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/*
* Copyright (C) 2014 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef ART_RUNTIME_READ_BARRIER_C_H_
#define ART_RUNTIME_READ_BARRIER_C_H_
// This is a C (not C++) header file and is in a separate file (from
// globals.h) because asm_support.h is a C header file and can't
// include globals.h.
// Uncomment one of the following two and the two fields in
// Object.java (libcore) to enable baker, brooks (unimplemented), or
// table-lookup read barriers.
#ifdef ART_USE_READ_BARRIER
#define USE_BAKER_READ_BARRIER
// #define USE_BROOKS_READ_BARRIER
// #define USE_TABLE_LOOKUP_READ_BARRIER
#endif
#ifdef ART_HEAP_POISONING
#define USE_HEAP_POISONING
#endif
#if defined(USE_BAKER_READ_BARRIER) || defined(USE_BROOKS_READ_BARRIER)
#define USE_BAKER_OR_BROOKS_READ_BARRIER
#endif
#if defined(USE_BAKER_READ_BARRIER) || defined(USE_BROOKS_READ_BARRIER) || defined(USE_TABLE_LOOKUP_READ_BARRIER)
#define USE_READ_BARRIER
#endif
#if defined(USE_BAKER_READ_BARRIER) && defined(USE_BROOKS_READ_BARRIER)
#error "Only one of Baker or Brooks can be enabled at a time."
#endif
#endif // ART_RUNTIME_READ_BARRIER_C_H_