[i].type == 0){
- if(current_block == heaplimit){
+ if(i1 == heaplimit){
if(heapinfo1[i].busy_block.busy_size > 0){
- if(heapinfo1[i].busy_block.equal_to == NULL){
+ if(equals_to1[i][0] == NULL){
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);
addr_block1 = ((void*) (((ADDR2UINT(i)) - 1) * BLOCKSIZE + (char*)heapbase1));
real_addr_block1 = ((void*) (((ADDR2UINT(i)) - 1) * BLOCKSIZE + (char*)((struct mdesc *)s_heap)->heapbase));
for(j=0; j < (size_t) (BLOCKSIZE >> heapinfo1[i].type); j++){
- if(current_block == heaplimit){
+ if(i1== heaplimit){
if(heapinfo1[i].busy_frag.frag_size[j] > 0){
- if(heapinfo1[i].busy_frag.equal_to[j] == NULL){
+ if(equals_to1[i][j] == NULL){
if(XBT_LOG_ISENABLED(mm_diff, xbt_log_priority_debug)){
addr_frag1 = (void*) ((char *)addr_block1 + (j << heapinfo1[i].type));
real_addr_frag1 = (void*) ((char *)real_addr_block1 + (j << ((struct mdesc *)s_heap)->heapinfo[i].type));
i++;
}
- if(current_block == heaplimit)
+ if(i1 == heaplimit)
XBT_DEBUG("Number of blocks/fragments not found in heap1 : %d", nb_diff1);
i = 1;
while(i<=heaplimit){
if(heapinfo2[i].type == 0){
- if(current_block == heaplimit){
+ if(i1 == heaplimit){
if(heapinfo2[i].busy_block.busy_size > 0){
- if(heapinfo2[i].busy_block.equal_to == NULL){
+ if(equals_to2[i][0] == NULL){
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);
addr_block2 = ((void*) (((ADDR2UINT(i)) - 1) * BLOCKSIZE + (char*)heapbase2));
real_addr_block2 = ((void*) (((ADDR2UINT(i)) - 1) * BLOCKSIZE + (char*)((struct mdesc *)s_heap)->heapbase));
for(j=0; j < (size_t) (BLOCKSIZE >> heapinfo2[i].type); j++){
- if(current_block == heaplimit){
+ if(i1 == heaplimit){
if(heapinfo2[i].busy_frag.frag_size[j] > 0){
- if(heapinfo2[i].busy_frag.equal_to[j] == NULL){
+ if(equals_to2[i][j] == NULL){
if(XBT_LOG_ISENABLED(mm_diff, xbt_log_priority_debug)){
addr_frag2 = (void*) ((char *)addr_block2 + (j << heapinfo2[i].type));
real_addr_frag2 = (void*) ((char *)real_addr_block2 + (j << ((struct mdesc *)s_heap)->heapinfo[i].type));
i++;
}
- if(current_block == heaplimit)
+ if(i1 == heaplimit)
XBT_DEBUG("Number of blocks/fragments not found in heap2 : %d", nb_diff2);
xbt_dynar_free(&previous);
while(i<size){
if(check_ignore > 0){
- if((ignore1 = heap_comparison_ignore_size(to_ignore1, (char *)real_area1 + i)) > 0){
+ if((ignore1 = heap_comparison_ignore_size(to_ignore1, (char *)real_area1 + i)) != -1){
if((ignore2 = heap_comparison_ignore_size(to_ignore2, (char *)real_area2 + i)) == ignore1){
- i = i + ignore2;
- check_ignore--;
- continue;
+ if(ignore1 == 0){
+ check_ignore--;
+ return 0;
+ }else{
+ i = i + ignore2;
+ check_ignore--;
+ continue;
+ }
}
}
}
}else if((addr_pointed1 > s_heap) && ((char *)addr_pointed1 < (char *)s_heap + STD_HEAP_SIZE)
&& (addr_pointed2 > s_heap) && ((char *)addr_pointed2 < (char *)s_heap + STD_HEAP_SIZE)){
res_compare = compare_heap_area(addr_pointed1, addr_pointed2, previous, all_types, other_types, NULL, 0);
- if(res_compare != 0){
+ if(res_compare == 1){
return res_compare;
}
i = pointer_align + sizeof(void *);
size_t ignore1, ignore2;
- if((check_ignore > 0) && ((ignore1 = heap_comparison_ignore_size(to_ignore1, real_area1)) > 0) && ((ignore2 = heap_comparison_ignore_size(to_ignore2, real_area2)) == ignore1))
+ if((check_ignore > 0) && ((ignore1 = heap_comparison_ignore_size(to_ignore1, real_area1)) > 0) && ((ignore2 = heap_comparison_ignore_size(to_ignore2, real_area2)) == ignore1)){
return 0;
+ }
dw_type_t type = xbt_dict_get_or_null(all_types, type_id);
dw_type_t subtype, subsubtype;
switch(type->type){
case e_dw_base_type:
- if((check_ignore > 0) && ((ignore1 = heap_comparison_ignore_size(to_ignore1, real_area1)) > 0) && ((ignore2 = heap_comparison_ignore_size(to_ignore2, real_area2)) == ignore1))
- return 0;
if(strcmp(type->name, "char") == 0){ /* String, hence random (arbitrary ?) size */
- return (memcmp(area1, area2, area_size) != 0);
+ if(real_area1 == real_area2)
+ return -1;
+ else
+ return (memcmp(area1, area2, area_size) != 0);
}else{
if(area_size != -1 && type->size != area_size)
return -1;
- else
- return (memcmp(area1, area2, type->size) != 0);
+ else{
+ return (memcmp(area1, area2, type->size) != 0);
+ }
}
break;
case e_dw_enumeration_type:
- if((check_ignore > 0) && ((ignore1 = heap_comparison_ignore_size(to_ignore1, real_area1)) > 0) && ((ignore2 = heap_comparison_ignore_size(to_ignore2, real_area2)) == ignore1))
- return 0;
if(area_size != -1 && type->size != area_size)
return -1;
else
return 0;
break;
}
- for(i=0; i<type->size; i++){
+ for(i=0; i<type->size; i++){
if(switch_types)
res = compare_heap_area_with_type((char *)real_area1 + (i*elm_size), (char *)real_area2 + (i*elm_size), (char *)area1 + (i*elm_size), (char *)area2 + (i*elm_size), previous, other_types, all_types, type->dw_type_id, type->size, check_ignore, pointer_level);
else
res = compare_heap_area_with_type((char *)real_area1 + (i*elm_size), (char *)real_area2 + (i*elm_size), (char *)area1 + (i*elm_size), (char *)area2 + (i*elm_size), previous, all_types, other_types, type->dw_type_id, type->size, check_ignore, pointer_level);
- if(res != 0)
+ if(res == 1)
return res;
}
break;
}else{
pointer_level++;
if(pointer_level > 1){ /* Array of pointers */
- for(i=0; i<(area_size/sizeof(void *)); i++){
+ for(i=0; i<(area_size/sizeof(void *)); i++){
addr_pointed1 = *((void **)((char *)area1 + (i*sizeof(void *))));
addr_pointed2 = *((void **)((char *)area2 + (i*sizeof(void *))));
if(addr_pointed1 > s_heap && (char *)addr_pointed1 < (char*) s_heap + STD_HEAP_SIZE && addr_pointed2 > s_heap && (char *)addr_pointed2 < (char*) s_heap + STD_HEAP_SIZE)
res = compare_heap_area(addr_pointed1, addr_pointed2, previous, all_types, other_types, type->dw_type_id, pointer_level);
else
res = (addr_pointed1 != addr_pointed2);
- if(res != 0)
+ if(res == 1)
return res;
}
}else{
}
if(area_size != -1 && type->size != area_size){
if(area_size>type->size && area_size%type->size == 0){
- for(i=0; i<(area_size/type->size); i++){
+ for(i=0; i<(area_size/type->size); i++){
if(switch_types)
res = compare_heap_area_with_type((char *)real_area1 + (i*type->size), (char *)real_area2 + (i*type->size), (char *)area1 + (i*type->size), (char *)area2 + (i*type->size), previous, other_types, all_types, type_id, -1, check_ignore, 0);
else
res = compare_heap_area_with_type((char *)real_area1 + (i*type->size), (char *)real_area2 + (i*type->size), (char *)area1 + (i*type->size), (char *)area2 + (i*type->size), previous, all_types, other_types, type_id, -1, check_ignore, 0);
- if(res != 0)
+ if(res == 1)
return res;
}
}else{
}
}else{
cursor = 0;
- xbt_dynar_foreach(type->members, cursor, member){
+ xbt_dynar_foreach(type->members, cursor, member){
if(switch_types)
res = compare_heap_area_with_type((char *)real_area1 + member->offset, (char *)real_area2 + member->offset, (char *)area1 + member->offset, (char *)area2 + member->offset, previous, other_types, all_types, member->dw_type_id, -1, check_ignore, 0);
else
res = compare_heap_area_with_type((char *)real_area1 + member->offset, (char *)real_area2 + member->offset, (char *)area1 + member->offset, (char *)area2 + member->offset, previous, all_types, other_types, member->dw_type_id, -1, check_ignore, 0);
- if(res != 0)
- return res;
+ if(res == 1){
+ return res;
+ }
}
}
break;
case e_dw_union_type:
- if((check_ignore > 0) && ((ignore1 = heap_comparison_ignore_size(to_ignore1, real_area1)) > 0) && ((ignore2 = heap_comparison_ignore_size(to_ignore2, real_area2)) == ignore1))
- return 0;
return compare_heap_area_without_type(real_area1, real_area2, area1, area2, previous, all_types, other_types, type->size, check_ignore);
break;
case e_dw_volatile_type:
}
+static char* get_offset_type(char* type_id, int offset, xbt_dict_t all_types, xbt_dict_t other_types, int area_size, int *switch_type){
+ dw_type_t type = xbt_dict_get_or_null(all_types, type_id);
+ if(type == NULL){
+ type = xbt_dict_get_or_null(other_types, type_id);
+ *switch_type = 1;
+ }
+ char* type_desc;
+ switch(type->type){
+ case e_dw_structure_type :
+ if(type->size == 0){ /*declaration of the structure, need the complete description */
+ if(*switch_type == 0){
+ type_desc = get_type_description(all_types, type->name);
+ if(type_desc){
+ type = xbt_dict_get_or_null(all_types, type_desc);
+ }else{
+ type = xbt_dict_get_or_null(other_types, get_type_description(other_types, type->name));
+ *switch_type = 1;
+ }
+ }else{
+ type_desc = get_type_description(other_types, type->name);
+ if(type_desc){
+ type = xbt_dict_get_or_null(other_types, type_desc);
+ }else{
+ type = xbt_dict_get_or_null(all_types, get_type_description(other_types, type->name));
+ *switch_type = 0;
+ }
+ }
+
+ }
+ if(area_size != -1 && type->size != area_size){
+ if(area_size>type->size && area_size%type->size == 0)
+ return type_id;
+ else
+ return NULL;
+ }else{
+ unsigned int cursor = 0;
+ dw_type_t member;
+ xbt_dynar_foreach(type->members, cursor, member){
+ if(member->offset == offset)
+ return member->dw_type_id;
+ }
+ return NULL;
+ }
+ break;
+ default:
+ /* FIXME : other cases ? */
+ return NULL;
+ break;
+ }
+}
+
int compare_heap_area(void *area1, void* area2, xbt_dynar_t previous, xbt_dict_t all_types, xbt_dict_t other_types, char *type_id, int pointer_level){
int res_compare;
ssize_t size;
int check_ignore = 0;
- void *addr_block1, *addr_block2, *addr_frag1, *addr_frag2;
+ void *addr_block1, *addr_block2, *addr_frag1, *addr_frag2, *real_addr_block1, *real_addr_block2, *real_addr_frag1, *real_addr_frag2;
void *area1_to_compare, *area2_to_compare;
+ dw_type_t type = NULL;
+ char *type_desc;
+ int type_size = -1;
+ int offset1 =0, offset2 = 0;
+ int new_size1 = -1, new_size2 = -1;
+ char *new_type_id1 = NULL, *new_type_id2 = NULL;
+ int switch_type = 0;
int match_pairs = 0;
addr_block1 = ((void*) (((ADDR2UINT(block1)) - 1) * BLOCKSIZE + (char*)heapbase1));
addr_block2 = ((void*) (((ADDR2UINT(block2)) - 1) * BLOCKSIZE + (char*)heapbase2));
-
- if(heapinfo1[block1].type == heapinfo2[block2].type){
-
- if(heapinfo1[block1].type == -1){ /* Free block */
- if(match_pairs){
- match_equals(previous);
- xbt_dynar_free(&previous);
- }
- return 0;
- }else if(heapinfo1[block1].type == 0){ /* Complete block */
+ real_addr_block1 = ((void*) (((ADDR2UINT(block1)) - 1) * BLOCKSIZE + (char*)((xbt_mheap_t)s_heap)->heapbase));
+ real_addr_block2 = ((void*) (((ADDR2UINT(block2)) - 1) * BLOCKSIZE + (char*)((xbt_mheap_t)s_heap)->heapbase));
- if(heapinfo1[block1].busy_block.equal_to != NULL && heapinfo2[block2].busy_block.equal_to != NULL){
- if(equal_blocks(block1, block2)){
- if(match_pairs){
- match_equals(previous);
- xbt_dynar_free(&previous);
- }
- return 0;
- }
+ if(type_id){
+ type = xbt_dict_get_or_null(all_types, type_id);
+ if(type->size == 0){
+ if(type->dw_type_id == NULL){
+ type_desc = get_type_description(all_types, type->name);
+ if(type_desc)
+ type = xbt_dict_get_or_null(all_types, type_desc);
+ else
+ type = xbt_dict_get_or_null(other_types, get_type_description(other_types, type->name));
+ }else{
+ type = xbt_dict_get_or_null(all_types, type->dw_type_id);
}
+ }
+ if((type->type == e_dw_pointer_type) || ((type->type == e_dw_base_type) && (!strcmp(type->name, "char"))))
+ type_size = -1;
+ else
+ type_size = type->size;
+ }
+
+ if((heapinfo1[block1].type == -1) && (heapinfo2[block2].type == -1)){ /* Free block */
- if(heapinfo1[block1].busy_block.size != heapinfo2[block2].busy_block.size){
- if(match_pairs){
- xbt_dynar_free(&previous);
- }
- return 1;
- }
+ if(match_pairs){
+ match_equals(previous);
+ xbt_dynar_free(&previous);
+ }
+ return 0;
- if(heapinfo1[block1].busy_block.busy_size != heapinfo2[block2].busy_block.busy_size){
+ }else if((heapinfo1[block1].type == 0) && (heapinfo2[block2].type == 0)){ /* Complete block */
+
+ if(equals_to1[block1][0] != NULL && equals_to2[block2][0] != NULL){
+ if(equal_blocks(block1, block2)){
if(match_pairs){
+ match_equals(previous);
xbt_dynar_free(&previous);
}
- return 1;
+ return 0;
}
+ }
- if(!add_heap_area_pair(previous, block1, -1, block2, -1)){
+ if(type_size != -1){
+ if(type_size != heapinfo1[block1].busy_block.busy_size && type_size != heapinfo2[block2].busy_block.busy_size && !strcmp(type->name, "s_smx_context")){
if(match_pairs){
match_equals(previous);
xbt_dynar_free(&previous);
}
- return 0;
+ return -1;
+ }
+ }
+
+ if(heapinfo1[block1].busy_block.size != heapinfo2[block2].busy_block.size){
+ if(match_pairs){
+ xbt_dynar_free(&previous);
+ }
+ return 1;
+ }
+
+ if(heapinfo1[block1].busy_block.busy_size != heapinfo2[block2].busy_block.busy_size){
+ if(match_pairs){
+ xbt_dynar_free(&previous);
+ }
+ return 1;
+ }
+
+ if(!add_heap_area_pair(previous, block1, -1, block2, -1)){
+ if(match_pairs){
+ match_equals(previous);
+ xbt_dynar_free(&previous);
}
+ return 0;
+ }
- size = heapinfo1[block1].busy_block.busy_size;
+ size = heapinfo1[block1].busy_block.busy_size;
+
+ if(type_id != NULL){
+ xbt_free(types1[block1][0]);
+ xbt_free(types2[block2][0]);
+ types1[block1][0] = strdup(type_id);
+ types2[block2][0] = strdup(type_id);
+ }
- if(size <= 0){
- if(match_pairs){
- match_equals(previous);
- xbt_dynar_free(&previous);
- }
- return 0;
+ if(size <= 0){
+ if(match_pairs){
+ match_equals(previous);
+ xbt_dynar_free(&previous);
}
+ return 0;
+ }
- frag1 = -1;
- frag2 = -1;
+ frag1 = -1;
+ frag2 = -1;
- area1_to_compare = addr_block1;
- area2_to_compare = addr_block2;
+ area1_to_compare = addr_block1;
+ area2_to_compare = addr_block2;
- if((heapinfo1[block1].busy_block.ignore > 0) && (heapinfo2[block2].busy_block.ignore == heapinfo1[block1].busy_block.ignore))
- check_ignore = heapinfo1[block1].busy_block.ignore;
+ if((heapinfo1[block1].busy_block.ignore > 0) && (heapinfo2[block2].busy_block.ignore == heapinfo1[block1].busy_block.ignore))
+ check_ignore = heapinfo1[block1].busy_block.ignore;
- }else{ /* Frgamented block */
+ }else if((heapinfo1[block1].type > 0) && (heapinfo2[block2].type > 0)){ /* Fragmented block */
- frag1 = ((uintptr_t) (ADDR2UINT (area1) % (BLOCKSIZE))) >> heapinfo1[block1].type;
- frag2 = ((uintptr_t) (ADDR2UINT (area2) % (BLOCKSIZE))) >> heapinfo2[block2].type;
-
- addr_frag1 = (void*) ((char *)addr_block1 + (frag1 << heapinfo1[block1].type));
- addr_frag2 = (void*) ((char *)addr_block2 + (frag2 << heapinfo2[block2].type));
-
- area1_to_compare = addr_frag1;
- area2_to_compare = addr_frag2;
-
- if(heapinfo1[block1].busy_frag.equal_to[frag1] != NULL && heapinfo2[block2].busy_frag.equal_to[frag2] != NULL){
- if(equal_fragments(block1, frag1, block2, frag2)){
- if(match_pairs){
- match_equals(previous);
- xbt_dynar_free(&previous);
- }
- return 0;
- }
- }
+ frag1 = ((uintptr_t) (ADDR2UINT (area1) % (BLOCKSIZE))) >> heapinfo1[block1].type;
+ frag2 = ((uintptr_t) (ADDR2UINT (area2) % (BLOCKSIZE))) >> heapinfo2[block2].type;
+
+ addr_frag1 = (void*) ((char *)addr_block1 + (frag1 << heapinfo1[block1].type));
+ addr_frag2 = (void*) ((char *)addr_block2 + (frag2 << heapinfo2[block2].type));
- if(heapinfo1[block1].busy_frag.frag_size[frag1] != heapinfo2[block2].busy_frag.frag_size[frag2]){
+ real_addr_frag1 = (void*) ((char *)real_addr_block1 + (frag1 << ((xbt_mheap_t)s_heap)->heapinfo[block1].type));
+ real_addr_frag2 = (void*) ((char *)real_addr_block2 + (frag2 << ((xbt_mheap_t)s_heap)->heapinfo[block2].type));
+
+ if(type_size != -1){
+ if(heapinfo1[block1].busy_frag.frag_size[frag1] == -1 || heapinfo2[block2].busy_frag.frag_size[frag2] == -1){
if(match_pairs){
+ match_equals(previous);
xbt_dynar_free(&previous);
}
- return 1;
+ return -1;
}
-
- if(!add_heap_area_pair(previous, block1, frag1, block2, frag2)){
+ if(type_size != heapinfo1[block1].busy_frag.frag_size[frag1] || type_size != heapinfo2[block2].busy_frag.frag_size[frag2]){
if(match_pairs){
match_equals(previous);
xbt_dynar_free(&previous);
}
- return 0;
+ return -1;
}
+ }
- size = heapinfo1[block1].busy_frag.frag_size[frag1];
-
- if(size <= 0){
+ if(equals_to1[block1][frag1] != NULL && equals_to2[block2][frag2] != NULL){
+ if(equal_fragments(block1, frag1, block2, frag2)){
if(match_pairs){
match_equals(previous);
xbt_dynar_free(&previous);
}
return 0;
}
-
- if((heapinfo1[block1].busy_frag.ignore[frag1] > 0) && ( heapinfo2[block2].busy_frag.ignore[frag2] == heapinfo1[block1].busy_frag.ignore[frag1]))
- check_ignore = heapinfo1[block1].busy_frag.ignore[frag1];
-
}
- }else if((heapinfo1[block1].type > 0) && (heapinfo2[block2].type > 0)){
+ if(heapinfo1[block1].busy_frag.frag_size[frag1] != heapinfo2[block2].busy_frag.frag_size[frag2]){
+ if(type_size == -1){
+ if(match_pairs){
+ match_equals(previous);
+ xbt_dynar_free(&previous);
+ }
+ return -1;
+ }else{
+ if(match_pairs){
+ xbt_dynar_free(&previous);
+ }
+ return 1;
+ }
+ }
+
+ size = heapinfo1[block1].busy_frag.frag_size[frag1];
- frag1 = ((uintptr_t) (ADDR2UINT (area1) % (BLOCKSIZE))) >> heapinfo1[block1].type;
- frag2 = ((uintptr_t) (ADDR2UINT (area2) % (BLOCKSIZE))) >> heapinfo2[block2].type;
+ if(type_id != NULL){
+ xbt_free(types1[block1][frag1]);
+ xbt_free(types2[block2][frag2]);
+ types1[block1][frag1] = strdup(type_id);
+ types2[block2][frag2] = strdup(type_id);
+ }
- if(heapinfo1[block1].busy_frag.equal_to[frag1] != NULL || heapinfo2[block2].busy_frag.equal_to[frag2] != NULL){
- if(equal_fragments(block1, frag1, block2, frag2)){
+ if(real_addr_frag1 != area1 || real_addr_frag2 != area2){
+ offset1 = (char *)area1 - (char *)real_addr_frag1;
+ offset2 = (char *)area2 - (char *)real_addr_frag2;
+ if(types1[block1][frag1] != NULL && types2[block2][frag2] != NULL){
+ new_type_id1 = get_offset_type(types1[block1][frag1], offset1, all_types, other_types, size, &switch_type);
+ new_type_id2 = get_offset_type(types2[block2][frag2], offset1, all_types, other_types, size, &switch_type);
+ }else if(types1[block1][frag1] != NULL){
+ new_type_id1 = get_offset_type(types1[block1][frag1], offset1, all_types, other_types, size, &switch_type);
+ new_type_id2 = get_offset_type(types1[block1][frag1], offset2, all_types, other_types, size, &switch_type);
+ }else if(types2[block2][frag2] != NULL){
+ new_type_id1 = get_offset_type(types2[block2][frag2], offset1, all_types, other_types, size, &switch_type);
+ new_type_id2 = get_offset_type(types2[block2][frag2], offset2, all_types, other_types, size, &switch_type);
+ }else{
if(match_pairs){
match_equals(previous);
xbt_dynar_free(&previous);
}
- return 0;
+ return -1;
+ }
+
+ if(new_type_id1 != NULL && new_type_id2 != NULL && !strcmp(new_type_id1, new_type_id2)){
+ if(switch_type){
+ type = xbt_dict_get_or_null(other_types, new_type_id1);
+ while(type->size == 0 && type->dw_type_id != NULL)
+ type = xbt_dict_get_or_null(other_types, type->dw_type_id);
+ new_size1 = type->size;
+ type = xbt_dict_get_or_null(other_types, new_type_id2);
+ while(type->size == 0 && type->dw_type_id != NULL)
+ type = xbt_dict_get_or_null(other_types, type->dw_type_id);
+ new_size2 = type->size;
+ }else{
+ type = xbt_dict_get_or_null(all_types, new_type_id1);
+ while(type->size == 0 && type->dw_type_id != NULL)
+ type = xbt_dict_get_or_null(all_types, type->dw_type_id);
+ new_size1 = type->size;
+ type = xbt_dict_get_or_null(all_types, new_type_id2);
+ while(type->size == 0 && type->dw_type_id != NULL)
+ type = xbt_dict_get_or_null(all_types, type->dw_type_id);
+ new_size2 = type->size;
+ }
+ }else{
+ if(match_pairs){
+ match_equals(previous);
+ xbt_dynar_free(&previous);
+ }
+ return -1;
}
}
- if(heapinfo1[block1].busy_frag.frag_size[frag1] != heapinfo2[block2].busy_frag.frag_size[frag2]){
- if(match_pairs){
- xbt_dynar_free(&previous);
- }
- return 1;
- }
+ area1_to_compare = (char *)addr_frag1 + offset1;
+ area2_to_compare = (char *)addr_frag2 + offset2;
- if(!add_heap_area_pair(previous, block1, frag1, block2, frag2)){
- if(match_pairs){
- match_equals(previous);
- xbt_dynar_free(&previous);
- }
- return 0;
+ if(new_size1 > 0 && new_size1 == new_size2){
+ type_id = new_type_id1;
+ size = new_size1;
}
- addr_frag1 = (void*) ((char *)addr_block1 + (frag1 << heapinfo1[block1].type));
- addr_frag2 = (void*) ((char *)addr_block2 + (frag2 << heapinfo2[block2].type));
-
- area1_to_compare = addr_frag1;
- area2_to_compare = addr_frag2;
-
- size = heapinfo1[block1].busy_frag.frag_size[frag1];
+ if(offset1 == 0 && offset2 == 0){
+ if(!add_heap_area_pair(previous, block1, frag1, block2, frag2)){
+ if(match_pairs){
+ match_equals(previous);
+ xbt_dynar_free(&previous);
+ }
+ return 0;
+ }
+ }
if(size <= 0){
if(match_pairs){
}
return 0;
}
-
- if((heapinfo1[block1].busy_frag.ignore[frag1] > 0) && (heapinfo2[block2].busy_frag.ignore[frag2] == heapinfo1[block1].busy_frag.ignore[frag1]))
- check_ignore = heapinfo1[block1].busy_frag.ignore[frag1];
+
+ if((heapinfo1[block1].busy_frag.ignore[frag1] > 0) && ( heapinfo2[block2].busy_frag.ignore[frag2] == heapinfo1[block1].busy_frag.ignore[frag1]))
+ check_ignore = heapinfo1[block1].busy_frag.ignore[frag1];
}else{
+
if(match_pairs){
xbt_dynar_free(&previous);
}
return 1;
- }
+ }
+
/* Start comparison*/
if(type_id != NULL){
- res_compare = compare_heap_area_with_type(area1, area2, area1_to_compare, area2_to_compare, previous, all_types, other_types, type_id, size, check_ignore, pointer_level);
- if(res_compare != 0){
+ if(switch_type)
+ res_compare = compare_heap_area_with_type(area1, area2, area1_to_compare, area2_to_compare, previous, other_types, all_types, type_id, size, check_ignore, pointer_level);
+ else
+ res_compare = compare_heap_area_with_type(area1, area2, area1_to_compare, area2_to_compare, previous, all_types, other_types, type_id, size, check_ignore, pointer_level);
+ if(res_compare == 1){
if(match_pairs)
xbt_dynar_free(&previous);
return res_compare;
}
}else{
- res_compare = compare_heap_area_without_type(area1, area2, area1_to_compare, area2_to_compare, previous, all_types, other_types, size, check_ignore);
- if(res_compare != 0){
- if(match_pairs)
- xbt_dynar_free(&previous);
- return res_compare;
- }
+ if(switch_type)
+ res_compare = compare_heap_area_without_type(area1, area2, area1_to_compare, area2_to_compare, previous, other_types, all_types, size, check_ignore);
+ else
+ res_compare = compare_heap_area_without_type(area1, area2, area1_to_compare, area2_to_compare, previous, all_types, other_types, size, check_ignore);
+ if(res_compare == 1){
+ if(match_pairs)
+ xbt_dynar_free(&previous);
+ return res_compare;
+ }
}
if(match_pairs){