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Unified Diff: src/base/atomicops_internals_tsan.h

Issue 2438273002: Reland Update implementation of atomics with latest Chromium version but use compiler builtin atomi… (Closed)
Patch Set: fix memory order for release cmpxchg Created 4 years, 2 months ago
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Index: src/base/atomicops_internals_tsan.h
diff --git a/src/base/atomicops_internals_tsan.h b/src/base/atomicops_internals_tsan.h
deleted file mode 100644
index 646e5bd4b746029ac26bf495fb589bfa6d664269..0000000000000000000000000000000000000000
--- a/src/base/atomicops_internals_tsan.h
+++ /dev/null
@@ -1,363 +0,0 @@
-// Copyright 2012 the V8 project authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-
-// This file is an internal atomic implementation for compiler-based
-// ThreadSanitizer. Use base/atomicops.h instead.
-
-#ifndef V8_BASE_ATOMICOPS_INTERNALS_TSAN_H_
-#define V8_BASE_ATOMICOPS_INTERNALS_TSAN_H_
-
-namespace v8 {
-namespace base {
-
-#ifndef TSAN_INTERFACE_ATOMIC_H
-#define TSAN_INTERFACE_ATOMIC_H
-
-
-extern "C" {
-typedef char __tsan_atomic8;
-typedef short __tsan_atomic16; // NOLINT
-typedef int __tsan_atomic32;
-typedef long __tsan_atomic64; // NOLINT
-
-#if defined(__SIZEOF_INT128__) \
- || (__clang_major__ * 100 + __clang_minor__ >= 302)
-typedef __int128 __tsan_atomic128;
-#define __TSAN_HAS_INT128 1
-#else
-typedef char __tsan_atomic128;
-#define __TSAN_HAS_INT128 0
-#endif
-
-typedef enum {
- __tsan_memory_order_relaxed,
- __tsan_memory_order_consume,
- __tsan_memory_order_acquire,
- __tsan_memory_order_release,
- __tsan_memory_order_acq_rel,
- __tsan_memory_order_seq_cst,
-} __tsan_memory_order;
-
-__tsan_atomic8 __tsan_atomic8_load(const volatile __tsan_atomic8* a,
- __tsan_memory_order mo);
-__tsan_atomic16 __tsan_atomic16_load(const volatile __tsan_atomic16* a,
- __tsan_memory_order mo);
-__tsan_atomic32 __tsan_atomic32_load(const volatile __tsan_atomic32* a,
- __tsan_memory_order mo);
-__tsan_atomic64 __tsan_atomic64_load(const volatile __tsan_atomic64* a,
- __tsan_memory_order mo);
-__tsan_atomic128 __tsan_atomic128_load(const volatile __tsan_atomic128* a,
- __tsan_memory_order mo);
-
-void __tsan_atomic8_store(volatile __tsan_atomic8* a, __tsan_atomic8 v,
- __tsan_memory_order mo);
-void __tsan_atomic16_store(volatile __tsan_atomic16* a, __tsan_atomic16 v,
- __tsan_memory_order mo);
-void __tsan_atomic32_store(volatile __tsan_atomic32* a, __tsan_atomic32 v,
- __tsan_memory_order mo);
-void __tsan_atomic64_store(volatile __tsan_atomic64* a, __tsan_atomic64 v,
- __tsan_memory_order mo);
-void __tsan_atomic128_store(volatile __tsan_atomic128* a, __tsan_atomic128 v,
- __tsan_memory_order mo);
-
-__tsan_atomic8 __tsan_atomic8_exchange(volatile __tsan_atomic8* a,
- __tsan_atomic8 v, __tsan_memory_order mo);
-__tsan_atomic16 __tsan_atomic16_exchange(volatile __tsan_atomic16* a,
- __tsan_atomic16 v, __tsan_memory_order mo);
-__tsan_atomic32 __tsan_atomic32_exchange(volatile __tsan_atomic32* a,
- __tsan_atomic32 v, __tsan_memory_order mo);
-__tsan_atomic64 __tsan_atomic64_exchange(volatile __tsan_atomic64* a,
- __tsan_atomic64 v, __tsan_memory_order mo);
-__tsan_atomic128 __tsan_atomic128_exchange(volatile __tsan_atomic128* a,
- __tsan_atomic128 v, __tsan_memory_order mo);
-
-__tsan_atomic8 __tsan_atomic8_fetch_add(volatile __tsan_atomic8* a,
- __tsan_atomic8 v, __tsan_memory_order mo);
-__tsan_atomic16 __tsan_atomic16_fetch_add(volatile __tsan_atomic16* a,
- __tsan_atomic16 v, __tsan_memory_order mo);
-__tsan_atomic32 __tsan_atomic32_fetch_add(volatile __tsan_atomic32* a,
- __tsan_atomic32 v, __tsan_memory_order mo);
-__tsan_atomic64 __tsan_atomic64_fetch_add(volatile __tsan_atomic64* a,
- __tsan_atomic64 v, __tsan_memory_order mo);
-__tsan_atomic128 __tsan_atomic128_fetch_add(volatile __tsan_atomic128* a,
- __tsan_atomic128 v, __tsan_memory_order mo);
-
-__tsan_atomic8 __tsan_atomic8_fetch_and(volatile __tsan_atomic8* a,
- __tsan_atomic8 v, __tsan_memory_order mo);
-__tsan_atomic16 __tsan_atomic16_fetch_and(volatile __tsan_atomic16* a,
- __tsan_atomic16 v, __tsan_memory_order mo);
-__tsan_atomic32 __tsan_atomic32_fetch_and(volatile __tsan_atomic32* a,
- __tsan_atomic32 v, __tsan_memory_order mo);
-__tsan_atomic64 __tsan_atomic64_fetch_and(volatile __tsan_atomic64* a,
- __tsan_atomic64 v, __tsan_memory_order mo);
-__tsan_atomic128 __tsan_atomic128_fetch_and(volatile __tsan_atomic128* a,
- __tsan_atomic128 v, __tsan_memory_order mo);
-
-__tsan_atomic8 __tsan_atomic8_fetch_or(volatile __tsan_atomic8* a,
- __tsan_atomic8 v, __tsan_memory_order mo);
-__tsan_atomic16 __tsan_atomic16_fetch_or(volatile __tsan_atomic16* a,
- __tsan_atomic16 v, __tsan_memory_order mo);
-__tsan_atomic32 __tsan_atomic32_fetch_or(volatile __tsan_atomic32* a,
- __tsan_atomic32 v, __tsan_memory_order mo);
-__tsan_atomic64 __tsan_atomic64_fetch_or(volatile __tsan_atomic64* a,
- __tsan_atomic64 v, __tsan_memory_order mo);
-__tsan_atomic128 __tsan_atomic128_fetch_or(volatile __tsan_atomic128* a,
- __tsan_atomic128 v, __tsan_memory_order mo);
-
-__tsan_atomic8 __tsan_atomic8_fetch_xor(volatile __tsan_atomic8* a,
- __tsan_atomic8 v, __tsan_memory_order mo);
-__tsan_atomic16 __tsan_atomic16_fetch_xor(volatile __tsan_atomic16* a,
- __tsan_atomic16 v, __tsan_memory_order mo);
-__tsan_atomic32 __tsan_atomic32_fetch_xor(volatile __tsan_atomic32* a,
- __tsan_atomic32 v, __tsan_memory_order mo);
-__tsan_atomic64 __tsan_atomic64_fetch_xor(volatile __tsan_atomic64* a,
- __tsan_atomic64 v, __tsan_memory_order mo);
-__tsan_atomic128 __tsan_atomic128_fetch_xor(volatile __tsan_atomic128* a,
- __tsan_atomic128 v, __tsan_memory_order mo);
-
-__tsan_atomic8 __tsan_atomic8_fetch_nand(volatile __tsan_atomic8* a,
- __tsan_atomic8 v, __tsan_memory_order mo);
-__tsan_atomic16 __tsan_atomic16_fetch_nand(volatile __tsan_atomic16* a,
- __tsan_atomic16 v, __tsan_memory_order mo);
-__tsan_atomic32 __tsan_atomic32_fetch_nand(volatile __tsan_atomic32* a,
- __tsan_atomic32 v, __tsan_memory_order mo);
-__tsan_atomic64 __tsan_atomic64_fetch_nand(volatile __tsan_atomic64* a,
- __tsan_atomic64 v, __tsan_memory_order mo);
-__tsan_atomic128 __tsan_atomic128_fetch_nand(volatile __tsan_atomic128* a,
- __tsan_atomic128 v, __tsan_memory_order mo);
-
-int __tsan_atomic8_compare_exchange_weak(volatile __tsan_atomic8* a,
- __tsan_atomic8* c, __tsan_atomic8 v, __tsan_memory_order mo,
- __tsan_memory_order fail_mo);
-int __tsan_atomic16_compare_exchange_weak(volatile __tsan_atomic16* a,
- __tsan_atomic16* c, __tsan_atomic16 v, __tsan_memory_order mo,
- __tsan_memory_order fail_mo);
-int __tsan_atomic32_compare_exchange_weak(volatile __tsan_atomic32* a,
- __tsan_atomic32* c, __tsan_atomic32 v, __tsan_memory_order mo,
- __tsan_memory_order fail_mo);
-int __tsan_atomic64_compare_exchange_weak(volatile __tsan_atomic64* a,
- __tsan_atomic64* c, __tsan_atomic64 v, __tsan_memory_order mo,
- __tsan_memory_order fail_mo);
-int __tsan_atomic128_compare_exchange_weak(volatile __tsan_atomic128* a,
- __tsan_atomic128* c, __tsan_atomic128 v, __tsan_memory_order mo,
- __tsan_memory_order fail_mo);
-
-int __tsan_atomic8_compare_exchange_strong(volatile __tsan_atomic8* a,
- __tsan_atomic8* c, __tsan_atomic8 v, __tsan_memory_order mo,
- __tsan_memory_order fail_mo);
-int __tsan_atomic16_compare_exchange_strong(volatile __tsan_atomic16* a,
- __tsan_atomic16* c, __tsan_atomic16 v, __tsan_memory_order mo,
- __tsan_memory_order fail_mo);
-int __tsan_atomic32_compare_exchange_strong(volatile __tsan_atomic32* a,
- __tsan_atomic32* c, __tsan_atomic32 v, __tsan_memory_order mo,
- __tsan_memory_order fail_mo);
-int __tsan_atomic64_compare_exchange_strong(volatile __tsan_atomic64* a,
- __tsan_atomic64* c, __tsan_atomic64 v, __tsan_memory_order mo,
- __tsan_memory_order fail_mo);
-int __tsan_atomic128_compare_exchange_strong(volatile __tsan_atomic128* a,
- __tsan_atomic128* c, __tsan_atomic128 v, __tsan_memory_order mo,
- __tsan_memory_order fail_mo);
-
-__tsan_atomic8 __tsan_atomic8_compare_exchange_val(
- volatile __tsan_atomic8* a, __tsan_atomic8 c, __tsan_atomic8 v,
- __tsan_memory_order mo, __tsan_memory_order fail_mo);
-__tsan_atomic16 __tsan_atomic16_compare_exchange_val(
- volatile __tsan_atomic16* a, __tsan_atomic16 c, __tsan_atomic16 v,
- __tsan_memory_order mo, __tsan_memory_order fail_mo);
-__tsan_atomic32 __tsan_atomic32_compare_exchange_val(
- volatile __tsan_atomic32* a, __tsan_atomic32 c, __tsan_atomic32 v,
- __tsan_memory_order mo, __tsan_memory_order fail_mo);
-__tsan_atomic64 __tsan_atomic64_compare_exchange_val(
- volatile __tsan_atomic64* a, __tsan_atomic64 c, __tsan_atomic64 v,
- __tsan_memory_order mo, __tsan_memory_order fail_mo);
-__tsan_atomic128 __tsan_atomic128_compare_exchange_val(
- volatile __tsan_atomic128* a, __tsan_atomic128 c, __tsan_atomic128 v,
- __tsan_memory_order mo, __tsan_memory_order fail_mo);
-
-void __tsan_atomic_thread_fence(__tsan_memory_order mo);
-void __tsan_atomic_signal_fence(__tsan_memory_order mo);
-} // extern "C"
-
-#endif // #ifndef TSAN_INTERFACE_ATOMIC_H
-
-inline Atomic32 NoBarrier_CompareAndSwap(volatile Atomic32* ptr,
- Atomic32 old_value,
- Atomic32 new_value) {
- Atomic32 cmp = old_value;
- __tsan_atomic32_compare_exchange_strong(ptr, &cmp, new_value,
- __tsan_memory_order_relaxed, __tsan_memory_order_relaxed);
- return cmp;
-}
-
-inline Atomic32 NoBarrier_AtomicExchange(volatile Atomic32* ptr,
- Atomic32 new_value) {
- return __tsan_atomic32_exchange(ptr, new_value,
- __tsan_memory_order_relaxed);
-}
-
-inline Atomic32 Acquire_AtomicExchange(volatile Atomic32* ptr,
- Atomic32 new_value) {
- return __tsan_atomic32_exchange(ptr, new_value,
- __tsan_memory_order_acquire);
-}
-
-inline Atomic32 Release_AtomicExchange(volatile Atomic32* ptr,
- Atomic32 new_value) {
- return __tsan_atomic32_exchange(ptr, new_value,
- __tsan_memory_order_release);
-}
-
-inline Atomic32 NoBarrier_AtomicIncrement(volatile Atomic32* ptr,
- Atomic32 increment) {
- return increment + __tsan_atomic32_fetch_add(ptr, increment,
- __tsan_memory_order_relaxed);
-}
-
-inline Atomic32 Barrier_AtomicIncrement(volatile Atomic32* ptr,
- Atomic32 increment) {
- return increment + __tsan_atomic32_fetch_add(ptr, increment,
- __tsan_memory_order_acq_rel);
-}
-
-inline Atomic32 Acquire_CompareAndSwap(volatile Atomic32* ptr,
- Atomic32 old_value,
- Atomic32 new_value) {
- Atomic32 cmp = old_value;
- __tsan_atomic32_compare_exchange_strong(ptr, &cmp, new_value,
- __tsan_memory_order_acquire, __tsan_memory_order_acquire);
- return cmp;
-}
-
-inline Atomic32 Release_CompareAndSwap(volatile Atomic32* ptr,
- Atomic32 old_value,
- Atomic32 new_value) {
- Atomic32 cmp = old_value;
- __tsan_atomic32_compare_exchange_strong(ptr, &cmp, new_value,
- __tsan_memory_order_release, __tsan_memory_order_relaxed);
- return cmp;
-}
-
-inline void NoBarrier_Store(volatile Atomic8* ptr, Atomic8 value) {
- __tsan_atomic8_store(ptr, value, __tsan_memory_order_relaxed);
-}
-
-inline void NoBarrier_Store(volatile Atomic32* ptr, Atomic32 value) {
- __tsan_atomic32_store(ptr, value, __tsan_memory_order_relaxed);
-}
-
-inline void Acquire_Store(volatile Atomic32* ptr, Atomic32 value) {
- __tsan_atomic32_store(ptr, value, __tsan_memory_order_relaxed);
- __tsan_atomic_thread_fence(__tsan_memory_order_seq_cst);
-}
-
-inline void Release_Store(volatile Atomic32* ptr, Atomic32 value) {
- __tsan_atomic32_store(ptr, value, __tsan_memory_order_release);
-}
-
-inline Atomic8 NoBarrier_Load(volatile const Atomic8* ptr) {
- return __tsan_atomic8_load(ptr, __tsan_memory_order_relaxed);
-}
-
-inline Atomic32 NoBarrier_Load(volatile const Atomic32* ptr) {
- return __tsan_atomic32_load(ptr, __tsan_memory_order_relaxed);
-}
-
-inline Atomic32 Acquire_Load(volatile const Atomic32* ptr) {
- return __tsan_atomic32_load(ptr, __tsan_memory_order_acquire);
-}
-
-inline Atomic32 Release_Load(volatile const Atomic32* ptr) {
- __tsan_atomic_thread_fence(__tsan_memory_order_seq_cst);
- return __tsan_atomic32_load(ptr, __tsan_memory_order_relaxed);
-}
-
-inline Atomic64 NoBarrier_CompareAndSwap(volatile Atomic64* ptr,
- Atomic64 old_value,
- Atomic64 new_value) {
- Atomic64 cmp = old_value;
- __tsan_atomic64_compare_exchange_strong(ptr, &cmp, new_value,
- __tsan_memory_order_relaxed, __tsan_memory_order_relaxed);
- return cmp;
-}
-
-inline Atomic64 NoBarrier_AtomicExchange(volatile Atomic64* ptr,
- Atomic64 new_value) {
- return __tsan_atomic64_exchange(ptr, new_value, __tsan_memory_order_relaxed);
-}
-
-inline Atomic64 Acquire_AtomicExchange(volatile Atomic64* ptr,
- Atomic64 new_value) {
- return __tsan_atomic64_exchange(ptr, new_value, __tsan_memory_order_acquire);
-}
-
-inline Atomic64 Release_AtomicExchange(volatile Atomic64* ptr,
- Atomic64 new_value) {
- return __tsan_atomic64_exchange(ptr, new_value, __tsan_memory_order_release);
-}
-
-inline Atomic64 NoBarrier_AtomicIncrement(volatile Atomic64* ptr,
- Atomic64 increment) {
- return increment + __tsan_atomic64_fetch_add(ptr, increment,
- __tsan_memory_order_relaxed);
-}
-
-inline Atomic64 Barrier_AtomicIncrement(volatile Atomic64* ptr,
- Atomic64 increment) {
- return increment + __tsan_atomic64_fetch_add(ptr, increment,
- __tsan_memory_order_acq_rel);
-}
-
-inline void NoBarrier_Store(volatile Atomic64* ptr, Atomic64 value) {
- __tsan_atomic64_store(ptr, value, __tsan_memory_order_relaxed);
-}
-
-inline void Acquire_Store(volatile Atomic64* ptr, Atomic64 value) {
- __tsan_atomic64_store(ptr, value, __tsan_memory_order_relaxed);
- __tsan_atomic_thread_fence(__tsan_memory_order_seq_cst);
-}
-
-inline void Release_Store(volatile Atomic64* ptr, Atomic64 value) {
- __tsan_atomic64_store(ptr, value, __tsan_memory_order_release);
-}
-
-inline Atomic64 NoBarrier_Load(volatile const Atomic64* ptr) {
- return __tsan_atomic64_load(ptr, __tsan_memory_order_relaxed);
-}
-
-inline Atomic64 Acquire_Load(volatile const Atomic64* ptr) {
- return __tsan_atomic64_load(ptr, __tsan_memory_order_acquire);
-}
-
-inline Atomic64 Release_Load(volatile const Atomic64* ptr) {
- __tsan_atomic_thread_fence(__tsan_memory_order_seq_cst);
- return __tsan_atomic64_load(ptr, __tsan_memory_order_relaxed);
-}
-
-inline Atomic64 Acquire_CompareAndSwap(volatile Atomic64* ptr,
- Atomic64 old_value,
- Atomic64 new_value) {
- Atomic64 cmp = old_value;
- __tsan_atomic64_compare_exchange_strong(ptr, &cmp, new_value,
- __tsan_memory_order_acquire, __tsan_memory_order_acquire);
- return cmp;
-}
-
-inline Atomic64 Release_CompareAndSwap(volatile Atomic64* ptr,
- Atomic64 old_value,
- Atomic64 new_value) {
- Atomic64 cmp = old_value;
- __tsan_atomic64_compare_exchange_strong(ptr, &cmp, new_value,
- __tsan_memory_order_release, __tsan_memory_order_relaxed);
- return cmp;
-}
-
-inline void MemoryBarrier() {
- __tsan_atomic_thread_fence(__tsan_memory_order_seq_cst);
-}
-
-} // namespace base
-} // namespace v8
-
-#endif // V8_BASE_ATOMICOPS_INTERNALS_TSAN_H_
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