tsan: add missing file
authorDmitry Vyukov <dvyukov@google.com>
Wed, 27 Apr 2016 08:34:55 +0000 (08:34 +0000)
committerDmitry Vyukov <dvyukov@google.com>
Wed, 27 Apr 2016 08:34:55 +0000 (08:34 +0000)
llvm-svn: 267680

compiler-rt/lib/tsan/rtl/tsan_rtl_proc.cc [new file with mode: 0644]

diff --git a/compiler-rt/lib/tsan/rtl/tsan_rtl_proc.cc b/compiler-rt/lib/tsan/rtl/tsan_rtl_proc.cc
new file mode 100644 (file)
index 0000000..c396350
--- /dev/null
@@ -0,0 +1,61 @@
+//===-- tsan_rtl_proc.cc ------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// 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;
+#ifndef 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);
+#ifndef 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->proc, nullptr);
+  CHECK_EQ(proc->thr, nullptr);
+  thr->proc = proc;
+  proc->thr = thr;
+}
+
+void ProcUnwire(Processor *proc, ThreadState *thr) {
+  CHECK_EQ(thr->proc, proc);
+  CHECK_EQ(proc->thr, thr);
+  thr->proc = nullptr;
+  proc->thr = nullptr;
+}
+
+}  // namespace __tsan