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src/share/vm/opto/library_call.cpp

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*** 25,34 **** --- 25,35 ---- #include "precompiled.hpp" #include "classfile/systemDictionary.hpp" #include "classfile/vmSymbols.hpp" #include "compiler/compileBroker.hpp" #include "compiler/compileLog.hpp" + #include "jfr/support/jfrIntrinsics.hpp" #include "oops/objArrayKlass.hpp" #include "opto/addnode.hpp" #include "opto/callGenerator.hpp" #include "opto/cfgnode.hpp" #include "opto/connode.hpp"
*** 38,48 **** #include "opto/parse.hpp" #include "opto/runtime.hpp" #include "opto/subnode.hpp" #include "prims/nativeLookup.hpp" #include "runtime/sharedRuntime.hpp" ! #include "trace/traceMacros.hpp" class LibraryIntrinsic : public InlineCallGenerator { // Extend the set of intrinsics known to the runtime: public: private: --- 39,49 ---- #include "opto/parse.hpp" #include "opto/runtime.hpp" #include "opto/subnode.hpp" #include "prims/nativeLookup.hpp" #include "runtime/sharedRuntime.hpp" ! #include "utilities/macros.hpp" class LibraryIntrinsic : public InlineCallGenerator { // Extend the set of intrinsics known to the runtime: public: private:
*** 234,246 **** bool inline_unsafe_prefetch(bool is_native_ptr, bool is_store, bool is_static); static bool klass_needs_init_guard(Node* kls); bool inline_unsafe_allocate(); bool inline_unsafe_copyMemory(); bool inline_native_currentThread(); ! #ifdef TRACE_HAVE_INTRINSICS bool inline_native_classID(); ! bool inline_native_threadID(); #endif bool inline_native_time_funcs(address method, const char* funcName); bool inline_native_isInterrupted(); bool inline_native_Class_query(vmIntrinsics::ID id); bool inline_native_subtype_check(); --- 235,247 ---- bool inline_unsafe_prefetch(bool is_native_ptr, bool is_store, bool is_static); static bool klass_needs_init_guard(Node* kls); bool inline_unsafe_allocate(); bool inline_unsafe_copyMemory(); bool inline_native_currentThread(); ! #ifdef JFR_HAVE_INTRINSICS bool inline_native_classID(); ! bool inline_native_getEventWriter(); #endif bool inline_native_time_funcs(address method, const char* funcName); bool inline_native_isInterrupted(); bool inline_native_Class_query(vmIntrinsics::ID id); bool inline_native_subtype_check();
*** 877,890 **** case vmIntrinsics::_fullFence: return inline_unsafe_fence(intrinsic_id()); case vmIntrinsics::_currentThread: return inline_native_currentThread(); case vmIntrinsics::_isInterrupted: return inline_native_isInterrupted(); ! #ifdef TRACE_HAVE_INTRINSICS ! case vmIntrinsics::_classID: return inline_native_classID(); ! case vmIntrinsics::_threadID: return inline_native_threadID(); ! case vmIntrinsics::_counterTime: return inline_native_time_funcs(CAST_FROM_FN_PTR(address, TRACE_TIME_METHOD), "counterTime"); #endif case vmIntrinsics::_currentTimeMillis: return inline_native_time_funcs(CAST_FROM_FN_PTR(address, os::javaTimeMillis), "currentTimeMillis"); case vmIntrinsics::_nanoTime: return inline_native_time_funcs(CAST_FROM_FN_PTR(address, os::javaTimeNanos), "nanoTime"); case vmIntrinsics::_allocateInstance: return inline_unsafe_allocate(); case vmIntrinsics::_copyMemory: return inline_unsafe_copyMemory(); --- 878,891 ---- case vmIntrinsics::_fullFence: return inline_unsafe_fence(intrinsic_id()); case vmIntrinsics::_currentThread: return inline_native_currentThread(); case vmIntrinsics::_isInterrupted: return inline_native_isInterrupted(); ! #ifdef JFR_HAVE_INTRINSICS ! case vmIntrinsics::_counterTime: return inline_native_time_funcs(CAST_FROM_FN_PTR(address, JFR_TIME_FUNCTION), "counterTime"); ! case vmIntrinsics::_getClassId: return inline_native_classID(); ! case vmIntrinsics::_getEventWriter: return inline_native_getEventWriter(); #endif case vmIntrinsics::_currentTimeMillis: return inline_native_time_funcs(CAST_FROM_FN_PTR(address, os::javaTimeMillis), "currentTimeMillis"); case vmIntrinsics::_nanoTime: return inline_native_time_funcs(CAST_FROM_FN_PTR(address, os::javaTimeNanos), "nanoTime"); case vmIntrinsics::_allocateInstance: return inline_unsafe_allocate(); case vmIntrinsics::_copyMemory: return inline_unsafe_copyMemory();
*** 3241,3295 **** Node* obj = new_instance(kls, test); set_result(obj); return true; } ! #ifdef TRACE_HAVE_INTRINSICS /* * oop -> myklass * myklass->trace_id |= USED * return myklass->trace_id & ~0x3 */ bool LibraryCallKit::inline_native_classID() { ! null_check_receiver(); // null-check, then ignore ! Node* cls = null_check(argument(1), T_OBJECT); Node* kls = load_klass_from_mirror(cls, false, NULL, 0); kls = null_check(kls, T_OBJECT); ! ByteSize offset = TRACE_ID_OFFSET; Node* insp = basic_plus_adr(kls, in_bytes(offset)); Node* tvalue = make_load(NULL, insp, TypeLong::LONG, T_LONG, MemNode::unordered); ! Node* bits = longcon(~0x03l); // ignore bit 0 & 1 ! Node* andl = _gvn.transform(new (C) AndLNode(tvalue, bits)); Node* clsused = longcon(0x01l); // set the class bit Node* orl = _gvn.transform(new (C) OrLNode(tvalue, clsused)); - const TypePtr *adr_type = _gvn.type(insp)->isa_ptr(); store_to_memory(control(), insp, orl, T_LONG, adr_type, MemNode::unordered); ! set_result(andl); return true; } ! bool LibraryCallKit::inline_native_threadID() { ! Node* tls_ptr = NULL; ! Node* cur_thr = generate_current_thread(tls_ptr); ! Node* p = basic_plus_adr(top()/*!oop*/, tls_ptr, in_bytes(JavaThread::osthread_offset())); ! Node* osthread = make_load(NULL, p, TypeRawPtr::NOTNULL, T_ADDRESS, MemNode::unordered); ! p = basic_plus_adr(top()/*!oop*/, osthread, in_bytes(OSThread::thread_id_offset())); ! ! Node* threadid = NULL; ! size_t thread_id_size = OSThread::thread_id_size(); ! if (thread_id_size == (size_t) BytesPerLong) { ! threadid = ConvL2I(make_load(control(), p, TypeLong::LONG, T_LONG, MemNode::unordered)); ! } else if (thread_id_size == (size_t) BytesPerInt) { ! threadid = make_load(control(), p, TypeInt::INT, T_INT, MemNode::unordered); ! } else { ! ShouldNotReachHere(); ! } ! set_result(threadid); return true; } ! #endif //------------------------inline_native_time_funcs-------------- // inline code for System.currentTimeMillis() and System.nanoTime() // these have the same type and signature bool LibraryCallKit::inline_native_time_funcs(address funcAddr, const char* funcName) { --- 3242,3321 ---- Node* obj = new_instance(kls, test); set_result(obj); return true; } ! #ifdef JFR_HAVE_INTRINSICS /* * oop -> myklass * myklass->trace_id |= USED * return myklass->trace_id & ~0x3 */ bool LibraryCallKit::inline_native_classID() { ! Node* cls = null_check(argument(0), T_OBJECT); Node* kls = load_klass_from_mirror(cls, false, NULL, 0); kls = null_check(kls, T_OBJECT); ! ! ByteSize offset = KLASS_TRACE_ID_OFFSET; Node* insp = basic_plus_adr(kls, in_bytes(offset)); Node* tvalue = make_load(NULL, insp, TypeLong::LONG, T_LONG, MemNode::unordered); ! Node* clsused = longcon(0x01l); // set the class bit Node* orl = _gvn.transform(new (C) OrLNode(tvalue, clsused)); const TypePtr *adr_type = _gvn.type(insp)->isa_ptr(); store_to_memory(control(), insp, orl, T_LONG, adr_type, MemNode::unordered); ! ! #ifdef TRACE_ID_META_BITS ! Node* mbits = longcon(~TRACE_ID_META_BITS); ! tvalue = _gvn.transform(new (C) AndLNode(tvalue, mbits)); ! #endif ! #ifdef TRACE_ID_SHIFT ! Node* cbits = intcon(TRACE_ID_SHIFT); ! tvalue = _gvn.transform(new (C) URShiftLNode(tvalue, cbits)); ! #endif ! ! set_result(tvalue); return true; } ! bool LibraryCallKit::inline_native_getEventWriter() { ! Node* tls_ptr = _gvn.transform(new (C) ThreadLocalNode()); ! ! Node* jobj_ptr = basic_plus_adr(top(), tls_ptr, ! in_bytes(THREAD_LOCAL_WRITER_OFFSET_JFR) ! ); ! ! Node* jobj = make_load(control(), jobj_ptr, TypeRawPtr::BOTTOM, T_ADDRESS, MemNode::unordered); ! ! Node* jobj_cmp_null = _gvn.transform( new (C) CmpPNode(jobj, null()) ); ! Node* test_jobj_eq_null = _gvn.transform( new (C) BoolNode(jobj_cmp_null, BoolTest::eq) ); ! ! IfNode* iff_jobj_null = ! create_and_map_if(control(), test_jobj_eq_null, PROB_MIN, COUNT_UNKNOWN); ! ! enum { _normal_path = 1, ! _null_path = 2, ! PATH_LIMIT }; ! ! RegionNode* result_rgn = new (C) RegionNode(PATH_LIMIT); ! PhiNode* result_val = new (C) PhiNode(result_rgn, TypePtr::BOTTOM); ! ! Node* jobj_is_null = _gvn.transform(new (C) IfTrueNode(iff_jobj_null)); ! result_rgn->init_req(_null_path, jobj_is_null); ! result_val->init_req(_null_path, null()); ! ! Node* jobj_is_not_null = _gvn.transform(new (C) IfFalseNode(iff_jobj_null)); ! result_rgn->init_req(_normal_path, jobj_is_not_null); ! ! Node* res = make_load(jobj_is_not_null, jobj, TypeInstPtr::NOTNULL, T_OBJECT, MemNode::unordered); ! result_val->init_req(_normal_path, res); ! ! set_result(result_rgn, result_val); ! return true; } ! #endif // JFR_HAVE_INTRINSICS //------------------------inline_native_time_funcs-------------- // inline code for System.currentTimeMillis() and System.nanoTime() // these have the same type and signature bool LibraryCallKit::inline_native_time_funcs(address funcAddr, const char* funcName) {
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