hotspot/src/share/vm/c1/c1_Compiler.cpp
author jcoomes
Thu, 11 Dec 2008 12:05:08 -0800
changeset 1668 8ec481b8f514
parent 1 489c9b5090e2
child 5547 f4b087cbb361
permissions -rw-r--r--
6578152: fill_region_with_object has usability and safety issues Reviewed-by: apetrusenko, ysr
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/*
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 * Copyright 1999-2007 Sun Microsystems, Inc.  All Rights Reserved.
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
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 * This code is free software; you can redistribute it and/or modify it
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 * under the terms of the GNU General Public License version 2 only, as
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 * published by the Free Software Foundation.
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 *
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 * This code is distributed in the hope that it will be useful, but WITHOUT
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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 * version 2 for more details (a copy is included in the LICENSE file that
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 * accompanied this code).
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 *
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 * You should have received a copy of the GNU General Public License version
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 * 2 along with this work; if not, write to the Free Software Foundation,
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 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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 *
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 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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 * CA 95054 USA or visit www.sun.com if you need additional information or
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 * have any questions.
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 *
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 */
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#include "incls/_precompiled.incl"
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#include "incls/_c1_Compiler.cpp.incl"
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volatile int Compiler::_runtimes = uninitialized;
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volatile bool Compiler::_compiling = false;
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Compiler::Compiler() {
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}
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Compiler::~Compiler() {
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  Unimplemented();
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}
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void Compiler::initialize() {
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  if (_runtimes != initialized) {
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    initialize_runtimes( Runtime1::initialize, &_runtimes);
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  }
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  mark_initialized();
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}
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void Compiler::compile_method(ciEnv* env, ciMethod* method, int entry_bci) {
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  if (!is_initialized()) {
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    initialize();
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  }
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  // invoke compilation
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#ifdef TIERED
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  // We are thread in native here...
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  CompilerThread* thread = CompilerThread::current();
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  {
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    ThreadInVMfromNative tv(thread);
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    MutexLocker only_one (C1_lock, thread);
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    while ( _compiling) {
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      C1_lock->wait();
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    }
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    _compiling = true;
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  }
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#endif // TIERED
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  {
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    // We are nested here because we need for the destructor
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    // of Compilation to occur before we release the any
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    // competing compiler thread
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    ResourceMark rm;
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    Compilation c(this, env, method, entry_bci);
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  }
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#ifdef TIERED
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  {
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    ThreadInVMfromNative tv(thread);
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    MutexLocker only_one (C1_lock, thread);
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    _compiling = false;
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    C1_lock->notify();
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  }
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#endif // TIERED
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}
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void Compiler::print_timers() {
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  Compilation::print_timers();
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}