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authororivej <orivej@yandex-team.ru>2022-02-10 16:44:49 +0300
committerDaniil Cherednik <dcherednik@yandex-team.ru>2022-02-10 16:44:49 +0300
commit718c552901d703c502ccbefdfc3c9028d608b947 (patch)
tree46534a98bbefcd7b1f3faa5b52c138ab27db75b7 /contrib/libs/llvm12/lib/Support/ManagedStatic.cpp
parente9656aae26e0358d5378e5b63dcac5c8dbe0e4d0 (diff)
downloadydb-718c552901d703c502ccbefdfc3c9028d608b947.tar.gz
Restoring authorship annotation for <orivej@yandex-team.ru>. Commit 1 of 2.
Diffstat (limited to 'contrib/libs/llvm12/lib/Support/ManagedStatic.cpp')
-rw-r--r--contrib/libs/llvm12/lib/Support/ManagedStatic.cpp166
1 files changed, 83 insertions, 83 deletions
diff --git a/contrib/libs/llvm12/lib/Support/ManagedStatic.cpp b/contrib/libs/llvm12/lib/Support/ManagedStatic.cpp
index 053493f72f..01d5598a48 100644
--- a/contrib/libs/llvm12/lib/Support/ManagedStatic.cpp
+++ b/contrib/libs/llvm12/lib/Support/ManagedStatic.cpp
@@ -1,83 +1,83 @@
-//===-- ManagedStatic.cpp - Static Global wrapper -------------------------===//
-//
-// 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 implements the ManagedStatic class and llvm_shutdown().
-//
-//===----------------------------------------------------------------------===//
-
-#include "llvm/Support/ManagedStatic.h"
-#include "llvm/Config/config.h"
-#include "llvm/Support/Threading.h"
-#include <cassert>
-#include <mutex>
-using namespace llvm;
-
-static const ManagedStaticBase *StaticList = nullptr;
-static std::recursive_mutex *ManagedStaticMutex = nullptr;
-static llvm::once_flag mutex_init_flag;
-
-static void initializeMutex() {
- ManagedStaticMutex = new std::recursive_mutex();
-}
-
-static std::recursive_mutex *getManagedStaticMutex() {
- llvm::call_once(mutex_init_flag, initializeMutex);
- return ManagedStaticMutex;
-}
-
-void ManagedStaticBase::RegisterManagedStatic(void *(*Creator)(),
- void (*Deleter)(void*)) const {
- assert(Creator);
- if (llvm_is_multithreaded()) {
- std::lock_guard<std::recursive_mutex> Lock(*getManagedStaticMutex());
-
- if (!Ptr.load(std::memory_order_relaxed)) {
- void *Tmp = Creator();
-
- Ptr.store(Tmp, std::memory_order_release);
- DeleterFn = Deleter;
-
- // Add to list of managed statics.
- Next = StaticList;
- StaticList = this;
- }
- } else {
- assert(!Ptr && !DeleterFn && !Next &&
- "Partially initialized ManagedStatic!?");
- Ptr = Creator();
- DeleterFn = Deleter;
-
- // Add to list of managed statics.
- Next = StaticList;
- StaticList = this;
- }
-}
-
-void ManagedStaticBase::destroy() const {
- assert(DeleterFn && "ManagedStatic not initialized correctly!");
- assert(StaticList == this &&
- "Not destroyed in reverse order of construction?");
- // Unlink from list.
- StaticList = Next;
- Next = nullptr;
-
- // Destroy memory.
- DeleterFn(Ptr);
-
- // Cleanup.
- Ptr = nullptr;
- DeleterFn = nullptr;
-}
-
-/// llvm_shutdown - Deallocate and destroy all ManagedStatic variables.
-void llvm::llvm_shutdown() {
- std::lock_guard<std::recursive_mutex> Lock(*getManagedStaticMutex());
-
- while (StaticList)
- StaticList->destroy();
-}
+//===-- ManagedStatic.cpp - Static Global wrapper -------------------------===//
+//
+// 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 implements the ManagedStatic class and llvm_shutdown().
+//
+//===----------------------------------------------------------------------===//
+
+#include "llvm/Support/ManagedStatic.h"
+#include "llvm/Config/config.h"
+#include "llvm/Support/Threading.h"
+#include <cassert>
+#include <mutex>
+using namespace llvm;
+
+static const ManagedStaticBase *StaticList = nullptr;
+static std::recursive_mutex *ManagedStaticMutex = nullptr;
+static llvm::once_flag mutex_init_flag;
+
+static void initializeMutex() {
+ ManagedStaticMutex = new std::recursive_mutex();
+}
+
+static std::recursive_mutex *getManagedStaticMutex() {
+ llvm::call_once(mutex_init_flag, initializeMutex);
+ return ManagedStaticMutex;
+}
+
+void ManagedStaticBase::RegisterManagedStatic(void *(*Creator)(),
+ void (*Deleter)(void*)) const {
+ assert(Creator);
+ if (llvm_is_multithreaded()) {
+ std::lock_guard<std::recursive_mutex> Lock(*getManagedStaticMutex());
+
+ if (!Ptr.load(std::memory_order_relaxed)) {
+ void *Tmp = Creator();
+
+ Ptr.store(Tmp, std::memory_order_release);
+ DeleterFn = Deleter;
+
+ // Add to list of managed statics.
+ Next = StaticList;
+ StaticList = this;
+ }
+ } else {
+ assert(!Ptr && !DeleterFn && !Next &&
+ "Partially initialized ManagedStatic!?");
+ Ptr = Creator();
+ DeleterFn = Deleter;
+
+ // Add to list of managed statics.
+ Next = StaticList;
+ StaticList = this;
+ }
+}
+
+void ManagedStaticBase::destroy() const {
+ assert(DeleterFn && "ManagedStatic not initialized correctly!");
+ assert(StaticList == this &&
+ "Not destroyed in reverse order of construction?");
+ // Unlink from list.
+ StaticList = Next;
+ Next = nullptr;
+
+ // Destroy memory.
+ DeleterFn(Ptr);
+
+ // Cleanup.
+ Ptr = nullptr;
+ DeleterFn = nullptr;
+}
+
+/// llvm_shutdown - Deallocate and destroy all ManagedStatic variables.
+void llvm::llvm_shutdown() {
+ std::lock_guard<std::recursive_mutex> Lock(*getManagedStaticMutex());
+
+ while (StaticList)
+ StaticList->destroy();
+}