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annotate src/share/vm/c1x/c1x_Compiler.cpp @ 1428:695451afc619

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refactoring classes into separate files
author Lukas Stadler <lukas.stadler@oracle.com>
date Thu, 19 Aug 2010 14:34:52 -0700
parents 98fffb304868
children abc670a709dc
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1 /*
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2 * Copyright 2000-2010 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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26 # include "incls/_precompiled.incl"
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27 # include "incls/_c1x_Compiler.cpp.incl"
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30 // Initialization
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31 void C1XCompiler::initialize() {
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32 if (_initialized) return;
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33 _initialized = true;
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34 TRACE_C1X_1("initialize");
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35
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36 JNIEnv *env = ((JavaThread *)Thread::current())->jni_environment();
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37 jclass klass = env->FindClass("com/sun/hotspot/c1x/VMEntriesNative");
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38 assert(klass != NULL, "c1x VMEntries class not found");
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39 env->RegisterNatives(klass, VMEntries_methods, VMEntries_methods_count() );
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40
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41 check_pending_exception("Could not register natives");
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42
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43 c1x_compute_offsets();
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44 }
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45
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46 // Compilation entry point for methods
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47 void C1XCompiler::compile_method(ciEnv* env, ciMethod* target, int entry_bci) {
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48 initialize();
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49
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50 VM_ENTRY_MARK;
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51 ResourceMark rm;
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52 HandleMark hm;
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53
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54 VmIds::initializeObjects();
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55
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56 CompilerThread::current()->set_compiling(true);
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57 methodOop method = (methodOop)target->get_oop();
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58 VMExits::compileMethod(VmIds::add<methodOop>(method), VmIds::toString<Handle>(method->name(), THREAD), entry_bci);
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59 CompilerThread::current()->set_compiling(false);
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60
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61 VmIds::cleanupLocalObjects();
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62 }
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63
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64 // Print compilation timers and statistics
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65 void C1XCompiler::print_timers() {
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66 TRACE_C1X_1("print_timers");
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67 }
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68
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69 oop C1XCompiler::get_RiType(ciType *type, klassOop accessor, TRAPS) {
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70 if (type->is_loaded()) {
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71 if (type->is_primitive_type()) {
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72 return VMExits::createRiTypePrimitive((int)type->basic_type(), THREAD);
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73 }
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74 klassOop klass = (klassOop)type->get_oop();
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75 return VMExits::createRiType(VmIds::add<klassOop>(klass), VmIds::toString<Handle>(klass->klass_part()->name(), THREAD), THREAD);
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76 } else {
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77 symbolOop name = ((ciKlass *)type)->name()->get_symbolOop();
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78 return VMExits::createRiTypeUnresolved(VmIds::toString<Handle>(name, THREAD), VmIds::add<klassOop>(accessor), THREAD);
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79 }
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80 }
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81
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82 oop C1XCompiler::get_RiField(ciField *field, TRAPS) {
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83 oop field_holder = get_RiType(field->holder(), NULL, CHECK_0);
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84 oop field_type = get_RiType(field->type(), NULL, CHECK_0);
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85 Handle field_name = VmIds::toString<Handle>(field->name()->get_symbolOop(), CHECK_0);
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86 int offset = field->offset();
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87
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88 // TODO: implement caching
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89 return VMExits::createRiField(field_holder, field_name, field_type, offset, THREAD);
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90 }
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91