Mercurial > hg > graal-compiler
view src/share/vm/runtime/handles.inline.hpp @ 7235:a6bd253a770f
expanded LOG_PRINTF stub to handle up to 3 arguments in addition to the format string
author | Doug Simon <doug.simon@oracle.com> |
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date | Mon, 17 Dec 2012 11:12:01 +0100 |
parents | f34d701e952e |
children | cc6a617fffd2 |
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/* * Copyright (c) 1998, 2012, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. * */ #ifndef SHARE_VM_RUNTIME_HANDLES_INLINE_HPP #define SHARE_VM_RUNTIME_HANDLES_INLINE_HPP #include "runtime/handles.hpp" #include "runtime/thread.inline.hpp" // these inline functions are in a separate file to break an include cycle // between Thread and Handle inline Handle::Handle(oop obj) { if (obj == NULL) { _handle = NULL; } else { _handle = Thread::current()->handle_area()->allocate_handle(obj); } } #ifndef ASSERT inline Handle::Handle(Thread* thread, oop obj) { assert(thread == Thread::current(), "sanity check"); if (obj == NULL) { _handle = NULL; } else { _handle = thread->handle_area()->allocate_handle(obj); } } #endif // ASSERT // Constructors for metadata handles #define DEF_METADATA_HANDLE_FN(name, type) \ inline name##Handle::name##Handle(type* obj) : _value(obj), _thread(NULL) { \ if (obj != NULL) { \ assert(((Metadata*)obj)->is_valid(), "obj is valid"); \ _thread = Thread::current(); \ assert (_thread->is_in_stack((address)this), "not on stack?"); \ _thread->metadata_handles()->push((Metadata*)obj); \ } \ } \ inline name##Handle::name##Handle(Thread* thread, type* obj) : _value(obj), _thread(thread) { \ if (obj != NULL) { \ assert(((Metadata*)obj)->is_valid(), "obj is valid"); \ assert(_thread == Thread::current(), "thread must be current"); \ assert (_thread->is_in_stack((address)this), "not on stack?"); \ _thread->metadata_handles()->push((Metadata*)obj); \ } \ } \ inline name##Handle::name##Handle(const name##Handle &h) { \ _value = h._value; \ if (_value != NULL) { \ assert(_value->is_valid(), "obj is valid"); \ if (h._thread != NULL) { \ assert(h._thread == Thread::current(), "thread must be current");\ _thread = h._thread; \ } else { \ _thread = Thread::current(); \ } \ _thread->metadata_handles()->push((Metadata*)_value); \ } \ } \ inline name##Handle& name##Handle::operator=(const name##Handle &s) { \ remove(); \ _value = s._value; \ if (_value != NULL) { \ assert(_value->is_valid(), "obj is valid"); \ if (s._thread != NULL) { \ assert(s._thread == Thread::current(), "thread must be current");\ _thread = s._thread; \ } else { \ _thread = Thread::current(); \ } \ _thread->metadata_handles()->push((Metadata*)_value); \ } \ return *this; \ } \ inline void name##Handle::remove() { \ if (_value != NULL) { \ int i = _thread->metadata_handles()->find_from_end((Metadata*)_value); \ assert(i!=-1, "not in metadata_handles list"); \ _thread->metadata_handles()->remove_at(i); \ } \ } \ inline name##Handle::~name##Handle () { remove(); } \ DEF_METADATA_HANDLE_FN(method, Method) DEF_METADATA_HANDLE_FN(constantPool, ConstantPool) inline HandleMark::HandleMark() { initialize(Thread::current()); } inline void HandleMark::push() { // This is intentionally a NOP. pop_and_restore will reset // values to the HandleMark further down the stack, typically // in JavaCalls::call_helper. debug_only(_area->_handle_mark_nesting++); } inline void HandleMark::pop_and_restore() { HandleArea* area = _area; // help compilers with poor alias analysis // Delete later chunks if( _chunk->next() ) { // reset arena size before delete chunks. Otherwise, the total // arena size could exceed total chunk size assert(area->size_in_bytes() > size_in_bytes(), "Sanity check"); area->set_size_in_bytes(size_in_bytes()); _chunk->next_chop(); } else { assert(area->size_in_bytes() == size_in_bytes(), "Sanity check"); } // Roll back arena to saved top markers area->_chunk = _chunk; area->_hwm = _hwm; area->_max = _max; debug_only(area->_handle_mark_nesting--); } #endif // SHARE_VM_RUNTIME_HANDLES_INLINE_HPP