author | coleenp |
Thu, 10 Jan 2019 15:13:51 -0500 | |
changeset 53244 | 9807daeb47c4 |
parent 50113 | caf115bb98ad |
child 57360 | 5d043a159d5c |
child 57617 | 5f3b05a36d61 |
child 58678 | 9cf78a70fa4f |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2016, 2019, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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* |
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*/ |
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#ifndef SHARE_JFR_RECORDER_CHECKPOINT_TYPES_TRACEID_JFRTRACEIDMACROS_HPP |
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#define SHARE_JFR_RECORDER_CHECKPOINT_TYPES_TRACEID_JFRTRACEIDMACROS_HPP |
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#include "jfr/recorder/checkpoint/types/traceid/jfrTraceIdBits.inline.hpp" |
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#include "jfr/recorder/checkpoint/types/traceid/jfrTraceIdEpoch.hpp" |
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#include "jfr/support/jfrKlassExtension.hpp" |
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#include "utilities/globalDefinitions.hpp" |
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/** |
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* |
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* If a traceid is used, depending on epoch, either the first or the second bit is tagged. |
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* If a class member (method) is used, either the third or fourth bit is tagged. |
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* Which bit to set is a function of the epoch. This allows for concurrent tagging. |
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* |
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* LeakProfiler subsystem gets its own byte and uses the same tagging scheme but is shifted up 8. |
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* |
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* We also tag the individual method by using the TraceFlag field, |
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* (see jfr/support/jfrTraceIdExtension.hpp for details) |
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* |
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*/ |
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// these are defined in jfr/support/jfrKlassExtension.hpp |
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// |
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// #define JDK_JFR_EVENT_SUBKLASS 16 |
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// #define JDK_JFR_EVENT_KLASS 32 |
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// #define EVENT_HOST_KLASS 64 |
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#define IS_JDK_JFR_EVENT_SUBKLASS(ptr) (((ptr)->trace_id() & (JDK_JFR_EVENT_SUBKLASS)) != 0) |
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#define ANY_USED_BITS (USED_EPOCH_2_BIT | \ |
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USED_EPOCH_1_BIT | \ |
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METHOD_USED_EPOCH_2_BIT | \ |
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METHOD_USED_EPOCH_1_BIT | \ |
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LEAKP_USED_EPOCH_2_BIT | \ |
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LEAKP_USED_EPOCH_1_BIT) |
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#define TRACE_ID_META_BITS (EVENT_HOST_KLASS | JDK_JFR_EVENT_KLASS | JDK_JFR_EVENT_SUBKLASS | ANY_USED_BITS) |
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#define ANY_EVENT (EVENT_HOST_KLASS | JDK_JFR_EVENT_KLASS | JDK_JFR_EVENT_SUBKLASS) |
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#define IS_JDK_JFR_EVENT_KLASS(ptr) (((ptr)->trace_id() & JDK_JFR_EVENT_KLASS) != 0) |
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#define IS_EVENT_HOST_KLASS(ptr) (((ptr)->trace_id() & EVENT_HOST_KLASS) != 0) |
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#define IS_NOT_AN_EVENT_KLASS(ptr) (!IS_EVENT_KLASS(ptr)) |
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#define IS_NOT_AN_EVENT_SUB_KLASS(ptr) (!IS_JDK_JFR_EVENT_SUBKLASS(ptr)) |
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#define IS_NOT_JDK_JFR_EVENT_KLASS(ptr) (!IS_JDK_JFR_EVENT_KLASS(ptr)) |
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#define EVENT_FLAGS_MASK(ptr) (((ptr)->trace_id() & ANY_EVENT) != 0) |
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#define UNEVENT(ptr) ((ptr)->set_trace_id(((ptr)->trace_id()) & ~ANY_EVENT)) |
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#define TRACE_ID_SHIFT 16 |
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#define TRACE_ID_MASKED(id) (id & ~TRACE_ID_META_BITS) |
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#define TRACE_ID_VALUE(id) (TRACE_ID_MASKED(id) >> TRACE_ID_SHIFT) |
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#define TRACE_ID_MASKED_PTR(ptr) (TRACE_ID_MASKED((ptr)->trace_id())) |
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#define TRACE_ID_RAW(ptr) ((ptr)->trace_id()) |
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#define TRACE_ID(ptr) (TRACE_ID_MASKED_PTR(ptr) >> TRACE_ID_SHIFT) |
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#define METHOD_ID(kls, meth) (TRACE_ID_MASKED_PTR(kls) | (meth)->method_idnum()) |
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#define SET_TAG(ptr, tag) (set_traceid_bits(tag, (ptr)->trace_id_addr())) |
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#define SET_LEAKP_TAG(ptr, tag) (set_leakp_traceid_bits(tag, (ptr)->trace_id_addr())) |
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#define SET_TAG_CAS(ptr, tag) (set_traceid_bits_cas(tag, (ptr)->trace_id_addr())) |
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#define SET_LEAKP_TAG_CAS(ptr, tag) (set_leakp_traceid_bits_cas(tag, (ptr)->trace_id_addr())) |
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#define IN_USE_THIS_EPOCH_BIT (JfrTraceIdEpoch::in_use_this_epoch_bit()) |
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#define IN_USE_PREV_EPOCH_BIT (JfrTraceIdEpoch::in_use_prev_epoch_bit()) |
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#define LEAKP_IN_USE_THIS_EPOCH_BIT (JfrTraceIdEpoch::leakp_in_use_this_epoch_bit()) |
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#define LEAKP_IN_USE_PREV_EPOCH_BIT (JfrTraceIdEpoch::leakp_in_use_prev_epoch_bit()) |
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#define METHOD_IN_USE_THIS_EPOCH_BIT (JfrTraceIdEpoch::method_in_use_this_epoch_bit()) |
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#define METHOD_IN_USE_PREV_EPOCH_BIT (JfrTraceIdEpoch::method_in_use_prev_epoch_bit()) |
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#define METHOD_AND_CLASS_IN_USE_THIS_EPOCH_BITS (JfrTraceIdEpoch::method_and_class_in_use_this_epoch_bits()) |
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#define METHOD_AND_CLASS_IN_USE_PREV_EPOCH_BITS (JfrTraceIdEpoch::method_and_class_in_use_prev_epoch_bits()) |
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#define UNUSE_THIS_EPOCH_MASK (~(IN_USE_THIS_EPOCH_BIT)) |
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#define UNUSE_PREV_EPOCH_MASK (~(IN_USE_PREV_EPOCH_BIT)) |
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#define LEAKP_UNUSE_THIS_EPOCH_MASK UNUSE_THIS_EPOCH_MASK |
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#define LEAKP_UNUSE_PREV_EPOCH_MASK UNUSE_PREV_EPOCH_MASK |
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#define UNUSE_METHOD_THIS_EPOCH_MASK (~(METHOD_IN_USE_THIS_EPOCH_BIT)) |
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#define UNUSE_METHOD_PREV_EPOCH_MASK (~(METHOD_IN_USE_PREV_EPOCH_BIT)) |
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#define LEAKP_UNUSE_METHOD_THIS_EPOCH_MASK (~(UNUSE_METHOD_THIS_EPOCH_MASK)) |
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#define LEAKP_UNUSE_METHOD_PREV_EPOCH_MASK (~UNUSE_METHOD_PREV_EPOCH_MASK)) |
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#define UNUSE_METHOD_AND_CLASS_THIS_EPOCH_MASK (~(METHOD_IN_USE_THIS_EPOCH_BIT | IN_USE_THIS_EPOCH_BIT)) |
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#define UNUSE_METHOD_AND_CLASS_PREV_EPOCH_MASK (~(METHOD_IN_USE_PREV_EPOCH_BIT | IN_USE_PREV_EPOCH_BIT)) |
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#define SET_USED_THIS_EPOCH(ptr) (SET_TAG(ptr, IN_USE_THIS_EPOCH_BIT)) |
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#define SET_USED_PREV_EPOCH(ptr) (SET_TAG_CAS(ptr, IN_USE_PREV_EPOCH_BIT)) |
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#define SET_LEAKP_USED_THIS_EPOCH(ptr) (SET_LEAKP_TAG(ptr, IN_USE_THIS_EPOCH_BIT)) |
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#define SET_LEAKP_USED_PREV_EPOCH(ptr) (SET_LEAKP_TAG(ptr, IN_USE_PREV_EPOCH_BIT)) |
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#define SET_METHOD_AND_CLASS_USED_THIS_EPOCH(kls) (SET_TAG(kls, METHOD_AND_CLASS_IN_USE_THIS_EPOCH_BITS)) |
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#define USED_THIS_EPOCH(ptr) (((ptr)->trace_id() & IN_USE_THIS_EPOCH_BIT) != 0) |
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#define NOT_USED_THIS_EPOCH(ptr) (!USED_THIS_EPOCH(ptr)) |
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#define USED_PREV_EPOCH(ptr) (((ptr)->trace_id() & IN_USE_PREV_EPOCH_BIT) != 0) |
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#define NOT_USED_PREV_EPOCH(ptr) (!USED_PREV_EPOCH(ptr)) |
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#define USED_ANY_EPOCH(ptr) (((ptr)->trace_id() & (USED_EPOCH_2_BIT | USED_EPOCH_1_BIT)) != 0) |
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#define NOT_USED_ANY_EPOCH(ptr) (!USED_ANY_EPOCH(ptr)) |
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#define LEAKP_USED_THIS_EPOCH(ptr) (((ptr)->trace_id() & LEAKP_IN_USE_THIS_EPOCH_BIT) != 0) |
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#define LEAKP_NOT_USED_THIS_EPOCH(ptr) (!LEAKP_USED_THIS_EPOCH(ptr)) |
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#define LEAKP_USED_PREV_EPOCH(ptr) (((ptr)->trace_id() & LEAKP_IN_USE_PREV_EPOCH_BIT) != 0) |
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#define LEAKP_NOT_USED_PREV_EPOCH(ptr) (!LEAKP_USED_PREV_EPOCH(ptr)) |
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#define LEAKP_USED_ANY_EPOCH(ptr) (((ptr)->trace_id() & (LEAKP_USED_EPOCH_2_BIT | LEAKP_USED_EPOCH_1_BIT)) != 0) |
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#define LEAKP_NOT_USED_ANY_EPOCH(ptr) (!LEAKP_USED_ANY_EPOCH(ptr)) |
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#define ANY_USED_THIS_EPOCH(ptr) (((ptr)->trace_id() & (LEAKP_IN_USE_THIS_EPOCH_BIT | IN_USE_THIS_EPOCH_BIT)) != 0) |
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#define ANY_NOT_USED_THIS_EPOCH(ptr) (!ANY_USED_THIS_EPOCH(ptr)) |
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#define ANY_USED_PREV_EPOCH(ptr) (((ptr)->trace_id() & (LEAKP_IN_USE_PREV_EPOCH_BIT | IN_USE_PREV_EPOCH_BIT)) != 0) |
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#define ANY_NOT_USED_PREV_EPOCH(ptr) (!ANY_USED_PREV_EPOCH(ptr)) |
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#define METHOD_USED_THIS_EPOCH(kls) (((kls)->trace_id() & METHOD_IN_USE_THIS_EPOCH_BIT) != 0) |
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#define METHOD_NOT_USED_THIS_EPOCH(kls) (!METHOD_USED_THIS_EPOCH(kls)) |
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#define METHOD_USED_PREV_EPOCH(kls) (((kls)->trace_id() & METHOD_IN_USE_PREV_EPOCH_BIT) != 0) |
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#define METHOD_NOT_USED_PREV_EPOCH(kls) (!METHOD_USED_PREV_EPOCH(kls)) |
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#define METHOD_USED_ANY_EPOCH(kls) (((kls)->trace_id() & (METHOD_IN_USE_PREV_EPOCH_BIT | METHOD_IN_USE_THIS_EPOCH_BIT)) != 0) |
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#define METHOD_NOT_USED_ANY_EPOCH(kls) (!METHOD_USED_ANY_EPOCH(kls)) |
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#define METHOD_AND_CLASS_USED_THIS_EPOCH(kls) ((((kls)->trace_id() & METHOD_AND_CLASS_IN_USE_THIS_EPOCH_BITS) == \ |
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METHOD_AND_CLASS_IN_USE_THIS_EPOCH_BITS) != 0) |
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#define METHOD_AND_CLASS_USED_PREV_EPOCH(kls) ((((kls)->trace_id() & METHOD_AND_CLASS_IN_USE_PREV_EPOCH_BITS) == \ |
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METHOD_AND_CLASS_IN_USE_PREV_EPOCH_BITS) != 0) |
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#define METHOD_AND_CLASS_USED_ANY_EPOCH(kls) ((METHOD_USED_ANY_EPOCH(kls) && USED_ANY_EPOCH(kls)) != 0) |
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#define METHOD_AND_CLASS_NOT_USED_ANY_EPOCH(kls) (!METHOD_AND_CLASS_USED_ANY_EPOCH(kls)) |
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#define LEAKP_METHOD_IN_USE_THIS_EPOCH (LEAKP_IN_USE_THIS_EPOCH_BIT | METHOD_IN_USE_THIS_EPOCH_BIT) |
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#define LEAKP_METHOD_IN_USE_PREV_EPOCH (LEAKP_IN_USE_PREV_EPOCH_BIT | METHOD_IN_USE_PREV_EPOCH_BIT) |
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#define LEAKP_METHOD_USED_THIS_EPOCH(ptr) ((((ptr)->trace_id() & LEAKP_METHOD_IN_USE_THIS_EPOCH) == \ |
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LEAKP_METHOD_IN_USE_THIS_EPOCH) != 0) |
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#define LEAKP_METHOD_NOT_USED_THIS_EPOCH(kls) (!LEAKP_METHOD_USED_THIS_EPOCH(kls)) |
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#define LEAKP_METHOD_USED_PREV_EPOCH(ptr) ((((ptr)->trace_id() & LEAKP_METHOD_IN_USE_PREV_EPOCH) == \ |
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LEAKP_METHOD_IN_USE_PREV_EPOCH) != 0) |
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#define LEAKP_METHOD_NOT_USED_PREV_EPOCH(kls) (!LEAKP_METHOD_USED_PREV_EPOCH(kls)) |
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#define UNUSE_THIS_EPOCH(ptr) (set_traceid_mask(UNUSE_THIS_EPOCH_MASK, (ptr)->trace_id_addr())) |
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#define UNUSE_PREV_EPOCH(ptr) (set_traceid_mask(UNUSE_PREV_EPOCH_MASK, (ptr)->trace_id_addr())) |
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#define UNUSE_METHOD_THIS_EPOCH(kls) (set_traceid_mask(UNUSE_METHOD_THIS_EPOCH_MASK, (kls)->trace_id_addr())) |
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#define UNUSE_METHOD_PREV_EPOCH(kls) (set_traceid_mask(UNUSE_METHOD_PREV_EPOCH_MASK, (kls)->trace_id_addr())) |
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#define LEAKP_UNUSE_THIS_EPOCH(ptr) (set_leakp_traceid_mask(UNUSE_THIS_EPOCH_MASK, (ptr)->trace_id_addr())) |
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#define LEAKP_UNUSE_PREV_EPOCH(ptr) (set_leakp_traceid_mask(UNUSE_PREV_EPOCH_MASK, (ptr)->trace_id_addr())) |
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#define LEAKP_UNUSE_METHOD_THIS_EPOCH(kls) (set_leakp_traceid_mask(UNUSE_METHOD_THIS_EPOCH_MASK, (kls)->trace_id_addr())) |
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#define LEAKP_UNUSE_METHOD_PREV_EPOCH(kls) (set_leakp_traceid_mask(UNUSE_METHOD_PREV_EPOCH_MASK, (kls)->trace_id_addr())) |
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#define ANY_USED(ptr) (((ptr)->trace_id() & ANY_USED_BITS) != 0) |
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#define ANY_NOT_USED(ptr) (!ANY_USED(ptr)) |
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#define UNUSE_METHOD_AND_CLASS_THIS_EPOCH(kls) (set_traceid_mask(UNUSE_METHOD_AND_CLASS_THIS_EPOCH_MASK, (kls)->trace_id_addr())) |
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#define LEAKP_UNUSE_METHOD_AND_CLASS_THIS_EPOCH(kls) (set_leakp_traceid_mask(UNUSE_METHOD_AND_CLASS_THIS_EPOCH_MASK, (kls)->trace_id_addr())) |
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#define UNUSE_METHOD_AND_CLASS_PREV_EPOCH(kls) (set_traceid_mask(UNUSE_METHOD_AND_CLASS_PREV_EPOCH_MASK, (kls)->trace_id_addr())) |
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#define LEAKP_UNUSE_METHODS_AND_CLASS_PREV_EPOCH(kls) (set_leakp_traceid_mask(UNUSE_METHOD_AND_CLASS_PREV_EPOCH_MASK, (kls)->trace_id_addr())) |
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#define METHOD_FLAG_USED_THIS_EPOCH(m) ((m)->is_trace_flag_set((jbyte)JfrTraceIdEpoch::in_use_this_epoch_bit())) |
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#define METHOD_FLAG_NOT_USED_THIS_EPOCH(m) (!METHOD_FLAG_USED_THIS_EPOCH(m)) |
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#define SET_METHOD_FLAG_USED_THIS_EPOCH(m) ((m)->set_trace_flag((jbyte)JfrTraceIdEpoch::in_use_this_epoch_bit())) |
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#define METHOD_FLAG_USED_PREV_EPOCH(m) ((m)->is_trace_flag_set((jbyte)JfrTraceIdEpoch::in_use_prev_epoch_bit())) |
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#define METHOD_FLAG_NOT_USED_PREV_EPOCH(m) (!METHOD_FLAG_USED_PREV_EPOCH(m)) |
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#define METHOD_FLAG_USED_ANY_EPOCH(m) ((METHOD_FLAG_USED_THIS_EPOCH(m) || METHOD_FLAG_USED_PREV_EPOCH(m)) != 0) |
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#define METHOD_FLAG_NOT_USED_ANY_EPOCH(m) ((METHOD_FLAG_NOT_USED_THIS_EPOCH(m) && METHOD_FLAG_NOT_USED_PREV_EPOCH(m)) != 0) |
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#define CLEAR_METHOD_FLAG_USED_THIS_EPOCH(m) (clear_bits_cas((jbyte)JfrTraceIdEpoch::in_use_this_epoch_bit(), (m)->trace_flags_addr())) |
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#define CLEAR_METHOD_FLAG_USED_PREV_EPOCH(m) (clear_bits_cas((jbyte)JfrTraceIdEpoch::in_use_prev_epoch_bit(), (m)->trace_flags_addr())) |
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#endif // SHARE_JFR_RECORDER_CHECKPOINT_TYPES_TRACEID_JFRTRACEIDMACROS_HPP |