1 /* 2 * Copyright (c) 2016, 2019, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 * 23 */ 24 25 #ifndef SHARE_VM_JFR_WRITERS_JFRMEMORYWRITERHOST_INLINE_HPP 26 #define SHARE_VM_JFR_WRITERS_JFRMEMORYWRITERHOST_INLINE_HPP 27 28 #include "jfr/writers/jfrMemoryWriterHost.hpp" 29 30 template <typename Adapter, typename AP, typename AccessAssert> 31 inline void MemoryWriterHost<Adapter, AP, AccessAssert>::bytes(void* dest, const void* buf, size_t len) { 32 assert(dest != NULL, "invariant"); 33 memcpy(dest, buf, len); // no encoding 34 this->set_current_pos(len); 35 } 36 37 template <typename Adapter, typename AP, typename AccessAssert> 38 inline MemoryWriterHost<Adapter, AP, AccessAssert>::MemoryWriterHost(typename Adapter::StorageType* storage, Thread* thread) : 39 StorageHost<Adapter, AP>(storage, thread) { 40 } 41 42 template <typename Adapter, typename AP, typename AccessAssert> 43 inline MemoryWriterHost<Adapter, AP, AccessAssert>::MemoryWriterHost(typename Adapter::StorageType* storage, size_t size) : 44 StorageHost<Adapter, AP>(storage, size) { 45 } 46 47 template <typename Adapter, typename AP, typename AccessAssert> 48 inline MemoryWriterHost<Adapter, AP, AccessAssert>::MemoryWriterHost(Thread* thread) : 49 StorageHost<Adapter, AP>(thread) { 50 } 51 52 template <typename Adapter, typename AP, typename AccessAssert> 53 inline void MemoryWriterHost<Adapter, AP, AccessAssert>::acquire() { 54 debug_only(_access.acquire();) 55 if (!this->is_valid()) { 56 this->flush(); 57 } 58 debug_only(is_acquired();) 59 } 60 61 template <typename Adapter, typename AP, typename AccessAssert> 62 inline void MemoryWriterHost<Adapter, AP, AccessAssert>::release() { 63 debug_only(is_acquired();) 64 StorageHost<Adapter, AP>::release(); 65 debug_only(_access.release();) 66 } 67 68 #ifdef ASSERT 69 template <typename Adapter, typename AP, typename AccessAssert> 70 inline bool MemoryWriterHost<Adapter, AP, AccessAssert>::is_acquired() const { 71 return _access.is_acquired(); 72 } 73 #endif 74 75 template <typename Adapter, typename AP> 76 inline AcquireReleaseMemoryWriterHost<Adapter, AP>::AcquireReleaseMemoryWriterHost(typename Adapter::StorageType* storage, Thread* thread) : 77 MemoryWriterHost<Adapter, AP>(storage, thread) { 78 this->acquire(); 79 } 80 81 template <typename Adapter, typename AP> 82 inline AcquireReleaseMemoryWriterHost<Adapter, AP>::AcquireReleaseMemoryWriterHost(typename Adapter::StorageType* storage, size_t size) : 83 MemoryWriterHost<Adapter, AP>(storage, size) { 84 this->acquire(); 85 } 86 87 template <typename Adapter, typename AP> 88 inline AcquireReleaseMemoryWriterHost<Adapter, AP>::AcquireReleaseMemoryWriterHost(Thread* thread) : 89 MemoryWriterHost<Adapter, AP>(thread) { 90 this->acquire(); 91 } 92 93 template <typename Adapter, typename AP> 94 inline AcquireReleaseMemoryWriterHost<Adapter, AP>::~AcquireReleaseMemoryWriterHost() { 95 assert(this->is_acquired(), "invariant"); 96 this->release(); 97 } 98 99 #endif // SHARE_VM_JFR_WRITERS_JFRMEMORYWRITERHOST_INLINE_HPP