1 /*
2 * Copyright (c) 2011, 2023, 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 // no precompiled headers
25 #ifdef COMPILER1
26 #include "c1/c1_Compiler.hpp"
27 #endif
28 #include "ci/ciUtilities.hpp"
29 #include "compiler/compiler_globals.hpp"
30 #include "compiler/oopMap.hpp"
31 #include "gc/shared/barrierSet.hpp"
32 #include "gc/shared/barrierSetAssembler.hpp"
33 #include "gc/shared/barrierSetNMethod.hpp"
34 #include "gc/shared/cardTable.hpp"
35 #include "gc/shared/collectedHeap.hpp"
36 #include "gc/shared/gc_globals.hpp"
37 #include "gc/shared/tlab_globals.hpp"
38 #if INCLUDE_ZGC
39 #include "gc/x/xBarrierSetRuntime.hpp"
40 #include "gc/x/xThreadLocalData.hpp"
41 #endif
42 #include "jvmci/jvmciCompilerToVM.hpp"
43 #include "jvmci/jvmciEnv.hpp"
44 #include "jvmci/vmStructs_jvmci.hpp"
45 #include "memory/universe.hpp"
46 #include "oops/compressedOops.hpp"
47 #include "oops/klass.inline.hpp"
48 #include "prims/jvmtiExport.hpp"
49 #ifdef COMPILER2
50 #include "opto/c2compiler.hpp"
51 #endif
52 #include "runtime/flags/jvmFlag.hpp"
53 #include "runtime/sharedRuntime.hpp"
54 #include "runtime/stubRoutines.hpp"
55 #include "utilities/resourceHash.hpp"
56
57
58 int CompilerToVM::Data::Klass_vtable_start_offset;
59 int CompilerToVM::Data::Klass_vtable_length_offset;
60
61 int CompilerToVM::Data::Method_extra_stack_entries;
62
63 address CompilerToVM::Data::SharedRuntime_ic_miss_stub;
64 address CompilerToVM::Data::SharedRuntime_handle_wrong_method_stub;
65 address CompilerToVM::Data::SharedRuntime_deopt_blob_unpack;
66 address CompilerToVM::Data::SharedRuntime_deopt_blob_unpack_with_exception_in_tls;
67 address CompilerToVM::Data::SharedRuntime_deopt_blob_uncommon_trap;
68 address CompilerToVM::Data::SharedRuntime_polling_page_return_handler;
69
70 address CompilerToVM::Data::nmethod_entry_barrier;
71 int CompilerToVM::Data::thread_disarmed_guard_value_offset;
72 int CompilerToVM::Data::thread_address_bad_mask_offset;
73
74 address CompilerToVM::Data::ZBarrierSetRuntime_load_barrier_on_oop_field_preloaded;
75 address CompilerToVM::Data::ZBarrierSetRuntime_load_barrier_on_weak_oop_field_preloaded;
76 address CompilerToVM::Data::ZBarrierSetRuntime_load_barrier_on_phantom_oop_field_preloaded;
77 address CompilerToVM::Data::ZBarrierSetRuntime_weak_load_barrier_on_oop_field_preloaded;
78 address CompilerToVM::Data::ZBarrierSetRuntime_weak_load_barrier_on_weak_oop_field_preloaded;
79 address CompilerToVM::Data::ZBarrierSetRuntime_weak_load_barrier_on_phantom_oop_field_preloaded;
80 address CompilerToVM::Data::ZBarrierSetRuntime_load_barrier_on_oop_array;
81 address CompilerToVM::Data::ZBarrierSetRuntime_clone;
82
83 bool CompilerToVM::Data::continuations_enabled;
84
85 #ifdef AARCH64
86 int CompilerToVM::Data::BarrierSetAssembler_nmethod_patching_type;
87 address CompilerToVM::Data::BarrierSetAssembler_patching_epoch_addr;
88 #endif
89
90 size_t CompilerToVM::Data::ThreadLocalAllocBuffer_alignment_reserve;
91
92 CollectedHeap* CompilerToVM::Data::Universe_collectedHeap;
93 int CompilerToVM::Data::Universe_base_vtable_size;
94 address CompilerToVM::Data::Universe_narrow_oop_base;
95 int CompilerToVM::Data::Universe_narrow_oop_shift;
96 address CompilerToVM::Data::Universe_narrow_klass_base;
97 int CompilerToVM::Data::Universe_narrow_klass_shift;
98 void* CompilerToVM::Data::Universe_non_oop_bits;
99 uintptr_t CompilerToVM::Data::Universe_verify_oop_mask;
100 uintptr_t CompilerToVM::Data::Universe_verify_oop_bits;
101
102 bool CompilerToVM::Data::_supports_inline_contig_alloc;
103 HeapWord** CompilerToVM::Data::_heap_end_addr;
104 HeapWord* volatile* CompilerToVM::Data::_heap_top_addr;
105 int CompilerToVM::Data::_max_oop_map_stack_offset;
106 int CompilerToVM::Data::_fields_annotations_base_offset;
107
108 CardTable::CardValue* CompilerToVM::Data::cardtable_start_address;
109 int CompilerToVM::Data::cardtable_shift;
110
111 size_t CompilerToVM::Data::vm_page_size;
112
113 int CompilerToVM::Data::sizeof_vtableEntry = sizeof(vtableEntry);
114 int CompilerToVM::Data::sizeof_ExceptionTableElement = sizeof(ExceptionTableElement);
115 int CompilerToVM::Data::sizeof_LocalVariableTableElement = sizeof(LocalVariableTableElement);
116 int CompilerToVM::Data::sizeof_ConstantPool = sizeof(ConstantPool);
117 int CompilerToVM::Data::sizeof_narrowKlass = sizeof(narrowKlass);
118 int CompilerToVM::Data::sizeof_arrayOopDesc = sizeof(arrayOopDesc);
119 int CompilerToVM::Data::sizeof_BasicLock = sizeof(BasicLock);
120
121 address CompilerToVM::Data::dsin;
122 address CompilerToVM::Data::dcos;
123 address CompilerToVM::Data::dtan;
124 address CompilerToVM::Data::dexp;
125 address CompilerToVM::Data::dlog;
126 address CompilerToVM::Data::dlog10;
127 address CompilerToVM::Data::dpow;
128
129 address CompilerToVM::Data::symbol_init;
130 address CompilerToVM::Data::symbol_clinit;
131
132 int CompilerToVM::Data::data_section_item_alignment;
133
134 int* CompilerToVM::Data::_should_notify_object_alloc;
135
136 void CompilerToVM::Data::initialize(JVMCI_TRAPS) {
137 Klass_vtable_start_offset = in_bytes(Klass::vtable_start_offset());
138 Klass_vtable_length_offset = in_bytes(Klass::vtable_length_offset());
139
140 Method_extra_stack_entries = Method::extra_stack_entries();
141
142 SharedRuntime_ic_miss_stub = SharedRuntime::get_ic_miss_stub();
143 SharedRuntime_handle_wrong_method_stub = SharedRuntime::get_handle_wrong_method_stub();
144 SharedRuntime_deopt_blob_unpack = SharedRuntime::deopt_blob()->unpack();
145 SharedRuntime_deopt_blob_unpack_with_exception_in_tls = SharedRuntime::deopt_blob()->unpack_with_exception_in_tls();
146 SharedRuntime_deopt_blob_uncommon_trap = SharedRuntime::deopt_blob()->uncommon_trap();
147 SharedRuntime_polling_page_return_handler = SharedRuntime::polling_page_return_handler_blob()->entry_point();
148
149 BarrierSetNMethod* bs_nm = BarrierSet::barrier_set()->barrier_set_nmethod();
150 if (bs_nm != nullptr) {
151 thread_disarmed_guard_value_offset = in_bytes(bs_nm->thread_disarmed_guard_value_offset());
152 nmethod_entry_barrier = StubRoutines::method_entry_barrier();
153 BarrierSetAssembler* bs_asm = BarrierSet::barrier_set()->barrier_set_assembler();
154 AARCH64_ONLY(BarrierSetAssembler_nmethod_patching_type = (int) bs_asm->nmethod_patching_type());
155 AARCH64_ONLY(BarrierSetAssembler_patching_epoch_addr = bs_asm->patching_epoch_addr());
156 }
157
158 #if INCLUDE_ZGC
159 if (UseZGC) {
160 thread_address_bad_mask_offset = in_bytes(XThreadLocalData::address_bad_mask_offset());
161 ZBarrierSetRuntime_load_barrier_on_oop_field_preloaded = XBarrierSetRuntime::load_barrier_on_oop_field_preloaded_addr();
162 ZBarrierSetRuntime_load_barrier_on_weak_oop_field_preloaded = XBarrierSetRuntime::load_barrier_on_weak_oop_field_preloaded_addr();
163 ZBarrierSetRuntime_load_barrier_on_phantom_oop_field_preloaded = XBarrierSetRuntime::load_barrier_on_phantom_oop_field_preloaded_addr();
164 ZBarrierSetRuntime_weak_load_barrier_on_oop_field_preloaded = XBarrierSetRuntime::weak_load_barrier_on_oop_field_preloaded_addr();
165 ZBarrierSetRuntime_weak_load_barrier_on_weak_oop_field_preloaded = XBarrierSetRuntime::weak_load_barrier_on_weak_oop_field_preloaded_addr();
166 ZBarrierSetRuntime_weak_load_barrier_on_phantom_oop_field_preloaded = XBarrierSetRuntime::weak_load_barrier_on_phantom_oop_field_preloaded_addr();
167 ZBarrierSetRuntime_load_barrier_on_oop_array = XBarrierSetRuntime::load_barrier_on_oop_array_addr();
168 ZBarrierSetRuntime_clone = XBarrierSetRuntime::clone_addr();
169 }
170 #endif
171
172 continuations_enabled = Continuations::enabled();
173
174 ThreadLocalAllocBuffer_alignment_reserve = ThreadLocalAllocBuffer::alignment_reserve();
175
176 Universe_collectedHeap = Universe::heap();
177 Universe_base_vtable_size = Universe::base_vtable_size();
178 Universe_narrow_oop_base = CompressedOops::base();
179 Universe_narrow_oop_shift = CompressedOops::shift();
180 Universe_narrow_klass_base = CompressedKlassPointers::base();
181 Universe_narrow_klass_shift = CompressedKlassPointers::shift();
182 Universe_non_oop_bits = Universe::non_oop_word();
183 Universe_verify_oop_mask = Universe::verify_oop_mask();
184 Universe_verify_oop_bits = Universe::verify_oop_bits();
185
186 _supports_inline_contig_alloc = false;
187 _heap_end_addr = (HeapWord**) -1;
188 _heap_top_addr = (HeapWord* volatile*) -1;
189
190 _max_oop_map_stack_offset = (OopMapValue::register_mask - VMRegImpl::stack2reg(0)->value()) * VMRegImpl::stack_slot_size;
191 int max_oop_map_stack_index = _max_oop_map_stack_offset / VMRegImpl::stack_slot_size;
192 assert(OopMapValue::legal_vm_reg_name(VMRegImpl::stack2reg(max_oop_map_stack_index)), "should be valid");
193 assert(!OopMapValue::legal_vm_reg_name(VMRegImpl::stack2reg(max_oop_map_stack_index + 1)), "should be invalid");
194
195 symbol_init = (address) vmSymbols::object_initializer_name();
196 symbol_clinit = (address) vmSymbols::class_initializer_name();
197
198 _fields_annotations_base_offset = Array<AnnotationArray*>::base_offset_in_bytes();
199
200 data_section_item_alignment = relocInfo::addr_unit();
201
202 _should_notify_object_alloc = &JvmtiExport::_should_notify_object_alloc;
203
204 BarrierSet* bs = BarrierSet::barrier_set();
205 if (bs->is_a(BarrierSet::CardTableBarrierSet)) {
206 CardTable::CardValue* base = ci_card_table_address();
207 assert(base != nullptr, "unexpected byte_map_base");
208 cardtable_start_address = base;
209 cardtable_shift = CardTable::card_shift();
210 } else {
211 // No card mark barriers
212 cardtable_start_address = 0;
213 cardtable_shift = 0;
214 }
215
216 vm_page_size = os::vm_page_size();
217
218 #define SET_TRIGFUNC(name) \
219 if (StubRoutines::name() != nullptr) { \
220 name = StubRoutines::name(); \
221 } else { \
222 name = CAST_FROM_FN_PTR(address, SharedRuntime::name); \
223 }
224
225 SET_TRIGFUNC(dsin);
226 SET_TRIGFUNC(dcos);
227 SET_TRIGFUNC(dtan);
228 SET_TRIGFUNC(dexp);
229 SET_TRIGFUNC(dlog10);
230 SET_TRIGFUNC(dlog);
231 SET_TRIGFUNC(dpow);
232
233 #undef SET_TRIGFUNC
234 }
235
236 static jboolean is_c1_supported(vmIntrinsics::ID id){
237 jboolean supported = false;
238 #ifdef COMPILER1
239 supported = (jboolean) Compiler::is_intrinsic_supported(id);
240 #endif
241 return supported;
242 }
243
244 static jboolean is_c2_supported(vmIntrinsics::ID id){
245 jboolean supported = false;
246 #ifdef COMPILER2
247 supported = (jboolean) C2Compiler::is_intrinsic_supported(id);
248 #endif
249 return supported;
250 }
251
252 JVMCIObjectArray CompilerToVM::initialize_intrinsics(JVMCI_TRAPS) {
253 int len = vmIntrinsics::number_of_intrinsics() - 1; // Exclude vmIntrinsics::_none, which is 0
254 JVMCIObjectArray vmIntrinsics = JVMCIENV->new_VMIntrinsicMethod_array(len, JVMCI_CHECK_NULL);
255 int index = 0;
256 vmSymbolID kls_sid = vmSymbolID::NO_SID;
257 JVMCIObject kls_str;
258 #define VM_SYMBOL_TO_STRING(s) \
259 JVMCIENV->create_string(vmSymbols::symbol_at(VM_SYMBOL_ENUM_NAME(s)), JVMCI_CHECK_NULL)
260 #define VM_INTRINSIC_INFO(id, kls, name, sig, ignore_fcode) { \
261 vmSymbolID sid = VM_SYMBOL_ENUM_NAME(kls); \
262 if (kls_sid != sid) { \
263 kls_str = VM_SYMBOL_TO_STRING(kls); \
264 kls_sid = sid; \
265 } \
266 JVMCIObject name_str = VM_SYMBOL_TO_STRING(name); \
267 JVMCIObject sig_str = VM_SYMBOL_TO_STRING(sig); \
268 JVMCIObject vmIntrinsicMethod = JVMCIENV->new_VMIntrinsicMethod(kls_str, name_str, sig_str, (jint) vmIntrinsics::id, \
269 (jboolean) vmIntrinsics::is_intrinsic_available(vmIntrinsics::id), \
270 is_c1_supported(vmIntrinsics::id), \
271 is_c2_supported(vmIntrinsics::id), JVMCI_CHECK_NULL); \
272 JVMCIENV->put_object_at(vmIntrinsics, index++, vmIntrinsicMethod); \
273 }
274
275 // VM_INTRINSICS_DO does *not* iterate over vmIntrinsics::_none
276 VM_INTRINSICS_DO(VM_INTRINSIC_INFO, VM_SYMBOL_IGNORE, VM_SYMBOL_IGNORE, VM_SYMBOL_IGNORE, VM_ALIAS_IGNORE)
277 #undef VM_SYMBOL_TO_STRING
278 #undef VM_INTRINSIC_INFO
279
280 assert(index == len, "must be");
281 return vmIntrinsics;
282 }
283
284 #define PREDEFINED_CONFIG_FLAGS(do_bool_flag, do_int_flag, do_intx_flag, do_uintx_flag) \
285 do_int_flag(AllocateInstancePrefetchLines) \
286 do_int_flag(AllocatePrefetchDistance) \
287 do_intx_flag(AllocatePrefetchInstr) \
288 do_int_flag(AllocatePrefetchLines) \
289 do_int_flag(AllocatePrefetchStepSize) \
290 do_int_flag(AllocatePrefetchStyle) \
291 do_intx_flag(BciProfileWidth) \
292 do_bool_flag(BootstrapJVMCI) \
293 do_bool_flag(CITime) \
294 do_bool_flag(CITimeEach) \
295 do_uintx_flag(CodeCacheSegmentSize) \
296 do_intx_flag(CodeEntryAlignment) \
297 do_int_flag(ContendedPaddingWidth) \
298 do_bool_flag(DontCompileHugeMethods) \
299 do_bool_flag(EagerJVMCI) \
300 do_bool_flag(EnableContended) \
301 do_bool_flag(FoldStableValues) \
302 do_bool_flag(ForceUnreachable) \
303 do_intx_flag(HugeMethodLimit) \
304 do_bool_flag(Inline) \
305 do_intx_flag(JVMCICounterSize) \
306 do_bool_flag(JVMCIPrintProperties) \
307 do_int_flag(ObjectAlignmentInBytes) \
308 do_bool_flag(PrintInlining) \
309 do_bool_flag(ReduceInitialCardMarks) \
310 do_bool_flag(RestrictContended) \
311 do_intx_flag(StackReservedPages) \
312 do_intx_flag(StackShadowPages) \
313 do_uintx_flag(TLABWasteIncrement) \
314 do_intx_flag(TypeProfileWidth) \
315 do_bool_flag(UseAESIntrinsics) \
316 X86_ONLY(do_int_flag(UseAVX)) \
317 do_bool_flag(UseCRC32Intrinsics) \
318 do_bool_flag(UseAdler32Intrinsics) \
319 do_bool_flag(UseCompressedClassPointers) \
320 do_bool_flag(UseCompressedOops) \
321 X86_ONLY(do_bool_flag(UseCountLeadingZerosInstruction)) \
322 X86_ONLY(do_bool_flag(UseCountTrailingZerosInstruction)) \
323 do_bool_flag(UseG1GC) \
324 do_bool_flag(UseParallelGC) \
325 do_bool_flag(UseSerialGC) \
326 do_bool_flag(UseZGC) \
327 do_bool_flag(UseEpsilonGC) \
328 COMPILER2_PRESENT(do_bool_flag(UseMontgomeryMultiplyIntrinsic)) \
329 COMPILER2_PRESENT(do_bool_flag(UseMontgomerySquareIntrinsic)) \
330 COMPILER2_PRESENT(do_bool_flag(UseMulAddIntrinsic)) \
331 COMPILER2_PRESENT(do_bool_flag(UseMultiplyToLenIntrinsic)) \
332 do_bool_flag(UsePopCountInstruction) \
333 do_bool_flag(UseSHA1Intrinsics) \
334 do_bool_flag(UseSHA256Intrinsics) \
335 do_bool_flag(UseSHA512Intrinsics) \
336 X86_ONLY(do_int_flag(UseSSE)) \
337 COMPILER2_PRESENT(do_bool_flag(UseSquareToLenIntrinsic)) \
338 do_bool_flag(UseTLAB) \
339 do_bool_flag(VerifyOops) \
340
341 #define BOXED_BOOLEAN(name, value) name = ((jboolean)(value) ? boxedTrue : boxedFalse)
342 #define BOXED_DOUBLE(name, value) do { jvalue p; p.d = (jdouble) (value); name = JVMCIENV->create_box(T_DOUBLE, &p, JVMCI_CHECK_NULL);} while(0)
343 #define BOXED_LONG(name, value) \
344 do { \
345 jvalue p; p.j = (jlong) (value); \
346 JVMCIObject* e = longs.get(p.j); \
347 if (e == nullptr) { \
348 JVMCIObject h = JVMCIENV->create_box(T_LONG, &p, JVMCI_CHECK_NULL); \
349 longs.put(p.j, h); \
350 name = h; \
351 } else { \
352 name = (*e); \
353 } \
354 } while (0)
355
356 #define CSTRING_TO_JSTRING(name, value) \
357 JVMCIObject name; \
358 do { \
359 if (value != nullptr) { \
360 JVMCIObject* e = strings.get(value); \
361 if (e == nullptr) { \
362 JVMCIObject h = JVMCIENV->create_string(value, JVMCI_CHECK_NULL); \
363 strings.put(value, h); \
364 name = h; \
365 } else { \
366 name = (*e); \
367 } \
368 } \
369 } while (0)
370
371 jobjectArray readConfiguration0(JNIEnv *env, JVMCI_TRAPS) {
372 JavaThread* THREAD = JavaThread::current(); // For exception macros.
373 ResourceHashtable<jlong, JVMCIObject> longs;
374 ResourceHashtable<const char*, JVMCIObject,
375 256, AnyObj::RESOURCE_AREA, mtInternal,
376 &CompilerToVM::cstring_hash, &CompilerToVM::cstring_equals> strings;
377
378 jvalue prim;
379 prim.z = true; JVMCIObject boxedTrue = JVMCIENV->create_box(T_BOOLEAN, &prim, JVMCI_CHECK_NULL);
380 prim.z = false; JVMCIObject boxedFalse = JVMCIENV->create_box(T_BOOLEAN, &prim, JVMCI_CHECK_NULL);
381
382 CompilerToVM::Data::initialize(JVMCI_CHECK_NULL);
383
384 JVMCIENV->VMField_initialize(JVMCI_CHECK_NULL);
385 JVMCIENV->VMFlag_initialize(JVMCI_CHECK_NULL);
386 JVMCIENV->VMIntrinsicMethod_initialize(JVMCI_CHECK_NULL);
387
388 int len = JVMCIVMStructs::localHotSpotVMStructs_count();
389 JVMCIObjectArray vmFields = JVMCIENV->new_VMField_array(len, JVMCI_CHECK_NULL);
390 for (int i = 0; i < len ; i++) {
391 VMStructEntry vmField = JVMCIVMStructs::localHotSpotVMStructs[i];
392 const size_t name_buf_size = strlen(vmField.typeName) + strlen(vmField.fieldName) + 2 + 1 /* "::" */;
393 char* name_buf = NEW_RESOURCE_ARRAY_IN_THREAD(THREAD, char, name_buf_size);
394 os::snprintf_checked(name_buf, name_buf_size, "%s::%s", vmField.typeName, vmField.fieldName);
395 CSTRING_TO_JSTRING(name, name_buf);
396 CSTRING_TO_JSTRING(type, vmField.typeString);
397 JVMCIObject box;
398 if (vmField.isStatic && vmField.typeString != nullptr) {
399 if (strcmp(vmField.typeString, "bool") == 0) {
400 BOXED_BOOLEAN(box, *(jbyte*) vmField.address);
401 assert(box.is_non_null(), "must have a box");
402 } else if (strcmp(vmField.typeString, "int") == 0 ||
403 strcmp(vmField.typeString, "jint") == 0 ||
404 strcmp(vmField.typeString, "uint") == 0 ||
405 strcmp(vmField.typeString, "uint32_t") == 0) {
406 BOXED_LONG(box, *(jint*) vmField.address);
407 assert(box.is_non_null(), "must have a box");
408 } else if (strcmp(vmField.typeString, "uint64_t") == 0) {
409 BOXED_LONG(box, *(uint64_t*) vmField.address);
410 assert(box.is_non_null(), "must have a box");
411 } else if (strcmp(vmField.typeString, "address") == 0 ||
412 strcmp(vmField.typeString, "intptr_t") == 0 ||
413 strcmp(vmField.typeString, "uintptr_t") == 0 ||
414 strcmp(vmField.typeString, "OopHandle") == 0 ||
415 strcmp(vmField.typeString, "size_t") == 0 ||
416 // All foo* types are addresses.
417 vmField.typeString[strlen(vmField.typeString) - 1] == '*') {
418 BOXED_LONG(box, *((address*) vmField.address));
419 assert(box.is_non_null(), "must have a box");
420 } else {
421 JVMCI_ERROR_NULL("VM field %s has unsupported type %s", name_buf, vmField.typeString);
422 }
423 }
424 JVMCIObject vmFieldObj = JVMCIENV->new_VMField(name, type, vmField.offset, (jlong) vmField.address, box, JVMCI_CHECK_NULL);
425 JVMCIENV->put_object_at(vmFields, i, vmFieldObj);
426 }
427
428 int ints_len = JVMCIVMStructs::localHotSpotVMIntConstants_count();
429 int longs_len = JVMCIVMStructs::localHotSpotVMLongConstants_count();
430 len = ints_len + longs_len;
431 JVMCIObjectArray vmConstants = JVMCIENV->new_Object_array(len * 2, JVMCI_CHECK_NULL);
432 int insert = 0;
433 for (int i = 0; i < ints_len ; i++) {
434 VMIntConstantEntry c = JVMCIVMStructs::localHotSpotVMIntConstants[i];
435 CSTRING_TO_JSTRING(name, c.name);
436 JVMCIObject value;
437 BOXED_LONG(value, c.value);
438 JVMCIENV->put_object_at(vmConstants, insert++, name);
439 JVMCIENV->put_object_at(vmConstants, insert++, value);
440 }
441 for (int i = 0; i < longs_len ; i++) {
442 VMLongConstantEntry c = JVMCIVMStructs::localHotSpotVMLongConstants[i];
443 CSTRING_TO_JSTRING(name, c.name);
444 JVMCIObject value;
445 BOXED_LONG(value, c.value);
446 JVMCIENV->put_object_at(vmConstants, insert++, name);
447 JVMCIENV->put_object_at(vmConstants, insert++, value);
448 }
449 assert(insert == len * 2, "must be");
450
451 len = JVMCIVMStructs::localHotSpotVMAddresses_count();
452 JVMCIObjectArray vmAddresses = JVMCIENV->new_Object_array(len * 2, JVMCI_CHECK_NULL);
453 for (int i = 0; i < len ; i++) {
454 VMAddressEntry a = JVMCIVMStructs::localHotSpotVMAddresses[i];
455 CSTRING_TO_JSTRING(name, a.name);
456 JVMCIObject value;
457 BOXED_LONG(value, a.value);
458 JVMCIENV->put_object_at(vmAddresses, i * 2, name);
459 JVMCIENV->put_object_at(vmAddresses, i * 2 + 1, value);
460 }
461
462 #define COUNT_FLAG(ignore) +1
463 #ifdef ASSERT
464 #define CHECK_FLAG(type, name) { \
465 const JVMFlag* flag = JVMFlag::find_declared_flag(#name); \
466 assert(flag != nullptr, "No such flag named " #name); \
467 assert(flag->is_##type(), "JVMFlag " #name " is not of type " #type); \
468 }
469 #else
470 #define CHECK_FLAG(type, name)
471 #endif
472
473 #define ADD_FLAG(type, name, convert) { \
474 CHECK_FLAG(type, name) \
475 CSTRING_TO_JSTRING(fname, #name); \
476 CSTRING_TO_JSTRING(ftype, #type); \
477 convert(value, name); \
478 JVMCIObject vmFlagObj = JVMCIENV->new_VMFlag(fname, ftype, value, JVMCI_CHECK_NULL); \
479 JVMCIENV->put_object_at(vmFlags, i++, vmFlagObj); \
480 }
481 #define ADD_BOOL_FLAG(name) ADD_FLAG(bool, name, BOXED_BOOLEAN)
482 #define ADD_INT_FLAG(name) ADD_FLAG(int, name, BOXED_LONG)
483 #define ADD_INTX_FLAG(name) ADD_FLAG(intx, name, BOXED_LONG)
484 #define ADD_UINTX_FLAG(name) ADD_FLAG(uintx, name, BOXED_LONG)
485
486 len = 0 + PREDEFINED_CONFIG_FLAGS(COUNT_FLAG, COUNT_FLAG, COUNT_FLAG, COUNT_FLAG);
487 JVMCIObjectArray vmFlags = JVMCIENV->new_VMFlag_array(len, JVMCI_CHECK_NULL);
488 int i = 0;
489 JVMCIObject value;
490 PREDEFINED_CONFIG_FLAGS(ADD_BOOL_FLAG, ADD_INT_FLAG, ADD_INTX_FLAG, ADD_UINTX_FLAG)
491
492 JVMCIObjectArray vmIntrinsics = CompilerToVM::initialize_intrinsics(JVMCI_CHECK_NULL);
493
494 JVMCIObjectArray data = JVMCIENV->new_Object_array(5, JVMCI_CHECK_NULL);
495 JVMCIENV->put_object_at(data, 0, vmFields);
496 JVMCIENV->put_object_at(data, 1, vmConstants);
497 JVMCIENV->put_object_at(data, 2, vmAddresses);
498 JVMCIENV->put_object_at(data, 3, vmFlags);
499 JVMCIENV->put_object_at(data, 4, vmIntrinsics);
500
501 return JVMCIENV->get_jobjectArray(data);
502 }