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 #include "ci/ciUtilities.hpp"
26 #include "compiler/compiler_globals.hpp"
27 #include "compiler/oopMap.hpp"
28 #include "gc/shared/barrierSet.hpp"
29 #include "gc/shared/barrierSetAssembler.hpp"
30 #include "gc/shared/barrierSetNMethod.hpp"
31 #include "gc/shared/cardTable.hpp"
32 #include "gc/shared/collectedHeap.hpp"
33 #include "gc/shared/gc_globals.hpp"
34 #include "gc/shared/tlab_globals.hpp"
35 #if INCLUDE_ZGC
36 #include "gc/x/xBarrierSetRuntime.hpp"
37 #include "gc/x/xThreadLocalData.hpp"
38 #endif
39 #include "jvmci/jvmciCompilerToVM.hpp"
40 #include "jvmci/jvmciEnv.hpp"
41 #include "jvmci/vmStructs_jvmci.hpp"
42 #include "memory/universe.hpp"
43 #include "oops/compressedOops.hpp"
44 #include "oops/klass.inline.hpp"
45 #include "runtime/flags/jvmFlag.hpp"
46 #include "runtime/sharedRuntime.hpp"
47 #include "runtime/stubRoutines.hpp"
48 #include "utilities/resourceHash.hpp"
49
50
51 int CompilerToVM::Data::Klass_vtable_start_offset;
52 int CompilerToVM::Data::Klass_vtable_length_offset;
53
54 int CompilerToVM::Data::Method_extra_stack_entries;
55
56 address CompilerToVM::Data::SharedRuntime_ic_miss_stub;
57 address CompilerToVM::Data::SharedRuntime_handle_wrong_method_stub;
58 address CompilerToVM::Data::SharedRuntime_deopt_blob_unpack;
59 address CompilerToVM::Data::SharedRuntime_deopt_blob_unpack_with_exception_in_tls;
60 address CompilerToVM::Data::SharedRuntime_deopt_blob_uncommon_trap;
61 address CompilerToVM::Data::SharedRuntime_polling_page_return_handler;
62
63 address CompilerToVM::Data::nmethod_entry_barrier;
64 int CompilerToVM::Data::thread_disarmed_guard_value_offset;
65 int CompilerToVM::Data::thread_address_bad_mask_offset;
66
67 address CompilerToVM::Data::ZBarrierSetRuntime_load_barrier_on_oop_field_preloaded;
68 address CompilerToVM::Data::ZBarrierSetRuntime_load_barrier_on_weak_oop_field_preloaded;
69 address CompilerToVM::Data::ZBarrierSetRuntime_load_barrier_on_phantom_oop_field_preloaded;
70 address CompilerToVM::Data::ZBarrierSetRuntime_weak_load_barrier_on_oop_field_preloaded;
71 address CompilerToVM::Data::ZBarrierSetRuntime_weak_load_barrier_on_weak_oop_field_preloaded;
72 address CompilerToVM::Data::ZBarrierSetRuntime_weak_load_barrier_on_phantom_oop_field_preloaded;
73 address CompilerToVM::Data::ZBarrierSetRuntime_load_barrier_on_oop_array;
74 address CompilerToVM::Data::ZBarrierSetRuntime_clone;
75
76 bool CompilerToVM::Data::continuations_enabled;
77
78 #ifdef AARCH64
79 int CompilerToVM::Data::BarrierSetAssembler_nmethod_patching_type;
80 address CompilerToVM::Data::BarrierSetAssembler_patching_epoch_addr;
81 #endif
82
83 size_t CompilerToVM::Data::ThreadLocalAllocBuffer_alignment_reserve;
84
85 CollectedHeap* CompilerToVM::Data::Universe_collectedHeap;
86 int CompilerToVM::Data::Universe_base_vtable_size;
87 address CompilerToVM::Data::Universe_narrow_oop_base;
88 int CompilerToVM::Data::Universe_narrow_oop_shift;
89 address CompilerToVM::Data::Universe_narrow_klass_base;
90 int CompilerToVM::Data::Universe_narrow_klass_shift;
91 void* CompilerToVM::Data::Universe_non_oop_bits;
92 uintptr_t CompilerToVM::Data::Universe_verify_oop_mask;
93 uintptr_t CompilerToVM::Data::Universe_verify_oop_bits;
94
95 bool CompilerToVM::Data::_supports_inline_contig_alloc;
96 HeapWord** CompilerToVM::Data::_heap_end_addr;
97 HeapWord* volatile* CompilerToVM::Data::_heap_top_addr;
98 int CompilerToVM::Data::_max_oop_map_stack_offset;
99 int CompilerToVM::Data::_fields_annotations_base_offset;
100
101 CardTable::CardValue* CompilerToVM::Data::cardtable_start_address;
102 int CompilerToVM::Data::cardtable_shift;
103
104 size_t CompilerToVM::Data::vm_page_size;
105
106 int CompilerToVM::Data::sizeof_vtableEntry = sizeof(vtableEntry);
107 int CompilerToVM::Data::sizeof_ExceptionTableElement = sizeof(ExceptionTableElement);
108 int CompilerToVM::Data::sizeof_LocalVariableTableElement = sizeof(LocalVariableTableElement);
109 int CompilerToVM::Data::sizeof_ConstantPool = sizeof(ConstantPool);
110 int CompilerToVM::Data::sizeof_narrowKlass = sizeof(narrowKlass);
111 int CompilerToVM::Data::sizeof_arrayOopDesc = sizeof(arrayOopDesc);
112 int CompilerToVM::Data::sizeof_BasicLock = sizeof(BasicLock);
113
114 address CompilerToVM::Data::dsin;
115 address CompilerToVM::Data::dcos;
116 address CompilerToVM::Data::dtan;
117 address CompilerToVM::Data::dexp;
118 address CompilerToVM::Data::dlog;
119 address CompilerToVM::Data::dlog10;
120 address CompilerToVM::Data::dpow;
121
122 address CompilerToVM::Data::symbol_init;
123 address CompilerToVM::Data::symbol_clinit;
124
125 int CompilerToVM::Data::data_section_item_alignment;
126
127 void CompilerToVM::Data::initialize(JVMCI_TRAPS) {
128 Klass_vtable_start_offset = in_bytes(Klass::vtable_start_offset());
129 Klass_vtable_length_offset = in_bytes(Klass::vtable_length_offset());
130
131 Method_extra_stack_entries = Method::extra_stack_entries();
132
133 SharedRuntime_ic_miss_stub = SharedRuntime::get_ic_miss_stub();
134 SharedRuntime_handle_wrong_method_stub = SharedRuntime::get_handle_wrong_method_stub();
135 SharedRuntime_deopt_blob_unpack = SharedRuntime::deopt_blob()->unpack();
136 SharedRuntime_deopt_blob_unpack_with_exception_in_tls = SharedRuntime::deopt_blob()->unpack_with_exception_in_tls();
137 SharedRuntime_deopt_blob_uncommon_trap = SharedRuntime::deopt_blob()->uncommon_trap();
138 SharedRuntime_polling_page_return_handler = SharedRuntime::polling_page_return_handler_blob()->entry_point();
139
140 BarrierSetNMethod* bs_nm = BarrierSet::barrier_set()->barrier_set_nmethod();
141 if (bs_nm != nullptr) {
142 thread_disarmed_guard_value_offset = in_bytes(bs_nm->thread_disarmed_guard_value_offset());
143 AMD64_ONLY(nmethod_entry_barrier = StubRoutines::x86::method_entry_barrier());
144 AARCH64_ONLY(nmethod_entry_barrier = StubRoutines::aarch64::method_entry_barrier());
145 BarrierSetAssembler* bs_asm = BarrierSet::barrier_set()->barrier_set_assembler();
146 AARCH64_ONLY(BarrierSetAssembler_nmethod_patching_type = (int) bs_asm->nmethod_patching_type());
147 AARCH64_ONLY(BarrierSetAssembler_patching_epoch_addr = bs_asm->patching_epoch_addr());
148 }
149
150 #if INCLUDE_ZGC
151 if (UseZGC) {
152 thread_address_bad_mask_offset = in_bytes(XThreadLocalData::address_bad_mask_offset());
153 ZBarrierSetRuntime_load_barrier_on_oop_field_preloaded = XBarrierSetRuntime::load_barrier_on_oop_field_preloaded_addr();
154 ZBarrierSetRuntime_load_barrier_on_weak_oop_field_preloaded = XBarrierSetRuntime::load_barrier_on_weak_oop_field_preloaded_addr();
155 ZBarrierSetRuntime_load_barrier_on_phantom_oop_field_preloaded = XBarrierSetRuntime::load_barrier_on_phantom_oop_field_preloaded_addr();
156 ZBarrierSetRuntime_weak_load_barrier_on_oop_field_preloaded = XBarrierSetRuntime::weak_load_barrier_on_oop_field_preloaded_addr();
157 ZBarrierSetRuntime_weak_load_barrier_on_weak_oop_field_preloaded = XBarrierSetRuntime::weak_load_barrier_on_weak_oop_field_preloaded_addr();
158 ZBarrierSetRuntime_weak_load_barrier_on_phantom_oop_field_preloaded = XBarrierSetRuntime::weak_load_barrier_on_phantom_oop_field_preloaded_addr();
159 ZBarrierSetRuntime_load_barrier_on_oop_array = XBarrierSetRuntime::load_barrier_on_oop_array_addr();
160 ZBarrierSetRuntime_clone = XBarrierSetRuntime::clone_addr();
161 }
162 #endif
163
164 continuations_enabled = Continuations::enabled();
165
166 ThreadLocalAllocBuffer_alignment_reserve = ThreadLocalAllocBuffer::alignment_reserve();
167
168 Universe_collectedHeap = Universe::heap();
169 Universe_base_vtable_size = Universe::base_vtable_size();
170 Universe_narrow_oop_base = CompressedOops::base();
171 Universe_narrow_oop_shift = CompressedOops::shift();
172 Universe_narrow_klass_base = CompressedKlassPointers::base();
173 Universe_narrow_klass_shift = CompressedKlassPointers::shift();
174 Universe_non_oop_bits = Universe::non_oop_word();
175 Universe_verify_oop_mask = Universe::verify_oop_mask();
176 Universe_verify_oop_bits = Universe::verify_oop_bits();
177
178 _supports_inline_contig_alloc = false;
179 _heap_end_addr = (HeapWord**) -1;
180 _heap_top_addr = (HeapWord* volatile*) -1;
181
182 _max_oop_map_stack_offset = (OopMapValue::register_mask - VMRegImpl::stack2reg(0)->value()) * VMRegImpl::stack_slot_size;
183 int max_oop_map_stack_index = _max_oop_map_stack_offset / VMRegImpl::stack_slot_size;
184 assert(OopMapValue::legal_vm_reg_name(VMRegImpl::stack2reg(max_oop_map_stack_index)), "should be valid");
185 assert(!OopMapValue::legal_vm_reg_name(VMRegImpl::stack2reg(max_oop_map_stack_index + 1)), "should be invalid");
186
187 symbol_init = (address) vmSymbols::object_initializer_name();
188 symbol_clinit = (address) vmSymbols::class_initializer_name();
189
190 _fields_annotations_base_offset = Array<AnnotationArray*>::base_offset_in_bytes();
191
192 data_section_item_alignment = relocInfo::addr_unit();
193
194 BarrierSet* bs = BarrierSet::barrier_set();
195 if (bs->is_a(BarrierSet::CardTableBarrierSet)) {
196 CardTable::CardValue* base = ci_card_table_address();
197 assert(base != nullptr, "unexpected byte_map_base");
198 cardtable_start_address = base;
199 cardtable_shift = CardTable::card_shift();
200 } else {
201 // No card mark barriers
202 cardtable_start_address = 0;
203 cardtable_shift = 0;
204 }
205
206 vm_page_size = os::vm_page_size();
207
208 #define SET_TRIGFUNC(name) \
209 if (StubRoutines::name() != nullptr) { \
210 name = StubRoutines::name(); \
211 } else { \
212 name = CAST_FROM_FN_PTR(address, SharedRuntime::name); \
213 }
214
215 SET_TRIGFUNC(dsin);
216 SET_TRIGFUNC(dcos);
217 SET_TRIGFUNC(dtan);
218 SET_TRIGFUNC(dexp);
219 SET_TRIGFUNC(dlog10);
220 SET_TRIGFUNC(dlog);
221 SET_TRIGFUNC(dpow);
222
223 #undef SET_TRIGFUNC
224 }
225
226 JVMCIObjectArray CompilerToVM::initialize_intrinsics(JVMCI_TRAPS) {
227 int len = vmIntrinsics::number_of_intrinsics() - 1; // Exclude vmIntrinsics::_none, which is 0
228 JVMCIObjectArray vmIntrinsics = JVMCIENV->new_VMIntrinsicMethod_array(len, JVMCI_CHECK_NULL);
229 int index = 0;
230 vmSymbolID kls_sid = vmSymbolID::NO_SID;
231 JVMCIObject kls_str;
232 #define VM_SYMBOL_TO_STRING(s) \
233 JVMCIENV->create_string(vmSymbols::symbol_at(VM_SYMBOL_ENUM_NAME(s)), JVMCI_CHECK_NULL)
234 #define VM_INTRINSIC_INFO(id, kls, name, sig, ignore_fcode) { \
235 vmSymbolID sid = VM_SYMBOL_ENUM_NAME(kls); \
236 if (kls_sid != sid) { \
237 kls_str = VM_SYMBOL_TO_STRING(kls); \
238 kls_sid = sid; \
239 } \
240 JVMCIObject name_str = VM_SYMBOL_TO_STRING(name); \
241 JVMCIObject sig_str = VM_SYMBOL_TO_STRING(sig); \
242 JVMCIObject vmIntrinsicMethod = JVMCIENV->new_VMIntrinsicMethod(kls_str, name_str, sig_str, (jint) vmIntrinsics::id, JVMCI_CHECK_NULL); \
243 JVMCIENV->put_object_at(vmIntrinsics, index++, vmIntrinsicMethod); \
244 }
245
246 // VM_INTRINSICS_DO does *not* iterate over vmIntrinsics::_none
247 VM_INTRINSICS_DO(VM_INTRINSIC_INFO, VM_SYMBOL_IGNORE, VM_SYMBOL_IGNORE, VM_SYMBOL_IGNORE, VM_ALIAS_IGNORE)
248 #undef VM_SYMBOL_TO_STRING
249 #undef VM_INTRINSIC_INFO
250
251 assert(index == len, "must be");
252 return vmIntrinsics;
253 }
254
255 #define PREDEFINED_CONFIG_FLAGS(do_bool_flag, do_int_flag, do_intx_flag, do_uintx_flag) \
256 do_intx_flag(AllocateInstancePrefetchLines) \
257 do_intx_flag(AllocatePrefetchDistance) \
258 do_intx_flag(AllocatePrefetchInstr) \
259 do_intx_flag(AllocatePrefetchLines) \
260 do_intx_flag(AllocatePrefetchStepSize) \
261 do_intx_flag(AllocatePrefetchStyle) \
262 do_intx_flag(BciProfileWidth) \
263 do_bool_flag(BootstrapJVMCI) \
264 do_bool_flag(CITime) \
265 do_bool_flag(CITimeEach) \
266 do_uintx_flag(CodeCacheSegmentSize) \
267 do_intx_flag(CodeEntryAlignment) \
268 do_intx_flag(ContendedPaddingWidth) \
269 do_bool_flag(DontCompileHugeMethods) \
270 do_bool_flag(EagerJVMCI) \
271 do_bool_flag(EnableContended) \
272 do_bool_flag(FoldStableValues) \
273 do_bool_flag(ForceUnreachable) \
274 do_intx_flag(HugeMethodLimit) \
275 do_bool_flag(Inline) \
276 do_intx_flag(JVMCICounterSize) \
277 do_bool_flag(JVMCIPrintProperties) \
278 do_bool_flag(JVMCIUseFastLocking) \
279 do_int_flag(ObjectAlignmentInBytes) \
280 do_bool_flag(PrintInlining) \
281 do_bool_flag(ReduceInitialCardMarks) \
282 do_bool_flag(RestrictContended) \
283 do_intx_flag(StackReservedPages) \
284 do_intx_flag(StackShadowPages) \
285 do_bool_flag(TLABStats) \
286 do_uintx_flag(TLABWasteIncrement) \
287 do_intx_flag(TypeProfileWidth) \
288 do_bool_flag(UseAESIntrinsics) \
289 X86_ONLY(do_int_flag(UseAVX)) \
290 do_bool_flag(UseCRC32Intrinsics) \
291 do_bool_flag(UseAdler32Intrinsics) \
292 do_bool_flag(UseCompressedClassPointers) \
293 do_bool_flag(UseCompressedOops) \
294 X86_ONLY(do_bool_flag(UseCountLeadingZerosInstruction)) \
295 X86_ONLY(do_bool_flag(UseCountTrailingZerosInstruction)) \
296 do_bool_flag(UseG1GC) \
297 do_bool_flag(UseParallelGC) \
298 do_bool_flag(UseSerialGC) \
299 do_bool_flag(UseZGC) \
300 do_bool_flag(UseEpsilonGC) \
301 COMPILER2_PRESENT(do_bool_flag(UseMontgomeryMultiplyIntrinsic)) \
302 COMPILER2_PRESENT(do_bool_flag(UseMontgomerySquareIntrinsic)) \
303 COMPILER2_PRESENT(do_bool_flag(UseMulAddIntrinsic)) \
304 COMPILER2_PRESENT(do_bool_flag(UseMultiplyToLenIntrinsic)) \
305 do_bool_flag(UsePopCountInstruction) \
306 do_bool_flag(UseSHA1Intrinsics) \
307 do_bool_flag(UseSHA256Intrinsics) \
308 do_bool_flag(UseSHA512Intrinsics) \
309 X86_ONLY(do_int_flag(UseSSE)) \
310 COMPILER2_PRESENT(do_bool_flag(UseSquareToLenIntrinsic)) \
311 do_bool_flag(UseTLAB) \
312 do_bool_flag(VerifyOops) \
313
314 #define BOXED_BOOLEAN(name, value) name = ((jboolean)(value) ? boxedTrue : boxedFalse)
315 #define BOXED_DOUBLE(name, value) do { jvalue p; p.d = (jdouble) (value); name = JVMCIENV->create_box(T_DOUBLE, &p, JVMCI_CHECK_NULL);} while(0)
316 #define BOXED_LONG(name, value) \
317 do { \
318 jvalue p; p.j = (jlong) (value); \
319 JVMCIObject* e = longs.get(p.j); \
320 if (e == nullptr) { \
321 JVMCIObject h = JVMCIENV->create_box(T_LONG, &p, JVMCI_CHECK_NULL); \
322 longs.put(p.j, h); \
323 name = h; \
324 } else { \
325 name = (*e); \
326 } \
327 } while (0)
328
329 #define CSTRING_TO_JSTRING(name, value) \
330 JVMCIObject name; \
331 do { \
332 if (value != nullptr) { \
333 JVMCIObject* e = strings.get(value); \
334 if (e == nullptr) { \
335 JVMCIObject h = JVMCIENV->create_string(value, JVMCI_CHECK_NULL); \
336 strings.put(value, h); \
337 name = h; \
338 } else { \
339 name = (*e); \
340 } \
341 } \
342 } while (0)
343
344 jobjectArray readConfiguration0(JNIEnv *env, JVMCI_TRAPS) {
345 JavaThread* THREAD = JavaThread::current(); // For exception macros.
346 ResourceHashtable<jlong, JVMCIObject> longs;
347 ResourceHashtable<const char*, JVMCIObject,
348 256, AnyObj::RESOURCE_AREA, mtInternal,
349 &CompilerToVM::cstring_hash, &CompilerToVM::cstring_equals> strings;
350
351 jvalue prim;
352 prim.z = true; JVMCIObject boxedTrue = JVMCIENV->create_box(T_BOOLEAN, &prim, JVMCI_CHECK_NULL);
353 prim.z = false; JVMCIObject boxedFalse = JVMCIENV->create_box(T_BOOLEAN, &prim, JVMCI_CHECK_NULL);
354
355 CompilerToVM::Data::initialize(JVMCI_CHECK_NULL);
356
357 JVMCIENV->VMField_initialize(JVMCI_CHECK_NULL);
358 JVMCIENV->VMFlag_initialize(JVMCI_CHECK_NULL);
359 JVMCIENV->VMIntrinsicMethod_initialize(JVMCI_CHECK_NULL);
360
361 int len = JVMCIVMStructs::localHotSpotVMStructs_count();
362 JVMCIObjectArray vmFields = JVMCIENV->new_VMField_array(len, JVMCI_CHECK_NULL);
363 for (int i = 0; i < len ; i++) {
364 VMStructEntry vmField = JVMCIVMStructs::localHotSpotVMStructs[i];
365 const size_t name_buf_size = strlen(vmField.typeName) + strlen(vmField.fieldName) + 2 + 1 /* "::" */;
366 char* name_buf = NEW_RESOURCE_ARRAY_IN_THREAD(THREAD, char, name_buf_size);
367 os::snprintf_checked(name_buf, name_buf_size, "%s::%s", vmField.typeName, vmField.fieldName);
368 CSTRING_TO_JSTRING(name, name_buf);
369 CSTRING_TO_JSTRING(type, vmField.typeString);
370 JVMCIObject box;
371 if (vmField.isStatic && vmField.typeString != nullptr) {
372 if (strcmp(vmField.typeString, "bool") == 0) {
373 BOXED_BOOLEAN(box, *(jbyte*) vmField.address);
374 assert(box.is_non_null(), "must have a box");
375 } else if (strcmp(vmField.typeString, "int") == 0 ||
376 strcmp(vmField.typeString, "jint") == 0 ||
377 strcmp(vmField.typeString, "uint32_t") == 0) {
378 BOXED_LONG(box, *(jint*) vmField.address);
379 assert(box.is_non_null(), "must have a box");
380 } else if (strcmp(vmField.typeString, "uint64_t") == 0) {
381 BOXED_LONG(box, *(uint64_t*) vmField.address);
382 assert(box.is_non_null(), "must have a box");
383 } else if (strcmp(vmField.typeString, "address") == 0 ||
384 strcmp(vmField.typeString, "intptr_t") == 0 ||
385 strcmp(vmField.typeString, "uintptr_t") == 0 ||
386 strcmp(vmField.typeString, "OopHandle") == 0 ||
387 strcmp(vmField.typeString, "size_t") == 0 ||
388 // All foo* types are addresses.
389 vmField.typeString[strlen(vmField.typeString) - 1] == '*') {
390 BOXED_LONG(box, *((address*) vmField.address));
391 assert(box.is_non_null(), "must have a box");
392 } else {
393 JVMCI_ERROR_NULL("VM field %s has unsupported type %s", name_buf, vmField.typeString);
394 }
395 }
396 JVMCIObject vmFieldObj = JVMCIENV->new_VMField(name, type, vmField.offset, (jlong) vmField.address, box, JVMCI_CHECK_NULL);
397 JVMCIENV->put_object_at(vmFields, i, vmFieldObj);
398 }
399
400 int ints_len = JVMCIVMStructs::localHotSpotVMIntConstants_count();
401 int longs_len = JVMCIVMStructs::localHotSpotVMLongConstants_count();
402 len = ints_len + longs_len;
403 JVMCIObjectArray vmConstants = JVMCIENV->new_Object_array(len * 2, JVMCI_CHECK_NULL);
404 int insert = 0;
405 for (int i = 0; i < ints_len ; i++) {
406 VMIntConstantEntry c = JVMCIVMStructs::localHotSpotVMIntConstants[i];
407 CSTRING_TO_JSTRING(name, c.name);
408 JVMCIObject value;
409 BOXED_LONG(value, c.value);
410 JVMCIENV->put_object_at(vmConstants, insert++, name);
411 JVMCIENV->put_object_at(vmConstants, insert++, value);
412 }
413 for (int i = 0; i < longs_len ; i++) {
414 VMLongConstantEntry c = JVMCIVMStructs::localHotSpotVMLongConstants[i];
415 CSTRING_TO_JSTRING(name, c.name);
416 JVMCIObject value;
417 BOXED_LONG(value, c.value);
418 JVMCIENV->put_object_at(vmConstants, insert++, name);
419 JVMCIENV->put_object_at(vmConstants, insert++, value);
420 }
421 assert(insert == len * 2, "must be");
422
423 len = JVMCIVMStructs::localHotSpotVMAddresses_count();
424 JVMCIObjectArray vmAddresses = JVMCIENV->new_Object_array(len * 2, JVMCI_CHECK_NULL);
425 for (int i = 0; i < len ; i++) {
426 VMAddressEntry a = JVMCIVMStructs::localHotSpotVMAddresses[i];
427 CSTRING_TO_JSTRING(name, a.name);
428 JVMCIObject value;
429 BOXED_LONG(value, a.value);
430 JVMCIENV->put_object_at(vmAddresses, i * 2, name);
431 JVMCIENV->put_object_at(vmAddresses, i * 2 + 1, value);
432 }
433
434 #define COUNT_FLAG(ignore) +1
435 #ifdef ASSERT
436 #define CHECK_FLAG(type, name) { \
437 const JVMFlag* flag = JVMFlag::find_declared_flag(#name); \
438 assert(flag != nullptr, "No such flag named " #name); \
439 assert(flag->is_##type(), "JVMFlag " #name " is not of type " #type); \
440 }
441 #else
442 #define CHECK_FLAG(type, name)
443 #endif
444
445 #define ADD_FLAG(type, name, convert) { \
446 CHECK_FLAG(type, name) \
447 CSTRING_TO_JSTRING(fname, #name); \
448 CSTRING_TO_JSTRING(ftype, #type); \
449 convert(value, name); \
450 JVMCIObject vmFlagObj = JVMCIENV->new_VMFlag(fname, ftype, value, JVMCI_CHECK_NULL); \
451 JVMCIENV->put_object_at(vmFlags, i++, vmFlagObj); \
452 }
453 #define ADD_BOOL_FLAG(name) ADD_FLAG(bool, name, BOXED_BOOLEAN)
454 #define ADD_INT_FLAG(name) ADD_FLAG(int, name, BOXED_LONG)
455 #define ADD_INTX_FLAG(name) ADD_FLAG(intx, name, BOXED_LONG)
456 #define ADD_UINTX_FLAG(name) ADD_FLAG(uintx, name, BOXED_LONG)
457
458 len = 0 + PREDEFINED_CONFIG_FLAGS(COUNT_FLAG, COUNT_FLAG, COUNT_FLAG, COUNT_FLAG);
459 JVMCIObjectArray vmFlags = JVMCIENV->new_VMFlag_array(len, JVMCI_CHECK_NULL);
460 int i = 0;
461 JVMCIObject value;
462 PREDEFINED_CONFIG_FLAGS(ADD_BOOL_FLAG, ADD_INT_FLAG, ADD_INTX_FLAG, ADD_UINTX_FLAG)
463
464 JVMCIObjectArray vmIntrinsics = CompilerToVM::initialize_intrinsics(JVMCI_CHECK_NULL);
465
466 JVMCIObjectArray data = JVMCIENV->new_Object_array(5, JVMCI_CHECK_NULL);
467 JVMCIENV->put_object_at(data, 0, vmFields);
468 JVMCIENV->put_object_at(data, 1, vmConstants);
469 JVMCIENV->put_object_at(data, 2, vmAddresses);
470 JVMCIENV->put_object_at(data, 3, vmFlags);
471 JVMCIENV->put_object_at(data, 4, vmIntrinsics);
472
473 return JVMCIENV->get_jobjectArray(data);
474 }
--- EOF ---