1 /*
2 * Copyright (c) 2011, 2016, 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 #ifndef SHARE_VM_JVMCI_JVMCIJAVACLASSES_HPP
25 #define SHARE_VM_JVMCI_JVMCIJAVACLASSES_HPP
26
27 #include "classfile/systemDictionary.hpp"
28 #include "oops/instanceMirrorKlass.hpp"
29 #include "oops/oop.inline.hpp"
30
31 class JVMCIJavaClasses : AllStatic {
32 public:
33 static void compute_offsets(TRAPS);
34 };
35
36 /* This macro defines the structure of the CompilationResult - classes.
37 * It will generate classes with accessors similar to javaClasses.hpp, but with specializations for oops, Handles and jni handles.
38 *
39 * The public interface of these classes will look like this:
40
41 * class StackSlot : AllStatic {
42 * public:
43 * static Klass* klass();
44 * static jint index(oop obj);
45 * static jint index(Handle obj);
46 * static jint index(jobject obj);
47 * static void set_index(oop obj, jint x);
48 * static void set_index(Handle obj, jint x);
49 * static void set_index(jobject obj, jint x);
50 * };
51 *
52 */
53
54 #define COMPILER_CLASSES_DO(start_class, end_class, char_field, int_field, boolean_field, long_field, float_field, oop_field, typeArrayOop_field, objArrayOop_field, static_oop_field, static_objArrayOop_field, static_int_field, static_boolean_field) \
55 start_class(Architecture) \
56 oop_field(Architecture, wordKind, "Ljdk/vm/ci/meta/PlatformKind;") \
57 end_class \
58 start_class(TargetDescription) \
59 oop_field(TargetDescription, arch, "Ljdk/vm/ci/code/Architecture;") \
60 end_class \
61 start_class(HotSpotResolvedObjectTypeImpl) \
62 oop_field(HotSpotResolvedObjectTypeImpl, javaClass, "Ljava/lang/Class;") \
63 end_class \
64 start_class(HotSpotResolvedJavaMethodImpl) \
65 long_field(HotSpotResolvedJavaMethodImpl, metaspaceMethod) \
66 end_class \
67 start_class(InstalledCode) \
68 long_field(InstalledCode, address) \
69 long_field(InstalledCode, entryPoint) \
70 long_field(InstalledCode, version) \
71 oop_field(InstalledCode, name, "Ljava/lang/String;") \
72 end_class \
73 start_class(HotSpotInstalledCode) \
74 int_field(HotSpotInstalledCode, size) \
75 long_field(HotSpotInstalledCode, codeStart) \
76 int_field(HotSpotInstalledCode, codeSize) \
77 end_class \
78 start_class(HotSpotNmethod) \
79 boolean_field(HotSpotNmethod, isDefault) \
80 end_class \
81 start_class(HotSpotCompiledCode) \
82 oop_field(HotSpotCompiledCode, name, "Ljava/lang/String;") \
83 objArrayOop_field(HotSpotCompiledCode, sites, "[Ljdk/vm/ci/code/CompilationResult$Site;") \
84 objArrayOop_field(HotSpotCompiledCode, exceptionHandlers, "[Ljdk/vm/ci/code/CompilationResult$ExceptionHandler;") \
85 objArrayOop_field(HotSpotCompiledCode, comments, "[Ljdk/vm/ci/hotspot/HotSpotCompiledCode$Comment;") \
86 objArrayOop_field(HotSpotCompiledCode, assumptions, "[Ljdk/vm/ci/meta/Assumptions$Assumption;") \
87 typeArrayOop_field(HotSpotCompiledCode, targetCode, "[B") \
88 int_field(HotSpotCompiledCode, targetCodeSize) \
89 typeArrayOop_field(HotSpotCompiledCode, dataSection, "[B") \
90 int_field(HotSpotCompiledCode, dataSectionAlignment) \
91 objArrayOop_field(HotSpotCompiledCode, dataSectionPatches, "[Ljdk/vm/ci/code/CompilationResult$DataPatch;") \
92 boolean_field(HotSpotCompiledCode, isImmutablePIC) \
93 int_field(HotSpotCompiledCode, totalFrameSize) \
94 int_field(HotSpotCompiledCode, customStackAreaOffset) \
95 objArrayOop_field(HotSpotCompiledCode, methods, "[Ljdk/vm/ci/meta/ResolvedJavaMethod;") \
96 end_class \
97 start_class(HotSpotCompiledCode_Comment) \
98 oop_field(HotSpotCompiledCode_Comment, text, "Ljava/lang/String;") \
99 int_field(HotSpotCompiledCode_Comment, pcOffset) \
100 end_class \
101 start_class(HotSpotCompiledNmethod) \
102 oop_field(HotSpotCompiledNmethod, method, "Ljdk/vm/ci/hotspot/HotSpotResolvedJavaMethod;") \
103 oop_field(HotSpotCompiledNmethod, installationFailureMessage, "Ljava/lang/String;") \
104 int_field(HotSpotCompiledNmethod, entryBCI) \
105 int_field(HotSpotCompiledNmethod, id) \
106 long_field(HotSpotCompiledNmethod, jvmciEnv) \
107 boolean_field(HotSpotCompiledNmethod, hasUnsafeAccess) \
108 end_class \
109 start_class(HotSpotJVMCIMetaAccessContext) \
110 static_objArrayOop_field(HotSpotJVMCIMetaAccessContext, allContexts, "[Ljava/lang/ref/WeakReference;") \
111 objArrayOop_field(HotSpotJVMCIMetaAccessContext, metadataRoots, "[Ljava/lang/Object;") \
112 end_class \
113 start_class(HotSpotForeignCallTarget) \
114 long_field(HotSpotForeignCallTarget, address) \
115 end_class \
116 start_class(Assumptions_NoFinalizableSubclass) \
117 oop_field(Assumptions_NoFinalizableSubclass, receiverType, "Ljdk/vm/ci/meta/ResolvedJavaType;") \
118 end_class \
119 start_class(Assumptions_ConcreteSubtype) \
120 oop_field(Assumptions_ConcreteSubtype, context, "Ljdk/vm/ci/meta/ResolvedJavaType;") \
121 oop_field(Assumptions_ConcreteSubtype, subtype, "Ljdk/vm/ci/meta/ResolvedJavaType;") \
122 end_class \
123 start_class(Assumptions_LeafType) \
124 oop_field(Assumptions_LeafType, context, "Ljdk/vm/ci/meta/ResolvedJavaType;") \
125 end_class \
126 start_class(Assumptions_ConcreteMethod) \
127 oop_field(Assumptions_ConcreteMethod, method, "Ljdk/vm/ci/meta/ResolvedJavaMethod;") \
128 oop_field(Assumptions_ConcreteMethod, context, "Ljdk/vm/ci/meta/ResolvedJavaType;") \
129 oop_field(Assumptions_ConcreteMethod, impl, "Ljdk/vm/ci/meta/ResolvedJavaMethod;") \
130 end_class \
131 start_class(Assumptions_CallSiteTargetValue) \
132 oop_field(Assumptions_CallSiteTargetValue, callSite, "Ljava/lang/invoke/CallSite;") \
133 oop_field(Assumptions_CallSiteTargetValue, methodHandle, "Ljava/lang/invoke/MethodHandle;") \
134 end_class \
135 start_class(CompilationResult_Site) \
136 int_field(CompilationResult_Site, pcOffset) \
137 end_class \
138 start_class(CompilationResult_Call) \
139 oop_field(CompilationResult_Call, target, "Ljdk/vm/ci/meta/InvokeTarget;") \
140 oop_field(CompilationResult_Call, debugInfo, "Ljdk/vm/ci/code/DebugInfo;") \
141 end_class \
142 start_class(CompilationResult_DataPatch) \
143 oop_field(CompilationResult_DataPatch, reference, "Ljdk/vm/ci/code/CompilationResult$Reference;") \
144 end_class \
145 start_class(CompilationResult_ConstantReference) \
146 oop_field(CompilationResult_ConstantReference, constant, "Ljdk/vm/ci/meta/VMConstant;") \
147 end_class \
148 start_class(CompilationResult_DataSectionReference) \
149 int_field(CompilationResult_DataSectionReference, offset) \
150 end_class \
151 start_class(InfopointReason) \
152 static_oop_field(InfopointReason, SAFEPOINT, "Ljdk/vm/ci/code/InfopointReason;") \
153 static_oop_field(InfopointReason, CALL, "Ljdk/vm/ci/code/InfopointReason;") \
154 static_oop_field(InfopointReason, IMPLICIT_EXCEPTION, "Ljdk/vm/ci/code/InfopointReason;") \
155 end_class \
156 start_class(CompilationResult_Infopoint) \
157 oop_field(CompilationResult_Infopoint, debugInfo, "Ljdk/vm/ci/code/DebugInfo;") \
158 oop_field(CompilationResult_Infopoint, reason, "Ljdk/vm/ci/code/InfopointReason;") \
159 end_class \
160 start_class(CompilationResult_ExceptionHandler) \
161 int_field(CompilationResult_ExceptionHandler, handlerPos) \
162 end_class \
163 start_class(CompilationResult_Mark) \
164 oop_field(CompilationResult_Mark, id, "Ljava/lang/Object;") \
165 end_class \
166 start_class(DebugInfo) \
167 oop_field(DebugInfo, bytecodePosition, "Ljdk/vm/ci/code/BytecodePosition;") \
168 oop_field(DebugInfo, referenceMap, "Ljdk/vm/ci/code/ReferenceMap;") \
169 oop_field(DebugInfo, calleeSaveInfo, "Ljdk/vm/ci/code/RegisterSaveLayout;") \
170 objArrayOop_field(DebugInfo, virtualObjectMapping, "[Ljdk/vm/ci/code/VirtualObject;") \
171 end_class \
172 start_class(HotSpotReferenceMap) \
173 objArrayOop_field(HotSpotReferenceMap, objects, "[Ljdk/vm/ci/code/Location;") \
174 objArrayOop_field(HotSpotReferenceMap, derivedBase, "[Ljdk/vm/ci/code/Location;") \
175 typeArrayOop_field(HotSpotReferenceMap, sizeInBytes, "[I") \
176 int_field(HotSpotReferenceMap, maxRegisterSize) \
177 end_class \
178 start_class(RegisterSaveLayout) \
179 objArrayOop_field(RegisterSaveLayout, registers, "[Ljdk/vm/ci/code/Register;") \
180 typeArrayOop_field(RegisterSaveLayout, slots, "[I") \
181 end_class \
182 start_class(BytecodeFrame) \
183 objArrayOop_field(BytecodeFrame, values, "[Ljdk/vm/ci/meta/JavaValue;") \
184 objArrayOop_field(BytecodeFrame, slotKinds, "[Ljdk/vm/ci/meta/JavaKind;") \
185 int_field(BytecodeFrame, numLocals) \
186 int_field(BytecodeFrame, numStack) \
187 int_field(BytecodeFrame, numLocks) \
188 boolean_field(BytecodeFrame, rethrowException) \
189 boolean_field(BytecodeFrame, duringCall) \
190 static_int_field(BytecodeFrame, BEFORE_BCI) \
191 end_class \
192 start_class(BytecodePosition) \
193 oop_field(BytecodePosition, caller, "Ljdk/vm/ci/code/BytecodePosition;") \
194 oop_field(BytecodePosition, method, "Ljdk/vm/ci/meta/ResolvedJavaMethod;") \
195 int_field(BytecodePosition, bci) \
196 end_class \
197 start_class(JavaConstant) \
198 end_class \
199 start_class(PrimitiveConstant) \
200 oop_field(PrimitiveConstant, kind, "Ljdk/vm/ci/meta/JavaKind;") \
201 long_field(PrimitiveConstant, primitive) \
202 end_class \
203 start_class(RawConstant) \
204 long_field(RawConstant, primitive) \
205 end_class \
206 start_class(NullConstant) \
207 end_class \
208 start_class(HotSpotCompressedNullConstant) \
209 end_class \
210 start_class(HotSpotObjectConstantImpl) \
211 oop_field(HotSpotObjectConstantImpl, object, "Ljava/lang/Object;") \
212 boolean_field(HotSpotObjectConstantImpl, compressed) \
213 end_class \
214 start_class(HotSpotMetaspaceConstantImpl) \
215 oop_field(HotSpotMetaspaceConstantImpl, metaspaceObject, "Ljdk/vm/ci/hotspot/MetaspaceWrapperObject;") \
216 boolean_field(HotSpotMetaspaceConstantImpl, compressed) \
217 end_class \
218 start_class(HotSpotSentinelConstant) \
219 end_class \
220 start_class(JavaKind) \
221 char_field(JavaKind, typeChar) \
222 static_oop_field(JavaKind, Boolean, "Ljdk/vm/ci/meta/JavaKind;"); \
223 static_oop_field(JavaKind, Byte, "Ljdk/vm/ci/meta/JavaKind;"); \
224 static_oop_field(JavaKind, Char, "Ljdk/vm/ci/meta/JavaKind;"); \
225 static_oop_field(JavaKind, Short, "Ljdk/vm/ci/meta/JavaKind;"); \
226 static_oop_field(JavaKind, Int, "Ljdk/vm/ci/meta/JavaKind;"); \
227 static_oop_field(JavaKind, Long, "Ljdk/vm/ci/meta/JavaKind;"); \
228 end_class \
229 start_class(LIRKind) \
230 oop_field(LIRKind, platformKind, "Ljdk/vm/ci/meta/PlatformKind;") \
231 int_field(LIRKind, referenceMask) \
232 end_class \
233 start_class(Value) \
234 oop_field(Value, lirKind, "Ljdk/vm/ci/meta/LIRKind;") \
235 static_oop_field(Value, ILLEGAL, "Ljdk/vm/ci/meta/AllocatableValue;"); \
236 end_class \
237 start_class(RegisterValue) \
238 oop_field(RegisterValue, reg, "Ljdk/vm/ci/code/Register;") \
239 end_class \
240 start_class(code_Location) \
241 oop_field(code_Location, reg, "Ljdk/vm/ci/code/Register;") \
242 int_field(code_Location, offset) \
243 end_class \
244 start_class(code_Register) \
245 int_field(code_Register, number) \
246 int_field(code_Register, encoding) \
247 end_class \
248 start_class(StackSlot) \
249 int_field(StackSlot, offset) \
250 boolean_field(StackSlot, addFrameSize) \
251 end_class \
252 start_class(VirtualObject) \
253 int_field(VirtualObject, id) \
254 oop_field(VirtualObject, type, "Ljdk/vm/ci/meta/ResolvedJavaType;") \
255 objArrayOop_field(VirtualObject, values, "[Ljdk/vm/ci/meta/JavaValue;") \
256 objArrayOop_field(VirtualObject, slotKinds, "[Ljdk/vm/ci/meta/JavaKind;") \
257 end_class \
258 start_class(StackLockValue) \
259 oop_field(StackLockValue, owner, "Ljdk/vm/ci/meta/JavaValue;") \
260 oop_field(StackLockValue, slot, "Ljdk/vm/ci/meta/AllocatableValue;") \
261 boolean_field(StackLockValue, eliminated) \
262 end_class \
263 start_class(HotSpotSpeculationLog) \
264 oop_field(HotSpotSpeculationLog, lastFailed, "Ljava/lang/Object;") \
265 end_class \
266 start_class(HotSpotStackFrameReference) \
267 oop_field(HotSpotStackFrameReference, compilerToVM, "Ljdk/vm/ci/hotspot/CompilerToVM;") \
268 long_field(HotSpotStackFrameReference, stackPointer) \
269 int_field(HotSpotStackFrameReference, frameNumber) \
270 int_field(HotSpotStackFrameReference, bci) \
271 oop_field(HotSpotStackFrameReference, method, "Ljdk/vm/ci/hotspot/HotSpotResolvedJavaMethod;") \
272 objArrayOop_field(HotSpotStackFrameReference, locals, "[Ljava/lang/Object;") \
273 typeArrayOop_field(HotSpotStackFrameReference, localIsVirtual, "[Z") \
274 end_class \
275 start_class(HotSpotMetaData) \
276 typeArrayOop_field(HotSpotMetaData, pcDescBytes, "[B") \
277 typeArrayOop_field(HotSpotMetaData, scopesDescBytes, "[B") \
278 typeArrayOop_field(HotSpotMetaData, relocBytes, "[B") \
279 typeArrayOop_field(HotSpotMetaData, exceptionBytes, "[B") \
280 typeArrayOop_field(HotSpotMetaData, oopMaps, "[B") \
281 objArrayOop_field(HotSpotMetaData, metadata, "[Ljava/lang/String;") \
282 end_class \
283 start_class(HotSpotOopMap) \
284 int_field(HotSpotOopMap, offset) \
285 int_field(HotSpotOopMap, count) \
286 typeArrayOop_field(HotSpotOopMap, data, "[B") \
287 end_class \
288 start_class(HotSpotConstantPool) \
289 long_field(HotSpotConstantPool, metaspaceConstantPool) \
290 end_class \
291 start_class(HotSpotJVMCIRuntime) \
292 objArrayOop_field(HotSpotJVMCIRuntime, trivialPrefixes, "[Ljava/lang/String;") \
293 end_class \
294 /* end*/
295
296 #define START_CLASS(name) \
297 class name : AllStatic { \
298 private: \
299 friend class JVMCICompiler; \
300 static void check(oop obj, const char* field_name, int offset) { \
301 assert(obj != NULL, "NULL field access of %s.%s", #name, field_name); \
302 assert(obj->is_a(SystemDictionary::name##_klass()), "wrong class, " #name " expected, found %s", obj->klass()->external_name()); \
303 assert(offset != 0, "must be valid offset"); \
304 } \
305 static void compute_offsets(TRAPS); \
306 public: \
307 static InstanceKlass* klass() { return SystemDictionary::name##_klass(); }
308
309 #define END_CLASS };
310
311 #define FIELD(name, type, accessor, cast) \
312 static int _##name##_offset; \
313 static type name(oop obj) { check(obj, #name, _##name##_offset); return cast obj->accessor(_##name##_offset); } \
314 static type name(Handle obj) { check(obj(), #name, _##name##_offset); return cast obj->accessor(_##name##_offset); } \
315 static type name(jobject obj) { check(JNIHandles::resolve(obj), #name, _##name##_offset); return cast JNIHandles::resolve(obj)->accessor(_##name##_offset); } \
316 static void set_##name(oop obj, type x) { check(obj, #name, _##name##_offset); obj->accessor##_put(_##name##_offset, x); } \
317 static void set_##name(Handle obj, type x) { check(obj(), #name, _##name##_offset); obj->accessor##_put(_##name##_offset, x); } \
318 static void set_##name(jobject obj, type x) { check(JNIHandles::resolve(obj), #name, _##name##_offset); JNIHandles::resolve(obj)->accessor##_put(_##name##_offset, x); }
319
320 #define EMPTY_CAST
321 #define CHAR_FIELD(klass, name) FIELD(name, jchar, char_field, EMPTY_CAST)
322 #define INT_FIELD(klass, name) FIELD(name, jint, int_field, EMPTY_CAST)
323 #define BOOLEAN_FIELD(klass, name) FIELD(name, jboolean, bool_field, EMPTY_CAST)
324 #define LONG_FIELD(klass, name) FIELD(name, jlong, long_field, EMPTY_CAST)
325 #define FLOAT_FIELD(klass, name) FIELD(name, jfloat, float_field, EMPTY_CAST)
326 #define OOP_FIELD(klass, name, signature) FIELD(name, oop, obj_field, EMPTY_CAST)
327 #define OBJARRAYOOP_FIELD(klass, name, signature) FIELD(name, objArrayOop, obj_field, (objArrayOop))
328 #define TYPEARRAYOOP_FIELD(klass, name, signature) FIELD(name, typeArrayOop, obj_field, (typeArrayOop))
329 #define STATIC_OOP_FIELD(klassName, name, signature) STATIC_OOPISH_FIELD(klassName, name, oop, signature)
330 #define STATIC_OBJARRAYOOP_FIELD(klassName, name, signature) STATIC_OOPISH_FIELD(klassName, name, objArrayOop, signature)
331 #define STATIC_OOPISH_FIELD(klassName, name, type, signature) \
332 static int _##name##_offset; \
333 static type name() { \
334 assert(klassName::klass() != NULL && klassName::klass()->is_linked(), "Class not yet linked: " #klassName); \
335 InstanceKlass* ik = klassName::klass(); \
336 address addr = ik->static_field_addr(_##name##_offset - InstanceMirrorKlass::offset_of_static_fields()); \
337 if (UseCompressedOops) { \
338 return (type) oopDesc::load_decode_heap_oop((narrowOop *)addr); \
339 } else { \
340 return (type) oopDesc::load_decode_heap_oop((oop*)addr); \
341 } \
342 } \
343 static void set_##name(type x) { \
344 assert(klassName::klass() != NULL && klassName::klass()->is_linked(), "Class not yet linked: " #klassName); \
345 assert(klassName::klass() != NULL, "Class not yet loaded: " #klassName); \
346 InstanceKlass* ik = klassName::klass(); \
347 address addr = ik->static_field_addr(_##name##_offset - InstanceMirrorKlass::offset_of_static_fields()); \
348 if (UseCompressedOops) { \
349 oop_store((narrowOop *)addr, x); \
350 } else { \
351 oop_store((oop*)addr, x); \
352 } \
353 }
354 #define STATIC_PRIMITIVE_FIELD(klassName, name, jtypename) \
355 static int _##name##_offset; \
356 static jtypename name() { \
357 assert(klassName::klass() != NULL && klassName::klass()->is_linked(), "Class not yet linked: " #klassName); \
358 InstanceKlass* ik = klassName::klass(); \
359 address addr = ik->static_field_addr(_##name##_offset - InstanceMirrorKlass::offset_of_static_fields()); \
360 return *((jtypename *)addr); \
361 } \
362 static void set_##name(jtypename x) { \
363 assert(klassName::klass() != NULL && klassName::klass()->is_linked(), "Class not yet linked: " #klassName); \
364 InstanceKlass* ik = klassName::klass(); \
365 address addr = ik->static_field_addr(_##name##_offset - InstanceMirrorKlass::offset_of_static_fields()); \
366 *((jtypename *)addr) = x; \
367 }
368
369 #define STATIC_INT_FIELD(klassName, name) STATIC_PRIMITIVE_FIELD(klassName, name, jint)
370 #define STATIC_BOOLEAN_FIELD(klassName, name) STATIC_PRIMITIVE_FIELD(klassName, name, jboolean)
371
372 COMPILER_CLASSES_DO(START_CLASS, END_CLASS, CHAR_FIELD, INT_FIELD, BOOLEAN_FIELD, LONG_FIELD, FLOAT_FIELD, OOP_FIELD, TYPEARRAYOOP_FIELD, OBJARRAYOOP_FIELD, STATIC_OOP_FIELD, STATIC_OBJARRAYOOP_FIELD, STATIC_INT_FIELD, STATIC_BOOLEAN_FIELD)
373 #undef START_CLASS
374 #undef END_CLASS
375 #undef FIELD
376 #undef CHAR_FIELD
377 #undef INT_FIELD
378 #undef BOOLEAN_FIELD
379 #undef LONG_FIELD
380 #undef FLOAT_FIELD
381 #undef OOP_FIELD
382 #undef TYPEARRAYOOP_FIELD
383 #undef OBJARRAYOOP_FIELD
384 #undef STATIC_OOPISH_FIELD
385 #undef STATIC_OOP_FIELD
386 #undef STATIC_OBJARRAYOOP_FIELD
387 #undef STATIC_INT_FIELD
388 #undef STATIC_BOOLEAN_FIELD
389 #undef EMPTY_CAST
390
391 void compute_offset(int &dest_offset, Klass* klass, const char* name, const char* signature, bool static_field, TRAPS);
392
393 #endif // SHARE_VM_JVMCI_JVMCIJAVACLASSES_HPP