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annotate src/share/vm/prims/whitebox.cpp @ 13060:8f07aa079343

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8016309: assert(eden_size > 0 && survivor_size > 0) failed: just checking 7057939: jmap shows MaxNewSize=4GB when Java is using parallel collector Summary: Major cleanup of the collectorpolicy classes Reviewed-by: tschatzl, jcoomes
author jwilhelm
date Fri, 01 Nov 2013 17:09:38 +0100
parents 40136aa2cdb1
children 755c423791ab
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1 /*
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2 * Copyright (c) 2012, 2013, Oracle and/or its affiliates. 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 *
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23 */
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24
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25 #include "precompiled.hpp"
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26
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27 #include "memory/universe.hpp"
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28 #include "oops/oop.inline.hpp"
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29
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30 #include "classfile/symbolTable.hpp"
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31 #include "classfile/classLoaderData.hpp"
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32
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33 #include "prims/whitebox.hpp"
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34 #include "prims/wbtestmethods/parserTests.hpp"
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35
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36 #include "runtime/arguments.hpp"
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37 #include "runtime/interfaceSupport.hpp"
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38 #include "runtime/os.hpp"
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39 #include "utilities/debug.hpp"
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40 #include "utilities/macros.hpp"
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41 #include "utilities/exceptions.hpp"
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42
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43 #if INCLUDE_ALL_GCS
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44 #include "gc_implementation/g1/concurrentMark.hpp"
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45 #include "gc_implementation/g1/g1CollectedHeap.inline.hpp"
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46 #include "gc_implementation/g1/heapRegionRemSet.hpp"
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47 #endif // INCLUDE_ALL_GCS
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48
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49 #ifdef INCLUDE_NMT
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50 #include "services/memTracker.hpp"
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51 #endif // INCLUDE_NMT
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52
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53 #include "compiler/compileBroker.hpp"
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54 #include "runtime/compilationPolicy.hpp"
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55
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56 bool WhiteBox::_used = false;
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57
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58 WB_ENTRY(jlong, WB_GetObjectAddress(JNIEnv* env, jobject o, jobject obj))
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59 return (jlong)(void*)JNIHandles::resolve(obj);
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60 WB_END
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61
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62 WB_ENTRY(jint, WB_GetHeapOopSize(JNIEnv* env, jobject o))
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63 return heapOopSize;
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64 WB_END
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65
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66
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67 class WBIsKlassAliveClosure : public KlassClosure {
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68 Symbol* _name;
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69 bool _found;
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70 public:
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71 WBIsKlassAliveClosure(Symbol* name) : _name(name), _found(false) {}
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72
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73 void do_klass(Klass* k) {
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74 if (_found) return;
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75 Symbol* ksym = k->name();
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76 if (ksym->fast_compare(_name) == 0) {
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77 _found = true;
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78 }
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79 }
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80
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81 bool found() const {
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82 return _found;
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83 }
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84 };
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85
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86 WB_ENTRY(jboolean, WB_IsClassAlive(JNIEnv* env, jobject target, jstring name))
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87 Handle h_name = JNIHandles::resolve(name);
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88 if (h_name.is_null()) return false;
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89 Symbol* sym = java_lang_String::as_symbol(h_name, CHECK_false);
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90 TempNewSymbol tsym(sym); // Make sure to decrement reference count on sym on return
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91
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92 WBIsKlassAliveClosure closure(sym);
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93 ClassLoaderDataGraph::classes_do(&closure);
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94
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95 return closure.found();
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96 WB_END
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97
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98 WB_ENTRY(jlong, WB_GetCompressedOopsMaxHeapSize(JNIEnv* env, jobject o)) {
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99 return (jlong)Arguments::max_heap_for_compressed_oops();
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100 }
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101 WB_END
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102
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103 WB_ENTRY(void, WB_PrintHeapSizes(JNIEnv* env, jobject o)) {
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104 CollectorPolicy * p = Universe::heap()->collector_policy();
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105 gclog_or_tty->print_cr("Minimum heap "SIZE_FORMAT" Initial heap "
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106 SIZE_FORMAT" Maximum heap "SIZE_FORMAT" Min alignment "SIZE_FORMAT" Max alignment "SIZE_FORMAT,
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107 p->min_heap_byte_size(), p->initial_heap_byte_size(), p->max_heap_byte_size(),
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108 p->space_alignment(), p->heap_alignment());
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109 }
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110 WB_END
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111
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112 #if INCLUDE_ALL_GCS
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113 WB_ENTRY(jboolean, WB_G1IsHumongous(JNIEnv* env, jobject o, jobject obj))
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114 G1CollectedHeap* g1 = G1CollectedHeap::heap();
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115 oop result = JNIHandles::resolve(obj);
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116 const HeapRegion* hr = g1->heap_region_containing(result);
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117 return hr->isHumongous();
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118 WB_END
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119
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120 WB_ENTRY(jlong, WB_G1NumFreeRegions(JNIEnv* env, jobject o))
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121 G1CollectedHeap* g1 = G1CollectedHeap::heap();
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122 size_t nr = g1->free_regions();
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123 return (jlong)nr;
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124 WB_END
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125
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126 WB_ENTRY(jboolean, WB_G1InConcurrentMark(JNIEnv* env, jobject o))
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127 G1CollectedHeap* g1 = G1CollectedHeap::heap();
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128 ConcurrentMark* cm = g1->concurrent_mark();
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129 return cm->concurrent_marking_in_progress();
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130 WB_END
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131
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132 WB_ENTRY(jint, WB_G1RegionSize(JNIEnv* env, jobject o))
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133 return (jint)HeapRegion::GrainBytes;
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134 WB_END
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135 #endif // INCLUDE_ALL_GCS
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136
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137 #if INCLUDE_NMT
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138 // Alloc memory using the test memory type so that we can use that to see if
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139 // NMT picks it up correctly
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140 WB_ENTRY(jlong, WB_NMTMalloc(JNIEnv* env, jobject o, jlong size))
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141 jlong addr = 0;
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142
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143 if (MemTracker::is_on() && !MemTracker::shutdown_in_progress()) {
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144 addr = (jlong)(uintptr_t)os::malloc(size, mtTest);
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145 }
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146
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147 return addr;
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148 WB_END
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149
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150 // Free the memory allocated by NMTAllocTest
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151 WB_ENTRY(void, WB_NMTFree(JNIEnv* env, jobject o, jlong mem))
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152 os::free((void*)(uintptr_t)mem, mtTest);
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153 WB_END
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154
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155 WB_ENTRY(jlong, WB_NMTReserveMemory(JNIEnv* env, jobject o, jlong size))
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156 jlong addr = 0;
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157
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158 if (MemTracker::is_on() && !MemTracker::shutdown_in_progress()) {
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159 addr = (jlong)(uintptr_t)os::reserve_memory(size);
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160 MemTracker::record_virtual_memory_type((address)addr, mtTest);
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161 }
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162
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163 return addr;
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164 WB_END
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165
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166
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167 WB_ENTRY(void, WB_NMTCommitMemory(JNIEnv* env, jobject o, jlong addr, jlong size))
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168 os::commit_memory((char *)(uintptr_t)addr, size, !ExecMem);
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169 MemTracker::record_virtual_memory_type((address)(uintptr_t)addr, mtTest);
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170 WB_END
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171
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172 WB_ENTRY(void, WB_NMTUncommitMemory(JNIEnv* env, jobject o, jlong addr, jlong size))
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173 os::uncommit_memory((char *)(uintptr_t)addr, size);
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174 WB_END
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175
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176 WB_ENTRY(void, WB_NMTReleaseMemory(JNIEnv* env, jobject o, jlong addr, jlong size))
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177 os::release_memory((char *)(uintptr_t)addr, size);
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178 WB_END
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179
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180 // Block until the current generation of NMT data to be merged, used to reliably test the NMT feature
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181 WB_ENTRY(jboolean, WB_NMTWaitForDataMerge(JNIEnv* env))
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182
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183 if (!MemTracker::is_on() || MemTracker::shutdown_in_progress()) {
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184 return false;
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185 }
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186
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187 return MemTracker::wbtest_wait_for_data_merge();
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188 WB_END
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189
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190 WB_ENTRY(jboolean, WB_NMTIsDetailSupported(JNIEnv* env))
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191 return MemTracker::tracking_level() == MemTracker::NMT_detail;
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192 WB_END
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193
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194 #endif // INCLUDE_NMT
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195
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196 static jmethodID reflected_method_to_jmid(JavaThread* thread, JNIEnv* env, jobject method) {
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197 assert(method != NULL, "method should not be null");
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198 ThreadToNativeFromVM ttn(thread);
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199 return env->FromReflectedMethod(method);
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200 }
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201
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202 WB_ENTRY(void, WB_DeoptimizeAll(JNIEnv* env, jobject o))
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203 MutexLockerEx mu(Compile_lock);
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204 CodeCache::mark_all_nmethods_for_deoptimization();
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205 VM_Deoptimize op;
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206 VMThread::execute(&op);
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207 WB_END
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208
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209 WB_ENTRY(jint, WB_DeoptimizeMethod(JNIEnv* env, jobject o, jobject method, jboolean is_osr))
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210 jmethodID jmid = reflected_method_to_jmid(thread, env, method);
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211 MutexLockerEx mu(Compile_lock);
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212 methodHandle mh(THREAD, Method::checked_resolve_jmethod_id(jmid));
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213 int result = 0;
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214 nmethod* code;
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215 if (is_osr) {
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216 int bci = InvocationEntryBci;
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217 while ((code = mh->lookup_osr_nmethod_for(bci, CompLevel_none, false)) != NULL) {
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218 code->mark_for_deoptimization();
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219 ++result;
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220 bci = code->osr_entry_bci() + 1;
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221 }
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222 } else {
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223 code = mh->code();
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224 }
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225 if (code != NULL) {
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226 code->mark_for_deoptimization();
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227 ++result;
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228 }
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229 result += CodeCache::mark_for_deoptimization(mh());
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230 if (result > 0) {
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diff changeset
231 VM_Deoptimize op;
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232 VMThread::execute(&op);
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233 }
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234 return result;
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235 WB_END
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236
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237 WB_ENTRY(jboolean, WB_IsMethodCompiled(JNIEnv* env, jobject o, jobject method, jboolean is_osr))
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238 jmethodID jmid = reflected_method_to_jmid(thread, env, method);
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diff changeset
239 MutexLockerEx mu(Compile_lock);
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240 methodHandle mh(THREAD, Method::checked_resolve_jmethod_id(jmid));
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diff changeset
241 nmethod* code = is_osr ? mh->lookup_osr_nmethod_for(InvocationEntryBci, CompLevel_none, false) : mh->code();
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242 if (code == NULL) {
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diff changeset
243 return JNI_FALSE;
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244 }
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diff changeset
245 return (code->is_alive() && !code->is_marked_for_deoptimization());
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246 WB_END
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247
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248 WB_ENTRY(jboolean, WB_IsMethodCompilable(JNIEnv* env, jobject o, jobject method, jint comp_level, jboolean is_osr))
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249 jmethodID jmid = reflected_method_to_jmid(thread, env, method);
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250 MutexLockerEx mu(Compile_lock);
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diff changeset
251 methodHandle mh(THREAD, Method::checked_resolve_jmethod_id(jmid));
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252 if (is_osr) {
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diff changeset
253 return CompilationPolicy::can_be_osr_compiled(mh, comp_level);
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254 } else {
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255 return CompilationPolicy::can_be_compiled(mh, comp_level);
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diff changeset
256 }
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diff changeset
257 WB_END
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diff changeset
258
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diff changeset
259 WB_ENTRY(jboolean, WB_IsMethodQueuedForCompilation(JNIEnv* env, jobject o, jobject method))
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260 jmethodID jmid = reflected_method_to_jmid(thread, env, method);
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diff changeset
261 MutexLockerEx mu(Compile_lock);
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262 methodHandle mh(THREAD, Method::checked_resolve_jmethod_id(jmid));
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263 return mh->queued_for_compilation();
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264 WB_END
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265
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diff changeset
266 WB_ENTRY(jint, WB_GetMethodCompilationLevel(JNIEnv* env, jobject o, jobject method, jboolean is_osr))
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267 jmethodID jmid = reflected_method_to_jmid(thread, env, method);
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268 methodHandle mh(THREAD, Method::checked_resolve_jmethod_id(jmid));
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269 nmethod* code = is_osr ? mh->lookup_osr_nmethod_for(InvocationEntryBci, CompLevel_none, false) : mh->code();
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diff changeset
270 return (code != NULL ? code->comp_level() : CompLevel_none);
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diff changeset
271 WB_END
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diff changeset
272
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273 WB_ENTRY(void, WB_MakeMethodNotCompilable(JNIEnv* env, jobject o, jobject method, jint comp_level, jboolean is_osr))
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diff changeset
274 jmethodID jmid = reflected_method_to_jmid(thread, env, method);
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diff changeset
275 methodHandle mh(THREAD, Method::checked_resolve_jmethod_id(jmid));
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276 if (is_osr) {
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diff changeset
277 mh->set_not_osr_compilable(comp_level, true /* report */, "WhiteBox");
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diff changeset
278 } else {
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279 mh->set_not_compilable(comp_level, true /* report */, "WhiteBox");
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280 }
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281 WB_END
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282
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diff changeset
283 WB_ENTRY(jint, WB_GetMethodEntryBci(JNIEnv* env, jobject o, jobject method))
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diff changeset
284 jmethodID jmid = reflected_method_to_jmid(thread, env, method);
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diff changeset
285 methodHandle mh(THREAD, Method::checked_resolve_jmethod_id(jmid));
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diff changeset
286 nmethod* code = mh->lookup_osr_nmethod_for(InvocationEntryBci, CompLevel_none, false);
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diff changeset
287 return (code != NULL && code->is_osr_method() ? code->osr_entry_bci() : InvocationEntryBci);
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288 WB_END
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diff changeset
289
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diff changeset
290 WB_ENTRY(jboolean, WB_TestSetDontInlineMethod(JNIEnv* env, jobject o, jobject method, jboolean value))
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291 jmethodID jmid = reflected_method_to_jmid(thread, env, method);
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292 methodHandle mh(THREAD, Method::checked_resolve_jmethod_id(jmid));
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diff changeset
293 bool result = mh->dont_inline();
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294 mh->set_dont_inline(value == JNI_TRUE);
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295 return result;
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296 WB_END
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297
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298 WB_ENTRY(jint, WB_GetCompileQueueSize(JNIEnv* env, jobject o, jint comp_level))
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diff changeset
299 if (comp_level == CompLevel_any) {
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diff changeset
300 return CompileBroker::queue_size(CompLevel_full_optimization) /* C2 */ +
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diff changeset
301 CompileBroker::queue_size(CompLevel_full_profile) /* C1 */;
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302 } else {
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diff changeset
303 return CompileBroker::queue_size(comp_level);
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diff changeset
304 }
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305 WB_END
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parents: 8003
diff changeset
306
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diff changeset
307 WB_ENTRY(jboolean, WB_TestSetForceInlineMethod(JNIEnv* env, jobject o, jobject method, jboolean value))
b84fd7d73702 8007288: Additional WB API for compiler's testing
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diff changeset
308 jmethodID jmid = reflected_method_to_jmid(thread, env, method);
b84fd7d73702 8007288: Additional WB API for compiler's testing
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parents: 8850
diff changeset
309 methodHandle mh(THREAD, Method::checked_resolve_jmethod_id(jmid));
b84fd7d73702 8007288: Additional WB API for compiler's testing
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diff changeset
310 bool result = mh->force_inline();
b84fd7d73702 8007288: Additional WB API for compiler's testing
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diff changeset
311 mh->set_force_inline(value == JNI_TRUE);
b84fd7d73702 8007288: Additional WB API for compiler's testing
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parents: 8850
diff changeset
312 return result;
b84fd7d73702 8007288: Additional WB API for compiler's testing
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313 WB_END
b84fd7d73702 8007288: Additional WB API for compiler's testing
iignatyev
parents: 8850
diff changeset
314
12073
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diff changeset
315 WB_ENTRY(jboolean, WB_EnqueueMethodForCompilation(JNIEnv* env, jobject o, jobject method, jint comp_level, jint bci))
9080
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316 jmethodID jmid = reflected_method_to_jmid(thread, env, method);
b84fd7d73702 8007288: Additional WB API for compiler's testing
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diff changeset
317 methodHandle mh(THREAD, Method::checked_resolve_jmethod_id(jmid));
12073
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iignatyev
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diff changeset
318 nmethod* nm = CompileBroker::compile_method(mh, bci, comp_level, mh, mh->invocation_count(), "WhiteBox", THREAD);
9080
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319 MutexLockerEx mu(Compile_lock);
b84fd7d73702 8007288: Additional WB API for compiler's testing
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diff changeset
320 return (mh->queued_for_compilation() || nm != NULL);
b84fd7d73702 8007288: Additional WB API for compiler's testing
iignatyev
parents: 8850
diff changeset
321 WB_END
b84fd7d73702 8007288: Additional WB API for compiler's testing
iignatyev
parents: 8850
diff changeset
322
b84fd7d73702 8007288: Additional WB API for compiler's testing
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parents: 8850
diff changeset
323 WB_ENTRY(void, WB_ClearMethodState(JNIEnv* env, jobject o, jobject method))
b84fd7d73702 8007288: Additional WB API for compiler's testing
iignatyev
parents: 8850
diff changeset
324 jmethodID jmid = reflected_method_to_jmid(thread, env, method);
b84fd7d73702 8007288: Additional WB API for compiler's testing
iignatyev
parents: 8850
diff changeset
325 methodHandle mh(THREAD, Method::checked_resolve_jmethod_id(jmid));
b84fd7d73702 8007288: Additional WB API for compiler's testing
iignatyev
parents: 8850
diff changeset
326 MutexLockerEx mu(Compile_lock);
b84fd7d73702 8007288: Additional WB API for compiler's testing
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parents: 8850
diff changeset
327 MethodData* mdo = mh->method_data();
10107
jiangli
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diff changeset
328 MethodCounters* mcs = mh->method_counters();
9080
b84fd7d73702 8007288: Additional WB API for compiler's testing
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diff changeset
329
b84fd7d73702 8007288: Additional WB API for compiler's testing
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diff changeset
330 if (mdo != NULL) {
b84fd7d73702 8007288: Additional WB API for compiler's testing
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parents: 8850
diff changeset
331 mdo->init();
b84fd7d73702 8007288: Additional WB API for compiler's testing
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diff changeset
332 ResourceMark rm;
b84fd7d73702 8007288: Additional WB API for compiler's testing
iignatyev
parents: 8850
diff changeset
333 int arg_count = mdo->method()->size_of_parameters();
b84fd7d73702 8007288: Additional WB API for compiler's testing
iignatyev
parents: 8850
diff changeset
334 for (int i = 0; i < arg_count; i++) {
b84fd7d73702 8007288: Additional WB API for compiler's testing
iignatyev
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diff changeset
335 mdo->set_arg_modified(i, 0);
b84fd7d73702 8007288: Additional WB API for compiler's testing
iignatyev
parents: 8850
diff changeset
336 }
b84fd7d73702 8007288: Additional WB API for compiler's testing
iignatyev
parents: 8850
diff changeset
337 }
b84fd7d73702 8007288: Additional WB API for compiler's testing
iignatyev
parents: 8850
diff changeset
338
b84fd7d73702 8007288: Additional WB API for compiler's testing
iignatyev
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diff changeset
339 mh->clear_not_c1_compilable();
b84fd7d73702 8007288: Additional WB API for compiler's testing
iignatyev
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diff changeset
340 mh->clear_not_c2_compilable();
b84fd7d73702 8007288: Additional WB API for compiler's testing
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diff changeset
341 mh->clear_not_c2_osr_compilable();
b84fd7d73702 8007288: Additional WB API for compiler's testing
iignatyev
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diff changeset
342 NOT_PRODUCT(mh->set_compiled_invocation_count(0));
10107
jiangli
parents: 9085
diff changeset
343 if (mcs != NULL) {
jiangli
parents: 9085
diff changeset
344 mcs->backedge_counter()->init();
jiangli
parents: 9085
diff changeset
345 mcs->invocation_counter()->init();
jiangli
parents: 9085
diff changeset
346 mcs->set_interpreter_invocation_count(0);
jiangli
parents: 9085
diff changeset
347 mcs->set_interpreter_throwout_count(0);
9080
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diff changeset
348
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iignatyev
parents: 8850
diff changeset
349 #ifdef TIERED
10107
jiangli
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diff changeset
350 mcs->set_rate(0.0F);
jiangli
parents: 9085
diff changeset
351 mh->set_prev_event_count(0, THREAD);
jiangli
parents: 9085
diff changeset
352 mh->set_prev_time(0, THREAD);
9080
b84fd7d73702 8007288: Additional WB API for compiler's testing
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diff changeset
353 #endif
10107
jiangli
parents: 9085
diff changeset
354 }
9080
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iignatyev
parents: 8850
diff changeset
355 WB_END
b84fd7d73702 8007288: Additional WB API for compiler's testing
iignatyev
parents: 8850
diff changeset
356
8850
ede380e13960 8009763: Add WB test for String.intern()
mgerdin
parents: 8051
diff changeset
357 WB_ENTRY(jboolean, WB_IsInStringTable(JNIEnv* env, jobject o, jstring javaString))
ede380e13960 8009763: Add WB test for String.intern()
mgerdin
parents: 8051
diff changeset
358 ResourceMark rm(THREAD);
ede380e13960 8009763: Add WB test for String.intern()
mgerdin
parents: 8051
diff changeset
359 int len;
10155
f258c5828eb8 8011773: Some tests on Interned String crashed JVM with OOM
hseigel
parents: 10116
diff changeset
360 jchar* name = java_lang_String::as_unicode_string(JNIHandles::resolve(javaString), len, CHECK_false);
f258c5828eb8 8011773: Some tests on Interned String crashed JVM with OOM
hseigel
parents: 10116
diff changeset
361 return (StringTable::lookup(name, len) != NULL);
8850
ede380e13960 8009763: Add WB test for String.intern()
mgerdin
parents: 8051
diff changeset
362 WB_END
ede380e13960 8009763: Add WB test for String.intern()
mgerdin
parents: 8051
diff changeset
363
ede380e13960 8009763: Add WB test for String.intern()
mgerdin
parents: 8051
diff changeset
364 WB_ENTRY(void, WB_FullGC(JNIEnv* env, jobject o))
ede380e13960 8009763: Add WB test for String.intern()
mgerdin
parents: 8051
diff changeset
365 Universe::heap()->collector_policy()->set_should_clear_all_soft_refs(true);
ede380e13960 8009763: Add WB test for String.intern()
mgerdin
parents: 8051
diff changeset
366 Universe::heap()->collect(GCCause::_last_ditch_collection);
ede380e13960 8009763: Add WB test for String.intern()
mgerdin
parents: 8051
diff changeset
367 WB_END
ede380e13960 8009763: Add WB test for String.intern()
mgerdin
parents: 8051
diff changeset
368
10157
f32b6c267d2e 8012015: Use PROT_NONE when reserving memory
mikael
parents: 10155
diff changeset
369
10341
f54c85acc043 8013726: runtime/memory/ReserveMemory.java fails due to 'assert(bytes % os::vm_allocation_granularity() == 0) failed: reserve block size'
mikael
parents: 10241
diff changeset
370 WB_ENTRY(void, WB_ReadReservedMemory(JNIEnv* env, jobject o))
f54c85acc043 8013726: runtime/memory/ReserveMemory.java fails due to 'assert(bytes % os::vm_allocation_granularity() == 0) failed: reserve block size'
mikael
parents: 10241
diff changeset
371 // static+volatile in order to force the read to happen
f54c85acc043 8013726: runtime/memory/ReserveMemory.java fails due to 'assert(bytes % os::vm_allocation_granularity() == 0) failed: reserve block size'
mikael
parents: 10241
diff changeset
372 // (not be eliminated by the compiler)
f54c85acc043 8013726: runtime/memory/ReserveMemory.java fails due to 'assert(bytes % os::vm_allocation_granularity() == 0) failed: reserve block size'
mikael
parents: 10241
diff changeset
373 static char c;
f54c85acc043 8013726: runtime/memory/ReserveMemory.java fails due to 'assert(bytes % os::vm_allocation_granularity() == 0) failed: reserve block size'
mikael
parents: 10241
diff changeset
374 static volatile char* p;
f54c85acc043 8013726: runtime/memory/ReserveMemory.java fails due to 'assert(bytes % os::vm_allocation_granularity() == 0) failed: reserve block size'
mikael
parents: 10241
diff changeset
375
f54c85acc043 8013726: runtime/memory/ReserveMemory.java fails due to 'assert(bytes % os::vm_allocation_granularity() == 0) failed: reserve block size'
mikael
parents: 10241
diff changeset
376 p = os::reserve_memory(os::vm_allocation_granularity(), NULL, 0);
f54c85acc043 8013726: runtime/memory/ReserveMemory.java fails due to 'assert(bytes % os::vm_allocation_granularity() == 0) failed: reserve block size'
mikael
parents: 10241
diff changeset
377 if (p == NULL) {
f54c85acc043 8013726: runtime/memory/ReserveMemory.java fails due to 'assert(bytes % os::vm_allocation_granularity() == 0) failed: reserve block size'
mikael
parents: 10241
diff changeset
378 THROW_MSG(vmSymbols::java_lang_OutOfMemoryError(), "Failed to reserve memory");
f54c85acc043 8013726: runtime/memory/ReserveMemory.java fails due to 'assert(bytes % os::vm_allocation_granularity() == 0) failed: reserve block size'
mikael
parents: 10241
diff changeset
379 }
f54c85acc043 8013726: runtime/memory/ReserveMemory.java fails due to 'assert(bytes % os::vm_allocation_granularity() == 0) failed: reserve block size'
mikael
parents: 10241
diff changeset
380
f54c85acc043 8013726: runtime/memory/ReserveMemory.java fails due to 'assert(bytes % os::vm_allocation_granularity() == 0) failed: reserve block size'
mikael
parents: 10241
diff changeset
381 c = *p;
10157
f32b6c267d2e 8012015: Use PROT_NONE when reserving memory
mikael
parents: 10155
diff changeset
382 WB_END
f32b6c267d2e 8012015: Use PROT_NONE when reserving memory
mikael
parents: 10155
diff changeset
383
5978
51612f0c0a79 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 5915
diff changeset
384 //Some convenience methods to deal with objects from java
51612f0c0a79 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 5915
diff changeset
385 int WhiteBox::offset_for_field(const char* field_name, oop object,
51612f0c0a79 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 5915
diff changeset
386 Symbol* signature_symbol) {
51612f0c0a79 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 5915
diff changeset
387 assert(field_name != NULL && strlen(field_name) > 0, "Field name not valid");
51612f0c0a79 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 5915
diff changeset
388 Thread* THREAD = Thread::current();
51612f0c0a79 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 5915
diff changeset
389
51612f0c0a79 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 5915
diff changeset
390 //Get the class of our object
6725
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 6202
diff changeset
391 Klass* arg_klass = object->klass();
5978
51612f0c0a79 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 5915
diff changeset
392 //Turn it into an instance-klass
6725
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 6202
diff changeset
393 InstanceKlass* ik = InstanceKlass::cast(arg_klass);
5978
51612f0c0a79 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 5915
diff changeset
394
51612f0c0a79 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 5915
diff changeset
395 //Create symbols to look for in the class
51612f0c0a79 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 5915
diff changeset
396 TempNewSymbol name_symbol = SymbolTable::lookup(field_name, (int) strlen(field_name),
51612f0c0a79 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 5915
diff changeset
397 THREAD);
51612f0c0a79 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 5915
diff changeset
398
51612f0c0a79 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 5915
diff changeset
399 //To be filled in with an offset of the field we're looking for
51612f0c0a79 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 5915
diff changeset
400 fieldDescriptor fd;
51612f0c0a79 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 5915
diff changeset
401
6725
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 6202
diff changeset
402 Klass* res = ik->find_field(name_symbol, signature_symbol, &fd);
5978
51612f0c0a79 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 5915
diff changeset
403 if (res == NULL) {
51612f0c0a79 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 5915
diff changeset
404 tty->print_cr("Invalid layout of %s at %s", ik->external_name(),
51612f0c0a79 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 5915
diff changeset
405 name_symbol->as_C_string());
51612f0c0a79 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 5915
diff changeset
406 fatal("Invalid layout of preloaded class");
51612f0c0a79 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 5915
diff changeset
407 }
51612f0c0a79 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 5915
diff changeset
408
51612f0c0a79 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 5915
diff changeset
409 //fetch the field at the offset we've found
51612f0c0a79 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 5915
diff changeset
410 int dest_offset = fd.offset();
51612f0c0a79 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 5915
diff changeset
411
51612f0c0a79 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 5915
diff changeset
412 return dest_offset;
51612f0c0a79 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 5915
diff changeset
413 }
51612f0c0a79 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 5915
diff changeset
414
51612f0c0a79 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 5915
diff changeset
415
51612f0c0a79 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 5915
diff changeset
416 const char* WhiteBox::lookup_jstring(const char* field_name, oop object) {
51612f0c0a79 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 5915
diff changeset
417 int offset = offset_for_field(field_name, object,
51612f0c0a79 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 5915
diff changeset
418 vmSymbols::string_signature());
51612f0c0a79 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 5915
diff changeset
419 oop string = object->obj_field(offset);
6202
5a1f452f8f90 7178703: Fix handling of quoted arguments and better error messages in dcmd
sla
parents: 5978
diff changeset
420 if (string == NULL) {
5a1f452f8f90 7178703: Fix handling of quoted arguments and better error messages in dcmd
sla
parents: 5978
diff changeset
421 return NULL;
5a1f452f8f90 7178703: Fix handling of quoted arguments and better error messages in dcmd
sla
parents: 5978
diff changeset
422 }
5978
51612f0c0a79 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 5915
diff changeset
423 const char* ret = java_lang_String::as_utf8_string(string);
51612f0c0a79 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 5915
diff changeset
424 return ret;
51612f0c0a79 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 5915
diff changeset
425 }
51612f0c0a79 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 5915
diff changeset
426
51612f0c0a79 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 5915
diff changeset
427 bool WhiteBox::lookup_bool(const char* field_name, oop object) {
51612f0c0a79 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 5915
diff changeset
428 int offset =
51612f0c0a79 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 5915
diff changeset
429 offset_for_field(field_name, object, vmSymbols::bool_signature());
51612f0c0a79 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 5915
diff changeset
430 bool ret = (object->bool_field(offset) == JNI_TRUE);
51612f0c0a79 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 5915
diff changeset
431 return ret;
51612f0c0a79 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 5915
diff changeset
432 }
51612f0c0a79 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 5915
diff changeset
433
51612f0c0a79 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 5915
diff changeset
434
5915
2d503de963b3 7148152: Add whitebox testing API to HotSpot
mgerdin
parents:
diff changeset
435 #define CC (char*)
2d503de963b3 7148152: Add whitebox testing API to HotSpot
mgerdin
parents:
diff changeset
436
2d503de963b3 7148152: Add whitebox testing API to HotSpot
mgerdin
parents:
diff changeset
437 static JNINativeMethod methods[] = {
2d503de963b3 7148152: Add whitebox testing API to HotSpot
mgerdin
parents:
diff changeset
438 {CC"getObjectAddress", CC"(Ljava/lang/Object;)J", (void*)&WB_GetObjectAddress },
2d503de963b3 7148152: Add whitebox testing API to HotSpot
mgerdin
parents:
diff changeset
439 {CC"getHeapOopSize", CC"()I", (void*)&WB_GetHeapOopSize },
8051
12e01444ca2d 8006683: Add WhiteBox API to testing of compiler
iignatyev
parents: 8003
diff changeset
440 {CC"isClassAlive0", CC"(Ljava/lang/String;)Z", (void*)&WB_IsClassAlive },
12e01444ca2d 8006683: Add WhiteBox API to testing of compiler
iignatyev
parents: 8003
diff changeset
441 {CC"parseCommandLine",
12e01444ca2d 8006683: Add WhiteBox API to testing of compiler
iignatyev
parents: 8003
diff changeset
442 CC"(Ljava/lang/String;[Lsun/hotspot/parser/DiagnosticCommand;)[Ljava/lang/Object;",
5978
51612f0c0a79 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 5915
diff changeset
443 (void*) &WB_ParseCommandLine
51612f0c0a79 7148488: Whitebox tests for the Diagnostic Framework Parser
nloodin
parents: 5915
diff changeset
444 },
12233
40136aa2cdb1 8010722: assert: failed: heap size is too big for compressed oops
tschatzl
parents: 12118
diff changeset
445 {CC"getCompressedOopsMaxHeapSize", CC"()J",
40136aa2cdb1 8010722: assert: failed: heap size is too big for compressed oops
tschatzl
parents: 12118
diff changeset
446 (void*)&WB_GetCompressedOopsMaxHeapSize},
10241
d17700c82d7d 8006088: Incompatible heap size flags accepted by VM
tschatzl
parents: 10208
diff changeset
447 {CC"printHeapSizes", CC"()V", (void*)&WB_PrintHeapSizes },
8001
db9981fd3124 8005915: Unify SERIALGC and INCLUDE_ALTERNATE_GCS
jprovino
parents: 6725
diff changeset
448 #if INCLUDE_ALL_GCS
5915
2d503de963b3 7148152: Add whitebox testing API to HotSpot
mgerdin
parents:
diff changeset
449 {CC"g1InConcurrentMark", CC"()Z", (void*)&WB_G1InConcurrentMark},
2d503de963b3 7148152: Add whitebox testing API to HotSpot
mgerdin
parents:
diff changeset
450 {CC"g1IsHumongous", CC"(Ljava/lang/Object;)Z", (void*)&WB_G1IsHumongous },
2d503de963b3 7148152: Add whitebox testing API to HotSpot
mgerdin
parents:
diff changeset
451 {CC"g1NumFreeRegions", CC"()J", (void*)&WB_G1NumFreeRegions },
2d503de963b3 7148152: Add whitebox testing API to HotSpot
mgerdin
parents:
diff changeset
452 {CC"g1RegionSize", CC"()I", (void*)&WB_G1RegionSize },
8001
db9981fd3124 8005915: Unify SERIALGC and INCLUDE_ALTERNATE_GCS
jprovino
parents: 6725
diff changeset
453 #endif // INCLUDE_ALL_GCS
12118
5fd8e2fbafd4 8020829: JT_HS: 2 runtime NMT tests fail on platforms if NMT detail is not supported
cjplummer
parents: 12073
diff changeset
454 #if INCLUDE_NMT
9056
3b890cd4da64 8009125: Add NMT tests for Virtual Memory operations
ctornqvi
parents: 8850
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455 {CC"NMTMalloc", CC"(J)J", (void*)&WB_NMTMalloc },
3b890cd4da64 8009125: Add NMT tests for Virtual Memory operations
ctornqvi
parents: 8850
diff changeset
456 {CC"NMTFree", CC"(J)V", (void*)&WB_NMTFree },
3b890cd4da64 8009125: Add NMT tests for Virtual Memory operations
ctornqvi
parents: 8850
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457 {CC"NMTReserveMemory", CC"(J)J", (void*)&WB_NMTReserveMemory },
3b890cd4da64 8009125: Add NMT tests for Virtual Memory operations
ctornqvi
parents: 8850
diff changeset
458 {CC"NMTCommitMemory", CC"(JJ)V", (void*)&WB_NMTCommitMemory },
3b890cd4da64 8009125: Add NMT tests for Virtual Memory operations
ctornqvi
parents: 8850
diff changeset
459 {CC"NMTUncommitMemory", CC"(JJ)V", (void*)&WB_NMTUncommitMemory },
3b890cd4da64 8009125: Add NMT tests for Virtual Memory operations
ctornqvi
parents: 8850
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460 {CC"NMTReleaseMemory", CC"(JJ)V", (void*)&WB_NMTReleaseMemory },
3b890cd4da64 8009125: Add NMT tests for Virtual Memory operations
ctornqvi
parents: 8850
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461 {CC"NMTWaitForDataMerge", CC"()Z", (void*)&WB_NMTWaitForDataMerge},
12118
5fd8e2fbafd4 8020829: JT_HS: 2 runtime NMT tests fail on platforms if NMT detail is not supported
cjplummer
parents: 12073
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462 {CC"NMTIsDetailSupported",CC"()Z", (void*)&WB_NMTIsDetailSupported},
7971
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ctornqvi
parents: 6725
diff changeset
463 #endif // INCLUDE_NMT
8051
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iignatyev
parents: 8003
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464 {CC"deoptimizeAll", CC"()V", (void*)&WB_DeoptimizeAll },
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iignatyev
parents: 10969
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465 {CC"deoptimizeMethod", CC"(Ljava/lang/reflect/Executable;Z)I",
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iignatyev
parents: 8003
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466 (void*)&WB_DeoptimizeMethod },
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iignatyev
parents: 10969
diff changeset
467 {CC"isMethodCompiled", CC"(Ljava/lang/reflect/Executable;Z)Z",
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iignatyev
parents: 8003
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468 (void*)&WB_IsMethodCompiled },
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iignatyev
parents: 10969
diff changeset
469 {CC"isMethodCompilable", CC"(Ljava/lang/reflect/Executable;IZ)Z",
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iignatyev
parents: 8003
diff changeset
470 (void*)&WB_IsMethodCompilable},
12e01444ca2d 8006683: Add WhiteBox API to testing of compiler
iignatyev
parents: 8003
diff changeset
471 {CC"isMethodQueuedForCompilation",
10113
4b2eebe03f93 8011971: WB API doesn't accept j.l.reflect.Constructor
iignatyev
parents: 9085
diff changeset
472 CC"(Ljava/lang/reflect/Executable;)Z", (void*)&WB_IsMethodQueuedForCompilation},
8051
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iignatyev
parents: 8003
diff changeset
473 {CC"makeMethodNotCompilable",
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iignatyev
parents: 10969
diff changeset
474 CC"(Ljava/lang/reflect/Executable;IZ)V", (void*)&WB_MakeMethodNotCompilable},
9080
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iignatyev
parents: 8850
diff changeset
475 {CC"testSetDontInlineMethod",
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iignatyev
parents: 9085
diff changeset
476 CC"(Ljava/lang/reflect/Executable;Z)Z", (void*)&WB_TestSetDontInlineMethod},
8051
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iignatyev
parents: 8003
diff changeset
477 {CC"getMethodCompilationLevel",
12073
f99558245e5c 8022832: Add WB APIs for OSR compilation
iignatyev
parents: 10969
diff changeset
478 CC"(Ljava/lang/reflect/Executable;Z)I", (void*)&WB_GetMethodCompilationLevel},
f99558245e5c 8022832: Add WB APIs for OSR compilation
iignatyev
parents: 10969
diff changeset
479 {CC"getMethodEntryBci",
f99558245e5c 8022832: Add WB APIs for OSR compilation
iignatyev
parents: 10969
diff changeset
480 CC"(Ljava/lang/reflect/Executable;)I", (void*)&WB_GetMethodEntryBci},
f99558245e5c 8022832: Add WB APIs for OSR compilation
iignatyev
parents: 10969
diff changeset
481 {CC"getCompileQueueSize",
f99558245e5c 8022832: Add WB APIs for OSR compilation
iignatyev
parents: 10969
diff changeset
482 CC"(I)I", (void*)&WB_GetCompileQueueSize},
9080
b84fd7d73702 8007288: Additional WB API for compiler's testing
iignatyev
parents: 8850
diff changeset
483 {CC"testSetForceInlineMethod",
10113
4b2eebe03f93 8011971: WB API doesn't accept j.l.reflect.Constructor
iignatyev
parents: 9085
diff changeset
484 CC"(Ljava/lang/reflect/Executable;Z)Z", (void*)&WB_TestSetForceInlineMethod},
9080
b84fd7d73702 8007288: Additional WB API for compiler's testing
iignatyev
parents: 8850
diff changeset
485 {CC"enqueueMethodForCompilation",
12073
f99558245e5c 8022832: Add WB APIs for OSR compilation
iignatyev
parents: 10969
diff changeset
486 CC"(Ljava/lang/reflect/Executable;II)Z", (void*)&WB_EnqueueMethodForCompilation},
9080
b84fd7d73702 8007288: Additional WB API for compiler's testing
iignatyev
parents: 8850
diff changeset
487 {CC"clearMethodState",
10113
4b2eebe03f93 8011971: WB API doesn't accept j.l.reflect.Constructor
iignatyev
parents: 9085
diff changeset
488 CC"(Ljava/lang/reflect/Executable;)V", (void*)&WB_ClearMethodState},
8850
ede380e13960 8009763: Add WB test for String.intern()
mgerdin
parents: 8051
diff changeset
489 {CC"isInStringTable", CC"(Ljava/lang/String;)Z", (void*)&WB_IsInStringTable },
ede380e13960 8009763: Add WB test for String.intern()
mgerdin
parents: 8051
diff changeset
490 {CC"fullGC", CC"()V", (void*)&WB_FullGC },
10341
f54c85acc043 8013726: runtime/memory/ReserveMemory.java fails due to 'assert(bytes % os::vm_allocation_granularity() == 0) failed: reserve block size'
mikael
parents: 10241
diff changeset
491 {CC"readReservedMemory", CC"()V", (void*)&WB_ReadReservedMemory },
5915
2d503de963b3 7148152: Add whitebox testing API to HotSpot
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parents:
diff changeset
492 };
2d503de963b3 7148152: Add whitebox testing API to HotSpot
mgerdin
parents:
diff changeset
493
2d503de963b3 7148152: Add whitebox testing API to HotSpot
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parents:
diff changeset
494 #undef CC
2d503de963b3 7148152: Add whitebox testing API to HotSpot
mgerdin
parents:
diff changeset
495
2d503de963b3 7148152: Add whitebox testing API to HotSpot
mgerdin
parents:
diff changeset
496 JVM_ENTRY(void, JVM_RegisterWhiteBoxMethods(JNIEnv* env, jclass wbclass))
2d503de963b3 7148152: Add whitebox testing API to HotSpot
mgerdin
parents:
diff changeset
497 {
2d503de963b3 7148152: Add whitebox testing API to HotSpot
mgerdin
parents:
diff changeset
498 if (WhiteBoxAPI) {
2d503de963b3 7148152: Add whitebox testing API to HotSpot
mgerdin
parents:
diff changeset
499 // Make sure that wbclass is loaded by the null classloader
2d503de963b3 7148152: Add whitebox testing API to HotSpot
mgerdin
parents:
diff changeset
500 instanceKlassHandle ikh = instanceKlassHandle(JNIHandles::resolve(wbclass)->klass());
2d503de963b3 7148152: Add whitebox testing API to HotSpot
mgerdin
parents:
diff changeset
501 Handle loader(ikh->class_loader());
2d503de963b3 7148152: Add whitebox testing API to HotSpot
mgerdin
parents:
diff changeset
502 if (loader.is_null()) {
10196
dc7db03f5aa2 8012337: Change Whitebox implementation to make absence of method in Whitebox.class not fatal
iignatyev
parents: 10116
diff changeset
503 ResourceMark rm;
5915
2d503de963b3 7148152: Add whitebox testing API to HotSpot
mgerdin
parents:
diff changeset
504 ThreadToNativeFromVM ttnfv(thread); // can't be in VM when we call JNI
10196
dc7db03f5aa2 8012337: Change Whitebox implementation to make absence of method in Whitebox.class not fatal
iignatyev
parents: 10116
diff changeset
505 bool result = true;
dc7db03f5aa2 8012337: Change Whitebox implementation to make absence of method in Whitebox.class not fatal
iignatyev
parents: 10116
diff changeset
506 // one by one registration natives for exception catching
dc7db03f5aa2 8012337: Change Whitebox implementation to make absence of method in Whitebox.class not fatal
iignatyev
parents: 10116
diff changeset
507 jclass exceptionKlass = env->FindClass(vmSymbols::java_lang_NoSuchMethodError()->as_C_string());
dc7db03f5aa2 8012337: Change Whitebox implementation to make absence of method in Whitebox.class not fatal
iignatyev
parents: 10116
diff changeset
508 for (int i = 0, n = sizeof(methods) / sizeof(methods[0]); i < n; ++i) {
dc7db03f5aa2 8012337: Change Whitebox implementation to make absence of method in Whitebox.class not fatal
iignatyev
parents: 10116
diff changeset
509 if (env->RegisterNatives(wbclass, methods + i, 1) != 0) {
dc7db03f5aa2 8012337: Change Whitebox implementation to make absence of method in Whitebox.class not fatal
iignatyev
parents: 10116
diff changeset
510 result = false;
dc7db03f5aa2 8012337: Change Whitebox implementation to make absence of method in Whitebox.class not fatal
iignatyev
parents: 10116
diff changeset
511 if (env->ExceptionCheck() && env->IsInstanceOf(env->ExceptionOccurred(), exceptionKlass)) {
dc7db03f5aa2 8012337: Change Whitebox implementation to make absence of method in Whitebox.class not fatal
iignatyev
parents: 10116
diff changeset
512 // j.l.NoSuchMethodError is thrown when a method can't be found or a method is not native
dc7db03f5aa2 8012337: Change Whitebox implementation to make absence of method in Whitebox.class not fatal
iignatyev
parents: 10116
diff changeset
513 // ignoring the exception
dc7db03f5aa2 8012337: Change Whitebox implementation to make absence of method in Whitebox.class not fatal
iignatyev
parents: 10116
diff changeset
514 tty->print_cr("Warning: 'NoSuchMethodError' on register of sun.hotspot.WhiteBox::%s%s", methods[i].name, methods[i].signature);
dc7db03f5aa2 8012337: Change Whitebox implementation to make absence of method in Whitebox.class not fatal
iignatyev
parents: 10116
diff changeset
515 env->ExceptionClear();
dc7db03f5aa2 8012337: Change Whitebox implementation to make absence of method in Whitebox.class not fatal
iignatyev
parents: 10116
diff changeset
516 } else {
dc7db03f5aa2 8012337: Change Whitebox implementation to make absence of method in Whitebox.class not fatal
iignatyev
parents: 10116
diff changeset
517 // register is failed w/o exception or w/ unexpected exception
dc7db03f5aa2 8012337: Change Whitebox implementation to make absence of method in Whitebox.class not fatal
iignatyev
parents: 10116
diff changeset
518 tty->print_cr("Warning: unexpected error on register of sun.hotspot.WhiteBox::%s%s. All methods will be unregistered", methods[i].name, methods[i].signature);
dc7db03f5aa2 8012337: Change Whitebox implementation to make absence of method in Whitebox.class not fatal
iignatyev
parents: 10116
diff changeset
519 env->UnregisterNatives(wbclass);
dc7db03f5aa2 8012337: Change Whitebox implementation to make absence of method in Whitebox.class not fatal
iignatyev
parents: 10116
diff changeset
520 break;
dc7db03f5aa2 8012337: Change Whitebox implementation to make absence of method in Whitebox.class not fatal
iignatyev
parents: 10116
diff changeset
521 }
dc7db03f5aa2 8012337: Change Whitebox implementation to make absence of method in Whitebox.class not fatal
iignatyev
parents: 10116
diff changeset
522 }
dc7db03f5aa2 8012337: Change Whitebox implementation to make absence of method in Whitebox.class not fatal
iignatyev
parents: 10116
diff changeset
523 }
dc7db03f5aa2 8012337: Change Whitebox implementation to make absence of method in Whitebox.class not fatal
iignatyev
parents: 10116
diff changeset
524
dc7db03f5aa2 8012337: Change Whitebox implementation to make absence of method in Whitebox.class not fatal
iignatyev
parents: 10116
diff changeset
525 if (result) {
5915
2d503de963b3 7148152: Add whitebox testing API to HotSpot
mgerdin
parents:
diff changeset
526 WhiteBox::set_used();
2d503de963b3 7148152: Add whitebox testing API to HotSpot
mgerdin
parents:
diff changeset
527 }
2d503de963b3 7148152: Add whitebox testing API to HotSpot
mgerdin
parents:
diff changeset
528 }
2d503de963b3 7148152: Add whitebox testing API to HotSpot
mgerdin
parents:
diff changeset
529 }
2d503de963b3 7148152: Add whitebox testing API to HotSpot
mgerdin
parents:
diff changeset
530 }
2d503de963b3 7148152: Add whitebox testing API to HotSpot
mgerdin
parents:
diff changeset
531 JVM_END