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93 lines
3.3 KiB
C++
93 lines
3.3 KiB
C++
/*
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* Copyright (c) 2023, 2024, 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_OOPS_CONSTMETHODFLAGS_HPP
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#define SHARE_OOPS_CONSTMETHODFLAGS_HPP
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#include "utilities/globalDefinitions.hpp"
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#include "utilities/macros.hpp"
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class outputStream;
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// The ConstMethodFlags class contains the parse-time flags associated with
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// a Method, and its associated accessors.
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// These flags are JVM internal and not part of the AccessFlags classfile specification.
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class ConstMethodFlags {
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friend class VMStructs;
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friend class JVMCIVMStructs;
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#define CM_FLAGS_DO(flag) \
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flag(has_linenumber_table , 1 << 0) \
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flag(has_checked_exceptions , 1 << 1) \
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flag(has_localvariable_table , 1 << 2) \
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flag(has_exception_table , 1 << 3) \
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flag(has_generic_signature , 1 << 4) \
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flag(has_method_parameters , 1 << 5) \
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flag(is_overpass , 1 << 6) \
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flag(has_method_annotations , 1 << 7) \
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flag(has_parameter_annotations , 1 << 8) \
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flag(has_type_annotations , 1 << 9) \
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flag(has_default_annotations , 1 << 10) \
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flag(caller_sensitive , 1 << 11) \
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flag(is_hidden , 1 << 12) \
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flag(has_injected_profile , 1 << 13) \
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flag(intrinsic_candidate , 1 << 14) \
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flag(reserved_stack_access , 1 << 15) \
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flag(is_scoped , 1 << 16) \
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flag(changes_current_thread , 1 << 17) \
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flag(jvmti_mount_transition , 1 << 18) \
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flag(deprecated , 1 << 19) \
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flag(deprecated_for_removal , 1 << 20) \
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flag(jvmti_hide_events , 1 << 21) \
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/* end of list */
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#define CM_FLAGS_ENUM_NAME(name, value) _misc_##name = value,
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enum {
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CM_FLAGS_DO(CM_FLAGS_ENUM_NAME)
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};
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#undef CM_FLAGS_ENUM_NAME
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// These flags are write-once before the class is published and then read-only so don't require atomic updates.
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u4 _flags;
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public:
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ConstMethodFlags() : _flags(0) {}
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// Create getters and setters for the flag values.
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#define CM_FLAGS_GET_SET(name, ignore) \
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bool name() const { return (_flags & _misc_##name) != 0; } \
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void set_##name() { \
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_flags |= _misc_##name; \
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}
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CM_FLAGS_DO(CM_FLAGS_GET_SET)
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#undef CM_FLAGS_GET_SET
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int as_int() const { return _flags; }
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void print_on(outputStream* st) const;
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};
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#endif // SHARE_OOPS_CONSTMETHODFLAGS_HPP
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