Old src/hotspot/share/jvmci/jvmciCompilerToVM.cpp (original) (raw)
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 "interpreter/linkResolver.hpp"
29 #include "memory/oopFactory.hpp"
30 #include "oops/cpCache.inline.hpp"
31 #include "oops/generateOopMap.hpp"
32 #include "oops/method.inline.hpp"
33 #include "oops/objArrayOop.inline.hpp"
34 #include "oops/typeArrayOop.inline.hpp"
35 #include "compiler/compileBroker.hpp"
36 #include "compiler/disassembler.hpp"
37 #include "jvmci/jvmciCompilerToVM.hpp"
38 #include "jvmci/jvmciCodeInstaller.hpp"
39 #include "jvmci/jvmciRuntime.hpp"
40 #include "runtime/frame.inline.hpp"
41 #include "runtime/interfaceSupport.inline.hpp"
42 #include "runtime/jniHandles.inline.hpp"
43 #include "runtime/timerTrace.hpp"
44 #include "runtime/vframe_hp.hpp"
45
46
47 void JNIHandleMark::push_jni_handle_block() {
48 JavaThread thread = JavaThread::current();
49 if (thread != NULL) {
50 // Allocate a new block for JNI handles.
51 // Inlined code from jni_PushLocalFrame()
52 JNIHandleBlock* java_handles = ((JavaThread*)thread)->active_handles();
53 JNIHandleBlock* compile_handles = JNIHandleBlock::allocate_block(thread);
54 assert(compile_handles != NULL && java_handles != NULL, "should not be NULL");
55 compile_handles->set_pop_frame_link(java_handles);
56 thread->set_active_handles(compile_handles);
57 }
58 }
59
60 void JNIHandleMark::pop_jni_handle_block() {
61 JavaThread* thread = JavaThread::current();
62 if (thread != NULL) {
63 // Release our JNI handle block
64 JNIHandleBlock* compile_handles = thread->active_handles();
65 JNIHandleBlock* java_handles = compile_handles->pop_frame_link();
66 thread->set_active_handles(java_handles);
67 compile_handles->set_pop_frame_link(NULL);
68 JNIHandleBlock::release_block(compile_handles, thread); // may block
69 }
70 }
71
72 // Entry to native method implementation that transitions current thread to 'thread_in_vm'.
73 #define C2V_VMENTRY(result_type, name, signature)
74 JNIEXPORT result_type JNICALL c2v ## name signature {
75 TRACE_jvmci_1("CompilerToVM::" #name);
76 TRACE_CALL(result_type, jvmci_ ## name signature)
77 JVMCI_VM_ENTRY_MARK;
78
79 #define C2V_END }
80
81 oop CompilerToVM::get_jvmci_method(const methodHandle& method, TRAPS) {
82 if (method() != NULL) {
83 JavaValue result(T_OBJECT);
84 JavaCallArguments args;
85 args.push_long((jlong) (address) method());
86 JavaCalls::call_static(&result, SystemDictionary::HotSpotResolvedJavaMethodImpl_klass(), vmSymbols::fromMetaspace_name(), vmSymbols::method_fromMetaspace_signature(), &args, CHECK_NULL);
87
88 return (oop)result.get_jobject();
89 }
90 return NULL;
91 }
92
93 oop CompilerToVM::get_jvmci_type(Klass* klass, TRAPS) {
94 if (klass != NULL) {
95 JavaValue result(T_OBJECT);
96 JavaCallArguments args;
97 args.push_oop(Handle(THREAD, klass->java_mirror()));
98 JavaCalls::call_static(&result, SystemDictionary::HotSpotResolvedObjectTypeImpl_klass(), vmSymbols::fromMetaspace_name(), vmSymbols::klass_fromMetaspace_signature(), &args, CHECK_NULL);
99
100 return (oop)result.get_jobject();
101 }
102 return NULL;
103 }
104
105 Handle JavaArgumentUnboxer::next_arg(BasicType expectedType) {
106 assert(_index < _args->length(), "out of bounds");
107 oop arg=((objArrayOop) (_args))->obj_at(_index++);
108 assert(expectedType == T_OBJECT || java_lang_boxing_object::is_instance(arg, expectedType), "arg type mismatch");
109 return Handle(Thread::current(), arg);
110 }
111
112 jobjectArray readConfiguration0(JNIEnv env, TRAPS);
113
114 C2V_VMENTRY(jobjectArray, readConfiguration, (JNIEnv env))
115 jobjectArray config = readConfiguration0(env, CHECK_NULL);
116 return config;
117 C2V_END
118
119 C2V_VMENTRY(jobject, getFlagValue, (JNIEnv , jobject c2vm, jobject name_handle))
120 #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);
121 #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);
122 Handle name(THREAD, JNIHandles::resolve(name_handle));
123 if (name.is_null()) {
124 THROW_0(vmSymbols::java_lang_NullPointerException());
125 }
126 ResourceMark rm;
127 const char cstring = java_lang_String::as_utf8_string(name());
128 Flag flag = Flag::find_flag(cstring, strlen(cstring), / allow_locked / true, / return_flag / true);
129 if (flag == NULL) {
130 return c2vm;
131 }
132 if (flag->is_bool()) {
133 jvalue prim;
134 prim.z = flag->get_bool();
135 oop box = java_lang_boxing_object::create(T_BOOLEAN, &prim, CHECK_NULL);
136 return JNIHandles::make_local(THREAD, box);
137 } else if (flag->is_ccstr()) {
138 Handle value = java_lang_String::create_from_str(flag->get_ccstr(), CHECK_NULL);
139 return JNIHandles::make_local(THREAD, value());
140 } else if (flag->is_intx()) {
141 RETURN_BOXED_LONG(flag->get_intx());
142 } else if (flag->is_int()) {
143 RETURN_BOXED_LONG(flag->get_int());
144 } else if (flag->is_uint()) {
145 RETURN_BOXED_LONG(flag->get_uint());
146 } else if (flag->is_uint64_t()) {
147 RETURN_BOXED_LONG(flag->get_uint64_t());
148 } else if (flag->is_size_t()) {
149 RETURN_BOXED_LONG(flag->get_size_t());
150 } else if (flag->is_uintx()) {
151 RETURN_BOXED_LONG(flag->get_uintx());
152 } else if (flag->is_double()) {
153 RETURN_BOXED_DOUBLE(flag->get_double());
154 } else {
155 JVMCI_ERROR_NULL("VM flag %s has unsupported type %s", flag->_name, flag->_type);
156 }
157 #undef RETURN_BOXED_LONG
158 #undef RETURN_BOXED_DOUBLE
159 C2V_END
160
161 C2V_VMENTRY(jbyteArray, getBytecode, (JNIEnv , jobject, jobject jvmci_method))
162 methodHandle method = CompilerToVM::asMethod(jvmci_method);
163 ResourceMark rm;
164
165 int code_size = method->code_size();
166 typeArrayOop reconstituted_code = oopFactory::new_byteArray(code_size, CHECK_NULL);
167
168 guarantee(method->method_holder()->is_rewritten(), "Method's holder should be rewritten");
169 // iterate over all bytecodes and replace non-Java bytecodes
170
171 for (BytecodeStream s(method); s.next() != Bytecodes::_illegal; ) {
172 Bytecodes::Code code = s.code();
173 Bytecodes::Code raw_code = s.raw_code();
174 int bci = s.bci();
175 int len = s.instruction_size();
176
177 // Restore original byte code.
178 reconstituted_code->byte_at_put(bci, (jbyte) (s.is_wide()? Bytecodes::_wide : code));
179 if (len > 1) {
180 memcpy(reconstituted_code->byte_at_addr(bci + 1), s.bcp()+1, len-1);
181 }
182
183 if (len > 1) {
184 // Restore the big-endian constant pool indexes.
185 // Cf. Rewriter::scan_method
186 switch (code) {
187 case Bytecodes::_getstatic:
188 case Bytecodes::_putstatic:
189 case Bytecodes::_getfield:
190 case Bytecodes::_putfield:
191 case Bytecodes::_invokevirtual:
192 case Bytecodes::_invokespecial:
193 case Bytecodes::_invokestatic:
194 case Bytecodes::_invokeinterface:
195 case Bytecodes::_invokehandle: {
196 int cp_index = Bytes::get_native_u2((address) reconstituted_code->byte_at_addr(bci + 1));
197 Bytes::put_Java_u2((address) reconstituted_code->byte_at_addr(bci + 1), (u2) cp_index);
198 break;
199 }
200
201 case Bytecodes::_invokedynamic: {
202 int cp_index = Bytes::get_native_u4((address) reconstituted_code->byte_at_addr(bci + 1));
203 Bytes::put_Java_u4((address) reconstituted_code->byte_at_addr(bci + 1), (u4) cp_index);
204 break;
205 }
206
207 default:
208 break;
209 }
210
211 // Not all ldc byte code are rewritten.
212 switch (raw_code) {
213 case Bytecodes::_fast_aldc: {
214 int cpc_index = reconstituted_code->byte_at(bci + 1) & 0xff;
215 int cp_index = method->constants()->object_to_cp_index(cpc_index);
216 assert(cp_index < method->constants()->length(), "sanity check");
217 reconstituted_code->byte_at_put(bci + 1, (jbyte) cp_index);
218 break;
219 }
220
221 case Bytecodes::_fast_aldc_w: {
222 int cpc_index = Bytes::get_native_u2((address) reconstituted_code->byte_at_addr(bci + 1));
223 int cp_index = method->constants()->object_to_cp_index(cpc_index);
224 assert(cp_index < method->constants()->length(), "sanity check");
225 Bytes::put_Java_u2((address) reconstituted_code->byte_at_addr(bci + 1), (u2) cp_index);
226 break;
227 }
228
229 default:
230 break;
231 }
232 }
233 }
234
235 return (jbyteArray) JNIHandles::make_local(THREAD, reconstituted_code);
236 C2V_END
237
238 C2V_VMENTRY(jint, getExceptionTableLength, (JNIEnv , jobject, jobject jvmci_method))
239 ResourceMark rm;
240 methodHandle method = CompilerToVM::asMethod(jvmci_method);
241 return method->exception_table_length();
242 C2V_END
243
244 C2V_VMENTRY(jlong, getExceptionTableStart, (JNIEnv , jobject, jobject jvmci_method))
245 ResourceMark rm;
246 methodHandle method = CompilerToVM::asMethod(jvmci_method);
247 if (method->exception_table_length() == 0) {
248 return 0L;
249 }
250 return (jlong) (address) method->exception_table_start();
251 C2V_END
252
253 C2V_VMENTRY(jobject, asResolvedJavaMethod, (JNIEnv , jobject, jobject executable_handle))
254 oop executable = JNIHandles::resolve(executable_handle);
255 oop mirror = NULL;
256 int slot = 0;
257
258 if (executable->klass() == SystemDictionary::reflect_Constructor_klass()) {
259 mirror = java_lang_reflect_Constructor::clazz(executable);
260 slot = java_lang_reflect_Constructor::slot(executable);
261 } else {
262 assert(executable->klass() == SystemDictionary::reflect_Method_klass(), "wrong type");
263 mirror = java_lang_reflect_Method::clazz(executable);
264 slot = java_lang_reflect_Method::slot(executable);
265 }
266 Klass holder = java_lang_Class::as_Klass(mirror);
267 methodHandle method = InstanceKlass::cast(holder)->method_with_idnum(slot);
268 oop result = CompilerToVM::get_jvmci_method(method, CHECK_NULL);
269 return JNIHandles::make_local(THREAD, result);
270 }
271
272 C2V_VMENTRY(jobject, getResolvedJavaMethod, (JNIEnv , jobject, jobject base, jlong offset))
273 methodHandle method;
274 oop base_object = JNIHandles::resolve(base);
275 if (base_object == NULL) {
276 method = ((Method)(offset));
277 } else if (base_object->is_a(SystemDictionary::ResolvedMethodName_klass())) {
278 method = (Method) (intptr_t) base_object->long_field(offset);
279 } else if (base_object->is_a(SystemDictionary::HotSpotResolvedJavaMethodImpl_klass())) {
280 method = ((Method)(HotSpotResolvedJavaMethodImpl::metaspaceMethod(base_object) + offset));
281 } else {
282 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(),
283 err_msg("Unexpected type: %s", base_object->klass()->external_name()));
284 }
285 assert (method.is_null() || method->is_method(), "invalid read");
286 oop result = CompilerToVM::get_jvmci_method(method, CHECK_NULL);
287 return JNIHandles::make_local(THREAD, result);
288 }
289
290 C2V_VMENTRY(jobject, getConstantPool, (JNIEnv , jobject, jobject object_handle))
291 constantPoolHandle cp;
292 oop object = JNIHandles::resolve(object_handle);
293 if (object == NULL) {
294 THROW_0(vmSymbols::java_lang_NullPointerException());
295 }
296 if (object->is_a(SystemDictionary::HotSpotResolvedJavaMethodImpl_klass())) {
297 cp = CompilerToVM::asMethod(object)->constMethod()->constants();
298 } else if (object->is_a(SystemDictionary::HotSpotResolvedObjectTypeImpl_klass())) {
299 cp = InstanceKlass::cast(CompilerToVM::asKlass(object))->constants();
300 } else {
301 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(),
302 err_msg("Unexpected type: %s", object->klass()->external_name()));
303 }
304 assert(!cp.is_null(), "npe");
305 JavaValue method_result(T_OBJECT);
306 JavaCallArguments args;
307 args.push_long((jlong) (address) cp());
308 JavaCalls::call_static(&method_result, SystemDictionary::HotSpotConstantPool_klass(), vmSymbols::fromMetaspace_name(), vmSymbols::constantPool_fromMetaspace_signature(), &args, CHECK_NULL);
309 return JNIHandles::make_local(THREAD, (oop)method_result.get_jobject());
310 }
311
312 C2V_VMENTRY(jobject, getResolvedJavaType, (JNIEnv , jobject, jobject base, jlong offset, jboolean compressed))
313 Klass klass = NULL;
314 oop base_object = JNIHandles::resolve(base);
315 jlong base_address = 0;
316 if (base_object != NULL && offset == oopDesc::klass_offset_in_bytes()) {
317 klass = base_object->klass();
318 } else if (!compressed) {
319 if (base_object != NULL) {
320 if (base_object->is_a(SystemDictionary::HotSpotResolvedJavaMethodImpl_klass())) {
321 base_address = HotSpotResolvedJavaMethodImpl::metaspaceMethod(base_object);
322 } else if (base_object->is_a(SystemDictionary::HotSpotConstantPool_klass())) {
323 base_address = HotSpotConstantPool::metaspaceConstantPool(base_object);
324 } else if (base_object->is_a(SystemDictionary::HotSpotResolvedObjectTypeImpl_klass())) {
325 base_address = (jlong) CompilerToVM::asKlass(base_object);
326 } else if (base_object->is_a(SystemDictionary::Class_klass())) {
327 base_address = (jlong) (address) base_object;
328 } else {
329 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(),
330 err_msg("Unexpected arguments: %s " JLONG_FORMAT " %s", base_object->klass()->external_name(), offset, compressed ? "true" : "false"));
331 }
332 }
333 klass = ((Klass) (intptr_t) (base_address + offset));
334 } else {
335 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(),
336 err_msg("Unexpected arguments: %s " JLONG_FORMAT " %s", base_object->klass()->external_name(), offset, compressed ? "true" : "false"));
337 }
338 assert (klass == NULL || klass->is_klass(), "invalid read");
339 oop result = CompilerToVM::get_jvmci_type(klass, CHECK_NULL);
340 return JNIHandles::make_local(THREAD, result);
341 }
342
343 C2V_VMENTRY(jobject, findUniqueConcreteMethod, (JNIEnv , jobject, jobject jvmci_type, jobject jvmci_method))
344 ResourceMark rm;
345 methodHandle method = CompilerToVM::asMethod(jvmci_method);
346 Klass holder = CompilerToVM::asKlass(jvmci_type);
347 if (holder->is_interface()) {
348 THROW_MSG_0(vmSymbols::java_lang_InternalError(), err_msg("Interface %s should be handled in Java code", holder->external_name()));
349 }
350
351 methodHandle ucm;
352 {
353 MutexLocker locker(Compile_lock);
354 ucm = Dependencies::find_unique_concrete_method(holder, method());
355 }
356 oop result = CompilerToVM::get_jvmci_method(ucm, CHECK_NULL);
357 return JNIHandles::make_local(THREAD, result);
358 C2V_END
359
360 C2V_VMENTRY(jobject, getImplementor, (JNIEnv , jobject, jobject jvmci_type))
361 Klass klass = CompilerToVM::asKlass(jvmci_type);
362 if (!klass->is_interface()) {
363 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(),
364 err_msg("Expected interface type, got %s", klass->external_name()));
365 }
366 InstanceKlass iklass = InstanceKlass::cast(klass);
367 oop implementor = CompilerToVM::get_jvmci_type(iklass->implementor(), CHECK_NULL);
368 return JNIHandles::make_local(THREAD, implementor);
369 C2V_END
370
371 C2V_VMENTRY(jboolean, methodIsIgnoredBySecurityStackWalk,(JNIEnv , jobject, jobject jvmci_method))
372 methodHandle method = CompilerToVM::asMethod(jvmci_method);
373 return method->is_ignored_by_security_stack_walk();
374 C2V_END
375
376 C2V_VMENTRY(jboolean, isCompilable,(JNIEnv , jobject, jobject jvmci_method))
377 methodHandle method = CompilerToVM::asMethod(jvmci_method);
378 constantPoolHandle cp = method->constMethod()->constants();
379 assert(!cp.is_null(), "npe");
380 // don't inline method when constant pool contains a CONSTANT_Dynamic
381 return !method->is_not_compilable(CompLevel_full_optimization) && !cp->has_dynamic_constant();
382 C2V_END
383
384 C2V_VMENTRY(jboolean, hasNeverInlineDirective,(JNIEnv , jobject, jobject jvmci_method))
385 methodHandle method = CompilerToVM::asMethod(jvmci_method);
386 return !Inline || CompilerOracle::should_not_inline(method) || method->dont_inline();
387 C2V_END
388
389 C2V_VMENTRY(jboolean, shouldInlineMethod,(JNIEnv , jobject, jobject jvmci_method))
390 methodHandle method = CompilerToVM::asMethod(jvmci_method);
391 return CompilerOracle::should_inline(method) || method->force_inline();
392 C2V_END
393
394 C2V_VMENTRY(jobject, lookupType, (JNIEnv, jobject, jstring jname, jclass accessing_class, jboolean resolve))
395 ResourceMark rm;
396 Handle name(THREAD, JNIHandles::resolve(jname));
397 Symbol class_name = java_lang_String::as_symbol(name(), CHECK_0);
398 if (java_lang_String::length(name()) <= 1) {
399 THROW_MSG_0(vmSymbols::java_lang_InternalError(), err_msg("Primitive type %s should be handled in Java code", class_name->as_C_string()));
400 }
401
402 Klass resolved_klass = NULL;
403 if (JNIHandles::resolve(accessing_class) == NULL) {
404 THROW_0(vmSymbols::java_lang_NullPointerException());
405 }
406 Klass accessing_klass = java_lang_Class::as_Klass(JNIHandles::resolve(accessing_class));
407 Handle class_loader(THREAD, accessing_klass->class_loader());
408 Handle protection_domain(THREAD, accessing_klass->protection_domain());
409
410 if (resolve) {
411 resolved_klass = SystemDictionary::resolve_or_null(class_name, class_loader, protection_domain, CHECK_0);
412 } else {
413 if (class_name->byte_at(0) == 'L' &&
414 class_name->byte_at(class_name->utf8_length()-1) == ';') {
415 // This is a name from a signature. Strip off the trimmings.
416 // Call recursive to keep scope of strippedsym.
417 TempNewSymbol strippedsym = SymbolTable::new_symbol(class_name->as_utf8()+1,
418 class_name->utf8_length()-2,
419 CHECK_0);
420 resolved_klass = SystemDictionary::find(strippedsym, class_loader, protection_domain, CHECK_0);
421 } else if (FieldType::is_array(class_name)) {
422 FieldArrayInfo fd;
423 // dimension and object_key in FieldArrayInfo are assigned as a side-effect
424 // of this call
425 BasicType t = FieldType::get_array_info(class_name, fd, CHECK_0);
426 if (t == T_OBJECT) {
427 TempNewSymbol strippedsym = SymbolTable::new_symbol(class_name->as_utf8()+1+fd.dimension(),
428 class_name->utf8_length()-2-fd.dimension(),
429 CHECK_0);
430 // naked oop "k" is OK here -- we assign back into it
431 resolved_klass = SystemDictionary::find(strippedsym,
432 class_loader,
433 protection_domain,
434 CHECK_0);
435 if (resolved_klass != NULL) {
436 resolved_klass = resolved_klass->array_klass(fd.dimension(), CHECK_0);
437 }
438 } else {
439 resolved_klass = Universe::typeArrayKlassObj(t);
440 resolved_klass = TypeArrayKlass::cast(resolved_klass)->array_klass(fd.dimension(), CHECK_0);
441 }
442 }
443 }
444 oop result = CompilerToVM::get_jvmci_type(resolved_klass, CHECK_NULL);
445 return JNIHandles::make_local(THREAD, result);
446 C2V_END
447
448 C2V_VMENTRY(jobject, resolveConstantInPool, (JNIEnv, jobject, jobject jvmci_constant_pool, jint index))
449 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
450 oop result = cp->resolve_constant_at(index, CHECK_NULL);
451 return JNIHandles::make_local(THREAD, result);
452 C2V_END
453
454 C2V_VMENTRY(jobject, resolvePossiblyCachedConstantInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
455 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
456 oop result = cp->resolve_possibly_cached_constant_at(index, CHECK_NULL);
457 return JNIHandles::make_local(THREAD, result);
458 C2V_END
459
460 C2V_VMENTRY(jint, lookupNameAndTypeRefIndexInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
461 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
462 return cp->name_and_type_ref_index_at(index);
463 C2V_END
464
465 C2V_VMENTRY(jobject, lookupNameInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint which))
466 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
467 Handle sym = java_lang_String::create_from_symbol(cp->name_ref_at(which), CHECK_NULL);
468 return JNIHandles::make_local(THREAD, sym());
469 C2V_END
470
471 C2V_VMENTRY(jobject, lookupSignatureInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint which))
472 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
473 Handle sym = java_lang_String::create_from_symbol(cp->signature_ref_at(which), CHECK_NULL);
474 return JNIHandles::make_local(THREAD, sym());
475 C2V_END
476
477 C2V_VMENTRY(jint, lookupKlassRefIndexInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
478 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
479 return cp->klass_ref_index_at(index);
480 C2V_END
481
482 C2V_VMENTRY(jobject, resolveTypeInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
483 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
484 Klass* resolved_klass = cp->klass_at(index, CHECK_NULL);
485 if (resolved_klass->is_instance_klass()) {
486 InstanceKlass::cast(resolved_klass)->link_class_or_fail(THREAD);
487 }
488 oop klass = CompilerToVM::get_jvmci_type(resolved_klass, CHECK_NULL);
489 return JNIHandles::make_local(THREAD, klass);
490 C2V_END
491
492 C2V_VMENTRY(jobject, lookupKlassInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index, jbyte opcode))
493 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
494 Klass* loading_klass = cp->pool_holder();
495 bool is_accessible = false;
496 Klass* klass = JVMCIEnv::get_klass_by_index(cp, index, is_accessible, loading_klass);
497 Symbol* symbol = NULL;
498 if (klass == NULL) {
499 symbol = cp->klass_name_at(index);
500 }
501 oop result_oop;
502 if (klass != NULL) {
503 result_oop = CompilerToVM::get_jvmci_type(klass, CHECK_NULL);
504 } else {
505 Handle result = java_lang_String::create_from_symbol(symbol, CHECK_NULL);
506 result_oop = result();
507 }
508 return JNIHandles::make_local(THREAD, result_oop);
509 C2V_END
510
511 C2V_VMENTRY(jobject, lookupAppendixInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
512 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
513 oop appendix_oop = ConstantPool::appendix_at_if_loaded(cp, index);
514 return JNIHandles::make_local(THREAD, appendix_oop);
515 C2V_END
516
517 C2V_VMENTRY(jobject, lookupMethodInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index, jbyte opcode))
518 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
519 InstanceKlass* pool_holder = cp->pool_holder();
520 Bytecodes::Code bc = (Bytecodes::Code) (((int) opcode) & 0xFF);
521 methodHandle method = JVMCIEnv::get_method_by_index(cp, index, bc, pool_holder);
522 oop result = CompilerToVM::get_jvmci_method(method, CHECK_NULL);
523 return JNIHandles::make_local(THREAD, result);
524 C2V_END
525
526 C2V_VMENTRY(jint, constantPoolRemapInstructionOperandFromCache, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
527 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
528 return cp->remap_instruction_operand_from_cache(index);
529 C2V_END
530
531 C2V_VMENTRY(jobject, resolveFieldInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index, jobject jvmci_method, jbyte opcode, jintArray info_handle))
532 ResourceMark rm;
533 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
534 Bytecodes::Code code = (Bytecodes::Code)(((int) opcode) & 0xFF);
535 fieldDescriptor fd;
536 LinkInfo link_info(cp, index, (jvmci_method != NULL) ? CompilerToVM::asMethod(jvmci_method) : NULL, CHECK_0);
537 LinkResolver::resolve_field(fd, link_info, Bytecodes::java_code(code), false, CHECK_0);
538 typeArrayOop info = (typeArrayOop) JNIHandles::resolve(info_handle);
539 if (info == NULL || info->length() != 3) {
540 JVMCI_ERROR_NULL("info must not be null and have a length of 3");
541 }
542 info->int_at_put(0, fd.access_flags().as_int());
543 info->int_at_put(1, fd.offset());
544 info->int_at_put(2, fd.index());
545 oop field_holder = CompilerToVM::get_jvmci_type(fd.field_holder(), CHECK_NULL);
546 return JNIHandles::make_local(THREAD, field_holder);
547 C2V_END
548
549 C2V_VMENTRY(jint, getVtableIndexForInterfaceMethod, (JNIEnv , jobject, jobject jvmci_type, jobject jvmci_method))
550 ResourceMark rm;
551 Klass klass = CompilerToVM::asKlass(jvmci_type);
552 Method* method = CompilerToVM::asMethod(jvmci_method);
553 if (klass->is_interface()) {
554 THROW_MSG_0(vmSymbols::java_lang_InternalError(), err_msg("Interface %s should be handled in Java code", klass->external_name()));
555 }
556 if (!method->method_holder()->is_interface()) {
557 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()));
558 }
559 if (!InstanceKlass::cast(klass)->is_linked()) {
560 THROW_MSG_0(vmSymbols::java_lang_InternalError(), err_msg("Class %s must be linked", klass->external_name()));
561 }
562 return LinkResolver::vtable_index_of_interface_method(klass, method);
563 C2V_END
564
565 C2V_VMENTRY(jobject, resolveMethod, (JNIEnv , jobject, jobject receiver_jvmci_type, jobject jvmci_method, jobject caller_jvmci_type))
566 Klass recv_klass = CompilerToVM::asKlass(receiver_jvmci_type);
567 Klass* caller_klass = CompilerToVM::asKlass(caller_jvmci_type);
568 methodHandle method = CompilerToVM::asMethod(jvmci_method);
569
570 Klass* resolved = method->method_holder();
571 Symbol* h_name = method->name();
572 Symbol* h_signature = method->signature();
573
574 if (MethodHandles::is_signature_polymorphic_method(method())) {
575 // Signature polymorphic methods are already resolved, JVMCI just returns NULL in this case.
576 return NULL;
577 }
578
579 LinkInfo link_info(resolved, h_name, h_signature, caller_klass);
580 methodHandle m;
581 // Only do exact lookup if receiver klass has been linked. Otherwise,
582 // the vtable has not been setup, and the LinkResolver will fail.
583 if (recv_klass->is_array_klass() ||
584 (InstanceKlass::cast(recv_klass)->is_linked() && !recv_klass->is_interface())) {
585 if (resolved->is_interface()) {
586 m = LinkResolver::resolve_interface_call_or_null(recv_klass, link_info);
587 } else {
588 m = LinkResolver::resolve_virtual_call_or_null(recv_klass, link_info);
589 }
590 }
591
592 if (m.is_null()) {
593 // Return NULL if there was a problem with lookup (uninitialized class, etc.)
594 return NULL;
595 }
596
597 oop result = CompilerToVM::get_jvmci_method(m, CHECK_NULL);
598 return JNIHandles::make_local(THREAD, result);
599 C2V_END
600
601 C2V_VMENTRY(jboolean, hasFinalizableSubclass,(JNIEnv , jobject, jobject jvmci_type))
602 Klass klass = CompilerToVM::asKlass(jvmci_type);
603 assert(klass != NULL, "method must not be called for primitive types");
604 return Dependencies::find_finalizable_subclass(klass) != NULL;
605 C2V_END
606
607 C2V_VMENTRY(jobject, getClassInitializer, (JNIEnv , jobject, jobject jvmci_type))
608 Klass klass = CompilerToVM::asKlass(jvmci_type);
609 if (!klass->is_instance_klass()) {
610 return NULL;
611 }
612 InstanceKlass* iklass = InstanceKlass::cast(klass);
613 oop result = CompilerToVM::get_jvmci_method(iklass->class_initializer(), CHECK_NULL);
614 return JNIHandles::make_local(THREAD, result);
615 C2V_END
616
617 C2V_VMENTRY(jlong, getMaxCallTargetOffset, (JNIEnv*, jobject, jlong addr))
618 address target_addr = (address) addr;
619 if (target_addr != 0x0) {
620 int64_t off_low = (int64_t)target_addr - ((int64_t)CodeCache::low_bound() + sizeof(int));
621 int64_t off_high = (int64_t)target_addr - ((int64_t)CodeCache::high_bound() + sizeof(int));
622 return MAX2(ABS(off_low), ABS(off_high));
623 }
624 return -1;
625 C2V_END
626
627 C2V_VMENTRY(void, setNotInlinableOrCompilable,(JNIEnv , jobject, jobject jvmci_method))
628 methodHandle method = CompilerToVM::asMethod(jvmci_method);
629 method->set_not_c1_compilable();
630 method->set_not_c2_compilable();
631 method->set_dont_inline(true);
632 C2V_END
633
634 C2V_VMENTRY(jint, installCode, (JNIEnv jniEnv, jobject, jobject target, jobject compiled_code, jobject installed_code, jobject speculation_log))
635 ResourceMark rm;
636 HandleMark hm;
637 JNIHandleMark jni_hm;
638
639 Handle target_handle(THREAD, JNIHandles::resolve(target));
640 Handle compiled_code_handle(THREAD, JNIHandles::resolve(compiled_code));
641 CodeBlob cb = NULL;
642 Handle installed_code_handle(THREAD, JNIHandles::resolve(installed_code));
643 Handle speculation_log_handle(THREAD, JNIHandles::resolve(speculation_log));
644
645 JVMCICompiler compiler = JVMCICompiler::instance(true, CHECK_JNI_ERR);
646
647 TraceTime install_time("installCode", JVMCICompiler::codeInstallTimer());
648 bool is_immutable_PIC = HotSpotCompiledCode::isImmutablePIC(compiled_code_handle) > 0;
649 CodeInstaller installer(is_immutable_PIC);
650 JVMCIEnv::CodeInstallResult result = installer.install(compiler, target_handle, compiled_code_handle, cb, installed_code_handle, speculation_log_handle, CHECK_0);
651
652 if (PrintCodeCacheOnCompilation) {
653 stringStream s;
654 // Dump code cache into a buffer before locking the tty,
655 {
656 MutexLockerEx mu(CodeCache_lock, Mutex::no_safepoint_check_flag);
657 CodeCache::print_summary(&s, false);
658 }
659 ttyLocker ttyl;
660 tty->print_raw_cr(s.as_string());
661 }
662
663 if (result != JVMCIEnv::ok) {
664 assert(cb == NULL, "should be");
665 } else {
666 if (installed_code_handle.not_null()) {
667 assert(installed_code_handle->is_a(InstalledCode::klass()), "wrong type");
668 nmethod::invalidate_installed_code(installed_code_handle, CHECK_0);
669 {
670 // Ensure that all updates to the InstalledCode fields are consistent.
671 MutexLockerEx pl(Patching_lock, Mutex::no_safepoint_check_flag);
672 InstalledCode::set_address(installed_code_handle, (jlong) cb);
673 InstalledCode::set_version(installed_code_handle, InstalledCode::version(installed_code_handle) + 1);
674 if (cb->is_nmethod()) {
675 InstalledCode::set_entryPoint(installed_code_handle, (jlong) cb->as_nmethod_or_null()->verified_entry_point());
676 } else {
677 InstalledCode::set_entryPoint(installed_code_handle, (jlong) cb->code_begin());
678 }
679 if (installed_code_handle->is_a(HotSpotInstalledCode::klass())) {
680 HotSpotInstalledCode::set_size(installed_code_handle, cb->size());
681 HotSpotInstalledCode::set_codeStart(installed_code_handle, (jlong) cb->code_begin());
682 HotSpotInstalledCode::set_codeSize(installed_code_handle, cb->code_size());
683 }
684 }
685 }
686 }
687 return result;
688 C2V_END
689
690 C2V_VMENTRY(jint, getMetadata, (JNIEnv *jniEnv, jobject, jobject target, jobject compiled_code, jobject metadata))
691 ResourceMark rm;
692 HandleMark hm;
693
694 Handle target_handle(THREAD, JNIHandles::resolve(target));
695 Handle compiled_code_handle(THREAD, JNIHandles::resolve(compiled_code));
696 Handle metadata_handle(THREAD, JNIHandles::resolve(metadata));
697
698 CodeMetadata code_metadata;
699 CodeBlob cb = NULL;
700 CodeInstaller installer(true / immutable PIC compilation */);
701
702 JVMCIEnv::CodeInstallResult result = installer.gather_metadata(target_handle, compiled_code_handle, code_metadata, CHECK_0);
703 if (result != JVMCIEnv::ok) {
704 return result;
705 }
706
707 if (code_metadata.get_nr_pc_desc() > 0) {
708 typeArrayHandle pcArrayOop = oopFactory::new_byteArray_handle(sizeof(PcDesc) * code_metadata.get_nr_pc_desc(), CHECK(JVMCIEnv::cache_full));
709 memcpy(pcArrayOop->byte_at_addr(0), code_metadata.get_pc_desc(), sizeof(PcDesc) * code_metadata.get_nr_pc_desc());
710 HotSpotMetaData::set_pcDescBytes(metadata_handle, pcArrayOop());
711 }
712
713 if (code_metadata.get_scopes_size() > 0) {
714 typeArrayHandle scopesArrayOop = oopFactory::new_byteArray_handle(code_metadata.get_scopes_size(), CHECK(JVMCIEnv::cache_full));
715 memcpy(scopesArrayOop->byte_at_addr(0), code_metadata.get_scopes_desc(), code_metadata.get_scopes_size());
716 HotSpotMetaData::set_scopesDescBytes(metadata_handle, scopesArrayOop());
717 }
718
719 RelocBuffer* reloc_buffer = code_metadata.get_reloc_buffer();
720 typeArrayHandle relocArrayOop = oopFactory::new_byteArray_handle((int) reloc_buffer->size(), CHECK_(JVMCIEnv::cache_full));
721 if (reloc_buffer->size() > 0) {
722 memcpy(relocArrayOop->byte_at_addr(0), reloc_buffer->begin(), reloc_buffer->size());
723 }
724 HotSpotMetaData::set_relocBytes(metadata_handle, relocArrayOop());
725
726 const OopMapSet* oopMapSet = installer.oopMapSet();
727 {
728 ResourceMark mark;
729 ImmutableOopMapBuilder builder(oopMapSet);
730 int oopmap_size = builder.heap_size();
731 typeArrayHandle oopMapArrayHandle = oopFactory::new_byteArray_handle(oopmap_size, CHECK_(JVMCIEnv::cache_full));
732 builder.generate_into((address) oopMapArrayHandle->byte_at_addr(0));
733 HotSpotMetaData::set_oopMaps(metadata_handle, oopMapArrayHandle());
734 }
735
736 AOTOopRecorder* recorder = code_metadata.get_oop_recorder();
737
738 int nr_meta_refs = recorder->nr_meta_refs();
739 objArrayOop metadataArray = oopFactory::new_objectArray(nr_meta_refs, CHECK_(JVMCIEnv::cache_full));
740 objArrayHandle metadataArrayHandle(THREAD, metadataArray);
741 for (int i = 0; i < nr_meta_refs; ++i) {
742 jobject element = recorder->meta_element(i);
743 if (element == NULL) {
744 return JVMCIEnv::cache_full;
745 }
746 metadataArrayHandle->obj_at_put(i, JNIHandles::resolve(element));
747 }
748 HotSpotMetaData::set_metadata(metadata_handle, metadataArrayHandle());
749
750 ExceptionHandlerTable* handler = code_metadata.get_exception_table();
751 int table_size = handler->size_in_bytes();
752 typeArrayHandle exceptionArrayOop = oopFactory::new_byteArray_handle(table_size, CHECK_(JVMCIEnv::cache_full));
753
754 if (table_size > 0) {
755 handler->copy_bytes_to((address) exceptionArrayOop->byte_at_addr(0));
756 }
757 HotSpotMetaData::set_exceptionBytes(metadata_handle, exceptionArrayOop());
758
759 return result;
760 C2V_END
761
762 C2V_VMENTRY(void, resetCompilationStatistics, (JNIEnv jniEnv, jobject))
763 JVMCICompiler compiler = JVMCICompiler::instance(true, CHECK);
764 CompilerStatistics* stats = compiler->stats();
765 stats->_standard.reset();
766 stats->_osr.reset();
767 C2V_END
768
769 C2V_VMENTRY(jobject, disassembleCodeBlob, (JNIEnv jniEnv, jobject, jobject installedCode))
770 ResourceMark rm;
771 HandleMark hm;
772
773 if (installedCode == NULL) {
774 THROW_MSG_NULL(vmSymbols::java_lang_NullPointerException(), "installedCode is null");
775 }
776
777 jlong codeBlob = InstalledCode::address(installedCode);
778 if (codeBlob == 0L) {
779 return NULL;
780 }
781
782 CodeBlob cb = (CodeBlob*) (address) codeBlob;
783 if (cb == NULL) {
784 return NULL;
785 }
786
787 // We don't want the stringStream buffer to resize during disassembly as it
788 // uses scoped resource memory. If a nested function called during disassembly uses
789 // a ResourceMark and the buffer expands within the scope of the mark,
790 // the buffer becomes garbage when that scope is exited. Experience shows that
791 // the disassembled code is typically about 10x the code size so a fixed buffer
792 // sized to 20x code size plus a fixed amount for header info should be sufficient.
793 int bufferSize = cb->code_size() * 20 + 1024;
794 char* buffer = NEW_RESOURCE_ARRAY(char, bufferSize);
795 stringStream st(buffer, bufferSize);
796 if (cb->is_nmethod()) {
797 nmethod* nm = (nmethod*) cb;
798 if (!nm->is_alive()) {
799 return NULL;
800 }
801 }
802 Disassembler::decode(cb, &st);
803 if (st.size() <= 0) {
804 return NULL;
805 }
806
807 Handle result = java_lang_String::create_from_platform_dependent_str(st.as_string(), CHECK_NULL);
808 return JNIHandles::make_local(THREAD, result());
809 C2V_END
810
811 C2V_VMENTRY(jobject, getStackTraceElement, (JNIEnv*, jobject, jobject jvmci_method, int bci))
812 ResourceMark rm;
813 HandleMark hm;
814
815 methodHandle method = CompilerToVM::asMethod(jvmci_method);
816 oop element = java_lang_StackTraceElement::create(method, bci, CHECK_NULL);
817 return JNIHandles::make_local(THREAD, element);
818 C2V_END
819
820 C2V_VMENTRY(jobject, executeInstalledCode, (JNIEnv*, jobject, jobject args, jobject hotspotInstalledCode))
821 ResourceMark rm;
822 HandleMark hm;
823
824 jlong nmethodValue = InstalledCode::address(hotspotInstalledCode);
825 if (nmethodValue == 0L) {
826 THROW_NULL(vmSymbols::jdk_vm_ci_code_InvalidInstalledCodeException());
827 }
828 nmethod* nm = (nmethod*) (address) nmethodValue;
829 methodHandle mh = nm->method();
830 Symbol* signature = mh->signature();
831 JavaCallArguments jca(mh->size_of_parameters());
832
833 JavaArgumentUnboxer jap(signature, &jca, (arrayOop) JNIHandles::resolve(args), mh->is_static());
834 JavaValue result(jap.get_ret_type());
835 jca.set_alternative_target(nm);
836 JavaCalls::call(&result, mh, &jca, CHECK_NULL);
837
838 if (jap.get_ret_type() == T_VOID) {
839 return NULL;
840 } else if (jap.get_ret_type() == T_OBJECT || jap.get_ret_type() == T_ARRAY) {
841 return JNIHandles::make_local(THREAD, (oop) result.get_jobject());
842 } else {
843 jvalue value = (jvalue ) result.get_value_addr();
844 // Narrow the value down if required (Important on big endian machines)
845 switch (jap.get_ret_type()) {
846 case T_BOOLEAN:
847 value->z = (jboolean) value->i;
848 break;
849 case T_BYTE:
850 value->b = (jbyte) value->i;
851 break;
852 case T_CHAR:
853 value->c = (jchar) value->i;
854 break;
855 case T_SHORT:
856 value->s = (jshort) value->i;
857 break;
858 default:
859 break;
860 }
861 oop o = java_lang_boxing_object::create(jap.get_ret_type(), value, CHECK_NULL);
862 return JNIHandles::make_local(THREAD, o);
863 }
864 C2V_END
865
866 C2V_VMENTRY(jlongArray, getLineNumberTable, (JNIEnv , jobject, jobject jvmci_method))
867 Method method = CompilerToVM::asMethod(jvmci_method);
868 if (!method->has_linenumber_table()) {
869 return NULL;
870 }
871 u2 num_entries = 0;
872 CompressedLineNumberReadStream streamForSize(method->compressed_linenumber_table());
873 while (streamForSize.read_pair()) {
874 num_entries++;
875 }
876
877 CompressedLineNumberReadStream stream(method->compressed_linenumber_table());
878 typeArrayOop result = oopFactory::new_longArray(2 * num_entries, CHECK_NULL);
879
880 int i = 0;
881 jlong value;
882 while (stream.read_pair()) {
883 value = ((long) stream.bci());
884 result->long_at_put(i, value);
885 value = ((long) stream.line());
886 result->long_at_put(i + 1, value);
887 i += 2;
888 }
889
890 return (jlongArray) JNIHandles::make_local(THREAD, result);
891 C2V_END
892
893 C2V_VMENTRY(jlong, getLocalVariableTableStart, (JNIEnv , jobject, jobject jvmci_method))
894 ResourceMark rm;
895 Method method = CompilerToVM::asMethod(jvmci_method);
896 if (!method->has_localvariable_table()) {
897 return 0;
898 }
899 return (jlong) (address) method->localvariable_table_start();
900 C2V_END
901
902 C2V_VMENTRY(jint, getLocalVariableTableLength, (JNIEnv , jobject, jobject jvmci_method))
903 ResourceMark rm;
904 Method method = CompilerToVM::asMethod(jvmci_method);
905 return method->localvariable_table_length();
906 C2V_END
907
908 C2V_VMENTRY(void, reprofile, (JNIEnv, jobject, jobject jvmci_method))
909 Method method = CompilerToVM::asMethod(jvmci_method);
910 MethodCounters* mcs = method->method_counters();
911 if (mcs != NULL) {
912 mcs->clear_counters();
913 }
914 NOT_PRODUCT(method->set_compiled_invocation_count(0));
915
916 CompiledMethod* code = method->code();
917 if (code != NULL) {
918 code->make_not_entrant();
919 }
920
921 MethodData* method_data = method->method_data();
922 if (method_data == NULL) {
923 ClassLoaderData* loader_data = method->method_holder()->class_loader_data();
924 method_data = MethodData::allocate(loader_data, method, CHECK);
925 method->set_method_data(method_data);
926 } else {
927 method_data->initialize();
928 }
929 C2V_END
930
931
932 C2V_VMENTRY(void, invalidateInstalledCode, (JNIEnv*, jobject, jobject installed_code))
933 Handle installed_code_handle(THREAD, JNIHandles::resolve(installed_code));
934 nmethod::invalidate_installed_code(installed_code_handle, CHECK);
935 C2V_END
936
937 C2V_VMENTRY(jlongArray, collectCounters, (JNIEnv*, jobject))
938 typeArrayOop arrayOop = oopFactory::new_longArray(JVMCICounterSize, CHECK_NULL);
939 JavaThread::collect_counters(arrayOop);
940 return (jlongArray) JNIHandles::make_local(THREAD, arrayOop);
941 C2V_END
942
943 C2V_VMENTRY(int, allocateCompileId, (JNIEnv*, jobject, jobject jvmci_method, int entry_bci))
944 HandleMark hm;
945 ResourceMark rm;
946 if (JNIHandles::resolve(jvmci_method) == NULL) {
947 THROW_0(vmSymbols::java_lang_NullPointerException());
948 }
949 Method* method = CompilerToVM::asMethod(jvmci_method);
950 if (entry_bci >= method->code_size() || entry_bci < -1) {
951 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(), err_msg("Unexpected bci %d", entry_bci));
952 }
953 return CompileBroker::assign_compile_id_unlocked(THREAD, method, entry_bci);
954 C2V_END
955
956
957 C2V_VMENTRY(jboolean, isMature, (JNIEnv*, jobject, jlong metaspace_method_data))
958 MethodData* mdo = CompilerToVM::asMethodData(metaspace_method_data);
959 return mdo != NULL && mdo->is_mature();
960 C2V_END
961
962 C2V_VMENTRY(jboolean, hasCompiledCodeForOSR, (JNIEnv*, jobject, jobject jvmci_method, int entry_bci, int comp_level))
963 Method* method = CompilerToVM::asMethod(jvmci_method);
964 return method->lookup_osr_nmethod_for(entry_bci, comp_level, true) != NULL;
965 C2V_END
966
967 C2V_VMENTRY(jobject, getSymbol, (JNIEnv*, jobject, jlong symbol))
968 Handle sym = java_lang_String::create_from_symbol((Symbol*)(address)symbol, CHECK_NULL);
969 return JNIHandles::make_local(THREAD, sym());
970 C2V_END
971
972 bool matches(jobjectArray methods, Method* method) {
973 objArrayOop methods_oop = (objArrayOop) JNIHandles::resolve(methods);
974
975 for (int i = 0; i < methods_oop->length(); i++) {
976 oop resolved = methods_oop->obj_at(i);
977 if (resolved->is_a(HotSpotResolvedJavaMethodImpl::klass()) && CompilerToVM::asMethod(resolved) == method) {
978 return true;
979 }
980 }
981 return false;
982 }
983
984 void call_interface(JavaValue* result, Klass* spec_klass, Symbol* name, Symbol* signature, JavaCallArguments* args, TRAPS) {
985 CallInfo callinfo;
986 Handle receiver = args->receiver();
987 Klass* recvrKlass = receiver.is_null() ? (Klass*)NULL : receiver->klass();
988 LinkInfo link_info(spec_klass, name, signature);
989 LinkResolver::resolve_interface_call(
990 callinfo, receiver, recvrKlass, link_info, true, CHECK);
991 methodHandle method = callinfo.selected_method();
992 assert(method.not_null(), "should have thrown exception");
993
994 // Invoke the method
995 JavaCalls::call(result, method, args, CHECK);
996 }
997
998 C2V_VMENTRY(jobject, iterateFrames, (JNIEnv*, jobject compilerToVM, jobjectArray initial_methods, jobjectArray match_methods, jint initialSkip, jobject visitor_handle))
999 ResourceMark rm;
1000
1001 if (!thread->has_last_Java_frame()) {
1002 return NULL;
1003 }
1004 Handle visitor(THREAD, JNIHandles::resolve_non_null(visitor_handle));
1005 Handle frame_reference = HotSpotStackFrameReference::klass()->allocate_instance_handle(CHECK_NULL);
1006 HotSpotStackFrameReference::klass()->initialize(CHECK_NULL);
1007
1008 StackFrameStream fst(thread);
1009
1010 jobjectArray methods = initial_methods;
1011
1012 int frame_number = 0;
1013 vframe* vf = vframe::new_vframe(fst.current(), fst.register_map(), thread);
1014
1015 while (true) {
1016 // look for the given method
1017 bool realloc_called = false;
1018 while (true) {
1019 StackValueCollection* locals = NULL;
1020 if (vf->is_compiled_frame()) {
1021 // compiled method frame
1022 compiledVFrame* cvf = compiledVFrame::cast(vf);
1023 if (methods == NULL || matches(methods, cvf->method())) {
1024 if (initialSkip > 0) {
1025 initialSkip--;
1026 } else {
1027 ScopeDesc* scope = cvf->scope();
1028 // native wrappers do not have a scope
1029 if (scope != NULL && scope->objects() != NULL) {
1030 GrowableArray<ScopeValue*>* objects;
1031 if (!realloc_called) {
1032 objects = scope->objects();
1033 } else {
1034 // some object might already have been re-allocated, only reallocate the non-allocated ones
1035 objects = new GrowableArray<ScopeValue*>(scope->objects()->length());
1036 int ii = 0;
1037 for (int i = 0; i < scope->objects()->length(); i++) {
1038 ObjectValue* sv = (ObjectValue*) scope->objects()->at(i);
1039 if (sv->value().is_null()) {
1040 objects->at_put(ii++, sv);
1041 }
1042 }
1043 }
1044 bool realloc_failures = Deoptimization::realloc_objects(thread, fst.current(), objects, CHECK_NULL);
1045 Deoptimization::reassign_fields(fst.current(), fst.register_map(), objects, realloc_failures, false);
1046 realloc_called = true;
1047
1048 GrowableArray<ScopeValue*>* local_values = scope->locals();
1049 assert(local_values != NULL, "NULL locals");
1050 typeArrayOop array_oop = oopFactory::new_boolArray(local_values->length(), CHECK_NULL);
1051 typeArrayHandle array(THREAD, array_oop);
1052 for (int i = 0; i < local_values->length(); i++) {
1053 ScopeValue* value = local_values->at(i);
1054 if (value->is_object()) {
1055 array->bool_at_put(i, true);
1056 }
1057 }
1058 HotSpotStackFrameReference::set_localIsVirtual(frame_reference, array());
1059 } else {
1060 HotSpotStackFrameReference::set_localIsVirtual(frame_reference, NULL);
1061 }
1062
1063 locals = cvf->locals();
1064 HotSpotStackFrameReference::set_bci(frame_reference, cvf->bci());
1065 oop method = CompilerToVM::get_jvmci_method(cvf->method(), CHECK_NULL);
1066 HotSpotStackFrameReference::set_method(frame_reference, method);
1067 }
1068 }
1069 } else if (vf->is_interpreted_frame()) {
1070 // interpreted method frame
1071 interpretedVFrame* ivf = interpretedVFrame::cast(vf);
1072 if (methods == NULL || matches(methods, ivf->method())) {
1073 if (initialSkip > 0) {
1074 initialSkip--;
1075 } else {
1076 locals = ivf->locals();
1077 HotSpotStackFrameReference::set_bci(frame_reference, ivf->bci());
1078 oop method = CompilerToVM::get_jvmci_method(ivf->method(), CHECK_NULL);
1079 HotSpotStackFrameReference::set_method(frame_reference, method);
1080 HotSpotStackFrameReference::set_localIsVirtual(frame_reference, NULL);
1081 }
1082 }
1083 }
1084
1085 // locals != NULL means that we found a matching frame and result is already partially initialized
1086 if (locals != NULL) {
1087 methods = match_methods;
1088 HotSpotStackFrameReference::set_compilerToVM(frame_reference, JNIHandles::resolve(compilerToVM));
1089 HotSpotStackFrameReference::set_stackPointer(frame_reference, (jlong) fst.current()->sp());
1090 HotSpotStackFrameReference::set_frameNumber(frame_reference, frame_number);
1091
1092 // initialize the locals array
1093 objArrayOop array_oop = oopFactory::new_objectArray(locals->size(), CHECK_NULL);
1094 objArrayHandle array(THREAD, array_oop);
1095 for (int i = 0; i < locals->size(); i++) {
1096 StackValue* var = locals->at(i);
1097 if (var->type() == T_OBJECT) {
1098 array->obj_at_put(i, locals->at(i)->get_obj()());
1099 }
1100 }
1101 HotSpotStackFrameReference::set_locals(frame_reference, array());
1102 HotSpotStackFrameReference::set_objectsMaterialized(frame_reference, JNI_FALSE);
1103
1104 JavaValue result(T_OBJECT);
1105 JavaCallArguments args(visitor);
1106 args.push_oop(frame_reference);
1107 call_interface(&result, SystemDictionary::InspectedFrameVisitor_klass(), vmSymbols::visitFrame_name(), vmSymbols::visitFrame_signature(), &args, CHECK_NULL);
1108 if (result.get_jobject() != NULL) {
1109 return JNIHandles::make_local(thread, (oop) result.get_jobject());
1110 }
1111 assert(initialSkip == 0, "There should be no match before initialSkip == 0");
1112 if (HotSpotStackFrameReference::objectsMaterialized(frame_reference) == JNI_TRUE) {
1113 // the frame has been deoptimized, we need to re-synchronize the frame and vframe
1114 intptr_t* stack_pointer = (intptr_t*) HotSpotStackFrameReference::stackPointer(frame_reference);
1115 fst = StackFrameStream(thread);
1116 while (fst.current()->sp() != stack_pointer && !fst.is_done()) {
1117 fst.next();
1118 }
1119 if (fst.current()->sp() != stack_pointer) {
1120 THROW_MSG_NULL(vmSymbols::java_lang_IllegalStateException(), "stack frame not found after deopt")
1121 }
1122 vf = vframe::new_vframe(fst.current(), fst.register_map(), thread);
1123 if (!vf->is_compiled_frame()) {
1124 THROW_MSG_NULL(vmSymbols::java_lang_IllegalStateException(), "compiled stack frame expected")
1125 }
1126 for (int i = 0; i < frame_number; i++) {
1127 if (vf->is_top()) {
1128 THROW_MSG_NULL(vmSymbols::java_lang_IllegalStateException(), "vframe not found after deopt")
1129 }
1130 vf = vf->sender();
1131 assert(vf->is_compiled_frame(), "Wrong frame type");
1132 }
1133 }
1134 frame_reference = HotSpotStackFrameReference::klass()->allocate_instance_handle(CHECK_NULL);
1135 HotSpotStackFrameReference::klass()->initialize(CHECK_NULL);
1136 }
1137
1138 if (vf->is_top()) {
1139 break;
1140 }
1141 frame_number++;
1142 vf = vf->sender();
1143 } // end of vframe loop
1144
1145 if (fst.is_done()) {
1146 break;
1147 }
1148 fst.next();
1149 vf = vframe::new_vframe(fst.current(), fst.register_map(), thread);
1150 frame_number = 0;
1151 } // end of frame loop
1152
1153 // the end was reached without finding a matching method
1154 return NULL;
1155 C2V_END
1156
1157 C2V_VMENTRY(void, resolveInvokeDynamicInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
1158 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
1159 CallInfo callInfo;
1160 LinkResolver::resolve_invoke(callInfo, Handle(), cp, index, Bytecodes::_invokedynamic, CHECK);
1161 ConstantPoolCacheEntry* cp_cache_entry = cp->invokedynamic_cp_cache_entry_at(index);
1162 cp_cache_entry->set_dynamic_call(cp, callInfo);
1163 C2V_END
1164
1165 C2V_VMENTRY(void, resolveInvokeHandleInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
1166 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
1167 Klass* holder = cp->klass_ref_at(index, CHECK);
1168 Symbol* name = cp->name_ref_at(index);
1169 if (MethodHandles::is_signature_polymorphic_name(holder, name)) {
1170 CallInfo callInfo;
1171 LinkResolver::resolve_invoke(callInfo, Handle(), cp, index, Bytecodes::_invokehandle, CHECK);
1172 ConstantPoolCacheEntry* cp_cache_entry = cp->cache()->entry_at(cp->decode_cpcache_index(index));
1173 cp_cache_entry->set_method_handle(cp, callInfo);
1174 }
1175 C2V_END
1176
1177 C2V_VMENTRY(jint, isResolvedInvokeHandleInPool, (JNIEnv*, jobject, jobject jvmci_constant_pool, jint index))
1178 constantPoolHandle cp = CompilerToVM::asConstantPool(jvmci_constant_pool);
1179 ConstantPoolCacheEntry* cp_cache_entry = cp->cache()->entry_at(cp->decode_cpcache_index(index));
1180 if (cp_cache_entry->is_resolved(Bytecodes::_invokehandle)) {
1181 // MethodHandle.invoke* --> LambdaForm?
1182 ResourceMark rm;
1183
1184 LinkInfo link_info(cp, index, CATCH);
1185
1186 Klass* resolved_klass = link_info.resolved_klass();
1187
1188 Symbol* name_sym = cp->name_ref_at(index);
1189
1190 vmassert(MethodHandles::is_method_handle_invoke_name(resolved_klass, name_sym), "!");
1191 vmassert(MethodHandles::is_signature_polymorphic_name(resolved_klass, name_sym), "!");
1192
1193 methodHandle adapter_method(cp_cache_entry->f1_as_method());
1194
1195 methodHandle resolved_method(adapter_method);
1196
1197 // Can we treat it as a regular invokevirtual?
1198 if (resolved_method->method_holder() == resolved_klass && resolved_method->name() == name_sym) {
1199 vmassert(!resolved_method->is_static(),"!");
1200 vmassert(MethodHandles::is_signature_polymorphic_method(resolved_method()),"!");
1201 vmassert(!MethodHandles::is_signature_polymorphic_static(resolved_method->intrinsic_id()), "!");
1202 vmassert(cp_cache_entry->appendix_if_resolved(cp) == NULL, "!");
1203 vmassert(cp_cache_entry->method_type_if_resolved(cp) == NULL, "!");
1204
1205 methodHandle m(LinkResolver::linktime_resolve_virtual_method_or_null(link_info));
1206 vmassert(m == resolved_method, "!!");
1207 return -1;
1208 }
1209
1210 return Bytecodes::_invokevirtual;
1211 }
1212 if (cp_cache_entry->is_resolved(Bytecodes::_invokedynamic)) {
1213 return Bytecodes::invokedynamic;
1214 }
1215 return -1;
1216 C2V_END
1217
1218
1219 C2V_VMENTRY(jobject, getSignaturePolymorphicHolders, (JNIEnv*, jobject))
1220 objArrayHandle holders = oopFactory::new_objArray_handle(SystemDictionary::String_klass(), 2, CHECK_NULL);
1221 Handle mh = java_lang_String::create_from_str("Ljava/lang/invoke/MethodHandle;", CHECK_NULL);
1222 Handle vh = java_lang_String::create_from_str("Ljava/lang/invoke/VarHandle;", CHECK_NULL);
1223 holders->obj_at_put(0, mh());
1224 holders->obj_at_put(1, vh());
1225 return JNIHandles::make_local(THREAD, holders());
1226 C2V_END
1227
1228 C2V_VMENTRY(jboolean, shouldDebugNonSafepoints, (JNIEnv*, jobject))
1229 //see compute_recording_non_safepoints in debugInfroRec.cpp
1230 if (JvmtiExport::should_post_compiled_method_load() && FLAG_IS_DEFAULT(DebugNonSafepoints)) {
1231 return true;
1232 }
1233 return DebugNonSafepoints;
1234 C2V_END
1235
1236 // public native void materializeVirtualObjects(HotSpotStackFrameReference stackFrame, boolean invalidate);
1237 C2V_VMENTRY(void, materializeVirtualObjects, (JNIEnv*, jobject, jobject hs_frame, bool invalidate))
1238 ResourceMark rm;
1239
1240 if (hs_frame == NULL) {
1241 THROW_MSG(vmSymbols::java_lang_NullPointerException(), "stack frame is null")
1242 }
1243
1244 HotSpotStackFrameReference::klass()->initialize(CHECK);
1245
1246 // look for the given stack frame
1247 StackFrameStream fst(thread);
1248 intptr_t* stack_pointer = (intptr_t*) HotSpotStackFrameReference::stackPointer(hs_frame);
1249 while (fst.current()->sp() != stack_pointer && !fst.is_done()) {
1250 fst.next();
1251 }
1252 if (fst.current()->sp() != stack_pointer) {
1253 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "stack frame not found")
1254 }
1255
1256 if (invalidate) {
1257 if (!fst.current()->is_compiled_frame()) {
1258 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "compiled stack frame expected")
1259 }
1260 assert(fst.current()->cb()->is_nmethod(), "nmethod expected");
1261 ((nmethod*) fst.current()->cb())->make_not_entrant();
1262 }
1263 Deoptimization::deoptimize(thread, fst.current(), fst.register_map(), Deoptimization::Reason_none);
1264 // look for the frame again as it has been updated by deopt (pc, deopt state...)
1265 StackFrameStream fstAfterDeopt(thread);
1266 while (fstAfterDeopt.current()->sp() != stack_pointer && !fstAfterDeopt.is_done()) {
1267 fstAfterDeopt.next();
1268 }
1269 if (fstAfterDeopt.current()->sp() != stack_pointer) {
1270 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "stack frame not found after deopt")
1271 }
1272
1273 vframe vf = vframe::new_vframe(fstAfterDeopt.current(), fstAfterDeopt.register_map(), thread);
1274 if (!vf->is_compiled_frame()) {
1275 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "compiled stack frame expected")
1276 }
1277
1278 GrowableArray<compiledVFrame*>* virtualFrames = new GrowableArray<compiledVFrame*>(10);
1279 while (true) {
1280 assert(vf->is_compiled_frame(), "Wrong frame type");
1281 virtualFrames->push(compiledVFrame::cast(vf));
1282 if (vf->is_top()) {
1283 break;
1284 }
1285 vf = vf->sender();
1286 }
1287
1288 int last_frame_number = HotSpotStackFrameReference::frameNumber(hs_frame);
1289 if (last_frame_number >= virtualFrames->length()) {
1290 THROW_MSG(vmSymbols::java_lang_IllegalStateException(), "invalid frame number")
1291 }
1292
1293 // Reallocate the non-escaping objects and restore their fields.
1294 assert (virtualFrames->at(last_frame_number)->scope() != NULL,"invalid scope");
1295 GrowableArray<ScopeValue*>* objects = virtualFrames->at(last_frame_number)->scope()->objects();
1296
1297 if (objects == NULL) {
1298 // no objects to materialize
1299 return;
1300 }
1301
1302 bool realloc_failures = Deoptimization::realloc_objects(thread, fstAfterDeopt.current(), objects, CHECK);
1303 Deoptimization::reassign_fields(fstAfterDeopt.current(), fstAfterDeopt.register_map(), objects, realloc_failures, false);
1304
1305 for (int frame_index = 0; frame_index < virtualFrames->length(); frame_index++) {
1306 compiledVFrame* cvf = virtualFrames->at(frame_index);
1307
1308 GrowableArray<ScopeValue*>* scopeLocals = cvf->scope()->locals();
1309 StackValueCollection* locals = cvf->locals();
1310 if (locals != NULL) {
1311 for (int i2 = 0; i2 < locals->size(); i2++) {
1312 StackValue* var = locals->at(i2);
1313 if (var->type() == T_OBJECT && scopeLocals->at(i2)->is_object()) {
1314 jvalue val;
1315 val.l = (jobject) locals->at(i2)->get_obj()();
1316 cvf->update_local(T_OBJECT, i2, val);
1317 }
1318 }
1319 }
1320
1321 GrowableArray<ScopeValue*>* scopeExpressions = cvf->scope()->expressions();
1322 StackValueCollection* expressions = cvf->expressions();
1323 if (expressions != NULL) {
1324 for (int i2 = 0; i2 < expressions->size(); i2++) {
1325 StackValue* var = expressions->at(i2);
1326 if (var->type() == T_OBJECT && scopeExpressions->at(i2)->is_object()) {
1327 jvalue val;
1328 val.l = (jobject) expressions->at(i2)->get_obj()();
1329 cvf->update_stack(T_OBJECT, i2, val);
1330 }
1331 }
1332 }
1333
1334 GrowableArray<MonitorValue*>* scopeMonitors = cvf->scope()->monitors();
1335 GrowableArray<MonitorInfo*>* monitors = cvf->monitors();
1336 if (monitors != NULL) {
1337 for (int i2 = 0; i2 < monitors->length(); i2++) {
1338 cvf->update_monitor(i2, monitors->at(i2));
1339 }
1340 }
1341 }
1342
1343 // all locals are materialized by now
1344 HotSpotStackFrameReference::set_localIsVirtual(hs_frame, NULL);
1345
1346 // update the locals array
1347 objArrayHandle array(THREAD, HotSpotStackFrameReference::locals(hs_frame));
1348 StackValueCollection* locals = virtualFrames->at(last_frame_number)->locals();
1349 for (int i = 0; i < locals->size(); i++) {
1350 StackValue* var = locals->at(i);
1351 if (var->type() == T_OBJECT) {
1352 array->obj_at_put(i, locals->at(i)->get_obj()());
1353 }
1354 }
1355 HotSpotStackFrameReference::set_objectsMaterialized(hs_frame, JNI_TRUE);
1356 C2V_END
1357
1358 C2V_VMENTRY(void, writeDebugOutput, (JNIEnv*, jobject, jbyteArray bytes, jint offset, jint length))
1359 if (bytes == NULL) {
1360 THROW(vmSymbols::java_lang_NullPointerException());
1361 }
1362 typeArrayOop array = (typeArrayOop) JNIHandles::resolve(bytes);
1363
1364 // Check if offset and length are non negative.
1365 if (offset < 0 || length < 0) {
1366 THROW(vmSymbols::java_lang_ArrayIndexOutOfBoundsException());
1367 }
1368 // Check if the range is valid.
1369 if ((((unsigned int) length + (unsigned int) offset) > (unsigned int) array->length())) {
1370 THROW(vmSymbols::java_lang_ArrayIndexOutOfBoundsException());
1371 }
1372 while (length > 0) {
1373 jbyte* start = array->byte_at_addr(offset);
1374 tty->write((char*) start, MIN2(length, (jint)O_BUFLEN));
1375 length -= O_BUFLEN;
1376 offset += O_BUFLEN;
1377 }
1378 C2V_END
1379
1380 C2V_VMENTRY(void, flushDebugOutput, (JNIEnv*, jobject))
1381 tty->flush();
1382 C2V_END
1383
1384 C2V_VMENTRY(int, methodDataProfileDataSize, (JNIEnv*, jobject, jlong metaspace_method_data, jint position))
1385 ResourceMark rm;
1386 MethodData* mdo = CompilerToVM::asMethodData(metaspace_method_data);
1387 ProfileData* profile_data = mdo->data_at(position);
1388 if (mdo->is_valid(profile_data)) {
1389 return profile_data->size_in_bytes();
1390 }
1391 DataLayout* data = mdo->extra_data_base();
1392 DataLayout* end = mdo->extra_data_limit();
1393 for (;; data = mdo->next_extra(data)) {
1394 assert(data < end, "moved past end of extra data");
1395 profile_data = data->data_in();
1396 if (mdo->dp_to_di(profile_data->dp()) == position) {
1397 return profile_data->size_in_bytes();
1398 }
1399 }
1400 THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(), err_msg("Invalid profile data position %d", position));
1401 C2V_END
1402
1403 C2V_VMENTRY(jlong, getFingerprint, (JNIEnv*, jobject, jlong metaspace_klass))
1404 Klass k = CompilerToVM::asKlass(metaspace_klass);
1405 if (k->is_instance_klass()) {
1406 return InstanceKlass::cast(k)->get_stored_fingerprint();
1407 } else {
1408 return 0;
1409 }
1410 C2V_END
1411
1412 C2V_VMENTRY(jobject, getHostClass, (JNIEnv, jobject, jobject jvmci_type))
1413 InstanceKlass* k = InstanceKlass::cast(CompilerToVM::asKlass(jvmci_type));
1414 InstanceKlass* host = k->host_klass();
1415 oop result = CompilerToVM::get_jvmci_type(host, CHECK_NULL);
1416 return JNIHandles::make_local(THREAD, result);
1417 C2V_END
1418
1419 C2V_VMENTRY(int, interpreterFrameSize, (JNIEnv*, jobject, jobject bytecode_frame_handle))
1420 if (bytecode_frame_handle == NULL) {
1421 THROW_0(vmSymbols::java_lang_NullPointerException());
1422 }
1423
1424 oop top_bytecode_frame = JNIHandles::resolve_non_null(bytecode_frame_handle);
1425 oop bytecode_frame = top_bytecode_frame;
1426 int size = 0;
1427 int callee_parameters = 0;
1428 int callee_locals = 0;
1429 Method* method = getMethodFromHotSpotMethod(BytecodePosition::method(bytecode_frame));
1430 int extra_args = method->max_stack() - BytecodeFrame::numStack(bytecode_frame);
1431
1432 while (bytecode_frame != NULL) {
1433 int locks = BytecodeFrame::numLocks(bytecode_frame);
1434 int temps = BytecodeFrame::numStack(bytecode_frame);
1435 bool is_top_frame = (bytecode_frame == top_bytecode_frame);
1436 Method* method = getMethodFromHotSpotMethod(BytecodePosition::method(bytecode_frame));
1437
1438 int frame_size = BytesPerWord * Interpreter::size_activation(method->max_stack(),
1439 temps + callee_parameters,
1440 extra_args,
1441 locks,
1442 callee_parameters,
1443 callee_locals,
1444 is_top_frame);
1445 size += frame_size;
1446
1447 callee_parameters = method->size_of_parameters();
1448 callee_locals = method->max_locals();
1449 extra_args = 0;
1450 bytecode_frame = BytecodePosition::caller(bytecode_frame);
1451 }
1452 return size + Deoptimization::last_frame_adjust(0, callee_locals) * BytesPerWord;
1453 C2V_END
1454
1455 C2V_VMENTRY(void, compileToBytecode, (JNIEnv*, jobject, jobject lambda_form_handle))
1456 Handle lambda_form(THREAD, JNIHandles::resolve_non_null(lambda_form_handle));
1457 if (lambda_form->is_a(SystemDictionary::LambdaForm_klass())) {
1458 TempNewSymbol compileToBytecode = SymbolTable::new_symbol("compileToBytecode", CHECK);
1459 JavaValue result(T_VOID);
1460 JavaCalls::call_special(&result, lambda_form, SystemDictionary::LambdaForm_klass(), compileToBytecode, vmSymbols::void_method_signature(), CHECK);
1461 } else {
1462 THROW_MSG(vmSymbols::java_lang_IllegalArgumentException(),
1463 err_msg("Unexpected type: %s", lambda_form->klass()->external_name()));
1464 }
1465 C2V_END
1466
1467 #define CC (char*) /cast a literal from (const char)/
1468 #define FN_PTR(f) CAST_FROM_FN_PTR(void, &(c2v ## f))
1469
1470 #define STRING "Ljava/lang/String;"
1471 #define OBJECT "Ljava/lang/Object;"
1472 #define CLASS "Ljava/lang/Class;"
1473 #define EXECUTABLE "Ljava/lang/reflect/Executable;"
1474 #define STACK_TRACE_ELEMENT "Ljava/lang/StackTraceElement;"
1475 #define INSTALLED_CODE "Ljdk/vm/ci/code/InstalledCode;"
1476 #define TARGET_DESCRIPTION "Ljdk/vm/ci/code/TargetDescription;"
1477 #define BYTECODE_FRAME "Ljdk/vm/ci/code/BytecodeFrame;"
1478 #define INSPECTED_FRAME_VISITOR "Ljdk/vm/ci/code/stack/InspectedFrameVisitor;"
1479 #define RESOLVED_METHOD "Ljdk/vm/ci/meta/ResolvedJavaMethod;"
1480 #define HS_RESOLVED_METHOD "Ljdk/vm/ci/hotspot/HotSpotResolvedJavaMethodImpl;"
1481 #define HS_RESOLVED_KLASS "Ljdk/vm/ci/hotspot/HotSpotResolvedObjectTypeImpl;"
1482 #define HS_CONSTANT_POOL "Ljdk/vm/ci/hotspot/HotSpotConstantPool;"
1483 #define HS_COMPILED_CODE "Ljdk/vm/ci/hotspot/HotSpotCompiledCode;"
1484 #define HS_CONFIG "Ljdk/vm/ci/hotspot/HotSpotVMConfig;"
1485 #define HS_METADATA "Ljdk/vm/ci/hotspot/HotSpotMetaData;"
1486 #define HS_STACK_FRAME_REF "Ljdk/vm/ci/hotspot/HotSpotStackFrameReference;"
1487 #define HS_SPECULATION_LOG "Ljdk/vm/ci/hotspot/HotSpotSpeculationLog;"
1488 #define METASPACE_METHOD_DATA "J"
1489
1490 JNINativeMethod CompilerToVM::methods[] = {
1491 {CC "getBytecode", CC "(" HS_RESOLVED_METHOD ")[B", FN_PTR(getBytecode)},
1492 {CC "getExceptionTableStart", CC "(" HS_RESOLVED_METHOD ")J", FN_PTR(getExceptionTableStart)},
1493 {CC "getExceptionTableLength", CC "(" HS_RESOLVED_METHOD ")I", FN_PTR(getExceptionTableLength)},
1494 {CC "findUniqueConcreteMethod", CC "(" HS_RESOLVED_KLASS HS_RESOLVED_METHOD ")" HS_RESOLVED_METHOD, FN_PTR(findUniqueConcreteMethod)},
1495 {CC "getImplementor", CC "(" HS_RESOLVED_KLASS ")" HS_RESOLVED_KLASS, FN_PTR(getImplementor)},
1496 {CC "getStackTraceElement", CC "(" HS_RESOLVED_METHOD "I)" STACK_TRACE_ELEMENT, FN_PTR(getStackTraceElement)},
1497 {CC "methodIsIgnoredBySecurityStackWalk", CC "(" HS_RESOLVED_METHOD ")Z", FN_PTR(methodIsIgnoredBySecurityStackWalk)},
1498 {CC "setNotInlinableOrCompilable", CC "(" HS_RESOLVED_METHOD ")V", FN_PTR(setNotInlinableOrCompilable)},
1499 {CC "isCompilable", CC "(" HS_RESOLVED_METHOD ")Z", FN_PTR(isCompilable)},
1500 {CC "hasNeverInlineDirective", CC "(" HS_RESOLVED_METHOD ")Z", FN_PTR(hasNeverInlineDirective)},
1501 {CC "shouldInlineMethod", CC "(" HS_RESOLVED_METHOD ")Z", FN_PTR(shouldInlineMethod)},
1502 {CC "lookupType", CC "(" STRING CLASS "Z)" HS_RESOLVED_KLASS, FN_PTR(lookupType)},
1503 {CC "lookupNameInPool", CC "(" HS_CONSTANT_POOL "I)" STRING, FN_PTR(lookupNameInPool)},
1504 {CC "lookupNameAndTypeRefIndexInPool", CC "(" HS_CONSTANT_POOL "I)I", FN_PTR(lookupNameAndTypeRefIndexInPool)},
1505 {CC "lookupSignatureInPool", CC "(" HS_CONSTANT_POOL "I)" STRING, FN_PTR(lookupSignatureInPool)},
1506 {CC "lookupKlassRefIndexInPool", CC "(" HS_CONSTANT_POOL "I)I", FN_PTR(lookupKlassRefIndexInPool)},
1507 {CC "lookupKlassInPool", CC "(" HS_CONSTANT_POOL "I)Ljava/lang/Object;", FN_PTR(lookupKlassInPool)},
1508 {CC "lookupAppendixInPool", CC "(" HS_CONSTANT_POOL "I)" OBJECT, FN_PTR(lookupAppendixInPool)},
1509 {CC "lookupMethodInPool", CC "(" HS_CONSTANT_POOL "IB)" HS_RESOLVED_METHOD, FN_PTR(lookupMethodInPool)},
1510 {CC "constantPoolRemapInstructionOperandFromCache", CC "(" HS_CONSTANT_POOL "I)I", FN_PTR(constantPoolRemapInstructionOperandFromCache)},
1511 {CC "resolveConstantInPool", CC "(" HS_CONSTANT_POOL "I)" OBJECT, FN_PTR(resolveConstantInPool)},
1512 {CC "resolvePossiblyCachedConstantInPool", CC "(" HS_CONSTANT_POOL "I)" OBJECT, FN_PTR(resolvePossiblyCachedConstantInPool)},
1513 {CC "resolveTypeInPool", CC "(" HS_CONSTANT_POOL "I)" HS_RESOLVED_KLASS, FN_PTR(resolveTypeInPool)},
1514 {CC "resolveFieldInPool", CC "(" HS_CONSTANT_POOL "I" HS_RESOLVED_METHOD "B[I)" HS_RESOLVED_KLASS, FN_PTR(resolveFieldInPool)},
1515 {CC "resolveInvokeDynamicInPool", CC "(" HS_CONSTANT_POOL "I)V", FN_PTR(resolveInvokeDynamicInPool)},
1516 {CC "resolveInvokeHandleInPool", CC "(" HS_CONSTANT_POOL "I)V", FN_PTR(resolveInvokeHandleInPool)},
1517 {CC "isResolvedInvokeHandleInPool", CC "(" HS_CONSTANT_POOL "I)I", FN_PTR(isResolvedInvokeHandleInPool)},
1518 {CC "resolveMethod", CC "(" HS_RESOLVED_KLASS HS_RESOLVED_METHOD HS_RESOLVED_KLASS ")" HS_RESOLVED_METHOD, FN_PTR(resolveMethod)},
1519 {CC "getSignaturePolymorphicHolders", CC "()[" STRING, FN_PTR(getSignaturePolymorphicHolders)},
1520 {CC "getVtableIndexForInterfaceMethod", CC "(" HS_RESOLVED_KLASS HS_RESOLVED_METHOD ")I", FN_PTR(getVtableIndexForInterfaceMethod)},
1521 {CC "getClassInitializer", CC "(" HS_RESOLVED_KLASS ")" HS_RESOLVED_METHOD, FN_PTR(getClassInitializer)},
1522 {CC "hasFinalizableSubclass", CC "(" HS_RESOLVED_KLASS ")Z", FN_PTR(hasFinalizableSubclass)},
1523 {CC "getMaxCallTargetOffset", CC "(J)J", FN_PTR(getMaxCallTargetOffset)},
1524 {CC "asResolvedJavaMethod", CC "(" EXECUTABLE ")" HS_RESOLVED_METHOD, FN_PTR(asResolvedJavaMethod)},
1525 {CC "getResolvedJavaMethod", CC "(Ljava/lang/Object;J)" HS_RESOLVED_METHOD, FN_PTR(getResolvedJavaMethod)},
1526 {CC "getConstantPool", CC "(Ljava/lang/Object;)" HS_CONSTANT_POOL, FN_PTR(getConstantPool)},
1527 {CC "getResolvedJavaType", CC "(Ljava/lang/Object;JZ)" HS_RESOLVED_KLASS, FN_PTR(getResolvedJavaType)},
1528 {CC "readConfiguration", CC "()[" OBJECT, FN_PTR(readConfiguration)},
1529 {CC "installCode", CC "(" TARGET_DESCRIPTION HS_COMPILED_CODE INSTALLED_CODE HS_SPECULATION_LOG ")I", FN_PTR(installCode)},
1530 {CC "getMetadata", CC "(" TARGET_DESCRIPTION HS_COMPILED_CODE HS_METADATA ")I", FN_PTR(getMetadata)},
1531 {CC "resetCompilationStatistics", CC "()V", FN_PTR(resetCompilationStatistics)},
1532 {CC "disassembleCodeBlob", CC "(" INSTALLED_CODE ")" STRING, FN_PTR(disassembleCodeBlob)},
1533 {CC "executeInstalledCode", CC "([" OBJECT INSTALLED_CODE ")" OBJECT, FN_PTR(executeInstalledCode)},
1534 {CC "getLineNumberTable", CC "(" HS_RESOLVED_METHOD ")[J", FN_PTR(getLineNumberTable)},
1535 {CC "getLocalVariableTableStart", CC "(" HS_RESOLVED_METHOD ")J", FN_PTR(getLocalVariableTableStart)},
1536 {CC "getLocalVariableTableLength", CC "(" HS_RESOLVED_METHOD ")I", FN_PTR(getLocalVariableTableLength)},
1537 {CC "reprofile", CC "(" HS_RESOLVED_METHOD ")V", FN_PTR(reprofile)},
1538 {CC "invalidateInstalledCode", CC "(" INSTALLED_CODE ")V", FN_PTR(invalidateInstalledCode)},
1539 {CC "collectCounters", CC "()[J", FN_PTR(collectCounters)},
1540 {CC "allocateCompileId", CC "(" HS_RESOLVED_METHOD "I)I", FN_PTR(allocateCompileId)},
1541 {CC "isMature", CC "(" METASPACE_METHOD_DATA ")Z", FN_PTR(isMature)},
1542 {CC "hasCompiledCodeForOSR", CC "(" HS_RESOLVED_METHOD "II)Z", FN_PTR(hasCompiledCodeForOSR)},
1543 {CC "getSymbol", CC "(J)" STRING, FN_PTR(getSymbol)},
1544 {CC "iterateFrames", CC "([" RESOLVED_METHOD "[" RESOLVED_METHOD "I" INSPECTED_FRAME_VISITOR ")" OBJECT, FN_PTR(iterateFrames)},
1545 {CC "materializeVirtualObjects", CC "(" HS_STACK_FRAME_REF "Z)V", FN_PTR(materializeVirtualObjects)},
1546 {CC "shouldDebugNonSafepoints", CC "()Z", FN_PTR(shouldDebugNonSafepoints)},
1547 {CC "writeDebugOutput", CC "([BII)V", FN_PTR(writeDebugOutput)},
1548 {CC "flushDebugOutput", CC "()V", FN_PTR(flushDebugOutput)},
1549 {CC "methodDataProfileDataSize", CC "(JI)I", FN_PTR(methodDataProfileDataSize)},
1550 {CC "getFingerprint", CC "(J)J", FN_PTR(getFingerprint)},
1551 {CC "getHostClass", CC "(" HS_RESOLVED_KLASS ")" HS_RESOLVED_KLASS, FN_PTR(getHostClass)},
1552 {CC "interpreterFrameSize", CC "(" BYTECODE_FRAME ")I", FN_PTR(interpreterFrameSize)},
1553 {CC "compileToBytecode", CC "(" OBJECT ")V", FN_PTR(compileToBytecode)},
1554 {CC "getFlagValue", CC "(" STRING ")" OBJECT, FN_PTR(getFlagValue)},
1555 };
1556
1557 int CompilerToVM::methods_count() {
1558 return sizeof(methods) / sizeof(JNINativeMethod);
1559 }