gcc/libsanitizer/tsan/tsan_rtl_proc.cc
Maxim Ostapenko 1018981977 All source files: Merge from upstream 285547.
libsanitizer/

	* All source files: Merge from upstream 285547.
	* configure.tgt (SANITIZER_COMMON_TARGET_DEPENDENT_OBJECTS): New
	variable.
	* configure.ac (SANITIZER_COMMON_TARGET_DEPENDENT_OBJECTS): Handle it.
	* asan/Makefile.am (asan_files): Add new files.
	* asan/Makefile.in: Regenerate.
	* ubsan/Makefile.in: Likewise.
	* lsan/Makefile.in: Likewise.
	* tsan/Makefile.am (tsan_files): Add new files.
	* tsan/Makefile.in: Regenerate.
	* sanitizer_common/Makefile.am (sanitizer_common_files): Add new files.
	(EXTRA_libsanitizer_common_la_SOURCES): Define.
	(libsanitizer_common_la_LIBADD): Likewise.
	(libsanitizer_common_la_DEPENDENCIES): Likewise.
	* sanitizer_common/Makefile.in: Regenerate.
	* interception/Makefile.in: Likewise.
	* libbacktace/Makefile.in: Likewise.
	* Makefile.in: Likewise.
	* configure: Likewise.
	* merge.sh: Handle builtins/assembly.h merging.
	* builtins/assembly.h: New file.
	* asan/libtool-version: Bump the libasan SONAME.

From-SVN: r241977
2016-11-09 00:04:09 +02:00

60 lines
1.6 KiB
C++

//===-- tsan_rtl_proc.cc ------------------------------------------------===//
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file is a part of ThreadSanitizer (TSan), a race detector.
//
//===----------------------------------------------------------------------===//
#include "sanitizer_common/sanitizer_placement_new.h"
#include "tsan_rtl.h"
#include "tsan_mman.h"
#include "tsan_flags.h"
namespace __tsan {
Processor *ProcCreate() {
void *mem = InternalAlloc(sizeof(Processor));
internal_memset(mem, 0, sizeof(Processor));
Processor *proc = new(mem) Processor;
proc->thr = nullptr;
#if !SANITIZER_GO
AllocatorProcStart(proc);
#endif
if (common_flags()->detect_deadlocks)
proc->dd_pt = ctx->dd->CreatePhysicalThread();
return proc;
}
void ProcDestroy(Processor *proc) {
CHECK_EQ(proc->thr, nullptr);
#if !SANITIZER_GO
AllocatorProcFinish(proc);
#endif
ctx->clock_alloc.FlushCache(&proc->clock_cache);
ctx->metamap.OnProcIdle(proc);
if (common_flags()->detect_deadlocks)
ctx->dd->DestroyPhysicalThread(proc->dd_pt);
proc->~Processor();
InternalFree(proc);
}
void ProcWire(Processor *proc, ThreadState *thr) {
CHECK_EQ(thr->proc1, nullptr);
CHECK_EQ(proc->thr, nullptr);
thr->proc1 = proc;
proc->thr = thr;
}
void ProcUnwire(Processor *proc, ThreadState *thr) {
CHECK_EQ(thr->proc1, proc);
CHECK_EQ(proc->thr, thr);
thr->proc1 = nullptr;
proc->thr = nullptr;
}
} // namespace __tsan