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1 /*
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2 * Copyright 1999-2007 Sun Microsystems, Inc. All Rights Reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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20 * CA 95054 USA or visit www.sun.com if you need additional information or
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21 * have any questions.
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22 *
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23 */
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24
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25 #include "incls/_precompiled.incl"
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26 #include "incls/_c1_Compiler.cpp.incl"
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27
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28 volatile int Compiler::_runtimes = uninitialized;
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29
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30 volatile bool Compiler::_compiling = false;
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31
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32
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33 Compiler::Compiler() {
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34 }
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35
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36
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37 Compiler::~Compiler() {
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38 Unimplemented();
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39 }
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40
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41
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42 void Compiler::initialize() {
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43 if (_runtimes != initialized) {
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44 initialize_runtimes( Runtime1::initialize, &_runtimes);
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45 }
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46 mark_initialized();
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47 }
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48
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49
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50 void Compiler::compile_method(ciEnv* env, ciMethod* method, int entry_bci) {
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51
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52 if (!is_initialized()) {
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53 initialize();
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54 }
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55 // invoke compilation
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56 #ifdef TIERED
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57 // We are thread in native here...
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58 CompilerThread* thread = CompilerThread::current();
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59 {
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60 ThreadInVMfromNative tv(thread);
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61 MutexLocker only_one (C1_lock, thread);
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62 while ( _compiling) {
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63 C1_lock->wait();
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64 }
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65 _compiling = true;
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66 }
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67 #endif // TIERED
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68 {
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69 // We are nested here because we need for the destructor
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70 // of Compilation to occur before we release the any
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71 // competing compiler thread
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72 ResourceMark rm;
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73 Compilation c(this, env, method, entry_bci);
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74 }
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75 #ifdef TIERED
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76 {
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77 ThreadInVMfromNative tv(thread);
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78 MutexLocker only_one (C1_lock, thread);
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79 _compiling = false;
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80 C1_lock->notify();
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81 }
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82 #endif // TIERED
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83 }
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84
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85
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86 void Compiler::print_timers() {
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87 Compilation::print_timers();
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88 }
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