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
25 #ifndef SHARE_OPTO_LIBRARY_CALL_HPP
26 #define SHARE_OPTO_LIBRARY_CALL_HPP
27
28 #include "ci/ciMethod.hpp"
29 #include "classfile/javaClasses.hpp"
30 #include "opto/callGenerator.hpp"
31 #include "opto/castnode.hpp"
32 #include "opto/convertnode.hpp"
33 #include "opto/graphKit.hpp"
34 #include "opto/intrinsicnode.hpp"
35 #include "opto/movenode.hpp"
36
37 class LibraryIntrinsic : public InlineCallGenerator {
38 // Extend the set of intrinsics known to the runtime:
39 public:
40 private:
41 bool _is_virtual;
42 bool _does_virtual_dispatch;
43 int8_t _predicates_count; // Intrinsic is predicated by several conditions
44 int8_t _last_predicate; // Last generated predicate
45 vmIntrinsics::ID _intrinsic_id;
46
47 public:
48 LibraryIntrinsic(ciMethod* m, bool is_virtual, int predicates_count, bool does_virtual_dispatch, vmIntrinsics::ID id)
49 : InlineCallGenerator(m),
50 _is_virtual(is_virtual),
51 _does_virtual_dispatch(does_virtual_dispatch),
52 _predicates_count((int8_t)predicates_count),
53 _last_predicate((int8_t)-1),
91 ciSignature* declared_signature = nullptr;
92 ciMethod* ignored_callee = caller()->get_method_at_bci(bci(), ignored_will_link, &declared_signature);
93 const int nargs = declared_signature->arg_size_for_bc(caller()->java_code_at_bci(bci()));
94 _reexecute_sp = sp() + nargs; // "push" arguments back on stack
95 }
96 }
97
98 virtual LibraryCallKit* is_LibraryCallKit() const { return (LibraryCallKit*)this; }
99
100 ciMethod* caller() const { return jvms()->method(); }
101 int bci() const { return jvms()->bci(); }
102 LibraryIntrinsic* intrinsic() const { return _intrinsic; }
103 vmIntrinsics::ID intrinsic_id() const { return _intrinsic->intrinsic_id(); }
104 ciMethod* callee() const { return _intrinsic->method(); }
105
106 bool try_to_inline(int predicate);
107 Node* try_to_predicate(int predicate);
108
109 void push_result() {
110 // Push the result onto the stack.
111 if (!stopped() && result() != nullptr) {
112 if (result()->is_top()) {
113 assert(false, "Can't determine return value.");
114 C->record_method_not_compilable("Can't determine return value.");
115 }
116 BasicType bt = result()->bottom_type()->basic_type();
117 push_node(bt, result());
118 }
119 }
120
121 private:
122 void fatal_unexpected_iid(vmIntrinsics::ID iid) {
123 fatal("unexpected intrinsic %d: %s", vmIntrinsics::as_int(iid), vmIntrinsics::name_at(iid));
124 }
125
126 void set_result(Node* n) { assert(_result == nullptr, "only set once"); _result = n; }
127 void set_result(RegionNode* region, PhiNode* value);
128 Node* result() { return _result; }
129
130 virtual int reexecute_sp() { return _reexecute_sp; }
131
132 // Helper functions to inline natives
133 Node* generate_guard(Node* test, RegionNode* region, float true_prob);
134 Node* generate_slow_guard(Node* test, RegionNode* region);
135 Node* generate_fair_guard(Node* test, RegionNode* region);
136 Node* generate_negative_guard(Node* index, RegionNode* region,
137 // resulting CastII of index:
138 Node* *pos_index = nullptr);
139 Node* generate_limit_guard(Node* offset, Node* subseq_length,
140 Node* array_length,
141 RegionNode* region);
142 void generate_string_range_check(Node* array, Node* offset,
143 Node* length, bool char_count);
144 Node* current_thread_helper(Node* &tls_output, ByteSize handle_offset,
145 bool is_immutable);
146 Node* generate_current_thread(Node* &tls_output);
147 Node* generate_virtual_thread(Node* threadObj);
148 Node* load_mirror_from_klass(Node* klass);
149 Node* load_klass_from_mirror_common(Node* mirror, bool never_see_null,
150 RegionNode* region, int null_path,
151 int offset);
152 Node* load_klass_from_mirror(Node* mirror, bool never_see_null,
153 RegionNode* region, int null_path) {
154 int offset = java_lang_Class::klass_offset();
155 return load_klass_from_mirror_common(mirror, never_see_null,
156 region, null_path,
157 offset);
158 }
159 Node* load_array_klass_from_mirror(Node* mirror, bool never_see_null,
160 RegionNode* region, int null_path) {
161 int offset = java_lang_Class::array_klass_offset();
162 return load_klass_from_mirror_common(mirror, never_see_null,
163 region, null_path,
164 offset);
165 }
166 Node* generate_klass_flags_guard(Node* kls, int modifier_mask, int modifier_bits, RegionNode* region,
167 ByteSize offset, const Type* type, BasicType bt);
168 Node* generate_misc_flags_guard(Node* kls,
169 int modifier_mask, int modifier_bits,
170 RegionNode* region);
171 Node* generate_interface_guard(Node* kls, RegionNode* region);
172 Node* generate_hidden_class_guard(Node* kls, RegionNode* region);
173 Node* generate_array_guard(Node* kls, RegionNode* region, Node** obj = nullptr) {
174 return generate_array_guard_common(kls, region, false, false, obj);
175 }
176 Node* generate_non_array_guard(Node* kls, RegionNode* region, Node** obj = nullptr) {
177 return generate_array_guard_common(kls, region, false, true, obj);
178 }
179 Node* generate_objArray_guard(Node* kls, RegionNode* region, Node** obj = nullptr) {
180 return generate_array_guard_common(kls, region, true, false, obj);
181 }
182 Node* generate_non_objArray_guard(Node* kls, RegionNode* region, Node** obj = nullptr) {
183 return generate_array_guard_common(kls, region, true, true, obj);
184 }
185 Node* generate_array_guard_common(Node* kls, RegionNode* region,
186 bool obj_array, bool not_array, Node** obj = nullptr);
187 Node* generate_virtual_guard(Node* obj_klass, RegionNode* slow_region);
188 CallJavaNode* generate_method_call(vmIntrinsicID method_id, bool is_virtual, bool is_static, bool res_not_null);
189 CallJavaNode* generate_method_call_static(vmIntrinsicID method_id, bool res_not_null) {
190 return generate_method_call(method_id, false, true, res_not_null);
191 }
192 Node* load_field_from_object(Node* fromObj, const char* fieldName, const char* fieldTypeString, DecoratorSet decorators = IN_HEAP, bool is_static = false, ciInstanceKlass* fromKls = nullptr);
193 Node* field_address_from_object(Node* fromObj, const char* fieldName, const char* fieldTypeString, bool is_exact = true, bool is_static = false, ciInstanceKlass* fromKls = nullptr);
194
195 Node* make_string_method_node(int opcode, Node* str1_start, Node* cnt1, Node* str2_start, Node* cnt2, StrIntrinsicNode::ArgEnc ae);
196 bool inline_string_compareTo(StrIntrinsicNode::ArgEnc ae);
197 bool inline_string_indexOf(StrIntrinsicNode::ArgEnc ae);
198 bool inline_string_indexOfI(StrIntrinsicNode::ArgEnc ae);
199 Node* make_indexOf_node(Node* src_start, Node* src_count, Node* tgt_start, Node* tgt_count,
200 RegionNode* region, Node* phi, StrIntrinsicNode::ArgEnc ae);
201 bool inline_string_indexOfChar(StrIntrinsicNode::ArgEnc ae);
202 bool inline_string_equals(StrIntrinsicNode::ArgEnc ae);
203 bool inline_vectorizedHashCode();
204 bool inline_string_toBytesU();
205 bool inline_string_getCharsU();
206 bool inline_string_copy(bool compress);
214 bool inline_math_overflow(Node* arg1, Node* arg2);
215 bool inline_math_mathExact(Node* math, Node* test);
216 bool inline_math_addExactI(bool is_increment);
217 bool inline_math_addExactL(bool is_increment);
218 bool inline_math_multiplyExactI();
219 bool inline_math_multiplyExactL();
220 bool inline_math_multiplyHigh();
221 bool inline_math_unsignedMultiplyHigh();
222 bool inline_math_negateExactI();
223 bool inline_math_negateExactL();
224 bool inline_math_subtractExactI(bool is_decrement);
225 bool inline_math_subtractExactL(bool is_decrement);
226 bool inline_min_max(vmIntrinsics::ID id);
227 bool inline_notify(vmIntrinsics::ID id);
228 // This returns Type::AnyPtr, RawPtr, or OopPtr.
229 int classify_unsafe_addr(Node* &base, Node* &offset, BasicType type);
230 Node* make_unsafe_address(Node*& base, Node* offset, BasicType type = T_ILLEGAL, bool can_cast = false);
231
232 typedef enum { Relaxed, Opaque, Volatile, Acquire, Release } AccessKind;
233 DecoratorSet mo_decorator_for_access_kind(AccessKind kind);
234 bool inline_unsafe_access(bool is_store, BasicType type, AccessKind kind, bool is_unaligned);
235 static bool klass_needs_init_guard(Node* kls);
236 bool inline_unsafe_allocate();
237 bool inline_unsafe_newArray(bool uninitialized);
238 bool inline_unsafe_writeback0();
239 bool inline_unsafe_writebackSync0(bool is_pre);
240 bool inline_unsafe_copyMemory();
241 bool inline_unsafe_setMemory();
242
243 bool inline_native_currentCarrierThread();
244 bool inline_native_currentThread();
245 bool inline_native_setCurrentThread();
246
247 bool inline_native_scopedValueCache();
248 const Type* scopedValueCache_type();
249 Node* scopedValueCache_helper();
250 bool inline_native_setScopedValueCache();
251 bool inline_native_Continuation_pinning(bool unpin);
252
253 bool inline_native_time_funcs(address method, const char* funcName);
254 #if INCLUDE_JVMTI
255 bool inline_native_notify_jvmti_funcs(address funcAddr, const char* funcName, bool is_start, bool is_end);
256 bool inline_native_notify_jvmti_hide();
257 bool inline_native_notify_jvmti_sync();
258 #endif
259
260 #ifdef JFR_HAVE_INTRINSICS
261 bool inline_native_classID();
262 bool inline_native_getEventWriter();
263 bool inline_native_jvm_commit();
264 void extend_setCurrentThread(Node* jt, Node* thread);
265 #endif
266 bool inline_native_Class_query(vmIntrinsics::ID id);
267 bool inline_native_subtype_check();
268 bool inline_native_getLength();
269 bool inline_array_copyOf(bool is_copyOfRange);
270 bool inline_array_equals(StrIntrinsicNode::ArgEnc ae);
271 bool inline_preconditions_checkIndex(BasicType bt);
272 void copy_to_clone(Node* obj, Node* alloc_obj, Node* obj_size, bool is_array);
273 bool inline_native_clone(bool is_virtual);
274 bool inline_native_Reflection_getCallerClass();
275 // Helper function for inlining native object hash method
276 bool inline_native_hashcode(bool is_virtual, bool is_static);
277 bool inline_native_getClass();
278
279 // Helper functions for inlining arraycopy
280 bool inline_arraycopy();
281 AllocateArrayNode* tightly_coupled_allocation(Node* ptr);
282 static CallStaticJavaNode* get_uncommon_trap_from_success_proj(Node* node);
283 SafePointNode* create_safepoint_with_state_before_array_allocation(const AllocateArrayNode* alloc) const;
284 void replace_unrelated_uncommon_traps_with_alloc_state(AllocateArrayNode* alloc, JVMState* saved_jvms_before_guards);
285 void replace_unrelated_uncommon_traps_with_alloc_state(JVMState* saved_jvms_before_guards);
286 void create_new_uncommon_trap(CallStaticJavaNode* uncommon_trap_call);
|
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
25 #ifndef SHARE_OPTO_LIBRARY_CALL_HPP
26 #define SHARE_OPTO_LIBRARY_CALL_HPP
27
28 #include "ci/ciMethod.hpp"
29 #include "classfile/javaClasses.hpp"
30 #include "opto/callGenerator.hpp"
31 #include "opto/castnode.hpp"
32 #include "opto/convertnode.hpp"
33 #include "opto/graphKit.hpp"
34 #include "opto/inlinetypenode.hpp"
35 #include "opto/intrinsicnode.hpp"
36 #include "opto/movenode.hpp"
37
38 class LibraryIntrinsic : public InlineCallGenerator {
39 // Extend the set of intrinsics known to the runtime:
40 public:
41 private:
42 bool _is_virtual;
43 bool _does_virtual_dispatch;
44 int8_t _predicates_count; // Intrinsic is predicated by several conditions
45 int8_t _last_predicate; // Last generated predicate
46 vmIntrinsics::ID _intrinsic_id;
47
48 public:
49 LibraryIntrinsic(ciMethod* m, bool is_virtual, int predicates_count, bool does_virtual_dispatch, vmIntrinsics::ID id)
50 : InlineCallGenerator(m),
51 _is_virtual(is_virtual),
52 _does_virtual_dispatch(does_virtual_dispatch),
53 _predicates_count((int8_t)predicates_count),
54 _last_predicate((int8_t)-1),
92 ciSignature* declared_signature = nullptr;
93 ciMethod* ignored_callee = caller()->get_method_at_bci(bci(), ignored_will_link, &declared_signature);
94 const int nargs = declared_signature->arg_size_for_bc(caller()->java_code_at_bci(bci()));
95 _reexecute_sp = sp() + nargs; // "push" arguments back on stack
96 }
97 }
98
99 virtual LibraryCallKit* is_LibraryCallKit() const { return (LibraryCallKit*)this; }
100
101 ciMethod* caller() const { return jvms()->method(); }
102 int bci() const { return jvms()->bci(); }
103 LibraryIntrinsic* intrinsic() const { return _intrinsic; }
104 vmIntrinsics::ID intrinsic_id() const { return _intrinsic->intrinsic_id(); }
105 ciMethod* callee() const { return _intrinsic->method(); }
106
107 bool try_to_inline(int predicate);
108 Node* try_to_predicate(int predicate);
109
110 void push_result() {
111 // Push the result onto the stack.
112 Node* res = result();
113 if (!stopped() && res != nullptr) {
114 if (res->is_top()) {
115 assert(false, "Can't determine return value.");
116 C->record_method_not_compilable("Can't determine return value.");
117 }
118 BasicType bt = res->bottom_type()->basic_type();
119 if (C->inlining_incrementally() && res->is_InlineType()) {
120 // The caller expects an oop when incrementally inlining an intrinsic that returns an
121 // inline type. Make sure the call is re-executed if the allocation triggers a deoptimization.
122 PreserveReexecuteState preexecs(this);
123 jvms()->set_should_reexecute(true);
124 res = res->as_InlineType()->buffer(this);
125 }
126 push_node(bt, res);
127 }
128 }
129
130 private:
131 void fatal_unexpected_iid(vmIntrinsics::ID iid) {
132 fatal("unexpected intrinsic %d: %s", vmIntrinsics::as_int(iid), vmIntrinsics::name_at(iid));
133 }
134
135 void set_result(Node* n) { assert(_result == nullptr, "only set once"); _result = n; }
136 void set_result(RegionNode* region, PhiNode* value);
137 Node* result() { return _result; }
138
139 virtual int reexecute_sp() { return _reexecute_sp; }
140
141 // Helper functions to inline natives
142 Node* generate_guard(Node* test, RegionNode* region, float true_prob);
143 Node* generate_slow_guard(Node* test, RegionNode* region);
144 Node* generate_fair_guard(Node* test, RegionNode* region);
145 Node* generate_negative_guard(Node* index, RegionNode* region,
146 // resulting CastII of index:
147 Node* *pos_index = nullptr);
148 Node* generate_limit_guard(Node* offset, Node* subseq_length,
149 Node* array_length,
150 RegionNode* region);
151 void generate_string_range_check(Node* array, Node* offset,
152 Node* length, bool char_count);
153 Node* current_thread_helper(Node* &tls_output, ByteSize handle_offset,
154 bool is_immutable);
155 Node* generate_current_thread(Node* &tls_output);
156 Node* generate_virtual_thread(Node* threadObj);
157 Node* load_klass_from_mirror_common(Node* mirror, bool never_see_null,
158 RegionNode* region, int null_path,
159 int offset);
160 Node* load_klass_from_mirror(Node* mirror, bool never_see_null,
161 RegionNode* region, int null_path) {
162 int offset = java_lang_Class::klass_offset();
163 return load_klass_from_mirror_common(mirror, never_see_null,
164 region, null_path,
165 offset);
166 }
167 Node* load_array_klass_from_mirror(Node* mirror, bool never_see_null,
168 RegionNode* region, int null_path) {
169 int offset = java_lang_Class::array_klass_offset();
170 return load_klass_from_mirror_common(mirror, never_see_null,
171 region, null_path,
172 offset);
173 }
174 Node* load_default_array_klass(Node* klass_node);
175
176 Node* generate_klass_flags_guard(Node* kls, int modifier_mask, int modifier_bits, RegionNode* region,
177 ByteSize offset, const Type* type, BasicType bt);
178 Node* generate_misc_flags_guard(Node* kls,
179 int modifier_mask, int modifier_bits,
180 RegionNode* region);
181 Node* generate_interface_guard(Node* kls, RegionNode* region);
182
183 enum ArrayKind {
184 AnyArray,
185 NonArray,
186 RefArray,
187 NonRefArray,
188 TypeArray
189 };
190
191 Node* generate_hidden_class_guard(Node* kls, RegionNode* region);
192
193 Node* generate_array_guard(Node* kls, RegionNode* region, Node** obj = nullptr) {
194 return generate_array_guard_common(kls, region, AnyArray, obj);
195 }
196 Node* generate_non_array_guard(Node* kls, RegionNode* region, Node** obj = nullptr) {
197 return generate_array_guard_common(kls, region, NonArray, obj);
198 }
199 Node* generate_refArray_guard(Node* kls, RegionNode* region, Node** obj = nullptr) {
200 return generate_array_guard_common(kls, region, RefArray, obj);
201 }
202 Node* generate_non_refArray_guard(Node* kls, RegionNode* region, Node** obj = nullptr) {
203 return generate_array_guard_common(kls, region, NonRefArray, obj);
204 }
205 Node* generate_typeArray_guard(Node* kls, RegionNode* region, Node** obj = nullptr) {
206 return generate_array_guard_common(kls, region, TypeArray, obj);
207 }
208 Node* generate_array_guard_common(Node* kls, RegionNode* region, ArrayKind kind, Node** obj = nullptr);
209 Node* generate_virtual_guard(Node* obj_klass, RegionNode* slow_region);
210 CallJavaNode* generate_method_call(vmIntrinsicID method_id, bool is_virtual, bool is_static, bool res_not_null);
211 CallJavaNode* generate_method_call_static(vmIntrinsicID method_id, bool res_not_null) {
212 return generate_method_call(method_id, false, true, res_not_null);
213 }
214 Node* load_field_from_object(Node* fromObj, const char* fieldName, const char* fieldTypeString, DecoratorSet decorators = IN_HEAP, bool is_static = false, ciInstanceKlass* fromKls = nullptr);
215 Node* field_address_from_object(Node* fromObj, const char* fieldName, const char* fieldTypeString, bool is_exact = true, bool is_static = false, ciInstanceKlass* fromKls = nullptr);
216
217 Node* make_string_method_node(int opcode, Node* str1_start, Node* cnt1, Node* str2_start, Node* cnt2, StrIntrinsicNode::ArgEnc ae);
218 bool inline_string_compareTo(StrIntrinsicNode::ArgEnc ae);
219 bool inline_string_indexOf(StrIntrinsicNode::ArgEnc ae);
220 bool inline_string_indexOfI(StrIntrinsicNode::ArgEnc ae);
221 Node* make_indexOf_node(Node* src_start, Node* src_count, Node* tgt_start, Node* tgt_count,
222 RegionNode* region, Node* phi, StrIntrinsicNode::ArgEnc ae);
223 bool inline_string_indexOfChar(StrIntrinsicNode::ArgEnc ae);
224 bool inline_string_equals(StrIntrinsicNode::ArgEnc ae);
225 bool inline_vectorizedHashCode();
226 bool inline_string_toBytesU();
227 bool inline_string_getCharsU();
228 bool inline_string_copy(bool compress);
236 bool inline_math_overflow(Node* arg1, Node* arg2);
237 bool inline_math_mathExact(Node* math, Node* test);
238 bool inline_math_addExactI(bool is_increment);
239 bool inline_math_addExactL(bool is_increment);
240 bool inline_math_multiplyExactI();
241 bool inline_math_multiplyExactL();
242 bool inline_math_multiplyHigh();
243 bool inline_math_unsignedMultiplyHigh();
244 bool inline_math_negateExactI();
245 bool inline_math_negateExactL();
246 bool inline_math_subtractExactI(bool is_decrement);
247 bool inline_math_subtractExactL(bool is_decrement);
248 bool inline_min_max(vmIntrinsics::ID id);
249 bool inline_notify(vmIntrinsics::ID id);
250 // This returns Type::AnyPtr, RawPtr, or OopPtr.
251 int classify_unsafe_addr(Node* &base, Node* &offset, BasicType type);
252 Node* make_unsafe_address(Node*& base, Node* offset, BasicType type = T_ILLEGAL, bool can_cast = false);
253
254 typedef enum { Relaxed, Opaque, Volatile, Acquire, Release } AccessKind;
255 DecoratorSet mo_decorator_for_access_kind(AccessKind kind);
256 bool inline_unsafe_access(bool is_store, BasicType type, AccessKind kind, bool is_unaligned, bool is_flat = false);
257 bool inline_unsafe_flat_access(bool is_store, AccessKind kind);
258 static bool klass_needs_init_guard(Node* kls);
259 bool inline_unsafe_allocate();
260 bool inline_unsafe_newArray(bool uninitialized);
261 bool inline_newArray(bool null_free, bool atomic);
262 bool inline_unsafe_writeback0();
263 bool inline_unsafe_writebackSync0(bool is_pre);
264 bool inline_unsafe_copyMemory();
265 bool inline_unsafe_make_private_buffer();
266 bool inline_unsafe_finish_private_buffer();
267 bool inline_unsafe_setMemory();
268
269 bool inline_native_currentCarrierThread();
270 bool inline_native_currentThread();
271 bool inline_native_setCurrentThread();
272
273 bool inline_native_scopedValueCache();
274 const Type* scopedValueCache_type();
275 Node* scopedValueCache_helper();
276 bool inline_native_setScopedValueCache();
277 bool inline_native_Continuation_pinning(bool unpin);
278
279 bool inline_native_time_funcs(address method, const char* funcName);
280 #if INCLUDE_JVMTI
281 bool inline_native_notify_jvmti_funcs(address funcAddr, const char* funcName, bool is_start, bool is_end);
282 bool inline_native_notify_jvmti_hide();
283 bool inline_native_notify_jvmti_sync();
284 #endif
285
286 #ifdef JFR_HAVE_INTRINSICS
287 bool inline_native_classID();
288 bool inline_native_getEventWriter();
289 bool inline_native_jvm_commit();
290 void extend_setCurrentThread(Node* jt, Node* thread);
291 #endif
292 bool inline_native_Class_query(vmIntrinsics::ID id);
293 bool inline_primitive_Class_conversion(vmIntrinsics::ID id);
294 bool inline_native_subtype_check();
295 bool inline_native_getLength();
296 bool inline_array_copyOf(bool is_copyOfRange);
297 bool inline_array_equals(StrIntrinsicNode::ArgEnc ae);
298 bool inline_preconditions_checkIndex(BasicType bt);
299 void copy_to_clone(Node* obj, Node* alloc_obj, Node* obj_size, bool is_array);
300 bool inline_native_clone(bool is_virtual);
301 bool inline_native_Reflection_getCallerClass();
302 // Helper function for inlining native object hash method
303 bool inline_native_hashcode(bool is_virtual, bool is_static);
304 bool inline_native_getClass();
305
306 // Helper functions for inlining arraycopy
307 bool inline_arraycopy();
308 AllocateArrayNode* tightly_coupled_allocation(Node* ptr);
309 static CallStaticJavaNode* get_uncommon_trap_from_success_proj(Node* node);
310 SafePointNode* create_safepoint_with_state_before_array_allocation(const AllocateArrayNode* alloc) const;
311 void replace_unrelated_uncommon_traps_with_alloc_state(AllocateArrayNode* alloc, JVMState* saved_jvms_before_guards);
312 void replace_unrelated_uncommon_traps_with_alloc_state(JVMState* saved_jvms_before_guards);
313 void create_new_uncommon_trap(CallStaticJavaNode* uncommon_trap_call);
|