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annotate src/cpu/zero/vm/sharedRuntime_zero.cpp @ 6725:da91efe96a93

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6964458: Reimplement class meta-data storage to use native memory Summary: Remove PermGen, allocate meta-data in metaspace linked to class loaders, rewrite GC walking, rewrite and rename metadata to be C++ classes Reviewed-by: jmasa, stefank, never, coleenp, kvn, brutisso, mgerdin, dholmes, jrose, twisti, roland Contributed-by: jmasa <jon.masamitsu@oracle.com>, stefank <stefan.karlsson@oracle.com>, mgerdin <mikael.gerdin@oracle.com>, never <tom.rodriguez@oracle.com>
author coleenp
date Sat, 01 Sep 2012 13:25:18 -0400
parents a3142bdb6707
children a3e2f723f2a5
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1 /*
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2 * Copyright (c) 2003, 2012, Oracle and/or its affiliates. All rights reserved.
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3 * Copyright 2007, 2008, 2009, 2010, 2011 Red Hat, Inc.
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4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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5 *
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6 * This code is free software; you can redistribute it and/or modify it
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7 * under the terms of the GNU General Public License version 2 only, as
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8 * published by the Free Software Foundation.
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9 *
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10 * This code is distributed in the hope that it will be useful, but WITHOUT
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11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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13 * version 2 for more details (a copy is included in the LICENSE file that
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14 * accompanied this code).
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15 *
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16 * You should have received a copy of the GNU General Public License version
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17 * 2 along with this work; if not, write to the Free Software Foundation,
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18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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19 *
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20 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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21 * or visit www.oracle.com if you need additional information or have any
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22 * questions.
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23 *
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24 */
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25
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26 #include "precompiled.hpp"
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27 #include "asm/assembler.hpp"
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28 #include "assembler_zero.inline.hpp"
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29 #include "code/debugInfoRec.hpp"
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30 #include "code/icBuffer.hpp"
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31 #include "code/vtableStubs.hpp"
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32 #include "interpreter/interpreter.hpp"
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33 #include "oops/compiledICHolder.hpp"
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34 #include "prims/jvmtiRedefineClassesTrace.hpp"
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35 #include "runtime/sharedRuntime.hpp"
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36 #include "runtime/vframeArray.hpp"
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37 #include "vmreg_zero.inline.hpp"
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38 #ifdef COMPILER1
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39 #include "c1/c1_Runtime1.hpp"
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40 #endif
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41 #ifdef COMPILER2
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42 #include "opto/runtime.hpp"
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43 #endif
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44 #ifdef SHARK
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45 #include "compiler/compileBroker.hpp"
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46 #include "shark/sharkCompiler.hpp"
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47 #endif
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50 int SharedRuntime::java_calling_convention(const BasicType *sig_bt,
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51 VMRegPair *regs,
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52 int total_args_passed,
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53 int is_outgoing) {
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54 return 0;
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55 }
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56
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57 AdapterHandlerEntry* SharedRuntime::generate_i2c2i_adapters(
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58 MacroAssembler *masm,
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59 int total_args_passed,
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60 int comp_args_on_stack,
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61 const BasicType *sig_bt,
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62 const VMRegPair *regs,
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63 AdapterFingerPrint *fingerprint) {
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64 return AdapterHandlerLibrary::new_entry(
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65 fingerprint,
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66 ShouldNotCallThisStub(),
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67 ShouldNotCallThisStub(),
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68 ShouldNotCallThisStub());
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69 }
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70
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71 nmethod *SharedRuntime::generate_native_wrapper(MacroAssembler *masm,
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72 methodHandle method,
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73 int compile_id,
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74 int total_args_passed,
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75 int max_arg,
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76 BasicType *sig_bt,
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77 VMRegPair *regs,
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78 BasicType ret_type) {
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79 #ifdef SHARK
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80 return SharkCompiler::compiler()->generate_native_wrapper(masm,
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81 method,
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82 compile_id,
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83 sig_bt,
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84 ret_type);
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85 #else
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86 ShouldNotCallThis();
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87 #endif // SHARK
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88 }
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89
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90 int Deoptimization::last_frame_adjust(int callee_parameters,
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91 int callee_locals) {
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92 return 0;
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93 }
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94
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95 uint SharedRuntime::out_preserve_stack_slots() {
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96 ShouldNotCallThis();
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97 }
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98
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99 static RuntimeStub* generate_empty_runtime_stub(const char* name) {
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100 CodeBuffer buffer(name, 0, 0);
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101 return RuntimeStub::new_runtime_stub(name, &buffer, 0, 0, NULL, false);
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102 }
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103
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104 static SafepointBlob* generate_empty_safepoint_blob() {
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105 CodeBuffer buffer("handler_blob", 0, 0);
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106 return SafepointBlob::create(&buffer, NULL, 0);
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107 }
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108
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109 static DeoptimizationBlob* generate_empty_deopt_blob() {
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110 CodeBuffer buffer("handler_blob", 0, 0);
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111 return DeoptimizationBlob::create(&buffer, NULL, 0, 0, 0, 0);
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112 }
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113
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114
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115 void SharedRuntime::generate_deopt_blob() {
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116 _deopt_blob = generate_empty_deopt_blob();
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117 }
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118
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119 SafepointBlob* SharedRuntime::generate_handler_blob(address call_ptr, bool cause_return) {
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120 return generate_empty_safepoint_blob();
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121 }
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122
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123 RuntimeStub* SharedRuntime::generate_resolve_blob(address destination, const char* name) {
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124 return generate_empty_runtime_stub("resolve_blob");
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125 }
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126
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127 int SharedRuntime::c_calling_convention(const BasicType *sig_bt,
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128 VMRegPair *regs,
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129 int total_args_passed) {
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130 ShouldNotCallThis();
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131 }