diff options
Diffstat (limited to 'src/common/malloc.c')
-rw-r--r-- | src/common/malloc.c | 152 |
1 files changed, 117 insertions, 35 deletions
diff --git a/src/common/malloc.c b/src/common/malloc.c index 4874aa0f4..d629aa63f 100644 --- a/src/common/malloc.c +++ b/src/common/malloc.c @@ -200,6 +200,8 @@ static struct unit_head_large *unit_head_large_first = NULL; static struct block* block_malloc(unsigned short hash); static void block_free(struct block* p); static size_t memmgr_usage_bytes; +static size_t memmgr_usage_bytes_t; + #define block2unit(p, n) ((struct unit_head*)(&(p)->data[ p->unit_size * (n) ])) #define memmgr_assert(v) do { if(!(v)) { ShowError("Memory manager: assertion '" #v "' failed!\n"); } } while(0) @@ -245,12 +247,13 @@ void* _mmalloc(size_t size, const char *file, int line, const char *func ) /* At that time, the distinction by assigning NULL to unit_head.block */ if(hash2size(size_hash) > BLOCK_DATA_SIZE - sizeof(struct unit_head)) { struct unit_head_large* p = (struct unit_head_large*)MALLOC(sizeof(struct unit_head_large)+size,file,line,func); + memmgr_usage_bytes_t += size+sizeof(struct unit_head_large); if(p != NULL) { p->size = size; p->unit_head.block = NULL; p->unit_head.size = 0; p->unit_head.file = file; - p->unit_head.line = line; + p->unit_head.line = (unsigned short)line; p->prev = NULL; if (unit_head_large_first == NULL) p->next = NULL; @@ -324,7 +327,7 @@ void* _mmalloc(size_t size, const char *file, int line, const char *func ) head->block = block; head->file = file; - head->line = line; + head->line = (unsigned short)line; head->size = (unsigned short)size; *(long*)((char*)head + sizeof(struct unit_head) - sizeof(long) + size) = 0xdeadbeaf; return (char *)head + sizeof(struct unit_head) - sizeof(long); @@ -332,7 +335,7 @@ void* _mmalloc(size_t size, const char *file, int line, const char *func ) void* _mcalloc(size_t num, size_t size, const char *file, int line, const char *func ) { - void *p = malloclib->malloc(num * size,file,line,func); + void *p = iMalloc->malloc(num * size,file,line,func); memset(p,0,num * size); return p; } @@ -341,7 +344,7 @@ void* _mrealloc(void *memblock, size_t size, const char *file, int line, const c { size_t old_size; if(memblock == NULL) { - return malloclib->malloc(size,file,line,func); + return iMalloc->malloc(size,file,line,func); } old_size = ((struct unit_head *)((char *)memblock - sizeof(struct unit_head) + sizeof(long)))->size; @@ -353,11 +356,11 @@ void* _mrealloc(void *memblock, size_t size, const char *file, int line, const c return memblock; } else { // Size Large - void *p = malloclib->malloc(size,file,line,func); + void *p = iMalloc->malloc(size,file,line,func); if(p != NULL) { memcpy(p,memblock,old_size); } - malloclib->free(memblock,file,line,func); + iMalloc->free(memblock,file,line,func); return p; } } @@ -368,7 +371,7 @@ char* _mstrdup(const char *p, const char *file, int line, const char *func ) return NULL; } else { size_t len = strlen(p); - char *string = (char *)malloclib->malloc(len + 1,file,line,func); + char *string = (char *)iMalloc->malloc(len + 1,file,line,func); memcpy(string,p,len+1); return string; } @@ -401,6 +404,7 @@ void _mfree(void *ptr, const char *file, int line, const char *func ) head_large->next->prev = head_large->prev; } memmgr_usage_bytes -= head_large->size; + memmgr_usage_bytes_t -= head_large->size + sizeof(struct unit_head_large); #ifdef DEBUG_MEMMGR // set freed memory to 0xfd memset(ptr, 0xfd, head_large->size); @@ -422,7 +426,7 @@ void _mfree(void *ptr, const char *file, int line, const char *func ) #ifdef DEBUG_MEMMGR memset(ptr, 0xfd, block->unit_size - sizeof(struct unit_head) + sizeof(long) ); head->file = file; - head->line = line; + head->line = (unsigned short)line; #endif memmgr_assert( block->unit_used > 0 ); if(--block->unit_used == 0) { @@ -457,6 +461,7 @@ static struct block* block_malloc(unsigned short hash) } else { /* Newly allocated space for the block */ p = (struct block*)MALLOC(sizeof(struct block) * (BLOCK_ALLOC), __FILE__, __LINE__, __func__ ); + memmgr_usage_bytes_t += sizeof(struct block) * (BLOCK_ALLOC); if(p == NULL) { ShowFatalError("Memory manager::block_alloc failed.\n"); exit(EXIT_FAILURE); @@ -621,7 +626,7 @@ static void memmgr_final (void) memmgr_log (buf); #endif /* LOG_MEMMGR */ // get block pointer and free it [celest] - malloclib->free(ptr, ALC_MARK); + iMalloc->free(ptr, ALC_MARK); } } } @@ -650,6 +655,86 @@ static void memmgr_final (void) } #endif /* LOG_MEMMGR */ } +/* [Ind/Hercules] */ +void memmgr_report (int extra) { + struct block *block = block_first; + struct unit_head_large *large = unit_head_large_first; + unsigned int count = 0, size = 0; + int j; + unsigned short msize = 1024; + struct { + const char *file; + unsigned short line; + unsigned int size; + unsigned int count; + } data[100]; + memset(&data, 0, sizeof(data)); + + if( extra != 0 ) + msize = extra; + + while (block) { + if (block->unit_used) { + int i; + for (i = 0; i < block->unit_maxused; i++) { + struct unit_head *head = block2unit(block, i); + if( head->block != NULL && head->size > msize ) { + for( j = 0; j < 100; j++ ) { + if( data[j].file == head->file && data[j].line == head->line ) { + data[j].size += head->size; + data[j].count += 1; + break; + } else if( data[j].size == 0 ) { + data[j].file = head->file; + data[j].line = head->line; + data[j].size = head->size; + data[j].count += 1; + break; + } + } + size += (unsigned int)head->size; + count++; + } + } + } + block = block->block_next; + } + + while(large) { + if( large->size > msize ) { + for( j = 0; j < 100; j++ ) { + if( data[j].file == large->unit_head.file && data[j].line == large->unit_head.line ) { + data[j].size += large->size; + data[j].count += 1; + break; + } else if( data[j].size == 0 ) { + data[j].file = large->unit_head.file; + data[j].line = large->unit_head.line; + data[j].size = large->size; + data[j].count += 1; + break; + } + } + size += (unsigned int)large->size; + count++; + } + large = large->next; + } + for( j = 0; j < 100; j++ ) { + if( data[j].size != 0 ) { + ShowMessage("[malloc] : "CL_WHITE"%s"CL_RESET":"CL_WHITE"%d"CL_RESET" %d instances => %.2f MB\n",data[j].file,data[j].line,data[j].count,(double)((data[j].size)/1024)/1024); + } + } + ShowMessage("[malloc] : reporting %u instances | %.2f MB\n",count,(double)((size)/1024)/1024); + ShowMessage("[malloc] : internal usage %.2f MB | %.2f MB\n",(double)((memmgr_usage_bytes_t-memmgr_usage_bytes)/1024)/1024,(double)((memmgr_usage_bytes_t)/1024)/1024); + + if( extra ) { + ShowMessage("[malloc] : unit_head_large: %d bytes\n",sizeof(struct unit_head_large)); + ShowMessage("[malloc] : unit_head: %d bytes\n",sizeof(struct unit_head)); + ShowMessage("[malloc] : block: %d bytes\n",sizeof(struct block)); + } + +} static void memmgr_init (void) { @@ -677,8 +762,7 @@ void malloc_memory_check(void) /// Returns true if a pointer is valid. /// The check is best-effort, false positives are possible. -bool malloc_verify_ptr(void* ptr) -{ +bool malloc_verify_ptr(void* ptr) { #ifdef USE_MEMMGR return memmgr_verify(ptr) && MEMORY_VERIFY(ptr); #else @@ -687,8 +771,7 @@ bool malloc_verify_ptr(void* ptr) } -size_t malloc_usage (void) -{ +size_t malloc_usage (void) { #ifdef USE_MEMMGR return memmgr_usage (); #else @@ -696,16 +779,16 @@ size_t malloc_usage (void) #endif } -void malloc_final (void) -{ +void malloc_final (void) { #ifdef USE_MEMMGR memmgr_final (); #endif MEMORY_CHECK(); } -void malloc_init (void) -{ +void malloc_init (void) { + memmgr_usage_bytes_t = 0; + memmgr_usage_bytes = 0; #if defined(DMALLOC) && defined(CYGWIN) // http://dmalloc.com/docs/latest/online/dmalloc_19.html dmalloc_debug_setup(getenv("DMALLOC_OPTIONS")); @@ -720,27 +803,26 @@ void malloc_init (void) #endif } -void malloc_defaults() -{ - malloclib = &malloclib_s; - malloclib->init = malloc_init; - malloclib->final = malloc_final; - malloclib->memory_check = malloc_memory_check; - malloclib->usage = malloc_usage; - malloclib->verify_ptr = malloc_verify_ptr; +void malloc_defaults(void) { + iMalloc = &iMalloc_s; + iMalloc->init = malloc_init; + iMalloc->final = malloc_final; + iMalloc->memory_check = malloc_memory_check; + iMalloc->usage = malloc_usage; + iMalloc->verify_ptr = malloc_verify_ptr; // Athena's built-in Memory Manager #ifdef USE_MEMMGR - malloclib->malloc = _mmalloc; - malloclib->calloc = _mcalloc; - malloclib->realloc = _mrealloc; - malloclib->astrdup = _mstrdup; - malloclib->free = _mfree; + iMalloc->malloc = _mmalloc; + iMalloc->calloc = _mcalloc; + iMalloc->realloc = _mrealloc; + iMalloc->astrdup = _mstrdup; + iMalloc->free = _mfree; #else - malloclib->malloc = aMalloc_; - malloclib->calloc = aCalloc_; - malloclib->realloc = aRealloc_; - malloclib->astrdup = aStrdup_; - malloclib->free = aFree_; + iMalloc->malloc = aMalloc_; + iMalloc->calloc = aCalloc_; + iMalloc->realloc = aRealloc_; + iMalloc->astrdup = aStrdup_; + iMalloc->free = aFree_; #endif } |