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Diffstat (limited to 'coregrind/.svn/text-base/pub_core_mallocfree.h.svn-base')
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1 files changed, 117 insertions, 0 deletions
diff --git a/coregrind/.svn/text-base/pub_core_mallocfree.h.svn-base b/coregrind/.svn/text-base/pub_core_mallocfree.h.svn-base new file mode 100644 index 0000000..8281e4d --- /dev/null +++ b/coregrind/.svn/text-base/pub_core_mallocfree.h.svn-base @@ -0,0 +1,117 @@ + +/*--------------------------------------------------------------------*/ +/*--- High-level memory management. pub_core_mallocfree.h ---*/ +/*--------------------------------------------------------------------*/ + +/* + This file is part of Valgrind, a dynamic binary instrumentation + framework. + + Copyright (C) 2000-2009 Julian Seward + jseward@acm.org + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307, USA. + + The GNU General Public License is contained in the file COPYING. +*/ + +#ifndef __PUB_CORE_MALLOCFREE_H +#define __PUB_CORE_MALLOCFREE_H + +#include "pub_tool_mallocfree.h" + +//-------------------------------------------------------------------- +// PURPOSE: high-level memory allocation (malloc/free), for the core and +// tools. +//-------------------------------------------------------------------- + +/* Allocation arenas. + + CORE for the core's general use. + TOOL for the tool to use (and the only one it uses). + DINFO for debug info (symbols, line #s, CFI, etc) storage. + CLIENT for the client's mallocs/frees, if the tool replaces glibc's + malloc() et al -- redzone size is chosen by the tool. + DEMANGLE for the C++ demangler. + EXECTXT for storing ExeContexts. + ERRORS for storing CoreErrors. + TTAUX for storing TT/TC auxiliary structures (address range + equivalence classes). + + When adding a new arena, remember also to add it to ensure_mm_init(). +*/ +typedef Int ArenaId; + +#define VG_N_ARENAS 8 + +#define VG_AR_CORE 0 +#define VG_AR_TOOL 1 +#define VG_AR_DINFO 2 +#define VG_AR_CLIENT 3 +#define VG_AR_DEMANGLE 4 +#define VG_AR_EXECTXT 5 +#define VG_AR_ERRORS 6 +#define VG_AR_TTAUX 7 + +// This is both the minimum payload size of a malloc'd block, and its +// minimum alignment. Must be a power of 2 greater than 4, and should be +// greater than 8. +#define VG_MIN_MALLOC_SZB 8 + +/* This struct definition MUST match the system one. */ +/* SVID2/XPG mallinfo structure */ +struct vg_mallinfo { + int arena; /* total space allocated from system */ + int ordblks; /* number of non-inuse chunks */ + int smblks; /* unused -- always zero */ + int hblks; /* number of mmapped regions */ + int hblkhd; /* total space in mmapped regions */ + int usmblks; /* unused -- always zero */ + int fsmblks; /* unused -- always zero */ + int uordblks; /* total allocated space */ + int fordblks; /* total non-inuse space */ + int keepcost; /* top-most, releasable (via malloc_trim) space */ +}; + +extern void* VG_(arena_malloc) ( ArenaId arena, HChar* cc, SizeT nbytes ); +extern void VG_(arena_free) ( ArenaId arena, void* ptr ); +extern void* VG_(arena_calloc) ( ArenaId arena, HChar* cc, + SizeT nmemb, SizeT bytes_per_memb ); +extern void* VG_(arena_realloc) ( ArenaId arena, HChar* cc, + void* ptr, SizeT size ); +extern void* VG_(arena_memalign)( ArenaId aid, HChar* cc, + SizeT req_alignB, SizeT req_pszB ); +extern Char* VG_(arena_strdup) ( ArenaId aid, HChar* cc, + const Char* s); + +// Nb: The ThreadId doesn't matter, it's not used. +extern SizeT VG_(arena_payload_szB) ( ThreadId tid, ArenaId aid, void* payload ); + +extern SizeT VG_(arena_malloc_usable_size) ( ArenaId aid, void* payload ); + +extern void VG_(mallinfo) ( ThreadId tid, struct vg_mallinfo* mi ); + +extern void VG_(sanity_check_malloc_all) ( void ); + +extern void VG_(print_all_arena_stats) ( void ); + +extern void VG_(print_arena_cc_analysis) ( void ); + +#endif // __PUB_CORE_MALLOCFREE_H + +/*--------------------------------------------------------------------*/ +/*--- end ---*/ +/*--------------------------------------------------------------------*/ |