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comparison src/share/vm/oops/methodOop.hpp @ 1152:cd37471eaecc

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6914206: change way of permission checking for generated MethodHandle adapters Summary: Put generated MH adapter in InvokeDynamic/MethodHandle classes to be able to indentify them easily in the compiler. Reviewed-by: kvn, never, jrose
author twisti
date Fri, 08 Jan 2010 11:09:46 +0100
parents dd57230ba8fe
children 5f24d0319e54
comparison
equal deleted inserted replaced
1151:1271af4ec18c 1152:cd37471eaecc
1 /* 1 /*
2 * Copyright 1997-2009 Sun Microsystems, Inc. All Rights Reserved. 2 * Copyright 1997-2010 Sun Microsystems, Inc. All Rights Reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 * 4 *
5 * This code is free software; you can redistribute it and/or modify it 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 6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. 7 * published by the Free Software Foundation.
523 // Reflection support 523 // Reflection support
524 bool is_overridden_in(klassOop k) const; 524 bool is_overridden_in(klassOop k) const;
525 525
526 // JSR 292 support 526 // JSR 292 support
527 bool is_method_handle_invoke() const { return access_flags().is_method_handle_invoke(); } 527 bool is_method_handle_invoke() const { return access_flags().is_method_handle_invoke(); }
528 // Tests if this method is an internal adapter frame from the
529 // MethodHandleCompiler.
530 bool is_method_handle_adapter() const;
528 static methodHandle make_invoke_method(KlassHandle holder, 531 static methodHandle make_invoke_method(KlassHandle holder,
529 symbolHandle signature, 532 symbolHandle signature,
530 Handle method_type, 533 Handle method_type,
531 TRAPS); 534 TRAPS);
532 // these operate only on invoke methods: 535 // these operate only on invoke methods:
536 // method handles want to be able to push a few extra values (e.g., a bound receiver), and 539 // method handles want to be able to push a few extra values (e.g., a bound receiver), and
537 // invokedynamic sometimes needs to push a bootstrap method, call site, and arglist, 540 // invokedynamic sometimes needs to push a bootstrap method, call site, and arglist,
538 // all without checking for a stack overflow 541 // all without checking for a stack overflow
539 static int extra_stack_entries() { return (EnableMethodHandles ? (int)MethodHandlePushLimit : 0) + (EnableInvokeDynamic ? 3 : 0); } 542 static int extra_stack_entries() { return (EnableMethodHandles ? (int)MethodHandlePushLimit : 0) + (EnableInvokeDynamic ? 3 : 0); }
540 static int extra_stack_words(); // = extra_stack_entries() * Interpreter::stackElementSize() 543 static int extra_stack_words(); // = extra_stack_entries() * Interpreter::stackElementSize()
544
541 // RedefineClasses() support: 545 // RedefineClasses() support:
542 bool is_old() const { return access_flags().is_old(); } 546 bool is_old() const { return access_flags().is_old(); }
543 void set_is_old() { _access_flags.set_is_old(); } 547 void set_is_old() { _access_flags.set_is_old(); }
544 bool is_obsolete() const { return access_flags().is_obsolete(); } 548 bool is_obsolete() const { return access_flags().is_obsolete(); }
545 void set_is_obsolete() { _access_flags.set_is_obsolete(); } 549 void set_is_obsolete() { _access_flags.set_is_obsolete(); }