Mon, 11 Oct 2010 04:18:58 -0700
6829194: JSR 292 needs to support compressed oops
Reviewed-by: kvn, jrose
duke@435 | 1 | /* |
trims@1907 | 2 | * Copyright (c) 1997, 2008, Oracle and/or its affiliates. All rights reserved. |
duke@435 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
duke@435 | 4 | * |
duke@435 | 5 | * This code is free software; you can redistribute it and/or modify it |
duke@435 | 6 | * under the terms of the GNU General Public License version 2 only, as |
duke@435 | 7 | * published by the Free Software Foundation. |
duke@435 | 8 | * |
duke@435 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
duke@435 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
duke@435 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
duke@435 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
duke@435 | 13 | * accompanied this code). |
duke@435 | 14 | * |
duke@435 | 15 | * You should have received a copy of the GNU General Public License version |
duke@435 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
duke@435 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
duke@435 | 18 | * |
trims@1907 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
trims@1907 | 20 | * or visit www.oracle.com if you need additional information or have any |
trims@1907 | 21 | * questions. |
duke@435 | 22 | * |
duke@435 | 23 | */ |
duke@435 | 24 | |
duke@435 | 25 | // machine-dependent parts of class relocInfo |
duke@435 | 26 | private: |
duke@435 | 27 | enum { |
duke@435 | 28 | // Since SPARC instructions are whole words, |
duke@435 | 29 | // the two low-order offset bits can always be discarded. |
duke@435 | 30 | offset_unit = 4, |
duke@435 | 31 | |
duke@435 | 32 | // There is no need for format bits; the instructions are |
duke@435 | 33 | // sufficiently self-identifying. |
kvn@599 | 34 | #ifndef _LP64 |
duke@435 | 35 | format_width = 0 |
kvn@599 | 36 | #else |
kvn@599 | 37 | // Except narrow oops in 64-bits VM. |
kvn@599 | 38 | format_width = 1 |
kvn@599 | 39 | #endif |
duke@435 | 40 | }; |
duke@435 | 41 | |
duke@435 | 42 | |
duke@435 | 43 | //Reconciliation History |
duke@435 | 44 | // 1.3 97/10/15 15:38:36 relocInfo_i486.hpp |
duke@435 | 45 | // 1.4 97/12/08 16:01:06 relocInfo_i486.hpp |
duke@435 | 46 | // 1.5 98/01/23 01:34:55 relocInfo_i486.hpp |
duke@435 | 47 | // 1.6 98/02/27 15:44:53 relocInfo_i486.hpp |
duke@435 | 48 | // 1.6 98/03/12 14:47:13 relocInfo_i486.hpp |
duke@435 | 49 | // 1.8 99/06/22 16:37:50 relocInfo_i486.hpp |
duke@435 | 50 | // 1.9 99/07/16 11:12:11 relocInfo_i486.hpp |
duke@435 | 51 | //End |