#include "mmprivate.h"
#include "gras_config.h"
+#include <math.h>
XBT_LOG_NEW_DEFAULT_SUBCATEGORY(xbt_mm_legacy, xbt,
"Logging specific to mm_legacy in mmalloc");
else
ret = mmalloc(mdp, s);
} else {
- if (p)
- mfree(mdp, p);
+ mfree(mdp, p);
}
UNLOCK(mdp);
XBT_DEBUG("Malloc descriptors null");
return 0;
}
-
/* Heapstats */
struct mstats ms1 = mmstats(h1);
struct mstats ms2 = mmstats(h2);
- if(ms1.bytes_total != ms2.bytes_total){
- XBT_DEBUG("Different total size of the heap");
- return 1;
- }
-
if(ms1.chunks_used != ms2.chunks_used){
- XBT_DEBUG("Different chunks allocated by the user");
+ XBT_DEBUG("Different chunks allocated by the user : %zu - %zu", ms1.chunks_used, ms2.chunks_used);
return 1;
}
if(ms1.bytes_used != ms2.bytes_used){
- XBT_DEBUG("Different byte total of user-allocated chunks");
+ XBT_DEBUG("Different byte total of user-allocated chunks : %zu - %zu", ms1.bytes_used, ms2.bytes_used);
return 1;
}
if(ms1.bytes_free != ms2.bytes_free){
- XBT_DEBUG("Different byte total of chunks in the free list");
+ XBT_DEBUG("Different byte total of chunks in the free list : %zu - %zu", ms1.bytes_free, ms2.bytes_free);
return 1;
}
if(ms1.chunks_free != ms2.chunks_free){
- XBT_DEBUG("Different chunks in the free list");
+ XBT_DEBUG("Different chunks in the free list : %zu - %zu", ms1.chunks_free, ms2.chunks_free);
return 1;
}
struct mdesc *mdp1, *mdp2;
mdp1 = MD_TO_MDP(h1);
mdp2 = MD_TO_MDP(h2);
-
- if(mmalloc_compare_mdesc(mdp1, mdp2))
- return 1;
-
- return 0;
+ return mmalloc_compare_mdesc(mdp1, mdp2);
+
}
int mmalloc_compare_mdesc(struct mdesc *mdp1, struct mdesc *mdp2){
- if(mdp1->headersize != mdp2->headersize){
+ if(mdp1->headersize != mdp2->headersize){
XBT_DEBUG("Different size of the file header for the mapped files");
return 1;
}
return 1;
}
- //XBT_DEBUG("Heap size : %d", mdp1->heapsize);
+ //XBT_DEBUG("Heap size : %zu", mdp1->heapsize);
if(mdp1->heapbase != mdp2->heapbase){
XBT_DEBUG("Different first block of the heap");
return 1;
}
+
if(mdp1->heapindex != mdp2->heapindex){
- XBT_DEBUG("Different index for the heap table");
+ XBT_DEBUG("Different index for the heap table : %zu - %zu", mdp1->heapindex, mdp2->heapindex);
return 1;
}
- XBT_DEBUG("Heap index : %d", mdp1->heapindex);
+ //XBT_DEBUG("Heap index : %zu", mdp1->heapindex);
if(mdp1->base != mdp2->base){
XBT_DEBUG("Different base address of the memory region");
return 1;
}
- //XBT_DEBUG("Heap limit : %d", mdp1->heaplimit);
+ //XBT_DEBUG("Heap limit : %zu", mdp1->heaplimit);
if(mdp1->fd != mdp2->fd){
}
- size_t block_free1, start1, block_free2 , start2, block_busy1, block_busy2 ;
- unsigned int i;
+ size_t block_free1, block_free2 , next_block_free, first_block_free, block_free ;
+ size_t i, j;
+ void *addr_block1, *addr_block2;
+ size_t frag_size;
+
+
+ /* Search index of the first free block */
- start1 = block_free1 = mdp1->heapindex;
- start2 = block_free2 = mdp2->heapindex;
- block_busy1 = start1 + mdp1->heapinfo[start1].free.size;
- block_busy2 = start2 + mdp2->heapinfo[start2].free.size;
+ block_free1 = mdp1->heapindex;
+ block_free2 = mdp2->heapindex;
- //XBT_DEBUG("Block busy : %d - %d", block_busy1, block_busy2);
+ while(mdp1->heapinfo[block_free1].free.prev != 0){
+ block_free1 = mdp1->heapinfo[block_free1].free.prev;
+ }
+ while(mdp2->heapinfo[block_free2].free.prev != 0){
+ block_free2 = mdp1->heapinfo[block_free2].free.prev;
+ }
- if(mdp1->heapinfo[start1].free.size != mdp2->heapinfo[start2].free.size){ // <=> check block_busy
-
- XBT_DEBUG("Different size (in blocks) of a free cluster");
+ if(block_free1 != block_free2){
+ XBT_DEBUG("Different first free block");
return 1;
+ }
- }else{
+ first_block_free = block_free1;
- if(mdp1->heapinfo[start1].free.next != mdp2->heapinfo[start1].free.next){
+ if(mdp1->heapinfo[first_block_free].free.size != mdp2->heapinfo[first_block_free].free.size){
+ XBT_DEBUG("Different size (in blocks) of the first free cluster");
+ return 1;
+ }
- XBT_DEBUG("Different index of next free cluster");
- return 1;
+ /* Check busy blocks (circular checking)*/
- }else{
-
- for(i=block_busy1 ; i<mdp1->heapinfo[start1].free.next ; i++){
- if(mdp1->heapinfo[i].busy.type != mdp2->heapinfo[i].busy.type){
- XBT_DEBUG("Different type of busy block");
- return 1;
- }else{
- switch(mdp1->heapinfo[i].busy.type){
- case 0 :
- if(mdp1->heapinfo[i].busy.info.size != mdp2->heapinfo[i].busy.info.size){
- XBT_DEBUG("Different size of a large cluster");
- return 1;
- }
- break;
- default :
- if(mdp1->heapinfo[i].busy.info.frag.nfree != mdp2->heapinfo[i].busy.info.frag.nfree){
- XBT_DEBUG("Different free fragments in a fragmented block");
- return 1;
- }else{
- if(mdp1->heapinfo[i].busy.info.frag.first != mdp2->heapinfo[i].busy.info.frag.first){
- XBT_DEBUG("Different first free fragments of the block");
- return 1;
- }
- }
- break;
- }
- }
- }
- }
+ i = first_block_free + mdp1->heapinfo[first_block_free].free.size;
+
+ if(mdp1->heapinfo[first_block_free].free.next != mdp2->heapinfo[first_block_free].free.next){
+ XBT_DEBUG("Different next block free");
+ return 1;
+ }
+
+ block_free = first_block_free;
+ next_block_free = mdp1->heapinfo[first_block_free].free.next;
+
+ //XBT_DEBUG("First block free : %zu (size=%zu), Next block free : %zu", first_block_free, mdp1->heapinfo[block_free1].free.size, next_block_free);
- block_free1 = mdp1->heapinfo[start1].free.next;
- block_free2 = mdp2->heapinfo[start2].free.next;
+ if(next_block_free == 0)
+ next_block_free = mdp1->heaplimit;
- //XBT_DEBUG("Index of next free cluster : %d", block_free1);
- while((block_free1 != start1) && (block_free2 != start2)){
+ while(i != first_block_free){
- block_busy1 = block_free1 + mdp1->heapinfo[block_free1].free.size;
- block_busy2 = block_free2 + mdp2->heapinfo[block_free2].free.size;
+ while(i<next_block_free){
- if(block_busy1 != block_busy2){
- XBT_DEBUG("Different index of busy block");
+ if(mdp1->heapinfo[i].busy.type != mdp2->heapinfo[i].busy.type){
+ XBT_DEBUG("Different type of busy block");
return 1;
}else{
- //XBT_DEBUG("Index of next busy block : %d - %d", block_busy1, block_busy2);
- //XBT_DEBUG("Index of next free cluster : %d", mdp1->heapinfo[block_free1].free.next);
+ addr_block1 = (char *)mdp1 + sizeof(struct mdesc) + ((i-1) * BLOCKSIZE);
+ addr_block2 = (char *)mdp2 + sizeof(struct mdesc) + ((i-1) * BLOCKSIZE);
- for(i=block_busy1 ; i<mdp1->heapinfo[block_free1].free.next ; i++){
- if(mdp1->heapinfo[i].busy.type != mdp2->heapinfo[i].busy.type){
- XBT_DEBUG("Different type of busy block");
+ switch(mdp1->heapinfo[i].busy.type){
+ case 0 :
+ if(mdp1->heapinfo[i].busy.info.size != mdp2->heapinfo[i].busy.info.size){
+ XBT_DEBUG("Different size of a large cluster");
return 1;
}else{
- switch(mdp1->heapinfo[i].busy.type){
- case 0 :
- if(mdp1->heapinfo[i].busy.info.size != mdp2->heapinfo[i].busy.info.size){
- XBT_DEBUG("Different size of a large cluster");
- return 1;
- }
- break;
- default :
- if(mdp1->heapinfo[i].busy.info.frag.nfree != mdp2->heapinfo[i].busy.info.frag.nfree){
- XBT_DEBUG("Different free fragments in a fragmented block");
- return 1;
- }else{
- if(mdp1->heapinfo[i].busy.info.frag.first != mdp2->heapinfo[i].busy.info.frag.first){
- XBT_DEBUG("Different first free fragments of the block");
- return 1;
- }
+ if(memcmp(addr_block1, addr_block2, (mdp1->heapinfo[i].busy.info.size * BLOCKSIZE)) != 0){
+ XBT_DEBUG("Different data in block %zu", i);
+ return 1;
+ }
+ }
+ i = i+mdp1->heapinfo[i].busy.info.size;
+ break;
+ default :
+ if(mdp1->heapinfo[i].busy.info.frag.nfree != mdp2->heapinfo[i].busy.info.frag.nfree){
+ XBT_DEBUG("Different free fragments in the fragmented block %zu", i);
+ return 1;
+ }else{
+ if(mdp1->heapinfo[i].busy.info.frag.first != mdp2->heapinfo[i].busy.info.frag.first){
+ XBT_DEBUG("Different first free fragments in the block %zu", i);
+ return 1;
+ }else{
+ frag_size = pow(2,mdp1->heapinfo[i].busy.type);
+ for(j=0 ; j< (BLOCKSIZE/frag_size); j++){
+ if(memcmp((char *)addr_block1 + (j * frag_size), (char *)addr_block2 + (j * frag_size), frag_size) != 0){
+ XBT_DEBUG("Different data in fragment %zu of block %zu", j + 1, i);
+ return 1;
+ }
}
- break;
}
- }
+ }
+ i++;
+ break;
}
+
}
+ }
- block_free1 = mdp1->heapinfo[block_free1].free.next;
- block_free2 = mdp2->heapinfo[block_free2].free.next;
+ if(mdp1->heapinfo[block_free].free.next != mdp2->heapinfo[block_free].free.next){
+ XBT_DEBUG("Different next block free");
+ return 1;
+ }
+
+ block_free = mdp1->heapinfo[block_free].free.next;
+ next_block_free = mdp1->heapinfo[block_free].free.next;
+ if(i != first_block_free){
+ if(block_free != 0){
+ if(mdp1->heapinfo[block_free].free.size != mdp2->heapinfo[block_free].free.size){
+ XBT_DEBUG("Different size of block free");
+ return 1;
+ }
+ i = block_free + mdp1->heapinfo[block_free].free.size;
+ }else{
+ i = 1;
+ }
+ }
- }
-
}
-
return 0;
-
}