2494 lines
64 KiB
C++
2494 lines
64 KiB
C++
//========= Copyright (c) 1996-2005, Valve Corporation, All rights reserved. ============//
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//
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// Purpose: Memory allocation!
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//
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// $NoKeywords: $
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//=============================================================================//
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#include "tier0/platform.h"
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#if !defined(STEAM) && !defined(NO_MALLOC_OVERRIDE)
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//#include <malloc.h>
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#include <algorithm>
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#include "tier0/dbg.h"
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#include "tier0/memalloc.h"
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#include "tier0/threadtools.h"
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#include "mem_helpers.h"
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#include "memstd.h"
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#include "tier0/stacktools.h"
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#include "tier0/minidump.h"
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#ifdef _X360
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#include "xbox/xbox_console.h"
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#endif
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#ifdef _PS3
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#include "memoverride_ps3.h"
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#endif
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#ifndef _WIN32
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#define IsDebuggerPresent() false
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#endif
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#ifdef USE_LIGHT_MEM_DEBUG
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#undef USE_MEM_DEBUG
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#pragma message("*** USE_LIGHT_MEM_DEBUG is ON ***")
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#pragma optimize( "", off )
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#endif
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#define DEF_REGION 0
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#if defined( _WIN32 ) || defined( _PS3 )
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#define USE_DLMALLOC
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#define MEMALLOC_SEGMENT_MIXED
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#define MBH_SIZE_MB ( 45 + MBYTES_STEAM_MBH_USAGE )
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//#define MEMALLOC_REGIONS
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#endif // _WIN32 || _PS3
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#ifndef USE_DLMALLOC
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#ifdef _PS3
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#define malloc_internal( region, bytes ) (g_pMemOverrideRawCrtFns->pfn_malloc)(bytes)
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#define malloc_aligned_internal( region, bytes, align ) (g_pMemOverrideRawCrtFns->pfn_memalign)(align, bytes)
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#define realloc_internal (g_pMemOverrideRawCrtFns->pfn_realloc)
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#define realloc_aligned_internal (g_pMemOverrideRawCrtFns->pfn_reallocalign)
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#define free_internal (g_pMemOverrideRawCrtFns->pfn_free)
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#define msize_internal (g_pMemOverrideRawCrtFns->pfn_malloc_usable_size)
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#define compact_internal() (0)
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#define heapstats_internal(p) (void)(0)
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#else // _PS3
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#define malloc_internal( region, bytes) malloc(bytes)
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#define malloc_aligned_internal( region, bytes, align ) memalign(align, bytes)
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#define realloc_internal realloc
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#define realloc_aligned_internal realloc
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#define free_internal free
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#ifdef POSIX
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#define msize_internal malloc_usable_size
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#else // POSIX
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#define msize_internal _msize
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#endif // POSIX
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#define compact_internal() (0)
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#define heapstats_internal(p) (void)(0)
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#endif // _PS3
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#else // USE_DLMALLOC
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#define MSPACES 1
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#include "dlmalloc/malloc-2.8.3.h"
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void *g_AllocRegions[] =
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{
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#ifndef MEMALLOC_REGIONS
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#ifdef MEMALLOC_SEGMENT_MIXED
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create_mspace( 0, 1 ), // unified
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create_mspace( MBH_SIZE_MB*1024*1024, 1 ),
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#else
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create_mspace( 100*1024*1024, 1 ),
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#endif
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#else // MEMALLOC_REGIONS
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// @TODO: per DLL regions didn't work out very well. flux of usage left too much overhead. need to try lifetime-based management [6/9/2009 tom]
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create_mspace( 82*1024*1024, 1 ), // unified
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#endif // MEMALLOC_REGIONS
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};
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#ifndef MEMALLOC_REGIONS
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#ifndef MEMALLOC_SEGMENT_MIXED
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#define SelectRegion( region, bytes ) 0
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#else
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// NOTE: this split is designed to force the 'large block' heap to ONLY perform virtual allocs (see
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// DEFAULT_MMAP_THRESHOLD in malloc.cpp), to avoid ANY fragmentation or waste in an internal arena
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#define REGION_SPLIT (256*1024)
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#define SelectRegion( region, bytes ) g_AllocRegions[bytes < REGION_SPLIT]
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#endif
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#else // MEMALLOC_REGIONS
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#define SelectRegion( region, bytes ) g_AllocRegions[region]
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#endif // MEMALLOC_REGIONS
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#define malloc_internal( region, bytes ) mspace_malloc(SelectRegion(region,bytes), bytes)
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#define malloc_aligned_internal( region, bytes, align ) mspace_memalign(SelectRegion(region,bytes), align, bytes)
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FORCEINLINE void *realloc_aligned_internal( void *mem, size_t bytes, size_t align )
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{
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// TODO: implement realloc_aligned inside dlmalloc (requires splitting realloc's existing
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// 'grow in-place' code into a new function, then call that w/ alloc_align/copy/free on failure)
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byte *newMem = (byte *)dlrealloc( mem, bytes );
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if ( ((size_t)newMem&(align-1)) == 0 )
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return newMem;
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// realloc broke alignment...
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byte *fallback = (byte *)malloc_aligned_internal( DEF_REGION, bytes, align );
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if ( !fallback )
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return NULL;
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memcpy( fallback, newMem, bytes );
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dlfree( newMem );
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return fallback;
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}
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inline size_t compact_internal()
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{
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size_t start = 0, end = 0;
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for ( int i = 0; i < ARRAYSIZE(g_AllocRegions); i++ )
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{
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start += mspace_footprint( g_AllocRegions[i] );
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mspace_trim( g_AllocRegions[i], 0 );
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end += mspace_footprint( g_AllocRegions[i] );
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}
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return ( start - end );
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}
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inline void heapstats_internal( FILE *pFile )
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{
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// @TODO: improve this presentation, as a table [6/1/2009 tom]
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char buf[1024];
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for ( int i = 0; i < ARRAYSIZE( g_AllocRegions ); i++ )
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{
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struct mallinfo info = mspace_mallinfo( g_AllocRegions[ i ] );
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size_t footPrint = mspace_footprint( g_AllocRegions[ i ] );
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size_t maxFootPrint = mspace_max_footprint( g_AllocRegions[ i ] );
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_snprintf( buf, sizeof(buf),
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"\ndlmalloc mspace %d (%s)\n"
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" %d:footprint -%10d (total space used by the mspace)\n"
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" %d:footprint_max -%10d (maximum total space used by the mspace)\n"
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" %d:arena -%10d (non-mmapped space allocated from system)\n"
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" %d:ordblks -%10d (number of free chunks)\n"
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" %d:hblkhd -%10d (space in mmapped regions)\n"
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" %d:usmblks -%10d (maximum total allocated space)\n"
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" %d:uordblks -%10d (total allocated space)\n"
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" %d:fordblks -%10d (total free space)\n"
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" %d:keepcost -%10d (releasable (via malloc_trim) space)\n",
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i, i?"medium-block":"large-block", i,footPrint, i,maxFootPrint, i,info.arena, i,info.ordblks, i,info.hblkhd, i,info.usmblks, i,info.uordblks, i,info.fordblks, i,info.keepcost );
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if ( pFile )
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fprintf( pFile, "%s", buf );
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else
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Msg( "%s", buf );
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}
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}
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#define realloc_internal dlrealloc
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#define free_internal dlfree
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#define msize_internal dlmalloc_usable_size
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#endif // USE_DLMALLOC
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#ifdef TIME_ALLOC
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CAverageCycleCounter g_MallocCounter;
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CAverageCycleCounter g_ReallocCounter;
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CAverageCycleCounter g_FreeCounter;
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#define PrintOne( name ) \
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Msg("%-48s: %6.4f avg (%8.1f total, %7.3f peak, %5d iters)\n", \
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#name, \
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g_##name##Counter.GetAverageMilliseconds(), \
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g_##name##Counter.GetTotalMilliseconds(), \
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g_##name##Counter.GetPeakMilliseconds(), \
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g_##name##Counter.GetIters() ); \
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memset( &g_##name##Counter, 0, sizeof(g_##name##Counter) )
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void PrintAllocTimes()
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{
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PrintOne( Malloc );
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PrintOne( Realloc );
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PrintOne( Free );
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}
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#define PROFILE_ALLOC(name) CAverageTimeMarker name##_ATM( &g_##name##Counter )
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#else // TIME_ALLOC
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#define PROFILE_ALLOC( name ) ((void)0)
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#define PrintAllocTimes() ((void)0)
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#endif // TIME_ALLOC
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#if _MSC_VER < 1400 && defined( MSVC ) && !defined(_STATIC_LINKED) && (defined(_DEBUG) || defined(USE_MEM_DEBUG))
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void *operator new( unsigned int nSize, int nBlockUse, const char *pFileName, int nLine )
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{
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return ::operator new( nSize );
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}
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void *operator new[] ( unsigned int nSize, int nBlockUse, const char *pFileName, int nLine )
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{
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return ::operator new[]( nSize );
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}
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#endif
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#include "mem_impl_type.h"
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#if MEM_IMPL_TYPE_STD
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//-----------------------------------------------------------------------------
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// Singleton...
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//-----------------------------------------------------------------------------
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#pragma warning( disable:4074 ) // warning C4074: initializers put in compiler reserved initialization area
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#pragma init_seg( compiler )
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#if MEM_SBH_ENABLED
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CSmallBlockPool< CStdMemAlloc::CFixedAllocator< MBYTES_PRIMARY_SBH, true> >::SharedData_t CSmallBlockPool< CStdMemAlloc::CFixedAllocator< MBYTES_PRIMARY_SBH, true> >::gm_SharedData CONSTRUCT_EARLY;
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#ifdef MEMALLOC_USE_SECONDARY_SBH
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CSmallBlockPool< CStdMemAlloc::CFixedAllocator< MBYTES_SECONDARY_SBH, false> >::SharedData_t CSmallBlockPool< CStdMemAlloc::CFixedAllocator< MBYTES_SECONDARY_SBH, false> >::gm_SharedData CONSTRUCT_EARLY;
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#endif
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#ifndef MEMALLOC_NO_FALLBACK
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CSmallBlockPool< CStdMemAlloc::CVirtualAllocator >::SharedData_t CSmallBlockPool< CStdMemAlloc::CVirtualAllocator >::gm_SharedData CONSTRUCT_EARLY;
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#endif
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#endif // MEM_SBH_ENABLED
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static CStdMemAlloc s_StdMemAlloc CONSTRUCT_EARLY;
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#ifdef _PS3
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MemOverrideRawCrtFunctions_t *g_pMemOverrideRawCrtFns;
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IMemAlloc *g_pMemAllocInternalPS3 = &s_StdMemAlloc;
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PLATFORM_OVERRIDE_MEM_ALLOC_INTERNAL_PS3_IMPL
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#else // !_PS3
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#ifndef TIER0_VALIDATE_HEAP
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IMemAlloc *g_pMemAlloc = &s_StdMemAlloc;
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#else
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IMemAlloc *g_pActualAlloc = &s_StdMemAlloc;
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#endif
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#endif // _PS3
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CStdMemAlloc::CStdMemAlloc()
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: m_pfnFailHandler( DefaultFailHandler ),
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m_sMemoryAllocFailed( (size_t)0 ),
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m_bInCompact( false )
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{
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#ifdef _PS3
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g_pMemAllocInternalPS3 = &s_StdMemAlloc;
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PLATFORM_OVERRIDE_MEM_ALLOC_INTERNAL_PS3.m_pMemAllocCached = &s_StdMemAlloc;
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malloc_managed_size mms;
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mms.current_inuse_size = 0x12345678;
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mms.current_system_size = 0x09ABCDEF;
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mms.max_system_size = reinterpret_cast< size_t >( this );
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int iResult = malloc_stats( &mms );
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g_pMemOverrideRawCrtFns = reinterpret_cast< MemOverrideRawCrtFunctions_t * >( iResult );
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#endif
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}
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#if MEM_SBH_ENABLED
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//-----------------------------------------------------------------------------
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// Small block heap (multi-pool)
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//-----------------------------------------------------------------------------
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//-----------------------------------------------------------------------------
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//
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//-----------------------------------------------------------------------------
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template <typename T>
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inline T MemAlign( T val, unsigned alignment )
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{
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return (T)( ( (unsigned)val + alignment - 1 ) & ~( alignment - 1 ) );
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}
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//-----------------------------------------------------------------------------
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//
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//-----------------------------------------------------------------------------
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template <typename CAllocator>
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void CSmallBlockPool<CAllocator>::Init( unsigned nBlockSize )
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{
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SharedData_t *pSharedData = GetSharedData();
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if ( !pSharedData->m_pBase )
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{
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pSharedData->m_pBase = pSharedData->m_Allocator.AllocatePoolMemory();
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pSharedData->m_pLimit = pSharedData->m_pBase + CAllocator::TOTAL_BYTES;
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pSharedData->m_pNextBlock = pSharedData->m_pBase;
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}
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if ( !( nBlockSize % MIN_SBH_ALIGN == 0 && nBlockSize >= MIN_SBH_BLOCK && nBlockSize >= sizeof(TSLNodeBase_t) ) )
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DebuggerBreak();
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m_nBlockSize = nBlockSize;
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m_pNextAlloc = NULL;
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m_nCommittedPages = 0;
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}
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template <typename CAllocator>
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size_t CSmallBlockPool<CAllocator>::GetBlockSize()
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{
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return m_nBlockSize;
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}
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// Define VALIDATE_SBH_FREE_LIST to a given block size to validate that pool's freelist (it'll crash on the next alloc/free after the list is corrupted)
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// NOTE: this may affect perf more than USE_LIGHT_MEM_DEBUG
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//#define VALIDATE_SBH_FREE_LIST 320
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template <typename CAllocator>
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void CSmallBlockPool<CAllocator>::ValidateFreelist( SharedData_t *pSharedData )
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{
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#ifdef VALIDATE_SBH_FREE_LIST
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if ( m_nBlockSize != VALIDATE_SBH_FREE_LIST )
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return;
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static int count = 0;
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count++; // Track when the corruption occurs, if repeatable
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pSharedData->m_Lock.LockForWrite();
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#ifdef USE_NATIVE_SLIST
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TSLNodeBase_t *pNode = (TSLNodeBase_t *)(m_FreeList.AccessUnprotected()->Next.Next);
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#else
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TSLNodeBase_t *pNode = (TSLNodeBase_t *)(m_FreeList.AccessUnprotected()->value.Next);
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#endif
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while( pNode )
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pNode = pNode->Next;
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pSharedData->m_Lock.UnlockWrite();
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#endif // VALIDATE_SBH_FREE_LIST
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}
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template <typename CAllocator>
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void *CSmallBlockPool<CAllocator>::Alloc()
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{
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SharedData_t *pSharedData = GetSharedData();
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ValidateFreelist( pSharedData );
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CThreadSpinRWLock &sharedLock = pSharedData->m_Lock;
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if ( !sharedLock.TryLockForRead() )
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{
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sharedLock.LockForRead();
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}
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byte *pResult;
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intp iPage = -1;
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int iThreadPriority = INT_MAX;
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while (1)
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{
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pResult = m_FreeList.Pop();
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if ( !pResult )
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{
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int nBlockSize = m_nBlockSize;
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byte *pNextAlloc;
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while (1)
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{
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pResult = m_pNextAlloc;
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if ( pResult )
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{
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pNextAlloc = pResult + nBlockSize;
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if ( ( ( (uintp)(pNextAlloc) - 1 ) % BYTES_PAGE ) + nBlockSize > BYTES_PAGE )
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{
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// Crossed a page boundary
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pNextAlloc = 0;
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}
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if ( m_pNextAlloc.AssignIf( pResult, pNextAlloc ) )
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{
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iPage = (size_t)((byte *)pResult - pSharedData->m_pBase) / BYTES_PAGE;
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break;
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}
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}
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else if ( m_CommitMutex.TryLock() )
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{
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if ( !m_pNextAlloc )
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{
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PageStatus_t *pAllocatedPageStatus = (PageStatus_t *)pSharedData->m_FreePages.Pop();
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if ( pAllocatedPageStatus )
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{
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iPage = pAllocatedPageStatus - &pSharedData->m_PageStatus[0];
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}
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else
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{
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while (1)
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{
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byte *pBlock = pSharedData->m_pNextBlock;
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if ( pBlock >= pSharedData->m_pLimit )
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{
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break;
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}
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if ( ThreadInterlockedAssignPointerIf( (void **)&pSharedData->m_pNextBlock, (void *)( pBlock + BYTES_PAGE ), (void *)pBlock ) )
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{
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iPage = (size_t)((byte *)pBlock - pSharedData->m_pBase) / BYTES_PAGE;
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pAllocatedPageStatus = &pSharedData->m_PageStatus[iPage];
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break;
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}
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}
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}
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if ( pAllocatedPageStatus )
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{
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byte *pBlock = pSharedData->m_pBase + ( iPage * BYTES_PAGE );
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if ( pAllocatedPageStatus->m_nAllocated == NOT_COMMITTED )
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{
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pSharedData->m_Allocator.Commit( pBlock );
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}
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pAllocatedPageStatus->m_pPool = this;
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pAllocatedPageStatus->m_nAllocated = 0;
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pAllocatedPageStatus->m_pNextPageInPool = m_pFirstPage;
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m_pFirstPage = pAllocatedPageStatus;
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#ifdef TRACK_SBH_COUNTS
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m_nFreeBlocks += ( BYTES_PAGE / m_nBlockSize );
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#endif
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m_nCommittedPages++;
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m_pNextAlloc = pBlock;
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}
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else
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{
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m_pNextAlloc = NULL;
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m_CommitMutex.Unlock();
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sharedLock.UnlockRead();
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return NULL;
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}
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}
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m_CommitMutex.Unlock();
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}
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else
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{
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if ( iThreadPriority == INT_MAX)
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{
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iThreadPriority = ThreadGetPriority();
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}
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if ( iThreadPriority > 0 )
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{
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ThreadSleep( 0 );
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}
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}
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}
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if ( pResult )
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{
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break;
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}
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}
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else
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{
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iPage = (size_t)((byte *)pResult - pSharedData->m_pBase) / BYTES_PAGE;
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break;
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}
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}
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#ifdef TRACK_SBH_COUNTS
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--m_nFreeBlocks;
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#endif
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++pSharedData->m_PageStatus[iPage].m_nAllocated;
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sharedLock.UnlockRead();
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return pResult;
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}
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template <typename CAllocator>
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void CSmallBlockPool<CAllocator>::Free( void *p )
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{
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SharedData_t *pSharedData = GetSharedData();
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size_t iPage = (size_t)((byte *)p - pSharedData->m_pBase) / BYTES_PAGE;
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CThreadSpinRWLock &sharedLock = pSharedData->m_Lock;
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if ( !sharedLock.TryLockForRead() )
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{
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sharedLock.LockForRead();
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}
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--pSharedData->m_PageStatus[iPage].m_nAllocated;
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#ifdef TRACK_SBH_COUNTS
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++m_nFreeBlocks;
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#endif
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m_FreeList.Push( p );
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pSharedData->m_Lock.UnlockRead();
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ValidateFreelist( pSharedData );
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}
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// Count the free blocks.
|
|
template <typename CAllocator>
|
|
int CSmallBlockPool<CAllocator>::CountFreeBlocks()
|
|
{
|
|
#ifdef TRACK_SBH_COUNTS
|
|
return m_nFreeBlocks;
|
|
#else
|
|
return 0;
|
|
#endif
|
|
}
|
|
|
|
// Size of committed memory managed by this heap:
|
|
template <typename CAllocator>
|
|
int CSmallBlockPool<CAllocator>::GetCommittedSize()
|
|
{
|
|
return m_nCommittedPages * BYTES_PAGE;
|
|
}
|
|
|
|
// Return the total blocks memory is committed for in the heap
|
|
template <typename CAllocator>
|
|
int CSmallBlockPool<CAllocator>::CountCommittedBlocks()
|
|
{
|
|
return m_nCommittedPages * ( BYTES_PAGE / m_nBlockSize );
|
|
}
|
|
|
|
// Count the number of allocated blocks in the heap:
|
|
template <typename CAllocator>
|
|
int CSmallBlockPool<CAllocator>::CountAllocatedBlocks()
|
|
{
|
|
#ifdef TRACK_SBH_COUNTS
|
|
return CountCommittedBlocks() - CountFreeBlocks();
|
|
#else
|
|
return 0;
|
|
#endif
|
|
}
|
|
|
|
template <typename CAllocator>
|
|
int CSmallBlockPool<CAllocator>::PageSort( const void *p1, const void *p2 )
|
|
{
|
|
SharedData_t *pSharedData = GetSharedData();
|
|
return pSharedData->m_PageStatus[*((int *)p1)].m_SortList.Count() - pSharedData->m_PageStatus[*((int *)p2)].m_SortList.Count();
|
|
}
|
|
|
|
|
|
template <typename CAllocator>
|
|
bool CSmallBlockPool<CAllocator>::RemovePagesFromFreeList( byte **pPages, int nPages, bool bSortList )
|
|
{
|
|
// Since we don't use the depth of the tslist, and sequence is only used for push, we can remove in-place
|
|
int i;
|
|
byte **pLimits = (byte **)stackalloc( nPages * sizeof(byte *) );
|
|
int nBlocksNotInFreeList = 0;
|
|
for ( i = 0; i < nPages; i++ )
|
|
{
|
|
pLimits[i] = pPages[i] + BYTES_PAGE;
|
|
|
|
if ( m_pNextAlloc >= pPages[i] && m_pNextAlloc < pLimits[i] )
|
|
{
|
|
nBlocksNotInFreeList = ( pLimits[i] - m_pNextAlloc ) / m_nBlockSize;
|
|
m_pNextAlloc = NULL;
|
|
}
|
|
}
|
|
|
|
int iTarget = ( ( BYTES_PAGE/m_nBlockSize ) * nPages ) - nBlocksNotInFreeList;
|
|
int iCount = 0;
|
|
|
|
TSLHead_t *pRawFreeList = m_FreeList.AccessUnprotected();
|
|
bool bRemove;
|
|
if ( !bSortList || m_nCommittedPages - nPages == 1 )
|
|
{
|
|
#ifdef USE_NATIVE_SLIST
|
|
TSLNodeBase_t **ppPrevNext = (TSLNodeBase_t **)&(pRawFreeList->Next);
|
|
#else
|
|
TSLNodeBase_t **ppPrevNext = (TSLNodeBase_t **)&(pRawFreeList->value.Next);
|
|
#endif
|
|
TSLNodeBase_t *pNode = *ppPrevNext;
|
|
while ( pNode && iCount != iTarget )
|
|
{
|
|
bRemove = false;
|
|
for ( i = 0; i < nPages; i++ )
|
|
{
|
|
if ( (byte *)pNode >= pPages[i] && (byte *)pNode < pLimits[i] )
|
|
{
|
|
bRemove = true;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if ( bRemove )
|
|
{
|
|
iCount++;
|
|
*ppPrevNext = pNode->Next;
|
|
}
|
|
else
|
|
{
|
|
*ppPrevNext = pNode;
|
|
ppPrevNext = &pNode->Next;
|
|
}
|
|
pNode = pNode->Next;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
SharedData_t *pSharedData = GetSharedData();
|
|
byte *pSharedBase = pSharedData->m_pBase;
|
|
TSLNodeBase_t *pNode = m_FreeList.Detach();
|
|
TSLNodeBase_t *pNext;
|
|
int iSortPage;
|
|
|
|
int nSortPages = 0;
|
|
int *sortPages = (int *)stackalloc( m_nCommittedPages * sizeof(int) );
|
|
while ( pNode )
|
|
{
|
|
pNext = pNode->Next;
|
|
bRemove = false;
|
|
for ( i = 0; i < nPages; i++ )
|
|
{
|
|
if ( (byte *)pNode >= pPages[i] && (byte *)pNode < pLimits[i] )
|
|
{
|
|
iCount++;
|
|
bRemove = true;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if ( !bRemove )
|
|
{
|
|
iSortPage = ( (byte *)pNode - pSharedBase ) / BYTES_PAGE;
|
|
if ( !pSharedData->m_PageStatus[iSortPage].m_SortList.Count() )
|
|
{
|
|
sortPages[nSortPages++] = iSortPage;
|
|
}
|
|
pSharedData->m_PageStatus[iSortPage].m_SortList.Push( pNode );
|
|
}
|
|
|
|
pNode = pNext;
|
|
}
|
|
|
|
if ( nSortPages > 1 )
|
|
{
|
|
qsort( sortPages, nSortPages, sizeof(int), &PageSort );
|
|
}
|
|
for ( i = 0; i < nSortPages; i++ )
|
|
{
|
|
while ( ( pNode = pSharedData->m_PageStatus[sortPages[i]].m_SortList.Pop() ) != NULL )
|
|
{
|
|
m_FreeList.Push( pNode );
|
|
}
|
|
}
|
|
}
|
|
if ( iTarget != iCount )
|
|
{
|
|
DebuggerBreakIfDebugging();
|
|
}
|
|
|
|
return ( iTarget == iCount );
|
|
}
|
|
|
|
|
|
template <typename CAllocator>
|
|
size_t CSmallBlockPool<CAllocator>::Compact( bool bIncremental )
|
|
{
|
|
static bool bWarnedCorruption;
|
|
bool bIsCorrupt = false;
|
|
int i;
|
|
size_t nFreed = 0;
|
|
SharedData_t *pSharedData = GetSharedData();
|
|
pSharedData->m_Lock.LockForWrite();
|
|
|
|
if ( m_pFirstPage )
|
|
{
|
|
PageStatus_t **pReleasedPages = (PageStatus_t **)stackalloc( m_nCommittedPages * sizeof(PageStatus_t *) );
|
|
PageStatus_t **pReleasedPagesPrevs = (PageStatus_t **)stackalloc( m_nCommittedPages * sizeof(PageStatus_t *) );
|
|
byte **pPageBases = (byte **)stackalloc( m_nCommittedPages * sizeof(byte *) );
|
|
int nPages = 0;
|
|
|
|
// Gather the pages to return to the backing pool
|
|
PageStatus_t *pPage = m_pFirstPage;
|
|
PageStatus_t *pPagePrev = NULL;
|
|
while ( pPage )
|
|
{
|
|
if ( pPage->m_nAllocated == 0 )
|
|
{
|
|
pReleasedPages[nPages] = pPage;
|
|
pPageBases[nPages] = pSharedData->m_pBase + ( pPage - &pSharedData->m_PageStatus[0] ) * BYTES_PAGE;
|
|
pReleasedPagesPrevs[nPages] = pPagePrev;
|
|
nPages++;
|
|
|
|
if ( bIncremental )
|
|
{
|
|
break;
|
|
}
|
|
}
|
|
pPagePrev = pPage;
|
|
pPage = pPage->m_pNextPageInPool;
|
|
}
|
|
|
|
if ( nPages )
|
|
{
|
|
// Remove the pages from the pool's free list
|
|
if ( !RemovePagesFromFreeList( pPageBases, nPages, !bIncremental ) && !bWarnedCorruption )
|
|
{
|
|
// We don't know which of the pages encountered an incomplete free list
|
|
// so we'll just push them all back in and hope for the best. This isn't
|
|
// ventilator control software!
|
|
bWarnedCorruption = true;
|
|
bIsCorrupt = true;
|
|
}
|
|
|
|
nFreed = nPages * BYTES_PAGE;
|
|
m_nCommittedPages -= nPages;
|
|
|
|
#ifdef TRACK_SBH_COUNTS
|
|
m_nFreeBlocks -= nPages * ( BYTES_PAGE / m_nBlockSize );
|
|
#endif
|
|
|
|
// Unlink the pages
|
|
for ( i = nPages - 1; i >= 0; --i )
|
|
{
|
|
if ( pReleasedPagesPrevs[i] )
|
|
{
|
|
pReleasedPagesPrevs[i]->m_pNextPageInPool = pReleasedPages[i]->m_pNextPageInPool;
|
|
}
|
|
else
|
|
{
|
|
m_pFirstPage = pReleasedPages[i]->m_pNextPageInPool;
|
|
}
|
|
pReleasedPages[i]->m_pNextPageInPool = NULL;
|
|
pReleasedPages[i]->m_pPool = NULL;
|
|
}
|
|
|
|
// Push them onto the backing free lists
|
|
if ( !pSharedData->m_Allocator.IsVirtual() )
|
|
{
|
|
for ( i = 0; i < nPages; i++ )
|
|
{
|
|
pSharedData->m_FreePages.Push( pReleasedPages[i] );
|
|
}
|
|
}
|
|
else
|
|
{
|
|
int nMinReserve = ( bIncremental ) ? CAllocator::MIN_RESERVE_PAGES * 8 : CAllocator::MIN_RESERVE_PAGES;
|
|
int nReserveNeeded = nMinReserve - pSharedData->m_FreePages.Count();
|
|
if ( nReserveNeeded > 0 )
|
|
{
|
|
int nToKeepCommitted = MIN( nReserveNeeded, nPages );
|
|
while ( nToKeepCommitted-- )
|
|
{
|
|
nPages--;
|
|
pSharedData->m_FreePages.Push( pReleasedPages[nPages] );
|
|
}
|
|
}
|
|
|
|
if ( nPages )
|
|
{
|
|
// Detach the list, push the decommitted page on, iterate up to previous
|
|
// decommits, but them on, then push the committed pages on
|
|
TSLNodeBase_t *pNodes = pSharedData->m_FreePages.Detach();
|
|
for ( i = 0; i < nPages; i++ )
|
|
{
|
|
pReleasedPages[i]->m_nAllocated = NOT_COMMITTED;
|
|
pSharedData->m_Allocator.Decommit( pPageBases[i] );
|
|
pSharedData->m_FreePages.Push( pReleasedPages[i] );
|
|
}
|
|
|
|
TSLNodeBase_t *pCur, *pTemp = NULL;
|
|
pCur = pNodes;
|
|
while ( pCur )
|
|
{
|
|
if ( ((PageStatus_t *)pCur)->m_nAllocated == NOT_COMMITTED )
|
|
{
|
|
if ( pTemp )
|
|
{
|
|
pTemp->Next = NULL;
|
|
}
|
|
else
|
|
{
|
|
pNodes = NULL; // The list only has decommitted pages, don't go circular
|
|
}
|
|
|
|
while ( pCur )
|
|
{
|
|
pTemp = pCur->Next;
|
|
pSharedData->m_FreePages.Push( pCur );
|
|
pCur = pTemp;
|
|
}
|
|
break;
|
|
}
|
|
pTemp = pCur;
|
|
pCur = pCur->Next;
|
|
}
|
|
|
|
while ( pNodes )
|
|
{
|
|
pTemp = pNodes->Next;
|
|
pSharedData->m_FreePages.Push( pNodes );
|
|
pNodes = pTemp;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
pSharedData->m_Lock.UnlockWrite();
|
|
if ( bIsCorrupt )
|
|
{
|
|
Warning( "***** HEAP IS CORRUPT (free compromised for block size %d,in %s heap, possible write after free *****)\n", m_nBlockSize, ( pSharedData->m_Allocator.IsVirtual() ) ? "virtual" : "physical" );
|
|
}
|
|
return nFreed;
|
|
}
|
|
|
|
template <typename CAllocator>
|
|
bool CSmallBlockPool<CAllocator>::Validate()
|
|
{
|
|
#ifdef NO_SBH
|
|
return true;
|
|
#else
|
|
int invalid = 0;
|
|
|
|
SharedData_t *pSharedData = GetSharedData();
|
|
pSharedData->m_Lock.LockForWrite();
|
|
|
|
byte **pPageBases = (byte **)stackalloc( m_nCommittedPages * sizeof(byte *) );
|
|
unsigned *pageCounts = (unsigned *)stackalloc( m_nCommittedPages * sizeof(unsigned) );
|
|
memset( pageCounts, 0, m_nCommittedPages * sizeof(int) );
|
|
unsigned nPages = 0;
|
|
unsigned sumAllocated = 0;
|
|
unsigned freeNotInFreeList = 0;
|
|
|
|
// Validate page list is consistent
|
|
if ( !m_pFirstPage )
|
|
{
|
|
if ( m_nCommittedPages != 0 )
|
|
{
|
|
invalid = __LINE__;
|
|
goto notValid;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
PageStatus_t *pPage = m_pFirstPage;
|
|
while ( pPage )
|
|
{
|
|
pPageBases[nPages] = pSharedData->m_pBase + ( pPage - &pSharedData->m_PageStatus[0] ) * BYTES_PAGE;
|
|
if ( pPage->m_pPool != this )
|
|
{
|
|
invalid = __LINE__;
|
|
goto notValid;
|
|
}
|
|
if ( nPages > m_nCommittedPages )
|
|
{
|
|
invalid = __LINE__;
|
|
goto notValid;
|
|
}
|
|
sumAllocated += pPage->m_nAllocated;
|
|
if ( m_pNextAlloc >= pPageBases[nPages] && m_pNextAlloc < pPageBases[nPages] + BYTES_PAGE )
|
|
{
|
|
freeNotInFreeList = pageCounts[nPages] = ( ( pPageBases[nPages] + BYTES_PAGE ) - m_pNextAlloc ) / m_nBlockSize;
|
|
}
|
|
|
|
nPages++;
|
|
pPage = pPage->m_pNextPageInPool;
|
|
};
|
|
|
|
if ( nPages != m_nCommittedPages )
|
|
{
|
|
invalid = __LINE__;
|
|
goto notValid;
|
|
}
|
|
}
|
|
|
|
// Validate block counts
|
|
{
|
|
unsigned blocksPerPage = ( BYTES_PAGE / m_nBlockSize );
|
|
#ifdef USE_NATIVE_SLIST
|
|
TSLNodeBase_t *pNode = (TSLNodeBase_t *)(m_FreeList.AccessUnprotected()->Next.Next);
|
|
#else
|
|
TSLNodeBase_t *pNode = (TSLNodeBase_t *)(m_FreeList.AccessUnprotected()->value.Next);
|
|
#endif
|
|
unsigned i;
|
|
while ( pNode )
|
|
{
|
|
for ( i = 0; i < nPages; i++ )
|
|
{
|
|
if ( (byte *)pNode >= pPageBases[i] && (byte *)pNode < pPageBases[i] + BYTES_PAGE )
|
|
{
|
|
pageCounts[i]++;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if ( i == nPages )
|
|
{
|
|
invalid = __LINE__;
|
|
goto notValid;
|
|
}
|
|
|
|
pNode = pNode->Next;
|
|
}
|
|
|
|
PageStatus_t *pPage = m_pFirstPage;
|
|
i = 0;
|
|
while ( pPage )
|
|
{
|
|
unsigned nFreeOnPage = blocksPerPage - pPage->m_nAllocated;
|
|
if ( nFreeOnPage != pageCounts[i++] )
|
|
{
|
|
invalid = __LINE__;
|
|
goto notValid;
|
|
}
|
|
pPage = pPage->m_pNextPageInPool;
|
|
}
|
|
}
|
|
|
|
notValid:
|
|
pSharedData->m_Lock.UnlockWrite();
|
|
|
|
if ( invalid != 0 )
|
|
{
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
#endif
|
|
}
|
|
|
|
|
|
//-----------------------------------------------------------------------------
|
|
//
|
|
//-----------------------------------------------------------------------------
|
|
template <typename CAllocator>
|
|
CSmallBlockHeap<CAllocator>::CSmallBlockHeap()
|
|
{
|
|
m_pSharedData = CPool::GetSharedData();
|
|
|
|
// Build a lookup table used to find the correct pool based on size
|
|
const int MAX_TABLE = MAX_SBH_BLOCK >> 2;
|
|
int i = 0;
|
|
int nBytesElement = 0;
|
|
CPool *pCurPool = NULL;
|
|
int iCurPool = 0;
|
|
|
|
// Blocks sized 0 - 128 are in pools in increments of 8
|
|
for ( ; i < 32; i++ )
|
|
{
|
|
if ( (i + 1) % 2 == 1)
|
|
{
|
|
nBytesElement += 8;
|
|
pCurPool = &m_Pools[iCurPool];
|
|
pCurPool->Init( nBytesElement );
|
|
iCurPool++;
|
|
m_PoolLookup[i] = pCurPool;
|
|
}
|
|
else
|
|
{
|
|
m_PoolLookup[i] = pCurPool;
|
|
}
|
|
}
|
|
|
|
// Blocks sized 129 - 256 are in pools in increments of 16
|
|
for ( ; i < 64; i++ )
|
|
{
|
|
if ( (i + 1) % 4 == 1)
|
|
{
|
|
nBytesElement += 16;
|
|
pCurPool = &m_Pools[iCurPool];
|
|
pCurPool->Init( nBytesElement );
|
|
iCurPool++;
|
|
m_PoolLookup[i] = pCurPool;
|
|
}
|
|
else
|
|
{
|
|
m_PoolLookup[i] = pCurPool;
|
|
}
|
|
}
|
|
|
|
|
|
// Blocks sized 257 - 512 are in pools in increments of 32
|
|
for ( ; i < 128; i++ )
|
|
{
|
|
if ( (i + 1) % 8 == 1)
|
|
{
|
|
nBytesElement += 32;
|
|
pCurPool = &m_Pools[iCurPool];
|
|
pCurPool->Init( nBytesElement );
|
|
iCurPool++;
|
|
m_PoolLookup[i] = pCurPool;
|
|
}
|
|
else
|
|
{
|
|
m_PoolLookup[i] = pCurPool;
|
|
}
|
|
}
|
|
|
|
// Blocks sized 513 - 768 are in pools in increments of 64
|
|
for ( ; i < 192; i++ )
|
|
{
|
|
if ( (i + 1) % 16 == 1)
|
|
{
|
|
nBytesElement += 64;
|
|
pCurPool = &m_Pools[iCurPool];
|
|
pCurPool->Init( nBytesElement );
|
|
iCurPool++;
|
|
m_PoolLookup[i] = pCurPool;
|
|
}
|
|
else
|
|
{
|
|
m_PoolLookup[i] = pCurPool;
|
|
}
|
|
}
|
|
|
|
// Blocks sized 769 - 1024 are in pools in increments of 128
|
|
for ( ; i < 256; i++ )
|
|
{
|
|
if ( (i + 1) % 32 == 1)
|
|
{
|
|
nBytesElement += 128;
|
|
pCurPool = &m_Pools[iCurPool];
|
|
pCurPool->Init( nBytesElement );
|
|
iCurPool++;
|
|
m_PoolLookup[i] = pCurPool;
|
|
}
|
|
else
|
|
{
|
|
m_PoolLookup[i] = pCurPool;
|
|
}
|
|
}
|
|
|
|
// Blocks sized 1025 - 2048 are in pools in increments of 256
|
|
for ( ; i < MAX_TABLE; i++ )
|
|
{
|
|
if ( (i + 1) % 64 == 1)
|
|
{
|
|
nBytesElement += 256;
|
|
pCurPool = &m_Pools[iCurPool];
|
|
pCurPool->Init( nBytesElement );
|
|
iCurPool++;
|
|
m_PoolLookup[i] = pCurPool;
|
|
}
|
|
else
|
|
{
|
|
m_PoolLookup[i] = pCurPool;
|
|
}
|
|
}
|
|
|
|
Assert( iCurPool == NUM_POOLS );
|
|
}
|
|
|
|
template <typename CAllocator>
|
|
bool CSmallBlockHeap<CAllocator>::ShouldUse( size_t nBytes )
|
|
{
|
|
return ( nBytes <= MAX_SBH_BLOCK );
|
|
}
|
|
|
|
template <typename CAllocator>
|
|
bool CSmallBlockHeap<CAllocator>::IsOwner( void * p )
|
|
{
|
|
if ( uintp(p) >= uintp(m_pSharedData->m_pBase) )
|
|
{
|
|
intp index = (intp)((byte *)p - m_pSharedData->m_pBase) / BYTES_PAGE;
|
|
return ( index < ARRAYSIZE(m_pSharedData->m_PageStatus) );
|
|
}
|
|
return false;
|
|
}
|
|
|
|
template <typename CAllocator>
|
|
void *CSmallBlockHeap<CAllocator>::Alloc( size_t nBytes )
|
|
{
|
|
if ( nBytes == 0)
|
|
{
|
|
nBytes = 1;
|
|
}
|
|
Assert( ShouldUse( nBytes ) );
|
|
CPool *pPool = FindPool( nBytes );
|
|
void *p = pPool->Alloc();
|
|
return p;
|
|
}
|
|
|
|
template <typename CAllocator>
|
|
void *CSmallBlockHeap<CAllocator>::Realloc( void *p, size_t nBytes )
|
|
{
|
|
if ( nBytes == 0)
|
|
{
|
|
nBytes = 1;
|
|
}
|
|
|
|
CPool *pOldPool = FindPool( p );
|
|
CPool *pNewPool = ( ShouldUse( nBytes ) ) ? FindPool( nBytes ) : NULL;
|
|
|
|
if ( pOldPool == pNewPool )
|
|
{
|
|
return p;
|
|
}
|
|
|
|
void *pNewBlock = NULL;
|
|
|
|
if ( !pNewBlock )
|
|
{
|
|
pNewBlock = MemAlloc_Alloc( nBytes ); // Call back out so blocks can move from the secondary to the primary pools
|
|
}
|
|
|
|
if ( !pNewBlock )
|
|
{
|
|
pNewBlock = malloc_internal( DEF_REGION, nBytes );
|
|
}
|
|
|
|
if ( pNewBlock )
|
|
{
|
|
size_t nBytesCopy = MIN( nBytes, pOldPool->GetBlockSize() );
|
|
memcpy( pNewBlock, p, nBytesCopy );
|
|
}
|
|
else if ( nBytes < pOldPool->GetBlockSize() )
|
|
{
|
|
return p;
|
|
}
|
|
|
|
pOldPool->Free( p );
|
|
|
|
return pNewBlock;
|
|
}
|
|
|
|
template <typename CAllocator>
|
|
void CSmallBlockHeap<CAllocator>::Free( void *p )
|
|
{
|
|
CPool *pPool = FindPool( p );
|
|
if ( pPool )
|
|
{
|
|
pPool->Free( p );
|
|
}
|
|
else
|
|
{
|
|
// we probably didn't hook some allocation and now we're freeing it or the heap has been trashed!
|
|
DebuggerBreakIfDebugging();
|
|
}
|
|
}
|
|
|
|
template <typename CAllocator>
|
|
size_t CSmallBlockHeap<CAllocator>::GetSize( void *p )
|
|
{
|
|
CPool *pPool = FindPool( p );
|
|
return pPool->GetBlockSize();
|
|
}
|
|
|
|
template <typename CAllocator>
|
|
void CSmallBlockHeap<CAllocator>::Usage( size_t &bytesCommitted, size_t &bytesAllocated )
|
|
{
|
|
bytesCommitted = 0;
|
|
bytesAllocated = 0;
|
|
for ( int i = 0; i < NUM_POOLS; i++ )
|
|
{
|
|
bytesCommitted += m_Pools[i].GetCommittedSize();
|
|
bytesAllocated += ( m_Pools[i].CountAllocatedBlocks() * m_Pools[i].GetBlockSize() );
|
|
}
|
|
}
|
|
|
|
template <typename CAllocator>
|
|
void CSmallBlockHeap<CAllocator>::DumpStats( const char *pszTag, FILE *pFile )
|
|
{
|
|
size_t bytesCommitted, bytesAllocated;
|
|
Usage( bytesCommitted, bytesAllocated );
|
|
|
|
if ( pFile )
|
|
{
|
|
|
|
for ( int i = 0; i < NUM_POOLS; i++ )
|
|
{
|
|
// output for vxconsole parsing
|
|
fprintf( pFile, "Pool %2i: (size: %4u) blocks: allocated:%5i free:%5i committed:%5i (committed size:%4u kb)\n",
|
|
i,
|
|
m_Pools[i].GetBlockSize(),
|
|
m_Pools[i].CountAllocatedBlocks(),
|
|
m_Pools[i].CountFreeBlocks(),
|
|
m_Pools[i].CountCommittedBlocks(),
|
|
m_Pools[i].GetCommittedSize() );
|
|
}
|
|
fprintf( pFile, "Totals (%s): Committed:%5u kb Allocated:%5u kb\n", pszTag, bytesCommitted / 1024, bytesAllocated / 1024 );
|
|
}
|
|
else
|
|
{
|
|
for ( int i = 0; i < NUM_POOLS; i++ )
|
|
{
|
|
Msg( "Pool %2i: (size: %4u) blocks: allocated:%5i free:%5i committed:%5i (committed size:%4u kb)\n",i, m_Pools[i].GetBlockSize(),m_Pools[i].CountAllocatedBlocks(), m_Pools[i].CountFreeBlocks(),m_Pools[i].CountCommittedBlocks(), m_Pools[i].GetCommittedSize() / 1024);
|
|
}
|
|
|
|
Msg( "Totals (%s): Committed:%5u kb Allocated:%5u kb\n", pszTag, bytesCommitted / 1024, bytesAllocated / 1024 );
|
|
}
|
|
}
|
|
|
|
template <typename CAllocator>
|
|
CSmallBlockPool<CAllocator> *CSmallBlockHeap<CAllocator>::FindPool( size_t nBytes )
|
|
{
|
|
return m_PoolLookup[(nBytes - 1) >> 2];
|
|
}
|
|
|
|
template <typename CAllocator>
|
|
CSmallBlockPool<CAllocator> *CSmallBlockHeap<CAllocator>::FindPool( void *p )
|
|
{
|
|
// NOTE: If p < m_pBase, cast to unsigned size_t will cause it to be large
|
|
size_t index = (size_t)((byte *)p - m_pSharedData->m_pBase) / BYTES_PAGE;
|
|
if ( index < ARRAYSIZE(m_pSharedData->m_PageStatus) )
|
|
return m_pSharedData->m_PageStatus[index].m_pPool;
|
|
return NULL;
|
|
}
|
|
|
|
template <typename CAllocator>
|
|
size_t CSmallBlockHeap<CAllocator>::Compact( bool bIncremental )
|
|
{
|
|
size_t nRecovered = 0;
|
|
if ( bIncremental )
|
|
{
|
|
static int iLastIncremental;
|
|
|
|
iLastIncremental++;
|
|
for ( int i = 0; i < NUM_POOLS; i++ )
|
|
{
|
|
int idx = ( i + iLastIncremental ) % NUM_POOLS;
|
|
nRecovered = m_Pools[idx].Compact( bIncremental );
|
|
if ( nRecovered )
|
|
{
|
|
iLastIncremental = idx;
|
|
break;
|
|
}
|
|
|
|
}
|
|
}
|
|
else
|
|
{
|
|
for ( int i = 0; i < NUM_POOLS; i++ )
|
|
{
|
|
nRecovered += m_Pools[i].Compact( bIncremental );
|
|
}
|
|
}
|
|
return nRecovered;
|
|
}
|
|
|
|
template <typename CAllocator>
|
|
bool CSmallBlockHeap<CAllocator>::Validate()
|
|
{
|
|
bool valid = true;
|
|
for ( int i = 0; i < NUM_POOLS; i++ )
|
|
{
|
|
valid = m_Pools[i].Validate() && valid;
|
|
}
|
|
return valid;
|
|
}
|
|
|
|
#endif // MEM_SBH_ENABLED
|
|
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Lightweight memory tracking
|
|
//-----------------------------------------------------------------------------
|
|
|
|
#ifdef USE_LIGHT_MEM_DEBUG
|
|
|
|
#ifndef LIGHT_MEM_DEBUG_REQUIRES_CMD_LINE_SWITCH
|
|
#define UsingLMD() true
|
|
#else // LIGHT_MEM_DEBUG_REQUIRES_CMD_LINE_SWITCH
|
|
bool g_bUsingLMD = ( Plat_GetCommandLineA() ) ? ( strstr( Plat_GetCommandLineA(), "-uselmd" ) != NULL ) : false;
|
|
#define UsingLMD() g_bUsingLMD
|
|
#if defined( _PS3 )
|
|
#error "Plat_GetCommandLineA() not implemented on PS3"
|
|
#endif
|
|
#endif // LIGHT_MEM_DEBUG_REQUIRES_CMD_LINE_SWITCH
|
|
|
|
const char *g_pszUnknown = "unknown";
|
|
|
|
struct Sentinal_t
|
|
{
|
|
DWORD value[4];
|
|
};
|
|
|
|
Sentinal_t g_HeadSentinel =
|
|
{
|
|
0xdeadbeef,
|
|
0xbaadf00d,
|
|
0xbd122969,
|
|
0xdeadbeef,
|
|
};
|
|
|
|
Sentinal_t g_TailSentinel =
|
|
{
|
|
0xbaadf00d,
|
|
0xbd122969,
|
|
0xdeadbeef,
|
|
0xbaadf00d,
|
|
};
|
|
|
|
const byte g_FreeFill = 0xdd;
|
|
|
|
static const uint LWD_FREE = 0;
|
|
static const uint LWD_ALLOCATED = 1;
|
|
|
|
#define LMD_STATUS_BITS ( 1 )
|
|
#define LMD_ALIGN_BITS ( 32 - LMD_STATUS_BITS )
|
|
#define LMD_MAX_ALIGN ( 1 << ( LMD_ALIGN_BITS - 1) )
|
|
|
|
struct AllocHeader_t
|
|
{
|
|
const char *pszModule;
|
|
int line;
|
|
size_t nBytes;
|
|
uint status : LMD_STATUS_BITS;
|
|
uint align : LMD_ALIGN_BITS;
|
|
Sentinal_t sentinal;
|
|
};
|
|
|
|
const int g_nRecentFrees = ( IsPC() ) ? 8192 : 512;
|
|
AllocHeader_t **g_pRecentFrees = (AllocHeader_t **)calloc( g_nRecentFrees, sizeof(AllocHeader_t *) );
|
|
int g_iNextFreeSlot;
|
|
|
|
#define INTERNAL_INLINE
|
|
|
|
#define LMDToHeader( pUserPtr ) ( ((AllocHeader_t *)(pUserPtr)) - 1 )
|
|
#define LMDFromHeader( pHeader ) ( (byte *)((pHeader) + 1) )
|
|
|
|
CThreadFastMutex g_LMDMutex;
|
|
|
|
const char *g_pLMDFileName = NULL;
|
|
int g_nLMDLine;
|
|
int g_iLMDDepth;
|
|
|
|
void LMDPushAllocDbgInfo( const char *pFileName, int nLine )
|
|
{
|
|
if ( ThreadInMainThread() )
|
|
{
|
|
if ( !g_iLMDDepth )
|
|
{
|
|
g_pLMDFileName = pFileName;
|
|
g_nLMDLine = nLine;
|
|
}
|
|
g_iLMDDepth++;
|
|
}
|
|
}
|
|
|
|
void LMDPopAllocDbgInfo()
|
|
{
|
|
if ( ThreadInMainThread() && g_iLMDDepth > 0 )
|
|
{
|
|
g_iLMDDepth--;
|
|
if ( g_iLMDDepth == 0 )
|
|
{
|
|
g_pLMDFileName = NULL;
|
|
g_nLMDLine = 0;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
void LMDReportInvalidBlock( AllocHeader_t *pHeader, const char *pszMessage )
|
|
{
|
|
char szMsg[256];
|
|
if ( pHeader )
|
|
{
|
|
sprintf( szMsg, "HEAP IS CORRUPT: %s (block 0x%x, size %d, alignment %d)\n", pszMessage, (size_t)LMDFromHeader( pHeader ), pHeader->nBytes, pHeader->align );
|
|
}
|
|
else
|
|
{
|
|
sprintf( szMsg, "HEAP IS CORRUPT: %s\n", pszMessage );
|
|
}
|
|
if ( Plat_IsInDebugSession() )
|
|
{
|
|
DebuggerBreak();
|
|
}
|
|
else
|
|
{
|
|
WriteMiniDump();
|
|
}
|
|
#ifdef IS_WINDOWS_PC
|
|
::MessageBox( NULL, szMsg, "Error", MB_SYSTEMMODAL | MB_OK );
|
|
#else
|
|
Warning( szMsg );
|
|
#endif
|
|
}
|
|
|
|
void LMDValidateBlock( AllocHeader_t *pHeader, bool bFreeList )
|
|
{
|
|
if ( !pHeader )
|
|
return;
|
|
|
|
if ( memcmp( &pHeader->sentinal, &g_HeadSentinel, sizeof(Sentinal_t) ) != 0 )
|
|
{
|
|
LMDReportInvalidBlock( pHeader, "Head sentinel corrupt" );
|
|
}
|
|
if ( memcmp( ((Sentinal_t *)(LMDFromHeader( pHeader ) + pHeader->nBytes)), &g_TailSentinel, sizeof(Sentinal_t) ) != 0 )
|
|
{
|
|
LMDReportInvalidBlock( pHeader, "Tail sentinel corrupt" );
|
|
}
|
|
if ( bFreeList )
|
|
{
|
|
byte *pCur = (byte *)pHeader + sizeof(AllocHeader_t);
|
|
byte *pLimit = pCur + pHeader->nBytes;
|
|
while ( pCur != pLimit )
|
|
{
|
|
if ( *pCur++ != g_FreeFill )
|
|
{
|
|
LMDReportInvalidBlock( pHeader, "Write after free" );
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
size_t LMDComputeHeaderSize( size_t align = 0 )
|
|
{
|
|
if ( !align )
|
|
return sizeof(AllocHeader_t);
|
|
// For aligned allocs, the header is preceded by padding which maintains alignment
|
|
if ( align > LMD_MAX_ALIGN )
|
|
s_StdMemAlloc.SetCRTAllocFailed( align ); // TODO: could convert alignment to exponent to get around this, or use a flag for alignments over 1KB or 1MB...
|
|
return ( ( sizeof( AllocHeader_t ) + (align-1) ) & ~(align-1) );
|
|
}
|
|
|
|
size_t LMDAdjustSize( size_t &nBytes, size_t align = 0 )
|
|
{
|
|
if ( !UsingLMD() )
|
|
return nBytes;
|
|
// Add data before+after each alloc
|
|
return ( nBytes + LMDComputeHeaderSize( align ) + sizeof(Sentinal_t) );
|
|
}
|
|
|
|
void *LMDNoteAlloc( void *p, size_t nBytes, size_t align = 0, const char *pszModule = g_pszUnknown, int line = 0 )
|
|
{
|
|
if ( !UsingLMD() )
|
|
{
|
|
return p;
|
|
}
|
|
|
|
if ( g_pLMDFileName )
|
|
{
|
|
pszModule = g_pLMDFileName;
|
|
line = g_nLMDLine;
|
|
}
|
|
|
|
if ( p )
|
|
{
|
|
byte *pUserPtr = ((byte*)p) + LMDComputeHeaderSize( align );
|
|
AllocHeader_t *pHeader = LMDToHeader( pUserPtr );
|
|
pHeader->pszModule = pszModule;
|
|
pHeader->line = line;
|
|
pHeader->status = LWD_ALLOCATED;
|
|
pHeader->nBytes = nBytes;
|
|
pHeader->align = (uint)align;
|
|
pHeader->sentinal = g_HeadSentinel;
|
|
*((Sentinal_t *)(pUserPtr + pHeader->nBytes)) = g_TailSentinel;
|
|
LMDValidateBlock( pHeader, false );
|
|
return pUserPtr;
|
|
}
|
|
return NULL;
|
|
|
|
// Some SBH clients rely on allocations > 16 bytes being 16-byte aligned, so we mustn't break that assumption:
|
|
MEMSTD_COMPILE_TIME_ASSERT( sizeof( AllocHeader_t ) % 16 == 0 );
|
|
}
|
|
|
|
void *LMDNoteFree( void *p )
|
|
{
|
|
if ( !UsingLMD() )
|
|
{
|
|
return p;
|
|
}
|
|
|
|
AUTO_LOCK( g_LMDMutex );
|
|
if ( !p )
|
|
{
|
|
return NULL;
|
|
}
|
|
|
|
AllocHeader_t *pHeader = LMDToHeader( p );
|
|
if ( pHeader->status == LWD_FREE )
|
|
{
|
|
LMDReportInvalidBlock( pHeader, "Double free" );
|
|
}
|
|
LMDValidateBlock( pHeader, false );
|
|
|
|
AllocHeader_t *pToReturn;
|
|
if ( pHeader->nBytes < 16*1024 )
|
|
{
|
|
pToReturn = g_pRecentFrees[g_iNextFreeSlot];
|
|
LMDValidateBlock( pToReturn, true );
|
|
|
|
g_pRecentFrees[g_iNextFreeSlot] = pHeader;
|
|
g_iNextFreeSlot = (g_iNextFreeSlot + 1 ) % g_nRecentFrees;
|
|
}
|
|
else
|
|
{
|
|
pToReturn = pHeader;
|
|
LMDValidateBlock( g_pRecentFrees[rand() % g_nRecentFrees], true );
|
|
}
|
|
|
|
pHeader->status = LWD_FREE;
|
|
memset( pHeader + 1, g_FreeFill, pHeader->nBytes );
|
|
|
|
if ( pToReturn && ( pToReturn->align ) )
|
|
{
|
|
// For aligned allocations, the actual system allocation starts *before* the LMD header:
|
|
size_t headerPadding = LMDComputeHeaderSize( pToReturn->align ) - sizeof( AllocHeader_t );
|
|
return ( ((byte*)pToReturn) - headerPadding );
|
|
}
|
|
|
|
return pToReturn;
|
|
}
|
|
|
|
size_t LMDGetSize( void *p )
|
|
{
|
|
if ( !UsingLMD() )
|
|
{
|
|
return (size_t)(-1);
|
|
}
|
|
|
|
AllocHeader_t *pHeader = LMDToHeader( p );
|
|
return pHeader->nBytes;
|
|
}
|
|
|
|
bool LMDValidateHeap()
|
|
{
|
|
if ( !UsingLMD() )
|
|
{
|
|
return true;
|
|
}
|
|
|
|
AUTO_LOCK( g_LMDMutex );
|
|
for ( int i = 0; i < g_nRecentFrees && g_pRecentFrees[i]; i++ )
|
|
{
|
|
LMDValidateBlock( g_pRecentFrees[i], true );
|
|
}
|
|
return true;
|
|
}
|
|
|
|
void *LMDRealloc( void *pMem, size_t nSize, size_t align = 0, const char *pszModule = g_pszUnknown, int line = 0 )
|
|
{
|
|
if ( nSize == 0 )
|
|
{
|
|
s_StdMemAlloc.Free( pMem );
|
|
return NULL;
|
|
}
|
|
void *pNew;
|
|
#ifdef MEMALLOC_SUPPORTS_ALIGNED_ALLOCATIONS
|
|
if ( align )
|
|
pNew = s_StdMemAlloc.AllocAlign( nSize, align, pszModule, line );
|
|
else
|
|
#endif // MEMALLOC_SUPPORTS_ALIGNED_ALLOCATIONS
|
|
pNew = s_StdMemAlloc.Alloc( nSize, pszModule, line );
|
|
if ( !pMem )
|
|
{
|
|
return pNew;
|
|
}
|
|
AllocHeader_t *pHeader = LMDToHeader( pMem );
|
|
if ( align != pHeader->align )
|
|
{
|
|
LMDReportInvalidBlock( pHeader, "Realloc changed alignment!" );
|
|
}
|
|
size_t nCopySize = MIN( nSize, pHeader->nBytes );
|
|
memcpy( pNew, pMem, nCopySize );
|
|
s_StdMemAlloc.Free( pMem, pszModule, line );
|
|
return pNew;
|
|
}
|
|
|
|
#else // USE_LIGHT_MEM_DEBUG
|
|
|
|
#define INTERNAL_INLINE FORCEINLINE
|
|
#define UsingLMD() false
|
|
FORCEINLINE size_t LMDAdjustSize( size_t &nBytes, size_t align = 0 ) { return nBytes; }
|
|
#define LMDNoteAlloc( pHeader, ... ) (pHeader)
|
|
#define LMDNoteFree( pHeader, ... ) (pHeader)
|
|
#define LMDGetSize( pHeader ) (size_t)(-1)
|
|
#define LMDToHeader( pHeader ) (pHeader)
|
|
#define LMDFromHeader( pHeader ) (pHeader)
|
|
#define LMDValidateHeap() (true)
|
|
#define LMDPushAllocDbgInfo( pFileName, nLine ) ((void)0)
|
|
#define LMDPopAllocDbgInfo() ((void)0)
|
|
FORCEINLINE void *LMDRealloc( void *pMem, size_t nSize, size_t align = 0, const char *pszModule = NULL, int line = 0 ) { return NULL; }
|
|
|
|
#endif // USE_LIGHT_MEM_DEBUG
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Internal versions
|
|
//-----------------------------------------------------------------------------
|
|
|
|
INTERNAL_INLINE void *CStdMemAlloc::InternalAllocFromPools( size_t nSize )
|
|
{
|
|
#if MEM_SBH_ENABLED
|
|
void *pMem;
|
|
|
|
pMem = m_PrimarySBH.Alloc( nSize );
|
|
if ( pMem )
|
|
{
|
|
return pMem;
|
|
}
|
|
|
|
#ifdef MEMALLOC_USE_SECONDARY_SBH
|
|
pMem = m_SecondarySBH.Alloc( nSize );
|
|
if ( pMem )
|
|
{
|
|
return pMem;
|
|
}
|
|
#endif // MEMALLOC_USE_SECONDARY_SBH
|
|
|
|
#ifndef MEMALLOC_NO_FALLBACK
|
|
pMem = m_FallbackSBH.Alloc( nSize );
|
|
if ( pMem )
|
|
{
|
|
return pMem;
|
|
}
|
|
#endif // MEMALLOC_NO_FALLBACK
|
|
|
|
CallAllocFailHandler( nSize );
|
|
#endif // MEM_SBH_ENABLED
|
|
return NULL;
|
|
}
|
|
|
|
INTERNAL_INLINE void *CStdMemAlloc::InternalAlloc( int region, size_t nSize )
|
|
{
|
|
PROFILE_ALLOC(Malloc);
|
|
|
|
void *pMem;
|
|
|
|
#if MEM_SBH_ENABLED
|
|
if ( m_PrimarySBH.ShouldUse( nSize ) ) // test valid for either pool
|
|
{
|
|
pMem = InternalAllocFromPools( nSize );
|
|
if ( !pMem )
|
|
{
|
|
CompactOnFail();
|
|
pMem = InternalAllocFromPools( nSize );
|
|
}
|
|
if ( pMem )
|
|
{
|
|
ApplyMemoryInitializations( pMem, nSize );
|
|
return pMem;
|
|
}
|
|
|
|
ExecuteOnce( DevWarning( "\n\nDRASTIC MEMORY OVERFLOW: Fell out of small block heap!\n\n\n") );
|
|
}
|
|
#endif // MEM_SBH_ENABLED
|
|
|
|
pMem = malloc_internal( region, nSize );
|
|
if ( !pMem )
|
|
{
|
|
CompactOnFail();
|
|
pMem = malloc_internal( region, nSize );
|
|
if ( !pMem )
|
|
{
|
|
SetCRTAllocFailed( nSize );
|
|
return NULL;
|
|
}
|
|
}
|
|
|
|
ApplyMemoryInitializations( pMem, nSize );
|
|
return pMem;
|
|
}
|
|
|
|
#ifdef MEMALLOC_SUPPORTS_ALIGNED_ALLOCATIONS
|
|
INTERNAL_INLINE void *CStdMemAlloc::InternalAllocAligned( int region, size_t nSize, size_t align )
|
|
{
|
|
PROFILE_ALLOC(MallocAligned);
|
|
|
|
void *pMem;
|
|
|
|
#if MEM_SBH_ENABLED
|
|
size_t nSizeAligned = ( nSize + align - 1 ) & ~( align - 1 );
|
|
if ( m_PrimarySBH.ShouldUse( nSizeAligned ) ) // test valid for either pool
|
|
{
|
|
pMem = InternalAllocFromPools( nSizeAligned );
|
|
if ( !pMem )
|
|
{
|
|
CompactOnFail();
|
|
pMem = InternalAllocFromPools( nSizeAligned );
|
|
}
|
|
if ( pMem )
|
|
{
|
|
ApplyMemoryInitializations( pMem, nSizeAligned );
|
|
return pMem;
|
|
}
|
|
|
|
ExecuteOnce( DevWarning( "Warning: Fell out of small block heap!\n") );
|
|
}
|
|
#endif // MEM_SBH_ENABLED
|
|
|
|
pMem = malloc_aligned_internal( region, nSize, align );
|
|
if ( !pMem )
|
|
{
|
|
CompactOnFail();
|
|
pMem = malloc_aligned_internal( region, nSize, align );
|
|
if ( !pMem )
|
|
{
|
|
SetCRTAllocFailed( nSize );
|
|
return NULL;
|
|
}
|
|
}
|
|
|
|
ApplyMemoryInitializations( pMem, nSize );
|
|
return pMem;
|
|
}
|
|
#endif // MEMALLOC_SUPPORTS_ALIGNED_ALLOCATIONS
|
|
|
|
INTERNAL_INLINE void *CStdMemAlloc::InternalRealloc( void *pMem, size_t nSize )
|
|
{
|
|
if ( !pMem )
|
|
{
|
|
return RegionAlloc( DEF_REGION, nSize );
|
|
}
|
|
|
|
PROFILE_ALLOC(Realloc);
|
|
|
|
#if MEM_SBH_ENABLED
|
|
if ( m_PrimarySBH.IsOwner( pMem ) )
|
|
{
|
|
return m_PrimarySBH.Realloc( pMem, nSize );
|
|
}
|
|
|
|
#ifdef MEMALLOC_USE_SECONDARY_SBH
|
|
if ( m_SecondarySBH.IsOwner( pMem ) )
|
|
{
|
|
return m_SecondarySBH.Realloc( pMem, nSize );
|
|
}
|
|
|
|
#endif // MEMALLOC_USE_SECONDARY_SBH
|
|
|
|
#ifndef MEMALLOC_NO_FALLBACK
|
|
if ( m_FallbackSBH.IsOwner( pMem ) )
|
|
{
|
|
return m_FallbackSBH.Realloc( pMem, nSize );
|
|
}
|
|
#endif // MEMALLOC_NO_FALLBACK
|
|
|
|
#endif // MEM_SBH_ENABLED
|
|
|
|
void *pRet = realloc_internal( pMem, nSize );
|
|
if ( !pRet )
|
|
{
|
|
CompactOnFail();
|
|
pRet = realloc_internal( pMem, nSize );
|
|
if ( !pRet )
|
|
{
|
|
SetCRTAllocFailed( nSize );
|
|
}
|
|
}
|
|
|
|
return pRet;
|
|
}
|
|
|
|
#ifdef MEMALLOC_SUPPORTS_ALIGNED_ALLOCATIONS
|
|
INTERNAL_INLINE void *CStdMemAlloc::InternalReallocAligned( void *pMem, size_t nSize, size_t align )
|
|
{
|
|
if ( !pMem )
|
|
{
|
|
return InternalAllocAligned( DEF_REGION, nSize, align );
|
|
}
|
|
|
|
PROFILE_ALLOC(ReallocAligned);
|
|
|
|
#if MEM_SBH_ENABLED
|
|
if ( m_PrimarySBH.IsOwner( pMem ) )
|
|
{
|
|
return m_PrimarySBH.Realloc( pMem, nSize );
|
|
}
|
|
|
|
#ifdef MEMALLOC_USE_SECONDARY_SBH
|
|
if ( m_SecondarySBH.IsOwner( pMem ) )
|
|
{
|
|
return m_SecondarySBH.Realloc( pMem, nSize );
|
|
}
|
|
#endif // MEMALLOC_USE_SECONDARY_SBH
|
|
|
|
#ifndef MEMALLOC_NO_FALLBACK
|
|
if ( m_FallbackSBH.IsOwner( pMem ) )
|
|
{
|
|
return m_FallbackSBH.Realloc( pMem, nSize );
|
|
}
|
|
#endif // MEMALLOC_NO_FALLBACK
|
|
|
|
#endif // MEM_SBH_ENABLED
|
|
|
|
void *pRet = realloc_aligned_internal( pMem, nSize, align );
|
|
if ( !pRet )
|
|
{
|
|
CompactOnFail();
|
|
pRet = realloc_aligned_internal( pMem, nSize, align );
|
|
if ( !pRet )
|
|
{
|
|
SetCRTAllocFailed( nSize );
|
|
}
|
|
}
|
|
|
|
return pRet;
|
|
}
|
|
#endif
|
|
|
|
INTERNAL_INLINE void CStdMemAlloc::InternalFree( void *pMem )
|
|
{
|
|
if ( !pMem )
|
|
{
|
|
return;
|
|
}
|
|
|
|
PROFILE_ALLOC(Free);
|
|
|
|
#if MEM_SBH_ENABLED
|
|
if ( m_PrimarySBH.IsOwner( pMem ) )
|
|
{
|
|
m_PrimarySBH.Free( pMem );
|
|
return;
|
|
}
|
|
|
|
#ifdef MEMALLOC_USE_SECONDARY_SBH
|
|
if ( m_SecondarySBH.IsOwner( pMem ) )
|
|
{
|
|
return m_SecondarySBH.Free( pMem );
|
|
}
|
|
#endif // MEMALLOC_USE_SECONDARY_SBH
|
|
|
|
#ifndef MEMALLOC_NO_FALLBACK
|
|
if ( m_FallbackSBH.IsOwner( pMem ) )
|
|
{
|
|
m_FallbackSBH.Free( pMem );
|
|
return;
|
|
}
|
|
#endif // MEMALLOC_NO_FALLBACK
|
|
|
|
#endif // MEM_SBH_ENABLED
|
|
|
|
free_internal( pMem );
|
|
}
|
|
|
|
void CStdMemAlloc::CompactOnFail()
|
|
{
|
|
CompactHeap();
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Release versions
|
|
//-----------------------------------------------------------------------------
|
|
|
|
void *CStdMemAlloc::Alloc( size_t nSize )
|
|
{
|
|
size_t nAdjustedSize = LMDAdjustSize( nSize );
|
|
return LMDNoteAlloc( CStdMemAlloc::InternalAlloc( DEF_REGION, nAdjustedSize ), nSize );
|
|
}
|
|
|
|
#ifdef MEMALLOC_SUPPORTS_ALIGNED_ALLOCATIONS
|
|
void * CStdMemAlloc::AllocAlign( size_t nSize, size_t align )
|
|
{
|
|
size_t nAdjustedSize = LMDAdjustSize( nSize, align );
|
|
return LMDNoteAlloc( CStdMemAlloc::InternalAllocAligned( DEF_REGION, nAdjustedSize, align ), nSize, align );
|
|
}
|
|
#endif // MEMALLOC_SUPPORTS_ALIGNED_ALLOCATIONS
|
|
|
|
void *CStdMemAlloc::Realloc( void *pMem, size_t nSize )
|
|
{
|
|
if ( UsingLMD() )
|
|
return LMDRealloc( pMem, nSize );
|
|
return CStdMemAlloc::InternalRealloc( pMem, nSize );
|
|
}
|
|
|
|
#ifdef MEMALLOC_SUPPORTS_ALIGNED_ALLOCATIONS
|
|
void * CStdMemAlloc::ReallocAlign( void *pMem, size_t nSize, size_t align )
|
|
{
|
|
if ( UsingLMD() )
|
|
return LMDRealloc( pMem, nSize, align );
|
|
return CStdMemAlloc::InternalReallocAligned( pMem, nSize, align );
|
|
}
|
|
#endif // MEMALLOC_SUPPORTS_ALIGNED_ALLOCATIONS
|
|
|
|
void CStdMemAlloc::Free( void *pMem )
|
|
{
|
|
pMem = LMDNoteFree( pMem );
|
|
CStdMemAlloc::InternalFree( pMem );
|
|
}
|
|
|
|
void *CStdMemAlloc::Expand_NoLongerSupported( void *pMem, size_t nSize )
|
|
{
|
|
return NULL;
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Debug versions
|
|
//-----------------------------------------------------------------------------
|
|
void *CStdMemAlloc::Alloc( size_t nSize, const char *pFileName, int nLine )
|
|
{
|
|
size_t nAdjustedSize = LMDAdjustSize( nSize );
|
|
return LMDNoteAlloc( CStdMemAlloc::InternalAlloc( DEF_REGION, nAdjustedSize ), nSize, 0, pFileName, nLine );
|
|
}
|
|
|
|
#ifdef MEMALLOC_SUPPORTS_ALIGNED_ALLOCATIONS
|
|
void *CStdMemAlloc::AllocAlign( size_t nSize, size_t align, const char *pFileName, int nLine )
|
|
{
|
|
size_t nAdjustedSize = LMDAdjustSize( nSize, align );
|
|
return LMDNoteAlloc( CStdMemAlloc::InternalAllocAligned( DEF_REGION, nAdjustedSize, align ), nSize, align, pFileName, nLine );
|
|
}
|
|
#endif // MEMALLOC_SUPPORTS_ALIGNED_ALLOCATIONS
|
|
|
|
void *CStdMemAlloc::Realloc( void *pMem, size_t nSize, const char *pFileName, int nLine )
|
|
{
|
|
if ( UsingLMD() )
|
|
return LMDRealloc( pMem, nSize, 0, pFileName, nLine );
|
|
return CStdMemAlloc::InternalRealloc( pMem, nSize );
|
|
}
|
|
|
|
#ifdef MEMALLOC_SUPPORTS_ALIGNED_ALLOCATIONS
|
|
void * CStdMemAlloc::ReallocAlign( void *pMem, size_t nSize, size_t align, const char *pFileName, int nLine )
|
|
{
|
|
if ( UsingLMD() )
|
|
return LMDRealloc( pMem, nSize, align, pFileName, nLine );
|
|
return CStdMemAlloc::InternalReallocAligned( pMem, nSize, align );
|
|
}
|
|
#endif // MEMALLOC_SUPPORTS_ALIGNED_ALLOCATIONS
|
|
|
|
void CStdMemAlloc::Free( void *pMem, const char *pFileName, int nLine )
|
|
{
|
|
pMem = LMDNoteFree( pMem );
|
|
CStdMemAlloc::InternalFree( pMem );
|
|
}
|
|
|
|
void *CStdMemAlloc::Expand_NoLongerSupported( void *pMem, size_t nSize, const char *pFileName, int nLine )
|
|
{
|
|
return NULL;
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Region support
|
|
//-----------------------------------------------------------------------------
|
|
void *CStdMemAlloc::RegionAlloc( int region, size_t nSize )
|
|
{
|
|
size_t nAdjustedSize = LMDAdjustSize( nSize );
|
|
return LMDNoteAlloc( CStdMemAlloc::InternalAlloc( region, nAdjustedSize ), nSize );
|
|
}
|
|
|
|
void *CStdMemAlloc::RegionAlloc( int region, size_t nSize, const char *pFileName, int nLine )
|
|
{
|
|
size_t nAdjustedSize = LMDAdjustSize( nSize );
|
|
return LMDNoteAlloc( CStdMemAlloc::InternalAlloc( region, nAdjustedSize ), nSize, 0, pFileName, nLine );
|
|
}
|
|
|
|
#if defined (LINUX)
|
|
#include <malloc.h>
|
|
#elif defined (OSX)
|
|
#define malloc_usable_size( ptr ) malloc_size( ptr )
|
|
extern "C" {
|
|
extern size_t malloc_size( const void *ptr );
|
|
}
|
|
#endif // LINUX/OSX
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Returns the size of a particular allocation (NOTE: may be larger than the size requested!)
|
|
//-----------------------------------------------------------------------------
|
|
size_t CStdMemAlloc::GetSize( void *pMem )
|
|
{
|
|
if ( !pMem )
|
|
return CalcHeapUsed();
|
|
|
|
if ( UsingLMD() )
|
|
{
|
|
return LMDGetSize( pMem );
|
|
}
|
|
|
|
#if MEM_SBH_ENABLED
|
|
if ( m_PrimarySBH.IsOwner( pMem ) )
|
|
{
|
|
return m_PrimarySBH.GetSize( pMem );
|
|
}
|
|
|
|
#ifdef MEMALLOC_USE_SECONDARY_SBH
|
|
if ( m_SecondarySBH.IsOwner( pMem ) )
|
|
{
|
|
return m_SecondarySBH.GetSize( pMem );
|
|
}
|
|
#endif // MEMALLOC_USE_SECONDARY_SBH
|
|
|
|
#ifndef MEMALLOC_NO_FALLBACK
|
|
if ( m_FallbackSBH.IsOwner( pMem ) )
|
|
{
|
|
return m_FallbackSBH.GetSize( pMem );
|
|
}
|
|
#endif // MEMALLOC_NO_FALLBACK
|
|
|
|
#endif // MEM_SBH_ENABLED
|
|
|
|
return msize_internal( pMem );
|
|
}
|
|
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Force file + line information for an allocation
|
|
//-----------------------------------------------------------------------------
|
|
void CStdMemAlloc::PushAllocDbgInfo( const char *pFileName, int nLine )
|
|
{
|
|
LMDPushAllocDbgInfo( pFileName, nLine );
|
|
}
|
|
|
|
void CStdMemAlloc::PopAllocDbgInfo()
|
|
{
|
|
LMDPopAllocDbgInfo();
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// FIXME: Remove when we make our own heap! Crt stuff we're currently using
|
|
//-----------------------------------------------------------------------------
|
|
int32 CStdMemAlloc::CrtSetBreakAlloc( int32 lNewBreakAlloc )
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
int CStdMemAlloc::CrtSetReportMode( int nReportType, int nReportMode )
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
int CStdMemAlloc::CrtIsValidHeapPointer( const void *pMem )
|
|
{
|
|
return 1;
|
|
}
|
|
|
|
int CStdMemAlloc::CrtIsValidPointer( const void *pMem, unsigned int size, int access )
|
|
{
|
|
return 1;
|
|
}
|
|
|
|
int CStdMemAlloc::CrtCheckMemory( void )
|
|
{
|
|
#ifndef _CERT
|
|
LMDValidateHeap();
|
|
#if MEM_SBH_ENABLED
|
|
if ( !m_PrimarySBH.Validate() )
|
|
{
|
|
ExecuteOnce( Msg( "Small block heap is corrupt (primary)\n " ) );
|
|
}
|
|
#ifdef MEMALLOC_USE_SECONDARY_SBH
|
|
if ( !m_SecondarySBH.Validate() )
|
|
{
|
|
ExecuteOnce( Msg( "Small block heap is corrupt (secondary)\n " ) );
|
|
}
|
|
#endif // MEMALLOC_USE_SECONDARY_SBH
|
|
#ifndef MEMALLOC_NO_FALLBACK
|
|
if ( !m_FallbackSBH.Validate() )
|
|
{
|
|
ExecuteOnce( Msg( "Small block heap is corrupt (fallback)\n " ) );
|
|
}
|
|
#endif // MEMALLOC_NO_FALLBACK
|
|
#endif // MEM_SBH_ENABLED
|
|
#endif // _CERT
|
|
return 1;
|
|
}
|
|
|
|
int CStdMemAlloc::CrtSetDbgFlag( int nNewFlag )
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
void CStdMemAlloc::CrtMemCheckpoint( _CrtMemState *pState )
|
|
{
|
|
}
|
|
|
|
// FIXME: Remove when we have our own allocator
|
|
void* CStdMemAlloc::CrtSetReportFile( int nRptType, void* hFile )
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
void* CStdMemAlloc::CrtSetReportHook( void* pfnNewHook )
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
int CStdMemAlloc::CrtDbgReport( int nRptType, const char * szFile,
|
|
int nLine, const char * szModule, const char * pMsg )
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
int CStdMemAlloc::heapchk()
|
|
{
|
|
#ifdef _WIN32
|
|
CrtCheckMemory();
|
|
return _HEAPOK;
|
|
#else
|
|
return 1;
|
|
#endif
|
|
}
|
|
|
|
void CStdMemAlloc::DumpStats()
|
|
{
|
|
DumpStatsFileBase( "memstats" );
|
|
}
|
|
|
|
void CStdMemAlloc::DumpStatsFileBase( char const *pchFileBase )
|
|
{
|
|
#if defined( _WIN32 ) || defined( _GAMECONSOLE )
|
|
char filename[ 512 ];
|
|
_snprintf( filename, sizeof( filename ) - 1,
|
|
#ifdef _X360
|
|
"D:\\%s.txt",
|
|
#elif defined( _PS3 )
|
|
"/app_home/%s.txt",
|
|
#else
|
|
"%s.txt",
|
|
#endif
|
|
pchFileBase );
|
|
filename[ sizeof( filename ) - 1 ] = 0;
|
|
FILE *pFile = ( IsGameConsole() ) ? NULL : fopen( filename, "wt" );
|
|
|
|
#if MEM_SBH_ENABLED
|
|
if ( pFile )
|
|
fprintf( pFile, "Fixed Page SBH:\n" );
|
|
else
|
|
Msg( "Fixed Page SBH:\n" );
|
|
m_PrimarySBH.DumpStats("Fixed Page SBH", pFile);
|
|
#ifdef MEMALLOC_USE_SECONDARY_SBH
|
|
if ( pFile )
|
|
fprintf( pFile, "Secondary Fixed Page SBH:\n" );
|
|
else
|
|
Msg( "Secondary Page SBH:\n" );
|
|
m_SecondarySBH.DumpStats("Secondary Page SBH", pFile);
|
|
#endif // MEMALLOC_USE_SECONDARY_SBH
|
|
#ifndef MEMALLOC_NO_FALLBACK
|
|
if ( pFile )
|
|
fprintf( pFile, "\nFallback SBH:\n" );
|
|
else
|
|
Msg( "\nFallback SBH:\n" );
|
|
m_FallbackSBH.DumpStats("Fallback SBH", pFile); // Dump statistics to small block heap
|
|
#endif // MEMALLOC_NO_FALLBACK
|
|
#endif // MEM_SBH_ENABLED
|
|
|
|
#ifdef _PS3
|
|
malloc_managed_size mms;
|
|
(g_pMemOverrideRawCrtFns->pfn_malloc_stats)( &mms );
|
|
Msg( "PS3 malloc_stats: %u / %u / %u \n", mms.current_inuse_size, mms.current_system_size, mms.max_system_size );
|
|
#endif // _PS3
|
|
|
|
heapstats_internal( pFile );
|
|
#if defined( _X360 )
|
|
XBX_rMemDump( filename );
|
|
#endif
|
|
|
|
if ( pFile )
|
|
fclose( pFile );
|
|
#endif // _WIN32 || _GAMECONSOLE
|
|
}
|
|
|
|
IVirtualMemorySection * CStdMemAlloc::AllocateVirtualMemorySection( size_t numMaxBytes )
|
|
{
|
|
#if defined( _GAMECONSOLE ) || defined( _WIN32 )
|
|
extern IVirtualMemorySection * VirtualMemoryManager_AllocateVirtualMemorySection( size_t numMaxBytes );
|
|
return VirtualMemoryManager_AllocateVirtualMemorySection( numMaxBytes );
|
|
#else
|
|
return NULL;
|
|
#endif
|
|
}
|
|
|
|
size_t CStdMemAlloc::ComputeMemoryUsedBy( char const *pchSubStr )
|
|
{
|
|
return 0;//dbg heap only.
|
|
}
|
|
|
|
static inline size_t ExtraDevkitMemory( void )
|
|
{
|
|
#if defined( _PS3 )
|
|
// 213MB are available in retail mode, so adjust free mem to reflect that even if we're in devkit mode
|
|
const size_t RETAIL_SIZE = 213*1024*1024;
|
|
static sys_memory_info stat;
|
|
sys_memory_get_user_memory_size( &stat );
|
|
if ( stat.total_user_memory > RETAIL_SIZE )
|
|
return ( stat.total_user_memory - RETAIL_SIZE );
|
|
#elif defined( _X360 )
|
|
// TODO: detect the new 1GB devkit...
|
|
#endif // _PS3/_X360
|
|
return 0;
|
|
}
|
|
|
|
void CStdMemAlloc::GlobalMemoryStatus( size_t *pUsedMemory, size_t *pFreeMemory )
|
|
{
|
|
if ( !pUsedMemory || !pFreeMemory )
|
|
return;
|
|
|
|
size_t dlMallocFree = 0;
|
|
#if defined( USE_DLMALLOC )
|
|
// Account for free memory contained within DLMalloc's FIRST region. The rationale is as follows:
|
|
// - the first region is supposed to service large allocations via virtual allocation, and to grow as
|
|
// needed (until all physical pages are used), so true 'out of memory' failures should occur there.
|
|
// - other regions (the 2-256kb 'medium block heap', or per-DLL heaps, and the Small Block Heap)
|
|
// are sized to a pre-determined high watermark, and not intended to grow. Free memory within
|
|
// those regions is not available for large allocations, so adding that to the 'free memory'
|
|
// yields confusing data which does not correspond well with out-of-memory failures.
|
|
mallinfo info = mspace_mallinfo( g_AllocRegions[ 0 ] );
|
|
dlMallocFree += info.fordblks;
|
|
#endif // USE_DLMALLOC
|
|
|
|
#if defined ( _X360 )
|
|
|
|
// GlobalMemoryStatus tells us how much physical memory is free
|
|
MEMORYSTATUS stat;
|
|
::GlobalMemoryStatus( &stat );
|
|
*pFreeMemory = stat.dwAvailPhys;
|
|
*pFreeMemory += dlMallocFree;
|
|
// Adjust free mem to reflect a retail box, even if we're using a devkit with extra memory
|
|
*pFreeMemory -= ExtraDevkitMemory();
|
|
|
|
// Used is total minus free (discount the 32MB system reservation)
|
|
*pUsedMemory = ( stat.dwTotalPhys - 32*1024*1024 ) - *pFreeMemory;
|
|
|
|
#elif defined( _PS3 )
|
|
|
|
// NOTE: we use dlmalloc instead of the system heap, so we do NOT count the system heap's free space!
|
|
//static malloc_managed_size mms;
|
|
//(g_pMemOverrideRawCrtFns->pfn_malloc_stats)( &mms );
|
|
//int heapFree = mms.current_system_size - mms.current_inuse_size;
|
|
|
|
// sys_memory_get_user_memory_size tells us how much PPU memory is used/free
|
|
static sys_memory_info stat;
|
|
sys_memory_get_user_memory_size( &stat );
|
|
*pFreeMemory = stat.available_user_memory;
|
|
*pFreeMemory += dlMallocFree;
|
|
*pUsedMemory = stat.total_user_memory - *pFreeMemory;
|
|
// Adjust free mem to reflect a retail box, even if we're using a devkit with extra memory
|
|
*pFreeMemory -= ExtraDevkitMemory();
|
|
|
|
#else // _X360/_PS3/other
|
|
|
|
// no data
|
|
*pFreeMemory = 0;
|
|
*pUsedMemory = 0;
|
|
|
|
#endif // _X360/_PS3//other
|
|
}
|
|
|
|
#define MAX_GENERIC_MEMORY_STATS 64
|
|
GenericMemoryStat_t g_MemStats[MAX_GENERIC_MEMORY_STATS];
|
|
int g_nMemStats = 0;
|
|
static inline int AddGenericMemoryStat( const char *name, int value )
|
|
{
|
|
Assert( g_nMemStats < MAX_GENERIC_MEMORY_STATS );
|
|
if ( g_nMemStats < MAX_GENERIC_MEMORY_STATS )
|
|
{
|
|
g_MemStats[ g_nMemStats ].name = name;
|
|
g_MemStats[ g_nMemStats ].value = value;
|
|
g_nMemStats++;
|
|
}
|
|
return g_nMemStats;
|
|
}
|
|
|
|
int CStdMemAlloc::GetGenericMemoryStats( GenericMemoryStat_t **ppMemoryStats )
|
|
{
|
|
if ( !ppMemoryStats )
|
|
return 0;
|
|
g_nMemStats = 0;
|
|
|
|
#if MEM_SBH_ENABLED
|
|
{
|
|
// Small block heap
|
|
size_t SBHCommitted = 0, SBHAllocated = 0;
|
|
size_t commitTmp, allocTmp;
|
|
#if MEM_SBH_ENABLED
|
|
m_PrimarySBH.Usage( commitTmp, allocTmp );
|
|
SBHCommitted += commitTmp; SBHAllocated += allocTmp;
|
|
#ifdef MEMALLOC_USE_SECONDARY_SBH
|
|
m_SecondarySBH.Usage( commitTmp, allocTmp );
|
|
SBHCommitted += commitTmp; SBHAllocated += allocTmp;
|
|
#endif // MEMALLOC_USE_SECONDARY_SBH
|
|
#ifndef MEMALLOC_NO_FALLBACK
|
|
m_FallbackSBH.Usage( commitTmp, allocTmp );
|
|
SBHCommitted += commitTmp; SBHAllocated += allocTmp;
|
|
#endif // MEMALLOC_NO_FALLBACK
|
|
#endif // MEM_SBH_ENABLED
|
|
|
|
static size_t SBHMaxCommitted = 0; SBHMaxCommitted = MAX( SBHMaxCommitted, SBHCommitted );
|
|
AddGenericMemoryStat( "SBH_cur", (int)SBHCommitted );
|
|
AddGenericMemoryStat( "SBH_max", (int)SBHMaxCommitted );
|
|
}
|
|
#endif // MEM_SBH_ENABLED
|
|
|
|
#if defined( USE_DLMALLOC )
|
|
#if !defined( MEMALLOC_REGIONS ) && defined( MEMALLOC_SEGMENT_MIXED )
|
|
{
|
|
// Medium block heap
|
|
mallinfo infoMBH = mspace_mallinfo( g_AllocRegions[ 1 ] );
|
|
size_t nMBHCurUsed = infoMBH.uordblks;// nMBH_WRONG_MaxUsed = infoMBH.usmblks; // TODO: figure out why dlmalloc mis-reports MBH max usage (it just returns the footprint)
|
|
static size_t nMBHMaxUsed = 0; nMBHMaxUsed = MAX( nMBHMaxUsed, nMBHCurUsed );
|
|
AddGenericMemoryStat( "MBH_cur", (int)nMBHCurUsed );
|
|
AddGenericMemoryStat( "MBH_max", (int)nMBHMaxUsed );
|
|
|
|
// Large block heap
|
|
mallinfo infoLBH = mspace_mallinfo( g_AllocRegions[ 0 ] );
|
|
size_t nLBHCurUsed = mspace_footprint( g_AllocRegions[ 0 ] ), nLBHMaxUsed = mspace_max_footprint( g_AllocRegions[ 0 ] ), nLBHArenaSize = infoLBH.arena, nLBHFree = infoLBH.fordblks;
|
|
AddGenericMemoryStat( "LBH_cur", (int)nLBHCurUsed );
|
|
AddGenericMemoryStat( "LBH_max", (int)nLBHMaxUsed );
|
|
// LBH arena used+free (these are non-virtual allocations - there should be none, since we only allocate 256KB+ items in the LBH)
|
|
// TODO: I currently see the arena grow to 320KB due to a larger allocation being realloced down... if this gets worse, add an 'ALWAYS use VMM' flag to the mspace.
|
|
AddGenericMemoryStat( "LBH_arena", (int)nLBHArenaSize );
|
|
AddGenericMemoryStat( "LBH_free", (int)nLBHFree );
|
|
}
|
|
#else // (!MEMALLOC_REGIONS && MEMALLOC_SEGMENT_MIXED)
|
|
{
|
|
// Single dlmalloc heap (TODO: per-DLL heap stats, if we resurrect that)
|
|
mallinfo info = mspace_mallinfo( g_AllocRegions[ 0 ] );
|
|
AddGenericMemoryStat( "mspace_cur", (int)info.uordblks );
|
|
AddGenericMemoryStat( "mspace_max", (int)info.usmblks );
|
|
AddGenericMemoryStat( "mspace_size", (int)mspace_footprint( g_AllocRegions[ 0 ] ) );
|
|
}
|
|
#endif // (!MEMALLOC_REGIONS && MEMALLOC_SEGMENT_MIXED)
|
|
#endif // USE_DLMALLOC
|
|
|
|
size_t nMaxPhysMemUsed_Delta;
|
|
nMaxPhysMemUsed_Delta = 0;
|
|
#ifdef _PS3
|
|
{
|
|
// System heap (should not exist!)
|
|
static malloc_managed_size mms;
|
|
(g_pMemOverrideRawCrtFns->pfn_malloc_stats)( &mms );
|
|
if ( mms.current_system_size )
|
|
AddGenericMemoryStat( "sys_heap", (int)mms.current_system_size );
|
|
|
|
// Virtual Memory Manager
|
|
size_t nReserved = 0, nReservedMax = 0, nCommitted = 0, nCommittedMax = 0;
|
|
extern void VirtualMemoryManager_GetStats( size_t &nReserved, size_t &nReservedMax, size_t &nCommitted, size_t &nCommittedMax );
|
|
VirtualMemoryManager_GetStats( nReserved, nReservedMax, nCommitted, nCommittedMax );
|
|
AddGenericMemoryStat( "VMM_reserved", (int)nReserved );
|
|
AddGenericMemoryStat( "VMM_reserved_max", (int)nReservedMax );
|
|
AddGenericMemoryStat( "VMM_committed", (int)nCommitted );
|
|
AddGenericMemoryStat( "VMM_committed_max", (int)nCommittedMax );
|
|
|
|
// Estimate memory committed by memory stacks (these account for all VMM allocations other than the SBH/MBH/LBH)
|
|
size_t nHeapTotal = 1024*1024*MBYTES_PRIMARY_SBH;
|
|
#if defined( USE_DLMALLOC )
|
|
for ( int i = 0; i < ARRAYSIZE(g_AllocRegions); i++ )
|
|
{
|
|
nHeapTotal += mspace_footprint( g_AllocRegions[i] );
|
|
}
|
|
#endif // USE_DLMALLOC
|
|
size_t nMemStackTotal = nCommitted - nHeapTotal;
|
|
AddGenericMemoryStat( "MemStacks", (int)nMemStackTotal );
|
|
|
|
// On PS3, we can more accurately determine 'phys_free_min', since we know nCommittedMax
|
|
// (otherwise nPhysFreeMin is only updated intermittently; when this function is called):
|
|
nMaxPhysMemUsed_Delta = nCommittedMax - nCommitted;
|
|
}
|
|
#endif // _PS3
|
|
|
|
#if defined( _GAMECONSOLE )
|
|
// Total/free/min-free physical pages
|
|
{
|
|
#if defined( _X360 )
|
|
MEMORYSTATUS stat;
|
|
::GlobalMemoryStatus( &stat );
|
|
size_t nPhysTotal = stat.dwTotalPhys, nPhysFree = stat.dwAvailPhys - ExtraDevkitMemory();
|
|
#elif defined( _PS3 )
|
|
static sys_memory_info stat;
|
|
sys_memory_get_user_memory_size( &stat );
|
|
size_t nPhysTotal = stat.total_user_memory, nPhysFree = stat.available_user_memory - ExtraDevkitMemory();
|
|
#endif // _X360/_PS3
|
|
static size_t nPhysFreeMin = nPhysTotal;
|
|
nPhysFreeMin = MIN( nPhysFreeMin, ( nPhysFree - nMaxPhysMemUsed_Delta ) );
|
|
AddGenericMemoryStat( "phys_total", (int)nPhysTotal );
|
|
AddGenericMemoryStat( "phys_free", (int)nPhysFree );
|
|
AddGenericMemoryStat( "phys_free_min", (int)nPhysFreeMin );
|
|
}
|
|
#endif // _GAMECONSOLE
|
|
|
|
*ppMemoryStats = &g_MemStats[0];
|
|
return g_nMemStats;
|
|
}
|
|
|
|
void CStdMemAlloc::CompactHeap()
|
|
{
|
|
#if MEM_SBH_ENABLED
|
|
if ( !m_CompactMutex.TryLock() )
|
|
{
|
|
return;
|
|
}
|
|
if ( m_bInCompact )
|
|
{
|
|
m_CompactMutex.Unlock();
|
|
return;
|
|
}
|
|
|
|
m_bInCompact = true;
|
|
size_t nBytesRecovered;
|
|
#ifndef MEMALLOC_NO_FALLBACK
|
|
nBytesRecovered = m_FallbackSBH.Compact( false );
|
|
if ( nBytesRecovered && IsGameConsole() )
|
|
{
|
|
Msg( "Compact freed %d bytes from virtual heap (up to 256k still committed)\n", nBytesRecovered );
|
|
}
|
|
#endif // MEMALLOC_NO_FALLBACK
|
|
nBytesRecovered = m_PrimarySBH.Compact( false );
|
|
#ifdef MEMALLOC_USE_SECONDARY_SBH
|
|
nBytesRecovered += m_SecondarySBH.Compact( false );
|
|
#endif
|
|
if ( nBytesRecovered && IsGameConsole() )
|
|
{
|
|
Msg( "Compact released %d bytes from the SBH\n", nBytesRecovered );
|
|
}
|
|
|
|
nBytesRecovered = compact_internal();
|
|
if ( nBytesRecovered && IsGameConsole() )
|
|
{
|
|
Msg( "Compact released %d bytes from the mixed block heap\n", nBytesRecovered );
|
|
}
|
|
|
|
m_bInCompact = false;
|
|
m_CompactMutex.Unlock();
|
|
#endif // MEM_SBH_ENABLED
|
|
}
|
|
|
|
void CStdMemAlloc::CompactIncremental()
|
|
{
|
|
#if MEM_SBH_ENABLED
|
|
if ( !m_CompactMutex.TryLock() )
|
|
{
|
|
return;
|
|
}
|
|
if ( m_bInCompact )
|
|
{
|
|
m_CompactMutex.Unlock();
|
|
return;
|
|
}
|
|
|
|
m_bInCompact = true;
|
|
#ifndef MEMALLOC_NO_FALLBACK
|
|
m_FallbackSBH.Compact( true );
|
|
#endif
|
|
m_PrimarySBH.Compact( true );
|
|
#ifdef MEMALLOC_USE_SECONDARY_SBH
|
|
m_SecondarySBH.Compact( true );
|
|
#endif
|
|
m_bInCompact = false;
|
|
m_CompactMutex.Unlock();
|
|
#endif // MEM_SBH_ENABLED
|
|
}
|
|
|
|
MemAllocFailHandler_t CStdMemAlloc::SetAllocFailHandler( MemAllocFailHandler_t pfnMemAllocFailHandler )
|
|
{
|
|
MemAllocFailHandler_t pfnPrevious = m_pfnFailHandler;
|
|
m_pfnFailHandler = pfnMemAllocFailHandler;
|
|
return pfnPrevious;
|
|
}
|
|
|
|
size_t CStdMemAlloc::DefaultFailHandler( size_t nBytes )
|
|
{
|
|
if ( IsX360() )
|
|
{
|
|
#ifdef _X360
|
|
ExecuteOnce(
|
|
{
|
|
char buffer[256];
|
|
_snprintf( buffer, sizeof( buffer ), "***** Memory pool overflow, attempted allocation size: %u (not a critical error)\n", nBytes );
|
|
XBX_OutputDebugString( buffer );
|
|
}
|
|
);
|
|
#endif // _X360
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
void CStdMemAlloc::SetStatsExtraInfo( const char *pMapName, const char *pComment )
|
|
{
|
|
}
|
|
|
|
void CStdMemAlloc::SetCRTAllocFailed( size_t nSize )
|
|
{
|
|
m_sMemoryAllocFailed = nSize;
|
|
|
|
DebuggerBreakIfDebugging();
|
|
#if defined( _PS3 ) && defined( _DEBUG )
|
|
DebuggerBreak();
|
|
#endif // _PS3
|
|
|
|
char buffer[256];
|
|
#ifdef COMPILER_GCC
|
|
_snprintf( buffer, sizeof( buffer ), "***** OUT OF MEMORY! attempted allocation size: %u ****\n", nSize );
|
|
#else
|
|
_snprintf( buffer, sizeof( buffer ), "***** OUT OF MEMORY! attempted allocation size: %u ****\n", nSize );
|
|
#endif // COMPILER_GCC
|
|
|
|
#ifdef _X360
|
|
XBX_OutputDebugString( buffer );
|
|
if ( !Plat_IsInDebugSession() )
|
|
{
|
|
XBX_CrashDump( true );
|
|
#if defined( _DEMO )
|
|
XLaunchNewImage( XLAUNCH_KEYWORD_DEFAULT_APP, 0 );
|
|
#else
|
|
XLaunchNewImage( "default.xex", 0 );
|
|
#endif // _DEMO
|
|
}
|
|
#elif defined(_WIN32 )
|
|
OutputDebugString( buffer );
|
|
if ( !Plat_IsInDebugSession() )
|
|
{
|
|
WriteMiniDump();
|
|
abort();
|
|
}
|
|
#else // _X360/_WIN32/other
|
|
printf( "%s\n", buffer );
|
|
if ( !Plat_IsInDebugSession() )
|
|
{
|
|
WriteMiniDump();
|
|
#if defined( _PS3 )
|
|
DumpStats();
|
|
#endif
|
|
Plat_ExitProcess( 0 );
|
|
}
|
|
#endif // _X360/_WIN32/other
|
|
|
|
}
|
|
|
|
size_t CStdMemAlloc::MemoryAllocFailed()
|
|
{
|
|
return m_sMemoryAllocFailed;
|
|
}
|
|
|
|
#endif // MEM_IMPL_TYPE_STD
|
|
|
|
#endif // STEAM
|