diff options
Diffstat (limited to 'src/common/malloc.c')
| -rw-r--r-- | src/common/malloc.c | 102 |
1 files changed, 92 insertions, 10 deletions
diff --git a/src/common/malloc.c b/src/common/malloc.c index 4874aa0f4..e98ec770a 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) @@ -245,6 +247,7 @@ 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; @@ -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); @@ -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); @@ -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")); @@ -720,8 +803,7 @@ void malloc_init (void) #endif } -void malloc_defaults() -{ +void malloc_defaults(void) { malloclib = &malloclib_s; malloclib->init = malloc_init; malloclib->final = malloc_final; |