42650
|
1 |
/*
|
|
2 |
* Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved.
|
|
3 |
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
|
|
4 |
*
|
|
5 |
* This code is free software; you can redistribute it and/or modify it
|
|
6 |
* under the terms of the GNU General Public License version 2 only, as
|
|
7 |
* published by the Free Software Foundation.
|
|
8 |
*
|
|
9 |
* This code is distributed in the hope that it will be useful, but WITHOUT
|
|
10 |
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
|
11 |
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
|
12 |
* version 2 for more details (a copy is included in the LICENSE file that
|
|
13 |
* accompanied this code).
|
|
14 |
*
|
|
15 |
* You should have received a copy of the GNU General Public License version
|
|
16 |
* 2 along with this work; if not, write to the Free Software Foundation,
|
|
17 |
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
18 |
*
|
|
19 |
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
|
|
20 |
* or visit www.oracle.com if you need additional information or have any
|
|
21 |
* questions.
|
|
22 |
*/
|
|
23 |
|
|
24 |
package jdk.tools.jaotc.binformat;
|
|
25 |
|
|
26 |
import static org.graalvm.compiler.hotspot.meta.HotSpotAOTProfilingPlugin.Options.TieredAOT;
|
|
27 |
|
|
28 |
import java.io.ByteArrayOutputStream;
|
|
29 |
import java.io.DataOutputStream;
|
|
30 |
import java.io.IOException;
|
|
31 |
import java.util.ArrayList;
|
|
32 |
import java.util.HashMap;
|
|
33 |
import java.util.List;
|
|
34 |
import java.util.Map;
|
|
35 |
|
|
36 |
import jdk.tools.jaotc.binformat.Symbol.Binding;
|
|
37 |
import jdk.tools.jaotc.binformat.Symbol.Kind;
|
|
38 |
import jdk.tools.jaotc.binformat.elf.JELFRelocObject;
|
|
39 |
import org.graalvm.compiler.hotspot.GraalHotSpotVMConfig;
|
|
40 |
|
|
41 |
/**
|
|
42 |
* A format-agnostic container class that holds various components of a binary.
|
|
43 |
*
|
|
44 |
* <p>
|
|
45 |
* This class holds information necessary to create platform-specific binary containers such as
|
|
46 |
* ELFContainer for Linux and Solaris operating systems or yet-to be created MachOContainer for Mac
|
|
47 |
* OS or PEContainer for MS Windows operating systems.
|
|
48 |
*
|
|
49 |
* <p>
|
|
50 |
* Method APIs provided by this class are used to construct and populate platform-independent
|
|
51 |
* contents of a binary as the first step to create a binary representation of code generated by a
|
|
52 |
* compiler backend such as Graal.
|
|
53 |
*
|
|
54 |
* <p>
|
|
55 |
* Methods to record and access code section contents, symbols and relocations are provided.
|
|
56 |
*/
|
|
57 |
public class BinaryContainer implements SymbolTable {
|
|
58 |
|
|
59 |
private final int codeSegmentSize;
|
|
60 |
|
|
61 |
private final int codeEntryAlignment;
|
|
62 |
|
|
63 |
/**
|
|
64 |
* Container holding code bits and any other related information.
|
|
65 |
*/
|
|
66 |
private final CodeContainer codeContainer;
|
|
67 |
|
|
68 |
/**
|
|
69 |
* Container holding external hotspot linkage bits (PLT entries).
|
|
70 |
*/
|
|
71 |
private final CodeContainer extLinkageContainer;
|
|
72 |
|
|
73 |
/**
|
|
74 |
* Container holding global offset data for hotspot linkage.
|
|
75 |
*/
|
|
76 |
private final ByteContainer extLinkageGOTContainer;
|
|
77 |
|
|
78 |
/**
|
|
79 |
* Patched by HotSpot, contains metaspace pointers.
|
|
80 |
*/
|
|
81 |
private final ByteContainer metaspaceGotContainer;
|
|
82 |
|
|
83 |
/**
|
|
84 |
* Patched lazily by hotspot, contains klass/method pointers.
|
|
85 |
*/
|
|
86 |
private final ByteContainer metadataGotContainer;
|
|
87 |
|
|
88 |
/**
|
|
89 |
* BSS container, contains method state array.
|
|
90 |
*/
|
|
91 |
private final ByteContainer methodStateContainer;
|
|
92 |
|
|
93 |
/**
|
|
94 |
* Patched by hotspot, contains java object pointers.
|
|
95 |
*/
|
|
96 |
private final ByteContainer oopGotContainer;
|
|
97 |
|
|
98 |
// Containers holding read-only data
|
|
99 |
private final ReadOnlyDataContainer configContainer;
|
|
100 |
private final ReadOnlyDataContainer metaspaceNamesContainer;
|
|
101 |
private final ReadOnlyDataContainer methodsOffsetsContainer;
|
|
102 |
private final ReadOnlyDataContainer klassesOffsetsContainer;
|
|
103 |
private final ReadOnlyDataContainer klassesDependenciesContainer;
|
|
104 |
private final HeaderContainer headerContainer;
|
|
105 |
private final ReadOnlyDataContainer stubsOffsetsContainer;
|
|
106 |
private final ReadOnlyDataContainer codeSegmentsContainer;
|
|
107 |
|
|
108 |
// This cannot be read only since we need to patch the metadata at runtime..
|
|
109 |
private final ReadOnlyDataContainer methodMetadataContainer;
|
|
110 |
|
|
111 |
/**
|
|
112 |
* Container containing constant data used by code.
|
|
113 |
*/
|
|
114 |
private final ReadOnlyDataContainer constantDataContainer;
|
|
115 |
|
|
116 |
/**
|
|
117 |
* Map holding the Strings table.
|
|
118 |
*/
|
|
119 |
private final Map<String, Integer> offsetStringTable = new HashMap<>();
|
|
120 |
|
|
121 |
private final Map<String, Integer> metaspaceNames = new HashMap<>();
|
|
122 |
|
|
123 |
// List of relocation table entries - (symbolName, relocationInfo)
|
|
124 |
private final Map<String, Symbol> symbolTable = new HashMap<>();
|
|
125 |
private final Map<Symbol, List<Relocation>> relocationTable = new HashMap<>();
|
|
126 |
private final Map<Symbol, Relocation> uniqueRelocationTable = new HashMap<>();
|
|
127 |
|
|
128 |
/**
|
|
129 |
* Mapping of local VM function names to known global symbols generated in the output binary.
|
|
130 |
*/
|
|
131 |
private static final HashMap<String, String> functionNamesToAOTSymbols = new HashMap<>();
|
|
132 |
|
|
133 |
private static final String[][] map = {
|
|
134 |
//@formatter:off
|
|
135 |
{"CompilerToVM::Data::SharedRuntime_deopt_blob_unpack", "_aot_deopt_blob_unpack"},
|
|
136 |
{"CompilerToVM::Data::SharedRuntime_deopt_blob_uncommon_trap", "_aot_deopt_blob_uncommon_trap"},
|
|
137 |
{"CompilerToVM::Data::SharedRuntime_ic_miss_stub", "_aot_ic_miss_stub"},
|
|
138 |
{"CompilerToVM::Data::SharedRuntime_handle_wrong_method_stub", "_aot_handle_wrong_method_stub"},
|
|
139 |
{"SharedRuntime::exception_handler_for_return_address", "_aot_exception_handler_for_return_address"},
|
|
140 |
{"SharedRuntime::register_finalizer", "_aot_register_finalizer"},
|
|
141 |
{"SharedRuntime::OSR_migration_end", "_aot_OSR_migration_end"},
|
|
142 |
{"CompilerRuntime::resolve_string_by_symbol", "_aot_resolve_string_by_symbol"},
|
|
143 |
{"CompilerRuntime::resolve_klass_by_symbol", "_aot_resolve_klass_by_symbol"},
|
|
144 |
{"CompilerRuntime::resolve_method_by_symbol_and_load_counters","_aot_resolve_method_by_symbol_and_load_counters"},
|
|
145 |
{"CompilerRuntime::initialize_klass_by_symbol", "_aot_initialize_klass_by_symbol"},
|
|
146 |
{"CompilerRuntime::invocation_event", "_aot_invocation_event"},
|
|
147 |
{"CompilerRuntime::backedge_event", "_aot_backedge_event"},
|
|
148 |
|
|
149 |
{"CompilerToVM::Data::dpow", "_aot_shared_runtime_dpow"},
|
|
150 |
{"CompilerToVM::Data::dexp", "_aot_shared_runtime_dexp"},
|
|
151 |
{"CompilerToVM::Data::dcos", "_aot_shared_runtime_dcos"},
|
|
152 |
{"CompilerToVM::Data::dsin", "_aot_shared_runtime_dsin"},
|
|
153 |
{"CompilerToVM::Data::dtan", "_aot_shared_runtime_dtan"},
|
|
154 |
{"CompilerToVM::Data::dlog", "_aot_shared_runtime_dlog"},
|
|
155 |
{"CompilerToVM::Data::dlog10", "_aot_shared_runtime_dlog10"},
|
|
156 |
|
|
157 |
{"StubRoutines::_jbyte_arraycopy", "_aot_stub_routines_jbyte_arraycopy"},
|
|
158 |
{"StubRoutines::_jshort_arraycopy", "_aot_stub_routines_jshort_arraycopy"},
|
|
159 |
{"StubRoutines::_jint_arraycopy", "_aot_stub_routines_jint_arraycopy"},
|
|
160 |
{"StubRoutines::_jlong_arraycopy", "_aot_stub_routines_jlong_arraycopy"},
|
|
161 |
{"StubRoutines::_oop_arraycopy", "_aot_stub_routines_oop_arraycopy"},
|
|
162 |
{"StubRoutines::_oop_arraycopy_uninit", "_aot_stub_routines_oop_arraycopy_uninit"},
|
|
163 |
|
|
164 |
{"StubRoutines::_jbyte_disjoint_arraycopy", "_aot_stub_routines_jbyte_disjoint_arraycopy"},
|
|
165 |
{"StubRoutines::_jshort_disjoint_arraycopy", "_aot_stub_routines_jshort_disjoint_arraycopy"},
|
|
166 |
{"StubRoutines::_jint_disjoint_arraycopy", "_aot_stub_routines_jint_disjoint_arraycopy"},
|
|
167 |
{"StubRoutines::_jlong_disjoint_arraycopy", "_aot_stub_routines_jlong_disjoint_arraycopy"},
|
|
168 |
{"StubRoutines::_oop_disjoint_arraycopy", "_aot_stub_routines_oop_disjoint_arraycopy"},
|
|
169 |
{"StubRoutines::_oop_disjoint_arraycopy_uninit", "_aot_stub_routines_oop_disjoint_arraycopy_uninit"},
|
|
170 |
|
|
171 |
{"StubRoutines::_arrayof_jbyte_arraycopy", "_aot_stub_routines_arrayof_jbyte_arraycopy"},
|
|
172 |
{"StubRoutines::_arrayof_jshort_arraycopy", "_aot_stub_routines_arrayof_jshort_arraycopy"},
|
|
173 |
{"StubRoutines::_arrayof_jint_arraycopy", "_aot_stub_routines_arrayof_jint_arraycopy"},
|
|
174 |
{"StubRoutines::_arrayof_jlong_arraycopy", "_aot_stub_routines_arrayof_jlong_arraycopy"},
|
|
175 |
{"StubRoutines::_arrayof_oop_arraycopy", "_aot_stub_routines_arrayof_oop_arraycopy"},
|
|
176 |
{"StubRoutines::_arrayof_oop_arraycopy_uninit", "_aot_stub_routines_arrayof_oop_arraycopy_uninit"},
|
|
177 |
|
|
178 |
{"StubRoutines::_arrayof_jbyte_disjoint_arraycopy", "_aot_stub_routines_arrayof_jbyte_disjoint_arraycopy"},
|
|
179 |
{"StubRoutines::_arrayof_jshort_disjoint_arraycopy", "_aot_stub_routines_arrayof_jshort_disjoint_arraycopy"},
|
|
180 |
{"StubRoutines::_arrayof_jint_disjoint_arraycopy", "_aot_stub_routines_arrayof_jint_disjoint_arraycopy"},
|
|
181 |
{"StubRoutines::_arrayof_jlong_disjoint_arraycopy", "_aot_stub_routines_arrayof_jlong_disjoint_arraycopy"},
|
|
182 |
{"StubRoutines::_arrayof_oop_disjoint_arraycopy", "_aot_stub_routines_arrayof_oop_disjoint_arraycopy"},
|
|
183 |
{"StubRoutines::_arrayof_oop_disjoint_arraycopy_uninit", "_aot_stub_routines_arrayof_oop_disjoint_arraycopy_uninit"},
|
|
184 |
|
|
185 |
{"StubRoutines::_checkcast_arraycopy", "_aot_stub_routines_checkcast_arraycopy"},
|
|
186 |
|
|
187 |
|
|
188 |
|
|
189 |
|
|
190 |
{"StubRoutines::_aescrypt_encryptBlock", "_aot_stub_routines_aescrypt_encryptBlock"},
|
|
191 |
{"StubRoutines::_aescrypt_decryptBlock", "_aot_stub_routines_aescrypt_decryptBlock"},
|
|
192 |
{"StubRoutines::_cipherBlockChaining_encryptAESCrypt", "_aot_stub_routines_cipherBlockChaining_encryptAESCrypt"},
|
|
193 |
{"StubRoutines::_cipherBlockChaining_decryptAESCrypt", "_aot_stub_routines_cipherBlockChaining_decryptAESCrypt"},
|
|
194 |
{"StubRoutines::_updateBytesCRC32", "_aot_stub_routines_update_bytes_crc32"},
|
|
195 |
{"StubRoutines::_crc_table_adr", "_aot_stub_routines_crc_table_adr"},
|
|
196 |
|
|
197 |
{"StubRoutines::_sha1_implCompress", "_aot_stub_routines_sha1_implCompress" },
|
|
198 |
{"StubRoutines::_sha1_implCompressMB", "_aot_stub_routines_sha1_implCompressMB" },
|
|
199 |
{"StubRoutines::_sha256_implCompress", "_aot_stub_routines_sha256_implCompress" },
|
|
200 |
{"StubRoutines::_sha256_implCompressMB", "_aot_stub_routines_sha256_implCompressMB" },
|
|
201 |
{"StubRoutines::_sha512_implCompress", "_aot_stub_routines_sha512_implCompress" },
|
|
202 |
{"StubRoutines::_sha512_implCompressMB", "_aot_stub_routines_sha512_implCompressMB" },
|
|
203 |
{"StubRoutines::_multiplyToLen", "_aot_stub_routines_multiplyToLen" },
|
|
204 |
|
|
205 |
{"StubRoutines::_counterMode_AESCrypt", "_aot_stub_routines_counterMode_AESCrypt" },
|
|
206 |
{"StubRoutines::_ghash_processBlocks", "_aot_stub_routines_ghash_processBlocks" },
|
|
207 |
{"StubRoutines::_crc32c_table_addr", "_aot_stub_routines_crc32c_table_addr" },
|
|
208 |
{"StubRoutines::_updateBytesCRC32C", "_aot_stub_routines_updateBytesCRC32C" },
|
|
209 |
{"StubRoutines::_updateBytesAdler32", "_aot_stub_routines_updateBytesAdler32" },
|
|
210 |
{"StubRoutines::_squareToLen", "_aot_stub_routines_squareToLen" },
|
|
211 |
{"StubRoutines::_mulAdd", "_aot_stub_routines_mulAdd" },
|
|
212 |
{"StubRoutines::_montgomeryMultiply", "_aot_stub_routines_montgomeryMultiply" },
|
|
213 |
{"StubRoutines::_montgomerySquare", "_aot_stub_routines_montgomerySquare" },
|
|
214 |
{"StubRoutines::_vectorizedMismatch", "_aot_stub_routines_vectorizedMismatch" },
|
|
215 |
|
|
216 |
{"StubRoutines::_throw_delayed_StackOverflowError_entry", "_aot_stub_routines_throw_delayed_StackOverflowError_entry" },
|
|
217 |
|
|
218 |
|
|
219 |
{"os::javaTimeMillis", "_aot_os_javaTimeMillis"},
|
|
220 |
{"os::javaTimeNanos", "_aot_os_javaTimeNanos"},
|
|
221 |
|
|
222 |
{"JVMCIRuntime::monitorenter", "_aot_jvmci_runtime_monitorenter"},
|
|
223 |
{"JVMCIRuntime::monitorexit", "_aot_jvmci_runtime_monitorexit"},
|
|
224 |
{"JVMCIRuntime::log_object", "_aot_jvmci_runtime_log_object"},
|
|
225 |
{"JVMCIRuntime::log_printf", "_aot_jvmci_runtime_log_printf"},
|
|
226 |
{"JVMCIRuntime::vm_message", "_aot_jvmci_runtime_vm_message"},
|
|
227 |
{"JVMCIRuntime::new_instance", "_aot_jvmci_runtime_new_instance"},
|
|
228 |
{"JVMCIRuntime::log_primitive", "_aot_jvmci_runtime_log_primitive"},
|
|
229 |
{"JVMCIRuntime::new_multi_array", "_aot_jvmci_runtime_new_multi_array"},
|
|
230 |
{"JVMCIRuntime::validate_object", "_aot_jvmci_runtime_validate_object"},
|
|
231 |
{"JVMCIRuntime::dynamic_new_array", "_aot_jvmci_runtime_dynamic_new_array"},
|
|
232 |
{"JVMCIRuntime::write_barrier_pre", "_aot_jvmci_runtime_write_barrier_pre"},
|
|
233 |
{"JVMCIRuntime::identity_hash_code", "_aot_jvmci_runtime_identity_hash_code"},
|
|
234 |
{"JVMCIRuntime::write_barrier_post", "_aot_jvmci_runtime_write_barrier_post"},
|
|
235 |
{"JVMCIRuntime::dynamic_new_instance", "_aot_jvmci_runtime_dynamic_new_instance"},
|
|
236 |
{"JVMCIRuntime::thread_is_interrupted", "_aot_jvmci_runtime_thread_is_interrupted"},
|
|
237 |
{"JVMCIRuntime::exception_handler_for_pc", "_aot_jvmci_runtime_exception_handler_for_pc"},
|
|
238 |
{"JVMCIRuntime::test_deoptimize_call_int", "_aot_jvmci_runtime_test_deoptimize_call_int"},
|
|
239 |
|
|
240 |
{"JVMCIRuntime::throw_and_post_jvmti_exception", "_aot_jvmci_runtime_throw_and_post_jvmti_exception"},
|
|
241 |
{"JVMCIRuntime::throw_klass_external_name_exception", "_aot_jvmci_runtime_throw_klass_external_name_exception"},
|
|
242 |
{"JVMCIRuntime::throw_class_cast_exception", "_aot_jvmci_runtime_throw_class_cast_exception"},
|
|
243 |
|
|
244 |
{"JVMCIRuntime::vm_error", "_aot_jvmci_runtime_vm_error"},
|
|
245 |
{"JVMCIRuntime::new_array", "_aot_jvmci_runtime_new_array"}
|
|
246 |
//@formatter:on
|
|
247 |
};
|
|
248 |
|
|
249 |
static {
|
|
250 |
for (String[] entry : map) {
|
|
251 |
functionNamesToAOTSymbols.put(entry[0], entry[1]);
|
|
252 |
}
|
|
253 |
}
|
|
254 |
|
|
255 |
/**
|
|
256 |
* Allocates a {@code BinaryContainer} object whose content will be generated in a file with the
|
|
257 |
* prefix {@code prefix}. It also initializes internal code container, symbol table and
|
|
258 |
* relocation tables.
|
|
259 |
*/
|
|
260 |
public BinaryContainer(GraalHotSpotVMConfig config, String jvmVersion) {
|
|
261 |
this.codeSegmentSize = config.codeSegmentSize;
|
|
262 |
this.codeEntryAlignment = config.codeEntryAlignment;
|
|
263 |
|
|
264 |
// read only, code
|
|
265 |
codeContainer = new CodeContainer(".text", this);
|
|
266 |
extLinkageContainer = new CodeContainer(".hotspot.linkage.plt", this);
|
|
267 |
|
|
268 |
// read only, info
|
|
269 |
configContainer = new ReadOnlyDataContainer(".config", this);
|
|
270 |
metaspaceNamesContainer = new ReadOnlyDataContainer(".metaspace.names", this);
|
|
271 |
methodsOffsetsContainer = new ReadOnlyDataContainer(".methods.offsets", this);
|
|
272 |
klassesOffsetsContainer = new ReadOnlyDataContainer(".klasses.offsets", this);
|
|
273 |
klassesDependenciesContainer = new ReadOnlyDataContainer(".klasses.dependencies", this);
|
|
274 |
|
|
275 |
headerContainer = new HeaderContainer(jvmVersion, new ReadOnlyDataContainer(".header", this));
|
|
276 |
stubsOffsetsContainer = new ReadOnlyDataContainer(".stubs.offsets", this);
|
|
277 |
codeSegmentsContainer = new ReadOnlyDataContainer(".code.segments", this);
|
|
278 |
constantDataContainer = new ReadOnlyDataContainer(".method.constdata", this);
|
|
279 |
|
|
280 |
// needs relocation patching at load time by the loader
|
|
281 |
methodMetadataContainer = new ReadOnlyDataContainer(".method.metadata", this);
|
|
282 |
|
|
283 |
// writable sections
|
|
284 |
metaspaceGotContainer = new ByteContainer(".metaspace.got", this);
|
|
285 |
metadataGotContainer = new ByteContainer(".metadata.got", this);
|
|
286 |
methodStateContainer = new ByteContainer(".method.state", this);
|
|
287 |
oopGotContainer = new ByteContainer(".oop.got", this);
|
|
288 |
extLinkageGOTContainer = new ByteContainer(".hotspot.linkage.got", this);
|
|
289 |
|
|
290 |
addGlobalSymbols();
|
|
291 |
|
|
292 |
recordConfiguration(config);
|
|
293 |
}
|
|
294 |
|
|
295 |
private void recordConfiguration(GraalHotSpotVMConfig config) {
|
|
296 |
// @formatter:off
|
|
297 |
boolean[] booleanFlags = { config.cAssertions, // Debug VM
|
|
298 |
config.useCompressedOops,
|
|
299 |
config.useCompressedClassPointers,
|
|
300 |
config.compactFields,
|
|
301 |
config.useG1GC,
|
|
302 |
config.useCMSGC,
|
|
303 |
config.useTLAB,
|
|
304 |
config.useBiasedLocking,
|
|
305 |
TieredAOT.getValue(),
|
|
306 |
config.enableContended,
|
|
307 |
config.restrictContended,
|
|
308 |
};
|
|
309 |
|
|
310 |
int[] intFlags = { config.narrowOopShift,
|
|
311 |
config.narrowKlassShift,
|
|
312 |
config.contendedPaddingWidth,
|
|
313 |
config.fieldsAllocationStyle,
|
|
314 |
config.objectAlignment,
|
|
315 |
config.codeSegmentSize,
|
|
316 |
};
|
|
317 |
// @formatter:on
|
|
318 |
|
|
319 |
byte[] booleanFlagsAsBytes = flagsToByteArray(booleanFlags);
|
|
320 |
int size0 = configContainer.getByteStreamSize();
|
|
321 |
|
|
322 |
// @formatter:off
|
|
323 |
int computedSize = booleanFlagsAsBytes.length * Byte.BYTES + // size of boolean flags
|
|
324 |
intFlags.length * Integer.BYTES + // size of int flags
|
|
325 |
Integer.BYTES; // size of the "computedSize"
|
|
326 |
|
|
327 |
configContainer.appendInt(computedSize).
|
|
328 |
appendInts(intFlags).
|
|
329 |
appendBytes(booleanFlagsAsBytes);
|
|
330 |
// @formatter:on
|
|
331 |
|
|
332 |
int size = configContainer.getByteStreamSize() - size0;
|
|
333 |
assert size == computedSize;
|
|
334 |
}
|
|
335 |
|
|
336 |
private static byte[] flagsToByteArray(boolean[] flags) {
|
|
337 |
byte[] byteArray = new byte[flags.length];
|
|
338 |
for (int i = 0; i < flags.length; ++i) {
|
|
339 |
byteArray[i] = boolToByte(flags[i]);
|
|
340 |
}
|
|
341 |
return byteArray;
|
|
342 |
}
|
|
343 |
|
|
344 |
private static byte boolToByte(boolean flag) {
|
|
345 |
return (byte) (flag ? 1 : 0);
|
|
346 |
}
|
|
347 |
|
|
348 |
/**
|
|
349 |
* Free some memory.
|
|
350 |
*/
|
|
351 |
public void freeMemory() {
|
|
352 |
offsetStringTable.clear();
|
|
353 |
metaspaceNames.clear();
|
|
354 |
}
|
|
355 |
|
|
356 |
/*
|
|
357 |
* Global symbol names in generated DSO corresponding to VM's symbols. VM needs to look up this
|
|
358 |
* symbol in DSO and link it with VM's corresponding symbol: store VM's symbol address or value
|
|
359 |
* in the named GOT cell.
|
|
360 |
*/
|
|
361 |
|
|
362 |
public String getCardTableAddressSymbolName() {
|
|
363 |
return "_aot_card_table_address";
|
|
364 |
}
|
|
365 |
|
|
366 |
public String getHeapTopAddressSymbolName() {
|
|
367 |
return "_aot_heap_top_address";
|
|
368 |
}
|
|
369 |
|
|
370 |
public String getHeapEndAddressSymbolName() {
|
|
371 |
return "_aot_heap_end_address";
|
|
372 |
}
|
|
373 |
|
|
374 |
public String getCrcTableAddressSymbolName() {
|
|
375 |
return "_aot_stub_routines_crc_table_adr";
|
|
376 |
}
|
|
377 |
|
|
378 |
public String getPollingPageSymbolName() {
|
|
379 |
return "_aot_polling_page";
|
|
380 |
}
|
|
381 |
|
|
382 |
public String getResolveStaticEntrySymbolName() {
|
|
383 |
return "_resolve_static_entry";
|
|
384 |
}
|
|
385 |
|
|
386 |
public String getResolveVirtualEntrySymbolName() {
|
|
387 |
return "_resolve_virtual_entry";
|
|
388 |
}
|
|
389 |
|
|
390 |
public String getResolveOptVirtualEntrySymbolName() {
|
|
391 |
return "_resolve_opt_virtual_entry";
|
|
392 |
}
|
|
393 |
|
|
394 |
public String getNarrowKlassBaseAddressSymbolName() {
|
|
395 |
return "_aot_narrow_klass_base_address";
|
|
396 |
}
|
|
397 |
|
|
398 |
public String getLogOfHeapRegionGrainBytesSymbolName() {
|
|
399 |
return "_aot_log_of_heap_region_grain_bytes";
|
|
400 |
}
|
|
401 |
|
|
402 |
public String getInlineContiguousAllocationSupportedSymbolName() {
|
|
403 |
return "_aot_inline_contiguous_allocation_supported";
|
|
404 |
}
|
|
405 |
|
|
406 |
public int getCodeSegmentSize() {
|
|
407 |
return codeSegmentSize;
|
|
408 |
}
|
|
409 |
|
|
410 |
public int getCodeEntryAlignment() {
|
|
411 |
return codeEntryAlignment;
|
|
412 |
}
|
|
413 |
|
|
414 |
/**
|
|
415 |
* Gets the global AOT symbol associated with the function name.
|
|
416 |
*
|
|
417 |
* @param functionName function name
|
|
418 |
* @return AOT symbol for the given function name, or null if there is no mapping.
|
|
419 |
*/
|
|
420 |
public String getAOTSymbolForVMFunctionName(String functionName) {
|
|
421 |
return functionNamesToAOTSymbols.get(functionName);
|
|
422 |
}
|
|
423 |
|
|
424 |
private void addGlobalSymbols() {
|
|
425 |
// Create global symbols for all containers.
|
|
426 |
createContainerSymbol(codeContainer);
|
|
427 |
createContainerSymbol(configContainer);
|
|
428 |
createContainerSymbol(methodsOffsetsContainer);
|
|
429 |
createContainerSymbol(klassesOffsetsContainer);
|
|
430 |
createContainerSymbol(klassesDependenciesContainer);
|
|
431 |
createContainerSymbol(metaspaceGotContainer);
|
|
432 |
createContainerSymbol(metadataGotContainer);
|
|
433 |
createContainerSymbol(methodStateContainer);
|
|
434 |
createContainerSymbol(oopGotContainer);
|
|
435 |
createContainerSymbol(metaspaceNamesContainer);
|
|
436 |
createContainerSymbol(methodMetadataContainer);
|
|
437 |
createContainerSymbol(stubsOffsetsContainer);
|
|
438 |
createContainerSymbol(headerContainer.getContainer());
|
|
439 |
createContainerSymbol(codeSegmentsContainer);
|
|
440 |
|
|
441 |
createGotSymbol(getResolveStaticEntrySymbolName());
|
|
442 |
createGotSymbol(getResolveVirtualEntrySymbolName());
|
|
443 |
createGotSymbol(getResolveOptVirtualEntrySymbolName());
|
|
444 |
createGotSymbol(getCardTableAddressSymbolName());
|
|
445 |
createGotSymbol(getHeapTopAddressSymbolName());
|
|
446 |
createGotSymbol(getHeapEndAddressSymbolName());
|
|
447 |
createGotSymbol(getNarrowKlassBaseAddressSymbolName());
|
|
448 |
createGotSymbol(getPollingPageSymbolName());
|
|
449 |
createGotSymbol(getLogOfHeapRegionGrainBytesSymbolName());
|
|
450 |
createGotSymbol(getInlineContiguousAllocationSupportedSymbolName());
|
|
451 |
|
|
452 |
for (HashMap.Entry<String, String> entry : functionNamesToAOTSymbols.entrySet()) {
|
|
453 |
createGotSymbol(entry.getValue());
|
|
454 |
}
|
|
455 |
}
|
|
456 |
|
|
457 |
/**
|
|
458 |
* Creates a global symbol of the form {@code "JVM" + container name}.
|
|
459 |
*
|
|
460 |
* @param container container to create a symbol for
|
|
461 |
*/
|
|
462 |
private static void createContainerSymbol(ByteContainer container) {
|
|
463 |
container.createSymbol(0, Kind.OBJECT, Binding.GLOBAL, 0, "JVM" + container.getContainerName());
|
|
464 |
}
|
|
465 |
|
|
466 |
/**
|
|
467 |
* Creates a global GOT symbol of the form {@code "got." + name}.
|
|
468 |
*
|
|
469 |
* @param name name for the GOT symbol
|
|
470 |
*/
|
|
471 |
private void createGotSymbol(String name) {
|
|
472 |
String s = "got." + name;
|
|
473 |
Symbol gotSymbol = extLinkageGOTContainer.createGotSymbol(s);
|
|
474 |
extLinkageGOTContainer.createSymbol(gotSymbol.getOffset(), Kind.OBJECT, Binding.GLOBAL, 8, name);
|
|
475 |
}
|
|
476 |
|
|
477 |
/**
|
|
478 |
* Create a platform-specific binary file representing the content of the
|
|
479 |
* {@code BinaryContainer} object.
|
|
480 |
*
|
|
481 |
* This method is called after creating and performing any necessary changes to the contents of
|
|
482 |
* code stream, symbol tables and relocation tables is completely finalized
|
|
483 |
*
|
|
484 |
* @param outputFileName name of output file
|
|
485 |
*
|
|
486 |
* @throws IOException in case of file creation failure
|
|
487 |
*/
|
|
488 |
public void createBinary(String outputFileName, String aotVersion) throws IOException {
|
|
489 |
String osName = System.getProperty("os.name");
|
|
490 |
switch (osName) {
|
|
491 |
case "Linux":
|
|
492 |
case "SunOS":
|
|
493 |
JELFRelocObject elfso = new JELFRelocObject(this, outputFileName, aotVersion);
|
|
494 |
elfso.createELFRelocObject(relocationTable, symbolTable.values());
|
|
495 |
break;
|
|
496 |
default:
|
|
497 |
throw new InternalError("Unsupported platform: " + osName);
|
|
498 |
}
|
|
499 |
}
|
|
500 |
|
|
501 |
/**
|
|
502 |
* Add symbol to the symbol table. If the existing symbol is undefined and the specified symbol
|
|
503 |
* is not undefined, replace the existing symbol information with that specified.
|
|
504 |
*
|
|
505 |
* @param symInfo symbol information to be added
|
|
506 |
*/
|
|
507 |
public void addSymbol(Symbol symInfo) {
|
|
508 |
if (symInfo.getName().startsWith("got.") && !(symInfo instanceof GotSymbol)) {
|
|
509 |
throw new InternalError("adding got. without being GotSymbol");
|
|
510 |
}
|
|
511 |
if (symbolTable.containsKey(symInfo.getName())) {
|
|
512 |
throw new InternalError("Symbol: " + symInfo.getName() + " already exists in SymbolTable");
|
|
513 |
} else {
|
|
514 |
// System.out.println("# Symbol [" + name + "] [" + symInfo.getValue() + "] [" +
|
|
515 |
// symInfo.getSection().getContainerName() + "] [" + symInfo.getSize() + "]");
|
|
516 |
symbolTable.put(symInfo.getName(), symInfo);
|
|
517 |
}
|
|
518 |
}
|
|
519 |
|
|
520 |
public boolean addStringOffset(String name, Integer offset) {
|
|
521 |
offsetStringTable.put(name, offset);
|
|
522 |
return true;
|
|
523 |
}
|
|
524 |
|
|
525 |
/**
|
|
526 |
* Add relocation entry for {@code symName}. Multiple relocation entries for a given symbol may
|
|
527 |
* exist.
|
|
528 |
*
|
|
529 |
* @param info relocation information to be added
|
|
530 |
*/
|
|
531 |
public void addRelocation(Relocation info) {
|
|
532 |
// System.out.println("# Relocation [" + symName + "] [" + info.getOffset() + "] [" +
|
|
533 |
// info.getSection().getContainerName() + "] [" + info.getSymbol().getName() + "] [" +
|
|
534 |
// info.getSymbol().getOffset() + " @ " + info.getSymbol().getSection().getContainerName() +
|
|
535 |
// "]");
|
|
536 |
if (relocationTable.containsKey(info.getSymbol())) {
|
|
537 |
relocationTable.get(info.getSymbol()).add(info);
|
|
538 |
} else if (uniqueRelocationTable.containsKey(info.getSymbol())) {
|
|
539 |
// promote
|
|
540 |
ArrayList<Relocation> list = new ArrayList<>(2);
|
|
541 |
list.add(uniqueRelocationTable.get(info.getSymbol()));
|
|
542 |
list.add(info);
|
|
543 |
relocationTable.put(info.getSymbol(), list);
|
|
544 |
uniqueRelocationTable.remove(info.getSymbol());
|
|
545 |
} else {
|
|
546 |
uniqueRelocationTable.put(info.getSymbol(), info);
|
|
547 |
}
|
|
548 |
}
|
|
549 |
|
|
550 |
/**
|
|
551 |
* Get symbol with name {@code symName}.
|
|
552 |
*
|
|
553 |
* @param symName name of symbol for which symbol table information is being queried
|
|
554 |
* @return success or failure of insertion operation
|
|
555 |
*/
|
|
556 |
@Override
|
|
557 |
public Symbol getSymbol(String symName) {
|
|
558 |
return symbolTable.get(symName);
|
|
559 |
}
|
|
560 |
|
|
561 |
@Override
|
|
562 |
public Symbol createSymbol(int offset, Kind kind, Binding binding, int size, String name) {
|
|
563 |
if (kind != Kind.NATIVE_FUNCTION) {
|
|
564 |
throw new UnsupportedOperationException("Must be external functions: " + name);
|
|
565 |
}
|
|
566 |
Symbol symbol = new Symbol(offset, kind, binding, null, size, name);
|
|
567 |
addSymbol(symbol);
|
|
568 |
return symbol;
|
|
569 |
}
|
|
570 |
|
|
571 |
/**
|
|
572 |
* Get offset in got section with name {@code symName}.
|
|
573 |
*
|
|
574 |
* @param name for which String table information is being queried
|
|
575 |
* @return success or failure of insertion operation
|
|
576 |
*/
|
|
577 |
public Integer getStringOffset(String name) {
|
|
578 |
return offsetStringTable.get(name);
|
|
579 |
}
|
|
580 |
|
|
581 |
/**
|
|
582 |
* Insert {@code targetCode} to code stream with {@code size} at {@code offset}.
|
|
583 |
*
|
|
584 |
* @param targetCode byte array of native code
|
|
585 |
* @param offset offset at which {@code targetCode} is to be inserted
|
|
586 |
* @param size size of {@code targetCode}
|
|
587 |
*/
|
|
588 |
private static void appendBytes(ByteContainer byteContainer, byte[] targetCode, int offset, int size) {
|
|
589 |
byteContainer.appendBytes(targetCode, offset, size);
|
|
590 |
}
|
|
591 |
|
|
592 |
public void appendCodeBytes(byte[] targetCode, int offset, int size) {
|
|
593 |
appendBytes(codeContainer, targetCode, offset, size);
|
|
594 |
}
|
|
595 |
|
|
596 |
public void appendIntToCode(int value) {
|
|
597 |
codeContainer.appendInt(value);
|
|
598 |
}
|
|
599 |
|
|
600 |
public int appendExtLinkageGotBytes(byte[] bytes, int offset, int size) {
|
|
601 |
int startOffset = extLinkageGOTContainer.getByteStreamSize();
|
|
602 |
appendBytes(extLinkageGOTContainer, bytes, offset, size);
|
|
603 |
return startOffset;
|
|
604 |
}
|
|
605 |
|
|
606 |
public int appendMetaspaceGotBytes(byte[] bytes, int offset, int size) {
|
|
607 |
int startOffset = metaspaceGotContainer.getByteStreamSize();
|
|
608 |
appendBytes(metaspaceGotContainer, bytes, offset, size);
|
|
609 |
return startOffset;
|
|
610 |
}
|
|
611 |
|
|
612 |
public void addMetadataGotEntry(int offset) {
|
|
613 |
metadataGotContainer.appendLong(offset);
|
|
614 |
}
|
|
615 |
|
|
616 |
public int addMetaspaceName(String name) {
|
|
617 |
Integer value = metaspaceNames.get(name);
|
|
618 |
if (value != null) {
|
|
619 |
return value.intValue();
|
|
620 |
}
|
|
621 |
// Get the current length of the stubsNameContainer
|
|
622 |
// align on 8-byte boundary
|
|
623 |
int nameOffset = alignUp(metaspaceNamesContainer, 8);
|
|
624 |
|
|
625 |
try {
|
|
626 |
// Add the name of the symbol to the .stubs.names section
|
|
627 |
// Modify them to sequence of utf8 strings with length:
|
|
628 |
// "<u2_size>Ljava/lang/ThreadGroup;<u2_size>addUnstarted<u2_size>()V"
|
|
629 |
ByteArrayOutputStream bout = new ByteArrayOutputStream();
|
|
630 |
DataOutputStream out = new DataOutputStream(bout);
|
|
631 |
int len = name.length();
|
|
632 |
if (name.startsWith("Stub")) { // Stub
|
|
633 |
out.writeUTF(name);
|
|
634 |
} else { // Method or Klass
|
|
635 |
int parenthesesIndex = name.lastIndexOf('(', len - 1);
|
|
636 |
if (parenthesesIndex > 0) { // Method name
|
|
637 |
int dotIndex = name.lastIndexOf('.', parenthesesIndex - 1);
|
|
638 |
assert dotIndex > 0 : "method's full name should have '.' : " + name;
|
|
639 |
String klassName = name.substring(0, dotIndex);
|
|
640 |
out.writeUTF(klassName);
|
|
641 |
String methodName = name.substring(dotIndex + 1, parenthesesIndex);
|
|
642 |
out.writeUTF(methodName);
|
|
643 |
String signature = name.substring(parenthesesIndex, len);
|
|
644 |
out.writeUTF(signature);
|
|
645 |
} else {
|
|
646 |
out.writeUTF(name); // Klass
|
|
647 |
}
|
|
648 |
}
|
|
649 |
out.writeShort(0); // Terminate by 0.
|
|
650 |
byte[] b = bout.toByteArray();
|
|
651 |
metaspaceNamesContainer.appendBytes(b, 0, b.length);
|
|
652 |
|
|
653 |
metaspaceNames.put(name, nameOffset);
|
|
654 |
return nameOffset;
|
|
655 |
} catch (IOException e) {
|
|
656 |
throw new InternalError("Failed to append bytes to stubs sections", e);
|
|
657 |
}
|
|
658 |
}
|
|
659 |
|
|
660 |
/**
|
|
661 |
* Add oop symbol by as follows. Extend the oop.got section with another slot for the VM to
|
|
662 |
* patch.
|
|
663 |
*
|
|
664 |
* @param oopName name of the oop symbol
|
|
665 |
*/
|
|
666 |
public Integer addOopSymbol(String oopName) {
|
|
667 |
Integer oopGotOffset = getStringOffset(oopName);
|
|
668 |
if (oopGotOffset != null) {
|
|
669 |
return oopGotOffset;
|
|
670 |
}
|
|
671 |
return newOopSymbol(oopName);
|
|
672 |
}
|
|
673 |
|
|
674 |
private Integer newOopSymbol(String oopName) {
|
|
675 |
// Reference to String resolution (ldc).
|
|
676 |
int offset = oopGotContainer.getByteStreamSize();
|
|
677 |
String gotName = "got.ldc." + offset;
|
|
678 |
Symbol relocationSymbol = oopGotContainer.createGotSymbol(gotName);
|
|
679 |
|
|
680 |
if (offset != relocationSymbol.getOffset()) {
|
|
681 |
throw new InternalError("offset must equal! (" + offset + " vs " + relocationSymbol.getOffset());
|
|
682 |
}
|
|
683 |
|
|
684 |
addStringOffset(oopName, relocationSymbol.getOffset());
|
|
685 |
return relocationSymbol.getOffset();
|
|
686 |
}
|
|
687 |
|
|
688 |
public int addMetaspaceSymbol(String metaspaceName) {
|
|
689 |
String gotName = "got." + metaspaceName;
|
|
690 |
Symbol relocationSymbol = getGotSymbol(gotName);
|
|
691 |
int metaspaceOffset = -1;
|
|
692 |
if (relocationSymbol == null) {
|
|
693 |
// Add slots when asked in the .metaspace.got section:
|
|
694 |
metaspaceGotContainer.createGotSymbol(gotName);
|
|
695 |
}
|
|
696 |
return metaspaceOffset;
|
|
697 |
}
|
|
698 |
|
|
699 |
public Symbol getGotSymbol(String name) {
|
|
700 |
assert name.startsWith("got.");
|
|
701 |
return symbolTable.get(name);
|
|
702 |
}
|
|
703 |
|
|
704 |
/**
|
|
705 |
* Add metaspace symbol by as follows. - Adding the symbol name to the metaspace.names section -
|
|
706 |
* Add the offset of the name in metaspace.names to metaspace.offsets - Extend the metaspace.got
|
|
707 |
* section with another slot for the VM to patch
|
|
708 |
*
|
|
709 |
* @param metaspaceName name of the metaspace symbol
|
|
710 |
* @return the got offset in the metaspace.got of the metaspace symbol
|
|
711 |
*/
|
|
712 |
public int addTwoSlotMetaspaceSymbol(String metaspaceName) {
|
|
713 |
String gotName = "got." + metaspaceName;
|
|
714 |
Symbol previous = getGotSymbol(gotName);
|
|
715 |
assert previous == null : "should be called only once for: " + metaspaceName;
|
|
716 |
// Add slots when asked in the .metaspace.got section:
|
|
717 |
// First slot
|
|
718 |
String gotInitName = "got.init." + metaspaceName;
|
|
719 |
GotSymbol slot1Symbol = metaspaceGotContainer.createGotSymbol(gotInitName);
|
|
720 |
GotSymbol slot2Symbol = metaspaceGotContainer.createGotSymbol(gotName);
|
|
721 |
|
|
722 |
slot1Symbol.getIndex(); // check alignment and ignore result
|
|
723 |
// Get the index (offset/8) to the got in the .metaspace.got section
|
|
724 |
return slot2Symbol.getIndex();
|
|
725 |
}
|
|
726 |
|
|
727 |
public int addMethodsCount(int count, ReadOnlyDataContainer container) {
|
|
728 |
return appendInt(count, container);
|
|
729 |
}
|
|
730 |
|
|
731 |
private static int appendInt(int count, ReadOnlyDataContainer container) {
|
|
732 |
int offset = container.getByteStreamSize();
|
|
733 |
container.appendInt(count);
|
|
734 |
return offset;
|
|
735 |
}
|
|
736 |
|
|
737 |
/**
|
|
738 |
* Add constant data as follows. - Adding the data to the method.constdata section
|
|
739 |
*
|
|
740 |
* @param data
|
|
741 |
* @param alignment
|
|
742 |
* @return the offset in the method.constdata of the data
|
|
743 |
*/
|
|
744 |
public int addConstantData(byte[] data, int alignment) {
|
|
745 |
// Get the current length of the metaspaceNameContainer
|
|
746 |
int constantDataOffset = alignUp(constantDataContainer, alignment);
|
|
747 |
constantDataContainer.appendBytes(data, 0, data.length);
|
|
748 |
alignUp(constantDataContainer, alignment); // Post alignment
|
|
749 |
return constantDataOffset;
|
|
750 |
}
|
|
751 |
|
|
752 |
public int alignUp(ByteContainer container, int alignment) {
|
|
753 |
if (Integer.bitCount(alignment) != 1) {
|
|
754 |
throw new IllegalArgumentException("Must be a power of 2");
|
|
755 |
}
|
|
756 |
int offset = container.getByteStreamSize();
|
|
757 |
int aligned = (offset + (alignment - 1)) & -alignment;
|
|
758 |
if (aligned < offset || (aligned & (alignment - 1)) != 0) {
|
|
759 |
throw new RuntimeException("Error aligning: " + offset + " -> " + aligned);
|
|
760 |
}
|
|
761 |
if (aligned != offset) {
|
|
762 |
int nullArraySz = aligned - offset;
|
|
763 |
byte[] nullArray = new byte[nullArraySz];
|
|
764 |
container.appendBytes(nullArray, 0, nullArraySz);
|
|
765 |
offset = aligned;
|
|
766 |
}
|
|
767 |
return offset;
|
|
768 |
}
|
|
769 |
|
|
770 |
public void addCodeSegments(int start, int end) {
|
|
771 |
assert (start % codeSegmentSize) == 0 : "not aligned code";
|
|
772 |
int currentOffset = codeSegmentsContainer.getByteStreamSize();
|
|
773 |
int offset = start / codeSegmentSize;
|
|
774 |
int emptySize = offset - currentOffset;
|
|
775 |
// add empty segments if needed
|
|
776 |
if (emptySize > 0) {
|
|
777 |
byte[] emptyArray = new byte[emptySize];
|
|
778 |
for (int i = 0; i < emptySize; i++) {
|
|
779 |
emptyArray[i] = (byte) 0xff;
|
|
780 |
}
|
|
781 |
appendBytes(codeSegmentsContainer, emptyArray, 0, emptySize);
|
|
782 |
}
|
|
783 |
int alignedEnd = (end + (codeSegmentSize - 1)) & -codeSegmentSize;
|
|
784 |
int segmentsCount = (alignedEnd / codeSegmentSize) - offset;
|
|
785 |
byte[] segments = new byte[segmentsCount];
|
|
786 |
int idx = 0;
|
|
787 |
for (int i = 0; i < segmentsCount; i++) {
|
|
788 |
segments[i] = (byte) idx;
|
|
789 |
idx = (idx == 0xfe) ? 1 : (idx + 1);
|
|
790 |
}
|
|
791 |
appendBytes(codeSegmentsContainer, segments, 0, segmentsCount);
|
|
792 |
}
|
|
793 |
|
|
794 |
public CodeContainer getExtLinkageContainer() {
|
|
795 |
return extLinkageContainer;
|
|
796 |
}
|
|
797 |
|
|
798 |
public ByteContainer getExtLinkageGOTContainer() {
|
|
799 |
return extLinkageGOTContainer;
|
|
800 |
}
|
|
801 |
|
|
802 |
public ByteContainer getMethodMetadataContainer() {
|
|
803 |
return methodMetadataContainer;
|
|
804 |
}
|
|
805 |
|
|
806 |
public ReadOnlyDataContainer getMetaspaceNamesContainer() {
|
|
807 |
return metaspaceNamesContainer;
|
|
808 |
}
|
|
809 |
|
|
810 |
public ReadOnlyDataContainer getMethodsOffsetsContainer() {
|
|
811 |
return methodsOffsetsContainer;
|
|
812 |
}
|
|
813 |
|
|
814 |
public ReadOnlyDataContainer getKlassesOffsetsContainer() {
|
|
815 |
return klassesOffsetsContainer;
|
|
816 |
}
|
|
817 |
|
|
818 |
public ReadOnlyDataContainer getKlassesDependenciesContainer() {
|
|
819 |
return klassesDependenciesContainer;
|
|
820 |
}
|
|
821 |
|
|
822 |
public ReadOnlyDataContainer getStubsOffsetsContainer() {
|
|
823 |
return stubsOffsetsContainer;
|
|
824 |
}
|
|
825 |
|
|
826 |
public ReadOnlyDataContainer getCodeSegmentsContainer() {
|
|
827 |
return codeSegmentsContainer;
|
|
828 |
}
|
|
829 |
|
|
830 |
public ReadOnlyDataContainer getConstantDataContainer() {
|
|
831 |
return constantDataContainer;
|
|
832 |
}
|
|
833 |
|
|
834 |
public ByteContainer getMetaspaceGotContainer() {
|
|
835 |
return metaspaceGotContainer;
|
|
836 |
}
|
|
837 |
|
|
838 |
public ByteContainer getMetadataGotContainer() {
|
|
839 |
return metadataGotContainer;
|
|
840 |
}
|
|
841 |
|
|
842 |
public ByteContainer getMethodStateContainer() {
|
|
843 |
return methodStateContainer;
|
|
844 |
}
|
|
845 |
|
|
846 |
public ByteContainer getOopGotContainer() {
|
|
847 |
return oopGotContainer;
|
|
848 |
}
|
|
849 |
|
|
850 |
public CodeContainer getCodeContainer() {
|
|
851 |
return codeContainer;
|
|
852 |
}
|
|
853 |
|
|
854 |
public ReadOnlyDataContainer getConfigContainer() {
|
|
855 |
return configContainer;
|
|
856 |
}
|
|
857 |
|
|
858 |
public Map<Symbol, Relocation> getUniqueRelocationTable() {
|
|
859 |
return uniqueRelocationTable;
|
|
860 |
}
|
|
861 |
|
|
862 |
public HeaderContainer getHeaderContainer() {
|
|
863 |
return headerContainer;
|
|
864 |
}
|
|
865 |
|
|
866 |
}
|