Mercurial > hg > truffle
annotate src/share/vm/shark/sharkContext.cpp @ 14702:d4dd5204c0aa
Merge
author | ehelin |
---|---|
date | Fri, 14 Mar 2014 13:27:18 +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 } |