Mercurial > hg > graal-compiler
annotate src/share/vm/prims/jni.cpp @ 14495:cd5d10655495
8027754: Enable loop optimizations for loops with MathExact inside
Reviewed-by: kvn, iveresov
author | rbackman |
---|---|
date | Thu, 23 Jan 2014 12:08:28 +0100 |
parents | e6195383bcaf |
children | 3f406218c511 |
rev | line source |
---|---|
0 | 1 /* |
14297
febc6428bc79
8028275: Metaspace ShrinkGrowTest causes fatal error if run with JFR
coleenp
parents:
14290
diff
changeset
|
2 * Copyright (c) 1997, 2014, Oracle and/or its affiliates. All rights reserved. |
6837
75982791ddb6
7170638: Use DTRACE_PROBE[N] in JNI Set and SetStatic Field.
coleenp
parents:
6831
diff
changeset
|
3 * Copyright (c) 2012 Red Hat, Inc. |
0 | 4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
5 * | |
6 * This code is free software; you can redistribute it and/or modify it | |
7 * under the terms of the GNU General Public License version 2 only, as | |
8 * published by the Free Software Foundation. | |
9 * | |
10 * This code is distributed in the hope that it will be useful, but WITHOUT | |
11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
13 * version 2 for more details (a copy is included in the LICENSE file that | |
14 * accompanied this code). | |
15 * | |
16 * You should have received a copy of the GNU General Public License version | |
17 * 2 along with this work; if not, write to the Free Software Foundation, | |
18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
19 * | |
1552
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
1490
diff
changeset
|
20 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
1490
diff
changeset
|
21 * or visit www.oracle.com if you need additional information or have any |
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
1490
diff
changeset
|
22 * questions. |
0 | 23 * |
24 */ | |
25 | |
1972 | 26 #include "precompiled.hpp" |
6972
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6940
diff
changeset
|
27 #include "ci/ciReplay.hpp" |
6162 | 28 #include "classfile/altHashing.hpp" |
1972 | 29 #include "classfile/classLoader.hpp" |
30 #include "classfile/javaClasses.hpp" | |
31 #include "classfile/symbolTable.hpp" | |
32 #include "classfile/systemDictionary.hpp" | |
33 #include "classfile/vmSymbols.hpp" | |
34 #include "interpreter/linkResolver.hpp" | |
8001
db9981fd3124
8005915: Unify SERIALGC and INCLUDE_ALTERNATE_GCS
jprovino
parents:
7182
diff
changeset
|
35 #include "utilities/macros.hpp" |
db9981fd3124
8005915: Unify SERIALGC and INCLUDE_ALTERNATE_GCS
jprovino
parents:
7182
diff
changeset
|
36 #if INCLUDE_ALL_GCS |
3249
e1162778c1c8
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
2376
diff
changeset
|
37 #include "gc_implementation/g1/g1SATBCardTableModRefBS.hpp" |
8001
db9981fd3124
8005915: Unify SERIALGC and INCLUDE_ALTERNATE_GCS
jprovino
parents:
7182
diff
changeset
|
38 #endif // INCLUDE_ALL_GCS |
6197 | 39 #include "memory/allocation.hpp" |
1972 | 40 #include "memory/allocation.inline.hpp" |
41 #include "memory/gcLocker.inline.hpp" | |
42 #include "memory/oopFactory.hpp" | |
43 #include "memory/universe.inline.hpp" | |
44 #include "oops/instanceKlass.hpp" | |
45 #include "oops/instanceOop.hpp" | |
46 #include "oops/markOop.hpp" | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
47 #include "oops/method.hpp" |
1972 | 48 #include "oops/objArrayKlass.hpp" |
49 #include "oops/objArrayOop.hpp" | |
50 #include "oops/oop.inline.hpp" | |
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
51 #include "oops/symbol.hpp" |
1972 | 52 #include "oops/typeArrayKlass.hpp" |
53 #include "oops/typeArrayOop.hpp" | |
54 #include "prims/jni.h" | |
55 #include "prims/jniCheck.hpp" | |
4800
94ec88ca68e2
7115199: Add event tracing hooks and Java Flight Recorder infrastructure
phh
parents:
4708
diff
changeset
|
56 #include "prims/jniExport.hpp" |
1972 | 57 #include "prims/jniFastGetField.hpp" |
58 #include "prims/jvm.h" | |
59 #include "prims/jvm_misc.hpp" | |
60 #include "prims/jvmtiExport.hpp" | |
61 #include "prims/jvmtiThreadState.hpp" | |
62 #include "runtime/compilationPolicy.hpp" | |
63 #include "runtime/fieldDescriptor.hpp" | |
64 #include "runtime/fprofiler.hpp" | |
65 #include "runtime/handles.inline.hpp" | |
66 #include "runtime/interfaceSupport.hpp" | |
67 #include "runtime/java.hpp" | |
68 #include "runtime/javaCalls.hpp" | |
69 #include "runtime/jfieldIDWorkaround.hpp" | |
70 #include "runtime/reflection.hpp" | |
71 #include "runtime/sharedRuntime.hpp" | |
72 #include "runtime/signature.hpp" | |
7180
f34d701e952e
8003935: Simplify the needed includes for using Thread::current()
stefank
parents:
6985
diff
changeset
|
73 #include "runtime/thread.inline.hpp" |
1972 | 74 #include "runtime/vm_operations.hpp" |
75 #include "services/runtimeService.hpp" | |
4800
94ec88ca68e2
7115199: Add event tracing hooks and Java Flight Recorder infrastructure
phh
parents:
4708
diff
changeset
|
76 #include "trace/tracing.hpp" |
1972 | 77 #include "utilities/defaultStream.hpp" |
78 #include "utilities/dtrace.hpp" | |
79 #include "utilities/events.hpp" | |
80 #include "utilities/histogram.hpp" | |
81 #ifdef TARGET_OS_FAMILY_linux | |
82 # include "os_linux.inline.hpp" | |
83 #endif | |
84 #ifdef TARGET_OS_FAMILY_solaris | |
85 # include "os_solaris.inline.hpp" | |
86 #endif | |
87 #ifdef TARGET_OS_FAMILY_windows | |
88 # include "os_windows.inline.hpp" | |
89 #endif | |
3960 | 90 #ifdef TARGET_OS_FAMILY_bsd |
91 # include "os_bsd.inline.hpp" | |
92 #endif | |
0 | 93 |
8793
499ccc15bbc8
8005716: Enhance JNI specification to allow support of static JNI libraries in Embedded JREs
bpittore
parents:
8001
diff
changeset
|
94 static jint CurrentVersion = JNI_VERSION_1_8; |
0 | 95 |
96 | |
97 // The DT_RETURN_MARK macros create a scoped object to fire the dtrace | |
98 // '-return' probe regardless of the return path is taken out of the function. | |
99 // Methods that have multiple return paths use this to avoid having to | |
100 // instrument each return path. Methods that use CHECK or THROW must use this | |
101 // since those macros can cause an immedate uninstrumented return. | |
102 // | |
103 // In order to get the return value, a reference to the variable containing | |
104 // the return value must be passed to the contructor of the object, and | |
105 // the return value must be set before return (since the mark object has | |
106 // a reference to it). | |
107 // | |
108 // Example: | |
109 // DT_RETURN_MARK_DECL(SomeFunc, int); | |
110 // JNI_ENTRY(int, SomeFunc, ...) | |
111 // int return_value = 0; | |
112 // DT_RETURN_MARK(SomeFunc, int, (const int&)return_value); | |
113 // foo(CHECK_0) | |
114 // return_value = 5; | |
115 // return return_value; | |
116 // JNI_END | |
4006 | 117 #define DT_RETURN_MARK_DECL(name, type, probe) \ |
118 DTRACE_ONLY( \ | |
119 class DTraceReturnProbeMark_##name { \ | |
120 public: \ | |
121 const type& _ret_ref; \ | |
122 DTraceReturnProbeMark_##name(const type& v) : _ret_ref(v) {} \ | |
123 ~DTraceReturnProbeMark_##name() { \ | |
124 probe; \ | |
125 } \ | |
126 } \ | |
127 ) | |
128 // Void functions are simpler since there's no return value | |
129 #define DT_VOID_RETURN_MARK_DECL(name, probe) \ | |
130 DTRACE_ONLY( \ | |
131 class DTraceReturnProbeMark_##name { \ | |
132 public: \ | |
133 ~DTraceReturnProbeMark_##name() { \ | |
134 probe; \ | |
135 } \ | |
136 } \ | |
137 ) | |
0 | 138 |
139 // Place these macros in the function to mark the return. Non-void | |
140 // functions need the type and address of the return value. | |
141 #define DT_RETURN_MARK(name, type, ref) \ | |
142 DTRACE_ONLY( DTraceReturnProbeMark_##name dtrace_return_mark(ref) ) | |
143 #define DT_VOID_RETURN_MARK(name) \ | |
144 DTRACE_ONLY( DTraceReturnProbeMark_##name dtrace_return_mark ) | |
145 | |
146 | |
147 // Use these to select distinct code for floating-point vs. non-floating point | |
148 // situations. Used from within common macros where we need slightly | |
149 // different behavior for Float/Double | |
150 #define FP_SELECT_Boolean(intcode, fpcode) intcode | |
151 #define FP_SELECT_Byte(intcode, fpcode) intcode | |
152 #define FP_SELECT_Char(intcode, fpcode) intcode | |
153 #define FP_SELECT_Short(intcode, fpcode) intcode | |
154 #define FP_SELECT_Object(intcode, fpcode) intcode | |
155 #define FP_SELECT_Int(intcode, fpcode) intcode | |
156 #define FP_SELECT_Long(intcode, fpcode) intcode | |
157 #define FP_SELECT_Float(intcode, fpcode) fpcode | |
158 #define FP_SELECT_Double(intcode, fpcode) fpcode | |
159 #define FP_SELECT(TypeName, intcode, fpcode) \ | |
160 FP_SELECT_##TypeName(intcode, fpcode) | |
161 | |
162 #define COMMA , | |
163 | |
164 // Choose DT_RETURN_MARK macros based on the type: float/double -> void | |
165 // (dtrace doesn't do FP yet) | |
4006 | 166 #define DT_RETURN_MARK_DECL_FOR(TypeName, name, type, probe) \ |
167 FP_SELECT(TypeName, \ | |
168 DT_RETURN_MARK_DECL(name, type, probe), DT_VOID_RETURN_MARK_DECL(name, probe) ) | |
0 | 169 #define DT_RETURN_MARK_FOR(TypeName, name, type, ref) \ |
170 FP_SELECT(TypeName, \ | |
171 DT_RETURN_MARK(name, type, ref), DT_VOID_RETURN_MARK(name) ) | |
172 | |
173 | |
174 // out-of-line helpers for class jfieldIDWorkaround: | |
175 | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
176 bool jfieldIDWorkaround::is_valid_jfieldID(Klass* k, jfieldID id) { |
0 | 177 if (jfieldIDWorkaround::is_instance_jfieldID(k, id)) { |
178 uintptr_t as_uint = (uintptr_t) id; | |
179 intptr_t offset = raw_instance_offset(id); | |
180 if (is_checked_jfieldID(id)) { | |
181 if (!klass_hash_ok(k, id)) { | |
182 return false; | |
183 } | |
184 } | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
185 return InstanceKlass::cast(k)->contains_field_offset(offset); |
0 | 186 } else { |
187 JNIid* result = (JNIid*) id; | |
188 #ifdef ASSERT | |
189 return result != NULL && result->is_static_field_id(); | |
190 #else | |
191 return result != NULL; | |
192 #endif | |
193 } | |
194 } | |
195 | |
196 | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
197 intptr_t jfieldIDWorkaround::encode_klass_hash(Klass* k, intptr_t offset) { |
0 | 198 if (offset <= small_offset_mask) { |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
199 Klass* field_klass = k; |
6983 | 200 Klass* super_klass = field_klass->super(); |
113
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
0
diff
changeset
|
201 // With compressed oops the most super class with nonstatic fields would |
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
0
diff
changeset
|
202 // be the owner of fields embedded in the header. |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
203 while (InstanceKlass::cast(super_klass)->has_nonstatic_fields() && |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
204 InstanceKlass::cast(super_klass)->contains_field_offset(offset)) { |
0 | 205 field_klass = super_klass; // super contains the field also |
6983 | 206 super_klass = field_klass->super(); |
0 | 207 } |
208 debug_only(No_Safepoint_Verifier nosafepoint;) | |
209 uintptr_t klass_hash = field_klass->identity_hash(); | |
210 return ((klass_hash & klass_mask) << klass_shift) | checked_mask_in_place; | |
211 } else { | |
212 #if 0 | |
213 #ifndef PRODUCT | |
214 { | |
215 ResourceMark rm; | |
6983 | 216 warning("VerifyJNIFields: long offset %d in %s", offset, k->external_name()); |
0 | 217 } |
218 #endif | |
219 #endif | |
220 return 0; | |
221 } | |
222 } | |
223 | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
224 bool jfieldIDWorkaround::klass_hash_ok(Klass* k, jfieldID id) { |
0 | 225 uintptr_t as_uint = (uintptr_t) id; |
226 intptr_t klass_hash = (as_uint >> klass_shift) & klass_mask; | |
227 do { | |
228 debug_only(No_Safepoint_Verifier nosafepoint;) | |
229 // Could use a non-blocking query for identity_hash here... | |
230 if ((k->identity_hash() & klass_mask) == klass_hash) | |
231 return true; | |
6983 | 232 k = k->super(); |
0 | 233 } while (k != NULL); |
234 return false; | |
235 } | |
236 | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
237 void jfieldIDWorkaround::verify_instance_jfieldID(Klass* k, jfieldID id) { |
0 | 238 guarantee(jfieldIDWorkaround::is_instance_jfieldID(k, id), "must be an instance field" ); |
239 uintptr_t as_uint = (uintptr_t) id; | |
240 intptr_t offset = raw_instance_offset(id); | |
241 if (VerifyJNIFields) { | |
242 if (is_checked_jfieldID(id)) { | |
243 guarantee(klass_hash_ok(k, id), | |
244 "Bug in native code: jfieldID class must match object"); | |
245 } else { | |
246 #if 0 | |
247 #ifndef PRODUCT | |
248 if (Verbose) { | |
249 ResourceMark rm; | |
6983 | 250 warning("VerifyJNIFields: unverified offset %d for %s", offset, k->external_name()); |
0 | 251 } |
252 #endif | |
253 #endif | |
254 } | |
255 } | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
256 guarantee(InstanceKlass::cast(k)->contains_field_offset(offset), |
0 | 257 "Bug in native code: jfieldID offset must address interior of object"); |
258 } | |
259 | |
260 // Pick a reasonable higher bound for local capacity requested | |
261 // for EnsureLocalCapacity and PushLocalFrame. We don't want it too | |
262 // high because a test (or very unusual application) may try to allocate | |
263 // that many handles and run out of swap space. An implementation is | |
264 // permitted to allocate more handles than the ensured capacity, so this | |
265 // value is set high enough to prevent compatibility problems. | |
266 const int MAX_REASONABLE_LOCAL_CAPACITY = 4*K; | |
267 | |
268 | |
269 // Wrapper to trace JNI functions | |
270 | |
271 #ifdef ASSERT | |
272 Histogram* JNIHistogram; | |
273 static volatile jint JNIHistogram_lock = 0; | |
274 | |
275 class JNITraceWrapper : public StackObj { | |
276 public: | |
277 JNITraceWrapper(const char* format, ...) { | |
278 if (TraceJNICalls) { | |
279 va_list ap; | |
280 va_start(ap, format); | |
281 tty->print("JNI "); | |
282 tty->vprint_cr(format, ap); | |
283 va_end(ap); | |
284 } | |
285 } | |
286 }; | |
287 | |
288 class JNIHistogramElement : public HistogramElement { | |
289 public: | |
290 JNIHistogramElement(const char* name); | |
291 }; | |
292 | |
293 JNIHistogramElement::JNIHistogramElement(const char* elementName) { | |
294 _name = elementName; | |
295 uintx count = 0; | |
296 | |
297 while (Atomic::cmpxchg(1, &JNIHistogram_lock, 0) != 0) { | |
298 while (OrderAccess::load_acquire(&JNIHistogram_lock) != 0) { | |
299 count +=1; | |
300 if ( (WarnOnStalledSpinLock > 0) | |
301 && (count % WarnOnStalledSpinLock == 0)) { | |
302 warning("JNIHistogram_lock seems to be stalled"); | |
303 } | |
304 } | |
305 } | |
306 | |
307 | |
308 if(JNIHistogram == NULL) | |
309 JNIHistogram = new Histogram("JNI Call Counts",100); | |
310 | |
311 JNIHistogram->add_element(this); | |
312 Atomic::dec(&JNIHistogram_lock); | |
313 } | |
314 | |
315 #define JNICountWrapper(arg) \ | |
316 static JNIHistogramElement* e = new JNIHistogramElement(arg); \ | |
317 /* There is a MT-race condition in VC++. So we need to make sure that that e has been initialized */ \ | |
318 if (e != NULL) e->increment_count() | |
319 #define JNIWrapper(arg) JNICountWrapper(arg); JNITraceWrapper(arg) | |
320 #else | |
321 #define JNIWrapper(arg) | |
322 #endif | |
323 | |
324 | |
325 // Implementation of JNI entries | |
326 | |
4006 | 327 DT_RETURN_MARK_DECL(DefineClass, jclass |
328 , HOTSPOT_JNI_DEFINECLASS_RETURN(_ret_ref)); | |
0 | 329 |
330 JNI_ENTRY(jclass, jni_DefineClass(JNIEnv *env, const char *name, jobject loaderRef, | |
331 const jbyte *buf, jsize bufLen)) | |
332 JNIWrapper("DefineClass"); | |
333 | |
4006 | 334 HOTSPOT_JNI_DEFINECLASS_ENTRY( |
335 env, (char*) name, loaderRef, (char*) buf, bufLen); | |
14380 | 336 |
0 | 337 jclass cls = NULL; |
338 DT_RETURN_MARK(DefineClass, jclass, (const jclass&)cls); | |
339 | |
6125
dcfcdd01af4b
7171703: JNI DefineClass crashes client VM when first parameter is NULL
fparain
parents:
4800
diff
changeset
|
340 TempNewSymbol class_name = NULL; |
0 | 341 // Since exceptions can be thrown, class initialization can take place |
342 // if name is NULL no check for class name in .class stream has to be made. | |
343 if (name != NULL) { | |
344 const int str_len = (int)strlen(name); | |
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
345 if (str_len > Symbol::max_length()) { |
0 | 346 // It's impossible to create this class; the name cannot fit |
347 // into the constant pool. | |
348 THROW_MSG_0(vmSymbols::java_lang_NoClassDefFoundError(), name); | |
349 } | |
6125
dcfcdd01af4b
7171703: JNI DefineClass crashes client VM when first parameter is NULL
fparain
parents:
4800
diff
changeset
|
350 class_name = SymbolTable::new_symbol(name, CHECK_NULL); |
0 | 351 } |
352 ResourceMark rm(THREAD); | |
353 ClassFileStream st((u1*) buf, bufLen, NULL); | |
354 Handle class_loader (THREAD, JNIHandles::resolve(loaderRef)); | |
355 | |
356 if (UsePerfData && !class_loader.is_null()) { | |
357 // check whether the current caller thread holds the lock or not. | |
358 // If not, increment the corresponding counter | |
359 if (ObjectSynchronizer:: | |
360 query_lock_ownership((JavaThread*)THREAD, class_loader) != | |
361 ObjectSynchronizer::owner_self) { | |
362 ClassLoader::sync_JNIDefineClassLockFreeCounter()->inc(); | |
363 } | |
364 } | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
365 Klass* k = SystemDictionary::resolve_from_stream(class_name, class_loader, |
973
ad6585fd4087
6830542: Performance: JVM_DefineClass already verified.
acorn
parents:
657
diff
changeset
|
366 Handle(), &st, true, |
ad6585fd4087
6830542: Performance: JVM_DefineClass already verified.
acorn
parents:
657
diff
changeset
|
367 CHECK_NULL); |
0 | 368 |
657
715dceaa89b7
6603316: Improve instrumentation for classes loaded at startup
acorn
parents:
579
diff
changeset
|
369 if (TraceClassResolution && k != NULL) { |
715dceaa89b7
6603316: Improve instrumentation for classes loaded at startup
acorn
parents:
579
diff
changeset
|
370 trace_class_resolution(k); |
715dceaa89b7
6603316: Improve instrumentation for classes loaded at startup
acorn
parents:
579
diff
changeset
|
371 } |
715dceaa89b7
6603316: Improve instrumentation for classes loaded at startup
acorn
parents:
579
diff
changeset
|
372 |
0 | 373 cls = (jclass)JNIHandles::make_local( |
6983 | 374 env, k->java_mirror()); |
0 | 375 return cls; |
376 JNI_END | |
377 | |
378 | |
379 | |
380 static bool first_time_FindClass = true; | |
381 | |
4006 | 382 DT_RETURN_MARK_DECL(FindClass, jclass |
383 , HOTSPOT_JNI_FINDCLASS_RETURN(_ret_ref)); | |
0 | 384 |
385 JNI_ENTRY(jclass, jni_FindClass(JNIEnv *env, const char *name)) | |
386 JNIWrapper("FindClass"); | |
14380 | 387 |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
388 HOTSPOT_JNI_FINDCLASS_ENTRY(env, (char *)name); |
0 | 389 |
390 jclass result = NULL; | |
391 DT_RETURN_MARK(FindClass, jclass, (const jclass&)result); | |
392 | |
393 // Remember if we are the first invocation of jni_FindClass | |
394 bool first_time = first_time_FindClass; | |
395 first_time_FindClass = false; | |
396 | |
397 // Sanity check the name: it cannot be null or larger than the maximum size | |
398 // name we can fit in the constant pool. | |
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
399 if (name == NULL || (int)strlen(name) > Symbol::max_length()) { |
0 | 400 THROW_MSG_0(vmSymbols::java_lang_NoClassDefFoundError(), name); |
401 } | |
402 | |
403 //%note jni_3 | |
404 Handle loader; | |
405 Handle protection_domain; | |
406 // Find calling class | |
407 instanceKlassHandle k (THREAD, thread->security_get_caller_class(0)); | |
408 if (k.not_null()) { | |
409 loader = Handle(THREAD, k->class_loader()); | |
410 // Special handling to make sure JNI_OnLoad and JNI_OnUnload are executed | |
411 // in the correct class context. | |
412 if (loader.is_null() && | |
413 k->name() == vmSymbols::java_lang_ClassLoader_NativeLibrary()) { | |
414 JavaValue result(T_OBJECT); | |
415 JavaCalls::call_static(&result, k, | |
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
416 vmSymbols::getFromClass_name(), |
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
417 vmSymbols::void_class_signature(), |
0 | 418 thread); |
419 if (HAS_PENDING_EXCEPTION) { | |
420 Handle ex(thread, thread->pending_exception()); | |
421 CLEAR_PENDING_EXCEPTION; | |
422 THROW_HANDLE_0(ex); | |
423 } | |
424 oop mirror = (oop) result.get_jobject(); | |
425 loader = Handle(THREAD, | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
426 InstanceKlass::cast(java_lang_Class::as_Klass(mirror))->class_loader()); |
0 | 427 protection_domain = Handle(THREAD, |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
428 InstanceKlass::cast(java_lang_Class::as_Klass(mirror))->protection_domain()); |
0 | 429 } |
430 } else { | |
431 // We call ClassLoader.getSystemClassLoader to obtain the system class loader. | |
432 loader = Handle(THREAD, SystemDictionary::java_system_loader()); | |
433 } | |
434 | |
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
435 TempNewSymbol sym = SymbolTable::new_symbol(name, CHECK_NULL); |
0 | 436 result = find_class_from_class_loader(env, sym, true, loader, |
437 protection_domain, true, thread); | |
438 | |
657
715dceaa89b7
6603316: Improve instrumentation for classes loaded at startup
acorn
parents:
579
diff
changeset
|
439 if (TraceClassResolution && result != NULL) { |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
440 trace_class_resolution(java_lang_Class::as_Klass(JNIHandles::resolve_non_null(result))); |
657
715dceaa89b7
6603316: Improve instrumentation for classes loaded at startup
acorn
parents:
579
diff
changeset
|
441 } |
715dceaa89b7
6603316: Improve instrumentation for classes loaded at startup
acorn
parents:
579
diff
changeset
|
442 |
0 | 443 // If we were the first invocation of jni_FindClass, we enable compilation again |
444 // rather than just allowing invocation counter to overflow and decay. | |
445 // Controlled by flag DelayCompilationDuringStartup. | |
446 if (first_time && !CompileTheWorld) | |
447 CompilationPolicy::completed_vm_startup(); | |
448 | |
449 return result; | |
450 JNI_END | |
451 | |
4006 | 452 DT_RETURN_MARK_DECL(FromReflectedMethod, jmethodID |
453 , HOTSPOT_JNI_FROMREFLECTEDMETHOD_RETURN((uintptr_t)_ret_ref)); | |
0 | 454 |
455 JNI_ENTRY(jmethodID, jni_FromReflectedMethod(JNIEnv *env, jobject method)) | |
456 JNIWrapper("FromReflectedMethod"); | |
14380 | 457 |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
458 HOTSPOT_JNI_FROMREFLECTEDMETHOD_ENTRY(env, method); |
14380 | 459 |
0 | 460 jmethodID ret = NULL; |
461 DT_RETURN_MARK(FromReflectedMethod, jmethodID, (const jmethodID&)ret); | |
462 | |
463 // method is a handle to a java.lang.reflect.Method object | |
464 oop reflected = JNIHandles::resolve_non_null(method); | |
465 oop mirror = NULL; | |
466 int slot = 0; | |
467 | |
1142 | 468 if (reflected->klass() == SystemDictionary::reflect_Constructor_klass()) { |
0 | 469 mirror = java_lang_reflect_Constructor::clazz(reflected); |
470 slot = java_lang_reflect_Constructor::slot(reflected); | |
471 } else { | |
1142 | 472 assert(reflected->klass() == SystemDictionary::reflect_Method_klass(), "wrong type"); |
0 | 473 mirror = java_lang_reflect_Method::clazz(reflected); |
474 slot = java_lang_reflect_Method::slot(reflected); | |
475 } | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
476 Klass* k = java_lang_Class::as_Klass(mirror); |
0 | 477 |
478 KlassHandle k1(THREAD, k); | |
479 // Make sure class is initialized before handing id's out to methods | |
6983 | 480 k1()->initialize(CHECK_NULL); |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
481 Method* m = InstanceKlass::cast(k1())->method_with_idnum(slot); |
0 | 482 ret = m==NULL? NULL : m->jmethod_id(); // return NULL if reflected method deleted |
483 return ret; | |
484 JNI_END | |
485 | |
4006 | 486 DT_RETURN_MARK_DECL(FromReflectedField, jfieldID |
487 , HOTSPOT_JNI_FROMREFLECTEDFIELD_RETURN((uintptr_t)_ret_ref)); | |
0 | 488 |
489 JNI_ENTRY(jfieldID, jni_FromReflectedField(JNIEnv *env, jobject field)) | |
490 JNIWrapper("FromReflectedField"); | |
14380 | 491 |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
492 HOTSPOT_JNI_FROMREFLECTEDFIELD_ENTRY(env, field); |
14380 | 493 |
0 | 494 jfieldID ret = NULL; |
495 DT_RETURN_MARK(FromReflectedField, jfieldID, (const jfieldID&)ret); | |
496 | |
497 // field is a handle to a java.lang.reflect.Field object | |
498 oop reflected = JNIHandles::resolve_non_null(field); | |
499 oop mirror = java_lang_reflect_Field::clazz(reflected); | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
500 Klass* k = java_lang_Class::as_Klass(mirror); |
0 | 501 int slot = java_lang_reflect_Field::slot(reflected); |
502 int modifiers = java_lang_reflect_Field::modifiers(reflected); | |
503 | |
504 KlassHandle k1(THREAD, k); | |
505 // Make sure class is initialized before handing id's out to fields | |
6983 | 506 k1()->initialize(CHECK_NULL); |
0 | 507 |
508 // First check if this is a static field | |
509 if (modifiers & JVM_ACC_STATIC) { | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
510 intptr_t offset = InstanceKlass::cast(k1())->field_offset( slot ); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
511 JNIid* id = InstanceKlass::cast(k1())->jni_id_for(offset); |
0 | 512 assert(id != NULL, "corrupt Field object"); |
513 debug_only(id->set_is_static_field_id();) | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
514 // A jfieldID for a static field is a JNIid specifying the field holder and the offset within the Klass* |
0 | 515 ret = jfieldIDWorkaround::to_static_jfieldID(id); |
516 return ret; | |
517 } | |
518 | |
519 // The slot is the index of the field description in the field-array | |
520 // The jfieldID is the offset of the field within the object | |
521 // It may also have hash bits for k, if VerifyJNIFields is turned on. | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
522 intptr_t offset = InstanceKlass::cast(k1())->field_offset( slot ); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
523 assert(InstanceKlass::cast(k1())->contains_field_offset(offset), "stay within object"); |
0 | 524 ret = jfieldIDWorkaround::to_instance_jfieldID(k1(), offset); |
525 return ret; | |
526 JNI_END | |
527 | |
14380 | 528 |
4006 | 529 DT_RETURN_MARK_DECL(ToReflectedMethod, jobject |
530 , HOTSPOT_JNI_TOREFLECTEDMETHOD_RETURN(_ret_ref)); | |
0 | 531 |
532 JNI_ENTRY(jobject, jni_ToReflectedMethod(JNIEnv *env, jclass cls, jmethodID method_id, jboolean isStatic)) | |
533 JNIWrapper("ToReflectedMethod"); | |
14380 | 534 |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
535 HOTSPOT_JNI_TOREFLECTEDMETHOD_ENTRY(env, cls, (uintptr_t) method_id, isStatic); |
14380 | 536 |
0 | 537 jobject ret = NULL; |
538 DT_RETURN_MARK(ToReflectedMethod, jobject, (const jobject&)ret); | |
539 | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
540 methodHandle m (THREAD, Method::resolve_jmethod_id(method_id)); |
0 | 541 assert(m->is_static() == (isStatic != 0), "jni_ToReflectedMethod access flags doesn't match"); |
542 oop reflection_method; | |
543 if (m->is_initializer()) { | |
544 reflection_method = Reflection::new_constructor(m, CHECK_NULL); | |
545 } else { | |
546 reflection_method = Reflection::new_method(m, UseNewReflection, false, CHECK_NULL); | |
547 } | |
548 ret = JNIHandles::make_local(env, reflection_method); | |
549 return ret; | |
550 JNI_END | |
551 | |
4006 | 552 DT_RETURN_MARK_DECL(GetSuperclass, jclass |
553 , HOTSPOT_JNI_GETSUPERCLASS_RETURN(_ret_ref)); | |
0 | 554 |
555 JNI_ENTRY(jclass, jni_GetSuperclass(JNIEnv *env, jclass sub)) | |
556 JNIWrapper("GetSuperclass"); | |
14380 | 557 |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
558 HOTSPOT_JNI_GETSUPERCLASS_ENTRY(env, sub); |
14380 | 559 |
0 | 560 jclass obj = NULL; |
561 DT_RETURN_MARK(GetSuperclass, jclass, (const jclass&)obj); | |
562 | |
563 oop mirror = JNIHandles::resolve_non_null(sub); | |
564 // primitive classes return NULL | |
565 if (java_lang_Class::is_primitive(mirror)) return NULL; | |
566 | |
567 // Rules of Class.getSuperClass as implemented by KLass::java_super: | |
568 // arrays return Object | |
569 // interfaces return NULL | |
570 // proper classes return Klass::super() | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
571 Klass* k = java_lang_Class::as_Klass(mirror); |
6983 | 572 if (k->is_interface()) return NULL; |
0 | 573 |
574 // return mirror for superclass | |
6983 | 575 Klass* super = k->java_super(); |
0 | 576 // super2 is the value computed by the compiler's getSuperClass intrinsic: |
6983 | 577 debug_only(Klass* super2 = ( k->oop_is_array() |
1142 | 578 ? SystemDictionary::Object_klass() |
6983 | 579 : k->super() ) ); |
0 | 580 assert(super == super2, |
581 "java_super computation depends on interface, array, other super"); | |
6983 | 582 obj = (super == NULL) ? NULL : (jclass) JNIHandles::make_local(super->java_mirror()); |
0 | 583 return obj; |
584 JNI_END | |
585 | |
586 JNI_QUICK_ENTRY(jboolean, jni_IsAssignableFrom(JNIEnv *env, jclass sub, jclass super)) | |
587 JNIWrapper("IsSubclassOf"); | |
14380 | 588 |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
589 HOTSPOT_JNI_ISASSIGNABLEFROM_ENTRY(env, sub, super); |
14380 | 590 |
0 | 591 oop sub_mirror = JNIHandles::resolve_non_null(sub); |
592 oop super_mirror = JNIHandles::resolve_non_null(super); | |
593 if (java_lang_Class::is_primitive(sub_mirror) || | |
594 java_lang_Class::is_primitive(super_mirror)) { | |
595 jboolean ret = (sub_mirror == super_mirror); | |
14380 | 596 |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
597 HOTSPOT_JNI_ISASSIGNABLEFROM_RETURN(ret); |
0 | 598 return ret; |
599 } | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
600 Klass* sub_klass = java_lang_Class::as_Klass(sub_mirror); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
601 Klass* super_klass = java_lang_Class::as_Klass(super_mirror); |
0 | 602 assert(sub_klass != NULL && super_klass != NULL, "invalid arguments to jni_IsAssignableFrom"); |
6983 | 603 jboolean ret = sub_klass->is_subtype_of(super_klass) ? |
0 | 604 JNI_TRUE : JNI_FALSE; |
14380 | 605 |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
606 HOTSPOT_JNI_ISASSIGNABLEFROM_RETURN(ret); |
0 | 607 return ret; |
608 JNI_END | |
609 | |
14380 | 610 |
4006 | 611 DT_RETURN_MARK_DECL(Throw, jint |
612 , HOTSPOT_JNI_THROW_RETURN(_ret_ref)); | |
0 | 613 |
614 JNI_ENTRY(jint, jni_Throw(JNIEnv *env, jthrowable obj)) | |
615 JNIWrapper("Throw"); | |
14380 | 616 |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
617 HOTSPOT_JNI_THROW_ENTRY(env, obj); |
14380 | 618 |
0 | 619 jint ret = JNI_OK; |
620 DT_RETURN_MARK(Throw, jint, (const jint&)ret); | |
621 | |
622 THROW_OOP_(JNIHandles::resolve(obj), JNI_OK); | |
623 ShouldNotReachHere(); | |
624 JNI_END | |
625 | |
14380 | 626 |
4006 | 627 DT_RETURN_MARK_DECL(ThrowNew, jint |
628 , HOTSPOT_JNI_THROWNEW_RETURN(_ret_ref)); | |
0 | 629 |
630 JNI_ENTRY(jint, jni_ThrowNew(JNIEnv *env, jclass clazz, const char *message)) | |
631 JNIWrapper("ThrowNew"); | |
14380 | 632 |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
633 HOTSPOT_JNI_THROWNEW_ENTRY(env, clazz, (char *) message); |
14380 | 634 |
0 | 635 jint ret = JNI_OK; |
636 DT_RETURN_MARK(ThrowNew, jint, (const jint&)ret); | |
637 | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
638 InstanceKlass* k = InstanceKlass::cast(java_lang_Class::as_Klass(JNIHandles::resolve_non_null(clazz))); |
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
639 Symbol* name = k->name(); |
0 | 640 Handle class_loader (THREAD, k->class_loader()); |
641 Handle protection_domain (THREAD, k->protection_domain()); | |
642 THROW_MSG_LOADER_(name, (char *)message, class_loader, protection_domain, JNI_OK); | |
643 ShouldNotReachHere(); | |
644 JNI_END | |
645 | |
646 | |
647 // JNI functions only transform a pending async exception to a synchronous | |
648 // exception in ExceptionOccurred and ExceptionCheck calls, since | |
649 // delivering an async exception in other places won't change the native | |
650 // code's control flow and would be harmful when native code further calls | |
651 // JNI functions with a pending exception. Async exception is also checked | |
652 // during the call, so ExceptionOccurred/ExceptionCheck won't return | |
653 // false but deliver the async exception at the very end during | |
654 // state transition. | |
655 | |
656 static void jni_check_async_exceptions(JavaThread *thread) { | |
657 assert(thread == Thread::current(), "must be itself"); | |
658 thread->check_and_handle_async_exceptions(); | |
659 } | |
660 | |
661 JNI_ENTRY_NO_PRESERVE(jthrowable, jni_ExceptionOccurred(JNIEnv *env)) | |
662 JNIWrapper("ExceptionOccurred"); | |
14380 | 663 |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
664 HOTSPOT_JNI_EXCEPTIONOCCURRED_ENTRY(env); |
14380 | 665 |
0 | 666 jni_check_async_exceptions(thread); |
667 oop exception = thread->pending_exception(); | |
668 jthrowable ret = (jthrowable) JNIHandles::make_local(env, exception); | |
14380 | 669 |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
670 HOTSPOT_JNI_EXCEPTIONOCCURRED_RETURN(ret); |
0 | 671 return ret; |
672 JNI_END | |
673 | |
674 | |
675 JNI_ENTRY_NO_PRESERVE(void, jni_ExceptionDescribe(JNIEnv *env)) | |
676 JNIWrapper("ExceptionDescribe"); | |
14380 | 677 |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
678 HOTSPOT_JNI_EXCEPTIONDESCRIBE_ENTRY(env); |
14380 | 679 |
0 | 680 if (thread->has_pending_exception()) { |
681 Handle ex(thread, thread->pending_exception()); | |
682 thread->clear_pending_exception(); | |
1142 | 683 if (ex->is_a(SystemDictionary::ThreadDeath_klass())) { |
0 | 684 // Don't print anything if we are being killed. |
685 } else { | |
686 jio_fprintf(defaultStream::error_stream(), "Exception "); | |
687 if (thread != NULL && thread->threadObj() != NULL) { | |
688 ResourceMark rm(THREAD); | |
689 jio_fprintf(defaultStream::error_stream(), | |
690 "in thread \"%s\" ", thread->get_thread_name()); | |
691 } | |
1142 | 692 if (ex->is_a(SystemDictionary::Throwable_klass())) { |
0 | 693 JavaValue result(T_VOID); |
694 JavaCalls::call_virtual(&result, | |
695 ex, | |
696 KlassHandle(THREAD, | |
1142 | 697 SystemDictionary::Throwable_klass()), |
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
698 vmSymbols::printStackTrace_name(), |
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
699 vmSymbols::void_method_signature(), |
0 | 700 THREAD); |
701 // If an exception is thrown in the call it gets thrown away. Not much | |
702 // we can do with it. The native code that calls this, does not check | |
703 // for the exception - hence, it might still be in the thread when DestroyVM gets | |
704 // called, potentially causing a few asserts to trigger - since no pending exception | |
705 // is expected. | |
706 CLEAR_PENDING_EXCEPTION; | |
707 } else { | |
708 ResourceMark rm(THREAD); | |
709 jio_fprintf(defaultStream::error_stream(), | |
710 ". Uncaught exception of type %s.", | |
6983 | 711 ex->klass()->external_name()); |
0 | 712 } |
713 } | |
714 } | |
14380 | 715 |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
716 HOTSPOT_JNI_EXCEPTIONDESCRIBE_RETURN(); |
0 | 717 JNI_END |
718 | |
719 | |
720 JNI_QUICK_ENTRY(void, jni_ExceptionClear(JNIEnv *env)) | |
721 JNIWrapper("ExceptionClear"); | |
14380 | 722 |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
723 HOTSPOT_JNI_EXCEPTIONCLEAR_ENTRY(env); |
0 | 724 |
725 // The jni code might be using this API to clear java thrown exception. | |
726 // So just mark jvmti thread exception state as exception caught. | |
727 JvmtiThreadState *state = JavaThread::current()->jvmti_thread_state(); | |
728 if (state != NULL && state->is_exception_detected()) { | |
729 state->set_exception_caught(); | |
730 } | |
731 thread->clear_pending_exception(); | |
14380 | 732 |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
733 HOTSPOT_JNI_EXCEPTIONCLEAR_RETURN(); |
0 | 734 JNI_END |
735 | |
736 | |
737 JNI_ENTRY(void, jni_FatalError(JNIEnv *env, const char *msg)) | |
738 JNIWrapper("FatalError"); | |
14380 | 739 |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
740 HOTSPOT_JNI_FATALERROR_ENTRY(env, (char *) msg); |
14380 | 741 |
0 | 742 tty->print_cr("FATAL ERROR in native method: %s", msg); |
743 thread->print_stack(); | |
227
8d852b81e775
6694099: Hotspot vm_exit_out_of_memory should dump core
poonam
parents:
113
diff
changeset
|
744 os::abort(); // Dump core and abort |
0 | 745 JNI_END |
746 | |
747 | |
748 JNI_ENTRY(jint, jni_PushLocalFrame(JNIEnv *env, jint capacity)) | |
749 JNIWrapper("PushLocalFrame"); | |
14380 | 750 |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
751 HOTSPOT_JNI_PUSHLOCALFRAME_ENTRY(env, capacity); |
14380 | 752 |
0 | 753 //%note jni_11 |
11059
97c5acae48be
7007040: Check of capacity paramenters in JNI_PushLocalFrame is wrong
hseigel
parents:
10405
diff
changeset
|
754 if (capacity < 0 || capacity > MAX_REASONABLE_LOCAL_CAPACITY) { |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
755 HOTSPOT_JNI_PUSHLOCALFRAME_RETURN((uint32_t)JNI_ERR); |
0 | 756 return JNI_ERR; |
757 } | |
758 JNIHandleBlock* old_handles = thread->active_handles(); | |
759 JNIHandleBlock* new_handles = JNIHandleBlock::allocate_block(thread); | |
760 assert(new_handles != NULL, "should not be NULL"); | |
761 new_handles->set_pop_frame_link(old_handles); | |
762 thread->set_active_handles(new_handles); | |
763 jint ret = JNI_OK; | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
764 HOTSPOT_JNI_PUSHLOCALFRAME_RETURN(ret); |
0 | 765 return ret; |
766 JNI_END | |
767 | |
768 | |
769 JNI_ENTRY(jobject, jni_PopLocalFrame(JNIEnv *env, jobject result)) | |
770 JNIWrapper("PopLocalFrame"); | |
14380 | 771 |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
772 HOTSPOT_JNI_POPLOCALFRAME_ENTRY(env, result); |
14380 | 773 |
0 | 774 //%note jni_11 |
775 Handle result_handle(thread, JNIHandles::resolve(result)); | |
776 JNIHandleBlock* old_handles = thread->active_handles(); | |
777 JNIHandleBlock* new_handles = old_handles->pop_frame_link(); | |
778 if (new_handles != NULL) { | |
779 // As a sanity check we only release the handle blocks if the pop_frame_link is not NULL. | |
780 // This way code will still work if PopLocalFrame is called without a corresponding | |
781 // PushLocalFrame call. Note that we set the pop_frame_link to NULL explicitly, otherwise | |
782 // the release_block call will release the blocks. | |
783 thread->set_active_handles(new_handles); | |
784 old_handles->set_pop_frame_link(NULL); // clear link we won't release new_handles below | |
785 JNIHandleBlock::release_block(old_handles, thread); // may block | |
786 result = JNIHandles::make_local(thread, result_handle()); | |
787 } | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
788 HOTSPOT_JNI_POPLOCALFRAME_RETURN(result); |
0 | 789 return result; |
790 JNI_END | |
791 | |
792 | |
793 JNI_ENTRY(jobject, jni_NewGlobalRef(JNIEnv *env, jobject ref)) | |
794 JNIWrapper("NewGlobalRef"); | |
14380 | 795 |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
796 HOTSPOT_JNI_NEWGLOBALREF_ENTRY(env, ref); |
14380 | 797 |
0 | 798 Handle ref_handle(thread, JNIHandles::resolve(ref)); |
799 jobject ret = JNIHandles::make_global(ref_handle); | |
14380 | 800 |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
801 HOTSPOT_JNI_NEWGLOBALREF_RETURN(ret); |
0 | 802 return ret; |
803 JNI_END | |
804 | |
805 // Must be JNI_ENTRY (with HandleMark) | |
806 JNI_ENTRY_NO_PRESERVE(void, jni_DeleteGlobalRef(JNIEnv *env, jobject ref)) | |
807 JNIWrapper("DeleteGlobalRef"); | |
14380 | 808 |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
809 HOTSPOT_JNI_DELETEGLOBALREF_ENTRY(env, ref); |
14380 | 810 |
0 | 811 JNIHandles::destroy_global(ref); |
14380 | 812 |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
813 HOTSPOT_JNI_DELETEGLOBALREF_RETURN(); |
0 | 814 JNI_END |
815 | |
816 JNI_QUICK_ENTRY(void, jni_DeleteLocalRef(JNIEnv *env, jobject obj)) | |
817 JNIWrapper("DeleteLocalRef"); | |
14380 | 818 |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
819 HOTSPOT_JNI_DELETELOCALREF_ENTRY(env, obj); |
14380 | 820 |
0 | 821 JNIHandles::destroy_local(obj); |
14380 | 822 |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
823 HOTSPOT_JNI_DELETELOCALREF_RETURN(); |
0 | 824 JNI_END |
825 | |
826 JNI_QUICK_ENTRY(jboolean, jni_IsSameObject(JNIEnv *env, jobject r1, jobject r2)) | |
827 JNIWrapper("IsSameObject"); | |
14380 | 828 |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
829 HOTSPOT_JNI_ISSAMEOBJECT_ENTRY(env, r1, r2); |
14380 | 830 |
0 | 831 oop a = JNIHandles::resolve(r1); |
832 oop b = JNIHandles::resolve(r2); | |
833 jboolean ret = (a == b) ? JNI_TRUE : JNI_FALSE; | |
14380 | 834 |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
835 HOTSPOT_JNI_ISSAMEOBJECT_RETURN(ret); |
0 | 836 return ret; |
837 JNI_END | |
838 | |
839 | |
840 JNI_ENTRY(jobject, jni_NewLocalRef(JNIEnv *env, jobject ref)) | |
841 JNIWrapper("NewLocalRef"); | |
14380 | 842 |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
843 HOTSPOT_JNI_NEWLOCALREF_ENTRY(env, ref); |
14380 | 844 |
0 | 845 jobject ret = JNIHandles::make_local(env, JNIHandles::resolve(ref)); |
14380 | 846 |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
847 HOTSPOT_JNI_NEWLOCALREF_RETURN(ret); |
0 | 848 return ret; |
849 JNI_END | |
850 | |
851 JNI_LEAF(jint, jni_EnsureLocalCapacity(JNIEnv *env, jint capacity)) | |
852 JNIWrapper("EnsureLocalCapacity"); | |
14380 | 853 |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
854 HOTSPOT_JNI_ENSURELOCALCAPACITY_ENTRY(env, capacity); |
14380 | 855 |
0 | 856 jint ret; |
857 if (capacity >= 0 && capacity <= MAX_REASONABLE_LOCAL_CAPACITY) { | |
858 ret = JNI_OK; | |
859 } else { | |
860 ret = JNI_ERR; | |
861 } | |
14380 | 862 |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
863 HOTSPOT_JNI_ENSURELOCALCAPACITY_RETURN(ret); |
0 | 864 return ret; |
865 JNI_END | |
866 | |
867 // Return the Handle Type | |
868 JNI_LEAF(jobjectRefType, jni_GetObjectRefType(JNIEnv *env, jobject obj)) | |
869 JNIWrapper("GetObjectRefType"); | |
14380 | 870 |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
871 HOTSPOT_JNI_GETOBJECTREFTYPE_ENTRY(env, obj); |
14380 | 872 |
0 | 873 jobjectRefType ret; |
874 if (JNIHandles::is_local_handle(thread, obj) || | |
875 JNIHandles::is_frame_handle(thread, obj)) | |
876 ret = JNILocalRefType; | |
877 else if (JNIHandles::is_global_handle(obj)) | |
878 ret = JNIGlobalRefType; | |
879 else if (JNIHandles::is_weak_global_handle(obj)) | |
880 ret = JNIWeakGlobalRefType; | |
881 else | |
882 ret = JNIInvalidRefType; | |
14380 | 883 |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
884 HOTSPOT_JNI_GETOBJECTREFTYPE_RETURN((void *) ret); |
0 | 885 return ret; |
886 JNI_END | |
887 | |
888 | |
889 class JNI_ArgumentPusher : public SignatureIterator { | |
890 protected: | |
891 JavaCallArguments* _arguments; | |
892 | |
893 virtual void get_bool () = 0; | |
894 virtual void get_char () = 0; | |
895 virtual void get_short () = 0; | |
896 virtual void get_byte () = 0; | |
897 virtual void get_int () = 0; | |
898 virtual void get_long () = 0; | |
899 virtual void get_float () = 0; | |
900 virtual void get_double () = 0; | |
901 virtual void get_object () = 0; | |
902 | |
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
903 JNI_ArgumentPusher(Symbol* signature) : SignatureIterator(signature) { |
0 | 904 this->_return_type = T_ILLEGAL; |
905 _arguments = NULL; | |
906 } | |
907 | |
908 public: | |
909 virtual void iterate( uint64_t fingerprint ) = 0; | |
910 | |
911 void set_java_argument_object(JavaCallArguments *arguments) { _arguments = arguments; } | |
912 | |
913 inline void do_bool() { if (!is_return_type()) get_bool(); } | |
914 inline void do_char() { if (!is_return_type()) get_char(); } | |
915 inline void do_short() { if (!is_return_type()) get_short(); } | |
916 inline void do_byte() { if (!is_return_type()) get_byte(); } | |
917 inline void do_int() { if (!is_return_type()) get_int(); } | |
918 inline void do_long() { if (!is_return_type()) get_long(); } | |
919 inline void do_float() { if (!is_return_type()) get_float(); } | |
920 inline void do_double() { if (!is_return_type()) get_double(); } | |
921 inline void do_object(int begin, int end) { if (!is_return_type()) get_object(); } | |
922 inline void do_array(int begin, int end) { if (!is_return_type()) get_object(); } // do_array uses get_object -- there is no get_array | |
923 inline void do_void() { } | |
924 | |
925 JavaCallArguments* arguments() { return _arguments; } | |
926 void push_receiver(Handle h) { _arguments->push_oop(h); } | |
927 }; | |
928 | |
929 | |
930 class JNI_ArgumentPusherVaArg : public JNI_ArgumentPusher { | |
931 protected: | |
932 va_list _ap; | |
933 | |
934 inline void get_bool() { _arguments->push_int(va_arg(_ap, jint)); } // bool is coerced to int when using va_arg | |
935 inline void get_char() { _arguments->push_int(va_arg(_ap, jint)); } // char is coerced to int when using va_arg | |
936 inline void get_short() { _arguments->push_int(va_arg(_ap, jint)); } // short is coerced to int when using va_arg | |
937 inline void get_byte() { _arguments->push_int(va_arg(_ap, jint)); } // byte is coerced to int when using va_arg | |
938 inline void get_int() { _arguments->push_int(va_arg(_ap, jint)); } | |
939 | |
940 // each of these paths is exercized by the various jck Call[Static,Nonvirtual,][Void,Int,..]Method[A,V,] tests | |
941 | |
942 inline void get_long() { _arguments->push_long(va_arg(_ap, jlong)); } | |
943 inline void get_float() { _arguments->push_float((jfloat)va_arg(_ap, jdouble)); } // float is coerced to double w/ va_arg | |
944 inline void get_double() { _arguments->push_double(va_arg(_ap, jdouble)); } | |
945 inline void get_object() { jobject l = va_arg(_ap, jobject); | |
946 _arguments->push_oop(Handle((oop *)l, false)); } | |
947 | |
948 inline void set_ap(va_list rap) { | |
949 #ifdef va_copy | |
950 va_copy(_ap, rap); | |
951 #elif defined (__va_copy) | |
952 __va_copy(_ap, rap); | |
953 #else | |
954 _ap = rap; | |
955 #endif | |
956 } | |
957 | |
958 public: | |
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
959 JNI_ArgumentPusherVaArg(Symbol* signature, va_list rap) |
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
960 : JNI_ArgumentPusher(signature) { |
0 | 961 set_ap(rap); |
962 } | |
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
963 JNI_ArgumentPusherVaArg(jmethodID method_id, va_list rap) |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
964 : JNI_ArgumentPusher(Method::resolve_jmethod_id(method_id)->signature()) { |
0 | 965 set_ap(rap); |
966 } | |
967 | |
968 // Optimized path if we have the bitvector form of signature | |
969 void iterate( uint64_t fingerprint ) { | |
970 if ( fingerprint == UCONST64(-1) ) SignatureIterator::iterate();// Must be too many arguments | |
971 else { | |
972 _return_type = (BasicType)((fingerprint >> static_feature_size) & | |
973 result_feature_mask); | |
974 | |
975 assert(fingerprint, "Fingerprint should not be 0"); | |
976 fingerprint = fingerprint >> (static_feature_size + result_feature_size); | |
977 while ( 1 ) { | |
978 switch ( fingerprint & parameter_feature_mask ) { | |
979 case bool_parm: | |
980 case char_parm: | |
981 case short_parm: | |
982 case byte_parm: | |
983 case int_parm: | |
984 get_int(); | |
985 break; | |
986 case obj_parm: | |
987 get_object(); | |
988 break; | |
989 case long_parm: | |
990 get_long(); | |
991 break; | |
992 case float_parm: | |
993 get_float(); | |
994 break; | |
995 case double_parm: | |
996 get_double(); | |
997 break; | |
998 case done_parm: | |
999 return; | |
1000 break; | |
1001 default: | |
1002 ShouldNotReachHere(); | |
1003 break; | |
1004 } | |
1005 fingerprint >>= parameter_feature_size; | |
1006 } | |
1007 } | |
1008 } | |
1009 }; | |
1010 | |
1011 | |
1012 class JNI_ArgumentPusherArray : public JNI_ArgumentPusher { | |
1013 protected: | |
1014 const jvalue *_ap; | |
1015 | |
1016 inline void get_bool() { _arguments->push_int((jint)(_ap++)->z); } | |
1017 inline void get_char() { _arguments->push_int((jint)(_ap++)->c); } | |
1018 inline void get_short() { _arguments->push_int((jint)(_ap++)->s); } | |
1019 inline void get_byte() { _arguments->push_int((jint)(_ap++)->b); } | |
1020 inline void get_int() { _arguments->push_int((jint)(_ap++)->i); } | |
1021 | |
1022 inline void get_long() { _arguments->push_long((_ap++)->j); } | |
1023 inline void get_float() { _arguments->push_float((_ap++)->f); } | |
1024 inline void get_double() { _arguments->push_double((_ap++)->d);} | |
1025 inline void get_object() { _arguments->push_oop(Handle((oop *)(_ap++)->l, false)); } | |
1026 | |
1027 inline void set_ap(const jvalue *rap) { _ap = rap; } | |
1028 | |
1029 public: | |
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
1030 JNI_ArgumentPusherArray(Symbol* signature, const jvalue *rap) |
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
1031 : JNI_ArgumentPusher(signature) { |
0 | 1032 set_ap(rap); |
1033 } | |
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
1034 JNI_ArgumentPusherArray(jmethodID method_id, const jvalue *rap) |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
1035 : JNI_ArgumentPusher(Method::resolve_jmethod_id(method_id)->signature()) { |
0 | 1036 set_ap(rap); |
1037 } | |
1038 | |
1039 // Optimized path if we have the bitvector form of signature | |
1040 void iterate( uint64_t fingerprint ) { | |
1041 if ( fingerprint == UCONST64(-1) ) SignatureIterator::iterate(); // Must be too many arguments | |
1042 else { | |
1043 _return_type = (BasicType)((fingerprint >> static_feature_size) & | |
1044 result_feature_mask); | |
1045 assert(fingerprint, "Fingerprint should not be 0"); | |
1046 fingerprint = fingerprint >> (static_feature_size + result_feature_size); | |
1047 while ( 1 ) { | |
1048 switch ( fingerprint & parameter_feature_mask ) { | |
1049 case bool_parm: | |
1050 get_bool(); | |
1051 break; | |
1052 case char_parm: | |
1053 get_char(); | |
1054 break; | |
1055 case short_parm: | |
1056 get_short(); | |
1057 break; | |
1058 case byte_parm: | |
1059 get_byte(); | |
1060 break; | |
1061 case int_parm: | |
1062 get_int(); | |
1063 break; | |
1064 case obj_parm: | |
1065 get_object(); | |
1066 break; | |
1067 case long_parm: | |
1068 get_long(); | |
1069 break; | |
1070 case float_parm: | |
1071 get_float(); | |
1072 break; | |
1073 case double_parm: | |
1074 get_double(); | |
1075 break; | |
1076 case done_parm: | |
1077 return; | |
1078 break; | |
1079 default: | |
1080 ShouldNotReachHere(); | |
1081 break; | |
1082 } | |
1083 fingerprint >>= parameter_feature_size; | |
1084 } | |
1085 } | |
1086 } | |
1087 }; | |
1088 | |
1089 | |
1090 enum JNICallType { | |
1091 JNI_STATIC, | |
1092 JNI_VIRTUAL, | |
1093 JNI_NONVIRTUAL | |
1094 }; | |
1095 | |
1096 | |
1097 | |
1098 static void jni_invoke_static(JNIEnv *env, JavaValue* result, jobject receiver, JNICallType call_type, jmethodID method_id, JNI_ArgumentPusher *args, TRAPS) { | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
1099 methodHandle method(THREAD, Method::resolve_jmethod_id(method_id)); |
0 | 1100 |
1101 // Create object to hold arguments for the JavaCall, and associate it with | |
1102 // the jni parser | |
1103 ResourceMark rm(THREAD); | |
1104 int number_of_parameters = method->size_of_parameters(); | |
1105 JavaCallArguments java_args(number_of_parameters); | |
1106 args->set_java_argument_object(&java_args); | |
1107 | |
1108 assert(method->is_static(), "method should be static"); | |
1109 | |
1110 // Fill out JavaCallArguments object | |
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
1111 args->iterate( Fingerprinter(method).fingerprint() ); |
0 | 1112 // Initialize result type |
1113 result->set_type(args->get_ret_type()); | |
1114 | |
1115 // Invoke the method. Result is returned as oop. | |
1116 JavaCalls::call(result, method, &java_args, CHECK); | |
1117 | |
1118 // Convert result | |
1119 if (result->get_type() == T_OBJECT || result->get_type() == T_ARRAY) { | |
1120 result->set_jobject(JNIHandles::make_local(env, (oop) result->get_jobject())); | |
1121 } | |
1122 } | |
1123 | |
1124 | |
1125 static void jni_invoke_nonstatic(JNIEnv *env, JavaValue* result, jobject receiver, JNICallType call_type, jmethodID method_id, JNI_ArgumentPusher *args, TRAPS) { | |
1126 oop recv = JNIHandles::resolve(receiver); | |
1127 if (recv == NULL) { | |
1128 THROW(vmSymbols::java_lang_NullPointerException()); | |
1129 } | |
1130 Handle h_recv(THREAD, recv); | |
1131 | |
1132 int number_of_parameters; | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
1133 Method* selected_method; |
0 | 1134 { |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
1135 Method* m = Method::resolve_jmethod_id(method_id); |
0 | 1136 number_of_parameters = m->size_of_parameters(); |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
1137 Klass* holder = m->method_holder(); |
6983 | 1138 if (!(holder)->is_interface()) { |
0 | 1139 // non-interface call -- for that little speed boost, don't handlize |
1140 debug_only(No_Safepoint_Verifier nosafepoint;) | |
1141 if (call_type == JNI_VIRTUAL) { | |
1142 // jni_GetMethodID makes sure class is linked and initialized | |
1143 // so m should have a valid vtable index. | |
12264
b2e698d2276c
8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents:
12111
diff
changeset
|
1144 assert(!m->has_itable_index(), ""); |
0 | 1145 int vtbl_index = m->vtable_index(); |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
1146 if (vtbl_index != Method::nonvirtual_vtable_index) { |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
1147 Klass* k = h_recv->klass(); |
0 | 1148 // k might be an arrayKlassOop but all vtables start at |
1149 // the same place. The cast is to avoid virtual call and assertion. | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
1150 InstanceKlass *ik = (InstanceKlass*)k; |
0 | 1151 selected_method = ik->method_at_vtable(vtbl_index); |
1152 } else { | |
1153 // final method | |
1154 selected_method = m; | |
1155 } | |
1156 } else { | |
1157 // JNI_NONVIRTUAL call | |
1158 selected_method = m; | |
1159 } | |
1160 } else { | |
1161 // interface call | |
1162 KlassHandle h_holder(THREAD, holder); | |
1163 | |
14320 | 1164 if (call_type == JNI_VIRTUAL) { |
1165 int itbl_index = m->itable_index(); | |
1166 Klass* k = h_recv->klass(); | |
1167 selected_method = InstanceKlass::cast(k)->method_at_itable(h_holder(), itbl_index, CHECK); | |
1168 } else { | |
1169 selected_method = m; | |
1170 } | |
0 | 1171 } |
1172 } | |
1173 | |
1174 methodHandle method(THREAD, selected_method); | |
1175 | |
1176 // Create object to hold arguments for the JavaCall, and associate it with | |
1177 // the jni parser | |
1178 ResourceMark rm(THREAD); | |
1179 JavaCallArguments java_args(number_of_parameters); | |
1180 args->set_java_argument_object(&java_args); | |
1181 | |
1182 // handle arguments | |
1183 assert(!method->is_static(), "method should not be static"); | |
1184 args->push_receiver(h_recv); // Push jobject handle | |
1185 | |
1186 // Fill out JavaCallArguments object | |
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
1187 args->iterate( Fingerprinter(method).fingerprint() ); |
0 | 1188 // Initialize result type |
1189 result->set_type(args->get_ret_type()); | |
1190 | |
1191 // Invoke the method. Result is returned as oop. | |
1192 JavaCalls::call(result, method, &java_args, CHECK); | |
1193 | |
1194 // Convert result | |
1195 if (result->get_type() == T_OBJECT || result->get_type() == T_ARRAY) { | |
1196 result->set_jobject(JNIHandles::make_local(env, (oop) result->get_jobject())); | |
1197 } | |
1198 } | |
1199 | |
1200 | |
1201 static instanceOop alloc_object(jclass clazz, TRAPS) { | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
1202 KlassHandle k(THREAD, java_lang_Class::as_Klass(JNIHandles::resolve_non_null(clazz))); |
14290
d050fbf914d8
8031427: AllocObject and Unsafe.allocateInstance segfault for primitive types
gdub
parents:
14278
diff
changeset
|
1203 if (k == NULL) { |
d050fbf914d8
8031427: AllocObject and Unsafe.allocateInstance segfault for primitive types
gdub
parents:
14278
diff
changeset
|
1204 ResourceMark rm(THREAD); |
d050fbf914d8
8031427: AllocObject and Unsafe.allocateInstance segfault for primitive types
gdub
parents:
14278
diff
changeset
|
1205 THROW_(vmSymbols::java_lang_InstantiationException(), NULL); |
d050fbf914d8
8031427: AllocObject and Unsafe.allocateInstance segfault for primitive types
gdub
parents:
14278
diff
changeset
|
1206 } |
6983 | 1207 k()->check_valid_for_instantiation(false, CHECK_NULL); |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
1208 InstanceKlass::cast(k())->initialize(CHECK_NULL); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
1209 instanceOop ih = InstanceKlass::cast(k())->allocate_instance(THREAD); |
0 | 1210 return ih; |
1211 } | |
1212 | |
4006 | 1213 DT_RETURN_MARK_DECL(AllocObject, jobject |
1214 , HOTSPOT_JNI_ALLOCOBJECT_RETURN(_ret_ref)); | |
0 | 1215 |
1216 JNI_ENTRY(jobject, jni_AllocObject(JNIEnv *env, jclass clazz)) | |
1217 JNIWrapper("AllocObject"); | |
1218 | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
1219 HOTSPOT_JNI_ALLOCOBJECT_ENTRY(env, clazz); |
14380 | 1220 |
0 | 1221 jobject ret = NULL; |
1222 DT_RETURN_MARK(AllocObject, jobject, (const jobject&)ret); | |
1223 | |
1224 instanceOop i = alloc_object(clazz, CHECK_NULL); | |
1225 ret = JNIHandles::make_local(env, i); | |
1226 return ret; | |
1227 JNI_END | |
1228 | |
4006 | 1229 DT_RETURN_MARK_DECL(NewObjectA, jobject |
1230 , HOTSPOT_JNI_NEWOBJECTA_RETURN(_ret_ref)); | |
0 | 1231 |
1232 JNI_ENTRY(jobject, jni_NewObjectA(JNIEnv *env, jclass clazz, jmethodID methodID, const jvalue *args)) | |
1233 JNIWrapper("NewObjectA"); | |
14380 | 1234 |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
1235 HOTSPOT_JNI_NEWOBJECTA_ENTRY(env, clazz, (uintptr_t) methodID); |
14380 | 1236 |
0 | 1237 jobject obj = NULL; |
1238 DT_RETURN_MARK(NewObjectA, jobject, (const jobject)obj); | |
1239 | |
1240 instanceOop i = alloc_object(clazz, CHECK_NULL); | |
1241 obj = JNIHandles::make_local(env, i); | |
1242 JavaValue jvalue(T_VOID); | |
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
1243 JNI_ArgumentPusherArray ap(methodID, args); |
0 | 1244 jni_invoke_nonstatic(env, &jvalue, obj, JNI_NONVIRTUAL, methodID, &ap, CHECK_NULL); |
1245 return obj; | |
1246 JNI_END | |
1247 | |
14380 | 1248 |
4006 | 1249 DT_RETURN_MARK_DECL(NewObjectV, jobject |
1250 , HOTSPOT_JNI_NEWOBJECTV_RETURN(_ret_ref)); | |
0 | 1251 |
1252 JNI_ENTRY(jobject, jni_NewObjectV(JNIEnv *env, jclass clazz, jmethodID methodID, va_list args)) | |
1253 JNIWrapper("NewObjectV"); | |
14380 | 1254 |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
1255 HOTSPOT_JNI_NEWOBJECTV_ENTRY(env, clazz, (uintptr_t) methodID); |
14380 | 1256 |
0 | 1257 jobject obj = NULL; |
1258 DT_RETURN_MARK(NewObjectV, jobject, (const jobject&)obj); | |
1259 | |
1260 instanceOop i = alloc_object(clazz, CHECK_NULL); | |
1261 obj = JNIHandles::make_local(env, i); | |
1262 JavaValue jvalue(T_VOID); | |
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
1263 JNI_ArgumentPusherVaArg ap(methodID, args); |
0 | 1264 jni_invoke_nonstatic(env, &jvalue, obj, JNI_NONVIRTUAL, methodID, &ap, CHECK_NULL); |
1265 return obj; | |
1266 JNI_END | |
1267 | |
14380 | 1268 |
4006 | 1269 DT_RETURN_MARK_DECL(NewObject, jobject |
1270 , HOTSPOT_JNI_NEWOBJECT_RETURN(_ret_ref)); | |
0 | 1271 |
1272 JNI_ENTRY(jobject, jni_NewObject(JNIEnv *env, jclass clazz, jmethodID methodID, ...)) | |
1273 JNIWrapper("NewObject"); | |
14380 | 1274 |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
1275 HOTSPOT_JNI_NEWOBJECT_ENTRY(env, clazz, (uintptr_t) methodID); |
14380 | 1276 |
0 | 1277 jobject obj = NULL; |
1278 DT_RETURN_MARK(NewObject, jobject, (const jobject&)obj); | |
1279 | |
1280 instanceOop i = alloc_object(clazz, CHECK_NULL); | |
1281 obj = JNIHandles::make_local(env, i); | |
1282 va_list args; | |
1283 va_start(args, methodID); | |
1284 JavaValue jvalue(T_VOID); | |
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
1285 JNI_ArgumentPusherVaArg ap(methodID, args); |
0 | 1286 jni_invoke_nonstatic(env, &jvalue, obj, JNI_NONVIRTUAL, methodID, &ap, CHECK_NULL); |
1287 va_end(args); | |
1288 return obj; | |
1289 JNI_END | |
1290 | |
1291 | |
1292 JNI_ENTRY(jclass, jni_GetObjectClass(JNIEnv *env, jobject obj)) | |
1293 JNIWrapper("GetObjectClass"); | |
14380 | 1294 |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
1295 HOTSPOT_JNI_GETOBJECTCLASS_ENTRY(env, obj); |
14380 | 1296 |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
1297 Klass* k = JNIHandles::resolve_non_null(obj)->klass(); |
0 | 1298 jclass ret = |
6983 | 1299 (jclass) JNIHandles::make_local(env, k->java_mirror()); |
14380 | 1300 |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
1301 HOTSPOT_JNI_GETOBJECTCLASS_RETURN(ret); |
0 | 1302 return ret; |
1303 JNI_END | |
1304 | |
1305 JNI_QUICK_ENTRY(jboolean, jni_IsInstanceOf(JNIEnv *env, jobject obj, jclass clazz)) | |
1306 JNIWrapper("IsInstanceOf"); | |
14380 | 1307 |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
1308 HOTSPOT_JNI_ISINSTANCEOF_ENTRY(env, obj, clazz); |
14380 | 1309 |
0 | 1310 jboolean ret = JNI_TRUE; |
1311 if (obj != NULL) { | |
1312 ret = JNI_FALSE; | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
1313 Klass* k = java_lang_Class::as_Klass( |
0 | 1314 JNIHandles::resolve_non_null(clazz)); |
1315 if (k != NULL) { | |
1316 ret = JNIHandles::resolve_non_null(obj)->is_a(k) ? JNI_TRUE : JNI_FALSE; | |
1317 } | |
1318 } | |
14380 | 1319 |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
1320 HOTSPOT_JNI_ISINSTANCEOF_RETURN(ret); |
0 | 1321 return ret; |
1322 JNI_END | |
1323 | |
1324 | |
1325 static jmethodID get_method_id(JNIEnv *env, jclass clazz, const char *name_str, | |
1326 const char *sig, bool is_static, TRAPS) { | |
1327 // %%%% This code should probably just call into a method in the LinkResolver | |
1328 // | |
1329 // The class should have been loaded (we have an instance of the class | |
1330 // passed in) so the method and signature should already be in the symbol | |
1331 // table. If they're not there, the method doesn't exist. | |
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
1332 const char *name_to_probe = (name_str == NULL) |
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
1333 ? vmSymbols::object_initializer_name()->as_C_string() |
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
1334 : name_str; |
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
1335 TempNewSymbol name = SymbolTable::probe(name_to_probe, (int)strlen(name_to_probe)); |
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
1336 TempNewSymbol signature = SymbolTable::probe(sig, (int)strlen(sig)); |
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
1337 |
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
1338 if (name == NULL || signature == NULL) { |
0 | 1339 THROW_MSG_0(vmSymbols::java_lang_NoSuchMethodError(), name_str); |
1340 } | |
1341 | |
1342 // Throw a NoSuchMethodError exception if we have an instance of a | |
1343 // primitive java.lang.Class | |
1344 if (java_lang_Class::is_primitive(JNIHandles::resolve_non_null(clazz))) { | |
1345 THROW_MSG_0(vmSymbols::java_lang_NoSuchMethodError(), name_str); | |
1346 } | |
1347 | |
1348 KlassHandle klass(THREAD, | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
1349 java_lang_Class::as_Klass(JNIHandles::resolve_non_null(clazz))); |
0 | 1350 |
1351 // Make sure class is linked and initialized before handing id's out to | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
1352 // Method*s. |
6983 | 1353 klass()->initialize(CHECK_NULL); |
0 | 1354 |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
1355 Method* m; |
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
1356 if (name == vmSymbols::object_initializer_name() || |
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
1357 name == vmSymbols::class_initializer_name()) { |
0 | 1358 // Never search superclasses for constructors |
1359 if (klass->oop_is_instance()) { | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
1360 m = InstanceKlass::cast(klass())->find_method(name, signature); |
0 | 1361 } else { |
1362 m = NULL; | |
1363 } | |
1364 } else { | |
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
1365 m = klass->lookup_method(name, signature); |
12823
ac9cb1d5a202
8009130: Lambda: Fix access controls, loader constraints.
acorn
parents:
12819
diff
changeset
|
1366 if (m == NULL && klass->oop_is_instance()) { |
ac9cb1d5a202
8009130: Lambda: Fix access controls, loader constraints.
acorn
parents:
12819
diff
changeset
|
1367 m = InstanceKlass::cast(klass())->lookup_method_in_ordered_interfaces(name, signature); |
0 | 1368 } |
1369 } | |
1370 if (m == NULL || (m->is_static() != is_static)) { | |
1371 THROW_MSG_0(vmSymbols::java_lang_NoSuchMethodError(), name_str); | |
1372 } | |
1373 return m->jmethod_id(); | |
1374 } | |
1375 | |
1376 | |
1377 JNI_ENTRY(jmethodID, jni_GetMethodID(JNIEnv *env, jclass clazz, | |
1378 const char *name, const char *sig)) | |
1379 JNIWrapper("GetMethodID"); | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
1380 HOTSPOT_JNI_GETMETHODID_ENTRY(env, clazz, (char *) name, (char *) sig); |
0 | 1381 jmethodID ret = get_method_id(env, clazz, name, sig, false, thread); |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
1382 HOTSPOT_JNI_GETMETHODID_RETURN((uintptr_t) ret); |
0 | 1383 return ret; |
1384 JNI_END | |
1385 | |
1386 | |
1387 JNI_ENTRY(jmethodID, jni_GetStaticMethodID(JNIEnv *env, jclass clazz, | |
1388 const char *name, const char *sig)) | |
1389 JNIWrapper("GetStaticMethodID"); | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
1390 HOTSPOT_JNI_GETSTATICMETHODID_ENTRY(env, (char *) clazz, (char *) name, (char *)sig); |
0 | 1391 jmethodID ret = get_method_id(env, clazz, name, sig, true, thread); |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
1392 HOTSPOT_JNI_GETSTATICMETHODID_RETURN((uintptr_t) ret); |
0 | 1393 return ret; |
1394 JNI_END | |
1395 | |
1396 | |
1397 | |
1398 // | |
1399 // Calling Methods | |
1400 // | |
1401 | |
4006 | 1402 |
1403 #define DEFINE_CALLMETHOD(ResultType, Result, Tag \ | |
1404 , EntryProbe, ReturnProbe) \ | |
1405 \ | |
1406 DT_RETURN_MARK_DECL_FOR(Result, Call##Result##Method, ResultType \ | |
1407 , ReturnProbe); \ | |
1408 \ | |
1409 JNI_ENTRY(ResultType, \ | |
1410 jni_Call##Result##Method(JNIEnv *env, jobject obj, jmethodID methodID, ...)) \ | |
1411 JNIWrapper("Call" XSTR(Result) "Method"); \ | |
1412 \ | |
1413 EntryProbe; \ | |
1414 ResultType ret = 0;\ | |
1415 DT_RETURN_MARK_FOR(Result, Call##Result##Method, ResultType, \ | |
1416 (const ResultType&)ret);\ | |
1417 \ | |
1418 va_list args; \ | |
1419 va_start(args, methodID); \ | |
1420 JavaValue jvalue(Tag); \ | |
1421 JNI_ArgumentPusherVaArg ap(methodID, args); \ | |
1422 jni_invoke_nonstatic(env, &jvalue, obj, JNI_VIRTUAL, methodID, &ap, CHECK_0); \ | |
1423 va_end(args); \ | |
1424 ret = jvalue.get_##ResultType(); \ | |
1425 return ret;\ | |
1426 JNI_END | |
1427 | |
1428 // the runtime type of subword integral basic types is integer | |
1429 DEFINE_CALLMETHOD(jboolean, Boolean, T_BOOLEAN | |
1430 , HOTSPOT_JNI_CALLBOOLEANMETHOD_ENTRY(env, obj, (uintptr_t)methodID), | |
1431 HOTSPOT_JNI_CALLBOOLEANMETHOD_RETURN(_ret_ref)) | |
1432 DEFINE_CALLMETHOD(jbyte, Byte, T_BYTE | |
1433 , HOTSPOT_JNI_CALLBYTEMETHOD_ENTRY(env, obj, (uintptr_t)methodID), | |
1434 HOTSPOT_JNI_CALLBYTEMETHOD_RETURN(_ret_ref)) | |
1435 DEFINE_CALLMETHOD(jchar, Char, T_CHAR | |
1436 , HOTSPOT_JNI_CALLCHARMETHOD_ENTRY(env, obj, (uintptr_t)methodID), | |
1437 HOTSPOT_JNI_CALLCHARMETHOD_RETURN(_ret_ref)) | |
1438 DEFINE_CALLMETHOD(jshort, Short, T_SHORT | |
1439 , HOTSPOT_JNI_CALLSHORTMETHOD_ENTRY(env, obj, (uintptr_t)methodID), | |
1440 HOTSPOT_JNI_CALLSHORTMETHOD_RETURN(_ret_ref)) | |
1441 | |
1442 DEFINE_CALLMETHOD(jobject, Object, T_OBJECT | |
1443 , HOTSPOT_JNI_CALLOBJECTMETHOD_ENTRY(env, obj, (uintptr_t)methodID), | |
1444 HOTSPOT_JNI_CALLOBJECTMETHOD_RETURN(_ret_ref)) | |
1445 DEFINE_CALLMETHOD(jint, Int, T_INT, | |
1446 HOTSPOT_JNI_CALLINTMETHOD_ENTRY(env, obj, (uintptr_t)methodID), | |
1447 HOTSPOT_JNI_CALLINTMETHOD_RETURN(_ret_ref)) | |
1448 DEFINE_CALLMETHOD(jlong, Long, T_LONG | |
1449 , HOTSPOT_JNI_CALLLONGMETHOD_ENTRY(env, obj, (uintptr_t)methodID), | |
1450 HOTSPOT_JNI_CALLLONGMETHOD_RETURN(_ret_ref)) | |
1451 // Float and double probes don't return value because dtrace doesn't currently support it | |
1452 DEFINE_CALLMETHOD(jfloat, Float, T_FLOAT | |
1453 , HOTSPOT_JNI_CALLFLOATMETHOD_ENTRY(env, obj, (uintptr_t)methodID), | |
1454 HOTSPOT_JNI_CALLFLOATMETHOD_RETURN()) | |
1455 DEFINE_CALLMETHOD(jdouble, Double, T_DOUBLE | |
1456 , HOTSPOT_JNI_CALLDOUBLEMETHOD_ENTRY(env, obj, (uintptr_t)methodID), | |
1457 HOTSPOT_JNI_CALLDOUBLEMETHOD_RETURN()) | |
1458 | |
1459 #define DEFINE_CALLMETHODV(ResultType, Result, Tag \ | |
1460 , EntryProbe, ReturnProbe) \ | |
1461 \ | |
1462 DT_RETURN_MARK_DECL_FOR(Result, Call##Result##MethodV, ResultType \ | |
1463 , ReturnProbe); \ | |
1464 \ | |
1465 JNI_ENTRY(ResultType, \ | |
1466 jni_Call##Result##MethodV(JNIEnv *env, jobject obj, jmethodID methodID, va_list args)) \ | |
1467 JNIWrapper("Call" XSTR(Result) "MethodV"); \ | |
1468 \ | |
1469 EntryProbe;\ | |
1470 ResultType ret = 0;\ | |
1471 DT_RETURN_MARK_FOR(Result, Call##Result##MethodV, ResultType, \ | |
1472 (const ResultType&)ret);\ | |
1473 \ | |
1474 JavaValue jvalue(Tag); \ | |
1475 JNI_ArgumentPusherVaArg ap(methodID, args); \ | |
1476 jni_invoke_nonstatic(env, &jvalue, obj, JNI_VIRTUAL, methodID, &ap, CHECK_0); \ | |
1477 ret = jvalue.get_##ResultType(); \ | |
1478 return ret;\ | |
1479 JNI_END | |
1480 | |
1481 // the runtime type of subword integral basic types is integer | |
1482 DEFINE_CALLMETHODV(jboolean, Boolean, T_BOOLEAN | |
14179
dbcb1dd0785b
8029726: On OS X some dtrace probe names are mismatched with Solaris
sla
parents:
12979
diff
changeset
|
1483 , HOTSPOT_JNI_CALLBOOLEANMETHODV_ENTRY(env, obj, (uintptr_t)methodID), |
dbcb1dd0785b
8029726: On OS X some dtrace probe names are mismatched with Solaris
sla
parents:
12979
diff
changeset
|
1484 HOTSPOT_JNI_CALLBOOLEANMETHODV_RETURN(_ret_ref)) |
4006 | 1485 DEFINE_CALLMETHODV(jbyte, Byte, T_BYTE |
14179
dbcb1dd0785b
8029726: On OS X some dtrace probe names are mismatched with Solaris
sla
parents:
12979
diff
changeset
|
1486 , HOTSPOT_JNI_CALLBYTEMETHODV_ENTRY(env, obj, (uintptr_t)methodID), |
dbcb1dd0785b
8029726: On OS X some dtrace probe names are mismatched with Solaris
sla
parents:
12979
diff
changeset
|
1487 HOTSPOT_JNI_CALLBYTEMETHODV_RETURN(_ret_ref)) |
4006 | 1488 DEFINE_CALLMETHODV(jchar, Char, T_CHAR |
14179
dbcb1dd0785b
8029726: On OS X some dtrace probe names are mismatched with Solaris
sla
parents:
12979
diff
changeset
|
1489 , HOTSPOT_JNI_CALLCHARMETHODV_ENTRY(env, obj, (uintptr_t)methodID), |
dbcb1dd0785b
8029726: On OS X some dtrace probe names are mismatched with Solaris
sla
parents:
12979
diff
changeset
|
1490 HOTSPOT_JNI_CALLCHARMETHODV_RETURN(_ret_ref)) |
4006 | 1491 DEFINE_CALLMETHODV(jshort, Short, T_SHORT |
14179
dbcb1dd0785b
8029726: On OS X some dtrace probe names are mismatched with Solaris
sla
parents:
12979
diff
changeset
|
1492 , HOTSPOT_JNI_CALLSHORTMETHODV_ENTRY(env, obj, (uintptr_t)methodID), |
dbcb1dd0785b
8029726: On OS X some dtrace probe names are mismatched with Solaris
sla
parents:
12979
diff
changeset
|
1493 HOTSPOT_JNI_CALLSHORTMETHODV_RETURN(_ret_ref)) |
4006 | 1494 |
1495 DEFINE_CALLMETHODV(jobject, Object, T_OBJECT | |
14179
dbcb1dd0785b
8029726: On OS X some dtrace probe names are mismatched with Solaris
sla
parents:
12979
diff
changeset
|
1496 , HOTSPOT_JNI_CALLOBJECTMETHODV_ENTRY(env, obj, (uintptr_t)methodID), |
dbcb1dd0785b
8029726: On OS X some dtrace probe names are mismatched with Solaris
sla
parents:
12979
diff
changeset
|
1497 HOTSPOT_JNI_CALLOBJECTMETHODV_RETURN(_ret_ref)) |
4006 | 1498 DEFINE_CALLMETHODV(jint, Int, T_INT, |
14179
dbcb1dd0785b
8029726: On OS X some dtrace probe names are mismatched with Solaris
sla
parents:
12979
diff
changeset
|
1499 HOTSPOT_JNI_CALLINTMETHODV_ENTRY(env, obj, (uintptr_t)methodID), |
dbcb1dd0785b
8029726: On OS X some dtrace probe names are mismatched with Solaris
sla
parents:
12979
diff
changeset
|
1500 HOTSPOT_JNI_CALLINTMETHODV_RETURN(_ret_ref)) |
4006 | 1501 DEFINE_CALLMETHODV(jlong, Long, T_LONG |
14179
dbcb1dd0785b
8029726: On OS X some dtrace probe names are mismatched with Solaris
sla
parents:
12979
diff
changeset
|
1502 , HOTSPOT_JNI_CALLLONGMETHODV_ENTRY(env, obj, (uintptr_t)methodID), |
dbcb1dd0785b
8029726: On OS X some dtrace probe names are mismatched with Solaris
sla
parents:
12979
diff
changeset
|
1503 HOTSPOT_JNI_CALLLONGMETHODV_RETURN(_ret_ref)) |
4006 | 1504 // Float and double probes don't return value because dtrace doesn't currently support it |
1505 DEFINE_CALLMETHODV(jfloat, Float, T_FLOAT | |
14179
dbcb1dd0785b
8029726: On OS X some dtrace probe names are mismatched with Solaris
sla
parents:
12979
diff
changeset
|
1506 , HOTSPOT_JNI_CALLFLOATMETHODV_ENTRY(env, obj, (uintptr_t)methodID), |
dbcb1dd0785b
8029726: On OS X some dtrace probe names are mismatched with Solaris
sla
parents:
12979
diff
changeset
|
1507 HOTSPOT_JNI_CALLFLOATMETHODV_RETURN()) |
4006 | 1508 DEFINE_CALLMETHODV(jdouble, Double, T_DOUBLE |
14179
dbcb1dd0785b
8029726: On OS X some dtrace probe names are mismatched with Solaris
sla
parents:
12979
diff
changeset
|
1509 , HOTSPOT_JNI_CALLDOUBLEMETHODV_ENTRY(env, obj, (uintptr_t)methodID), |
dbcb1dd0785b
8029726: On OS X some dtrace probe names are mismatched with Solaris
sla
parents:
12979
diff
changeset
|
1510 HOTSPOT_JNI_CALLDOUBLEMETHODV_RETURN()) |
4006 | 1511 |
1512 #define DEFINE_CALLMETHODA(ResultType, Result, Tag \ | |
1513 , EntryProbe, ReturnProbe) \ | |
1514 \ | |
1515 DT_RETURN_MARK_DECL_FOR(Result, Call##Result##MethodA, ResultType \ | |
1516 , ReturnProbe); \ | |
1517 \ | |
1518 JNI_ENTRY(ResultType, \ | |
1519 jni_Call##Result##MethodA(JNIEnv *env, jobject obj, jmethodID methodID, const jvalue *args)) \ | |
1520 JNIWrapper("Call" XSTR(Result) "MethodA"); \ | |
1521 EntryProbe; \ | |
1522 ResultType ret = 0;\ | |
1523 DT_RETURN_MARK_FOR(Result, Call##Result##MethodA, ResultType, \ | |
1524 (const ResultType&)ret);\ | |
1525 \ | |
1526 JavaValue jvalue(Tag); \ | |
1527 JNI_ArgumentPusherArray ap(methodID, args); \ | |
1528 jni_invoke_nonstatic(env, &jvalue, obj, JNI_VIRTUAL, methodID, &ap, CHECK_0); \ | |
1529 ret = jvalue.get_##ResultType(); \ | |
1530 return ret;\ | |
1531 JNI_END | |
1532 | |
1533 // the runtime type of subword integral basic types is integer | |
1534 DEFINE_CALLMETHODA(jboolean, Boolean, T_BOOLEAN | |
14179
dbcb1dd0785b
8029726: On OS X some dtrace probe names are mismatched with Solaris
sla
parents:
12979
diff
changeset
|
1535 , HOTSPOT_JNI_CALLBOOLEANMETHODA_ENTRY(env, obj, (uintptr_t)methodID), |
dbcb1dd0785b
8029726: On OS X some dtrace probe names are mismatched with Solaris
sla
parents:
12979
diff
changeset
|
1536 HOTSPOT_JNI_CALLBOOLEANMETHODA_RETURN(_ret_ref)) |
4006 | 1537 DEFINE_CALLMETHODA(jbyte, Byte, T_BYTE |
14179
dbcb1dd0785b
8029726: On OS X some dtrace probe names are mismatched with Solaris
sla
parents:
12979
diff
changeset
|
1538 , HOTSPOT_JNI_CALLBYTEMETHODA_ENTRY(env, obj, (uintptr_t)methodID), |
dbcb1dd0785b
8029726: On OS X some dtrace probe names are mismatched with Solaris
sla
parents:
12979
diff
changeset
|
1539 HOTSPOT_JNI_CALLBYTEMETHODA_RETURN(_ret_ref)) |
4006 | 1540 DEFINE_CALLMETHODA(jchar, Char, T_CHAR |
14179
dbcb1dd0785b
8029726: On OS X some dtrace probe names are mismatched with Solaris
sla
parents:
12979
diff
changeset
|
1541 , HOTSPOT_JNI_CALLCHARMETHODA_ENTRY(env, obj, (uintptr_t)methodID), |
dbcb1dd0785b
8029726: On OS X some dtrace probe names are mismatched with Solaris
sla
parents:
12979
diff
changeset
|
1542 HOTSPOT_JNI_CALLCHARMETHODA_RETURN(_ret_ref)) |
4006 | 1543 DEFINE_CALLMETHODA(jshort, Short, T_SHORT |
14179
dbcb1dd0785b
8029726: On OS X some dtrace probe names are mismatched with Solaris
sla
parents:
12979
diff
changeset
|
1544 , HOTSPOT_JNI_CALLSHORTMETHODA_ENTRY(env, obj, (uintptr_t)methodID), |
dbcb1dd0785b
8029726: On OS X some dtrace probe names are mismatched with Solaris
sla
parents:
12979
diff
changeset
|
1545 HOTSPOT_JNI_CALLSHORTMETHODA_RETURN(_ret_ref)) |
4006 | 1546 |
1547 DEFINE_CALLMETHODA(jobject, Object, T_OBJECT | |
14179
dbcb1dd0785b
8029726: On OS X some dtrace probe names are mismatched with Solaris
sla
parents:
12979
diff
changeset
|
1548 , HOTSPOT_JNI_CALLOBJECTMETHODA_ENTRY(env, obj, (uintptr_t)methodID), |
dbcb1dd0785b
8029726: On OS X some dtrace probe names are mismatched with Solaris
sla
parents:
12979
diff
changeset
|
1549 HOTSPOT_JNI_CALLOBJECTMETHODA_RETURN(_ret_ref)) |
4006 | 1550 DEFINE_CALLMETHODA(jint, Int, T_INT, |
14179
dbcb1dd0785b
8029726: On OS X some dtrace probe names are mismatched with Solaris
sla
parents:
12979
diff
changeset
|
1551 HOTSPOT_JNI_CALLINTMETHODA_ENTRY(env, obj, (uintptr_t)methodID), |
dbcb1dd0785b
8029726: On OS X some dtrace probe names are mismatched with Solaris
sla
parents:
12979
diff
changeset
|
1552 HOTSPOT_JNI_CALLINTMETHODA_RETURN(_ret_ref)) |
4006 | 1553 DEFINE_CALLMETHODA(jlong, Long, T_LONG |
14179
dbcb1dd0785b
8029726: On OS X some dtrace probe names are mismatched with Solaris
sla
parents:
12979
diff
changeset
|
1554 , HOTSPOT_JNI_CALLLONGMETHODA_ENTRY(env, obj, (uintptr_t)methodID), |
dbcb1dd0785b
8029726: On OS X some dtrace probe names are mismatched with Solaris
sla
parents:
12979
diff
changeset
|
1555 HOTSPOT_JNI_CALLLONGMETHODA_RETURN(_ret_ref)) |
4006 | 1556 // Float and double probes don't return value because dtrace doesn't currently support it |
1557 DEFINE_CALLMETHODA(jfloat, Float, T_FLOAT | |
14179
dbcb1dd0785b
8029726: On OS X some dtrace probe names are mismatched with Solaris
sla
parents:
12979
diff
changeset
|
1558 , HOTSPOT_JNI_CALLFLOATMETHODA_ENTRY(env, obj, (uintptr_t)methodID), |
dbcb1dd0785b
8029726: On OS X some dtrace probe names are mismatched with Solaris
sla
parents:
12979
diff
changeset
|
1559 HOTSPOT_JNI_CALLFLOATMETHODA_RETURN()) |
4006 | 1560 DEFINE_CALLMETHODA(jdouble, Double, T_DOUBLE |
14179
dbcb1dd0785b
8029726: On OS X some dtrace probe names are mismatched with Solaris
sla
parents:
12979
diff
changeset
|
1561 , HOTSPOT_JNI_CALLDOUBLEMETHODA_ENTRY(env, obj, (uintptr_t)methodID), |
dbcb1dd0785b
8029726: On OS X some dtrace probe names are mismatched with Solaris
sla
parents:
12979
diff
changeset
|
1562 HOTSPOT_JNI_CALLDOUBLEMETHODA_RETURN()) |
4006 | 1563 |
1564 DT_VOID_RETURN_MARK_DECL(CallVoidMethod, HOTSPOT_JNI_CALLVOIDMETHOD_RETURN()); | |
1565 DT_VOID_RETURN_MARK_DECL(CallVoidMethodV, HOTSPOT_JNI_CALLVOIDMETHODV_RETURN()); | |
1566 DT_VOID_RETURN_MARK_DECL(CallVoidMethodA, HOTSPOT_JNI_CALLVOIDMETHODA_RETURN()); | |
1567 | |
1568 | |
0 | 1569 JNI_ENTRY(void, jni_CallVoidMethod(JNIEnv *env, jobject obj, jmethodID methodID, ...)) |
1570 JNIWrapper("CallVoidMethod"); | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
1571 HOTSPOT_JNI_CALLVOIDMETHOD_ENTRY(env, obj, (uintptr_t) methodID); |
0 | 1572 DT_VOID_RETURN_MARK(CallVoidMethod); |
1573 | |
1574 va_list args; | |
1575 va_start(args, methodID); | |
1576 JavaValue jvalue(T_VOID); | |
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
1577 JNI_ArgumentPusherVaArg ap(methodID, args); |
0 | 1578 jni_invoke_nonstatic(env, &jvalue, obj, JNI_VIRTUAL, methodID, &ap, CHECK); |
1579 va_end(args); | |
1580 JNI_END | |
1581 | |
1582 | |
1583 JNI_ENTRY(void, jni_CallVoidMethodV(JNIEnv *env, jobject obj, jmethodID methodID, va_list args)) | |
1584 JNIWrapper("CallVoidMethodV"); | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
1585 HOTSPOT_JNI_CALLVOIDMETHODV_ENTRY(env, obj, (uintptr_t) methodID); |
0 | 1586 DT_VOID_RETURN_MARK(CallVoidMethodV); |
1587 | |
1588 JavaValue jvalue(T_VOID); | |
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
1589 JNI_ArgumentPusherVaArg ap(methodID, args); |
0 | 1590 jni_invoke_nonstatic(env, &jvalue, obj, JNI_VIRTUAL, methodID, &ap, CHECK); |
1591 JNI_END | |
1592 | |
1593 | |
1594 JNI_ENTRY(void, jni_CallVoidMethodA(JNIEnv *env, jobject obj, jmethodID methodID, const jvalue *args)) | |
1595 JNIWrapper("CallVoidMethodA"); | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
1596 HOTSPOT_JNI_CALLVOIDMETHODA_ENTRY(env, obj, (uintptr_t) methodID); |
0 | 1597 DT_VOID_RETURN_MARK(CallVoidMethodA); |
1598 | |
1599 JavaValue jvalue(T_VOID); | |
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
1600 JNI_ArgumentPusherArray ap(methodID, args); |
0 | 1601 jni_invoke_nonstatic(env, &jvalue, obj, JNI_VIRTUAL, methodID, &ap, CHECK); |
1602 JNI_END | |
1603 | |
1604 | |
4006 | 1605 |
1606 #define DEFINE_CALLNONVIRTUALMETHOD(ResultType, Result, Tag \ | |
1607 , EntryProbe, ReturnProbe) \ | |
1608 \ | |
1609 DT_RETURN_MARK_DECL_FOR(Result, CallNonvirtual##Result##Method, ResultType \ | |
1610 , ReturnProbe);\ | |
1611 \ | |
1612 JNI_ENTRY(ResultType, \ | |
1613 jni_CallNonvirtual##Result##Method(JNIEnv *env, jobject obj, jclass cls, jmethodID methodID, ...)) \ | |
1614 JNIWrapper("CallNonvitual" XSTR(Result) "Method"); \ | |
1615 \ | |
1616 EntryProbe;\ | |
1617 ResultType ret;\ | |
1618 DT_RETURN_MARK_FOR(Result, CallNonvirtual##Result##Method, ResultType, \ | |
1619 (const ResultType&)ret);\ | |
1620 \ | |
1621 va_list args; \ | |
1622 va_start(args, methodID); \ | |
1623 JavaValue jvalue(Tag); \ | |
1624 JNI_ArgumentPusherVaArg ap(methodID, args); \ | |
1625 jni_invoke_nonstatic(env, &jvalue, obj, JNI_NONVIRTUAL, methodID, &ap, CHECK_0); \ | |
1626 va_end(args); \ | |
1627 ret = jvalue.get_##ResultType(); \ | |
1628 return ret;\ | |
1629 JNI_END | |
1630 | |
1631 // the runtime type of subword integral basic types is integer | |
1632 DEFINE_CALLNONVIRTUALMETHOD(jboolean, Boolean, T_BOOLEAN | |
1633 , HOTSPOT_JNI_CALLNONVIRTUALBOOLEANMETHOD_ENTRY(env, obj, cls, (uintptr_t)methodID), | |
1634 HOTSPOT_JNI_CALLNONVIRTUALBOOLEANMETHOD_RETURN(_ret_ref)) | |
1635 DEFINE_CALLNONVIRTUALMETHOD(jbyte, Byte, T_BYTE | |
1636 , HOTSPOT_JNI_CALLNONVIRTUALBYTEMETHOD_ENTRY(env, obj, cls, (uintptr_t)methodID), | |
1637 HOTSPOT_JNI_CALLNONVIRTUALBYTEMETHOD_RETURN(_ret_ref)) | |
1638 DEFINE_CALLNONVIRTUALMETHOD(jchar, Char, T_CHAR | |
1639 , HOTSPOT_JNI_CALLNONVIRTUALCHARMETHOD_ENTRY(env, obj, cls, (uintptr_t)methodID), | |
1640 HOTSPOT_JNI_CALLNONVIRTUALCHARMETHOD_RETURN(_ret_ref)) | |
1641 DEFINE_CALLNONVIRTUALMETHOD(jshort, Short, T_SHORT | |
1642 , HOTSPOT_JNI_CALLNONVIRTUALSHORTMETHOD_ENTRY(env, obj, cls, (uintptr_t)methodID), | |
1643 HOTSPOT_JNI_CALLNONVIRTUALSHORTMETHOD_RETURN(_ret_ref)) | |
1644 | |
1645 DEFINE_CALLNONVIRTUALMETHOD(jobject, Object, T_OBJECT | |
1646 , HOTSPOT_JNI_CALLNONVIRTUALOBJECTMETHOD_ENTRY(env, obj, cls, (uintptr_t)methodID), | |
1647 HOTSPOT_JNI_CALLNONVIRTUALOBJECTMETHOD_RETURN(_ret_ref)) | |
1648 DEFINE_CALLNONVIRTUALMETHOD(jint, Int, T_INT | |
1649 , HOTSPOT_JNI_CALLNONVIRTUALINTMETHOD_ENTRY(env, obj, cls, (uintptr_t)methodID), | |
1650 HOTSPOT_JNI_CALLNONVIRTUALINTMETHOD_RETURN(_ret_ref)) | |
1651 DEFINE_CALLNONVIRTUALMETHOD(jlong, Long, T_LONG | |
1652 , HOTSPOT_JNI_CALLNONVIRTUALLONGMETHOD_ENTRY(env, obj, cls, (uintptr_t)methodID), | |
1653 // Float and double probes don't return value because dtrace doesn't currently support it | |
1654 HOTSPOT_JNI_CALLNONVIRTUALLONGMETHOD_RETURN(_ret_ref)) | |
1655 DEFINE_CALLNONVIRTUALMETHOD(jfloat, Float, T_FLOAT | |
1656 , HOTSPOT_JNI_CALLNONVIRTUALFLOATMETHOD_ENTRY(env, obj, cls, (uintptr_t)methodID), | |
1657 HOTSPOT_JNI_CALLNONVIRTUALFLOATMETHOD_RETURN()) | |
1658 DEFINE_CALLNONVIRTUALMETHOD(jdouble, Double, T_DOUBLE | |
1659 , HOTSPOT_JNI_CALLNONVIRTUALDOUBLEMETHOD_ENTRY(env, obj, cls, (uintptr_t)methodID), | |
1660 HOTSPOT_JNI_CALLNONVIRTUALDOUBLEMETHOD_RETURN()) | |
1661 | |
1662 #define DEFINE_CALLNONVIRTUALMETHODV(ResultType, Result, Tag \ | |
1663 , EntryProbe, ReturnProbe) \ | |
1664 \ | |
1665 DT_RETURN_MARK_DECL_FOR(Result, CallNonvirtual##Result##MethodV, ResultType \ | |
1666 , ReturnProbe);\ | |
1667 \ | |
1668 JNI_ENTRY(ResultType, \ | |
1669 jni_CallNonvirtual##Result##MethodV(JNIEnv *env, jobject obj, jclass cls, jmethodID methodID, va_list args)) \ | |
1670 JNIWrapper("CallNonvitual" XSTR(Result) "MethodV"); \ | |
1671 \ | |
1672 EntryProbe;\ | |
1673 ResultType ret;\ | |
1674 DT_RETURN_MARK_FOR(Result, CallNonvirtual##Result##MethodV, ResultType, \ | |
1675 (const ResultType&)ret);\ | |
1676 \ | |
1677 JavaValue jvalue(Tag); \ | |
1678 JNI_ArgumentPusherVaArg ap(methodID, args); \ | |
1679 jni_invoke_nonstatic(env, &jvalue, obj, JNI_NONVIRTUAL, methodID, &ap, CHECK_0); \ | |
1680 ret = jvalue.get_##ResultType(); \ | |
1681 return ret;\ | |
1682 JNI_END | |
1683 | |
1684 // the runtime type of subword integral basic types is integer | |
1685 DEFINE_CALLNONVIRTUALMETHODV(jboolean, Boolean, T_BOOLEAN | |
1686 , HOTSPOT_JNI_CALLNONVIRTUALBOOLEANMETHODV_ENTRY(env, obj, cls, (uintptr_t)methodID), | |
1687 HOTSPOT_JNI_CALLNONVIRTUALBOOLEANMETHODV_RETURN(_ret_ref)) | |
1688 DEFINE_CALLNONVIRTUALMETHODV(jbyte, Byte, T_BYTE | |
1689 , HOTSPOT_JNI_CALLNONVIRTUALBYTEMETHODV_ENTRY(env, obj, cls, (uintptr_t)methodID), | |
1690 HOTSPOT_JNI_CALLNONVIRTUALBYTEMETHODV_RETURN(_ret_ref)) | |
1691 DEFINE_CALLNONVIRTUALMETHODV(jchar, Char, T_CHAR | |
1692 , HOTSPOT_JNI_CALLNONVIRTUALCHARMETHODV_ENTRY(env, obj, cls, (uintptr_t)methodID), | |
1693 HOTSPOT_JNI_CALLNONVIRTUALCHARMETHODV_RETURN(_ret_ref)) | |
1694 DEFINE_CALLNONVIRTUALMETHODV(jshort, Short, T_SHORT | |
1695 , HOTSPOT_JNI_CALLNONVIRTUALSHORTMETHODV_ENTRY(env, obj, cls, (uintptr_t)methodID), | |
1696 HOTSPOT_JNI_CALLNONVIRTUALSHORTMETHODV_RETURN(_ret_ref)) | |
1697 | |
1698 DEFINE_CALLNONVIRTUALMETHODV(jobject, Object, T_OBJECT | |
1699 , HOTSPOT_JNI_CALLNONVIRTUALOBJECTMETHODV_ENTRY(env, obj, cls, (uintptr_t)methodID), | |
1700 HOTSPOT_JNI_CALLNONVIRTUALOBJECTMETHODV_RETURN(_ret_ref)) | |
1701 DEFINE_CALLNONVIRTUALMETHODV(jint, Int, T_INT | |
1702 , HOTSPOT_JNI_CALLNONVIRTUALINTMETHODV_ENTRY(env, obj, cls, (uintptr_t)methodID), | |
1703 HOTSPOT_JNI_CALLNONVIRTUALINTMETHODV_RETURN(_ret_ref)) | |
1704 DEFINE_CALLNONVIRTUALMETHODV(jlong, Long, T_LONG | |
1705 , HOTSPOT_JNI_CALLNONVIRTUALLONGMETHODV_ENTRY(env, obj, cls, (uintptr_t)methodID), | |
1706 // Float and double probes don't return value because dtrace doesn't currently support it | |
1707 HOTSPOT_JNI_CALLNONVIRTUALLONGMETHODV_RETURN(_ret_ref)) | |
1708 DEFINE_CALLNONVIRTUALMETHODV(jfloat, Float, T_FLOAT | |
1709 , HOTSPOT_JNI_CALLNONVIRTUALFLOATMETHODV_ENTRY(env, obj, cls, (uintptr_t)methodID), | |
1710 HOTSPOT_JNI_CALLNONVIRTUALFLOATMETHODV_RETURN()) | |
1711 DEFINE_CALLNONVIRTUALMETHODV(jdouble, Double, T_DOUBLE | |
1712 , HOTSPOT_JNI_CALLNONVIRTUALDOUBLEMETHODV_ENTRY(env, obj, cls, (uintptr_t)methodID), | |
1713 HOTSPOT_JNI_CALLNONVIRTUALDOUBLEMETHODV_RETURN()) | |
1714 | |
1715 #define DEFINE_CALLNONVIRTUALMETHODA(ResultType, Result, Tag \ | |
1716 , EntryProbe, ReturnProbe) \ | |
1717 \ | |
1718 DT_RETURN_MARK_DECL_FOR(Result, CallNonvirtual##Result##MethodA, ResultType \ | |
1719 , ReturnProbe);\ | |
1720 \ | |
1721 JNI_ENTRY(ResultType, \ | |
1722 jni_CallNonvirtual##Result##MethodA(JNIEnv *env, jobject obj, jclass cls, jmethodID methodID, const jvalue *args)) \ | |
1723 JNIWrapper("CallNonvitual" XSTR(Result) "MethodA"); \ | |
1724 \ | |
1725 EntryProbe;\ | |
1726 ResultType ret;\ | |
1727 DT_RETURN_MARK_FOR(Result, CallNonvirtual##Result##MethodA, ResultType, \ | |
1728 (const ResultType&)ret);\ | |
1729 \ | |
1730 JavaValue jvalue(Tag); \ | |
1731 JNI_ArgumentPusherArray ap(methodID, args); \ | |
1732 jni_invoke_nonstatic(env, &jvalue, obj, JNI_NONVIRTUAL, methodID, &ap, CHECK_0); \ | |
1733 ret = jvalue.get_##ResultType(); \ | |
1734 return ret;\ | |
1735 JNI_END | |
1736 | |
1737 // the runtime type of subword integral basic types is integer | |
1738 DEFINE_CALLNONVIRTUALMETHODA(jboolean, Boolean, T_BOOLEAN | |
1739 , HOTSPOT_JNI_CALLNONVIRTUALBOOLEANMETHODA_ENTRY(env, obj, cls, (uintptr_t)methodID), | |
1740 HOTSPOT_JNI_CALLNONVIRTUALBOOLEANMETHODA_RETURN(_ret_ref)) | |
1741 DEFINE_CALLNONVIRTUALMETHODA(jbyte, Byte, T_BYTE | |
1742 , HOTSPOT_JNI_CALLNONVIRTUALBYTEMETHODA_ENTRY(env, obj, cls, (uintptr_t)methodID), | |
1743 HOTSPOT_JNI_CALLNONVIRTUALBYTEMETHODA_RETURN(_ret_ref)) | |
1744 DEFINE_CALLNONVIRTUALMETHODA(jchar, Char, T_CHAR | |
1745 , HOTSPOT_JNI_CALLNONVIRTUALCHARMETHODA_ENTRY(env, obj, cls, (uintptr_t)methodID), | |
1746 HOTSPOT_JNI_CALLNONVIRTUALCHARMETHODA_RETURN(_ret_ref)) | |
1747 DEFINE_CALLNONVIRTUALMETHODA(jshort, Short, T_SHORT | |
1748 , HOTSPOT_JNI_CALLNONVIRTUALSHORTMETHODA_ENTRY(env, obj, cls, (uintptr_t)methodID), | |
1749 HOTSPOT_JNI_CALLNONVIRTUALSHORTMETHODA_RETURN(_ret_ref)) | |
1750 | |
1751 DEFINE_CALLNONVIRTUALMETHODA(jobject, Object, T_OBJECT | |
1752 , HOTSPOT_JNI_CALLNONVIRTUALOBJECTMETHODA_ENTRY(env, obj, cls, (uintptr_t)methodID), | |
1753 HOTSPOT_JNI_CALLNONVIRTUALOBJECTMETHODA_RETURN(_ret_ref)) | |
1754 DEFINE_CALLNONVIRTUALMETHODA(jint, Int, T_INT | |
1755 , HOTSPOT_JNI_CALLNONVIRTUALINTMETHODA_ENTRY(env, obj, cls, (uintptr_t)methodID), | |
1756 HOTSPOT_JNI_CALLNONVIRTUALINTMETHODA_RETURN(_ret_ref)) | |
1757 DEFINE_CALLNONVIRTUALMETHODA(jlong, Long, T_LONG | |
1758 , HOTSPOT_JNI_CALLNONVIRTUALLONGMETHODA_ENTRY(env, obj, cls, (uintptr_t)methodID), | |
1759 // Float and double probes don't return value because dtrace doesn't currently support it | |
1760 HOTSPOT_JNI_CALLNONVIRTUALLONGMETHODA_RETURN(_ret_ref)) | |
1761 DEFINE_CALLNONVIRTUALMETHODA(jfloat, Float, T_FLOAT | |
1762 , HOTSPOT_JNI_CALLNONVIRTUALFLOATMETHODA_ENTRY(env, obj, cls, (uintptr_t)methodID), | |
1763 HOTSPOT_JNI_CALLNONVIRTUALFLOATMETHODA_RETURN()) | |
1764 DEFINE_CALLNONVIRTUALMETHODA(jdouble, Double, T_DOUBLE | |
1765 , HOTSPOT_JNI_CALLNONVIRTUALDOUBLEMETHODA_ENTRY(env, obj, cls, (uintptr_t)methodID), | |
1766 HOTSPOT_JNI_CALLNONVIRTUALDOUBLEMETHODA_RETURN()) | |
1767 | |
1768 DT_VOID_RETURN_MARK_DECL(CallNonvirtualVoidMethod | |
1769 , HOTSPOT_JNI_CALLNONVIRTUALVOIDMETHOD_RETURN()); | |
1770 DT_VOID_RETURN_MARK_DECL(CallNonvirtualVoidMethodV | |
1771 , HOTSPOT_JNI_CALLNONVIRTUALVOIDMETHODV_RETURN()); | |
1772 DT_VOID_RETURN_MARK_DECL(CallNonvirtualVoidMethodA | |
1773 , HOTSPOT_JNI_CALLNONVIRTUALVOIDMETHODA_RETURN()); | |
1774 | |
0 | 1775 JNI_ENTRY(void, jni_CallNonvirtualVoidMethod(JNIEnv *env, jobject obj, jclass cls, jmethodID methodID, ...)) |
1776 JNIWrapper("CallNonvirtualVoidMethod"); | |
1777 | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
1778 HOTSPOT_JNI_CALLNONVIRTUALVOIDMETHOD_ENTRY(env, obj, cls, (uintptr_t) methodID); |
0 | 1779 DT_VOID_RETURN_MARK(CallNonvirtualVoidMethod); |
1780 | |
1781 va_list args; | |
1782 va_start(args, methodID); | |
1783 JavaValue jvalue(T_VOID); | |
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
1784 JNI_ArgumentPusherVaArg ap(methodID, args); |
0 | 1785 jni_invoke_nonstatic(env, &jvalue, obj, JNI_NONVIRTUAL, methodID, &ap, CHECK); |
1786 va_end(args); | |
1787 JNI_END | |
1788 | |
1789 | |
1790 JNI_ENTRY(void, jni_CallNonvirtualVoidMethodV(JNIEnv *env, jobject obj, jclass cls, jmethodID methodID, va_list args)) | |
1791 JNIWrapper("CallNonvirtualVoidMethodV"); | |
1792 | |
4006 | 1793 HOTSPOT_JNI_CALLNONVIRTUALVOIDMETHODV_ENTRY( |
1794 env, obj, cls, (uintptr_t) methodID); | |
0 | 1795 DT_VOID_RETURN_MARK(CallNonvirtualVoidMethodV); |
1796 | |
1797 JavaValue jvalue(T_VOID); | |
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
1798 JNI_ArgumentPusherVaArg ap(methodID, args); |
0 | 1799 jni_invoke_nonstatic(env, &jvalue, obj, JNI_NONVIRTUAL, methodID, &ap, CHECK); |
1800 JNI_END | |
1801 | |
1802 | |
1803 JNI_ENTRY(void, jni_CallNonvirtualVoidMethodA(JNIEnv *env, jobject obj, jclass cls, jmethodID methodID, const jvalue *args)) | |
1804 JNIWrapper("CallNonvirtualVoidMethodA"); | |
4006 | 1805 HOTSPOT_JNI_CALLNONVIRTUALVOIDMETHODA_ENTRY( |
1806 env, obj, cls, (uintptr_t) methodID); | |
0 | 1807 DT_VOID_RETURN_MARK(CallNonvirtualVoidMethodA); |
1808 JavaValue jvalue(T_VOID); | |
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
1809 JNI_ArgumentPusherArray ap(methodID, args); |
0 | 1810 jni_invoke_nonstatic(env, &jvalue, obj, JNI_NONVIRTUAL, methodID, &ap, CHECK); |
1811 JNI_END | |
1812 | |
1813 | |
4006 | 1814 |
1815 #define DEFINE_CALLSTATICMETHOD(ResultType, Result, Tag \ | |
1816 , EntryProbe, ResultProbe) \ | |
1817 \ | |
1818 DT_RETURN_MARK_DECL_FOR(Result, CallStatic##Result##Method, ResultType \ | |
1819 , ResultProbe); \ | |
1820 \ | |
1821 JNI_ENTRY(ResultType, \ | |
1822 jni_CallStatic##Result##Method(JNIEnv *env, jclass cls, jmethodID methodID, ...)) \ | |
1823 JNIWrapper("CallStatic" XSTR(Result) "Method"); \ | |
1824 \ | |
1825 EntryProbe; \ | |
1826 ResultType ret = 0;\ | |
1827 DT_RETURN_MARK_FOR(Result, CallStatic##Result##Method, ResultType, \ | |
1828 (const ResultType&)ret);\ | |
1829 \ | |
1830 va_list args; \ | |
1831 va_start(args, methodID); \ | |
1832 JavaValue jvalue(Tag); \ | |
1833 JNI_ArgumentPusherVaArg ap(methodID, args); \ | |
1834 jni_invoke_static(env, &jvalue, NULL, JNI_STATIC, methodID, &ap, CHECK_0); \ | |
1835 va_end(args); \ | |
1836 ret = jvalue.get_##ResultType(); \ | |
1837 return ret;\ | |
1838 JNI_END | |
1839 | |
1840 // the runtime type of subword integral basic types is integer | |
1841 DEFINE_CALLSTATICMETHOD(jboolean, Boolean, T_BOOLEAN | |
1842 , HOTSPOT_JNI_CALLSTATICBOOLEANMETHOD_ENTRY(env, cls, (uintptr_t)methodID), | |
1843 HOTSPOT_JNI_CALLSTATICBOOLEANMETHOD_RETURN(_ret_ref)); | |
1844 DEFINE_CALLSTATICMETHOD(jbyte, Byte, T_BYTE | |
1845 , HOTSPOT_JNI_CALLSTATICBYTEMETHOD_ENTRY(env, cls, (uintptr_t)methodID), | |
1846 HOTSPOT_JNI_CALLSTATICBYTEMETHOD_RETURN(_ret_ref)); | |
1847 DEFINE_CALLSTATICMETHOD(jchar, Char, T_CHAR | |
1848 , HOTSPOT_JNI_CALLSTATICCHARMETHOD_ENTRY(env, cls, (uintptr_t)methodID), | |
1849 HOTSPOT_JNI_CALLSTATICCHARMETHOD_RETURN(_ret_ref)); | |
1850 DEFINE_CALLSTATICMETHOD(jshort, Short, T_SHORT | |
1851 , HOTSPOT_JNI_CALLSTATICSHORTMETHOD_ENTRY(env, cls, (uintptr_t)methodID), | |
1852 HOTSPOT_JNI_CALLSTATICSHORTMETHOD_RETURN(_ret_ref)); | |
1853 | |
1854 DEFINE_CALLSTATICMETHOD(jobject, Object, T_OBJECT | |
1855 , HOTSPOT_JNI_CALLSTATICOBJECTMETHOD_ENTRY(env, cls, (uintptr_t)methodID), | |
1856 HOTSPOT_JNI_CALLSTATICOBJECTMETHOD_RETURN(_ret_ref)); | |
1857 DEFINE_CALLSTATICMETHOD(jint, Int, T_INT | |
1858 , HOTSPOT_JNI_CALLSTATICINTMETHOD_ENTRY(env, cls, (uintptr_t)methodID), | |
1859 HOTSPOT_JNI_CALLSTATICINTMETHOD_RETURN(_ret_ref)); | |
1860 DEFINE_CALLSTATICMETHOD(jlong, Long, T_LONG | |
1861 , HOTSPOT_JNI_CALLSTATICLONGMETHOD_ENTRY(env, cls, (uintptr_t)methodID), | |
1862 HOTSPOT_JNI_CALLSTATICLONGMETHOD_RETURN(_ret_ref)); | |
1863 // Float and double probes don't return value because dtrace doesn't currently support it | |
1864 DEFINE_CALLSTATICMETHOD(jfloat, Float, T_FLOAT | |
1865 , HOTSPOT_JNI_CALLSTATICFLOATMETHOD_ENTRY(env, cls, (uintptr_t)methodID), | |
1866 HOTSPOT_JNI_CALLSTATICFLOATMETHOD_RETURN()); | |
1867 DEFINE_CALLSTATICMETHOD(jdouble, Double, T_DOUBLE | |
1868 , HOTSPOT_JNI_CALLSTATICDOUBLEMETHOD_ENTRY(env, cls, (uintptr_t)methodID), | |
1869 HOTSPOT_JNI_CALLSTATICDOUBLEMETHOD_RETURN()); | |
1870 | |
1871 #define DEFINE_CALLSTATICMETHODV(ResultType, Result, Tag \ | |
1872 , EntryProbe, ResultProbe) \ | |
1873 \ | |
1874 DT_RETURN_MARK_DECL_FOR(Result, CallStatic##Result##MethodV, ResultType \ | |
1875 , ResultProbe); \ | |
1876 \ | |
1877 JNI_ENTRY(ResultType, \ | |
1878 jni_CallStatic##Result##MethodV(JNIEnv *env, jclass cls, jmethodID methodID, va_list args)) \ | |
1879 JNIWrapper("CallStatic" XSTR(Result) "MethodV"); \ | |
1880 \ | |
1881 EntryProbe; \ | |
1882 ResultType ret = 0;\ | |
1883 DT_RETURN_MARK_FOR(Result, CallStatic##Result##MethodV, ResultType, \ | |
1884 (const ResultType&)ret);\ | |
1885 \ | |
1886 JavaValue jvalue(Tag); \ | |
1887 JNI_ArgumentPusherVaArg ap(methodID, args); \ | |
1888 /* Make sure class is initialized before trying to invoke its method */ \ | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
1889 KlassHandle k(THREAD, java_lang_Class::as_Klass(JNIHandles::resolve_non_null(cls))); \ |
6983 | 1890 k()->initialize(CHECK_0); \ |
4006 | 1891 jni_invoke_static(env, &jvalue, NULL, JNI_STATIC, methodID, &ap, CHECK_0); \ |
1892 va_end(args); \ | |
1893 ret = jvalue.get_##ResultType(); \ | |
1894 return ret;\ | |
1895 JNI_END | |
1896 | |
1897 // the runtime type of subword integral basic types is integer | |
1898 DEFINE_CALLSTATICMETHODV(jboolean, Boolean, T_BOOLEAN | |
1899 , HOTSPOT_JNI_CALLSTATICBOOLEANMETHODV_ENTRY(env, cls, (uintptr_t)methodID), | |
1900 HOTSPOT_JNI_CALLSTATICBOOLEANMETHODV_RETURN(_ret_ref)); | |
1901 DEFINE_CALLSTATICMETHODV(jbyte, Byte, T_BYTE | |
1902 , HOTSPOT_JNI_CALLSTATICBYTEMETHODV_ENTRY(env, cls, (uintptr_t)methodID), | |
1903 HOTSPOT_JNI_CALLSTATICBYTEMETHODV_RETURN(_ret_ref)); | |
1904 DEFINE_CALLSTATICMETHODV(jchar, Char, T_CHAR | |
1905 , HOTSPOT_JNI_CALLSTATICCHARMETHODV_ENTRY(env, cls, (uintptr_t)methodID), | |
1906 HOTSPOT_JNI_CALLSTATICCHARMETHODV_RETURN(_ret_ref)); | |
1907 DEFINE_CALLSTATICMETHODV(jshort, Short, T_SHORT | |
1908 , HOTSPOT_JNI_CALLSTATICSHORTMETHODV_ENTRY(env, cls, (uintptr_t)methodID), | |
1909 HOTSPOT_JNI_CALLSTATICSHORTMETHODV_RETURN(_ret_ref)); | |
1910 | |
1911 DEFINE_CALLSTATICMETHODV(jobject, Object, T_OBJECT | |
1912 , HOTSPOT_JNI_CALLSTATICOBJECTMETHODV_ENTRY(env, cls, (uintptr_t)methodID), | |
1913 HOTSPOT_JNI_CALLSTATICOBJECTMETHODV_RETURN(_ret_ref)); | |
1914 DEFINE_CALLSTATICMETHODV(jint, Int, T_INT | |
1915 , HOTSPOT_JNI_CALLSTATICINTMETHODV_ENTRY(env, cls, (uintptr_t)methodID), | |
1916 HOTSPOT_JNI_CALLSTATICINTMETHODV_RETURN(_ret_ref)); | |
1917 DEFINE_CALLSTATICMETHODV(jlong, Long, T_LONG | |
1918 , HOTSPOT_JNI_CALLSTATICLONGMETHODV_ENTRY(env, cls, (uintptr_t)methodID), | |
1919 HOTSPOT_JNI_CALLSTATICLONGMETHODV_RETURN(_ret_ref)); | |
1920 // Float and double probes don't return value because dtrace doesn't currently support it | |
1921 DEFINE_CALLSTATICMETHODV(jfloat, Float, T_FLOAT | |
1922 , HOTSPOT_JNI_CALLSTATICFLOATMETHODV_ENTRY(env, cls, (uintptr_t)methodID), | |
1923 HOTSPOT_JNI_CALLSTATICFLOATMETHODV_RETURN()); | |
1924 DEFINE_CALLSTATICMETHODV(jdouble, Double, T_DOUBLE | |
1925 , HOTSPOT_JNI_CALLSTATICDOUBLEMETHODV_ENTRY(env, cls, (uintptr_t)methodID), | |
1926 HOTSPOT_JNI_CALLSTATICDOUBLEMETHODV_RETURN()); | |
1927 | |
1928 #define DEFINE_CALLSTATICMETHODA(ResultType, Result, Tag \ | |
1929 , EntryProbe, ResultProbe) \ | |
1930 \ | |
1931 DT_RETURN_MARK_DECL_FOR(Result, CallStatic##Result##MethodA, ResultType \ | |
1932 , ResultProbe); \ | |
1933 \ | |
1934 JNI_ENTRY(ResultType, \ | |
1935 jni_CallStatic##Result##MethodA(JNIEnv *env, jclass cls, jmethodID methodID, const jvalue *args)) \ | |
1936 JNIWrapper("CallStatic" XSTR(Result) "MethodA"); \ | |
1937 \ | |
1938 EntryProbe; \ | |
1939 ResultType ret = 0;\ | |
1940 DT_RETURN_MARK_FOR(Result, CallStatic##Result##MethodA, ResultType, \ | |
1941 (const ResultType&)ret);\ | |
1942 \ | |
1943 JavaValue jvalue(Tag); \ | |
1944 JNI_ArgumentPusherArray ap(methodID, args); \ | |
1945 jni_invoke_static(env, &jvalue, NULL, JNI_STATIC, methodID, &ap, CHECK_0); \ | |
1946 ret = jvalue.get_##ResultType(); \ | |
1947 return ret;\ | |
1948 JNI_END | |
1949 | |
1950 // the runtime type of subword integral basic types is integer | |
1951 DEFINE_CALLSTATICMETHODA(jboolean, Boolean, T_BOOLEAN | |
1952 , HOTSPOT_JNI_CALLSTATICBOOLEANMETHODA_ENTRY(env, cls, (uintptr_t)methodID), | |
1953 HOTSPOT_JNI_CALLSTATICBOOLEANMETHODA_RETURN(_ret_ref)); | |
1954 DEFINE_CALLSTATICMETHODA(jbyte, Byte, T_BYTE | |
1955 , HOTSPOT_JNI_CALLSTATICBYTEMETHODA_ENTRY(env, cls, (uintptr_t)methodID), | |
1956 HOTSPOT_JNI_CALLSTATICBYTEMETHODA_RETURN(_ret_ref)); | |
1957 DEFINE_CALLSTATICMETHODA(jchar, Char, T_CHAR | |
1958 , HOTSPOT_JNI_CALLSTATICCHARMETHODA_ENTRY(env, cls, (uintptr_t)methodID), | |
1959 HOTSPOT_JNI_CALLSTATICCHARMETHODA_RETURN(_ret_ref)); | |
1960 DEFINE_CALLSTATICMETHODA(jshort, Short, T_SHORT | |
1961 , HOTSPOT_JNI_CALLSTATICSHORTMETHODA_ENTRY(env, cls, (uintptr_t)methodID), | |
1962 HOTSPOT_JNI_CALLSTATICSHORTMETHODA_RETURN(_ret_ref)); | |
1963 | |
1964 DEFINE_CALLSTATICMETHODA(jobject, Object, T_OBJECT | |
1965 , HOTSPOT_JNI_CALLSTATICOBJECTMETHODA_ENTRY(env, cls, (uintptr_t)methodID), | |
1966 HOTSPOT_JNI_CALLSTATICOBJECTMETHODA_RETURN(_ret_ref)); | |
1967 DEFINE_CALLSTATICMETHODA(jint, Int, T_INT | |
1968 , HOTSPOT_JNI_CALLSTATICINTMETHODA_ENTRY(env, cls, (uintptr_t)methodID), | |
1969 HOTSPOT_JNI_CALLSTATICINTMETHODA_RETURN(_ret_ref)); | |
1970 DEFINE_CALLSTATICMETHODA(jlong, Long, T_LONG | |
1971 , HOTSPOT_JNI_CALLSTATICLONGMETHODA_ENTRY(env, cls, (uintptr_t)methodID), | |
1972 HOTSPOT_JNI_CALLSTATICLONGMETHODA_RETURN(_ret_ref)); | |
1973 // Float and double probes don't return value because dtrace doesn't currently support it | |
1974 DEFINE_CALLSTATICMETHODA(jfloat, Float, T_FLOAT | |
1975 , HOTSPOT_JNI_CALLSTATICFLOATMETHODA_ENTRY(env, cls, (uintptr_t)methodID), | |
1976 HOTSPOT_JNI_CALLSTATICFLOATMETHODA_RETURN()); | |
1977 DEFINE_CALLSTATICMETHODA(jdouble, Double, T_DOUBLE | |
1978 , HOTSPOT_JNI_CALLSTATICDOUBLEMETHODA_ENTRY(env, cls, (uintptr_t)methodID), | |
1979 HOTSPOT_JNI_CALLSTATICDOUBLEMETHODA_RETURN()); | |
1980 | |
1981 DT_VOID_RETURN_MARK_DECL(CallStaticVoidMethod | |
1982 , HOTSPOT_JNI_CALLSTATICVOIDMETHOD_RETURN()); | |
1983 DT_VOID_RETURN_MARK_DECL(CallStaticVoidMethodV | |
1984 , HOTSPOT_JNI_CALLSTATICVOIDMETHODV_RETURN()); | |
1985 DT_VOID_RETURN_MARK_DECL(CallStaticVoidMethodA | |
1986 , HOTSPOT_JNI_CALLSTATICVOIDMETHODA_RETURN()); | |
1987 | |
0 | 1988 JNI_ENTRY(void, jni_CallStaticVoidMethod(JNIEnv *env, jclass cls, jmethodID methodID, ...)) |
1989 JNIWrapper("CallStaticVoidMethod"); | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
1990 HOTSPOT_JNI_CALLSTATICVOIDMETHOD_ENTRY(env, cls, (uintptr_t) methodID); |
0 | 1991 DT_VOID_RETURN_MARK(CallStaticVoidMethod); |
1992 | |
1993 va_list args; | |
1994 va_start(args, methodID); | |
1995 JavaValue jvalue(T_VOID); | |
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
1996 JNI_ArgumentPusherVaArg ap(methodID, args); |
0 | 1997 jni_invoke_static(env, &jvalue, NULL, JNI_STATIC, methodID, &ap, CHECK); |
1998 va_end(args); | |
1999 JNI_END | |
2000 | |
2001 | |
2002 JNI_ENTRY(void, jni_CallStaticVoidMethodV(JNIEnv *env, jclass cls, jmethodID methodID, va_list args)) | |
2003 JNIWrapper("CallStaticVoidMethodV"); | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
2004 HOTSPOT_JNI_CALLSTATICVOIDMETHODV_ENTRY(env, cls, (uintptr_t) methodID); |
0 | 2005 DT_VOID_RETURN_MARK(CallStaticVoidMethodV); |
2006 | |
2007 JavaValue jvalue(T_VOID); | |
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
2008 JNI_ArgumentPusherVaArg ap(methodID, args); |
0 | 2009 jni_invoke_static(env, &jvalue, NULL, JNI_STATIC, methodID, &ap, CHECK); |
2010 JNI_END | |
2011 | |
2012 | |
2013 JNI_ENTRY(void, jni_CallStaticVoidMethodA(JNIEnv *env, jclass cls, jmethodID methodID, const jvalue *args)) | |
2014 JNIWrapper("CallStaticVoidMethodA"); | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
2015 HOTSPOT_JNI_CALLSTATICVOIDMETHODA_ENTRY(env, cls, (uintptr_t) methodID); |
0 | 2016 DT_VOID_RETURN_MARK(CallStaticVoidMethodA); |
2017 | |
2018 JavaValue jvalue(T_VOID); | |
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
2019 JNI_ArgumentPusherArray ap(methodID, args); |
0 | 2020 jni_invoke_static(env, &jvalue, NULL, JNI_STATIC, methodID, &ap, CHECK); |
2021 JNI_END | |
2022 | |
2023 | |
2024 // | |
2025 // Accessing Fields | |
2026 // | |
2027 | |
2028 | |
4006 | 2029 DT_RETURN_MARK_DECL(GetFieldID, jfieldID |
2030 , HOTSPOT_JNI_GETFIELDID_RETURN((uintptr_t)_ret_ref)); | |
0 | 2031 |
2032 JNI_ENTRY(jfieldID, jni_GetFieldID(JNIEnv *env, jclass clazz, | |
2033 const char *name, const char *sig)) | |
2034 JNIWrapper("GetFieldID"); | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
2035 HOTSPOT_JNI_GETFIELDID_ENTRY(env, clazz, (char *) name, (char *) sig); |
0 | 2036 jfieldID ret = 0; |
2037 DT_RETURN_MARK(GetFieldID, jfieldID, (const jfieldID&)ret); | |
2038 | |
2039 // The class should have been loaded (we have an instance of the class | |
2040 // passed in) so the field and signature should already be in the symbol | |
2041 // table. If they're not there, the field doesn't exist. | |
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
2042 TempNewSymbol fieldname = SymbolTable::probe(name, (int)strlen(name)); |
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
2043 TempNewSymbol signame = SymbolTable::probe(sig, (int)strlen(sig)); |
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
2044 if (fieldname == NULL || signame == NULL) { |
0 | 2045 THROW_MSG_0(vmSymbols::java_lang_NoSuchFieldError(), (char*) name); |
2046 } | |
2047 KlassHandle k(THREAD, | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
2048 java_lang_Class::as_Klass(JNIHandles::resolve_non_null(clazz))); |
0 | 2049 // Make sure class is initialized before handing id's out to fields |
6983 | 2050 k()->initialize(CHECK_NULL); |
0 | 2051 |
2052 fieldDescriptor fd; | |
6983 | 2053 if (!k()->oop_is_instance() || |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
2054 !InstanceKlass::cast(k())->find_field(fieldname, signame, false, &fd)) { |
0 | 2055 THROW_MSG_0(vmSymbols::java_lang_NoSuchFieldError(), (char*) name); |
2056 } | |
2057 | |
2058 // A jfieldID for a non-static field is simply the offset of the field within the instanceOop | |
2059 // It may also have hash bits for k, if VerifyJNIFields is turned on. | |
2060 ret = jfieldIDWorkaround::to_instance_jfieldID(k(), fd.offset()); | |
2061 return ret; | |
2062 JNI_END | |
2063 | |
2064 | |
2065 JNI_ENTRY(jobject, jni_GetObjectField(JNIEnv *env, jobject obj, jfieldID fieldID)) | |
2066 JNIWrapper("GetObjectField"); | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
2067 HOTSPOT_JNI_GETOBJECTFIELD_ENTRY(env, obj, (uintptr_t) fieldID); |
0 | 2068 oop o = JNIHandles::resolve_non_null(obj); |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
2069 Klass* k = o->klass(); |
0 | 2070 int offset = jfieldIDWorkaround::from_instance_jfieldID(k, fieldID); |
2071 // Keep JVMTI addition small and only check enabled flag here. | |
2072 // jni_GetField_probe() assumes that is okay to create handles. | |
2073 if (JvmtiExport::should_post_field_access()) { | |
2074 o = JvmtiExport::jni_GetField_probe(thread, obj, o, k, fieldID, false); | |
2075 } | |
2076 jobject ret = JNIHandles::make_local(env, o->obj_field(offset)); | |
8001
db9981fd3124
8005915: Unify SERIALGC and INCLUDE_ALTERNATE_GCS
jprovino
parents:
7182
diff
changeset
|
2077 #if INCLUDE_ALL_GCS |
3249
e1162778c1c8
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
2376
diff
changeset
|
2078 // If G1 is enabled and we are accessing the value of the referent |
e1162778c1c8
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
2376
diff
changeset
|
2079 // field in a reference object then we need to register a non-null |
e1162778c1c8
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
2376
diff
changeset
|
2080 // referent with the SATB barrier. |
e1162778c1c8
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
2376
diff
changeset
|
2081 if (UseG1GC) { |
e1162778c1c8
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
2376
diff
changeset
|
2082 bool needs_barrier = false; |
e1162778c1c8
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
2376
diff
changeset
|
2083 |
e1162778c1c8
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
2376
diff
changeset
|
2084 if (ret != NULL && |
e1162778c1c8
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
2376
diff
changeset
|
2085 offset == java_lang_ref_Reference::referent_offset && |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
2086 InstanceKlass::cast(k)->reference_type() != REF_NONE) { |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
2087 assert(InstanceKlass::cast(k)->is_subclass_of(SystemDictionary::Reference_klass()), "sanity"); |
3249
e1162778c1c8
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
2376
diff
changeset
|
2088 needs_barrier = true; |
e1162778c1c8
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
2376
diff
changeset
|
2089 } |
e1162778c1c8
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
2376
diff
changeset
|
2090 |
e1162778c1c8
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
2376
diff
changeset
|
2091 if (needs_barrier) { |
e1162778c1c8
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
2376
diff
changeset
|
2092 oop referent = JNIHandles::resolve(ret); |
e1162778c1c8
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
2376
diff
changeset
|
2093 G1SATBCardTableModRefBS::enqueue(referent); |
e1162778c1c8
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
2376
diff
changeset
|
2094 } |
e1162778c1c8
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
2376
diff
changeset
|
2095 } |
8001
db9981fd3124
8005915: Unify SERIALGC and INCLUDE_ALTERNATE_GCS
jprovino
parents:
7182
diff
changeset
|
2096 #endif // INCLUDE_ALL_GCS |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
2097 HOTSPOT_JNI_GETOBJECTFIELD_RETURN(ret); |
0 | 2098 return ret; |
2099 JNI_END | |
2100 | |
2101 | |
4006 | 2102 |
2103 #define DEFINE_GETFIELD(Return,Fieldname,Result \ | |
2104 , EntryProbe, ReturnProbe) \ | |
2105 \ | |
2106 DT_RETURN_MARK_DECL_FOR(Result, Get##Result##Field, Return \ | |
2107 , ReturnProbe); \ | |
2108 \ | |
2109 JNI_QUICK_ENTRY(Return, jni_Get##Result##Field(JNIEnv *env, jobject obj, jfieldID fieldID)) \ | |
2110 JNIWrapper("Get" XSTR(Result) "Field"); \ | |
2111 \ | |
2112 EntryProbe; \ | |
2113 Return ret = 0;\ | |
2114 DT_RETURN_MARK_FOR(Result, Get##Result##Field, Return, (const Return&)ret);\ | |
2115 \ | |
2116 oop o = JNIHandles::resolve_non_null(obj); \ | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
2117 Klass* k = o->klass(); \ |
4006 | 2118 int offset = jfieldIDWorkaround::from_instance_jfieldID(k, fieldID); \ |
2119 /* Keep JVMTI addition small and only check enabled flag here. */ \ | |
2120 /* jni_GetField_probe_nh() assumes that is not okay to create handles */ \ | |
2121 /* and creates a ResetNoHandleMark. */ \ | |
2122 if (JvmtiExport::should_post_field_access()) { \ | |
2123 o = JvmtiExport::jni_GetField_probe_nh(thread, obj, o, k, fieldID, false); \ | |
2124 } \ | |
2125 ret = o->Fieldname##_field(offset); \ | |
2126 return ret; \ | |
2127 JNI_END | |
2128 | |
2129 DEFINE_GETFIELD(jboolean, bool, Boolean | |
2130 , HOTSPOT_JNI_GETBOOLEANFIELD_ENTRY(env, obj, (uintptr_t)fieldID), | |
2131 HOTSPOT_JNI_GETBOOLEANFIELD_RETURN(_ret_ref)) | |
2132 DEFINE_GETFIELD(jbyte, byte, Byte | |
2133 , HOTSPOT_JNI_GETBYTEFIELD_ENTRY(env, obj, (uintptr_t)fieldID), | |
2134 HOTSPOT_JNI_GETBYTEFIELD_RETURN(_ret_ref)) | |
2135 DEFINE_GETFIELD(jchar, char, Char | |
2136 , HOTSPOT_JNI_GETCHARFIELD_ENTRY(env, obj, (uintptr_t)fieldID), | |
2137 HOTSPOT_JNI_GETCHARFIELD_RETURN(_ret_ref)) | |
2138 DEFINE_GETFIELD(jshort, short, Short | |
2139 , HOTSPOT_JNI_GETSHORTFIELD_ENTRY(env, obj, (uintptr_t)fieldID), | |
2140 HOTSPOT_JNI_GETSHORTFIELD_RETURN(_ret_ref)) | |
2141 DEFINE_GETFIELD(jint, int, Int | |
2142 , HOTSPOT_JNI_GETINTFIELD_ENTRY(env, obj, (uintptr_t)fieldID), | |
2143 HOTSPOT_JNI_GETINTFIELD_RETURN(_ret_ref)) | |
2144 DEFINE_GETFIELD(jlong, long, Long | |
2145 , HOTSPOT_JNI_GETLONGFIELD_ENTRY(env, obj, (uintptr_t)fieldID), | |
2146 HOTSPOT_JNI_GETLONGFIELD_RETURN(_ret_ref)) | |
2147 // Float and double probes don't return value because dtrace doesn't currently support it | |
2148 DEFINE_GETFIELD(jfloat, float, Float | |
2149 , HOTSPOT_JNI_GETFLOATFIELD_ENTRY(env, obj, (uintptr_t)fieldID), | |
2150 HOTSPOT_JNI_GETFLOATFIELD_RETURN()) | |
2151 DEFINE_GETFIELD(jdouble, double, Double | |
2152 , HOTSPOT_JNI_GETDOUBLEFIELD_ENTRY(env, obj, (uintptr_t)fieldID), | |
2153 HOTSPOT_JNI_GETDOUBLEFIELD_RETURN()) | |
2154 | |
0 | 2155 address jni_GetBooleanField_addr() { |
2156 return (address)jni_GetBooleanField; | |
2157 } | |
2158 address jni_GetByteField_addr() { | |
2159 return (address)jni_GetByteField; | |
2160 } | |
2161 address jni_GetCharField_addr() { | |
2162 return (address)jni_GetCharField; | |
2163 } | |
2164 address jni_GetShortField_addr() { | |
2165 return (address)jni_GetShortField; | |
2166 } | |
2167 address jni_GetIntField_addr() { | |
2168 return (address)jni_GetIntField; | |
2169 } | |
2170 address jni_GetLongField_addr() { | |
2171 return (address)jni_GetLongField; | |
2172 } | |
2173 address jni_GetFloatField_addr() { | |
2174 return (address)jni_GetFloatField; | |
2175 } | |
2176 address jni_GetDoubleField_addr() { | |
2177 return (address)jni_GetDoubleField; | |
2178 } | |
2179 | |
2180 JNI_QUICK_ENTRY(void, jni_SetObjectField(JNIEnv *env, jobject obj, jfieldID fieldID, jobject value)) | |
2181 JNIWrapper("SetObjectField"); | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
2182 HOTSPOT_JNI_SETOBJECTFIELD_ENTRY(env, obj, (uintptr_t) fieldID, value); |
0 | 2183 oop o = JNIHandles::resolve_non_null(obj); |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
2184 Klass* k = o->klass(); |
0 | 2185 int offset = jfieldIDWorkaround::from_instance_jfieldID(k, fieldID); |
2186 // Keep JVMTI addition small and only check enabled flag here. | |
2187 // jni_SetField_probe_nh() assumes that is not okay to create handles | |
2188 // and creates a ResetNoHandleMark. | |
2189 if (JvmtiExport::should_post_field_modification()) { | |
2190 jvalue field_value; | |
2191 field_value.l = value; | |
2192 o = JvmtiExport::jni_SetField_probe_nh(thread, obj, o, k, fieldID, false, 'L', (jvalue *)&field_value); | |
2193 } | |
2194 o->obj_field_put(offset, JNIHandles::resolve(value)); | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
2195 HOTSPOT_JNI_SETOBJECTFIELD_RETURN(); |
0 | 2196 JNI_END |
2197 | |
4006 | 2198 |
2199 #define DEFINE_SETFIELD(Argument,Fieldname,Result,SigType,unionType \ | |
2200 , EntryProbe, ReturnProbe) \ | |
2201 \ | |
2202 JNI_QUICK_ENTRY(void, jni_Set##Result##Field(JNIEnv *env, jobject obj, jfieldID fieldID, Argument value)) \ | |
2203 JNIWrapper("Set" XSTR(Result) "Field"); \ | |
2204 \ | |
2205 EntryProbe; \ | |
2206 \ | |
2207 oop o = JNIHandles::resolve_non_null(obj); \ | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
2208 Klass* k = o->klass(); \ |
4006 | 2209 int offset = jfieldIDWorkaround::from_instance_jfieldID(k, fieldID); \ |
2210 /* Keep JVMTI addition small and only check enabled flag here. */ \ | |
2211 /* jni_SetField_probe_nh() assumes that is not okay to create handles */ \ | |
2212 /* and creates a ResetNoHandleMark. */ \ | |
2213 if (JvmtiExport::should_post_field_modification()) { \ | |
2214 jvalue field_value; \ | |
2215 field_value.unionType = value; \ | |
2216 o = JvmtiExport::jni_SetField_probe_nh(thread, obj, o, k, fieldID, false, SigType, (jvalue *)&field_value); \ | |
2217 } \ | |
2218 o->Fieldname##_field_put(offset, value); \ | |
2219 ReturnProbe; \ | |
2220 JNI_END | |
2221 | |
2222 DEFINE_SETFIELD(jboolean, bool, Boolean, 'Z', z | |
2223 , HOTSPOT_JNI_SETBOOLEANFIELD_ENTRY(env, obj, (uintptr_t)fieldID, value), | |
2224 HOTSPOT_JNI_SETBOOLEANFIELD_RETURN()) | |
2225 DEFINE_SETFIELD(jbyte, byte, Byte, 'B', b | |
2226 , HOTSPOT_JNI_SETBYTEFIELD_ENTRY(env, obj, (uintptr_t)fieldID, value), | |
2227 HOTSPOT_JNI_SETBYTEFIELD_RETURN()) | |
2228 DEFINE_SETFIELD(jchar, char, Char, 'C', c | |
2229 , HOTSPOT_JNI_SETCHARFIELD_ENTRY(env, obj, (uintptr_t)fieldID, value), | |
2230 HOTSPOT_JNI_SETCHARFIELD_RETURN()) | |
2231 DEFINE_SETFIELD(jshort, short, Short, 'S', s | |
2232 , HOTSPOT_JNI_SETSHORTFIELD_ENTRY(env, obj, (uintptr_t)fieldID, value), | |
2233 HOTSPOT_JNI_SETSHORTFIELD_RETURN()) | |
2234 DEFINE_SETFIELD(jint, int, Int, 'I', i | |
2235 , HOTSPOT_JNI_SETINTFIELD_ENTRY(env, obj, (uintptr_t)fieldID, value), | |
2236 HOTSPOT_JNI_SETINTFIELD_RETURN()) | |
2237 DEFINE_SETFIELD(jlong, long, Long, 'J', j | |
2238 , HOTSPOT_JNI_SETLONGFIELD_ENTRY(env, obj, (uintptr_t)fieldID, value), | |
2239 HOTSPOT_JNI_SETLONGFIELD_RETURN()) | |
2240 // Float and double probes don't return value because dtrace doesn't currently support it | |
2241 DEFINE_SETFIELD(jfloat, float, Float, 'F', f | |
2242 , HOTSPOT_JNI_SETFLOATFIELD_ENTRY(env, obj, (uintptr_t)fieldID), | |
2243 HOTSPOT_JNI_SETFLOATFIELD_RETURN()) | |
2244 DEFINE_SETFIELD(jdouble, double, Double, 'D', d | |
2245 , HOTSPOT_JNI_SETDOUBLEFIELD_ENTRY(env, obj, (uintptr_t)fieldID), | |
2246 HOTSPOT_JNI_SETDOUBLEFIELD_RETURN()) | |
14380 | 2247 |
4006 | 2248 DT_RETURN_MARK_DECL(ToReflectedField, jobject |
2249 , HOTSPOT_JNI_TOREFLECTEDFIELD_RETURN(_ret_ref)); | |
0 | 2250 |
2251 JNI_ENTRY(jobject, jni_ToReflectedField(JNIEnv *env, jclass cls, jfieldID fieldID, jboolean isStatic)) | |
2252 JNIWrapper("ToReflectedField"); | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
2253 HOTSPOT_JNI_TOREFLECTEDFIELD_ENTRY(env, cls, (uintptr_t) fieldID, isStatic); |
0 | 2254 jobject ret = NULL; |
2255 DT_RETURN_MARK(ToReflectedField, jobject, (const jobject&)ret); | |
2256 | |
2257 fieldDescriptor fd; | |
2258 bool found = false; | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
2259 Klass* k = java_lang_Class::as_Klass(JNIHandles::resolve_non_null(cls)); |
0 | 2260 |
2261 assert(jfieldIDWorkaround::is_static_jfieldID(fieldID) == (isStatic != 0), "invalid fieldID"); | |
2262 | |
2263 if (isStatic) { | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
2264 // Static field. The fieldID a JNIid specifying the field holder and the offset within the Klass*. |
0 | 2265 JNIid* id = jfieldIDWorkaround::from_static_jfieldID(fieldID); |
2266 assert(id->is_static_field_id(), "invalid static field id"); | |
2376
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2177
diff
changeset
|
2267 found = id->find_local_field(&fd); |
0 | 2268 } else { |
2269 // Non-static field. The fieldID is really the offset of the field within the instanceOop. | |
2270 int offset = jfieldIDWorkaround::from_instance_jfieldID(k, fieldID); | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
2271 found = InstanceKlass::cast(k)->find_field_from_offset(offset, false, &fd); |
0 | 2272 } |
2273 assert(found, "bad fieldID passed into jni_ToReflectedField"); | |
2274 oop reflected = Reflection::new_field(&fd, UseNewReflection, CHECK_NULL); | |
2275 ret = JNIHandles::make_local(env, reflected); | |
2276 return ret; | |
2277 JNI_END | |
2278 | |
2279 | |
2280 // | |
2281 // Accessing Static Fields | |
2282 // | |
4006 | 2283 DT_RETURN_MARK_DECL(GetStaticFieldID, jfieldID |
2284 , HOTSPOT_JNI_GETSTATICFIELDID_RETURN((uintptr_t)_ret_ref)); | |
0 | 2285 |
2286 JNI_ENTRY(jfieldID, jni_GetStaticFieldID(JNIEnv *env, jclass clazz, | |
2287 const char *name, const char *sig)) | |
2288 JNIWrapper("GetStaticFieldID"); | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
2289 HOTSPOT_JNI_GETSTATICFIELDID_ENTRY(env, clazz, (char *) name, (char *) sig); |
0 | 2290 jfieldID ret = NULL; |
2291 DT_RETURN_MARK(GetStaticFieldID, jfieldID, (const jfieldID&)ret); | |
2292 | |
2293 // The class should have been loaded (we have an instance of the class | |
2294 // passed in) so the field and signature should already be in the symbol | |
2295 // table. If they're not there, the field doesn't exist. | |
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
2296 TempNewSymbol fieldname = SymbolTable::probe(name, (int)strlen(name)); |
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
2297 TempNewSymbol signame = SymbolTable::probe(sig, (int)strlen(sig)); |
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
2298 if (fieldname == NULL || signame == NULL) { |
0 | 2299 THROW_MSG_0(vmSymbols::java_lang_NoSuchFieldError(), (char*) name); |
2300 } | |
2301 KlassHandle k(THREAD, | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
2302 java_lang_Class::as_Klass(JNIHandles::resolve_non_null(clazz))); |
0 | 2303 // Make sure class is initialized before handing id's out to static fields |
6983 | 2304 k()->initialize(CHECK_NULL); |
0 | 2305 |
2306 fieldDescriptor fd; | |
6983 | 2307 if (!k()->oop_is_instance() || |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
2308 !InstanceKlass::cast(k())->find_field(fieldname, signame, true, &fd)) { |
0 | 2309 THROW_MSG_0(vmSymbols::java_lang_NoSuchFieldError(), (char*) name); |
2310 } | |
2311 | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
2312 // A jfieldID for a static field is a JNIid specifying the field holder and the offset within the Klass* |
6940
18fb7da42534
8000725: NPG: method_holder() and pool_holder() and pool_holder field should be InstanceKlass
coleenp
parents:
6856
diff
changeset
|
2313 JNIid* id = fd.field_holder()->jni_id_for(fd.offset()); |
0 | 2314 debug_only(id->set_is_static_field_id();) |
2315 | |
2376
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2177
diff
changeset
|
2316 debug_only(id->verify(fd.field_holder())); |
0 | 2317 |
2318 ret = jfieldIDWorkaround::to_static_jfieldID(id); | |
2319 return ret; | |
2320 JNI_END | |
2321 | |
2322 | |
2323 JNI_ENTRY(jobject, jni_GetStaticObjectField(JNIEnv *env, jclass clazz, jfieldID fieldID)) | |
2324 JNIWrapper("GetStaticObjectField"); | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
2325 HOTSPOT_JNI_GETSTATICOBJECTFIELD_ENTRY(env, clazz, (uintptr_t) fieldID); |
6854
fb19af007ffc
7189254: Change makefiles for more flexibility to override defaults
jprovino
parents:
6725
diff
changeset
|
2326 #if INCLUDE_JNI_CHECK |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
2327 DEBUG_ONLY(Klass* param_k = jniCheck::validate_class(thread, clazz);) |
6854
fb19af007ffc
7189254: Change makefiles for more flexibility to override defaults
jprovino
parents:
6725
diff
changeset
|
2328 #endif // INCLUDE_JNI_CHECK |
0 | 2329 JNIid* id = jfieldIDWorkaround::from_static_jfieldID(fieldID); |
2330 assert(id->is_static_field_id(), "invalid static field id"); | |
2331 // Keep JVMTI addition small and only check enabled flag here. | |
2332 // jni_GetField_probe() assumes that is okay to create handles. | |
2333 if (JvmtiExport::should_post_field_access()) { | |
2334 JvmtiExport::jni_GetField_probe(thread, NULL, NULL, id->holder(), fieldID, true); | |
2335 } | |
2376
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2177
diff
changeset
|
2336 jobject ret = JNIHandles::make_local(id->holder()->java_mirror()->obj_field(id->offset())); |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
2337 HOTSPOT_JNI_GETSTATICOBJECTFIELD_RETURN(ret); |
0 | 2338 return ret; |
2339 JNI_END | |
2340 | |
4006 | 2341 |
2342 #define DEFINE_GETSTATICFIELD(Return,Fieldname,Result \ | |
2343 , EntryProbe, ReturnProbe) \ | |
2344 \ | |
2345 DT_RETURN_MARK_DECL_FOR(Result, GetStatic##Result##Field, Return \ | |
2346 , ReturnProbe); \ | |
2347 \ | |
2348 JNI_ENTRY(Return, jni_GetStatic##Result##Field(JNIEnv *env, jclass clazz, jfieldID fieldID)) \ | |
2349 JNIWrapper("GetStatic" XSTR(Result) "Field"); \ | |
2350 EntryProbe; \ | |
2351 Return ret = 0;\ | |
2352 DT_RETURN_MARK_FOR(Result, GetStatic##Result##Field, Return, \ | |
2353 (const Return&)ret);\ | |
2354 JNIid* id = jfieldIDWorkaround::from_static_jfieldID(fieldID); \ | |
2355 assert(id->is_static_field_id(), "invalid static field id"); \ | |
2356 /* Keep JVMTI addition small and only check enabled flag here. */ \ | |
2357 /* jni_GetField_probe() assumes that is okay to create handles. */ \ | |
2358 if (JvmtiExport::should_post_field_access()) { \ | |
2359 JvmtiExport::jni_GetField_probe(thread, NULL, NULL, id->holder(), fieldID, true); \ | |
2360 } \ | |
2361 ret = id->holder()->java_mirror()-> Fieldname##_field (id->offset()); \ | |
2362 return ret;\ | |
2363 JNI_END | |
2364 | |
2365 DEFINE_GETSTATICFIELD(jboolean, bool, Boolean | |
2366 , HOTSPOT_JNI_GETSTATICBOOLEANFIELD_ENTRY(env, clazz, (uintptr_t) fieldID), HOTSPOT_JNI_GETSTATICBOOLEANFIELD_RETURN(_ret_ref)) | |
2367 DEFINE_GETSTATICFIELD(jbyte, byte, Byte | |
2368 , HOTSPOT_JNI_GETSTATICBYTEFIELD_ENTRY(env, clazz, (uintptr_t) fieldID), HOTSPOT_JNI_GETSTATICBYTEFIELD_RETURN(_ret_ref) ) | |
2369 DEFINE_GETSTATICFIELD(jchar, char, Char | |
2370 , HOTSPOT_JNI_GETSTATICCHARFIELD_ENTRY(env, clazz, (uintptr_t) fieldID), HOTSPOT_JNI_GETSTATICCHARFIELD_RETURN(_ret_ref) ) | |
2371 DEFINE_GETSTATICFIELD(jshort, short, Short | |
2372 , HOTSPOT_JNI_GETSTATICSHORTFIELD_ENTRY(env, clazz, (uintptr_t) fieldID), HOTSPOT_JNI_GETSTATICSHORTFIELD_RETURN(_ret_ref) ) | |
2373 DEFINE_GETSTATICFIELD(jint, int, Int | |
2374 , HOTSPOT_JNI_GETSTATICINTFIELD_ENTRY(env, clazz, (uintptr_t) fieldID), HOTSPOT_JNI_GETSTATICINTFIELD_RETURN(_ret_ref) ) | |
2375 DEFINE_GETSTATICFIELD(jlong, long, Long | |
2376 , HOTSPOT_JNI_GETSTATICLONGFIELD_ENTRY(env, clazz, (uintptr_t) fieldID), HOTSPOT_JNI_GETSTATICLONGFIELD_RETURN(_ret_ref) ) | |
2377 // Float and double probes don't return value because dtrace doesn't currently support it | |
2378 DEFINE_GETSTATICFIELD(jfloat, float, Float | |
2379 , HOTSPOT_JNI_GETSTATICFLOATFIELD_ENTRY(env, clazz, (uintptr_t) fieldID), HOTSPOT_JNI_GETSTATICFLOATFIELD_RETURN() ) | |
2380 DEFINE_GETSTATICFIELD(jdouble, double, Double | |
2381 , HOTSPOT_JNI_GETSTATICDOUBLEFIELD_ENTRY(env, clazz, (uintptr_t) fieldID), HOTSPOT_JNI_GETSTATICDOUBLEFIELD_RETURN() ) | |
0 | 2382 |
2383 JNI_ENTRY(void, jni_SetStaticObjectField(JNIEnv *env, jclass clazz, jfieldID fieldID, jobject value)) | |
2384 JNIWrapper("SetStaticObjectField"); | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
2385 HOTSPOT_JNI_SETSTATICOBJECTFIELD_ENTRY(env, clazz, (uintptr_t) fieldID, value); |
0 | 2386 JNIid* id = jfieldIDWorkaround::from_static_jfieldID(fieldID); |
2387 assert(id->is_static_field_id(), "invalid static field id"); | |
2388 // Keep JVMTI addition small and only check enabled flag here. | |
2389 // jni_SetField_probe() assumes that is okay to create handles. | |
2390 if (JvmtiExport::should_post_field_modification()) { | |
2391 jvalue field_value; | |
2392 field_value.l = value; | |
2393 JvmtiExport::jni_SetField_probe(thread, NULL, NULL, id->holder(), fieldID, true, 'L', (jvalue *)&field_value); | |
2394 } | |
2376
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2177
diff
changeset
|
2395 id->holder()->java_mirror()->obj_field_put(id->offset(), JNIHandles::resolve(value)); |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
2396 HOTSPOT_JNI_SETSTATICOBJECTFIELD_RETURN(); |
0 | 2397 JNI_END |
2398 | |
2399 | |
4006 | 2400 |
2401 #define DEFINE_SETSTATICFIELD(Argument,Fieldname,Result,SigType,unionType \ | |
2402 , EntryProbe, ReturnProbe) \ | |
2403 \ | |
2404 JNI_ENTRY(void, jni_SetStatic##Result##Field(JNIEnv *env, jclass clazz, jfieldID fieldID, Argument value)) \ | |
2405 JNIWrapper("SetStatic" XSTR(Result) "Field"); \ | |
2406 EntryProbe; \ | |
2407 \ | |
2408 JNIid* id = jfieldIDWorkaround::from_static_jfieldID(fieldID); \ | |
2409 assert(id->is_static_field_id(), "invalid static field id"); \ | |
2410 /* Keep JVMTI addition small and only check enabled flag here. */ \ | |
2411 /* jni_SetField_probe() assumes that is okay to create handles. */ \ | |
2412 if (JvmtiExport::should_post_field_modification()) { \ | |
2413 jvalue field_value; \ | |
2414 field_value.unionType = value; \ | |
2415 JvmtiExport::jni_SetField_probe(thread, NULL, NULL, id->holder(), fieldID, true, SigType, (jvalue *)&field_value); \ | |
2416 } \ | |
2417 id->holder()->java_mirror()-> Fieldname##_field_put (id->offset(), value); \ | |
2418 ReturnProbe;\ | |
2419 JNI_END | |
2420 | |
2421 DEFINE_SETSTATICFIELD(jboolean, bool, Boolean, 'Z', z | |
14179
dbcb1dd0785b
8029726: On OS X some dtrace probe names are mismatched with Solaris
sla
parents:
12979
diff
changeset
|
2422 , HOTSPOT_JNI_SETSTATICBOOLEANFIELD_ENTRY(env, clazz, (uintptr_t)fieldID, value), |
4006 | 2423 HOTSPOT_JNI_SETBOOLEANFIELD_RETURN()) |
2424 DEFINE_SETSTATICFIELD(jbyte, byte, Byte, 'B', b | |
2425 , HOTSPOT_JNI_SETSTATICBYTEFIELD_ENTRY(env, clazz, (uintptr_t) fieldID, value), | |
2426 HOTSPOT_JNI_SETSTATICBYTEFIELD_RETURN()) | |
2427 DEFINE_SETSTATICFIELD(jchar, char, Char, 'C', c | |
2428 , HOTSPOT_JNI_SETSTATICCHARFIELD_ENTRY(env, clazz, (uintptr_t) fieldID, value), | |
2429 HOTSPOT_JNI_SETSTATICCHARFIELD_RETURN()) | |
2430 DEFINE_SETSTATICFIELD(jshort, short, Short, 'S', s | |
2431 , HOTSPOT_JNI_SETSTATICSHORTFIELD_ENTRY(env, clazz, (uintptr_t) fieldID, value), | |
2432 HOTSPOT_JNI_SETSTATICSHORTFIELD_RETURN()) | |
2433 DEFINE_SETSTATICFIELD(jint, int, Int, 'I', i | |
2434 , HOTSPOT_JNI_SETSTATICINTFIELD_ENTRY(env, clazz, (uintptr_t) fieldID, value), | |
2435 HOTSPOT_JNI_SETSTATICINTFIELD_RETURN()) | |
2436 DEFINE_SETSTATICFIELD(jlong, long, Long, 'J', j | |
2437 , HOTSPOT_JNI_SETSTATICLONGFIELD_ENTRY(env, clazz, (uintptr_t) fieldID, value), | |
2438 HOTSPOT_JNI_SETSTATICLONGFIELD_RETURN()) | |
2439 // Float and double probes don't return value because dtrace doesn't currently support it | |
2440 DEFINE_SETSTATICFIELD(jfloat, float, Float, 'F', f | |
2441 , HOTSPOT_JNI_SETSTATICFLOATFIELD_ENTRY(env, clazz, (uintptr_t) fieldID), | |
2442 HOTSPOT_JNI_SETSTATICFLOATFIELD_RETURN()) | |
2443 DEFINE_SETSTATICFIELD(jdouble, double, Double, 'D', d | |
2444 , HOTSPOT_JNI_SETSTATICDOUBLEFIELD_ENTRY(env, clazz, (uintptr_t) fieldID), | |
2445 HOTSPOT_JNI_SETSTATICDOUBLEFIELD_RETURN()) | |
0 | 2446 |
2447 // | |
2448 // String Operations | |
2449 // | |
2450 | |
2451 // Unicode Interface | |
2452 | |
4006 | 2453 DT_RETURN_MARK_DECL(NewString, jstring |
2454 , HOTSPOT_JNI_NEWSTRING_RETURN(_ret_ref)); | |
0 | 2455 |
2456 JNI_ENTRY(jstring, jni_NewString(JNIEnv *env, const jchar *unicodeChars, jsize len)) | |
2457 JNIWrapper("NewString"); | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
2458 HOTSPOT_JNI_NEWSTRING_ENTRY(env, (uint16_t *) unicodeChars, len); |
0 | 2459 jstring ret = NULL; |
2460 DT_RETURN_MARK(NewString, jstring, (const jstring&)ret); | |
2461 oop string=java_lang_String::create_oop_from_unicode((jchar*) unicodeChars, len, CHECK_NULL); | |
2462 ret = (jstring) JNIHandles::make_local(env, string); | |
2463 return ret; | |
2464 JNI_END | |
2465 | |
2466 | |
2467 JNI_QUICK_ENTRY(jsize, jni_GetStringLength(JNIEnv *env, jstring string)) | |
2468 JNIWrapper("GetStringLength"); | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
2469 HOTSPOT_JNI_GETSTRINGLENGTH_ENTRY(env, string); |
12819
f9be370a7d54
8025922: JNI access to Strings need to check if the value field is non-null
sla
parents:
12306
diff
changeset
|
2470 jsize ret = 0; |
f9be370a7d54
8025922: JNI access to Strings need to check if the value field is non-null
sla
parents:
12306
diff
changeset
|
2471 oop s = JNIHandles::resolve_non_null(string); |
f9be370a7d54
8025922: JNI access to Strings need to check if the value field is non-null
sla
parents:
12306
diff
changeset
|
2472 if (java_lang_String::value(s) != NULL) { |
f9be370a7d54
8025922: JNI access to Strings need to check if the value field is non-null
sla
parents:
12306
diff
changeset
|
2473 ret = java_lang_String::length(s); |
f9be370a7d54
8025922: JNI access to Strings need to check if the value field is non-null
sla
parents:
12306
diff
changeset
|
2474 } |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
2475 HOTSPOT_JNI_GETSTRINGLENGTH_RETURN(ret); |
0 | 2476 return ret; |
2477 JNI_END | |
2478 | |
2479 | |
2480 JNI_QUICK_ENTRY(const jchar*, jni_GetStringChars( | |
2481 JNIEnv *env, jstring string, jboolean *isCopy)) | |
2482 JNIWrapper("GetStringChars"); | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
2483 HOTSPOT_JNI_GETSTRINGCHARS_ENTRY(env, string, (uintptr_t *) isCopy); |
12819
f9be370a7d54
8025922: JNI access to Strings need to check if the value field is non-null
sla
parents:
12306
diff
changeset
|
2484 jchar* buf = NULL; |
0 | 2485 oop s = JNIHandles::resolve_non_null(string); |
2486 typeArrayOop s_value = java_lang_String::value(s); | |
12819
f9be370a7d54
8025922: JNI access to Strings need to check if the value field is non-null
sla
parents:
12306
diff
changeset
|
2487 if (s_value != NULL) { |
f9be370a7d54
8025922: JNI access to Strings need to check if the value field is non-null
sla
parents:
12306
diff
changeset
|
2488 int s_len = java_lang_String::length(s); |
f9be370a7d54
8025922: JNI access to Strings need to check if the value field is non-null
sla
parents:
12306
diff
changeset
|
2489 int s_offset = java_lang_String::offset(s); |
f9be370a7d54
8025922: JNI access to Strings need to check if the value field is non-null
sla
parents:
12306
diff
changeset
|
2490 buf = NEW_C_HEAP_ARRAY_RETURN_NULL(jchar, s_len + 1, mtInternal); // add one for zero termination |
f9be370a7d54
8025922: JNI access to Strings need to check if the value field is non-null
sla
parents:
12306
diff
changeset
|
2491 /* JNI Specification states return NULL on OOM */ |
f9be370a7d54
8025922: JNI access to Strings need to check if the value field is non-null
sla
parents:
12306
diff
changeset
|
2492 if (buf != NULL) { |
f9be370a7d54
8025922: JNI access to Strings need to check if the value field is non-null
sla
parents:
12306
diff
changeset
|
2493 if (s_len > 0) { |
f9be370a7d54
8025922: JNI access to Strings need to check if the value field is non-null
sla
parents:
12306
diff
changeset
|
2494 memcpy(buf, s_value->char_at_addr(s_offset), sizeof(jchar)*s_len); |
f9be370a7d54
8025922: JNI access to Strings need to check if the value field is non-null
sla
parents:
12306
diff
changeset
|
2495 } |
f9be370a7d54
8025922: JNI access to Strings need to check if the value field is non-null
sla
parents:
12306
diff
changeset
|
2496 buf[s_len] = 0; |
f9be370a7d54
8025922: JNI access to Strings need to check if the value field is non-null
sla
parents:
12306
diff
changeset
|
2497 //%note jni_5 |
f9be370a7d54
8025922: JNI access to Strings need to check if the value field is non-null
sla
parents:
12306
diff
changeset
|
2498 if (isCopy != NULL) { |
f9be370a7d54
8025922: JNI access to Strings need to check if the value field is non-null
sla
parents:
12306
diff
changeset
|
2499 *isCopy = JNI_TRUE; |
f9be370a7d54
8025922: JNI access to Strings need to check if the value field is non-null
sla
parents:
12306
diff
changeset
|
2500 } |
12109
faf2631b9334
8022683: JNI GetStringUTFChars should return NULL on allocation failure not abort the VM
dsimms
parents:
11092
diff
changeset
|
2501 } |
0 | 2502 } |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
2503 HOTSPOT_JNI_GETSTRINGCHARS_RETURN(buf); |
0 | 2504 return buf; |
2505 JNI_END | |
2506 | |
2507 | |
2508 JNI_QUICK_ENTRY(void, jni_ReleaseStringChars(JNIEnv *env, jstring str, const jchar *chars)) | |
2509 JNIWrapper("ReleaseStringChars"); | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
2510 HOTSPOT_JNI_RELEASESTRINGCHARS_ENTRY(env, str, (uint16_t *) chars); |
0 | 2511 //%note jni_6 |
2512 if (chars != NULL) { | |
2513 // Since String objects are supposed to be immutable, don't copy any | |
2514 // new data back. A bad user will have to go after the char array. | |
2515 FreeHeap((void*) chars); | |
2516 } | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
2517 HOTSPOT_JNI_RELEASESTRINGCHARS_RETURN(); |
0 | 2518 JNI_END |
2519 | |
2520 | |
2521 // UTF Interface | |
2522 | |
4006 | 2523 DT_RETURN_MARK_DECL(NewStringUTF, jstring |
2524 , HOTSPOT_JNI_NEWSTRINGUTF_RETURN(_ret_ref)); | |
0 | 2525 |
2526 JNI_ENTRY(jstring, jni_NewStringUTF(JNIEnv *env, const char *bytes)) | |
2527 JNIWrapper("NewStringUTF"); | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
2528 HOTSPOT_JNI_NEWSTRINGUTF_ENTRY(env, (char *) bytes); |
0 | 2529 jstring ret; |
2530 DT_RETURN_MARK(NewStringUTF, jstring, (const jstring&)ret); | |
2531 | |
2532 oop result = java_lang_String::create_oop_from_str((char*) bytes, CHECK_NULL); | |
2533 ret = (jstring) JNIHandles::make_local(env, result); | |
2534 return ret; | |
2535 JNI_END | |
2536 | |
2537 | |
2538 JNI_ENTRY(jsize, jni_GetStringUTFLength(JNIEnv *env, jstring string)) | |
2539 JNIWrapper("GetStringUTFLength"); | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
2540 HOTSPOT_JNI_GETSTRINGUTFLENGTH_ENTRY(env, string); |
12819
f9be370a7d54
8025922: JNI access to Strings need to check if the value field is non-null
sla
parents:
12306
diff
changeset
|
2541 jsize ret = 0; |
f9be370a7d54
8025922: JNI access to Strings need to check if the value field is non-null
sla
parents:
12306
diff
changeset
|
2542 oop java_string = JNIHandles::resolve_non_null(string); |
f9be370a7d54
8025922: JNI access to Strings need to check if the value field is non-null
sla
parents:
12306
diff
changeset
|
2543 if (java_lang_String::value(java_string) != NULL) { |
f9be370a7d54
8025922: JNI access to Strings need to check if the value field is non-null
sla
parents:
12306
diff
changeset
|
2544 ret = java_lang_String::utf8_length(java_string); |
f9be370a7d54
8025922: JNI access to Strings need to check if the value field is non-null
sla
parents:
12306
diff
changeset
|
2545 } |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
2546 HOTSPOT_JNI_GETSTRINGUTFLENGTH_RETURN(ret); |
0 | 2547 return ret; |
2548 JNI_END | |
2549 | |
2550 | |
2551 JNI_ENTRY(const char*, jni_GetStringUTFChars(JNIEnv *env, jstring string, jboolean *isCopy)) | |
2552 JNIWrapper("GetStringUTFChars"); | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
2553 HOTSPOT_JNI_GETSTRINGUTFCHARS_ENTRY(env, string, (uintptr_t *) isCopy); |
12819
f9be370a7d54
8025922: JNI access to Strings need to check if the value field is non-null
sla
parents:
12306
diff
changeset
|
2554 char* result = NULL; |
1989
017cd8bce8a8
6539281: -Xcheck:jni should validate char* argument to ReleaseStringUTFChars
sla
parents:
1980
diff
changeset
|
2555 oop java_string = JNIHandles::resolve_non_null(string); |
12819
f9be370a7d54
8025922: JNI access to Strings need to check if the value field is non-null
sla
parents:
12306
diff
changeset
|
2556 if (java_lang_String::value(java_string) != NULL) { |
f9be370a7d54
8025922: JNI access to Strings need to check if the value field is non-null
sla
parents:
12306
diff
changeset
|
2557 size_t length = java_lang_String::utf8_length(java_string); |
f9be370a7d54
8025922: JNI access to Strings need to check if the value field is non-null
sla
parents:
12306
diff
changeset
|
2558 /* JNI Specification states return NULL on OOM */ |
f9be370a7d54
8025922: JNI access to Strings need to check if the value field is non-null
sla
parents:
12306
diff
changeset
|
2559 result = AllocateHeap(length + 1, mtInternal, 0, AllocFailStrategy::RETURN_NULL); |
f9be370a7d54
8025922: JNI access to Strings need to check if the value field is non-null
sla
parents:
12306
diff
changeset
|
2560 if (result != NULL) { |
f9be370a7d54
8025922: JNI access to Strings need to check if the value field is non-null
sla
parents:
12306
diff
changeset
|
2561 java_lang_String::as_utf8_string(java_string, result, (int) length + 1); |
f9be370a7d54
8025922: JNI access to Strings need to check if the value field is non-null
sla
parents:
12306
diff
changeset
|
2562 if (isCopy != NULL) { |
f9be370a7d54
8025922: JNI access to Strings need to check if the value field is non-null
sla
parents:
12306
diff
changeset
|
2563 *isCopy = JNI_TRUE; |
f9be370a7d54
8025922: JNI access to Strings need to check if the value field is non-null
sla
parents:
12306
diff
changeset
|
2564 } |
12109
faf2631b9334
8022683: JNI GetStringUTFChars should return NULL on allocation failure not abort the VM
dsimms
parents:
11092
diff
changeset
|
2565 } |
faf2631b9334
8022683: JNI GetStringUTFChars should return NULL on allocation failure not abort the VM
dsimms
parents:
11092
diff
changeset
|
2566 } |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
2567 HOTSPOT_JNI_GETSTRINGUTFCHARS_RETURN(result); |
0 | 2568 return result; |
2569 JNI_END | |
2570 | |
2571 | |
2572 JNI_LEAF(void, jni_ReleaseStringUTFChars(JNIEnv *env, jstring str, const char *chars)) | |
2573 JNIWrapper("ReleaseStringUTFChars"); | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
2574 HOTSPOT_JNI_RELEASESTRINGUTFCHARS_ENTRY(env, str, (char *) chars); |
0 | 2575 if (chars != NULL) { |
2576 FreeHeap((char*) chars); | |
2577 } | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
2578 HOTSPOT_JNI_RELEASESTRINGUTFCHARS_RETURN(); |
0 | 2579 JNI_END |
2580 | |
2581 | |
2582 JNI_QUICK_ENTRY(jsize, jni_GetArrayLength(JNIEnv *env, jarray array)) | |
2583 JNIWrapper("GetArrayLength"); | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
2584 HOTSPOT_JNI_GETARRAYLENGTH_ENTRY(env, array); |
0 | 2585 arrayOop a = arrayOop(JNIHandles::resolve_non_null(array)); |
2586 assert(a->is_array(), "must be array"); | |
2587 jsize ret = a->length(); | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
2588 HOTSPOT_JNI_GETARRAYLENGTH_RETURN(ret); |
0 | 2589 return ret; |
2590 JNI_END | |
2591 | |
2592 | |
2593 // | |
2594 // Object Array Operations | |
2595 // | |
2596 | |
4006 | 2597 DT_RETURN_MARK_DECL(NewObjectArray, jobjectArray |
2598 , HOTSPOT_JNI_NEWOBJECTARRAY_RETURN(_ret_ref)); | |
0 | 2599 |
2600 JNI_ENTRY(jobjectArray, jni_NewObjectArray(JNIEnv *env, jsize length, jclass elementClass, jobject initialElement)) | |
2601 JNIWrapper("NewObjectArray"); | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
2602 HOTSPOT_JNI_NEWOBJECTARRAY_ENTRY(env, length, elementClass, initialElement); |
0 | 2603 jobjectArray ret = NULL; |
2604 DT_RETURN_MARK(NewObjectArray, jobjectArray, (const jobjectArray&)ret); | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
2605 KlassHandle ek(THREAD, java_lang_Class::as_Klass(JNIHandles::resolve_non_null(elementClass))); |
6983 | 2606 Klass* ako = ek()->array_klass(CHECK_NULL); |
0 | 2607 KlassHandle ak = KlassHandle(THREAD, ako); |
6831
d8ce2825b193
8000213: NPG: Should have renamed arrayKlass and typeArrayKlass
coleenp
parents:
6725
diff
changeset
|
2608 ObjArrayKlass::cast(ak())->initialize(CHECK_NULL); |
d8ce2825b193
8000213: NPG: Should have renamed arrayKlass and typeArrayKlass
coleenp
parents:
6725
diff
changeset
|
2609 objArrayOop result = ObjArrayKlass::cast(ak())->allocate(length, CHECK_NULL); |
0 | 2610 oop initial_value = JNIHandles::resolve(initialElement); |
2611 if (initial_value != NULL) { // array already initialized with NULL | |
2612 for (int index = 0; index < length; index++) { | |
2613 result->obj_at_put(index, initial_value); | |
2614 } | |
2615 } | |
2616 ret = (jobjectArray) JNIHandles::make_local(env, result); | |
2617 return ret; | |
2618 JNI_END | |
2619 | |
4006 | 2620 DT_RETURN_MARK_DECL(GetObjectArrayElement, jobject |
2621 , HOTSPOT_JNI_GETOBJECTARRAYELEMENT_RETURN(_ret_ref)); | |
0 | 2622 |
2623 JNI_ENTRY(jobject, jni_GetObjectArrayElement(JNIEnv *env, jobjectArray array, jsize index)) | |
2624 JNIWrapper("GetObjectArrayElement"); | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
2625 HOTSPOT_JNI_GETOBJECTARRAYELEMENT_ENTRY(env, array, index); |
0 | 2626 jobject ret = NULL; |
2627 DT_RETURN_MARK(GetObjectArrayElement, jobject, (const jobject&)ret); | |
2628 objArrayOop a = objArrayOop(JNIHandles::resolve_non_null(array)); | |
2629 if (a->is_within_bounds(index)) { | |
1034
08780c8a9f04
6893483: DTrace probe return values for a couple JNI methods are wrong
kamg
parents:
973
diff
changeset
|
2630 ret = JNIHandles::make_local(env, a->obj_at(index)); |
0 | 2631 return ret; |
2632 } else { | |
2633 char buf[jintAsStringSize]; | |
2634 sprintf(buf, "%d", index); | |
2635 THROW_MSG_0(vmSymbols::java_lang_ArrayIndexOutOfBoundsException(), buf); | |
2636 } | |
2637 JNI_END | |
2638 | |
4006 | 2639 DT_VOID_RETURN_MARK_DECL(SetObjectArrayElement |
2640 , HOTSPOT_JNI_SETOBJECTARRAYELEMENT_RETURN()); | |
0 | 2641 |
2642 JNI_ENTRY(void, jni_SetObjectArrayElement(JNIEnv *env, jobjectArray array, jsize index, jobject value)) | |
2643 JNIWrapper("SetObjectArrayElement"); | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
2644 HOTSPOT_JNI_SETOBJECTARRAYELEMENT_ENTRY(env, array, index, value); |
0 | 2645 DT_VOID_RETURN_MARK(SetObjectArrayElement); |
2646 | |
2647 objArrayOop a = objArrayOop(JNIHandles::resolve_non_null(array)); | |
2648 oop v = JNIHandles::resolve(value); | |
2649 if (a->is_within_bounds(index)) { | |
6831
d8ce2825b193
8000213: NPG: Should have renamed arrayKlass and typeArrayKlass
coleenp
parents:
6725
diff
changeset
|
2650 if (v == NULL || v->is_a(ObjArrayKlass::cast(a->klass())->element_klass())) { |
0 | 2651 a->obj_at_put(index, v); |
2652 } else { | |
2653 THROW(vmSymbols::java_lang_ArrayStoreException()); | |
2654 } | |
2655 } else { | |
2656 char buf[jintAsStringSize]; | |
2657 sprintf(buf, "%d", index); | |
2658 THROW_MSG(vmSymbols::java_lang_ArrayIndexOutOfBoundsException(), buf); | |
2659 } | |
2660 JNI_END | |
2661 | |
2662 | |
4006 | 2663 |
2664 #define DEFINE_NEWSCALARARRAY(Return,Allocator,Result \ | |
2665 ,EntryProbe,ReturnProbe) \ | |
2666 \ | |
2667 DT_RETURN_MARK_DECL(New##Result##Array, Return \ | |
2668 , ReturnProbe); \ | |
2669 \ | |
2670 JNI_ENTRY(Return, \ | |
2671 jni_New##Result##Array(JNIEnv *env, jsize len)) \ | |
2672 JNIWrapper("New" XSTR(Result) "Array"); \ | |
2673 EntryProbe; \ | |
2674 Return ret = NULL;\ | |
2675 DT_RETURN_MARK(New##Result##Array, Return, (const Return&)ret);\ | |
2676 \ | |
2677 oop obj= oopFactory::Allocator(len, CHECK_0); \ | |
2678 ret = (Return) JNIHandles::make_local(env, obj); \ | |
2679 return ret;\ | |
2680 JNI_END | |
2681 | |
2682 DEFINE_NEWSCALARARRAY(jbooleanArray, new_boolArray, Boolean, | |
2683 HOTSPOT_JNI_NEWBOOLEANARRAY_ENTRY(env, len), | |
2684 HOTSPOT_JNI_NEWBOOLEANARRAY_RETURN(_ret_ref)) | |
2685 DEFINE_NEWSCALARARRAY(jbyteArray, new_byteArray, Byte, | |
2686 HOTSPOT_JNI_NEWBYTEARRAY_ENTRY(env, len), | |
2687 HOTSPOT_JNI_NEWBYTEARRAY_RETURN(_ret_ref)) | |
2688 DEFINE_NEWSCALARARRAY(jshortArray, new_shortArray, Short, | |
2689 HOTSPOT_JNI_NEWSHORTARRAY_ENTRY(env, len), | |
2690 HOTSPOT_JNI_NEWSHORTARRAY_RETURN(_ret_ref)) | |
2691 DEFINE_NEWSCALARARRAY(jcharArray, new_charArray, Char, | |
2692 HOTSPOT_JNI_NEWCHARARRAY_ENTRY(env, len), | |
2693 HOTSPOT_JNI_NEWCHARARRAY_RETURN(_ret_ref)) | |
2694 DEFINE_NEWSCALARARRAY(jintArray, new_intArray, Int, | |
2695 HOTSPOT_JNI_NEWINTARRAY_ENTRY(env, len), | |
2696 HOTSPOT_JNI_NEWINTARRAY_RETURN(_ret_ref)) | |
2697 DEFINE_NEWSCALARARRAY(jlongArray, new_longArray, Long, | |
2698 HOTSPOT_JNI_NEWLONGARRAY_ENTRY(env, len), | |
2699 HOTSPOT_JNI_NEWLONGARRAY_RETURN(_ret_ref)) | |
2700 DEFINE_NEWSCALARARRAY(jfloatArray, new_singleArray, Float, | |
2701 HOTSPOT_JNI_NEWFLOATARRAY_ENTRY(env, len), | |
2702 HOTSPOT_JNI_NEWFLOATARRAY_RETURN(_ret_ref)) | |
2703 DEFINE_NEWSCALARARRAY(jdoubleArray, new_doubleArray, Double, | |
2704 HOTSPOT_JNI_NEWDOUBLEARRAY_ENTRY(env, len), | |
2705 HOTSPOT_JNI_NEWDOUBLEARRAY_RETURN(_ret_ref)) | |
0 | 2706 |
2707 // Return an address which will fault if the caller writes to it. | |
2708 | |
2709 static char* get_bad_address() { | |
2710 static char* bad_address = NULL; | |
2711 if (bad_address == NULL) { | |
2712 size_t size = os::vm_allocation_granularity(); | |
2713 bad_address = os::reserve_memory(size); | |
2714 if (bad_address != NULL) { | |
477
24fda36852ce
6727377: VM stack guard pages on Windows should PAGE_READWRITE not PAGE_EXECUTE_READWRITE
coleenp
parents:
237
diff
changeset
|
2715 os::protect_memory(bad_address, size, os::MEM_PROT_READ, |
24fda36852ce
6727377: VM stack guard pages on Windows should PAGE_READWRITE not PAGE_EXECUTE_READWRITE
coleenp
parents:
237
diff
changeset
|
2716 /*is_committed*/false); |
0 | 2717 } |
2718 } | |
2719 return bad_address; | |
2720 } | |
2721 | |
2722 | |
4006 | 2723 |
2724 #define DEFINE_GETSCALARARRAYELEMENTS(ElementTag,ElementType,Result, Tag \ | |
2725 , EntryProbe, ReturnProbe) \ | |
2726 \ | |
2727 JNI_QUICK_ENTRY(ElementType*, \ | |
2728 jni_Get##Result##ArrayElements(JNIEnv *env, ElementType##Array array, jboolean *isCopy)) \ | |
2729 JNIWrapper("Get" XSTR(Result) "ArrayElements"); \ | |
2730 EntryProbe; \ | |
2731 /* allocate an chunk of memory in c land */ \ | |
2732 typeArrayOop a = typeArrayOop(JNIHandles::resolve_non_null(array)); \ | |
2733 ElementType* result; \ | |
2734 int len = a->length(); \ | |
2735 if (len == 0) { \ | |
2736 /* Empty array: legal but useless, can't return NULL. \ | |
2737 * Return a pointer to something useless. \ | |
2738 * Avoid asserts in typeArrayOop. */ \ | |
2739 result = (ElementType*)get_bad_address(); \ | |
2740 } else { \ | |
12109
faf2631b9334
8022683: JNI GetStringUTFChars should return NULL on allocation failure not abort the VM
dsimms
parents:
11092
diff
changeset
|
2741 /* JNI Specification states return NULL on OOM */ \ |
faf2631b9334
8022683: JNI GetStringUTFChars should return NULL on allocation failure not abort the VM
dsimms
parents:
11092
diff
changeset
|
2742 result = NEW_C_HEAP_ARRAY_RETURN_NULL(ElementType, len, mtInternal); \ |
faf2631b9334
8022683: JNI GetStringUTFChars should return NULL on allocation failure not abort the VM
dsimms
parents:
11092
diff
changeset
|
2743 if (result != NULL) { \ |
faf2631b9334
8022683: JNI GetStringUTFChars should return NULL on allocation failure not abort the VM
dsimms
parents:
11092
diff
changeset
|
2744 /* copy the array to the c chunk */ \ |
faf2631b9334
8022683: JNI GetStringUTFChars should return NULL on allocation failure not abort the VM
dsimms
parents:
11092
diff
changeset
|
2745 memcpy(result, a->Tag##_at_addr(0), sizeof(ElementType)*len); \ |
faf2631b9334
8022683: JNI GetStringUTFChars should return NULL on allocation failure not abort the VM
dsimms
parents:
11092
diff
changeset
|
2746 if (isCopy) { \ |
faf2631b9334
8022683: JNI GetStringUTFChars should return NULL on allocation failure not abort the VM
dsimms
parents:
11092
diff
changeset
|
2747 *isCopy = JNI_TRUE; \ |
faf2631b9334
8022683: JNI GetStringUTFChars should return NULL on allocation failure not abort the VM
dsimms
parents:
11092
diff
changeset
|
2748 } \ |
faf2631b9334
8022683: JNI GetStringUTFChars should return NULL on allocation failure not abort the VM
dsimms
parents:
11092
diff
changeset
|
2749 } \ |
4006 | 2750 } \ |
2751 ReturnProbe; \ | |
2752 return result; \ | |
2753 JNI_END | |
2754 | |
2755 DEFINE_GETSCALARARRAYELEMENTS(T_BOOLEAN, jboolean, Boolean, bool | |
2756 , HOTSPOT_JNI_GETBOOLEANARRAYELEMENTS_ENTRY(env, array, (uintptr_t *) isCopy), | |
2757 HOTSPOT_JNI_GETBOOLEANARRAYELEMENTS_RETURN((uintptr_t*)result)) | |
2758 DEFINE_GETSCALARARRAYELEMENTS(T_BYTE, jbyte, Byte, byte | |
2759 , HOTSPOT_JNI_GETBYTEARRAYELEMENTS_ENTRY(env, array, (uintptr_t *) isCopy), | |
2760 HOTSPOT_JNI_GETBYTEARRAYELEMENTS_RETURN((char*)result)) | |
2761 DEFINE_GETSCALARARRAYELEMENTS(T_SHORT, jshort, Short, short | |
2762 , HOTSPOT_JNI_GETSHORTARRAYELEMENTS_ENTRY(env, (uint16_t*) array, (uintptr_t *) isCopy), | |
2763 HOTSPOT_JNI_GETSHORTARRAYELEMENTS_RETURN((uint16_t*)result)) | |
2764 DEFINE_GETSCALARARRAYELEMENTS(T_CHAR, jchar, Char, char | |
2765 , HOTSPOT_JNI_GETCHARARRAYELEMENTS_ENTRY(env, (uint16_t*) array, (uintptr_t *) isCopy), | |
2766 HOTSPOT_JNI_GETCHARARRAYELEMENTS_RETURN(result)) | |
2767 DEFINE_GETSCALARARRAYELEMENTS(T_INT, jint, Int, int | |
2768 , HOTSPOT_JNI_GETINTARRAYELEMENTS_ENTRY(env, array, (uintptr_t *) isCopy), | |
2769 HOTSPOT_JNI_GETINTARRAYELEMENTS_RETURN((uint32_t*)result)) | |
2770 DEFINE_GETSCALARARRAYELEMENTS(T_LONG, jlong, Long, long | |
2771 , HOTSPOT_JNI_GETLONGARRAYELEMENTS_ENTRY(env, array, (uintptr_t *) isCopy), | |
2772 HOTSPOT_JNI_GETLONGARRAYELEMENTS_RETURN(((uintptr_t*)result))) | |
2773 // Float and double probes don't return value because dtrace doesn't currently support it | |
2774 DEFINE_GETSCALARARRAYELEMENTS(T_FLOAT, jfloat, Float, float | |
2775 , HOTSPOT_JNI_GETFLOATARRAYELEMENTS_ENTRY(env, array, (uintptr_t *) isCopy), | |
2776 HOTSPOT_JNI_GETFLOATARRAYELEMENTS_RETURN(result)) | |
2777 DEFINE_GETSCALARARRAYELEMENTS(T_DOUBLE, jdouble, Double, double | |
2778 , HOTSPOT_JNI_GETDOUBLEARRAYELEMENTS_ENTRY(env, array, (uintptr_t *) isCopy), | |
2779 HOTSPOT_JNI_GETDOUBLEARRAYELEMENTS_RETURN(result)) | |
14380 | 2780 |
4006 | 2781 |
2782 #define DEFINE_RELEASESCALARARRAYELEMENTS(ElementTag,ElementType,Result,Tag \ | |
2783 , EntryProbe, ReturnProbe);\ | |
2784 \ | |
2785 JNI_QUICK_ENTRY(void, \ | |
2786 jni_Release##Result##ArrayElements(JNIEnv *env, ElementType##Array array, \ | |
2787 ElementType *buf, jint mode)) \ | |
2788 JNIWrapper("Release" XSTR(Result) "ArrayElements"); \ | |
2789 EntryProbe; \ | |
2790 typeArrayOop a = typeArrayOop(JNIHandles::resolve_non_null(array)); \ | |
2791 int len = a->length(); \ | |
2792 if (len != 0) { /* Empty array: nothing to free or copy. */ \ | |
2793 if ((mode == 0) || (mode == JNI_COMMIT)) { \ | |
2794 memcpy(a->Tag##_at_addr(0), buf, sizeof(ElementType)*len); \ | |
2795 } \ | |
2796 if ((mode == 0) || (mode == JNI_ABORT)) { \ | |
2797 FreeHeap(buf); \ | |
2798 } \ | |
2799 } \ | |
2800 ReturnProbe; \ | |
2801 JNI_END | |
2802 | |
2803 DEFINE_RELEASESCALARARRAYELEMENTS(T_BOOLEAN, jboolean, Boolean, bool | |
2804 , HOTSPOT_JNI_RELEASEBOOLEANARRAYELEMENTS_ENTRY(env, array, (uintptr_t *) buf, mode), | |
2805 HOTSPOT_JNI_RELEASEBOOLEANARRAYELEMENTS_RETURN()) | |
2806 DEFINE_RELEASESCALARARRAYELEMENTS(T_BYTE, jbyte, Byte, byte | |
2807 , HOTSPOT_JNI_RELEASEBYTEARRAYELEMENTS_ENTRY(env, array, (char *) buf, mode), | |
2808 HOTSPOT_JNI_RELEASEBYTEARRAYELEMENTS_RETURN()) | |
2809 DEFINE_RELEASESCALARARRAYELEMENTS(T_SHORT, jshort, Short, short | |
2810 , HOTSPOT_JNI_RELEASESHORTARRAYELEMENTS_ENTRY(env, array, (uint16_t *) buf, mode), | |
2811 HOTSPOT_JNI_RELEASESHORTARRAYELEMENTS_RETURN()) | |
2812 DEFINE_RELEASESCALARARRAYELEMENTS(T_CHAR, jchar, Char, char | |
2813 , HOTSPOT_JNI_RELEASECHARARRAYELEMENTS_ENTRY(env, array, (uint16_t *) buf, mode), | |
2814 HOTSPOT_JNI_RELEASECHARARRAYELEMENTS_RETURN()) | |
2815 DEFINE_RELEASESCALARARRAYELEMENTS(T_INT, jint, Int, int | |
2816 , HOTSPOT_JNI_RELEASEINTARRAYELEMENTS_ENTRY(env, array, (uint32_t *) buf, mode), | |
2817 HOTSPOT_JNI_RELEASEINTARRAYELEMENTS_RETURN()) | |
2818 DEFINE_RELEASESCALARARRAYELEMENTS(T_LONG, jlong, Long, long | |
2819 , HOTSPOT_JNI_RELEASELONGARRAYELEMENTS_ENTRY(env, array, (uintptr_t *) buf, mode), | |
2820 HOTSPOT_JNI_RELEASELONGARRAYELEMENTS_RETURN()) | |
2821 DEFINE_RELEASESCALARARRAYELEMENTS(T_FLOAT, jfloat, Float, float | |
2822 , HOTSPOT_JNI_RELEASEFLOATARRAYELEMENTS_ENTRY(env, array, (float *) buf, mode), | |
2823 HOTSPOT_JNI_RELEASEFLOATARRAYELEMENTS_RETURN()) | |
2824 DEFINE_RELEASESCALARARRAYELEMENTS(T_DOUBLE, jdouble, Double, double | |
2825 , HOTSPOT_JNI_RELEASEDOUBLEARRAYELEMENTS_ENTRY(env, array, (double *) buf, mode), | |
2826 HOTSPOT_JNI_RELEASEDOUBLEARRAYELEMENTS_RETURN()) | |
14380 | 2827 |
4006 | 2828 |
2829 #define DEFINE_GETSCALARARRAYREGION(ElementTag,ElementType,Result, Tag \ | |
2830 , EntryProbe, ReturnProbe); \ | |
2831 DT_VOID_RETURN_MARK_DECL(Get##Result##ArrayRegion \ | |
2832 , ReturnProbe); \ | |
2833 \ | |
2834 JNI_ENTRY(void, \ | |
2835 jni_Get##Result##ArrayRegion(JNIEnv *env, ElementType##Array array, jsize start, \ | |
2836 jsize len, ElementType *buf)) \ | |
2837 JNIWrapper("Get" XSTR(Result) "ArrayRegion"); \ | |
2838 EntryProbe; \ | |
2839 DT_VOID_RETURN_MARK(Get##Result##ArrayRegion); \ | |
2840 typeArrayOop src = typeArrayOop(JNIHandles::resolve_non_null(array)); \ | |
2841 if (start < 0 || len < 0 || ((unsigned int)start + (unsigned int)len > (unsigned int)src->length())) { \ | |
2842 THROW(vmSymbols::java_lang_ArrayIndexOutOfBoundsException()); \ | |
2843 } else { \ | |
2844 if (len > 0) { \ | |
6831
d8ce2825b193
8000213: NPG: Should have renamed arrayKlass and typeArrayKlass
coleenp
parents:
6725
diff
changeset
|
2845 int sc = TypeArrayKlass::cast(src->klass())->log2_element_size(); \ |
4006 | 2846 memcpy((u_char*) buf, \ |
2847 (u_char*) src->Tag##_at_addr(start), \ | |
2848 len << sc); \ | |
2849 } \ | |
2850 } \ | |
2851 JNI_END | |
2852 | |
2853 DEFINE_GETSCALARARRAYREGION(T_BOOLEAN, jboolean,Boolean, bool | |
2854 , HOTSPOT_JNI_GETBOOLEANARRAYREGION_ENTRY(env, array, start, len, (uintptr_t *) buf), | |
2855 HOTSPOT_JNI_GETBOOLEANARRAYREGION_RETURN()); | |
2856 DEFINE_GETSCALARARRAYREGION(T_BYTE, jbyte, Byte, byte | |
2857 , HOTSPOT_JNI_GETBYTEARRAYREGION_ENTRY(env, array, start, len, (char *) buf), | |
2858 HOTSPOT_JNI_GETBYTEARRAYREGION_RETURN()); | |
2859 DEFINE_GETSCALARARRAYREGION(T_SHORT, jshort, Short, short | |
2860 , HOTSPOT_JNI_GETSHORTARRAYREGION_ENTRY(env, array, start, len, (uint16_t *) buf), | |
2861 HOTSPOT_JNI_GETSHORTARRAYREGION_RETURN()); | |
2862 DEFINE_GETSCALARARRAYREGION(T_CHAR, jchar, Char, char | |
2863 , HOTSPOT_JNI_GETCHARARRAYREGION_ENTRY(env, array, start, len, (uint16_t*) buf), | |
2864 HOTSPOT_JNI_GETCHARARRAYREGION_RETURN()); | |
2865 DEFINE_GETSCALARARRAYREGION(T_INT, jint, Int, int | |
2866 , HOTSPOT_JNI_GETINTARRAYREGION_ENTRY(env, array, start, len, (uint32_t*) buf), | |
2867 HOTSPOT_JNI_GETINTARRAYREGION_RETURN()); | |
2868 DEFINE_GETSCALARARRAYREGION(T_LONG, jlong, Long, long | |
2869 , HOTSPOT_JNI_GETLONGARRAYREGION_ENTRY(env, array, start, len, (uintptr_t *) buf), | |
2870 HOTSPOT_JNI_GETLONGARRAYREGION_RETURN()); | |
2871 DEFINE_GETSCALARARRAYREGION(T_FLOAT, jfloat, Float, float | |
2872 , HOTSPOT_JNI_GETFLOATARRAYREGION_ENTRY(env, array, start, len, (float *) buf), | |
2873 HOTSPOT_JNI_GETFLOATARRAYREGION_RETURN()); | |
2874 DEFINE_GETSCALARARRAYREGION(T_DOUBLE, jdouble, Double, double | |
2875 , HOTSPOT_JNI_GETDOUBLEARRAYREGION_ENTRY(env, array, start, len, (double *) buf), | |
2876 HOTSPOT_JNI_GETDOUBLEARRAYREGION_RETURN()); | |
14380 | 2877 |
4006 | 2878 |
2879 #define DEFINE_SETSCALARARRAYREGION(ElementTag,ElementType,Result, Tag \ | |
2880 , EntryProbe, ReturnProbe); \ | |
2881 DT_VOID_RETURN_MARK_DECL(Set##Result##ArrayRegion \ | |
2882 ,ReturnProbe); \ | |
2883 \ | |
2884 JNI_ENTRY(void, \ | |
2885 jni_Set##Result##ArrayRegion(JNIEnv *env, ElementType##Array array, jsize start, \ | |
2886 jsize len, const ElementType *buf)) \ | |
2887 JNIWrapper("Set" XSTR(Result) "ArrayRegion"); \ | |
2888 EntryProbe; \ | |
2889 DT_VOID_RETURN_MARK(Set##Result##ArrayRegion); \ | |
2890 typeArrayOop dst = typeArrayOop(JNIHandles::resolve_non_null(array)); \ | |
2891 if (start < 0 || len < 0 || ((unsigned int)start + (unsigned int)len > (unsigned int)dst->length())) { \ | |
2892 THROW(vmSymbols::java_lang_ArrayIndexOutOfBoundsException()); \ | |
2893 } else { \ | |
2894 if (len > 0) { \ | |
6831
d8ce2825b193
8000213: NPG: Should have renamed arrayKlass and typeArrayKlass
coleenp
parents:
6725
diff
changeset
|
2895 int sc = TypeArrayKlass::cast(dst->klass())->log2_element_size(); \ |
4006 | 2896 memcpy((u_char*) dst->Tag##_at_addr(start), \ |
2897 (u_char*) buf, \ | |
2898 len << sc); \ | |
2899 } \ | |
2900 } \ | |
2901 JNI_END | |
2902 | |
2903 DEFINE_SETSCALARARRAYREGION(T_BOOLEAN, jboolean, Boolean, bool | |
2904 , HOTSPOT_JNI_SETBOOLEANARRAYREGION_ENTRY(env, array, start, len, (uintptr_t *)buf), | |
2905 HOTSPOT_JNI_SETBOOLEANARRAYREGION_RETURN()) | |
2906 DEFINE_SETSCALARARRAYREGION(T_BYTE, jbyte, Byte, byte | |
2907 , HOTSPOT_JNI_SETBYTEARRAYREGION_ENTRY(env, array, start, len, (char *) buf), | |
2908 HOTSPOT_JNI_SETBYTEARRAYREGION_RETURN()) | |
2909 DEFINE_SETSCALARARRAYREGION(T_SHORT, jshort, Short, short | |
2910 , HOTSPOT_JNI_SETSHORTARRAYREGION_ENTRY(env, array, start, len, (uint16_t *) buf), | |
2911 HOTSPOT_JNI_SETSHORTARRAYREGION_RETURN()) | |
2912 DEFINE_SETSCALARARRAYREGION(T_CHAR, jchar, Char, char | |
2913 , HOTSPOT_JNI_SETCHARARRAYREGION_ENTRY(env, array, start, len, (uint16_t *) buf), | |
2914 HOTSPOT_JNI_SETCHARARRAYREGION_RETURN()) | |
2915 DEFINE_SETSCALARARRAYREGION(T_INT, jint, Int, int | |
2916 , HOTSPOT_JNI_SETINTARRAYREGION_ENTRY(env, array, start, len, (uint32_t *) buf), | |
2917 HOTSPOT_JNI_SETINTARRAYREGION_RETURN()) | |
2918 DEFINE_SETSCALARARRAYREGION(T_LONG, jlong, Long, long | |
2919 , HOTSPOT_JNI_SETLONGARRAYREGION_ENTRY(env, array, start, len, (uintptr_t *) buf), | |
2920 HOTSPOT_JNI_SETLONGARRAYREGION_RETURN()) | |
2921 DEFINE_SETSCALARARRAYREGION(T_FLOAT, jfloat, Float, float | |
2922 , HOTSPOT_JNI_SETFLOATARRAYREGION_ENTRY(env, array, start, len, (float *) buf), | |
2923 HOTSPOT_JNI_SETFLOATARRAYREGION_RETURN()) | |
2924 DEFINE_SETSCALARARRAYREGION(T_DOUBLE, jdouble, Double, double | |
2925 , HOTSPOT_JNI_SETDOUBLEARRAYREGION_ENTRY(env, array, start, len, (double *) buf), | |
2926 HOTSPOT_JNI_SETDOUBLEARRAYREGION_RETURN()) | |
2927 | |
0 | 2928 |
2929 // | |
2930 // Interception of natives | |
2931 // | |
2932 | |
2933 // The RegisterNatives call being attempted tried to register with a method that | |
2934 // is not native. Ask JVM TI what prefixes have been specified. Then check | |
2935 // to see if the native method is now wrapped with the prefixes. See the | |
2936 // SetNativeMethodPrefix(es) functions in the JVM TI Spec for details. | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
2937 static Method* find_prefixed_native(KlassHandle k, |
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
2938 Symbol* name, Symbol* signature, TRAPS) { |
6854
fb19af007ffc
7189254: Change makefiles for more flexibility to override defaults
jprovino
parents:
6725
diff
changeset
|
2939 #if INCLUDE_JVMTI |
0 | 2940 ResourceMark rm(THREAD); |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
2941 Method* method; |
0 | 2942 int name_len = name->utf8_length(); |
2943 char* name_str = name->as_utf8(); | |
2944 int prefix_count; | |
2945 char** prefixes = JvmtiExport::get_all_native_method_prefixes(&prefix_count); | |
2946 for (int i = 0; i < prefix_count; i++) { | |
2947 char* prefix = prefixes[i]; | |
2948 int prefix_len = (int)strlen(prefix); | |
2949 | |
2950 // try adding this prefix to the method name and see if it matches another method name | |
2951 int trial_len = name_len + prefix_len; | |
2952 char* trial_name_str = NEW_RESOURCE_ARRAY(char, trial_len + 1); | |
2953 strcpy(trial_name_str, prefix); | |
2954 strcat(trial_name_str, name_str); | |
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
2955 TempNewSymbol trial_name = SymbolTable::probe(trial_name_str, trial_len); |
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
2956 if (trial_name == NULL) { |
0 | 2957 continue; // no such symbol, so this prefix wasn't used, try the next prefix |
2958 } | |
6983 | 2959 method = k()->lookup_method(trial_name, signature); |
0 | 2960 if (method == NULL) { |
2961 continue; // signature doesn't match, try the next prefix | |
2962 } | |
2963 if (method->is_native()) { | |
2964 method->set_is_prefixed_native(); | |
2965 return method; // wahoo, we found a prefixed version of the method, return it | |
2966 } | |
2967 // found as non-native, so prefix is good, add it, probably just need more prefixes | |
2968 name_len = trial_len; | |
2969 name_str = trial_name_str; | |
2970 } | |
6854
fb19af007ffc
7189254: Change makefiles for more flexibility to override defaults
jprovino
parents:
6725
diff
changeset
|
2971 #endif // INCLUDE_JVMTI |
0 | 2972 return NULL; // not found |
2973 } | |
2974 | |
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
2975 static bool register_native(KlassHandle k, Symbol* name, Symbol* signature, address entry, TRAPS) { |
6983 | 2976 Method* method = k()->lookup_method(name, signature); |
0 | 2977 if (method == NULL) { |
2978 ResourceMark rm; | |
2979 stringStream st; | |
2980 st.print("Method %s name or signature does not match", | |
6983 | 2981 Method::name_and_sig_as_C_string(k(), name, signature)); |
0 | 2982 THROW_MSG_(vmSymbols::java_lang_NoSuchMethodError(), st.as_string(), false); |
2983 } | |
2984 if (!method->is_native()) { | |
2985 // trying to register to a non-native method, see if a JVM TI agent has added prefix(es) | |
2986 method = find_prefixed_native(k, name, signature, THREAD); | |
2987 if (method == NULL) { | |
2988 ResourceMark rm; | |
2989 stringStream st; | |
2990 st.print("Method %s is not declared as native", | |
6983 | 2991 Method::name_and_sig_as_C_string(k(), name, signature)); |
0 | 2992 THROW_MSG_(vmSymbols::java_lang_NoSuchMethodError(), st.as_string(), false); |
2993 } | |
2994 } | |
2995 | |
2996 if (entry != NULL) { | |
2997 method->set_native_function(entry, | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
2998 Method::native_bind_event_is_interesting); |
0 | 2999 } else { |
3000 method->clear_native_function(); | |
3001 } | |
3002 if (PrintJNIResolving) { | |
3003 ResourceMark rm(THREAD); | |
3004 tty->print_cr("[Registering JNI native method %s.%s]", | |
6940
18fb7da42534
8000725: NPG: method_holder() and pool_holder() and pool_holder field should be InstanceKlass
coleenp
parents:
6856
diff
changeset
|
3005 method->method_holder()->external_name(), |
0 | 3006 method->name()->as_C_string()); |
3007 } | |
3008 return true; | |
3009 } | |
3010 | |
4006 | 3011 DT_RETURN_MARK_DECL(RegisterNatives, jint |
3012 , HOTSPOT_JNI_REGISTERNATIVES_RETURN(_ret_ref)); | |
0 | 3013 |
3014 JNI_ENTRY(jint, jni_RegisterNatives(JNIEnv *env, jclass clazz, | |
3015 const JNINativeMethod *methods, | |
3016 jint nMethods)) | |
3017 JNIWrapper("RegisterNatives"); | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
3018 HOTSPOT_JNI_REGISTERNATIVES_ENTRY(env, clazz, (void *) methods, nMethods); |
0 | 3019 jint ret = 0; |
3020 DT_RETURN_MARK(RegisterNatives, jint, (const jint&)ret); | |
3021 | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
3022 KlassHandle h_k(thread, java_lang_Class::as_Klass(JNIHandles::resolve_non_null(clazz))); |
0 | 3023 |
3024 for (int index = 0; index < nMethods; index++) { | |
3025 const char* meth_name = methods[index].name; | |
3026 const char* meth_sig = methods[index].signature; | |
3027 int meth_name_len = (int)strlen(meth_name); | |
3028 | |
3029 // The class should have been loaded (we have an instance of the class | |
3030 // passed in) so the method and signature should already be in the symbol | |
3031 // table. If they're not there, the method doesn't exist. | |
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
3032 TempNewSymbol name = SymbolTable::probe(meth_name, meth_name_len); |
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
3033 TempNewSymbol signature = SymbolTable::probe(meth_sig, (int)strlen(meth_sig)); |
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
3034 |
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
3035 if (name == NULL || signature == NULL) { |
0 | 3036 ResourceMark rm; |
3037 stringStream st; | |
6983 | 3038 st.print("Method %s.%s%s not found", h_k()->external_name(), meth_name, meth_sig); |
0 | 3039 // Must return negative value on failure |
3040 THROW_MSG_(vmSymbols::java_lang_NoSuchMethodError(), st.as_string(), -1); | |
3041 } | |
3042 | |
3043 bool res = register_native(h_k, name, signature, | |
3044 (address) methods[index].fnPtr, THREAD); | |
3045 if (!res) { | |
3046 ret = -1; | |
3047 break; | |
3048 } | |
3049 } | |
3050 return ret; | |
3051 JNI_END | |
3052 | |
3053 | |
3054 JNI_ENTRY(jint, jni_UnregisterNatives(JNIEnv *env, jclass clazz)) | |
3055 JNIWrapper("UnregisterNatives"); | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
3056 HOTSPOT_JNI_UNREGISTERNATIVES_ENTRY(env, clazz); |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
3057 Klass* k = java_lang_Class::as_Klass(JNIHandles::resolve_non_null(clazz)); |
0 | 3058 //%note jni_2 |
6983 | 3059 if (k->oop_is_instance()) { |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
3060 for (int index = 0; index < InstanceKlass::cast(k)->methods()->length(); index++) { |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
3061 Method* m = InstanceKlass::cast(k)->methods()->at(index); |
0 | 3062 if (m->is_native()) { |
3063 m->clear_native_function(); | |
3064 m->set_signature_handler(NULL); | |
3065 } | |
3066 } | |
3067 } | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
3068 HOTSPOT_JNI_UNREGISTERNATIVES_RETURN(0); |
0 | 3069 return 0; |
3070 JNI_END | |
3071 | |
3072 // | |
3073 // Monitor functions | |
3074 // | |
3075 | |
4006 | 3076 DT_RETURN_MARK_DECL(MonitorEnter, jint |
3077 , HOTSPOT_JNI_MONITORENTER_RETURN(_ret_ref)); | |
0 | 3078 |
3079 JNI_ENTRY(jint, jni_MonitorEnter(JNIEnv *env, jobject jobj)) | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
3080 HOTSPOT_JNI_MONITORENTER_ENTRY(env, jobj); |
0 | 3081 jint ret = JNI_ERR; |
3082 DT_RETURN_MARK(MonitorEnter, jint, (const jint&)ret); | |
3083 | |
3084 // If the object is null, we can't do anything with it | |
3085 if (jobj == NULL) { | |
3086 THROW_(vmSymbols::java_lang_NullPointerException(), JNI_ERR); | |
3087 } | |
3088 | |
3089 Handle obj(thread, JNIHandles::resolve_non_null(jobj)); | |
3090 ObjectSynchronizer::jni_enter(obj, CHECK_(JNI_ERR)); | |
3091 ret = JNI_OK; | |
3092 return ret; | |
3093 JNI_END | |
3094 | |
4006 | 3095 DT_RETURN_MARK_DECL(MonitorExit, jint |
3096 , HOTSPOT_JNI_MONITOREXIT_RETURN(_ret_ref)); | |
0 | 3097 |
3098 JNI_ENTRY(jint, jni_MonitorExit(JNIEnv *env, jobject jobj)) | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
3099 HOTSPOT_JNI_MONITOREXIT_ENTRY(env, jobj); |
0 | 3100 jint ret = JNI_ERR; |
3101 DT_RETURN_MARK(MonitorExit, jint, (const jint&)ret); | |
3102 | |
3103 // Don't do anything with a null object | |
3104 if (jobj == NULL) { | |
3105 THROW_(vmSymbols::java_lang_NullPointerException(), JNI_ERR); | |
3106 } | |
3107 | |
3108 Handle obj(THREAD, JNIHandles::resolve_non_null(jobj)); | |
3109 ObjectSynchronizer::jni_exit(obj(), CHECK_(JNI_ERR)); | |
3110 | |
3111 ret = JNI_OK; | |
3112 return ret; | |
3113 JNI_END | |
3114 | |
3115 // | |
3116 // Extensions | |
3117 // | |
3118 | |
4006 | 3119 DT_VOID_RETURN_MARK_DECL(GetStringRegion |
3120 , HOTSPOT_JNI_GETSTRINGREGION_RETURN()); | |
0 | 3121 |
3122 JNI_ENTRY(void, jni_GetStringRegion(JNIEnv *env, jstring string, jsize start, jsize len, jchar *buf)) | |
3123 JNIWrapper("GetStringRegion"); | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
3124 HOTSPOT_JNI_GETSTRINGREGION_ENTRY(env, string, start, len, buf); |
0 | 3125 DT_VOID_RETURN_MARK(GetStringRegion); |
3126 oop s = JNIHandles::resolve_non_null(string); | |
3127 int s_len = java_lang_String::length(s); | |
3128 if (start < 0 || len < 0 || start + len > s_len) { | |
3129 THROW(vmSymbols::java_lang_StringIndexOutOfBoundsException()); | |
3130 } else { | |
3131 if (len > 0) { | |
3132 int s_offset = java_lang_String::offset(s); | |
3133 typeArrayOop s_value = java_lang_String::value(s); | |
3134 memcpy(buf, s_value->char_at_addr(s_offset+start), sizeof(jchar)*len); | |
3135 } | |
3136 } | |
3137 JNI_END | |
3138 | |
4006 | 3139 DT_VOID_RETURN_MARK_DECL(GetStringUTFRegion |
3140 , HOTSPOT_JNI_GETSTRINGUTFREGION_RETURN()); | |
0 | 3141 |
3142 JNI_ENTRY(void, jni_GetStringUTFRegion(JNIEnv *env, jstring string, jsize start, jsize len, char *buf)) | |
3143 JNIWrapper("GetStringUTFRegion"); | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
3144 HOTSPOT_JNI_GETSTRINGUTFREGION_ENTRY(env, string, start, len, buf); |
0 | 3145 DT_VOID_RETURN_MARK(GetStringUTFRegion); |
3146 oop s = JNIHandles::resolve_non_null(string); | |
3147 int s_len = java_lang_String::length(s); | |
3148 if (start < 0 || len < 0 || start + len > s_len) { | |
3149 THROW(vmSymbols::java_lang_StringIndexOutOfBoundsException()); | |
3150 } else { | |
3151 //%note jni_7 | |
3152 if (len > 0) { | |
3153 ResourceMark rm(THREAD); | |
3154 char *utf_region = java_lang_String::as_utf8_string(s, start, len); | |
3155 int utf_len = (int)strlen(utf_region); | |
3156 memcpy(buf, utf_region, utf_len); | |
3157 buf[utf_len] = 0; | |
3158 } else { | |
3159 // JDK null-terminates the buffer even in len is zero | |
3160 if (buf != NULL) { | |
3161 buf[0] = 0; | |
3162 } | |
3163 } | |
3164 } | |
3165 JNI_END | |
3166 | |
3167 | |
3168 JNI_ENTRY(void*, jni_GetPrimitiveArrayCritical(JNIEnv *env, jarray array, jboolean *isCopy)) | |
3169 JNIWrapper("GetPrimitiveArrayCritical"); | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
3170 HOTSPOT_JNI_GETPRIMITIVEARRAYCRITICAL_ENTRY(env, array, (uintptr_t *) isCopy); |
0 | 3171 GC_locker::lock_critical(thread); |
3172 if (isCopy != NULL) { | |
3173 *isCopy = JNI_FALSE; | |
3174 } | |
3175 oop a = JNIHandles::resolve_non_null(array); | |
3176 assert(a->is_array(), "just checking"); | |
3177 BasicType type; | |
3178 if (a->is_objArray()) { | |
3179 type = T_OBJECT; | |
3180 } else { | |
6831
d8ce2825b193
8000213: NPG: Should have renamed arrayKlass and typeArrayKlass
coleenp
parents:
6725
diff
changeset
|
3181 type = TypeArrayKlass::cast(a->klass())->element_type(); |
0 | 3182 } |
3183 void* ret = arrayOop(a)->base(type); | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
3184 HOTSPOT_JNI_GETPRIMITIVEARRAYCRITICAL_RETURN(ret); |
0 | 3185 return ret; |
3186 JNI_END | |
3187 | |
3188 | |
3189 JNI_ENTRY(void, jni_ReleasePrimitiveArrayCritical(JNIEnv *env, jarray array, void *carray, jint mode)) | |
3190 JNIWrapper("ReleasePrimitiveArrayCritical"); | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
3191 HOTSPOT_JNI_RELEASEPRIMITIVEARRAYCRITICAL_ENTRY(env, array, carray, mode); |
0 | 3192 // The array, carray and mode arguments are ignored |
3193 GC_locker::unlock_critical(thread); | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
3194 HOTSPOT_JNI_RELEASEPRIMITIVEARRAYCRITICAL_RETURN(); |
0 | 3195 JNI_END |
3196 | |
3197 | |
3198 JNI_ENTRY(const jchar*, jni_GetStringCritical(JNIEnv *env, jstring string, jboolean *isCopy)) | |
3199 JNIWrapper("GetStringCritical"); | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
3200 HOTSPOT_JNI_GETSTRINGCRITICAL_ENTRY(env, string, (uintptr_t *) isCopy); |
0 | 3201 GC_locker::lock_critical(thread); |
3202 if (isCopy != NULL) { | |
3203 *isCopy = JNI_FALSE; | |
3204 } | |
3205 oop s = JNIHandles::resolve_non_null(string); | |
3206 int s_len = java_lang_String::length(s); | |
3207 typeArrayOop s_value = java_lang_String::value(s); | |
3208 int s_offset = java_lang_String::offset(s); | |
3209 const jchar* ret; | |
3210 if (s_len > 0) { | |
3211 ret = s_value->char_at_addr(s_offset); | |
3212 } else { | |
3213 ret = (jchar*) s_value->base(T_CHAR); | |
3214 } | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
3215 HOTSPOT_JNI_GETSTRINGCRITICAL_RETURN((uint16_t *) ret); |
0 | 3216 return ret; |
3217 JNI_END | |
3218 | |
3219 | |
3220 JNI_ENTRY(void, jni_ReleaseStringCritical(JNIEnv *env, jstring str, const jchar *chars)) | |
3221 JNIWrapper("ReleaseStringCritical"); | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
3222 HOTSPOT_JNI_RELEASESTRINGCRITICAL_ENTRY(env, str, (uint16_t *) chars); |
0 | 3223 // The str and chars arguments are ignored |
3224 GC_locker::unlock_critical(thread); | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
3225 HOTSPOT_JNI_RELEASESTRINGCRITICAL_RETURN(); |
0 | 3226 JNI_END |
3227 | |
3228 | |
3229 JNI_ENTRY(jweak, jni_NewWeakGlobalRef(JNIEnv *env, jobject ref)) | |
3230 JNIWrapper("jni_NewWeakGlobalRef"); | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
3231 HOTSPOT_JNI_NEWWEAKGLOBALREF_ENTRY(env, ref); |
0 | 3232 Handle ref_handle(thread, JNIHandles::resolve(ref)); |
3233 jweak ret = JNIHandles::make_weak_global(ref_handle); | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
3234 HOTSPOT_JNI_NEWWEAKGLOBALREF_RETURN(ret); |
0 | 3235 return ret; |
3236 JNI_END | |
3237 | |
3238 // Must be JNI_ENTRY (with HandleMark) | |
3239 JNI_ENTRY(void, jni_DeleteWeakGlobalRef(JNIEnv *env, jweak ref)) | |
3240 JNIWrapper("jni_DeleteWeakGlobalRef"); | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
3241 HOTSPOT_JNI_DELETEWEAKGLOBALREF_ENTRY(env, ref); |
0 | 3242 JNIHandles::destroy_weak_global(ref); |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
3243 HOTSPOT_JNI_DELETEWEAKGLOBALREF_RETURN(); |
0 | 3244 JNI_END |
3245 | |
3246 | |
3247 JNI_QUICK_ENTRY(jboolean, jni_ExceptionCheck(JNIEnv *env)) | |
3248 JNIWrapper("jni_ExceptionCheck"); | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
3249 HOTSPOT_JNI_EXCEPTIONCHECK_ENTRY(env); |
0 | 3250 jni_check_async_exceptions(thread); |
3251 jboolean ret = (thread->has_pending_exception()) ? JNI_TRUE : JNI_FALSE; | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
3252 HOTSPOT_JNI_EXCEPTIONCHECK_RETURN(ret); |
0 | 3253 return ret; |
3254 JNI_END | |
3255 | |
3256 | |
3257 // Initialization state for three routines below relating to | |
3258 // java.nio.DirectBuffers | |
3259 static jint directBufferSupportInitializeStarted = 0; | |
3260 static volatile jint directBufferSupportInitializeEnded = 0; | |
3261 static volatile jint directBufferSupportInitializeFailed = 0; | |
3262 static jclass bufferClass = NULL; | |
3263 static jclass directBufferClass = NULL; | |
3264 static jclass directByteBufferClass = NULL; | |
3265 static jmethodID directByteBufferConstructor = NULL; | |
3266 static jfieldID directBufferAddressField = NULL; | |
3267 static jfieldID bufferCapacityField = NULL; | |
3268 | |
3269 static jclass lookupOne(JNIEnv* env, const char* name, TRAPS) { | |
3270 Handle loader; // null (bootstrap) loader | |
3271 Handle protection_domain; // null protection domain | |
3272 | |
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
3273 TempNewSymbol sym = SymbolTable::new_symbol(name, CHECK_NULL); |
657
715dceaa89b7
6603316: Improve instrumentation for classes loaded at startup
acorn
parents:
579
diff
changeset
|
3274 jclass result = find_class_from_class_loader(env, sym, true, loader, protection_domain, true, CHECK_NULL); |
715dceaa89b7
6603316: Improve instrumentation for classes loaded at startup
acorn
parents:
579
diff
changeset
|
3275 |
715dceaa89b7
6603316: Improve instrumentation for classes loaded at startup
acorn
parents:
579
diff
changeset
|
3276 if (TraceClassResolution && result != NULL) { |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6197
diff
changeset
|
3277 trace_class_resolution(java_lang_Class::as_Klass(JNIHandles::resolve_non_null(result))); |
657
715dceaa89b7
6603316: Improve instrumentation for classes loaded at startup
acorn
parents:
579
diff
changeset
|
3278 } |
715dceaa89b7
6603316: Improve instrumentation for classes loaded at startup
acorn
parents:
579
diff
changeset
|
3279 return result; |
0 | 3280 } |
3281 | |
3282 // These lookups are done with the NULL (bootstrap) ClassLoader to | |
3283 // circumvent any security checks that would be done by jni_FindClass. | |
3284 JNI_ENTRY(bool, lookupDirectBufferClasses(JNIEnv* env)) | |
3285 { | |
3286 if ((bufferClass = lookupOne(env, "java/nio/Buffer", thread)) == NULL) { return false; } | |
3287 if ((directBufferClass = lookupOne(env, "sun/nio/ch/DirectBuffer", thread)) == NULL) { return false; } | |
3288 if ((directByteBufferClass = lookupOne(env, "java/nio/DirectByteBuffer", thread)) == NULL) { return false; } | |
3289 return true; | |
3290 } | |
3291 JNI_END | |
3292 | |
3293 | |
3294 static bool initializeDirectBufferSupport(JNIEnv* env, JavaThread* thread) { | |
3295 if (directBufferSupportInitializeFailed) { | |
3296 return false; | |
3297 } | |
3298 | |
3299 if (Atomic::cmpxchg(1, &directBufferSupportInitializeStarted, 0) == 0) { | |
3300 if (!lookupDirectBufferClasses(env)) { | |
3301 directBufferSupportInitializeFailed = 1; | |
3302 return false; | |
3303 } | |
3304 | |
3305 // Make global references for these | |
3306 bufferClass = (jclass) env->NewGlobalRef(bufferClass); | |
3307 directBufferClass = (jclass) env->NewGlobalRef(directBufferClass); | |
3308 directByteBufferClass = (jclass) env->NewGlobalRef(directByteBufferClass); | |
3309 | |
3310 // Get needed field and method IDs | |
3311 directByteBufferConstructor = env->GetMethodID(directByteBufferClass, "<init>", "(JI)V"); | |
14370
4f6bf7dd3f52
8028785: [parfait] warnings from b116 for hotspot.src.share.vm.prims: JNI exception pending
ccheung
parents:
14320
diff
changeset
|
3312 if (env->ExceptionCheck()) { |
4f6bf7dd3f52
8028785: [parfait] warnings from b116 for hotspot.src.share.vm.prims: JNI exception pending
ccheung
parents:
14320
diff
changeset
|
3313 env->ExceptionClear(); |
4f6bf7dd3f52
8028785: [parfait] warnings from b116 for hotspot.src.share.vm.prims: JNI exception pending
ccheung
parents:
14320
diff
changeset
|
3314 directBufferSupportInitializeFailed = 1; |
4f6bf7dd3f52
8028785: [parfait] warnings from b116 for hotspot.src.share.vm.prims: JNI exception pending
ccheung
parents:
14320
diff
changeset
|
3315 return false; |
4f6bf7dd3f52
8028785: [parfait] warnings from b116 for hotspot.src.share.vm.prims: JNI exception pending
ccheung
parents:
14320
diff
changeset
|
3316 } |
0 | 3317 directBufferAddressField = env->GetFieldID(bufferClass, "address", "J"); |
14370
4f6bf7dd3f52
8028785: [parfait] warnings from b116 for hotspot.src.share.vm.prims: JNI exception pending
ccheung
parents:
14320
diff
changeset
|
3318 if (env->ExceptionCheck()) { |
4f6bf7dd3f52
8028785: [parfait] warnings from b116 for hotspot.src.share.vm.prims: JNI exception pending
ccheung
parents:
14320
diff
changeset
|
3319 env->ExceptionClear(); |
4f6bf7dd3f52
8028785: [parfait] warnings from b116 for hotspot.src.share.vm.prims: JNI exception pending
ccheung
parents:
14320
diff
changeset
|
3320 directBufferSupportInitializeFailed = 1; |
4f6bf7dd3f52
8028785: [parfait] warnings from b116 for hotspot.src.share.vm.prims: JNI exception pending
ccheung
parents:
14320
diff
changeset
|
3321 return false; |
4f6bf7dd3f52
8028785: [parfait] warnings from b116 for hotspot.src.share.vm.prims: JNI exception pending
ccheung
parents:
14320
diff
changeset
|
3322 } |
0 | 3323 bufferCapacityField = env->GetFieldID(bufferClass, "capacity", "I"); |
14370
4f6bf7dd3f52
8028785: [parfait] warnings from b116 for hotspot.src.share.vm.prims: JNI exception pending
ccheung
parents:
14320
diff
changeset
|
3324 if (env->ExceptionCheck()) { |
4f6bf7dd3f52
8028785: [parfait] warnings from b116 for hotspot.src.share.vm.prims: JNI exception pending
ccheung
parents:
14320
diff
changeset
|
3325 env->ExceptionClear(); |
4f6bf7dd3f52
8028785: [parfait] warnings from b116 for hotspot.src.share.vm.prims: JNI exception pending
ccheung
parents:
14320
diff
changeset
|
3326 directBufferSupportInitializeFailed = 1; |
4f6bf7dd3f52
8028785: [parfait] warnings from b116 for hotspot.src.share.vm.prims: JNI exception pending
ccheung
parents:
14320
diff
changeset
|
3327 return false; |
4f6bf7dd3f52
8028785: [parfait] warnings from b116 for hotspot.src.share.vm.prims: JNI exception pending
ccheung
parents:
14320
diff
changeset
|
3328 } |
0 | 3329 |
3330 if ((directByteBufferConstructor == NULL) || | |
3331 (directBufferAddressField == NULL) || | |
3332 (bufferCapacityField == NULL)) { | |
3333 directBufferSupportInitializeFailed = 1; | |
3334 return false; | |
3335 } | |
3336 | |
3337 directBufferSupportInitializeEnded = 1; | |
3338 } else { | |
3339 while (!directBufferSupportInitializeEnded && !directBufferSupportInitializeFailed) { | |
521
4db4e58c16bd
6791815: Fix for 6471657 can cause deadlock on non-Solaris platforms when initializing direct buffer support
xlu
parents:
477
diff
changeset
|
3340 // Set state as yield_all can call os:sleep. On Solaris, yield_all calls |
4db4e58c16bd
6791815: Fix for 6471657 can cause deadlock on non-Solaris platforms when initializing direct buffer support
xlu
parents:
477
diff
changeset
|
3341 // os::sleep which requires the VM state transition. On other platforms, it |
4db4e58c16bd
6791815: Fix for 6471657 can cause deadlock on non-Solaris platforms when initializing direct buffer support
xlu
parents:
477
diff
changeset
|
3342 // is not necessary. The following call to change the VM state is purposely |
4db4e58c16bd
6791815: Fix for 6471657 can cause deadlock on non-Solaris platforms when initializing direct buffer support
xlu
parents:
477
diff
changeset
|
3343 // put inside the loop to avoid potential deadlock when multiple threads |
4db4e58c16bd
6791815: Fix for 6471657 can cause deadlock on non-Solaris platforms when initializing direct buffer support
xlu
parents:
477
diff
changeset
|
3344 // try to call this method. See 6791815 for more details. |
4db4e58c16bd
6791815: Fix for 6471657 can cause deadlock on non-Solaris platforms when initializing direct buffer support
xlu
parents:
477
diff
changeset
|
3345 ThreadInVMfromNative tivn(thread); |
0 | 3346 os::yield_all(); |
3347 } | |
3348 } | |
3349 | |
3350 return !directBufferSupportInitializeFailed; | |
3351 } | |
3352 | |
3353 extern "C" jobject JNICALL jni_NewDirectByteBuffer(JNIEnv *env, void* address, jlong capacity) | |
3354 { | |
3355 // thread_from_jni_environment() will block if VM is gone. | |
3356 JavaThread* thread = JavaThread::thread_from_jni_environment(env); | |
3357 | |
3358 JNIWrapper("jni_NewDirectByteBuffer"); | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
3359 HOTSPOT_JNI_NEWDIRECTBYTEBUFFER_ENTRY(env, address, capacity); |
0 | 3360 |
3361 if (!directBufferSupportInitializeEnded) { | |
3362 if (!initializeDirectBufferSupport(env, thread)) { | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
3363 HOTSPOT_JNI_NEWDIRECTBYTEBUFFER_RETURN(NULL); |
0 | 3364 return NULL; |
3365 } | |
3366 } | |
3367 | |
3368 // Being paranoid about accidental sign extension on address | |
3369 jlong addr = (jlong) ((uintptr_t) address); | |
3370 // NOTE that package-private DirectByteBuffer constructor currently | |
3371 // takes int capacity | |
3372 jint cap = (jint) capacity; | |
3373 jobject ret = env->NewObject(directByteBufferClass, directByteBufferConstructor, addr, cap); | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
3374 HOTSPOT_JNI_NEWDIRECTBYTEBUFFER_RETURN(ret); |
0 | 3375 return ret; |
3376 } | |
3377 | |
4006 | 3378 DT_RETURN_MARK_DECL(GetDirectBufferAddress, void* |
3379 , HOTSPOT_JNI_GETDIRECTBUFFERADDRESS_RETURN((void*) _ret_ref)); | |
0 | 3380 |
3381 extern "C" void* JNICALL jni_GetDirectBufferAddress(JNIEnv *env, jobject buf) | |
3382 { | |
3383 // thread_from_jni_environment() will block if VM is gone. | |
3384 JavaThread* thread = JavaThread::thread_from_jni_environment(env); | |
3385 | |
3386 JNIWrapper("jni_GetDirectBufferAddress"); | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
3387 HOTSPOT_JNI_GETDIRECTBUFFERADDRESS_ENTRY(env, buf); |
0 | 3388 void* ret = NULL; |
3389 DT_RETURN_MARK(GetDirectBufferAddress, void*, (const void*&)ret); | |
3390 | |
3391 if (!directBufferSupportInitializeEnded) { | |
3392 if (!initializeDirectBufferSupport(env, thread)) { | |
3393 return 0; | |
3394 } | |
3395 } | |
3396 | |
3397 if ((buf != NULL) && (!env->IsInstanceOf(buf, directBufferClass))) { | |
3398 return 0; | |
3399 } | |
3400 | |
3401 ret = (void*)(intptr_t)env->GetLongField(buf, directBufferAddressField); | |
3402 return ret; | |
3403 } | |
3404 | |
4006 | 3405 DT_RETURN_MARK_DECL(GetDirectBufferCapacity, jlong |
3406 , HOTSPOT_JNI_GETDIRECTBUFFERCAPACITY_RETURN(_ret_ref)); | |
0 | 3407 |
3408 extern "C" jlong JNICALL jni_GetDirectBufferCapacity(JNIEnv *env, jobject buf) | |
3409 { | |
3410 // thread_from_jni_environment() will block if VM is gone. | |
3411 JavaThread* thread = JavaThread::thread_from_jni_environment(env); | |
3412 | |
3413 JNIWrapper("jni_GetDirectBufferCapacity"); | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
3414 HOTSPOT_JNI_GETDIRECTBUFFERCAPACITY_ENTRY(env, buf); |
0 | 3415 jlong ret = -1; |
3416 DT_RETURN_MARK(GetDirectBufferCapacity, jlong, (const jlong&)ret); | |
3417 | |
3418 if (!directBufferSupportInitializeEnded) { | |
3419 if (!initializeDirectBufferSupport(env, thread)) { | |
3420 ret = 0; | |
3421 return ret; | |
3422 } | |
3423 } | |
3424 | |
3425 if (buf == NULL) { | |
3426 return -1; | |
3427 } | |
3428 | |
3429 if (!env->IsInstanceOf(buf, directBufferClass)) { | |
3430 return -1; | |
3431 } | |
3432 | |
3433 // NOTE that capacity is currently an int in the implementation | |
3434 ret = env->GetIntField(buf, bufferCapacityField); | |
3435 return ret; | |
3436 } | |
3437 | |
3438 | |
3439 JNI_LEAF(jint, jni_GetVersion(JNIEnv *env)) | |
3440 JNIWrapper("GetVersion"); | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
3441 HOTSPOT_JNI_GETVERSION_ENTRY(env); |
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
3442 HOTSPOT_JNI_GETVERSION_RETURN(CurrentVersion); |
0 | 3443 return CurrentVersion; |
3444 JNI_END | |
3445 | |
3446 extern struct JavaVM_ main_vm; | |
3447 | |
3448 JNI_LEAF(jint, jni_GetJavaVM(JNIEnv *env, JavaVM **vm)) | |
3449 JNIWrapper("jni_GetJavaVM"); | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
3450 HOTSPOT_JNI_GETJAVAVM_ENTRY(env, (void **) vm); |
0 | 3451 *vm = (JavaVM *)(&main_vm); |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
3452 HOTSPOT_JNI_GETJAVAVM_RETURN(JNI_OK); |
0 | 3453 return JNI_OK; |
3454 JNI_END | |
3455 | |
3456 // Structure containing all jni functions | |
3457 struct JNINativeInterface_ jni_NativeInterface = { | |
3458 NULL, | |
3459 NULL, | |
3460 NULL, | |
3461 | |
3462 NULL, | |
3463 | |
3464 jni_GetVersion, | |
3465 | |
3466 jni_DefineClass, | |
3467 jni_FindClass, | |
3468 | |
3469 jni_FromReflectedMethod, | |
3470 jni_FromReflectedField, | |
3471 | |
3472 jni_ToReflectedMethod, | |
3473 | |
3474 jni_GetSuperclass, | |
3475 jni_IsAssignableFrom, | |
3476 | |
3477 jni_ToReflectedField, | |
3478 | |
3479 jni_Throw, | |
3480 jni_ThrowNew, | |
3481 jni_ExceptionOccurred, | |
3482 jni_ExceptionDescribe, | |
3483 jni_ExceptionClear, | |
3484 jni_FatalError, | |
3485 | |
3486 jni_PushLocalFrame, | |
3487 jni_PopLocalFrame, | |
3488 | |
3489 jni_NewGlobalRef, | |
3490 jni_DeleteGlobalRef, | |
3491 jni_DeleteLocalRef, | |
3492 jni_IsSameObject, | |
3493 | |
3494 jni_NewLocalRef, | |
3495 jni_EnsureLocalCapacity, | |
3496 | |
3497 jni_AllocObject, | |
3498 jni_NewObject, | |
3499 jni_NewObjectV, | |
3500 jni_NewObjectA, | |
3501 | |
3502 jni_GetObjectClass, | |
3503 jni_IsInstanceOf, | |
3504 | |
3505 jni_GetMethodID, | |
3506 | |
3507 jni_CallObjectMethod, | |
3508 jni_CallObjectMethodV, | |
3509 jni_CallObjectMethodA, | |
3510 jni_CallBooleanMethod, | |
3511 jni_CallBooleanMethodV, | |
3512 jni_CallBooleanMethodA, | |
3513 jni_CallByteMethod, | |
3514 jni_CallByteMethodV, | |
3515 jni_CallByteMethodA, | |
3516 jni_CallCharMethod, | |
3517 jni_CallCharMethodV, | |
3518 jni_CallCharMethodA, | |
3519 jni_CallShortMethod, | |
3520 jni_CallShortMethodV, | |
3521 jni_CallShortMethodA, | |
3522 jni_CallIntMethod, | |
3523 jni_CallIntMethodV, | |
3524 jni_CallIntMethodA, | |
3525 jni_CallLongMethod, | |
3526 jni_CallLongMethodV, | |
3527 jni_CallLongMethodA, | |
3528 jni_CallFloatMethod, | |
3529 jni_CallFloatMethodV, | |
3530 jni_CallFloatMethodA, | |
3531 jni_CallDoubleMethod, | |
3532 jni_CallDoubleMethodV, | |
3533 jni_CallDoubleMethodA, | |
3534 jni_CallVoidMethod, | |
3535 jni_CallVoidMethodV, | |
3536 jni_CallVoidMethodA, | |
3537 | |
3538 jni_CallNonvirtualObjectMethod, | |
3539 jni_CallNonvirtualObjectMethodV, | |
3540 jni_CallNonvirtualObjectMethodA, | |
3541 jni_CallNonvirtualBooleanMethod, | |
3542 jni_CallNonvirtualBooleanMethodV, | |
3543 jni_CallNonvirtualBooleanMethodA, | |
3544 jni_CallNonvirtualByteMethod, | |
3545 jni_CallNonvirtualByteMethodV, | |
3546 jni_CallNonvirtualByteMethodA, | |
3547 jni_CallNonvirtualCharMethod, | |
3548 jni_CallNonvirtualCharMethodV, | |
3549 jni_CallNonvirtualCharMethodA, | |
3550 jni_CallNonvirtualShortMethod, | |
3551 jni_CallNonvirtualShortMethodV, | |
3552 jni_CallNonvirtualShortMethodA, | |
3553 jni_CallNonvirtualIntMethod, | |
3554 jni_CallNonvirtualIntMethodV, | |
3555 jni_CallNonvirtualIntMethodA, | |
3556 jni_CallNonvirtualLongMethod, | |
3557 jni_CallNonvirtualLongMethodV, | |
3558 jni_CallNonvirtualLongMethodA, | |
3559 jni_CallNonvirtualFloatMethod, | |
3560 jni_CallNonvirtualFloatMethodV, | |
3561 jni_CallNonvirtualFloatMethodA, | |
3562 jni_CallNonvirtualDoubleMethod, | |
3563 jni_CallNonvirtualDoubleMethodV, | |
3564 jni_CallNonvirtualDoubleMethodA, | |
3565 jni_CallNonvirtualVoidMethod, | |
3566 jni_CallNonvirtualVoidMethodV, | |
3567 jni_CallNonvirtualVoidMethodA, | |
3568 | |
3569 jni_GetFieldID, | |
3570 | |
3571 jni_GetObjectField, | |
3572 jni_GetBooleanField, | |
3573 jni_GetByteField, | |
3574 jni_GetCharField, | |
3575 jni_GetShortField, | |
3576 jni_GetIntField, | |
3577 jni_GetLongField, | |
3578 jni_GetFloatField, | |
3579 jni_GetDoubleField, | |
3580 | |
3581 jni_SetObjectField, | |
3582 jni_SetBooleanField, | |
3583 jni_SetByteField, | |
3584 jni_SetCharField, | |
3585 jni_SetShortField, | |
3586 jni_SetIntField, | |
3587 jni_SetLongField, | |
3588 jni_SetFloatField, | |
3589 jni_SetDoubleField, | |
3590 | |
3591 jni_GetStaticMethodID, | |
3592 | |
3593 jni_CallStaticObjectMethod, | |
3594 jni_CallStaticObjectMethodV, | |
3595 jni_CallStaticObjectMethodA, | |
3596 jni_CallStaticBooleanMethod, | |
3597 jni_CallStaticBooleanMethodV, | |
3598 jni_CallStaticBooleanMethodA, | |
3599 jni_CallStaticByteMethod, | |
3600 jni_CallStaticByteMethodV, | |
3601 jni_CallStaticByteMethodA, | |
3602 jni_CallStaticCharMethod, | |
3603 jni_CallStaticCharMethodV, | |
3604 jni_CallStaticCharMethodA, | |
3605 jni_CallStaticShortMethod, | |
3606 jni_CallStaticShortMethodV, | |
3607 jni_CallStaticShortMethodA, | |
3608 jni_CallStaticIntMethod, | |
3609 jni_CallStaticIntMethodV, | |
3610 jni_CallStaticIntMethodA, | |
3611 jni_CallStaticLongMethod, | |
3612 jni_CallStaticLongMethodV, | |
3613 jni_CallStaticLongMethodA, | |
3614 jni_CallStaticFloatMethod, | |
3615 jni_CallStaticFloatMethodV, | |
3616 jni_CallStaticFloatMethodA, | |
3617 jni_CallStaticDoubleMethod, | |
3618 jni_CallStaticDoubleMethodV, | |
3619 jni_CallStaticDoubleMethodA, | |
3620 jni_CallStaticVoidMethod, | |
3621 jni_CallStaticVoidMethodV, | |
3622 jni_CallStaticVoidMethodA, | |
3623 | |
3624 jni_GetStaticFieldID, | |
3625 | |
3626 jni_GetStaticObjectField, | |
3627 jni_GetStaticBooleanField, | |
3628 jni_GetStaticByteField, | |
3629 jni_GetStaticCharField, | |
3630 jni_GetStaticShortField, | |
3631 jni_GetStaticIntField, | |
3632 jni_GetStaticLongField, | |
3633 jni_GetStaticFloatField, | |
3634 jni_GetStaticDoubleField, | |
3635 | |
3636 jni_SetStaticObjectField, | |
3637 jni_SetStaticBooleanField, | |
3638 jni_SetStaticByteField, | |
3639 jni_SetStaticCharField, | |
3640 jni_SetStaticShortField, | |
3641 jni_SetStaticIntField, | |
3642 jni_SetStaticLongField, | |
3643 jni_SetStaticFloatField, | |
3644 jni_SetStaticDoubleField, | |
3645 | |
3646 jni_NewString, | |
3647 jni_GetStringLength, | |
3648 jni_GetStringChars, | |
3649 jni_ReleaseStringChars, | |
3650 | |
3651 jni_NewStringUTF, | |
3652 jni_GetStringUTFLength, | |
3653 jni_GetStringUTFChars, | |
3654 jni_ReleaseStringUTFChars, | |
3655 | |
3656 jni_GetArrayLength, | |
3657 | |
3658 jni_NewObjectArray, | |
3659 jni_GetObjectArrayElement, | |
3660 jni_SetObjectArrayElement, | |
3661 | |
3662 jni_NewBooleanArray, | |
3663 jni_NewByteArray, | |
3664 jni_NewCharArray, | |
3665 jni_NewShortArray, | |
3666 jni_NewIntArray, | |
3667 jni_NewLongArray, | |
3668 jni_NewFloatArray, | |
3669 jni_NewDoubleArray, | |
3670 | |
3671 jni_GetBooleanArrayElements, | |
3672 jni_GetByteArrayElements, | |
3673 jni_GetCharArrayElements, | |
3674 jni_GetShortArrayElements, | |
3675 jni_GetIntArrayElements, | |
3676 jni_GetLongArrayElements, | |
3677 jni_GetFloatArrayElements, | |
3678 jni_GetDoubleArrayElements, | |
3679 | |
3680 jni_ReleaseBooleanArrayElements, | |
3681 jni_ReleaseByteArrayElements, | |
3682 jni_ReleaseCharArrayElements, | |
3683 jni_ReleaseShortArrayElements, | |
3684 jni_ReleaseIntArrayElements, | |
3685 jni_ReleaseLongArrayElements, | |
3686 jni_ReleaseFloatArrayElements, | |
3687 jni_ReleaseDoubleArrayElements, | |
3688 | |
3689 jni_GetBooleanArrayRegion, | |
3690 jni_GetByteArrayRegion, | |
3691 jni_GetCharArrayRegion, | |
3692 jni_GetShortArrayRegion, | |
3693 jni_GetIntArrayRegion, | |
3694 jni_GetLongArrayRegion, | |
3695 jni_GetFloatArrayRegion, | |
3696 jni_GetDoubleArrayRegion, | |
3697 | |
3698 jni_SetBooleanArrayRegion, | |
3699 jni_SetByteArrayRegion, | |
3700 jni_SetCharArrayRegion, | |
3701 jni_SetShortArrayRegion, | |
3702 jni_SetIntArrayRegion, | |
3703 jni_SetLongArrayRegion, | |
3704 jni_SetFloatArrayRegion, | |
3705 jni_SetDoubleArrayRegion, | |
3706 | |
3707 jni_RegisterNatives, | |
3708 jni_UnregisterNatives, | |
3709 | |
3710 jni_MonitorEnter, | |
3711 jni_MonitorExit, | |
3712 | |
3713 jni_GetJavaVM, | |
3714 | |
3715 jni_GetStringRegion, | |
3716 jni_GetStringUTFRegion, | |
3717 | |
3718 jni_GetPrimitiveArrayCritical, | |
3719 jni_ReleasePrimitiveArrayCritical, | |
3720 | |
3721 jni_GetStringCritical, | |
3722 jni_ReleaseStringCritical, | |
3723 | |
3724 jni_NewWeakGlobalRef, | |
3725 jni_DeleteWeakGlobalRef, | |
3726 | |
3727 jni_ExceptionCheck, | |
3728 | |
3729 jni_NewDirectByteBuffer, | |
3730 jni_GetDirectBufferAddress, | |
3731 jni_GetDirectBufferCapacity, | |
3732 | |
3733 // New 1_6 features | |
3734 | |
3735 jni_GetObjectRefType | |
3736 }; | |
3737 | |
3738 | |
3739 // For jvmti use to modify jni function table. | |
3740 // Java threads in native contiues to run until it is transitioned | |
3741 // to VM at safepoint. Before the transition or before it is blocked | |
3742 // for safepoint it may access jni function table. VM could crash if | |
3743 // any java thread access the jni function table in the middle of memcpy. | |
3744 // To avoid this each function pointers are copied automically. | |
3745 void copy_jni_function_table(const struct JNINativeInterface_ *new_jni_NativeInterface) { | |
3746 assert(SafepointSynchronize::is_at_safepoint(), "must be at safepoint"); | |
3747 intptr_t *a = (intptr_t *) jni_functions(); | |
3748 intptr_t *b = (intptr_t *) new_jni_NativeInterface; | |
3749 for (uint i=0; i < sizeof(struct JNINativeInterface_)/sizeof(void *); i++) { | |
3750 Atomic::store_ptr(*b++, a++); | |
3751 } | |
3752 } | |
3753 | |
3754 void quicken_jni_functions() { | |
3755 // Replace Get<Primitive>Field with fast versions | |
3756 if (UseFastJNIAccessors && !JvmtiExport::can_post_field_access() | |
3757 && !VerifyJNIFields && !TraceJNICalls && !CountJNICalls && !CheckJNICalls | |
3758 #if defined(_WINDOWS) && defined(IA32) && defined(COMPILER2) | |
3759 // windows x86 currently needs SEH wrapper and the gain of the fast | |
3760 // versions currently isn't certain for server vm on uniprocessor. | |
3761 && os::is_MP() | |
3762 #endif | |
3763 ) { | |
3764 address func; | |
3765 func = JNI_FastGetField::generate_fast_get_boolean_field(); | |
3766 if (func != (address)-1) { | |
3767 jni_NativeInterface.GetBooleanField = (GetBooleanField_t)func; | |
3768 } | |
3769 func = JNI_FastGetField::generate_fast_get_byte_field(); | |
3770 if (func != (address)-1) { | |
3771 jni_NativeInterface.GetByteField = (GetByteField_t)func; | |
3772 } | |
3773 func = JNI_FastGetField::generate_fast_get_char_field(); | |
3774 if (func != (address)-1) { | |
3775 jni_NativeInterface.GetCharField = (GetCharField_t)func; | |
3776 } | |
3777 func = JNI_FastGetField::generate_fast_get_short_field(); | |
3778 if (func != (address)-1) { | |
3779 jni_NativeInterface.GetShortField = (GetShortField_t)func; | |
3780 } | |
3781 func = JNI_FastGetField::generate_fast_get_int_field(); | |
3782 if (func != (address)-1) { | |
3783 jni_NativeInterface.GetIntField = (GetIntField_t)func; | |
3784 } | |
3785 func = JNI_FastGetField::generate_fast_get_long_field(); | |
3786 if (func != (address)-1) { | |
3787 jni_NativeInterface.GetLongField = (GetLongField_t)func; | |
3788 } | |
3789 func = JNI_FastGetField::generate_fast_get_float_field(); | |
3790 if (func != (address)-1) { | |
3791 jni_NativeInterface.GetFloatField = (GetFloatField_t)func; | |
3792 } | |
3793 func = JNI_FastGetField::generate_fast_get_double_field(); | |
3794 if (func != (address)-1) { | |
3795 jni_NativeInterface.GetDoubleField = (GetDoubleField_t)func; | |
3796 } | |
3797 } | |
3798 } | |
3799 | |
3800 // Returns the function structure | |
3801 struct JNINativeInterface_* jni_functions() { | |
6854
fb19af007ffc
7189254: Change makefiles for more flexibility to override defaults
jprovino
parents:
6725
diff
changeset
|
3802 #if INCLUDE_JNI_CHECK |
0 | 3803 if (CheckJNICalls) return jni_functions_check(); |
6854
fb19af007ffc
7189254: Change makefiles for more flexibility to override defaults
jprovino
parents:
6725
diff
changeset
|
3804 #endif // INCLUDE_JNI_CHECK |
0 | 3805 return &jni_NativeInterface; |
3806 } | |
3807 | |
3808 // Returns the function structure | |
3809 struct JNINativeInterface_* jni_functions_nocheck() { | |
3810 return &jni_NativeInterface; | |
3811 } | |
3812 | |
3813 | |
3814 // Invocation API | |
3815 | |
3816 | |
3817 // Forward declaration | |
3818 extern const struct JNIInvokeInterface_ jni_InvokeInterface; | |
3819 | |
3820 // Global invocation API vars | |
3821 volatile jint vm_created = 0; | |
3822 // Indicate whether it is safe to recreate VM | |
3823 volatile jint safe_to_recreate_vm = 1; | |
3824 struct JavaVM_ main_vm = {&jni_InvokeInterface}; | |
3825 | |
3826 | |
3827 #define JAVASTACKSIZE (400 * 1024) /* Default size of a thread java stack */ | |
3828 enum { VERIFY_NONE, VERIFY_REMOTE, VERIFY_ALL }; | |
3829 | |
4006 | 3830 DT_RETURN_MARK_DECL(GetDefaultJavaVMInitArgs, jint |
3831 , HOTSPOT_JNI_GETDEFAULTJAVAVMINITARGS_RETURN(_ret_ref)); | |
0 | 3832 |
3833 _JNI_IMPORT_OR_EXPORT_ jint JNICALL JNI_GetDefaultJavaVMInitArgs(void *args_) { | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
3834 HOTSPOT_JNI_GETDEFAULTJAVAVMINITARGS_ENTRY(args_); |
0 | 3835 JDK1_1InitArgs *args = (JDK1_1InitArgs *)args_; |
3836 jint ret = JNI_ERR; | |
3837 DT_RETURN_MARK(GetDefaultJavaVMInitArgs, jint, (const jint&)ret); | |
3838 | |
3839 if (Threads::is_supported_jni_version(args->version)) { | |
3840 ret = JNI_OK; | |
3841 } | |
3842 // 1.1 style no longer supported in hotspot. | |
3843 // According the JNI spec, we should update args->version on return. | |
3844 // We also use the structure to communicate with launcher about default | |
3845 // stack size. | |
3846 if (args->version == JNI_VERSION_1_1) { | |
3847 args->version = JNI_VERSION_1_2; | |
3848 // javaStackSize is int in arguments structure | |
3849 assert(jlong(ThreadStackSize) * K < INT_MAX, "integer overflow"); | |
3850 args->javaStackSize = (jint)(ThreadStackSize * K); | |
3851 } | |
3852 return ret; | |
3853 } | |
3854 | |
3779 | 3855 #ifndef PRODUCT |
3856 | |
10405 | 3857 #include "gc_implementation/shared/gcTimer.hpp" |
4708 | 3858 #include "gc_interface/collectedHeap.hpp" |
10333
6702da6b6082
8014405: G1: PerRegionTable::fl_mem_size() calculates size of the free list using wrong element sizes
tschatzl
parents:
9060
diff
changeset
|
3859 #if INCLUDE_ALL_GCS |
6702da6b6082
8014405: G1: PerRegionTable::fl_mem_size() calculates size of the free list using wrong element sizes
tschatzl
parents:
9060
diff
changeset
|
3860 #include "gc_implementation/g1/heapRegionRemSet.hpp" |
6702da6b6082
8014405: G1: PerRegionTable::fl_mem_size() calculates size of the free list using wrong element sizes
tschatzl
parents:
9060
diff
changeset
|
3861 #endif |
3779 | 3862 #include "utilities/quickSort.hpp" |
12215 | 3863 #include "utilities/ostream.hpp" |
7171 | 3864 #if INCLUDE_VM_STRUCTS |
3865 #include "runtime/vmStructs.hpp" | |
3866 #endif | |
3779 | 3867 |
4708 | 3868 #define run_unit_test(unit_test_function_call) \ |
3869 tty->print_cr("Running test: " #unit_test_function_call); \ | |
3870 unit_test_function_call | |
3871 | |
12110
4c84d351cca9
8007074: SIGSEGV at ParMarkBitMap::verify_clear()
stefank
parents:
11092
diff
changeset
|
3872 // Forward declaration |
4c84d351cca9
8007074: SIGSEGV at ParMarkBitMap::verify_clear()
stefank
parents:
11092
diff
changeset
|
3873 void TestReservedSpace_test(); |
4c84d351cca9
8007074: SIGSEGV at ParMarkBitMap::verify_clear()
stefank
parents:
11092
diff
changeset
|
3874 void TestReserveMemorySpecial_test(); |
12236
c4c768305a8f
8024638: Count and expose the amount of committed memory in the metaspaces
stefank
parents:
12111
diff
changeset
|
3875 void TestVirtualSpace_test(); |
12306
03f493ce3a71
8025228: assert(new_entry->reserved_words() == vs_word_size) fails in nightly
brutisso
parents:
12305
diff
changeset
|
3876 void TestMetaspaceAux_test(); |
12902 | 3877 void TestMetachunk_test(); |
12979
1d1ea10fe09f
8015255: NPG: Don't waste fragment at the end of a VirtualSpaceNode before retiring it.
mgerdin
parents:
12902
diff
changeset
|
3878 void TestVirtualSpaceNode_test(); |
14313
44315152d434
8028391: Make the Min/MaxHeapFreeRatio flags manageable
jwilhelm
parents:
14179
diff
changeset
|
3879 void TestOldFreeSpaceCalculation_test(); |
14359
f7f0c6a77d6d
8033426: Scale initial NewSize using NewRatio if not set on command line
sjohanss
parents:
14356
diff
changeset
|
3880 void TestNewSize_test(); |
12305
a19bea467577
7163191: G1: introduce a "heap spanning table" abstraction
tschatzl
parents:
12269
diff
changeset
|
3881 #if INCLUDE_ALL_GCS |
a19bea467577
7163191: G1: introduce a "heap spanning table" abstraction
tschatzl
parents:
12269
diff
changeset
|
3882 void TestG1BiasedArray_test(); |
14355
937cf56dede6
8033764: Remove the usage of StarTask from BufferingOopClosure
stefank
parents:
14314
diff
changeset
|
3883 void TestBufferingOopClosure_test(); |
12305
a19bea467577
7163191: G1: introduce a "heap spanning table" abstraction
tschatzl
parents:
12269
diff
changeset
|
3884 #endif |
12110
4c84d351cca9
8007074: SIGSEGV at ParMarkBitMap::verify_clear()
stefank
parents:
11092
diff
changeset
|
3885 |
3779 | 3886 void execute_internal_vm_tests() { |
3887 if (ExecuteInternalVMTests) { | |
4708 | 3888 tty->print_cr("Running internal VM tests"); |
12110
4c84d351cca9
8007074: SIGSEGV at ParMarkBitMap::verify_clear()
stefank
parents:
11092
diff
changeset
|
3889 run_unit_test(TestReservedSpace_test()); |
4c84d351cca9
8007074: SIGSEGV at ParMarkBitMap::verify_clear()
stefank
parents:
11092
diff
changeset
|
3890 run_unit_test(TestReserveMemorySpecial_test()); |
12236
c4c768305a8f
8024638: Count and expose the amount of committed memory in the metaspaces
stefank
parents:
12111
diff
changeset
|
3891 run_unit_test(TestVirtualSpace_test()); |
12306
03f493ce3a71
8025228: assert(new_entry->reserved_words() == vs_word_size) fails in nightly
brutisso
parents:
12305
diff
changeset
|
3892 run_unit_test(TestMetaspaceAux_test()); |
12902 | 3893 run_unit_test(TestMetachunk_test()); |
12979
1d1ea10fe09f
8015255: NPG: Don't waste fragment at the end of a VirtualSpaceNode before retiring it.
mgerdin
parents:
12902
diff
changeset
|
3894 run_unit_test(TestVirtualSpaceNode_test()); |
9060
cc32ccaaf47f
8003310: Enable -Wunused-function when compiling with gcc
mikael
parents:
8793
diff
changeset
|
3895 run_unit_test(GlobalDefinitions::test_globals()); |
10405 | 3896 run_unit_test(GCTimerAllTest::all()); |
4708 | 3897 run_unit_test(arrayOopDesc::test_max_array_length()); |
3898 run_unit_test(CollectedHeap::test_is_in()); | |
3899 run_unit_test(QuickSort::test_quick_sort()); | |
6162 | 3900 run_unit_test(AltHashing::test_alt_hash()); |
12215 | 3901 run_unit_test(test_loggc_filename()); |
14313
44315152d434
8028391: Make the Min/MaxHeapFreeRatio flags manageable
jwilhelm
parents:
14179
diff
changeset
|
3902 run_unit_test(TestOldFreeSpaceCalculation_test()); |
14359
f7f0c6a77d6d
8033426: Scale initial NewSize using NewRatio if not set on command line
sjohanss
parents:
14356
diff
changeset
|
3903 run_unit_test(TestNewSize_test()); |
7171 | 3904 #if INCLUDE_VM_STRUCTS |
3905 run_unit_test(VMStructs::test()); | |
3906 #endif | |
10333
6702da6b6082
8014405: G1: PerRegionTable::fl_mem_size() calculates size of the free list using wrong element sizes
tschatzl
parents:
9060
diff
changeset
|
3907 #if INCLUDE_ALL_GCS |
12305
a19bea467577
7163191: G1: introduce a "heap spanning table" abstraction
tschatzl
parents:
12269
diff
changeset
|
3908 run_unit_test(TestG1BiasedArray_test()); |
10333
6702da6b6082
8014405: G1: PerRegionTable::fl_mem_size() calculates size of the free list using wrong element sizes
tschatzl
parents:
9060
diff
changeset
|
3909 run_unit_test(HeapRegionRemSet::test_prt()); |
14355
937cf56dede6
8033764: Remove the usage of StarTask from BufferingOopClosure
stefank
parents:
14314
diff
changeset
|
3910 run_unit_test(TestBufferingOopClosure_test()); |
10333
6702da6b6082
8014405: G1: PerRegionTable::fl_mem_size() calculates size of the free list using wrong element sizes
tschatzl
parents:
9060
diff
changeset
|
3911 #endif |
4070
6fd81579526f
7102044: G1: VM crashes with assert(old_end != new_end) failed: don't call this otherwise
brutisso
parents:
4006
diff
changeset
|
3912 tty->print_cr("All internal VM tests passed"); |
3779 | 3913 } |
3914 } | |
3915 | |
4708 | 3916 #undef run_unit_test |
3917 | |
3779 | 3918 #endif |
3919 | |
4006 | 3920 DT_RETURN_MARK_DECL(CreateJavaVM, jint |
3921 , HOTSPOT_JNI_CREATEJAVAVM_RETURN(_ret_ref)); | |
0 | 3922 |
3923 _JNI_IMPORT_OR_EXPORT_ jint JNICALL JNI_CreateJavaVM(JavaVM **vm, void **penv, void *args) { | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
3924 HOTSPOT_JNI_CREATEJAVAVM_ENTRY((void **) vm, penv, args); |
0 | 3925 |
3926 jint result = JNI_ERR; | |
3927 DT_RETURN_MARK(CreateJavaVM, jint, (const jint&)result); | |
3928 | |
1078 | 3929 // We're about to use Atomic::xchg for synchronization. Some Zero |
3930 // platforms use the GCC builtin __sync_lock_test_and_set for this, | |
3931 // but __sync_lock_test_and_set is not guaranteed to do what we want | |
3932 // on all architectures. So we check it works before relying on it. | |
3933 #if defined(ZERO) && defined(ASSERT) | |
3934 { | |
3935 jint a = 0xcafebabe; | |
3936 jint b = Atomic::xchg(0xdeadbeef, &a); | |
3937 void *c = &a; | |
3938 void *d = Atomic::xchg_ptr(&b, &c); | |
1132 | 3939 assert(a == (jint) 0xdeadbeef && b == (jint) 0xcafebabe, "Atomic::xchg() works"); |
1078 | 3940 assert(c == &b && d == &a, "Atomic::xchg_ptr() works"); |
3941 } | |
3942 #endif // ZERO && ASSERT | |
3943 | |
0 | 3944 // At the moment it's only possible to have one Java VM, |
3945 // since some of the runtime state is in global variables. | |
3946 | |
3947 // We cannot use our mutex locks here, since they only work on | |
3948 // Threads. We do an atomic compare and exchange to ensure only | |
3949 // one thread can call this method at a time | |
3950 | |
3951 // We use Atomic::xchg rather than Atomic::add/dec since on some platforms | |
3952 // the add/dec implementations are dependent on whether we are running | |
3953 // on a multiprocessor, and at this stage of initialization the os::is_MP | |
3954 // function used to determine this will always return false. Atomic::xchg | |
3955 // does not have this problem. | |
3956 if (Atomic::xchg(1, &vm_created) == 1) { | |
11089
f323bbb0e6c1
8019833: Wrong JNI error code for preexisting JVM
coleenp
parents:
11059
diff
changeset
|
3957 return JNI_EEXIST; // already created, or create attempt in progress |
0 | 3958 } |
3959 if (Atomic::xchg(0, &safe_to_recreate_vm) == 0) { | |
3960 return JNI_ERR; // someone tried and failed and retry not allowed. | |
3961 } | |
3962 | |
3963 assert(vm_created == 1, "vm_created is true during the creation"); | |
3964 | |
3965 /** | |
3966 * Certain errors during initialization are recoverable and do not | |
3967 * prevent this method from being called again at a later time | |
3968 * (perhaps with different arguments). However, at a certain | |
3969 * point during initialization if an error occurs we cannot allow | |
3970 * this function to be called again (or it will crash). In those | |
3971 * situations, the 'canTryAgain' flag is set to false, which atomically | |
3972 * sets safe_to_recreate_vm to 1, such that any new call to | |
3973 * JNI_CreateJavaVM will immediately fail using the above logic. | |
3974 */ | |
3975 bool can_try_again = true; | |
3976 | |
3977 result = Threads::create_vm((JavaVMInitArgs*) args, &can_try_again); | |
3978 if (result == JNI_OK) { | |
3979 JavaThread *thread = JavaThread::current(); | |
14297
febc6428bc79
8028275: Metaspace ShrinkGrowTest causes fatal error if run with JFR
coleenp
parents:
14290
diff
changeset
|
3980 assert(!thread->has_pending_exception(), "should have returned not OK"); |
0 | 3981 /* thread is thread_in_vm here */ |
3982 *vm = (JavaVM *)(&main_vm); | |
3983 *(JNIEnv**)penv = thread->jni_environment(); | |
3984 | |
3985 // Tracks the time application was running before GC | |
3986 RuntimeService::record_application_start(); | |
3987 | |
3988 // Notify JVMTI | |
3989 if (JvmtiExport::should_post_thread_life()) { | |
3990 JvmtiExport::post_thread_start(thread); | |
3991 } | |
4800
94ec88ca68e2
7115199: Add event tracing hooks and Java Flight Recorder infrastructure
phh
parents:
4708
diff
changeset
|
3992 |
10405 | 3993 EventThreadStart event; |
3994 if (event.should_commit()) { | |
3995 event.set_javalangthread(java_lang_Thread::thread_id(thread->threadObj())); | |
3996 event.commit(); | |
3997 } | |
4800
94ec88ca68e2
7115199: Add event tracing hooks and Java Flight Recorder infrastructure
phh
parents:
4708
diff
changeset
|
3998 |
11092
59b052799158
8015884: runThese crashed with SIGSEGV, hs_err has an error instead of stacktrace
dcubed
parents:
11089
diff
changeset
|
3999 #ifndef PRODUCT |
59b052799158
8015884: runThese crashed with SIGSEGV, hs_err has an error instead of stacktrace
dcubed
parents:
11089
diff
changeset
|
4000 #ifndef TARGET_OS_FAMILY_windows |
59b052799158
8015884: runThese crashed with SIGSEGV, hs_err has an error instead of stacktrace
dcubed
parents:
11089
diff
changeset
|
4001 #define CALL_TEST_FUNC_WITH_WRAPPER_IF_NEEDED(f) f() |
59b052799158
8015884: runThese crashed with SIGSEGV, hs_err has an error instead of stacktrace
dcubed
parents:
11089
diff
changeset
|
4002 #endif |
59b052799158
8015884: runThese crashed with SIGSEGV, hs_err has an error instead of stacktrace
dcubed
parents:
11089
diff
changeset
|
4003 |
0 | 4004 // Check if we should compile all classes on bootclasspath |
11092
59b052799158
8015884: runThese crashed with SIGSEGV, hs_err has an error instead of stacktrace
dcubed
parents:
11089
diff
changeset
|
4005 if (CompileTheWorld) ClassLoader::compile_the_world(); |
59b052799158
8015884: runThese crashed with SIGSEGV, hs_err has an error instead of stacktrace
dcubed
parents:
11089
diff
changeset
|
4006 if (ReplayCompiles) ciReplay::replay(thread); |
59b052799158
8015884: runThese crashed with SIGSEGV, hs_err has an error instead of stacktrace
dcubed
parents:
11089
diff
changeset
|
4007 |
59b052799158
8015884: runThese crashed with SIGSEGV, hs_err has an error instead of stacktrace
dcubed
parents:
11089
diff
changeset
|
4008 // Some platforms (like Win*) need a wrapper around these test |
59b052799158
8015884: runThese crashed with SIGSEGV, hs_err has an error instead of stacktrace
dcubed
parents:
11089
diff
changeset
|
4009 // functions in order to properly handle error conditions. |
59b052799158
8015884: runThese crashed with SIGSEGV, hs_err has an error instead of stacktrace
dcubed
parents:
11089
diff
changeset
|
4010 CALL_TEST_FUNC_WITH_WRAPPER_IF_NEEDED(test_error_handler); |
59b052799158
8015884: runThese crashed with SIGSEGV, hs_err has an error instead of stacktrace
dcubed
parents:
11089
diff
changeset
|
4011 CALL_TEST_FUNC_WITH_WRAPPER_IF_NEEDED(execute_internal_vm_tests); |
59b052799158
8015884: runThese crashed with SIGSEGV, hs_err has an error instead of stacktrace
dcubed
parents:
11089
diff
changeset
|
4012 #endif |
59b052799158
8015884: runThese crashed with SIGSEGV, hs_err has an error instead of stacktrace
dcubed
parents:
11089
diff
changeset
|
4013 |
0 | 4014 // Since this is not a JVM_ENTRY we have to set the thread state manually before leaving. |
4015 ThreadStateTransition::transition_and_fence(thread, _thread_in_vm, _thread_in_native); | |
4016 } else { | |
14297
febc6428bc79
8028275: Metaspace ShrinkGrowTest causes fatal error if run with JFR
coleenp
parents:
14290
diff
changeset
|
4017 // If create_vm exits because of a pending exception, exit with that |
febc6428bc79
8028275: Metaspace ShrinkGrowTest causes fatal error if run with JFR
coleenp
parents:
14290
diff
changeset
|
4018 // exception. In the future when we figure out how to reclaim memory, |
febc6428bc79
8028275: Metaspace ShrinkGrowTest causes fatal error if run with JFR
coleenp
parents:
14290
diff
changeset
|
4019 // we may be able to exit with JNI_ERR and allow the calling application |
febc6428bc79
8028275: Metaspace ShrinkGrowTest causes fatal error if run with JFR
coleenp
parents:
14290
diff
changeset
|
4020 // to continue. |
febc6428bc79
8028275: Metaspace ShrinkGrowTest causes fatal error if run with JFR
coleenp
parents:
14290
diff
changeset
|
4021 if (Universe::is_fully_initialized()) { |
febc6428bc79
8028275: Metaspace ShrinkGrowTest causes fatal error if run with JFR
coleenp
parents:
14290
diff
changeset
|
4022 // otherwise no pending exception possible - VM will already have aborted |
febc6428bc79
8028275: Metaspace ShrinkGrowTest causes fatal error if run with JFR
coleenp
parents:
14290
diff
changeset
|
4023 JavaThread* THREAD = JavaThread::current(); |
febc6428bc79
8028275: Metaspace ShrinkGrowTest causes fatal error if run with JFR
coleenp
parents:
14290
diff
changeset
|
4024 if (HAS_PENDING_EXCEPTION) { |
febc6428bc79
8028275: Metaspace ShrinkGrowTest causes fatal error if run with JFR
coleenp
parents:
14290
diff
changeset
|
4025 HandleMark hm; |
febc6428bc79
8028275: Metaspace ShrinkGrowTest causes fatal error if run with JFR
coleenp
parents:
14290
diff
changeset
|
4026 vm_exit_during_initialization(Handle(THREAD, PENDING_EXCEPTION)); |
febc6428bc79
8028275: Metaspace ShrinkGrowTest causes fatal error if run with JFR
coleenp
parents:
14290
diff
changeset
|
4027 } |
febc6428bc79
8028275: Metaspace ShrinkGrowTest causes fatal error if run with JFR
coleenp
parents:
14290
diff
changeset
|
4028 } |
febc6428bc79
8028275: Metaspace ShrinkGrowTest causes fatal error if run with JFR
coleenp
parents:
14290
diff
changeset
|
4029 |
0 | 4030 if (can_try_again) { |
4031 // reset safe_to_recreate_vm to 1 so that retrial would be possible | |
4032 safe_to_recreate_vm = 1; | |
4033 } | |
4034 | |
4035 // Creation failed. We must reset vm_created | |
4036 *vm = 0; | |
4037 *(JNIEnv**)penv = 0; | |
4038 // reset vm_created last to avoid race condition. Use OrderAccess to | |
4039 // control both compiler and architectural-based reordering. | |
4040 OrderAccess::release_store(&vm_created, 0); | |
4041 } | |
4042 | |
4043 return result; | |
4044 } | |
4045 | |
4046 | |
4047 _JNI_IMPORT_OR_EXPORT_ jint JNICALL JNI_GetCreatedJavaVMs(JavaVM **vm_buf, jsize bufLen, jsize *numVMs) { | |
4048 // See bug 4367188, the wrapper can sometimes cause VM crashes | |
4049 // JNIWrapper("GetCreatedJavaVMs"); | |
14380 | 4050 |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
4051 HOTSPOT_JNI_GETCREATEDJAVAVMS_ENTRY((void **) vm_buf, bufLen, (uintptr_t *) numVMs); |
14380 | 4052 |
0 | 4053 if (vm_created) { |
4054 if (numVMs != NULL) *numVMs = 1; | |
4055 if (bufLen > 0) *vm_buf = (JavaVM *)(&main_vm); | |
4056 } else { | |
4057 if (numVMs != NULL) *numVMs = 0; | |
4058 } | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
4059 HOTSPOT_JNI_GETCREATEDJAVAVMS_RETURN(JNI_OK); |
0 | 4060 return JNI_OK; |
4061 } | |
4062 | |
4063 extern "C" { | |
4064 | |
4006 | 4065 DT_RETURN_MARK_DECL(DestroyJavaVM, jint |
4066 , HOTSPOT_JNI_DESTROYJAVAVM_RETURN(_ret_ref)); | |
0 | 4067 |
4068 jint JNICALL jni_DestroyJavaVM(JavaVM *vm) { | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
4069 HOTSPOT_JNI_DESTROYJAVAVM_ENTRY(vm); |
0 | 4070 jint res = JNI_ERR; |
4071 DT_RETURN_MARK(DestroyJavaVM, jint, (const jint&)res); | |
4072 | |
4073 if (!vm_created) { | |
4074 res = JNI_ERR; | |
4075 return res; | |
4076 } | |
4077 | |
4078 JNIWrapper("DestroyJavaVM"); | |
4079 JNIEnv *env; | |
4080 JavaVMAttachArgs destroyargs; | |
4081 destroyargs.version = CurrentVersion; | |
4082 destroyargs.name = (char *)"DestroyJavaVM"; | |
4083 destroyargs.group = NULL; | |
4084 res = vm->AttachCurrentThread((void **)&env, (void *)&destroyargs); | |
4085 if (res != JNI_OK) { | |
4086 return res; | |
4087 } | |
4088 | |
4089 // Since this is not a JVM_ENTRY we have to set the thread state manually before entering. | |
4090 JavaThread* thread = JavaThread::current(); | |
4091 ThreadStateTransition::transition_from_native(thread, _thread_in_vm); | |
4092 if (Threads::destroy_vm()) { | |
4093 // Should not change thread state, VM is gone | |
4094 vm_created = false; | |
4095 res = JNI_OK; | |
4096 return res; | |
4097 } else { | |
4098 ThreadStateTransition::transition_and_fence(thread, _thread_in_vm, _thread_in_native); | |
4099 res = JNI_ERR; | |
4100 return res; | |
4101 } | |
4102 } | |
4103 | |
4104 | |
4105 static jint attach_current_thread(JavaVM *vm, void **penv, void *_args, bool daemon) { | |
4106 JavaVMAttachArgs *args = (JavaVMAttachArgs *) _args; | |
4107 | |
4108 // Check below commented out from JDK1.2fcs as well | |
4109 /* | |
4110 if (args && (args->version != JNI_VERSION_1_1 || args->version != JNI_VERSION_1_2)) { | |
4111 return JNI_EVERSION; | |
4112 } | |
4113 */ | |
4114 | |
4115 Thread* t = ThreadLocalStorage::get_thread_slow(); | |
4116 if (t != NULL) { | |
4117 // If the thread has been attached this operation is a no-op | |
4118 *(JNIEnv**)penv = ((JavaThread*) t)->jni_environment(); | |
4119 return JNI_OK; | |
4120 } | |
4121 | |
4122 // Create a thread and mark it as attaching so it will be skipped by the | |
4123 // ThreadsListEnumerator - see CR 6404306 | |
4124 JavaThread* thread = new JavaThread(true); | |
4125 | |
4126 // Set correct safepoint info. The thread is going to call into Java when | |
4127 // initializing the Java level thread object. Hence, the correct state must | |
4128 // be set in order for the Safepoint code to deal with it correctly. | |
4129 thread->set_thread_state(_thread_in_vm); | |
4130 // Must do this before initialize_thread_local_storage | |
4131 thread->record_stack_base_and_size(); | |
1290
c8a467bf56ad
6914050: jvm assertion "guard pages must be in use" in -Xcomp mode
coleenp
parents:
1142
diff
changeset
|
4132 |
0 | 4133 thread->initialize_thread_local_storage(); |
4134 | |
4135 if (!os::create_attached_thread(thread)) { | |
4136 delete thread; | |
4137 return JNI_ERR; | |
4138 } | |
1290
c8a467bf56ad
6914050: jvm assertion "guard pages must be in use" in -Xcomp mode
coleenp
parents:
1142
diff
changeset
|
4139 // Enable stack overflow checks |
c8a467bf56ad
6914050: jvm assertion "guard pages must be in use" in -Xcomp mode
coleenp
parents:
1142
diff
changeset
|
4140 thread->create_stack_guard_pages(); |
c8a467bf56ad
6914050: jvm assertion "guard pages must be in use" in -Xcomp mode
coleenp
parents:
1142
diff
changeset
|
4141 |
0 | 4142 thread->initialize_tlab(); |
4143 | |
1681
126ea7725993
6953477: Increase portability and flexibility of building Hotspot
bobv
parents:
1552
diff
changeset
|
4144 thread->cache_global_variables(); |
126ea7725993
6953477: Increase portability and flexibility of building Hotspot
bobv
parents:
1552
diff
changeset
|
4145 |
0 | 4146 // Crucial that we do not have a safepoint check for this thread, since it has |
4147 // not been added to the Thread list yet. | |
4148 { Threads_lock->lock_without_safepoint_check(); | |
4149 // This must be inside this lock in order to get FullGCALot to work properly, i.e., to | |
4150 // avoid this thread trying to do a GC before it is added to the thread-list | |
4151 thread->set_active_handles(JNIHandleBlock::allocate_block()); | |
4152 Threads::add(thread, daemon); | |
4153 Threads_lock->unlock(); | |
4154 } | |
4155 // Create thread group and name info from attach arguments | |
4156 oop group = NULL; | |
4157 char* thread_name = NULL; | |
4158 if (args != NULL && Threads::is_supported_jni_version(args->version)) { | |
4159 group = JNIHandles::resolve(args->group); | |
4160 thread_name = args->name; // may be NULL | |
4161 } | |
4162 if (group == NULL) group = Universe::main_thread_group(); | |
4163 | |
4164 // Create Java level thread object and attach it to this thread | |
4165 bool attach_failed = false; | |
4166 { | |
4167 EXCEPTION_MARK; | |
4168 HandleMark hm(THREAD); | |
4169 Handle thread_group(THREAD, group); | |
4170 thread->allocate_threadObj(thread_group, thread_name, daemon, THREAD); | |
4171 if (HAS_PENDING_EXCEPTION) { | |
4172 CLEAR_PENDING_EXCEPTION; | |
4173 // cleanup outside the handle mark. | |
4174 attach_failed = true; | |
4175 } | |
4176 } | |
4177 | |
4178 if (attach_failed) { | |
4179 // Added missing cleanup | |
4180 thread->cleanup_failed_attach_current_thread(); | |
4181 return JNI_ERR; | |
4182 } | |
4183 | |
4184 // mark the thread as no longer attaching | |
4185 // this uses a fence to push the change through so we don't have | |
4186 // to regrab the threads_lock | |
4006 | 4187 thread->set_done_attaching_via_jni(); |
0 | 4188 |
4189 // Set java thread status. | |
4190 java_lang_Thread::set_thread_status(thread->threadObj(), | |
4191 java_lang_Thread::RUNNABLE); | |
4192 | |
4193 // Notify the debugger | |
4194 if (JvmtiExport::should_post_thread_life()) { | |
4195 JvmtiExport::post_thread_start(thread); | |
4196 } | |
4197 | |
10405 | 4198 EventThreadStart event; |
4199 if (event.should_commit()) { | |
4200 event.set_javalangthread(java_lang_Thread::thread_id(thread->threadObj())); | |
4201 event.commit(); | |
4202 } | |
4800
94ec88ca68e2
7115199: Add event tracing hooks and Java Flight Recorder infrastructure
phh
parents:
4708
diff
changeset
|
4203 |
0 | 4204 *(JNIEnv**)penv = thread->jni_environment(); |
4205 | |
4206 // Now leaving the VM, so change thread_state. This is normally automatically taken care | |
4207 // of in the JVM_ENTRY. But in this situation we have to do it manually. Notice, that by | |
4208 // using ThreadStateTransition::transition, we do a callback to the safepoint code if | |
4209 // needed. | |
4210 | |
4211 ThreadStateTransition::transition_and_fence(thread, _thread_in_vm, _thread_in_native); | |
4212 | |
4213 // Perform any platform dependent FPU setup | |
4214 os::setup_fpu(); | |
4215 | |
4216 return JNI_OK; | |
4217 } | |
4218 | |
4219 | |
4220 jint JNICALL jni_AttachCurrentThread(JavaVM *vm, void **penv, void *_args) { | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
4221 HOTSPOT_JNI_ATTACHCURRENTTHREAD_ENTRY(vm, penv, _args); |
0 | 4222 if (!vm_created) { |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
4223 HOTSPOT_JNI_ATTACHCURRENTTHREAD_RETURN((uint32_t) JNI_ERR); |
0 | 4224 return JNI_ERR; |
4225 } | |
4226 | |
4227 JNIWrapper("AttachCurrentThread"); | |
4228 jint ret = attach_current_thread(vm, penv, _args, false); | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
4229 HOTSPOT_JNI_ATTACHCURRENTTHREAD_RETURN(ret); |
0 | 4230 return ret; |
4231 } | |
4232 | |
4233 | |
4234 jint JNICALL jni_DetachCurrentThread(JavaVM *vm) { | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
4235 HOTSPOT_JNI_DETACHCURRENTTHREAD_ENTRY(vm); |
0 | 4236 VM_Exit::block_if_vm_exited(); |
4237 | |
4238 JNIWrapper("DetachCurrentThread"); | |
4239 | |
4240 // If the thread has been deattacted the operations is a no-op | |
4241 if (ThreadLocalStorage::thread() == NULL) { | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
4242 HOTSPOT_JNI_DETACHCURRENTTHREAD_RETURN(JNI_OK); |
0 | 4243 return JNI_OK; |
4244 } | |
4245 | |
4246 JavaThread* thread = JavaThread::current(); | |
4247 if (thread->has_last_Java_frame()) { | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
4248 HOTSPOT_JNI_DETACHCURRENTTHREAD_RETURN((uint32_t) JNI_ERR); |
0 | 4249 // Can't detach a thread that's running java, that can't work. |
4250 return JNI_ERR; | |
4251 } | |
4252 | |
4253 // Safepoint support. Have to do call-back to safepoint code, if in the | |
4254 // middel of a safepoint operation | |
4255 ThreadStateTransition::transition_from_native(thread, _thread_in_vm); | |
4256 | |
4257 // XXX: Note that JavaThread::exit() call below removes the guards on the | |
4258 // stack pages set up via enable_stack_{red,yellow}_zone() calls | |
4259 // above in jni_AttachCurrentThread. Unfortunately, while the setting | |
4260 // of the guards is visible in jni_AttachCurrentThread above, | |
4261 // the removal of the guards is buried below in JavaThread::exit() | |
4262 // here. The abstraction should be more symmetrically either exposed | |
4263 // or hidden (e.g. it could probably be hidden in the same | |
4264 // (platform-dependent) methods where we do alternate stack | |
4265 // maintenance work?) | |
4266 thread->exit(false, JavaThread::jni_detach); | |
4267 delete thread; | |
4268 | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
4269 HOTSPOT_JNI_DETACHCURRENTTHREAD_RETURN(JNI_OK); |
0 | 4270 return JNI_OK; |
4271 } | |
4272 | |
4006 | 4273 DT_RETURN_MARK_DECL(GetEnv, jint |
4274 , HOTSPOT_JNI_GETENV_RETURN(_ret_ref)); | |
0 | 4275 |
4276 jint JNICALL jni_GetEnv(JavaVM *vm, void **penv, jint version) { | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
4277 HOTSPOT_JNI_GETENV_ENTRY(vm, penv, version); |
0 | 4278 jint ret = JNI_ERR; |
4279 DT_RETURN_MARK(GetEnv, jint, (const jint&)ret); | |
4280 | |
4281 if (!vm_created) { | |
4282 *penv = NULL; | |
4283 ret = JNI_EDETACHED; | |
4284 return ret; | |
4285 } | |
4286 | |
4800
94ec88ca68e2
7115199: Add event tracing hooks and Java Flight Recorder infrastructure
phh
parents:
4708
diff
changeset
|
4287 if (JniExportedInterface::GetExportedInterface(vm, penv, version, &ret)) { |
0 | 4288 return ret; |
4289 } | |
4290 | |
4291 #ifndef JVMPI_VERSION_1 | |
4292 // need these in order to be polite about older agents | |
4293 #define JVMPI_VERSION_1 ((jint)0x10000001) | |
4294 #define JVMPI_VERSION_1_1 ((jint)0x10000002) | |
4295 #define JVMPI_VERSION_1_2 ((jint)0x10000003) | |
4296 #endif // !JVMPI_VERSION_1 | |
4297 | |
4298 Thread* thread = ThreadLocalStorage::thread(); | |
4299 if (thread != NULL && thread->is_Java_thread()) { | |
4300 if (Threads::is_supported_jni_version_including_1_1(version)) { | |
4301 *(JNIEnv**)penv = ((JavaThread*) thread)->jni_environment(); | |
4302 ret = JNI_OK; | |
4303 return ret; | |
4304 | |
4305 } else if (version == JVMPI_VERSION_1 || | |
4306 version == JVMPI_VERSION_1_1 || | |
4307 version == JVMPI_VERSION_1_2) { | |
4308 tty->print_cr("ERROR: JVMPI, an experimental interface, is no longer supported."); | |
4309 tty->print_cr("Please use the supported interface: the JVM Tool Interface (JVM TI)."); | |
4310 ret = JNI_EVERSION; | |
4311 return ret; | |
4312 } else if (JvmtiExport::is_jvmdi_version(version)) { | |
4313 tty->print_cr("FATAL ERROR: JVMDI is no longer supported."); | |
4314 tty->print_cr("Please use the supported interface: the JVM Tool Interface (JVM TI)."); | |
4315 ret = JNI_EVERSION; | |
4316 return ret; | |
4317 } else { | |
4318 *penv = NULL; | |
4319 ret = JNI_EVERSION; | |
4320 return ret; | |
4321 } | |
4322 } else { | |
4323 *penv = NULL; | |
4324 ret = JNI_EDETACHED; | |
4325 return ret; | |
4326 } | |
4327 } | |
4328 | |
4329 | |
4330 jint JNICALL jni_AttachCurrentThreadAsDaemon(JavaVM *vm, void **penv, void *_args) { | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
4331 HOTSPOT_JNI_ATTACHCURRENTTHREADASDAEMON_ENTRY(vm, penv, _args); |
0 | 4332 if (!vm_created) { |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
4333 HOTSPOT_JNI_ATTACHCURRENTTHREADASDAEMON_RETURN((uint32_t) JNI_ERR); |
0 | 4334 return JNI_ERR; |
4335 } | |
4336 | |
4337 JNIWrapper("AttachCurrentThreadAsDaemon"); | |
4338 jint ret = attach_current_thread(vm, penv, _args, true); | |
14278
a3ba776d6ab6
8030812: Change the solaris DTrace implementation to use USDT2 instead of USDT1
sla
parents:
14179
diff
changeset
|
4339 HOTSPOT_JNI_ATTACHCURRENTTHREADASDAEMON_RETURN(ret); |
0 | 4340 return ret; |
4341 } | |
4342 | |
4343 | |
4344 } // End extern "C" | |
4345 | |
4346 const struct JNIInvokeInterface_ jni_InvokeInterface = { | |
4347 NULL, | |
4348 NULL, | |
4349 NULL, | |
4350 | |
4351 jni_DestroyJavaVM, | |
4352 jni_AttachCurrentThread, | |
4353 jni_DetachCurrentThread, | |
4354 jni_GetEnv, | |
4355 jni_AttachCurrentThreadAsDaemon | |
4356 }; |