1 /*
2 * Copyright (c) 2011, 2018, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24 #include "precompiled.hpp"
25 #include "ci/ciUtilities.inline.hpp"
26 #include "classfile/javaClasses.inline.hpp"
27 #include "code/scopeDesc.hpp"
28 #include "memory/oopFactory.hpp"
29 #include "oops/cpCache.inline.hpp"
30 #include "oops/generateOopMap.hpp"
31 #include "oops/method.inline.hpp"
32 #include "oops/objArrayOop.inline.hpp"
33 #include "oops/typeArrayOop.inline.hpp"
34 #include "compiler/compileBroker.hpp"
35 #include "compiler/disassembler.hpp"
36 #include "jvmci/jvmciCompilerToVM.hpp"
37 #include "jvmci/jvmciCodeInstaller.hpp"
38 #include "jvmci/jvmciRuntime.hpp"
39 #include "runtime/interfaceSupport.inline.hpp"
40 #include "runtime/jniHandles.inline.hpp"
41 #include "runtime/timerTrace.hpp"
42 #include "runtime/vframe_hp.hpp"
43
44
45 void JNIHandleMark::push_jni_handle_block() {
46 JavaThread* thread = JavaThread::current();
47 if (thread != NULL) {
48 // Allocate a new block for JNI handles.
49 // Inlined code from jni_PushLocalFrame()
50 JNIHandleBlock* java_handles = ((JavaThread*)thread)->active_handles();
51 JNIHandleBlock* compile_handles = JNIHandleBlock::allocate_block(thread);
52 assert(compile_handles != NULL && java_handles != NULL, "should not be NULL");
53 compile_handles->set_pop_frame_link(java_handles);
54 thread->set_active_handles(compile_handles);
55 }
56 }
57
58 void JNIHandleMark::pop_jni_handle_block() {
59 JavaThread* thread = JavaThread::current();
60 if (thread != NULL) {
61 // Release our JNI handle block
62 JNIHandleBlock* compile_handles = thread->active_handles();
63 JNIHandleBlock* java_handles = compile_handles->pop_frame_link();
64 thread->set_active_handles(java_handles);
65 compile_handles->set_pop_frame_link(NULL);
66 JNIHandleBlock::release_block(compile_handles, thread); // may block
67 }
68 }
69
70 // Entry to native method implementation that transitions current thread to '_thread_in_vm'.
71 #define C2V_VMENTRY(result_type, name, signature) \
72 JNIEXPORT result_type JNICALL c2v_ ## name signature { \
73 TRACE_jvmci_1("CompilerToVM::" #name); \
74 TRACE_CALL(result_type, jvmci_ ## name signature) \
75 JVMCI_VM_ENTRY_MARK; \
76
77 #define C2V_END }
78
79 oop CompilerToVM::get_jvmci_method(const methodHandle& method, TRAPS) {
80 if (method() != NULL) {
81 JavaValue result(T_OBJECT);
82 JavaCallArguments args;
83 args.push_long((jlong) (address) method());
84 JavaCalls::call_static(&result, SystemDictionary::HotSpotResolvedJavaMethodImpl_klass(), vmSymbols::fromMetaspace_name(), vmSymbols::method_fromMetaspace_signature(), &args, CHECK_NULL);
85
86 return (oop)result.get_jobject();
87 }
88 return NULL;
89 }
90
91 oop CompilerToVM::get_jvmci_type(Klass* klass, TRAPS) {
92 if (klass != NULL) {
93 JavaValue result(T_OBJECT);
94 JavaCallArguments args;
95 args.push_oop(Handle(THREAD, klass->java_mirror()));
96 JavaCalls::call_static(&result, SystemDictionary::HotSpotResolvedObjectTypeImpl_klass(), vmSymbols::fromMetaspace_name(), vmSymbols::klass_fromMetaspace_signature(), &args, CHECK_NULL);
97
98 return (oop)result.get_jobject();
99 }
100 return NULL;
101 }
102
103
104 jobjectArray readConfiguration0(JNIEnv *env, TRAPS);
105
106 C2V_VMENTRY(jobjectArray, readConfiguration, (JNIEnv *env))
107 jobjectArray config = readConfiguration0(env, CHECK_NULL);
108 return config;
109 C2V_END
110
111 C2V_VMENTRY(jobject, getFlagValue, (JNIEnv *, jobject c2vm, jobject name_handle))
112 #define RETURN_BOXED_LONG(value) oop box; jvalue p; p.j = (jlong) (value); box = java_lang_boxing_object::create(T_LONG, &p, CHECK_NULL); return JNIHandles::make_local(THREAD, box);
113 #define RETURN_BOXED_DOUBLE(value) oop box; jvalue p; p.d = (jdouble) (value); box = java_lang_boxing_object::create(T_DOUBLE, &p, CHECK_NULL); return JNIHandles::make_local(THREAD, box);
114 Handle name(THREAD, JNIHandles::resolve(name_handle));
115 if (name.is_null()) {
116 THROW_0(vmSymbols::java_lang_NullPointerException());
117 }
118 ResourceMark rm;
119 const char* cstring = java_lang_String::as_utf8_string(name());
120 Flag* flag = Flag::find_flag(cstring, strlen(cstring), /* allow_locked */ true, /* return_flag */ true);
121 if (flag == NULL) {
122 return c2vm;
123 }
124 if (flag->is_bool()) {
125 jvalue prim;
126 prim.z = flag->get_bool();
127 oop box = java_lang_boxing_object::create(T_BOOLEAN, &prim, CHECK_NULL);
128 return JNIHandles::make_local(THREAD, box);
129 } else if (flag->is_ccstr()) {
130 Handle value = java_lang_String::create_from_str(flag->get_ccstr(), CHECK_NULL);
131 return JNIHandles::make_local(THREAD, value());
132 } else if (flag->is_intx()) {
133 RETURN_BOXED_LONG(flag->get_intx());
134 } else if (flag->is_int()) {
135 RETURN_BOXED_LONG(flag->get_int());
136 } else if (flag->is_uint()) {
137 RETURN_BOXED_LONG(flag->get_uint());
138 } else if (flag->is_uint64_t()) {
139 RETURN_BOXED_LONG(flag->get_uint64_t());
140 } else if (flag->is_size_t()) {
141 RETURN_BOXED_LONG(flag->get_size_t());
142 } else if (flag->is_uintx()) {
143 RETURN_BOXED_LONG(flag->get_uintx());
144 } else if (flag->is_double()) {
145 RETURN_BOXED_DOUBLE(flag->get_double());
146 } else {
147 JVMCI_ERROR_NULL("VM flag %s has unsupported type %s", flag->_name, flag->_type);
148 }
149 #undef RETURN_BOXED_LONG
150 #undef RETURN_BOXED_DOUBLE
151 C2V_END
152
153 C2V_VMENTRY(jbyteArray, getBytecode, (JNIEnv *, jobject, jobject jvmci_method))
154 methodHandle method = CompilerToVM::asMethod(jvmci_method);
155 ResourceMark rm;
156
157 int code_size = method->code_size();
158 typeArrayOop reconstituted_code = oopFactory::new_byteArray(code_size, CHECK_NULL);
159
160 guarantee(method->method_holder()->is_rewritten(), "Method's holder should be rewritten");
161 // iterate over all bytecodes and replace non-Java bytecodes
162
163 for (BytecodeStream s(method); s.next() != Bytecodes::_illegal; ) {
164 Bytecodes::Code code = s.code();
165 Bytecodes::Code raw_code = s.raw_code();
166 int bci = s.bci();
167 int len = s.instruction_size();
168
169 // Restore original byte code.
170 reconstituted_code->byte_at_put(bci, (jbyte) (s.is_wide()? Bytecodes::_wide : code));
171 if (len > 1) {
172 memcpy(reconstituted_code->byte_at_addr(bci + 1), s.bcp()+1, len-1);
173 }
174
175 if (len > 1) {
176 // Restore the big-endian constant pool indexes.
177 // Cf. Rewriter::scan_method
178 switch (code) {
179 case Bytecodes::_getstatic:
180 case Bytecodes::_putstatic:
181 case Bytecodes::_getfield:
182 case Bytecodes::_putfield:
183 case Bytecodes::_invokevirtual:
184 case Bytecodes::_invokespecial:
185 case Bytecodes::_invokestatic:
186 case Bytecodes::_invokeinterface:
187 case Bytecodes::_invokehandle: {
188 int cp_index = Bytes::get_native_u2((address) reconstituted_code->byte_at_addr(bci + 1));
189 Bytes::put_Java_u2((address) reconstituted_code->byte_at_addr(bci + 1), (u2) cp_index);
190 break;
191 }
192
193 case Bytecodes::_invokedynamic: {
194 int cp_index = Bytes::get_native_u4((address) reconstituted_code->byte_at_addr(bci + 1));
195 Bytes::put_Java_u4((address) reconstituted_code->byte_at_addr(bci + 1), (u4) cp_index);
196 break;
197 }
198
199 default:
200 break;
201 }
202
203 // Not all ldc byte code are rewritten.
204 switch (raw_code) {
205 case Bytecodes::_fast_aldc: {
206 int cpc_index = reconstituted_code->byte_at(bci + 1) & 0xff;
207 int cp_index = method->constants()->object_to_cp_index(cpc_index);
208 assert(cp_index < method->constants()->length(), "sanity check");
209 reconstituted_code->byte_at_put(bci + 1, (jbyte) cp_index);
210 break;
211 }
212
213 case Bytecodes::_fast_aldc_w: {
214 int cpc_index = Bytes::get_native_u2((address) reconstituted_code->byte_at_addr(bci + 1));
215 int cp_index = method->constants()->object_to_cp_index(cpc_index);
216 assert(cp_index < method->constants()->length(), "sanity check");
217 Bytes::put_Java_u2((address) reconstituted_code->byte_at_addr(bci + 1), (u2) cp_index);
218 break;
219 }
220
221 default:
222 break;
223 }
224 }
225 }
226
227 return (jbyteArray) JNIHandles::make_local(THREAD, reconstituted_code);
228 C2V_END
229
230 C2V_VMENTRY(jint, getExceptionTableLength, (JNIEnv *, jobject, jobject jvmci_method))
231 ResourceMark rm;
232 methodHandle method = CompilerToVM::asMethod(jvmci_method);
233 return method->exception_table_length();
234 C2V_END
235
236 C2V_VMENTRY(jlong, getExceptionTableStart, (JNIEnv *, jobject, jobject jvmci_method))
237 ResourceMark rm;
238 methodHandle method = CompilerToVM::asMethod(jvmci_method);
239 if (method->exception_table_length() == 0) {
240 return 0L;
241 }
242 return (jlong) (address) method->exception_table_start();
243 C2V_END
244
245 C2V_VMENTRY(jobject, asResolvedJavaMethod, (JNIEnv *, jobject, jobject executable_handle))
246 oop executable = JNIHandles::resolve(executable_handle);
247 oop mirror = NULL;
248 int slot = 0;
249
250 if (executable->klass() == SystemDictionary::reflect_Constructor_klass()) {
251 mirror = java_lang_reflect_Constructor::clazz(executable);
252 slot = java_lang_reflect_Constructor::slot(executable);
253 } else {
254 assert(executable->klass() == SystemDictionary::reflect_Method_klass(), "wrong type");
255 mirror = java_lang_reflect_Method::clazz(executable);
256 slot = java_lang_reflect_Method::slot(executable);
257 }
258 Klass* holder = java_lang_Class::as_Klass(mirror);
259 methodHandle method = InstanceKlass::cast(holder)->method_with_idnum(slot);
260 oop result = CompilerToVM::get_jvmci_method(method, CHECK_NULL);
261 return JNIHandles::make_local(THREAD, result);
262 }
263
264 C2V_VMENTRY(jobject, getResolvedJavaMethod, (JNIEnv *, jobject, jobject base, jlong offset))
265 methodHandle method;
266 oop base_object = JNIHandles::resolve(base);
267 if (base_object == NULL) {
268 method = *((Method**)(offset));
269 } else if (base_object->is_a(SystemDictionary::ResolvedMethodName_klass())) {
270 method = (Method*) (intptr_t) base_object->long_field(offset);
271 } else if (base_object->is_a(SystemDictionary::HotSpotResolvedJavaMethodImpl_klass())) {
272 method = *((Method**)(HotSpotResolvedJavaMethodImpl::metaspaceMethod(base_object) + offset));
273 } else {
274 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(),
275 err_msg("Unexpected type: %s", base_object->klass()->external_name()));
276 }
277 assert (method.is_null() || method->is_method(), "invalid read");
278 oop result = CompilerToVM::get_jvmci_method(method, CHECK_NULL);
279 return JNIHandles::make_local(THREAD, result);
280 }
281
282 C2V_VMENTRY(jobject, getConstantPool, (JNIEnv *, jobject, jobject object_handle))
283 constantPoolHandle cp;
284 oop object = JNIHandles::resolve(object_handle);
285 if (object == NULL) {
286 THROW_0(vmSymbols::java_lang_NullPointerException());
287 }
288 if (object->is_a(SystemDictionary::HotSpotResolvedJavaMethodImpl_klass())) {
289 cp = CompilerToVM::asMethod(object)->constMethod()->constants();
290 } else if (object->is_a(SystemDictionary::HotSpotResolvedObjectTypeImpl_klass())) {
291 cp = InstanceKlass::cast(CompilerToVM::asKlass(object))->constants();
292 } else {
293 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(),
294 err_msg("Unexpected type: %s", object->klass()->external_name()));
295 }
296 assert(!cp.is_null(), "npe");
297 JavaValue method_result(T_OBJECT);
298 JavaCallArguments args;
299 args.push_long((jlong) (address) cp());
300 JavaCalls::call_static(&method_result, SystemDictionary::HotSpotConstantPool_klass(), vmSymbols::fromMetaspace_name(), vmSymbols::constantPool_fromMetaspace_signature(), &args, CHECK_NULL);
301 return JNIHandles::make_local(THREAD, (oop)method_result.get_jobject());
302 }
303
304 C2V_VMENTRY(jobject, getResolvedJavaType, (JNIEnv *, jobject, jobject base, jlong offset, jboolean compressed))
305 Klass* klass = NULL;
306 oop base_object = JNIHandles::resolve(base);
307 jlong base_address = 0;
308 if (base_object != NULL && offset == oopDesc::klass_offset_in_bytes()) {
309 klass = base_object->klass();
310 } else if (!compressed) {
311 if (base_object != NULL) {
312 if (base_object->is_a(SystemDictionary::HotSpotResolvedJavaMethodImpl_klass())) {
313 base_address = HotSpotResolvedJavaMethodImpl::metaspaceMethod(base_object);
314 } else if (base_object->is_a(SystemDictionary::HotSpotConstantPool_klass())) {
315 base_address = HotSpotConstantPool::metaspaceConstantPool(base_object);
316 } else if (base_object->is_a(SystemDictionary::HotSpotResolvedObjectTypeImpl_klass())) {
317 base_address = (jlong) CompilerToVM::asKlass(base_object);
318 } else if (base_object->is_a(SystemDictionary::Class_klass())) {
319 base_address = (jlong) (address) base_object;
320 } else {
321 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(),
322 err_msg("Unexpected arguments: %s " JLONG_FORMAT " %s", base_object->klass()->external_name(), offset, compressed ? "true" : "false"));
323 }
324 }
325 klass = *((Klass**) (intptr_t) (base_address + offset));
326 } else {
327 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(),
328 err_msg("Unexpected arguments: %s " JLONG_FORMAT " %s", base_object->klass()->external_name(), offset, compressed ? "true" : "false"));
329 }
330 assert (klass == NULL || klass->is_klass(), "invalid read");
331 oop result = CompilerToVM::get_jvmci_type(klass, CHECK_NULL);
332 return JNIHandles::make_local(THREAD, result);
333 }
334
335 C2V_VMENTRY(jobject, findUniqueConcreteMethod, (JNIEnv *, jobject, jobject jvmci_type, jobject jvmci_method))
336 ResourceMark rm;
337 methodHandle method = CompilerToVM::asMethod(jvmci_method);
338 Klass* holder = CompilerToVM::asKlass(jvmci_type);
339 if (holder->is_interface()) {
340 THROW_MSG_0(vmSymbols::java_lang_InternalError(), err_msg("Interface %s should be handled in Java code", holder->external_name()));
341 }
342
343 methodHandle ucm;
344 {
345 MutexLocker locker(Compile_lock);
346 ucm = Dependencies::find_unique_concrete_method(holder, method());
347 }
348 oop result = CompilerToVM::get_jvmci_method(ucm, CHECK_NULL);
349 return JNIHandles::make_local(THREAD, result);
350 C2V_END
351
352 C2V_VMENTRY(jobject, getImplementor, (JNIEnv *, jobject, jobject jvmci_type))
353 Klass* klass = CompilerToVM::asKlass(jvmci_type);
354 if (!klass->is_interface()) {
355 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(),
356 err_msg("Expected interface type, got %s", klass->external_name()));
357 }
358 InstanceKlass* iklass = InstanceKlass::cast(klass);
359 oop implementor = CompilerToVM::get_jvmci_type(iklass->implementor(), CHECK_NULL);
360 return JNIHandles::make_local(THREAD, implementor);
361 C2V_END
362
363 C2V_VMENTRY(jboolean, methodIsIgnoredBySecurityStackWalk,(JNIEnv *, jobject, jobject jvmci_method))
364 methodHandle method = CompilerToVM::asMethod(jvmci_method);
365 return method->is_ignored_by_security_stack_walk();
366 C2V_END
367
368 C2V_VMENTRY(jboolean, isCompilable,(JNIEnv *, jobject, jobject jvmci_method))
369 methodHandle method = CompilerToVM::asMethod(jvmci_method);
370 constantPoolHandle cp = method->constMethod()->constants();
371 assert(!cp.is_null(), "npe");
372 // don't inline method when constant pool contains a CONSTANT_Dynamic
373 return !method->is_not_compilable(CompLevel_full_optimization) && !cp->has_dynamic_constant();
374 C2V_END
375
376 C2V_VMENTRY(jboolean, hasNeverInlineDirective,(JNIEnv *, jobject, jobject jvmci_method))
377 methodHandle method = CompilerToVM::asMethod(jvmci_method);
378 return !Inline || CompilerOracle::should_not_inline(method) || method->dont_inline();
379 C2V_END
380
381 C2V_VMENTRY(jboolean, shouldInlineMethod,(JNIEnv *, jobject, jobject jvmci_method))
382 methodHandle method = CompilerToVM::asMethod(jvmci_method);
383 return CompilerOracle::should_inline(method) || method->force_inline();
384 C2V_END
385
386 C2V_VMENTRY(jobject, lookupType, (JNIEnv*, jobject, jstring jname, jclass accessing_class, jboolean resolve))
387 ResourceMark rm;
388 Handle name(THREAD, JNIHandles::resolve(jname));
389 Symbol* class_name = java_lang_String::as_symbol(name(), CHECK_0);
390 if (java_lang_String::length(name()) <= 1) {
391 THROW_MSG_0(vmSymbols::java_lang_InternalError(), err_msg("Primitive type %s should be handled in Java code", class_name->as_C_string()));
392 }
393
394 Klass* resolved_klass = NULL;
395 if (JNIHandles::resolve(accessing_class) == NULL) {
396 THROW_0(vmSymbols::java_lang_NullPointerException());
397 }
398 Klass* accessing_klass = java_lang_Class::as_Klass(JNIHandles::resolve(accessing_class));
399 Handle class_loader(THREAD, accessing_klass->class_loader());
400 Handle protection_domain(THREAD, accessing_klass->protection_domain());
401
402 if (resolve) {
403 resolved_klass = SystemDictionary::resolve_or_null(class_name, class_loader, protection_domain, CHECK_0);
404 } else {
405 if (class_name->byte_at(0) == 'L' &&
406 class_name->byte_at(class_name->utf8_length()-1) == ';') {
407 // This is a name from a signature. Strip off the trimmings.
408 // Call recursive to keep scope of strippedsym.
409 TempNewSymbol strippedsym = SymbolTable::new_symbol(class_name->as_utf8()+1,
410 class_name->utf8_length()-2,
411 CHECK_0);
412 resolved_klass = SystemDictionary::find(strippedsym, class_loader, protection_domain, CHECK_0);
413 } else if (FieldType::is_array(class_name)) {
414 FieldArrayInfo fd;
415 // dimension and object_key in FieldArrayInfo are assigned as a side-effect
416 // of this call
417 BasicType t = FieldType::get_array_info(class_name, fd, CHECK_0);
418 if (t == T_OBJECT) {
419 TempNewSymbol strippedsym = SymbolTable::new_symbol(class_name->as_utf8()+1+fd.dimension(),
420 class_name->utf8_length()-2-fd.dimension(),
421 CHECK_0);
422 // naked oop "k" is OK here -- we assign back into it
423 resolved_klass = SystemDictionary::find(strippedsym,
424 class_loader,
425 protection_domain,
426 CHECK_0);
427 if (resolved_klass != NULL) {
428 resolved_klass = resolved_klass->array_klass(fd.dimension(), CHECK_0);
429 }
430 } else {
431 resolved_klass = Universe::typeArrayKlassObj(t);
432 resolved_klass = TypeArrayKlass::cast(resolved_klass)->array_klass(fd.dimension(), CHECK_0);
433 }
434 }
435 }
436 oop result = CompilerToVM::get_jvmci_type(resolved_klass, CHECK_NULL);
437 return JNIHandles::make_local(THREAD, result);
438 C2V_END
439
440 C2V_VMENTRY(jobject, resolveConstantInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
441 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
442 oop result = cp->resolve_constant_at(index, CHECK_NULL);
443 return JNIHandles::make_local(THREAD, result);
444 C2V_END
445
446 C2V_VMENTRY(jobject, resolvePossiblyCachedConstantInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
447 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
448 oop result = cp->resolve_possibly_cached_constant_at(index, CHECK_NULL);
449 return JNIHandles::make_local(THREAD, result);
450 C2V_END
451
452 C2V_VMENTRY(jint, lookupNameAndTypeRefIndexInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
453 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
454 return cp->name_and_type_ref_index_at(index);
455 C2V_END
456
457 C2V_VMENTRY(jobject, lookupNameInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint which))
458 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
459 Handle sym = java_lang_String::create_from_symbol(cp->name_ref_at(which), CHECK_NULL);
460 return JNIHandles::make_local(THREAD, sym());
461 C2V_END
462
463 C2V_VMENTRY(jobject, lookupSignatureInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint which))
464 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
465 Handle sym = java_lang_String::create_from_symbol(cp->signature_ref_at(which), CHECK_NULL);
466 return JNIHandles::make_local(THREAD, sym());
467 C2V_END
468
469 C2V_VMENTRY(jint, lookupKlassRefIndexInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
470 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
471 return cp->klass_ref_index_at(index);
472 C2V_END
473
474 C2V_VMENTRY(jobject, resolveTypeInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
475 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
476 Klass* resolved_klass = cp->klass_at(index, CHECK_NULL);
477 oop klass = CompilerToVM::get_jvmci_type(resolved_klass, CHECK_NULL);
478 return JNIHandles::make_local(THREAD, klass);
479 C2V_END
480
481 C2V_VMENTRY(jobject, lookupKlassInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index, jbyte opcode))
482 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
483 Klass* loading_klass = cp->pool_holder();
484 bool is_accessible = false;
485 Klass* klass = JVMCIEnv::get_klass_by_index(cp, index, is_accessible, loading_klass);
486 Symbol* symbol = NULL;
487 if (klass == NULL) {
488 symbol = cp->klass_name_at(index);
489 }
490 oop result_oop;
491 if (klass != NULL) {
492 result_oop = CompilerToVM::get_jvmci_type(klass, CHECK_NULL);
493 } else {
494 Handle result = java_lang_String::create_from_symbol(symbol, CHECK_NULL);
495 result_oop = result();
496 }
497 return JNIHandles::make_local(THREAD, result_oop);
498 C2V_END
499
500 C2V_VMENTRY(jobject, lookupAppendixInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
501 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
502 oop appendix_oop = ConstantPool::appendix_at_if_loaded(cp, index);
503 return JNIHandles::make_local(THREAD, appendix_oop);
504 C2V_END
505
506 C2V_VMENTRY(jobject, lookupMethodInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index, jbyte opcode))
507 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
508 InstanceKlass* pool_holder = cp->pool_holder();
509 Bytecodes::Code bc = (Bytecodes::Code) (((int) opcode) & 0xFF);
510 methodHandle method = JVMCIEnv::get_method_by_index(cp, index, bc, pool_holder);
511 oop result = CompilerToVM::get_jvmci_method(method, CHECK_NULL);
512 return JNIHandles::make_local(THREAD, result);
513 C2V_END
514
515 C2V_VMENTRY(jint, constantPoolRemapInstructionOperandFromCache, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
516 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
517 return cp->remap_instruction_operand_from_cache(index);
518 C2V_END
519
520 C2V_VMENTRY(jobject, resolveFieldInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index, jobject jvmci_method, jbyte opcode, jintArray info_handle))
521 ResourceMark rm;
522 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
523 Bytecodes::Code code = (Bytecodes::Code)(((int) opcode) & 0xFF);
524 fieldDescriptor fd;
525 LinkInfo link_info(cp, index, (jvmci_method != NULL) ? CompilerToVM::asMethod(jvmci_method) : NULL, CHECK_0);
526 LinkResolver::resolve_field(fd, link_info, Bytecodes::java_code(code), false, CHECK_0);
527 typeArrayOop info = (typeArrayOop) JNIHandles::resolve(info_handle);
528 if (info == NULL || info->length() != 3) {
529 JVMCI_ERROR_NULL("info must not be null and have a length of 3");
530 }
531 info->int_at_put(0, fd.access_flags().as_int());
532 info->int_at_put(1, fd.offset());
533 info->int_at_put(2, fd.index());
534 oop field_holder = CompilerToVM::get_jvmci_type(fd.field_holder(), CHECK_NULL);
535 return JNIHandles::make_local(THREAD, field_holder);
536 C2V_END
537
538 C2V_VMENTRY(jint, getVtableIndexForInterfaceMethod, (JNIEnv *, jobject, jobject jvmci_type, jobject jvmci_method))
539 ResourceMark rm;
540 Klass* klass = CompilerToVM::asKlass(jvmci_type);
541 Method* method = CompilerToVM::asMethod(jvmci_method);
542 if (klass->is_interface()) {
543 THROW_MSG_0(vmSymbols::java_lang_InternalError(), err_msg("Interface %s should be handled in Java code", klass->external_name()));
544 }
545 if (!method->method_holder()->is_interface()) {
546 THROW_MSG_0(vmSymbols::java_lang_InternalError(), err_msg("Method %s is not held by an interface, this case should be handled in Java code", method->name_and_sig_as_C_string()));
547 }
548 if (!InstanceKlass::cast(klass)->is_linked()) {
549 THROW_MSG_0(vmSymbols::java_lang_InternalError(), err_msg("Class %s must be linked", klass->external_name()));
550 }
551 return LinkResolver::vtable_index_of_interface_method(klass, method);
552 C2V_END
553
554 C2V_VMENTRY(jobject, resolveMethod, (JNIEnv *, jobject, jobject receiver_jvmci_type, jobject jvmci_method, jobject caller_jvmci_type))
555 Klass* recv_klass = CompilerToVM::asKlass(receiver_jvmci_type);
556 Klass* caller_klass = CompilerToVM::asKlass(caller_jvmci_type);
557 methodHandle method = CompilerToVM::asMethod(jvmci_method);
558
559 Klass* resolved = method->method_holder();
560 Symbol* h_name = method->name();
561 Symbol* h_signature = method->signature();
562
563 if (MethodHandles::is_signature_polymorphic_method(method())) {
564 // Signature polymorphic methods are already resolved, JVMCI just returns NULL in this case.
565 return NULL;
566 }
567
568 LinkInfo link_info(resolved, h_name, h_signature, caller_klass);
569 methodHandle m;
570 // Only do exact lookup if receiver klass has been linked. Otherwise,
571 // the vtable has not been setup, and the LinkResolver will fail.
572 if (recv_klass->is_array_klass() ||
573 (InstanceKlass::cast(recv_klass)->is_linked() && !recv_klass->is_interface())) {
574 if (resolved->is_interface()) {
575 m = LinkResolver::resolve_interface_call_or_null(recv_klass, link_info);
576 } else {
577 m = LinkResolver::resolve_virtual_call_or_null(recv_klass, link_info);
578 }
579 }
580
581 if (m.is_null()) {
582 // Return NULL if there was a problem with lookup (uninitialized class, etc.)
583 return NULL;
584 }
585
586 oop result = CompilerToVM::get_jvmci_method(m, CHECK_NULL);
587 return JNIHandles::make_local(THREAD, result);
588 C2V_END
589
590 C2V_VMENTRY(jboolean, hasFinalizableSubclass,(JNIEnv *, jobject, jobject jvmci_type))
591 Klass* klass = CompilerToVM::asKlass(jvmci_type);
592 assert(klass != NULL, "method must not be called for primitive types");
593 return Dependencies::find_finalizable_subclass(klass) != NULL;
594 C2V_END
595
596 C2V_VMENTRY(jobject, getClassInitializer, (JNIEnv *, jobject, jobject jvmci_type))
597 Klass* klass = CompilerToVM::asKlass(jvmci_type);
598 if (!klass->is_instance_klass()) {
599 return NULL;
600 }
601 InstanceKlass* iklass = InstanceKlass::cast(klass);
602 oop result = CompilerToVM::get_jvmci_method(iklass->class_initializer(), CHECK_NULL);
603 return JNIHandles::make_local(THREAD, result);
604 C2V_END
605
606 C2V_VMENTRY(jlong, getMaxCallTargetOffset, (JNIEnv*, jobject, jlong addr))
607 address target_addr = (address) addr;
608 if (target_addr != 0x0) {
609 int64_t off_low = (int64_t)target_addr - ((int64_t)CodeCache::low_bound() + sizeof(int));
610 int64_t off_high = (int64_t)target_addr - ((int64_t)CodeCache::high_bound() + sizeof(int));
611 return MAX2(ABS(off_low), ABS(off_high));
612 }
613 return -1;
614 C2V_END
615
616 C2V_VMENTRY(void, setNotInlinableOrCompilable,(JNIEnv *, jobject, jobject jvmci_method))
617 methodHandle method = CompilerToVM::asMethod(jvmci_method);
618 method->set_not_c1_compilable();
619 method->set_not_c2_compilable();
620 method->set_dont_inline(true);
621 C2V_END
622
623 C2V_VMENTRY(jint, installCode, (JNIEnv *jniEnv, jobject, jobject target, jobject compiled_code, jobject installed_code, jobject speculation_log))
624 ResourceMark rm;
625 HandleMark hm;
626 JNIHandleMark jni_hm;
627
628 Handle target_handle(THREAD, JNIHandles::resolve(target));
629 Handle compiled_code_handle(THREAD, JNIHandles::resolve(compiled_code));
630 CodeBlob* cb = NULL;
631 Handle installed_code_handle(THREAD, JNIHandles::resolve(installed_code));
632 Handle speculation_log_handle(THREAD, JNIHandles::resolve(speculation_log));
633
634 JVMCICompiler* compiler = JVMCICompiler::instance(true, CHECK_JNI_ERR);
635
636 TraceTime install_time("installCode", JVMCICompiler::codeInstallTimer());
637 bool is_immutable_PIC = HotSpotCompiledCode::isImmutablePIC(compiled_code_handle) > 0;
638 CodeInstaller installer(is_immutable_PIC);
639 JVMCIEnv::CodeInstallResult result = installer.install(compiler, target_handle, compiled_code_handle, cb, installed_code_handle, speculation_log_handle, CHECK_0);
640
641 if (PrintCodeCacheOnCompilation) {
642 stringStream s;
643 // Dump code cache into a buffer before locking the tty,
644 {
645 MutexLockerEx mu(CodeCache_lock, Mutex::_no_safepoint_check_flag);
646 CodeCache::print_summary(&s, false);
647 }
648 ttyLocker ttyl;
649 tty->print_raw_cr(s.as_string());
650 }
651
652 if (result != JVMCIEnv::ok) {
653 assert(cb == NULL, "should be");
654 } else {
655 if (installed_code_handle.not_null()) {
656 assert(installed_code_handle->is_a(InstalledCode::klass()), "wrong type");
657 nmethod::invalidate_installed_code(installed_code_handle, CHECK_0);
658 {
659 // Ensure that all updates to the InstalledCode fields are consistent.
660 MutexLockerEx pl(Patching_lock, Mutex::_no_safepoint_check_flag);
661 InstalledCode::set_address(installed_code_handle, (jlong) cb);
662 InstalledCode::set_version(installed_code_handle, InstalledCode::version(installed_code_handle) + 1);
663 if (cb->is_nmethod()) {
664 InstalledCode::set_entryPoint(installed_code_handle, (jlong) cb->as_nmethod_or_null()->verified_entry_point());
665 } else {
666 InstalledCode::set_entryPoint(installed_code_handle, (jlong) cb->code_begin());
667 }
668 if (installed_code_handle->is_a(HotSpotInstalledCode::klass())) {
669 HotSpotInstalledCode::set_size(installed_code_handle, cb->size());
670 HotSpotInstalledCode::set_codeStart(installed_code_handle, (jlong) cb->code_begin());
671 HotSpotInstalledCode::set_codeSize(installed_code_handle, cb->code_size());
672 }
673 }
674 }
675 }
676 return result;
677 C2V_END
678
679 C2V_VMENTRY(jint, getMetadata, (JNIEnv *jniEnv, jobject, jobject target, jobject compiled_code, jobject metadata))
680 ResourceMark rm;
681 HandleMark hm;
682
683 Handle target_handle(THREAD, JNIHandles::resolve(target));
684 Handle compiled_code_handle(THREAD, JNIHandles::resolve(compiled_code));
685 Handle metadata_handle(THREAD, JNIHandles::resolve(metadata));
686
687 CodeMetadata code_metadata;
688 CodeBlob *cb = NULL;
689 CodeInstaller installer(true /* immutable PIC compilation */);
690
691 JVMCIEnv::CodeInstallResult result = installer.gather_metadata(target_handle, compiled_code_handle, code_metadata, CHECK_0);
692 if (result != JVMCIEnv::ok) {
693 return result;
694 }
695
696 if (code_metadata.get_nr_pc_desc() > 0) {
697 typeArrayHandle pcArrayOop = oopFactory::new_byteArray_handle(sizeof(PcDesc) * code_metadata.get_nr_pc_desc(), CHECK_(JVMCIEnv::cache_full));
698 memcpy(pcArrayOop->byte_at_addr(0), code_metadata.get_pc_desc(), sizeof(PcDesc) * code_metadata.get_nr_pc_desc());
699 HotSpotMetaData::set_pcDescBytes(metadata_handle, pcArrayOop());
700 }
701
702 if (code_metadata.get_scopes_size() > 0) {
703 typeArrayHandle scopesArrayOop = oopFactory::new_byteArray_handle(code_metadata.get_scopes_size(), CHECK_(JVMCIEnv::cache_full));
704 memcpy(scopesArrayOop->byte_at_addr(0), code_metadata.get_scopes_desc(), code_metadata.get_scopes_size());
705 HotSpotMetaData::set_scopesDescBytes(metadata_handle, scopesArrayOop());
706 }
707
708 RelocBuffer* reloc_buffer = code_metadata.get_reloc_buffer();
709 typeArrayHandle relocArrayOop = oopFactory::new_byteArray_handle((int) reloc_buffer->size(), CHECK_(JVMCIEnv::cache_full));
710 if (reloc_buffer->size() > 0) {
711 memcpy(relocArrayOop->byte_at_addr(0), reloc_buffer->begin(), reloc_buffer->size());
712 }
713 HotSpotMetaData::set_relocBytes(metadata_handle, relocArrayOop());
714
715 const OopMapSet* oopMapSet = installer.oopMapSet();
716 {
717 ResourceMark mark;
718 ImmutableOopMapBuilder builder(oopMapSet);
719 int oopmap_size = builder.heap_size();
720 typeArrayHandle oopMapArrayHandle = oopFactory::new_byteArray_handle(oopmap_size, CHECK_(JVMCIEnv::cache_full));
721 builder.generate_into((address) oopMapArrayHandle->byte_at_addr(0));
722 HotSpotMetaData::set_oopMaps(metadata_handle, oopMapArrayHandle());
723 }
724
725 AOTOopRecorder* recorder = code_metadata.get_oop_recorder();
726
727 int nr_meta_refs = recorder->nr_meta_refs();
728 objArrayOop metadataArray = oopFactory::new_objectArray(nr_meta_refs, CHECK_(JVMCIEnv::cache_full));
729 objArrayHandle metadataArrayHandle(THREAD, metadataArray);
730 for (int i = 0; i < nr_meta_refs; ++i) {
731 jobject element = recorder->meta_element(i);
732 if (element == NULL) {
733 return JVMCIEnv::cache_full;
734 }
735 metadataArrayHandle->obj_at_put(i, JNIHandles::resolve(element));
736 }
737 HotSpotMetaData::set_metadata(metadata_handle, metadataArrayHandle());
738
739 ExceptionHandlerTable* handler = code_metadata.get_exception_table();
740 int table_size = handler->size_in_bytes();
741 typeArrayHandle exceptionArrayOop = oopFactory::new_byteArray_handle(table_size, CHECK_(JVMCIEnv::cache_full));
742
743 if (table_size > 0) {
744 handler->copy_bytes_to((address) exceptionArrayOop->byte_at_addr(0));
745 }
746 HotSpotMetaData::set_exceptionBytes(metadata_handle, exceptionArrayOop());
747
748 return result;
749 C2V_END
750
751 C2V_VMENTRY(void, resetCompilationStatistics, (JNIEnv *jniEnv, jobject))
752 JVMCICompiler* compiler = JVMCICompiler::instance(true, CHECK);
753 CompilerStatistics* stats = compiler->stats();
754 stats->_standard.reset();
755 stats->_osr.reset();
756 C2V_END
757
758 C2V_VMENTRY(jobject, disassembleCodeBlob, (JNIEnv *jniEnv, jobject, jobject installedCode))
759 ResourceMark rm;
760 HandleMark hm;
761
762 if (installedCode == NULL) {
763 THROW_MSG_NULL(vmSymbols::java_lang_NullPointerException(), "installedCode is null");
764 }
765
766 jlong codeBlob = InstalledCode::address(installedCode);
767 if (codeBlob == 0L) {
768 return NULL;
769 }
770
771 CodeBlob* cb = (CodeBlob*) (address) codeBlob;
772 if (cb == NULL) {
773 return NULL;
774 }
775
776 // We don't want the stringStream buffer to resize during disassembly as it
777 // uses scoped resource memory. If a nested function called during disassembly uses
778 // a ResourceMark and the buffer expands within the scope of the mark,
779 // the buffer becomes garbage when that scope is exited. Experience shows that
780 // the disassembled code is typically about 10x the code size so a fixed buffer
781 // sized to 20x code size plus a fixed amount for header info should be sufficient.
782 int bufferSize = cb->code_size() * 20 + 1024;
783 char* buffer = NEW_RESOURCE_ARRAY(char, bufferSize);
784 stringStream st(buffer, bufferSize);
785 if (cb->is_nmethod()) {
786 nmethod* nm = (nmethod*) cb;
787 if (!nm->is_alive()) {
788 return NULL;
789 }
790 }
791 Disassembler::decode(cb, &st);
792 if (st.size() <= 0) {
793 return NULL;
794 }
795
796 Handle result = java_lang_String::create_from_platform_dependent_str(st.as_string(), CHECK_NULL);
797 return JNIHandles::make_local(THREAD, result());
798 C2V_END
799
800 C2V_VMENTRY(jobject, getStackTraceElement, (JNIEnv*, jobject, jobject jvmci_method, int bci))
801 ResourceMark rm;
802 HandleMark hm;
803
804 methodHandle method = CompilerToVM::asMethod(jvmci_method);
805 oop element = java_lang_StackTraceElement::create(method, bci, CHECK_NULL);
806 return JNIHandles::make_local(THREAD, element);
807 C2V_END
808
809 C2V_VMENTRY(jobject, executeInstalledCode, (JNIEnv*, jobject, jobject args, jobject hotspotInstalledCode))
810 ResourceMark rm;
811 HandleMark hm;
812
813 jlong nmethodValue = InstalledCode::address(hotspotInstalledCode);
814 if (nmethodValue == 0L) {
815 THROW_NULL(vmSymbols::jdk_vm_ci_code_InvalidInstalledCodeException());
816 }
817 nmethod* nm = (nmethod*) (address) nmethodValue;
818 methodHandle mh = nm->method();
819 Symbol* signature = mh->signature();
820 JavaCallArguments jca(mh->size_of_parameters());
821
822 JavaArgumentUnboxer jap(signature, &jca, (arrayOop) JNIHandles::resolve(args), mh->is_static());
823 JavaValue result(jap.get_ret_type());
824 jca.set_alternative_target(nm);
825 JavaCalls::call(&result, mh, &jca, CHECK_NULL);
826
827 if (jap.get_ret_type() == T_VOID) {
828 return NULL;
829 } else if (jap.get_ret_type() == T_OBJECT || jap.get_ret_type() == T_ARRAY) {
830 return JNIHandles::make_local(THREAD, (oop) result.get_jobject());
831 } else {
832 jvalue *value = (jvalue *) result.get_value_addr();
833 // Narrow the value down if required (Important on big endian machines)
834 switch (jap.get_ret_type()) {
835 case T_BOOLEAN:
836 value->z = (jboolean) value->i;
837 break;
838 case T_BYTE:
839 value->b = (jbyte) value->i;
840 break;
841 case T_CHAR:
842 value->c = (jchar) value->i;
843 break;
844 case T_SHORT:
845 value->s = (jshort) value->i;
846 break;
847 default:
848 break;
849 }
850 oop o = java_lang_boxing_object::create(jap.get_ret_type(), value, CHECK_NULL);
851 return JNIHandles::make_local(THREAD, o);
852 }
853 C2V_END
854
855 C2V_VMENTRY(jlongArray, getLineNumberTable, (JNIEnv *, jobject, jobject jvmci_method))
856 Method* method = CompilerToVM::asMethod(jvmci_method);
857 if (!method->has_linenumber_table()) {
858 return NULL;
859 }
860 u2 num_entries = 0;
861 CompressedLineNumberReadStream streamForSize(method->compressed_linenumber_table());
862 while (streamForSize.read_pair()) {
863 num_entries++;
864 }
865
866 CompressedLineNumberReadStream stream(method->compressed_linenumber_table());
867 typeArrayOop result = oopFactory::new_longArray(2 * num_entries, CHECK_NULL);
868
869 int i = 0;
870 jlong value;
871 while (stream.read_pair()) {
872 value = ((long) stream.bci());
873 result->long_at_put(i, value);
874 value = ((long) stream.line());
875 result->long_at_put(i + 1, value);
876 i += 2;
877 }
878
879 return (jlongArray) JNIHandles::make_local(THREAD, result);
880 C2V_END
881
882 C2V_VMENTRY(jlong, getLocalVariableTableStart, (JNIEnv *, jobject, jobject jvmci_method))
883 ResourceMark rm;
884 Method* method = CompilerToVM::asMethod(jvmci_method);
885 if (!method->has_localvariable_table()) {
886 return 0;
887 }
888 return (jlong) (address) method->localvariable_table_start();
889 C2V_END
890
891 C2V_VMENTRY(jint, getLocalVariableTableLength, (JNIEnv *, jobject, jobject jvmci_method))
892 ResourceMark rm;
893 Method* method = CompilerToVM::asMethod(jvmci_method);
894 return method->localvariable_table_length();
895 C2V_END
896
897 C2V_VMENTRY(void, reprofile, (JNIEnv*, jobject, jobject jvmci_method))
898 Method* method = CompilerToVM::asMethod(jvmci_method);
899 MethodCounters* mcs = method->method_counters();
900 if (mcs != NULL) {
901 mcs->clear_counters();
902 }
903 NOT_PRODUCT(method->set_compiled_invocation_count(0));
904
905 CompiledMethod* code = method->code();
906 if (code != NULL) {
907 code->make_not_entrant();
908 }
909
910 MethodData* method_data = method->method_data();
911 if (method_data == NULL) {
912 ClassLoaderData* loader_data = method->method_holder()->class_loader_data();
913 method_data = MethodData::allocate(loader_data, method, CHECK);
914 method->set_method_data(method_data);
915 } else {
916 method_data->initialize();
917 }
918 C2V_END
919
920
921 C2V_VMENTRY(void, invalidateInstalledCode, (JNIEnv*, jobject, jobject installed_code))
922 Handle installed_code_handle(THREAD, JNIHandles::resolve(installed_code));
923 nmethod::invalidate_installed_code(installed_code_handle, CHECK);
924 C2V_END
925
926 C2V_VMENTRY(jlongArray, collectCounters, (JNIEnv*, jobject))
927 typeArrayOop arrayOop = oopFactory::new_longArray(JVMCICounterSize, CHECK_NULL);
928 JavaThread::collect_counters(arrayOop);
929 return (jlongArray) JNIHandles::make_local(THREAD, arrayOop);
930 C2V_END
931
932 C2V_VMENTRY(int, allocateCompileId, (JNIEnv*, jobject, jobject jvmci_method, int entry_bci))
933 HandleMark hm;
934 ResourceMark rm;
935 if (JNIHandles::resolve(jvmci_method) == NULL) {
936 THROW_0(vmSymbols::java_lang_NullPointerException());
937 }
938 Method* method = CompilerToVM::asMethod(jvmci_method);
939 if (entry_bci >= method->code_size() || entry_bci < -1) {
940 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(), err_msg("Unexpected bci %d", entry_bci));
941 }
942 return CompileBroker::assign_compile_id_unlocked(THREAD, method, entry_bci);
943 C2V_END
944
945
946 C2V_VMENTRY(jboolean, isMature, (JNIEnv*, jobject, jlong metaspace_method_data))
947 MethodData* mdo = CompilerToVM::asMethodData(metaspace_method_data);
948 return mdo != NULL && mdo->is_mature();
949 C2V_END
950
951 C2V_VMENTRY(jboolean, hasCompiledCodeForOSR, (JNIEnv*, jobject, jobject jvmci_method, int entry_bci, int comp_level))
952 Method* method = CompilerToVM::asMethod(jvmci_method);
953 return method->lookup_osr_nmethod_for(entry_bci, comp_level, true) != NULL;
954 C2V_END
955
956 C2V_VMENTRY(jobject, getSymbol, (JNIEnv*, jobject, jlong symbol))
957 Handle sym = java_lang_String::create_from_symbol((Symbol*)(address)symbol, CHECK_NULL);
958 return JNIHandles::make_local(THREAD, sym());
959 C2V_END
960
961 bool matches(jobjectArray methods, Method* method) {
962 objArrayOop methods_oop = (objArrayOop) JNIHandles::resolve(methods);
963
964 for (int i = 0; i < methods_oop->length(); i++) {
965 oop resolved = methods_oop->obj_at(i);
966 if (resolved->is_a(HotSpotResolvedJavaMethodImpl::klass()) && CompilerToVM::asMethod(resolved) == method) {
967 return true;
968 }
969 }
970 return false;
971 }
972
973 void call_interface(JavaValue* result, Klass* spec_klass, Symbol* name, Symbol* signature, JavaCallArguments* args, TRAPS) {
974 CallInfo callinfo;
975 Handle receiver = args->receiver();
976 Klass* recvrKlass = receiver.is_null() ? (Klass*)NULL : receiver->klass();
977 LinkInfo link_info(spec_klass, name, signature);
978 LinkResolver::resolve_interface_call(
979 callinfo, receiver, recvrKlass, link_info, true, CHECK);
980 methodHandle method = callinfo.selected_method();
981 assert(method.not_null(), "should have thrown exception");
982
983 // Invoke the method
984 JavaCalls::call(result, method, args, CHECK);
985 }
986
987 C2V_VMENTRY(jobject, iterateFrames, (JNIEnv*, jobject compilerToVM, jobjectArray initial_methods, jobjectArray match_methods, jint initialSkip, jobject visitor_handle))
988 ResourceMark rm;
989
990 if (!thread->has_last_Java_frame()) {
991 return NULL;
992 }
993 Handle visitor(THREAD, JNIHandles::resolve_non_null(visitor_handle));
994 Handle frame_reference = HotSpotStackFrameReference::klass()->allocate_instance_handle(CHECK_NULL);
995 HotSpotStackFrameReference::klass()->initialize(CHECK_NULL);
996
997 StackFrameStream fst(thread);
998
999 jobjectArray methods = initial_methods;
1000
1001 int frame_number = 0;
1002 vframe* vf = vframe::new_vframe(fst.current(), fst.register_map(), thread);
1003
1004 while (true) {
1005 // look for the given method
1006 bool realloc_called = false;
1007 while (true) {
1008 StackValueCollection* locals = NULL;
1009 if (vf->is_compiled_frame()) {
1010 // compiled method frame
1011 compiledVFrame* cvf = compiledVFrame::cast(vf);
1012 if (methods == NULL || matches(methods, cvf->method())) {
1013 if (initialSkip > 0) {
1014 initialSkip--;
1015 } else {
1016 ScopeDesc* scope = cvf->scope();
1017 // native wrappers do not have a scope
1018 if (scope != NULL && scope->objects() != NULL) {
1019 GrowableArray<ScopeValue*>* objects;
1020 if (!realloc_called) {
1021 objects = scope->objects();
1022 } else {
1023 // some object might already have been re-allocated, only reallocate the non-allocated ones
1024 objects = new GrowableArray<ScopeValue*>(scope->objects()->length());
1025 int ii = 0;
1026 for (int i = 0; i < scope->objects()->length(); i++) {
1027 ObjectValue* sv = (ObjectValue*) scope->objects()->at(i);
1028 if (sv->value().is_null()) {
1029 objects->at_put(ii++, sv);
1030 }
1031 }
1032 }
1033 bool realloc_failures = Deoptimization::realloc_objects(thread, fst.current(), objects, CHECK_NULL);
1034 Deoptimization::reassign_fields(fst.current(), fst.register_map(), objects, realloc_failures, false);
1035 realloc_called = true;
1036
1037 GrowableArray<ScopeValue*>* local_values = scope->locals();
1038 assert(local_values != NULL, "NULL locals");
1039 typeArrayOop array_oop = oopFactory::new_boolArray(local_values->length(), CHECK_NULL);
1040 typeArrayHandle array(THREAD, array_oop);
1041 for (int i = 0; i < local_values->length(); i++) {
1042 ScopeValue* value = local_values->at(i);
1043 if (value->is_object()) {
1044 array->bool_at_put(i, true);
1045 }
1046 }
1047 HotSpotStackFrameReference::set_localIsVirtual(frame_reference, array());
1048 } else {
1049 HotSpotStackFrameReference::set_localIsVirtual(frame_reference, NULL);
1050 }
1051
1052 locals = cvf->locals();
1053 HotSpotStackFrameReference::set_bci(frame_reference, cvf->bci());
1054 oop method = CompilerToVM::get_jvmci_method(cvf->method(), CHECK_NULL);
1055 HotSpotStackFrameReference::set_method(frame_reference, method);
1056 }
1057 }
1058 } else if (vf->is_interpreted_frame()) {
1059 // interpreted method frame
1060 interpretedVFrame* ivf = interpretedVFrame::cast(vf);
1061 if (methods == NULL || matches(methods, ivf->method())) {
1062 if (initialSkip > 0) {
1063 initialSkip--;
1064 } else {
1065 locals = ivf->locals();
1066 HotSpotStackFrameReference::set_bci(frame_reference, ivf->bci());
1067 oop method = CompilerToVM::get_jvmci_method(ivf->method(), CHECK_NULL);
1068 HotSpotStackFrameReference::set_method(frame_reference, method);
1069 HotSpotStackFrameReference::set_localIsVirtual(frame_reference, NULL);
1070 }
1071 }
1072 }
1073
1074 // locals != NULL means that we found a matching frame and result is already partially initialized
1075 if (locals != NULL) {
1076 methods = match_methods;
1077 HotSpotStackFrameReference::set_compilerToVM(frame_reference, JNIHandles::resolve(compilerToVM));
1078 HotSpotStackFrameReference::set_stackPointer(frame_reference, (jlong) fst.current()->sp());
1079 HotSpotStackFrameReference::set_frameNumber(frame_reference, frame_number);
1080
1081 // initialize the locals array
1082 objArrayOop array_oop = oopFactory::new_objectArray(locals->size(), CHECK_NULL);
1083 objArrayHandle array(THREAD, array_oop);
1084 for (int i = 0; i < locals->size(); i++) {
1085 StackValue* var = locals->at(i);
1086 if (var->type() == T_OBJECT) {
1087 array->obj_at_put(i, locals->at(i)->get_obj()());
1088 }
1089 }
1090 HotSpotStackFrameReference::set_locals(frame_reference, array());
1091 HotSpotStackFrameReference::set_objectsMaterialized(frame_reference, JNI_FALSE);
1092
1093 JavaValue result(T_OBJECT);
1094 JavaCallArguments args(visitor);
1095 args.push_oop(frame_reference);
1096 call_interface(&result, SystemDictionary::InspectedFrameVisitor_klass(), vmSymbols::visitFrame_name(), vmSymbols::visitFrame_signature(), &args, CHECK_NULL);
1097 if (result.get_jobject() != NULL) {
1098 return JNIHandles::make_local(thread, (oop) result.get_jobject());
1099 }
1100 assert(initialSkip == 0, "There should be no match before initialSkip == 0");
1101 if (HotSpotStackFrameReference::objectsMaterialized(frame_reference) == JNI_TRUE) {
1102 // the frame has been deoptimized, we need to re-synchronize the frame and vframe
1103 intptr_t* stack_pointer = (intptr_t*) HotSpotStackFrameReference::stackPointer(frame_reference);
1104 fst = StackFrameStream(thread);
1105 while (fst.current()->sp() != stack_pointer && !fst.is_done()) {
1106 fst.next();
1107 }
1108 if (fst.current()->sp() != stack_pointer) {
1109 THROW_MSG_NULL(vmSymbols::java_lang_IllegalStateException(), "stack frame not found after deopt")
1110 }
1111 vf = vframe::new_vframe(fst.current(), fst.register_map(), thread);
1112 if (!vf->is_compiled_frame()) {
1113 THROW_MSG_NULL(vmSymbols::java_lang_IllegalStateException(), "compiled stack frame expected")
1114 }
1115 for (int i = 0; i < frame_number; i++) {
1116 if (vf->is_top()) {
1117 THROW_MSG_NULL(vmSymbols::java_lang_IllegalStateException(), "vframe not found after deopt")
1118 }
1119 vf = vf->sender();
1120 assert(vf->is_compiled_frame(), "Wrong frame type");
1121 }
1122 }
1123 frame_reference = HotSpotStackFrameReference::klass()->allocate_instance_handle(CHECK_NULL);
1124 HotSpotStackFrameReference::klass()->initialize(CHECK_NULL);
1125 }
1126
1127 if (vf->is_top()) {
1128 break;
1129 }
1130 frame_number++;
1131 vf = vf->sender();
1132 } // end of vframe loop
1133
1134 if (fst.is_done()) {
1135 break;
1136 }
1137 fst.next();
1138 vf = vframe::new_vframe(fst.current(), fst.register_map(), thread);
1139 frame_number = 0;
1140 } // end of frame loop
1141
1142 // the end was reached without finding a matching method
1143 return NULL;
1144 C2V_END
1145
1146 C2V_VMENTRY(void, resolveInvokeDynamicInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
1147 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
1148 CallInfo callInfo;
1149 LinkResolver::resolve_invoke(callInfo, Handle(), cp, index, Bytecodes::_invokedynamic, CHECK);
1150 ConstantPoolCacheEntry* cp_cache_entry = cp->invokedynamic_cp_cache_entry_at(index);
1151 cp_cache_entry->set_dynamic_call(cp, callInfo);
1152 C2V_END
1153
1154 C2V_VMENTRY(void, resolveInvokeHandleInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
1155 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
1156 Klass* holder = cp->klass_ref_at(index, CHECK);
1157 Symbol* name = cp->name_ref_at(index);
1158 if (MethodHandles::is_signature_polymorphic_name(holder, name)) {
1159 CallInfo callInfo;
1160 LinkResolver::resolve_invoke(callInfo, Handle(), cp, index, Bytecodes::_invokehandle, CHECK);
1161 ConstantPoolCacheEntry* cp_cache_entry = cp->cache()->entry_at(cp->decode_cpcache_index(index));
1162 cp_cache_entry->set_method_handle(cp, callInfo);
1163 }
1164 C2V_END
1165
1166 C2V_VMENTRY(jint, isResolvedInvokeHandleInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
1167 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
1168 ConstantPoolCacheEntry* cp_cache_entry = cp->cache()->entry_at(cp->decode_cpcache_index(index));
1169 if (cp_cache_entry->is_resolved(Bytecodes::_invokehandle)) {
1170 // MethodHandle.invoke* --> LambdaForm?
1171 ResourceMark rm;
1172
1173 LinkInfo link_info(cp, index, CATCH);
1174
1175 Klass* resolved_klass = link_info.resolved_klass();
1176
1177 Symbol* name_sym = cp->name_ref_at(index);
1178
1179 vmassert(MethodHandles::is_method_handle_invoke_name(resolved_klass, name_sym), "!");
1180 vmassert(MethodHandles::is_signature_polymorphic_name(resolved_klass, name_sym), "!");
1181
1182 methodHandle adapter_method(cp_cache_entry->f1_as_method());
1183
1184 methodHandle resolved_method(adapter_method);
1185
1186 // Can we treat it as a regular invokevirtual?
1187 if (resolved_method->method_holder() == resolved_klass && resolved_method->name() == name_sym) {
1188 vmassert(!resolved_method->is_static(),"!");
1189 vmassert(MethodHandles::is_signature_polymorphic_method(resolved_method()),"!");
1190 vmassert(!MethodHandles::is_signature_polymorphic_static(resolved_method->intrinsic_id()), "!");
1191 vmassert(cp_cache_entry->appendix_if_resolved(cp) == NULL, "!");
1192 vmassert(cp_cache_entry->method_type_if_resolved(cp) == NULL, "!");
1193
1194 methodHandle m(LinkResolver::linktime_resolve_virtual_method_or_null(link_info));
1195 vmassert(m == resolved_method, "!!");
1196 return -1;
1197 }
1198
1199 return Bytecodes::_invokevirtual;
1200 }
1201 if (cp_cache_entry->is_resolved(Bytecodes::_invokedynamic)) {
1202 return Bytecodes::_invokedynamic;
1203 }
1204 return -1;
1205 C2V_END
1206
1207
1208 C2V_VMENTRY(jobject, getSignaturePolymorphicHolders, (JNIEnv*, jobject))
1209 objArrayHandle holders = oopFactory::new_objArray_handle(SystemDictionary::String_klass(), 2, CHECK_NULL);
1210 Handle mh = java_lang_String::create_from_str("Ljava/lang/invoke/MethodHandle;", CHECK_NULL);
1211 Handle vh = java_lang_String::create_from_str("Ljava/lang/invoke/VarHandle;", CHECK_NULL);
1212 holders->obj_at_put(0, mh());
1213 holders->obj_at_put(1, vh());
1214 return JNIHandles::make_local(THREAD, holders());
1215 C2V_END
1216
1217 C2V_VMENTRY(jboolean, shouldDebugNonSafepoints, (JNIEnv*, jobject))
1218 //see compute_recording_non_safepoints in debugInfroRec.cpp
1219 if (JvmtiExport::should_post_compiled_method_load() && FLAG_IS_DEFAULT(DebugNonSafepoints)) {
1220 return true;
1221 }
1222 return DebugNonSafepoints;
1223 C2V_END
1224
1225 // public native void materializeVirtualObjects(HotSpotStackFrameReference stackFrame, boolean invalidate);
1226 C2V_VMENTRY(void, materializeVirtualObjects, (JNIEnv*, jobject, jobject hs_frame, bool invalidate))
1227 ResourceMark rm;
1228
1229 if (hs_frame == NULL) {
1230 THROW_MSG(vmSymbols::java_lang_NullPointerException(), "stack frame is null")
1231 }
1232
1233 HotSpotStackFrameReference::klass()->initialize(CHECK);
1234
1235 // look for the given stack frame
1236 StackFrameStream fst(thread);
1237 intptr_t* stack_pointer = (intptr_t*) HotSpotStackFrameReference::stackPointer(hs_frame);
1238 while (fst.current()->sp() != stack_pointer && !fst.is_done()) {
1239 fst.next();
1240 }
1241 if (fst.current()->sp() != stack_pointer) {
1242 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "stack frame not found")
1243 }
1244
1245 if (invalidate) {
1246 if (!fst.current()->is_compiled_frame()) {
1247 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "compiled stack frame expected")
1248 }
1249 assert(fst.current()->cb()->is_nmethod(), "nmethod expected");
1250 ((nmethod*) fst.current()->cb())->make_not_entrant();
1251 }
1252 Deoptimization::deoptimize(thread, *fst.current(), fst.register_map(), Deoptimization::Reason_none);
1253 // look for the frame again as it has been updated by deopt (pc, deopt state...)
1254 StackFrameStream fstAfterDeopt(thread);
1255 while (fstAfterDeopt.current()->sp() != stack_pointer && !fstAfterDeopt.is_done()) {
1256 fstAfterDeopt.next();
1257 }
1258 if (fstAfterDeopt.current()->sp() != stack_pointer) {
1259 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "stack frame not found after deopt")
1260 }
1261
1262 vframe* vf = vframe::new_vframe(fstAfterDeopt.current(), fstAfterDeopt.register_map(), thread);
1263 if (!vf->is_compiled_frame()) {
1264 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "compiled stack frame expected")
1265 }
1266
1267 GrowableArray<compiledVFrame*>* virtualFrames = new GrowableArray<compiledVFrame*>(10);
1268 while (true) {
1269 assert(vf->is_compiled_frame(), "Wrong frame type");
1270 virtualFrames->push(compiledVFrame::cast(vf));
1271 if (vf->is_top()) {
1272 break;
1273 }
1274 vf = vf->sender();
1275 }
1276
1277 int last_frame_number = HotSpotStackFrameReference::frameNumber(hs_frame);
1278 if (last_frame_number >= virtualFrames->length()) {
1279 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "invalid frame number")
1280 }
1281
1282 // Reallocate the non-escaping objects and restore their fields.
1283 assert (virtualFrames->at(last_frame_number)->scope() != NULL,"invalid scope");
1284 GrowableArray<ScopeValue*>* objects = virtualFrames->at(last_frame_number)->scope()->objects();
1285
1286 if (objects == NULL) {
1287 // no objects to materialize
1288 return;
1289 }
1290
1291 bool realloc_failures = Deoptimization::realloc_objects(thread, fstAfterDeopt.current(), objects, CHECK);
1292 Deoptimization::reassign_fields(fstAfterDeopt.current(), fstAfterDeopt.register_map(), objects, realloc_failures, false);
1293
1294 for (int frame_index = 0; frame_index < virtualFrames->length(); frame_index++) {
1295 compiledVFrame* cvf = virtualFrames->at(frame_index);
1296
1297 GrowableArray<ScopeValue*>* scopeLocals = cvf->scope()->locals();
1298 StackValueCollection* locals = cvf->locals();
1299 if (locals != NULL) {
1300 for (int i2 = 0; i2 < locals->size(); i2++) {
1301 StackValue* var = locals->at(i2);
1302 if (var->type() == T_OBJECT && scopeLocals->at(i2)->is_object()) {
1303 jvalue val;
1304 val.l = (jobject) locals->at(i2)->get_obj()();
1305 cvf->update_local(T_OBJECT, i2, val);
1306 }
1307 }
1308 }
1309
1310 GrowableArray<ScopeValue*>* scopeExpressions = cvf->scope()->expressions();
1311 StackValueCollection* expressions = cvf->expressions();
1312 if (expressions != NULL) {
1313 for (int i2 = 0; i2 < expressions->size(); i2++) {
1314 StackValue* var = expressions->at(i2);
1315 if (var->type() == T_OBJECT && scopeExpressions->at(i2)->is_object()) {
1316 jvalue val;
1317 val.l = (jobject) expressions->at(i2)->get_obj()();
1318 cvf->update_stack(T_OBJECT, i2, val);
1319 }
1320 }
1321 }
1322
1323 GrowableArray<MonitorValue*>* scopeMonitors = cvf->scope()->monitors();
1324 GrowableArray<MonitorInfo*>* monitors = cvf->monitors();
1325 if (monitors != NULL) {
1326 for (int i2 = 0; i2 < monitors->length(); i2++) {
1327 cvf->update_monitor(i2, monitors->at(i2));
1328 }
1329 }
1330 }
1331
1332 // all locals are materialized by now
1333 HotSpotStackFrameReference::set_localIsVirtual(hs_frame, NULL);
1334
1335 // update the locals array
1336 objArrayHandle array(THREAD, HotSpotStackFrameReference::locals(hs_frame));
1337 StackValueCollection* locals = virtualFrames->at(last_frame_number)->locals();
1338 for (int i = 0; i < locals->size(); i++) {
1339 StackValue* var = locals->at(i);
1340 if (var->type() == T_OBJECT) {
1341 array->obj_at_put(i, locals->at(i)->get_obj()());
1342 }
1343 }
1344 HotSpotStackFrameReference::set_objectsMaterialized(hs_frame, JNI_TRUE);
1345 C2V_END
1346
1347 C2V_VMENTRY(void, writeDebugOutput, (JNIEnv*, jobject, jbyteArray bytes, jint offset, jint length))
1348 if (bytes == NULL) {
1349 THROW(vmSymbols::java_lang_NullPointerException());
1350 }
1351 typeArrayOop array = (typeArrayOop) JNIHandles::resolve(bytes);
1352
1353 // Check if offset and length are non negative.
1354 if (offset < 0 || length < 0) {
1355 THROW(vmSymbols::java_lang_ArrayIndexOutOfBoundsException());
1356 }
1357 // Check if the range is valid.
1358 if ((((unsigned int) length + (unsigned int) offset) > (unsigned int) array->length())) {
1359 THROW(vmSymbols::java_lang_ArrayIndexOutOfBoundsException());
1360 }
1361 while (length > 0) {
1362 jbyte* start = array->byte_at_addr(offset);
1363 tty->write((char*) start, MIN2(length, (jint)O_BUFLEN));
1364 length -= O_BUFLEN;
1365 offset += O_BUFLEN;
1366 }
1367 C2V_END
1368
1369 C2V_VMENTRY(void, flushDebugOutput, (JNIEnv*, jobject))
1370 tty->flush();
1371 C2V_END
1372
1373 C2V_VMENTRY(int, methodDataProfileDataSize, (JNIEnv*, jobject, jlong metaspace_method_data, jint position))
1374 ResourceMark rm;
1375 MethodData* mdo = CompilerToVM::asMethodData(metaspace_method_data);
1376 ProfileData* profile_data = mdo->data_at(position);
1377 if (mdo->is_valid(profile_data)) {
1378 return profile_data->size_in_bytes();
1379 }
1380 DataLayout* data = mdo->extra_data_base();
1381 DataLayout* end = mdo->extra_data_limit();
1382 for (;; data = mdo->next_extra(data)) {
1383 assert(data < end, "moved past end of extra data");
1384 profile_data = data->data_in();
1385 if (mdo->dp_to_di(profile_data->dp()) == position) {
1386 return profile_data->size_in_bytes();
1387 }
1388 }
1389 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(), err_msg("Invalid profile data position %d", position));
1390 C2V_END
1391
1392 C2V_VMENTRY(jlong, getFingerprint, (JNIEnv*, jobject, jlong metaspace_klass))
1393 Klass *k = CompilerToVM::asKlass(metaspace_klass);
1394 if (k->is_instance_klass()) {
1395 return InstanceKlass::cast(k)->get_stored_fingerprint();
1396 } else {
1397 return 0;
1398 }
1399 C2V_END
1400
1401 C2V_VMENTRY(jobject, getHostClass, (JNIEnv*, jobject, jobject jvmci_type))
1402 InstanceKlass* k = InstanceKlass::cast(CompilerToVM::asKlass(jvmci_type));
1403 InstanceKlass* host = k->host_klass();
1404 oop result = CompilerToVM::get_jvmci_type(host, CHECK_NULL);
1405 return JNIHandles::make_local(THREAD, result);
1406 C2V_END
1407
1408 C2V_VMENTRY(int, interpreterFrameSize, (JNIEnv*, jobject, jobject bytecode_frame_handle))
1409 if (bytecode_frame_handle == NULL) {
1410 THROW_0(vmSymbols::java_lang_NullPointerException());
1411 }
1412
1413 oop top_bytecode_frame = JNIHandles::resolve_non_null(bytecode_frame_handle);
1414 oop bytecode_frame = top_bytecode_frame;
1415 int size = 0;
1416 int callee_parameters = 0;
1417 int callee_locals = 0;
1418 Method* method = getMethodFromHotSpotMethod(BytecodePosition::method(bytecode_frame));
1419 int extra_args = method->max_stack() - BytecodeFrame::numStack(bytecode_frame);
1420
1421 while (bytecode_frame != NULL) {
1422 int locks = BytecodeFrame::numLocks(bytecode_frame);
1423 int temps = BytecodeFrame::numStack(bytecode_frame);
1424 bool is_top_frame = (bytecode_frame == top_bytecode_frame);
1425 Method* method = getMethodFromHotSpotMethod(BytecodePosition::method(bytecode_frame));
1426
1427 int frame_size = BytesPerWord * Interpreter::size_activation(method->max_stack(),
1428 temps + callee_parameters,
1429 extra_args,
1430 locks,
1431 callee_parameters,
1432 callee_locals,
1433 is_top_frame);
1434 size += frame_size;
1435
1436 callee_parameters = method->size_of_parameters();
1437 callee_locals = method->max_locals();
1438 extra_args = 0;
1439 bytecode_frame = BytecodePosition::caller(bytecode_frame);
1440 }
1441 return size + Deoptimization::last_frame_adjust(0, callee_locals) * BytesPerWord;
1442 C2V_END
1443
1444 C2V_VMENTRY(void, compileToBytecode, (JNIEnv*, jobject, jobject lambda_form_handle))
1445 Handle lambda_form(THREAD, JNIHandles::resolve_non_null(lambda_form_handle));
1446 if (lambda_form->is_a(SystemDictionary::LambdaForm_klass())) {
1447 TempNewSymbol compileToBytecode = SymbolTable::new_symbol("compileToBytecode", CHECK);
1448 JavaValue result(T_VOID);
1449 JavaCalls::call_special(&result, lambda_form, SystemDictionary::LambdaForm_klass(), compileToBytecode, vmSymbols::void_method_signature(), CHECK);
1450 } else {
1451 THROW_MSG(vmSymbols::java_lang_IllegalArgumentException(),
1452 err_msg("Unexpected type: %s", lambda_form->klass()->external_name()));
1453 }
1454 C2V_END
1455
1456 #define CC (char*) /*cast a literal from (const char*)*/
1457 #define FN_PTR(f) CAST_FROM_FN_PTR(void*, &(c2v_ ## f))
1458
1459 #define STRING "Ljava/lang/String;"
1460 #define OBJECT "Ljava/lang/Object;"
1461 #define CLASS "Ljava/lang/Class;"
1462 #define EXECUTABLE "Ljava/lang/reflect/Executable;"
1463 #define STACK_TRACE_ELEMENT "Ljava/lang/StackTraceElement;"
1464 #define INSTALLED_CODE "Ljdk/vm/ci/code/InstalledCode;"
1465 #define TARGET_DESCRIPTION "Ljdk/vm/ci/code/TargetDescription;"
1466 #define BYTECODE_FRAME "Ljdk/vm/ci/code/BytecodeFrame;"
1467 #define INSPECTED_FRAME_VISITOR "Ljdk/vm/ci/code/stack/InspectedFrameVisitor;"
1468 #define RESOLVED_METHOD "Ljdk/vm/ci/meta/ResolvedJavaMethod;"
1469 #define HS_RESOLVED_METHOD "Ljdk/vm/ci/hotspot/HotSpotResolvedJavaMethodImpl;"
1470 #define HS_RESOLVED_KLASS "Ljdk/vm/ci/hotspot/HotSpotResolvedObjectTypeImpl;"
1471 #define HS_CONSTANT_POOL "Ljdk/vm/ci/hotspot/HotSpotConstantPool;"
1472 #define HS_COMPILED_CODE "Ljdk/vm/ci/hotspot/HotSpotCompiledCode;"
1473 #define HS_CONFIG "Ljdk/vm/ci/hotspot/HotSpotVMConfig;"
1474 #define HS_METADATA "Ljdk/vm/ci/hotspot/HotSpotMetaData;"
1475 #define HS_STACK_FRAME_REF "Ljdk/vm/ci/hotspot/HotSpotStackFrameReference;"
1476 #define HS_SPECULATION_LOG "Ljdk/vm/ci/hotspot/HotSpotSpeculationLog;"
1477 #define METASPACE_METHOD_DATA "J"
1478
1479 JNINativeMethod CompilerToVM::methods[] = {
1480 {CC "getBytecode", CC "(" HS_RESOLVED_METHOD ")[B", FN_PTR(getBytecode)},
1481 {CC "getExceptionTableStart", CC "(" HS_RESOLVED_METHOD ")J", FN_PTR(getExceptionTableStart)},
1482 {CC "getExceptionTableLength", CC "(" HS_RESOLVED_METHOD ")I", FN_PTR(getExceptionTableLength)},
1483 {CC "findUniqueConcreteMethod", CC "(" HS_RESOLVED_KLASS HS_RESOLVED_METHOD ")" HS_RESOLVED_METHOD, FN_PTR(findUniqueConcreteMethod)},
1484 {CC "getImplementor", CC "(" HS_RESOLVED_KLASS ")" HS_RESOLVED_KLASS, FN_PTR(getImplementor)},
1485 {CC "getStackTraceElement", CC "(" HS_RESOLVED_METHOD "I)" STACK_TRACE_ELEMENT, FN_PTR(getStackTraceElement)},
1486 {CC "methodIsIgnoredBySecurityStackWalk", CC "(" HS_RESOLVED_METHOD ")Z", FN_PTR(methodIsIgnoredBySecurityStackWalk)},
1487 {CC "setNotInlinableOrCompilable", CC "(" HS_RESOLVED_METHOD ")V", FN_PTR(setNotInlinableOrCompilable)},
1488 {CC "isCompilable", CC "(" HS_RESOLVED_METHOD ")Z", FN_PTR(isCompilable)},
1489 {CC "hasNeverInlineDirective", CC "(" HS_RESOLVED_METHOD ")Z", FN_PTR(hasNeverInlineDirective)},
1490 {CC "shouldInlineMethod", CC "(" HS_RESOLVED_METHOD ")Z", FN_PTR(shouldInlineMethod)},
1491 {CC "lookupType", CC "(" STRING CLASS "Z)" HS_RESOLVED_KLASS, FN_PTR(lookupType)},
1492 {CC "lookupNameInPool", CC "(" HS_CONSTANT_POOL "I)" STRING, FN_PTR(lookupNameInPool)},
1493 {CC "lookupNameAndTypeRefIndexInPool", CC "(" HS_CONSTANT_POOL "I)I", FN_PTR(lookupNameAndTypeRefIndexInPool)},
1494 {CC "lookupSignatureInPool", CC "(" HS_CONSTANT_POOL "I)" STRING, FN_PTR(lookupSignatureInPool)},
1495 {CC "lookupKlassRefIndexInPool", CC "(" HS_CONSTANT_POOL "I)I", FN_PTR(lookupKlassRefIndexInPool)},
1496 {CC "lookupKlassInPool", CC "(" HS_CONSTANT_POOL "I)Ljava/lang/Object;", FN_PTR(lookupKlassInPool)},
1497 {CC "lookupAppendixInPool", CC "(" HS_CONSTANT_POOL "I)" OBJECT, FN_PTR(lookupAppendixInPool)},
1498 {CC "lookupMethodInPool", CC "(" HS_CONSTANT_POOL "IB)" HS_RESOLVED_METHOD, FN_PTR(lookupMethodInPool)},
1499 {CC "constantPoolRemapInstructionOperandFromCache", CC "(" HS_CONSTANT_POOL "I)I", FN_PTR(constantPoolRemapInstructionOperandFromCache)},
1500 {CC "resolveConstantInPool", CC "(" HS_CONSTANT_POOL "I)" OBJECT, FN_PTR(resolveConstantInPool)},
1501 {CC "resolvePossiblyCachedConstantInPool", CC "(" HS_CONSTANT_POOL "I)" OBJECT, FN_PTR(resolvePossiblyCachedConstantInPool)},
1502 {CC "resolveTypeInPool", CC "(" HS_CONSTANT_POOL "I)" HS_RESOLVED_KLASS, FN_PTR(resolveTypeInPool)},
1503 {CC "resolveFieldInPool", CC "(" HS_CONSTANT_POOL "I" HS_RESOLVED_METHOD "B[I)" HS_RESOLVED_KLASS, FN_PTR(resolveFieldInPool)},
1504 {CC "resolveInvokeDynamicInPool", CC "(" HS_CONSTANT_POOL "I)V", FN_PTR(resolveInvokeDynamicInPool)},
1505 {CC "resolveInvokeHandleInPool", CC "(" HS_CONSTANT_POOL "I)V", FN_PTR(resolveInvokeHandleInPool)},
1506 {CC "isResolvedInvokeHandleInPool", CC "(" HS_CONSTANT_POOL "I)I", FN_PTR(isResolvedInvokeHandleInPool)},
1507 {CC "resolveMethod", CC "(" HS_RESOLVED_KLASS HS_RESOLVED_METHOD HS_RESOLVED_KLASS ")" HS_RESOLVED_METHOD, FN_PTR(resolveMethod)},
1508 {CC "getSignaturePolymorphicHolders", CC "()[" STRING, FN_PTR(getSignaturePolymorphicHolders)},
1509 {CC "getVtableIndexForInterfaceMethod", CC "(" HS_RESOLVED_KLASS HS_RESOLVED_METHOD ")I", FN_PTR(getVtableIndexForInterfaceMethod)},
1510 {CC "getClassInitializer", CC "(" HS_RESOLVED_KLASS ")" HS_RESOLVED_METHOD, FN_PTR(getClassInitializer)},
1511 {CC "hasFinalizableSubclass", CC "(" HS_RESOLVED_KLASS ")Z", FN_PTR(hasFinalizableSubclass)},
1512 {CC "getMaxCallTargetOffset", CC "(J)J", FN_PTR(getMaxCallTargetOffset)},
1513 {CC "asResolvedJavaMethod", CC "(" EXECUTABLE ")" HS_RESOLVED_METHOD, FN_PTR(asResolvedJavaMethod)},
1514 {CC "getResolvedJavaMethod", CC "(Ljava/lang/Object;J)" HS_RESOLVED_METHOD, FN_PTR(getResolvedJavaMethod)},
1515 {CC "getConstantPool", CC "(Ljava/lang/Object;)" HS_CONSTANT_POOL, FN_PTR(getConstantPool)},
1516 {CC "getResolvedJavaType", CC "(Ljava/lang/Object;JZ)" HS_RESOLVED_KLASS, FN_PTR(getResolvedJavaType)},
1517 {CC "readConfiguration", CC "()[" OBJECT, FN_PTR(readConfiguration)},
1518 {CC "installCode", CC "(" TARGET_DESCRIPTION HS_COMPILED_CODE INSTALLED_CODE HS_SPECULATION_LOG ")I", FN_PTR(installCode)},
1519 {CC "getMetadata", CC "(" TARGET_DESCRIPTION HS_COMPILED_CODE HS_METADATA ")I", FN_PTR(getMetadata)},
1520 {CC "resetCompilationStatistics", CC "()V", FN_PTR(resetCompilationStatistics)},
1521 {CC "disassembleCodeBlob", CC "(" INSTALLED_CODE ")" STRING, FN_PTR(disassembleCodeBlob)},
1522 {CC "executeInstalledCode", CC "([" OBJECT INSTALLED_CODE ")" OBJECT, FN_PTR(executeInstalledCode)},
1523 {CC "getLineNumberTable", CC "(" HS_RESOLVED_METHOD ")[J", FN_PTR(getLineNumberTable)},
1524 {CC "getLocalVariableTableStart", CC "(" HS_RESOLVED_METHOD ")J", FN_PTR(getLocalVariableTableStart)},
1525 {CC "getLocalVariableTableLength", CC "(" HS_RESOLVED_METHOD ")I", FN_PTR(getLocalVariableTableLength)},
1526 {CC "reprofile", CC "(" HS_RESOLVED_METHOD ")V", FN_PTR(reprofile)},
1527 {CC "invalidateInstalledCode", CC "(" INSTALLED_CODE ")V", FN_PTR(invalidateInstalledCode)},
1528 {CC "collectCounters", CC "()[J", FN_PTR(collectCounters)},
1529 {CC "allocateCompileId", CC "(" HS_RESOLVED_METHOD "I)I", FN_PTR(allocateCompileId)},
1530 {CC "isMature", CC "(" METASPACE_METHOD_DATA ")Z", FN_PTR(isMature)},
1531 {CC "hasCompiledCodeForOSR", CC "(" HS_RESOLVED_METHOD "II)Z", FN_PTR(hasCompiledCodeForOSR)},
1532 {CC "getSymbol", CC "(J)" STRING, FN_PTR(getSymbol)},
1533 {CC "iterateFrames", CC "([" RESOLVED_METHOD "[" RESOLVED_METHOD "I" INSPECTED_FRAME_VISITOR ")" OBJECT, FN_PTR(iterateFrames)},
1534 {CC "materializeVirtualObjects", CC "(" HS_STACK_FRAME_REF "Z)V", FN_PTR(materializeVirtualObjects)},
1535 {CC "shouldDebugNonSafepoints", CC "()Z", FN_PTR(shouldDebugNonSafepoints)},
1536 {CC "writeDebugOutput", CC "([BII)V", FN_PTR(writeDebugOutput)},
1537 {CC "flushDebugOutput", CC "()V", FN_PTR(flushDebugOutput)},
1538 {CC "methodDataProfileDataSize", CC "(JI)I", FN_PTR(methodDataProfileDataSize)},
1539 {CC "getFingerprint", CC "(J)J", FN_PTR(getFingerprint)},
1540 {CC "getHostClass", CC "(" HS_RESOLVED_KLASS ")" HS_RESOLVED_KLASS, FN_PTR(getHostClass)},
1541 {CC "interpreterFrameSize", CC "(" BYTECODE_FRAME ")I", FN_PTR(interpreterFrameSize)},
1542 {CC "compileToBytecode", CC "(" OBJECT ")V", FN_PTR(compileToBytecode)},
1543 {CC "getFlagValue", CC "(" STRING ")" OBJECT, FN_PTR(getFlagValue)},
1544 };
1545
1546 int CompilerToVM::methods_count() {
1547 return sizeof(methods) / sizeof(JNINativeMethod);
1548 }