gcc/libsanitizer/asan/asan_stats.h
Max Ostapenko 696d846a56 libsanitizer merge from upstream r250806.
libsanitizer/

2015-10-20  Maxim Ostapenko  <m.ostapenko@partner.samsung.com>

	* All source files: Merge from upstream r250806.
	* configure.ac (link_sanitizer_common): Add -lrt flag.
	* configure.tgt: Enable TSAN and LSAN for aarch64-linux targets.
	Set CXX_ABI_NEEDED=true for darwin.
	* asan/Makefile.am (asan_files): Add new files.
	(DEFS): Add DCAN_SANITIZE_UB=0 and remove unused and legacy
	DASAN_FLEXIBLE_MAPPING_AND_OFFSET=0.
	* asan/Makefile.in: Regenerate.
	* ubsan/Makefile.am (ubsan_files): Add new files.
	(DEFS): Add DCAN_SANITIZE_UB=1.
	(libubsan_la_LIBADD): Add -lc++abi if CXX_ABI_NEEDED is true.
	* ubsan/Makefile.in: Regenerate.
	* tsan/Makefile.am (tsan_files): Add new files.
	(DEFS): Add DCAN_SANITIZE_UB=0.
	* tsan/Makefile.in: Regenerate.
	* sanitizer_common/Makefile.am (sanitizer_common_files): Add new files.
	* sanitizer_common/Makefile.in: Regenerate.
	* asan/libtool-version: Bump the libasan SONAME.

From-SVN: r229111
2015-10-21 10:32:45 +03:00

71 lines
2.0 KiB
C++

//===-- asan_stats.h --------------------------------------------*- C++ -*-===//
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file is a part of AddressSanitizer, an address sanity checker.
//
// ASan-private header for statistics.
//===----------------------------------------------------------------------===//
#ifndef ASAN_STATS_H
#define ASAN_STATS_H
#include "asan_allocator.h"
#include "asan_internal.h"
namespace __asan {
// AsanStats struct is NOT thread-safe.
// Each AsanThread has its own AsanStats, which are sometimes flushed
// to the accumulated AsanStats.
struct AsanStats {
// AsanStats must be a struct consisting of uptr fields only.
// When merging two AsanStats structs, we treat them as arrays of uptr.
uptr mallocs;
uptr malloced;
uptr malloced_redzones;
uptr frees;
uptr freed;
uptr real_frees;
uptr really_freed;
uptr reallocs;
uptr realloced;
uptr mmaps;
uptr mmaped;
uptr munmaps;
uptr munmaped;
uptr malloc_large;
uptr malloced_by_size[kNumberOfSizeClasses];
// Ctor for global AsanStats (accumulated stats for dead threads).
explicit AsanStats(LinkerInitialized) { }
// Creates empty stats.
AsanStats();
void Print(); // Prints formatted stats to stderr.
void Clear();
void MergeFrom(const AsanStats *stats);
};
// Returns stats for GetCurrentThread(), or stats for fake "unknown thread"
// if GetCurrentThread() returns 0.
AsanStats &GetCurrentThreadStats();
// Flushes a given stats into accumulated stats of dead threads.
void FlushToDeadThreadStats(AsanStats *stats);
// A cross-platform equivalent of malloc_statistics_t on Mac OS.
struct AsanMallocStats {
uptr blocks_in_use;
uptr size_in_use;
uptr max_size_in_use;
uptr size_allocated;
};
void FillMallocStatistics(AsanMallocStats *malloc_stats);
} // namespace __asan
#endif // ASAN_STATS_H