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comparison src/share/vm/shark/sharkMemoryManager.cpp @ 1692:d2ede61b7a12

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6976186: integrate Shark HotSpot changes Summary: Shark is a JIT compiler for Zero that uses the LLVM compiler infrastructure. Reviewed-by: kvn, twisti Contributed-by: Gary Benson <gbenson@redhat.com>
author twisti
date Wed, 11 Aug 2010 05:51:21 -0700
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children f95d63e2154a
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1691:4a665be40fd3 1692:d2ede61b7a12
1 /*
2 * Copyright (c) 1999, 2007, Oracle and/or its affiliates. All rights reserved.
3 * Copyright 2009 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
26 #include "incls/_precompiled.incl"
27 #include "incls/_sharkMemoryManager.cpp.incl"
28
29 using namespace llvm;
30
31 void SharkMemoryManager::AllocateGOT() {
32 mm()->AllocateGOT();
33 }
34
35 unsigned char* SharkMemoryManager::getGOTBase() const {
36 return mm()->getGOTBase();
37 }
38
39 unsigned char* SharkMemoryManager::allocateStub(const GlobalValue* F,
40 unsigned StubSize,
41 unsigned Alignment) {
42 return mm()->allocateStub(F, StubSize, Alignment);
43 }
44
45 unsigned char* SharkMemoryManager::startFunctionBody(const Function* F,
46 uintptr_t& ActualSize) {
47 return mm()->startFunctionBody(F, ActualSize);
48 }
49
50 void SharkMemoryManager::endFunctionBody(const Function* F,
51 unsigned char* FunctionStart,
52 unsigned char* FunctionEnd) {
53 mm()->endFunctionBody(F, FunctionStart, FunctionEnd);
54
55 SharkEntry *entry = get_entry_for_function(F);
56 if (entry != NULL)
57 entry->set_code_limit(FunctionEnd);
58 }
59
60 unsigned char* SharkMemoryManager::startExceptionTable(const Function* F,
61 uintptr_t& ActualSize) {
62 return mm()->startExceptionTable(F, ActualSize);
63 }
64
65 void SharkMemoryManager::endExceptionTable(const Function* F,
66 unsigned char* TableStart,
67 unsigned char* TableEnd,
68 unsigned char* FrameRegister) {
69 mm()->endExceptionTable(F, TableStart, TableEnd, FrameRegister);
70 }
71
72 void SharkMemoryManager::setMemoryWritable() {
73 mm()->setMemoryWritable();
74 }
75
76 void SharkMemoryManager::setMemoryExecutable() {
77 mm()->setMemoryExecutable();
78 }
79
80 #if SHARK_LLVM_VERSION >= 27
81 void SharkMemoryManager::deallocateExceptionTable(void *ptr) {
82 mm()->deallocateExceptionTable(ptr);
83 }
84
85 void SharkMemoryManager::deallocateFunctionBody(void *ptr) {
86 mm()->deallocateFunctionBody(ptr);
87 }
88 #else
89 void SharkMemoryManager::deallocateMemForFunction(const Function* F) {
90 return mm()->deallocateMemForFunction(F);
91 }
92 #endif
93
94 uint8_t* SharkMemoryManager::allocateGlobal(uintptr_t Size,
95 unsigned int Alignment) {
96 return mm()->allocateGlobal(Size, Alignment);
97 }
98
99 #if SHARK_LLVM_VERSION < 27
100 void* SharkMemoryManager::getDlsymTable() const {
101 return mm()->getDlsymTable();
102 }
103
104 void SharkMemoryManager::SetDlsymTable(void *ptr) {
105 mm()->SetDlsymTable(ptr);
106 }
107 #endif
108
109 void SharkMemoryManager::setPoisonMemory(bool poison) {
110 mm()->setPoisonMemory(poison);
111 }
112
113 unsigned char *SharkMemoryManager::allocateSpace(intptr_t Size,
114 unsigned int Alignment) {
115 return mm()->allocateSpace(Size, Alignment);
116 }