| /* |
| * Copyright (c) 2023, 2025, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| * |
| */ |
| |
| #include "classfile/classLoader.hpp" |
| #include "classfile/classLoaderData.inline.hpp" |
| #include "oops/instanceKlassFlags.hpp" |
| #include "runtime/safepoint.hpp" |
| #include "utilities/macros.hpp" |
| #include "utilities/ostream.hpp" |
| |
| void InstanceKlassFlags::print_on(outputStream* st) const { |
| #define IK_FLAGS_PRINT(name, ignore) \ |
| if (name()) st->print(#name " "); |
| IK_FLAGS_DO(IK_FLAGS_PRINT) |
| IK_STATUS_DO(IK_FLAGS_PRINT) |
| #undef IK_FLAGS_PRINT |
| } |
| |
| void InstanceKlassFlags::set_class_loader_type(const ClassLoaderData* cld) { |
| assert((_flags & builtin_loader_type_bits()) == 0, "set only once"); |
| |
| if (cld->is_boot_class_loader_data()) { |
| _flags |= _misc_defined_by_boot_loader; |
| } |
| else if (cld->is_platform_class_loader_data()) { |
| _flags |= _misc_defined_by_platform_loader; |
| } |
| else if (cld->is_system_class_loader_data()) { |
| _flags |= _misc_defined_by_app_loader; |
| } |
| } |
| |
| #ifdef ASSERT |
| void InstanceKlassFlags::assert_is_safe(bool set) { |
| // Setting a flag is safe if it's set once or at a safepoint. RedefineClasses can set or |
| // reset flags at a safepoint. |
| assert(!set || SafepointSynchronize::is_at_safepoint(), "set once or at safepoint"); |
| } |
| #endif // ASSERT |
