equal
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1 /* |
1 /* |
2 * Copyright (c) 2005, 2013, Oracle and/or its affiliates. All rights reserved. |
2 * Copyright (c) 2005, 2014, 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. |
61 |
61 |
62 inline Klass* Klass::decode_klass_not_null(narrowKlass v) { |
62 inline Klass* Klass::decode_klass_not_null(narrowKlass v) { |
63 assert(!is_null(v), "narrow klass value can never be zero"); |
63 assert(!is_null(v), "narrow klass value can never be zero"); |
64 int shift = Universe::narrow_klass_shift(); |
64 int shift = Universe::narrow_klass_shift(); |
65 Klass* result = (Klass*)(void*)((uintptr_t)Universe::narrow_klass_base() + ((uintptr_t)v << shift)); |
65 Klass* result = (Klass*)(void*)((uintptr_t)Universe::narrow_klass_base() + ((uintptr_t)v << shift)); |
66 assert(check_klass_alignment(result), err_msg("address not aligned: " PTR_FORMAT, (void*) result)); |
66 assert(check_klass_alignment(result), err_msg("address not aligned: " INTPTR_FORMAT, p2i((void*) result))); |
67 return result; |
67 return result; |
68 } |
68 } |
69 |
69 |
70 inline Klass* Klass::decode_klass(narrowKlass v) { |
70 inline Klass* Klass::decode_klass(narrowKlass v) { |
71 return is_null(v) ? (Klass*)NULL : decode_klass_not_null(v); |
71 return is_null(v) ? (Klass*)NULL : decode_klass_not_null(v); |