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comparison src/share/vm/oops/constantPoolOop.hpp @ 2416:38fea01eb669

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6817525: turn on method handle functionality by default for JSR 292 Summary: After appropriate testing, we need to turn on EnableMethodHandles and EnableInvokeDynamic by default. Reviewed-by: never, kvn, jrose, phh
author twisti
date Thu, 31 Mar 2011 02:31:57 -0700
parents b92c45f2bc75
children ed69575596ac
comparison
equal deleted inserted replaced
2415:09f96c3ff1ad 2416:38fea01eb669
1 /* 1 /*
2 * Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved. 2 * Copyright (c) 1997, 2011, Oracle and/or its affiliates. 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.
427 return slot_at(which).get_oop(); 427 return slot_at(which).get_oop();
428 } 428 }
429 429
430 // A "pseudo-string" is an non-string oop that has found is way into 430 // A "pseudo-string" is an non-string oop that has found is way into
431 // a String entry. 431 // a String entry.
432 // Under AnonymousClasses this can happen if the user patches a live 432 // Under EnableInvokeDynamic this can happen if the user patches a live
433 // object into a CONSTANT_String entry of an anonymous class. 433 // object into a CONSTANT_String entry of an anonymous class.
434 // Method oops internally created for method handles may also 434 // Method oops internally created for method handles may also
435 // use pseudo-strings to link themselves to related metaobjects. 435 // use pseudo-strings to link themselves to related metaobjects.
436 436
437 bool is_pseudo_string_at(int which); 437 bool is_pseudo_string_at(int which);
440 assert(tag_at(which).is_string(), "Corrupted constant pool"); 440 assert(tag_at(which).is_string(), "Corrupted constant pool");
441 return slot_at(which).get_oop(); 441 return slot_at(which).get_oop();
442 } 442 }
443 443
444 void pseudo_string_at_put(int which, oop x) { 444 void pseudo_string_at_put(int which, oop x) {
445 assert(AnonymousClasses, ""); 445 assert(EnableInvokeDynamic, "");
446 set_pseudo_string(); // mark header 446 set_pseudo_string(); // mark header
447 assert(tag_at(which).is_string() || tag_at(which).is_unresolved_string(), "Corrupted constant pool"); 447 assert(tag_at(which).is_string() || tag_at(which).is_unresolved_string(), "Corrupted constant pool");
448 string_at_put(which, x); // this works just fine 448 string_at_put(which, x); // this works just fine
449 } 449 }
450 450