Mercurial > hg > graal-compiler
view src/share/vm/runtime/handles.inline.hpp @ 1634:60a14ad85270
6966411: escape.cpp:450 assert(base->Opcode() == Op_ConP
Summary: Execute IGVN optimization before and after Escape Analysis
Reviewed-by: never
author | kvn |
---|---|
date | Fri, 02 Jul 2010 17:30:30 -0700 |
parents | c18cbe5936b8 |
children | f95d63e2154a |
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/* * Copyright (c) 1998, 2003, 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. * */ // 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 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() ) { _chunk->next_chop(); } // Roll back arena to saved top markers area->_chunk = _chunk; area->_hwm = _hwm; area->_max = _max; NOT_PRODUCT(area->set_size_in_bytes(_size_in_bytes);) debug_only(area->_handle_mark_nesting--); }