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-rw-r--r--lib/tsan/rtl/tsan_rtl_proc.cpp60
1 files changed, 60 insertions, 0 deletions
diff --git a/lib/tsan/rtl/tsan_rtl_proc.cpp b/lib/tsan/rtl/tsan_rtl_proc.cpp
new file mode 100644
index 000000000000..def61cca14d5
--- /dev/null
+++ b/lib/tsan/rtl/tsan_rtl_proc.cpp
@@ -0,0 +1,60 @@
+//===-- tsan_rtl_proc.cpp -----------------------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+//
+// 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