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re-enable optional tracking of memory allocations (disabled by default)

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This commit is contained in:
Erwin Coumans
2018-06-26 09:19:10 -07:00
parent dffff4d3b6
commit 6549b0a586
1 changed files with 16 additions and 0 deletions
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16
src/LinearMath/btAlignedAllocator.cpp
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@@ -15,6 +15,12 @@ subject to the following restrictions:
#include "btAlignedAllocator.h"
#ifdef BT_DEBUG_MEMORY_ALLOCATIONS
int gNumAlignedAllocs = 0;
int gNumAlignedFree = 0;
int gTotalBytesAlignedAllocs = 0;//detect memory leaks
#endif //BT_DEBUG_MEMORY_ALLOCATIONST_DEBUG_ALLOCATIONS
static void *btAllocDefault(size_t size)
{
return malloc(size);
@@ -159,6 +165,9 @@ void* btAlignedAllocInternal (size_t size, int alignment,int line,char* filen
// printf("big alloc!%d\n", size);
// }
gTotalBytesAlignedAllocs += size;
gNumAlignedAllocs++;
int sz4prt = 4*sizeof(void *);
@@ -183,6 +192,7 @@ int sz4prt = 4*sizeof(void *);
ret = (void *)(real);//??
}
printf("allocation %d at address %x, from %s,line %d, size %d (total allocated = %d)\n",allocId,real, filename,line,size,gTotalBytesAlignedAllocs);
allocId++;
int* ptr = (int*)ret;
@@ -196,6 +206,7 @@ void btAlignedFreeInternal (void* ptr,int line,char* filename)
void* real;
if (ptr) {
gNumAlignedFree++;
btDebugPtrMagic p;
p.vptr = ptr;
@@ -220,6 +231,11 @@ void btAlignedFreeInternal (void* ptr,int line,char* filename)
}
}
gTotalBytesAlignedAllocs -= size;
int diff = gNumAlignedAllocs-gNumAlignedFree;
printf("free %d at address %x, from %s,line %d, size %d (total remain = %d in %d non-freed allocations)\n",allocId,real, filename,line,size, gTotalBytesAlignedAllocs, diff);
sFreeFunc(real);
} else