src/cpu/ppc/vm/relocInfo_ppc.hpp

Wed, 15 Apr 2020 11:49:55 +0800

author
aoqi
date
Wed, 15 Apr 2020 11:49:55 +0800
changeset 9852
70aa912cebe5
parent 0
f90c822e73f8
permissions
-rw-r--r--

Merge

aoqi@0 1 /*
aoqi@0 2 * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved.
aoqi@0 3 * Copyright 2012, 2013 SAP AG. All rights reserved.
aoqi@0 4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0 5 *
aoqi@0 6 * This code is free software; you can redistribute it and/or modify it
aoqi@0 7 * under the terms of the GNU General Public License version 2 only, as
aoqi@0 8 * published by the Free Software Foundation.
aoqi@0 9 *
aoqi@0 10 * This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0 11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0 12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
aoqi@0 13 * version 2 for more details (a copy is included in the LICENSE file that
aoqi@0 14 * accompanied this code).
aoqi@0 15 *
aoqi@0 16 * You should have received a copy of the GNU General Public License version
aoqi@0 17 * 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0 18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0 19 *
aoqi@0 20 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0 21 * or visit www.oracle.com if you need additional information or have any
aoqi@0 22 * questions.
aoqi@0 23 *
aoqi@0 24 */
aoqi@0 25
aoqi@0 26 #ifndef CPU_PPC_VM_RELOCINFO_PPC_HPP
aoqi@0 27 #define CPU_PPC_VM_RELOCINFO_PPC_HPP
aoqi@0 28
aoqi@0 29 // machine-dependent parts of class relocInfo
aoqi@0 30 private:
aoqi@0 31 enum {
aoqi@0 32 // Since Power instructions are whole words,
aoqi@0 33 // the two low-order offset bits can always be discarded.
aoqi@0 34 offset_unit = 4,
aoqi@0 35
aoqi@0 36 // There is no need for format bits; the instructions are
aoqi@0 37 // sufficiently self-identifying.
aoqi@0 38 #ifndef _LP64
aoqi@0 39 format_width = 0
aoqi@0 40 #else
aoqi@0 41 // Except narrow oops in 64-bits VM.
aoqi@0 42 format_width = 1
aoqi@0 43 #endif
aoqi@0 44 };
aoqi@0 45
aoqi@0 46 #endif // CPU_PPC_VM_RELOCINFO_PPC_HPP

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