Mercurial > hg > truffle
annotate src/share/vm/shark/sharkContext.cpp @ 7212:291ffc492eb6
Merge with http://hg.openjdk.java.net/hsx/hsx25/hotspot/
| author | Doug Simon <doug.simon@oracle.com> |
|---|---|
| date | Fri, 14 Dec 2012 14:35:13 +0100 |
| parents | 2cd5e15048e6 |
| children |
| rev | line source |
|---|---|
| 1692 | 1 /* |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
1972
diff
changeset
|
2 * Copyright (c) 1999, 2012, Oracle and/or its affiliates. All rights reserved. |
| 1692 | 3 * Copyright 2009, 2010 Red Hat, Inc. |
| 4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
| 5 * | |
| 6 * This code is free software; you can redistribute it and/or modify it | |
| 7 * under the terms of the GNU General Public License version 2 only, as | |
| 8 * published by the Free Software Foundation. | |
| 9 * | |
| 10 * This code is distributed in the hope that it will be useful, but WITHOUT | |
| 11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 13 * version 2 for more details (a copy is included in the LICENSE file that | |
| 14 * accompanied this code). | |
| 15 * | |
| 16 * You should have received a copy of the GNU General Public License version | |
| 17 * 2 along with this work; if not, write to the Free Software Foundation, | |
| 18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 19 * | |
| 20 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
| 21 * or visit www.oracle.com if you need additional information or have any | |
| 22 * questions. | |
| 23 * | |
| 24 */ | |
| 25 | |
| 1972 | 26 #include "precompiled.hpp" |
| 27 #include "oops/arrayOop.hpp" | |
| 28 #include "oops/oop.hpp" | |
| 29 #include "shark/llvmHeaders.hpp" | |
| 30 #include "shark/sharkContext.hpp" | |
| 31 #include "utilities/globalDefinitions.hpp" | |
| 7195 | 32 #include "memory/allocation.hpp" |
| 1692 | 33 |
| 34 using namespace llvm; | |
| 35 | |
| 36 SharkContext::SharkContext(const char* name) | |
| 37 : LLVMContext(), | |
| 38 _free_queue(NULL) { | |
| 39 // Create a module to build our functions into | |
| 40 _module = new Module(name, *this); | |
| 41 | |
| 42 // Create basic types | |
| 43 _void_type = Type::getVoidTy(*this); | |
| 44 _bit_type = Type::getInt1Ty(*this); | |
| 45 _jbyte_type = Type::getInt8Ty(*this); | |
| 46 _jshort_type = Type::getInt16Ty(*this); | |
| 47 _jint_type = Type::getInt32Ty(*this); | |
| 48 _jlong_type = Type::getInt64Ty(*this); | |
| 49 _jfloat_type = Type::getFloatTy(*this); | |
| 50 _jdouble_type = Type::getDoubleTy(*this); | |
| 51 | |
| 52 // Create compound types | |
| 53 _itableOffsetEntry_type = PointerType::getUnqual( | |
| 54 ArrayType::get(jbyte_type(), itableOffsetEntry::size() * wordSize)); | |
| 55 | |
| 7195 | 56 _Metadata_type = PointerType::getUnqual( |
| 57 ArrayType::get(jbyte_type(), sizeof(Metadata))); | |
| 58 | |
| 1692 | 59 _klass_type = PointerType::getUnqual( |
| 60 ArrayType::get(jbyte_type(), sizeof(Klass))); | |
| 61 | |
| 62 _jniEnv_type = PointerType::getUnqual( | |
| 63 ArrayType::get(jbyte_type(), sizeof(JNIEnv))); | |
| 64 | |
| 65 _jniHandleBlock_type = PointerType::getUnqual( | |
| 66 ArrayType::get(jbyte_type(), sizeof(JNIHandleBlock))); | |
| 67 | |
| 7195 | 68 _Method_type = PointerType::getUnqual( |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
1972
diff
changeset
|
69 ArrayType::get(jbyte_type(), sizeof(Method))); |
| 1692 | 70 |
| 71 _monitor_type = ArrayType::get( | |
| 72 jbyte_type(), frame::interpreter_frame_monitor_size() * wordSize); | |
| 73 | |
| 74 _oop_type = PointerType::getUnqual( | |
| 75 ArrayType::get(jbyte_type(), sizeof(oopDesc))); | |
| 76 | |
| 77 _thread_type = PointerType::getUnqual( | |
| 78 ArrayType::get(jbyte_type(), sizeof(JavaThread))); | |
| 79 | |
| 80 _zeroStack_type = PointerType::getUnqual( | |
| 81 ArrayType::get(jbyte_type(), sizeof(ZeroStack))); | |
| 82 | |
| 7195 | 83 std::vector<Type*> params; |
| 84 params.push_back(Method_type()); | |
| 1692 | 85 params.push_back(intptr_type()); |
| 86 params.push_back(thread_type()); | |
| 87 _entry_point_type = FunctionType::get(jint_type(), params, false); | |
| 88 | |
| 89 params.clear(); | |
| 7195 | 90 params.push_back(Method_type()); |
| 1692 | 91 params.push_back(PointerType::getUnqual(jbyte_type())); |
| 92 params.push_back(intptr_type()); | |
| 93 params.push_back(thread_type()); | |
| 94 _osr_entry_point_type = FunctionType::get(jint_type(), params, false); | |
| 95 | |
| 96 // Create mappings | |
| 97 for (int i = 0; i < T_CONFLICT; i++) { | |
| 98 switch (i) { | |
| 99 case T_BOOLEAN: | |
| 100 _to_stackType[i] = jint_type(); | |
| 101 _to_arrayType[i] = jbyte_type(); | |
| 102 break; | |
| 103 | |
| 104 case T_BYTE: | |
| 105 _to_stackType[i] = jint_type(); | |
| 106 _to_arrayType[i] = jbyte_type(); | |
| 107 break; | |
| 108 | |
| 109 case T_CHAR: | |
| 110 _to_stackType[i] = jint_type(); | |
| 111 _to_arrayType[i] = jshort_type(); | |
| 112 break; | |
| 113 | |
| 114 case T_SHORT: | |
| 115 _to_stackType[i] = jint_type(); | |
| 116 _to_arrayType[i] = jshort_type(); | |
| 117 break; | |
| 118 | |
| 119 case T_INT: | |
| 120 _to_stackType[i] = jint_type(); | |
| 121 _to_arrayType[i] = jint_type(); | |
| 122 break; | |
| 123 | |
| 124 case T_LONG: | |
| 125 _to_stackType[i] = jlong_type(); | |
| 126 _to_arrayType[i] = jlong_type(); | |
| 127 break; | |
| 128 | |
| 129 case T_FLOAT: | |
| 130 _to_stackType[i] = jfloat_type(); | |
| 131 _to_arrayType[i] = jfloat_type(); | |
| 132 break; | |
| 133 | |
| 134 case T_DOUBLE: | |
| 135 _to_stackType[i] = jdouble_type(); | |
| 136 _to_arrayType[i] = jdouble_type(); | |
| 137 break; | |
| 138 | |
| 139 case T_OBJECT: | |
| 140 case T_ARRAY: | |
| 141 _to_stackType[i] = oop_type(); | |
| 142 _to_arrayType[i] = oop_type(); | |
| 143 break; | |
| 144 | |
| 145 case T_ADDRESS: | |
| 146 _to_stackType[i] = intptr_type(); | |
| 147 _to_arrayType[i] = NULL; | |
| 148 break; | |
| 149 | |
| 150 default: | |
| 151 _to_stackType[i] = NULL; | |
| 152 _to_arrayType[i] = NULL; | |
| 153 } | |
| 154 } | |
| 155 } | |
| 156 | |
| 7195 | 157 class SharkFreeQueueItem : public CHeapObj<mtNone> { |
| 1692 | 158 public: |
| 159 SharkFreeQueueItem(llvm::Function* function, SharkFreeQueueItem *next) | |
| 160 : _function(function), _next(next) {} | |
| 161 | |
| 162 private: | |
| 163 llvm::Function* _function; | |
| 164 SharkFreeQueueItem* _next; | |
| 165 | |
| 166 public: | |
| 167 llvm::Function* function() const { | |
| 168 return _function; | |
| 169 } | |
| 170 SharkFreeQueueItem* next() const { | |
| 171 return _next; | |
| 172 } | |
| 173 }; | |
| 174 | |
| 175 void SharkContext::push_to_free_queue(Function* function) { | |
| 176 _free_queue = new SharkFreeQueueItem(function, _free_queue); | |
| 177 } | |
| 178 | |
| 179 Function* SharkContext::pop_from_free_queue() { | |
| 180 if (_free_queue == NULL) | |
| 181 return NULL; | |
| 182 | |
| 183 SharkFreeQueueItem *item = _free_queue; | |
| 184 Function *function = item->function(); | |
| 185 _free_queue = item->next(); | |
| 186 delete item; | |
| 187 return function; | |
| 188 } |