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Some allocation stuff

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This commit is contained in:
doyle 2020-11-17 22:19:28 +11:00
parent 145c62db51
commit 94057baad2
1 changed files with 22 additions and 22 deletions
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44
Code/Dqn.h
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@ -7,7 +7,6 @@
#define DQN_IMPLEMENTATION In one and only one C++ file to enable the header file
#define DQN_NO_ASSERT Disable assertions
#define DQN_STATIC_API Apply static to all function definitions and disable external linkage to other TU's.
#define DQN_ALLOCATION_TRACER
#define DQN_MEM_SANITISE 1
#define DQN_MEM_SANITISE_BYTE 0xDA
@ -17,10 +16,10 @@
by defining 'DQN_MEM_SANITISE_BYTE'. By default, if 'DQN_MEM_SANITISE' is
defined and 'DQN_MEM_SANITISE_BYTE' is not defined, we use 0xDA.
#define DQN_ALLOCATION_TRACER 1
When set to 0 all tracing code is compiled out.
#define DQN_ALLOCATION_TRACING 1
When defined to 0 all tracing code is compiled out.
When set to 1, some allocating calls in the library will automatically get
When defined to 1, some allocating calls in the library will automatically get
passed in the file name, function name, line number and an optional tag.
For data structures that have a 'Dqn_AllocationTracer' member, the caller
@ -1052,7 +1051,7 @@ Dqn_b32 Dqn_HashTable_Erase(Dqn_HashTable<T> *table, Dqn_u64 key)
// NOTE: Dqn_AllocationTracer
//
// -------------------------------------------------------------------------------------------------
#if DQN_ALLOCATION_TRACER
#if DQN_ALLOCATION_TRACING
#define DQN_CALL_SITE(msg) , __FILE__, __func__, __LINE__, msg
#define DQN_CALL_SITE_ARGS , char const *file_, char const *func_, int line_, char const *msg_
#define DQN_CALL_SITE_ARGS_INPUT , file_, func_, line_, msg_
@ -1074,6 +1073,7 @@ struct Dqn_AllocationTrace
struct Dqn_AllocationTracer
{
// NOTE: Read Only Fields
Dqn_TicketMutex mutex;
Dqn_HashTable<Dqn_AllocationTrace> table;
};
@ -1116,12 +1116,12 @@ struct Dqn_CRTAllocator
Dqn_CRTAllocator_FreeProc *free; // (Optional) When nullptr, DQN_FREE is called
// NOTE: Read Only Fields
Dqn_isize malloc_bytes;
Dqn_isize realloc_bytes;
Dqn_u64 malloc_bytes;
Dqn_u64 realloc_bytes;
Dqn_isize malloc_count;
Dqn_isize realloc_count;
Dqn_isize free_count;
Dqn_u64 malloc_count;
Dqn_u64 realloc_count;
Dqn_u64 free_count;
};
@ -2178,9 +2178,9 @@ DQN_API Dqn_String Dqn_FixedString_ToString(Dqn_FixedString<MAX_> const *str)
template <typename T>
struct Dqn_ListChunk
{
T *data;
Dqn_isize size;
Dqn_isize count;
T *data;
Dqn_isize size;
Dqn_isize count;
Dqn_ListChunk<T> *next;
};
@ -2770,7 +2770,7 @@ Dqn_AllocationTracer Dqn_AllocationTracer_InitWithMemory(void *mem, Dqn_usize me
void Dqn_AllocationTracer_Add(Dqn_AllocationTracer *tracer, void *ptr, Dqn_usize size DQN_CALL_SITE_ARGS)
{
#if DQN_ALLOCATION_TRACER
#if DQN_ALLOCATION_TRACING
if (!tracer) return;
Dqn_AllocationTrace trace = {};
trace.ptr = ptr;
@ -2795,7 +2795,7 @@ void Dqn_AllocationTracer_Add(Dqn_AllocationTracer *tracer, void *ptr, Dqn_usize
void Dqn_AllocationTracer_Remove(Dqn_AllocationTracer *tracer, void *ptr)
{
#if DQN_ALLOCATION_TRACER
#if DQN_ALLOCATION_TRACING
if (!tracer) return;
Dqn_TicketMutex_Begin(&tracer->mutex);
Dqn_AllocationTrace *trace = Dqn_HashTable_Get(&tracer->table, DQN_CAST(Dqn_u64) ptr);
@ -2827,8 +2827,8 @@ DQN_API void *Dqn_CRTAllocator__Malloc(Dqn_CRTAllocator *allocator, Dqn_usize si
void *result = allocator->malloc ? allocator->malloc(size) : DQN_MALLOC(size);
if (result)
{
allocator->malloc_bytes += size;
allocator->malloc_count++;
Dqn_AtomicAddU64(&allocator->malloc_bytes, size);
Dqn_AtomicAddU64(&allocator->malloc_count, 1ULL);
Dqn_AllocationTracer_Add(allocator->tracer, result, size DQN_CALL_SITE_ARGS_INPUT);
}
@ -2840,8 +2840,8 @@ DQN_API void *Dqn_CRTAllocator__Realloc(Dqn_CRTAllocator *allocator, void *ptr,
void *result = allocator->realloc ? allocator->realloc(ptr, size) : DQN_REALLOC(ptr, size);
if (result)
{
allocator->realloc_bytes += size;
allocator->realloc_count++;
Dqn_AtomicAddU64(&allocator->realloc_bytes, size);
Dqn_AtomicAddU64(&allocator->realloc_count, 1ULL);
Dqn_AllocationTracer_Add(allocator->tracer, result, size DQN_CALL_SITE_ARGS_INPUT);
if (result != ptr) Dqn_AllocationTracer_Remove(allocator->tracer, ptr);
}
@ -2853,7 +2853,7 @@ DQN_API void Dqn_CRTAllocator__Free(Dqn_CRTAllocator *allocator, void *ptr)
{
if (ptr)
{
allocator->free_count++;
Dqn_AtomicAddU64(&allocator->free_count, 1ULL);
Dqn_AllocationTracer_Remove(allocator->tracer, ptr);
}
allocator->free ? allocator->free(ptr) : DQN_FREE(ptr);
@ -2933,7 +2933,7 @@ void Dqn_Allocator_Free(Dqn_Allocator *allocator, void *ptr)
allocator->allocations--;
DQN_ASSERT(allocator->allocations >= 0);
#if DQN_ALLOCATION_TRACER
#if DQN_ALLOCATION_TRACING
Dqn_AllocationTracer_Remove(allocator->tracer, ptr);
#endif
}
@ -2984,7 +2984,7 @@ DQN_API void *Dqn_Allocator__Allocate(Dqn_Allocator *allocator, Dqn_isize size,
allocator->total_allocations++;
allocator->total_bytes_allocated += size;
#if DQN_ALLOCATION_TRACER
#if DQN_ALLOCATION_TRACING
Dqn_AllocationTracer_Add(allocator->tracer, result, size DQN_CALL_SITE_ARGS_INPUT);
#endif
}