src/cpu/mips/vm/relocInfo_mips.hpp

Tue, 26 Jul 2016 17:06:17 +0800

author
fujie
date
Tue, 26 Jul 2016 17:06:17 +0800
changeset 41
d885f8d65c58
parent 1
2d8a650513c2
child 6880
52ea28d233d2
permissions
-rw-r--r--

Add multiply word to GPR instruction (mul) in MIPS assembler.

     1 /*
     2  * Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved.
     3  * Copyright (c) 2015, 2016, Loongson Technology. All rights reserved.
     4  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
     5  *
     6  * This code is free software; you can redistribute it and/or modify it
     7  * under the terms of the GNU General Public License version 2 only, as
     8  * published by the Free Software Foundation.
     9  *
    10  * This code is distributed in the hope that it will be useful, but WITHOUT
    11  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
    12  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
    13  * version 2 for more details (a copy is included in the LICENSE file that
    14  * accompanied this code).
    15  *
    16  * You should have received a copy of the GNU General Public License version
    17  * 2 along with this work; if not, write to the Free Software Foundation,
    18  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
    19  *
    20  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
    21  * or visit www.oracle.com if you need additional information or have any
    22  * questions.
    23  *
    24  */
    26   // machine-dependent parts of class relocInfo
    27  private:
    28   enum {
    29 		// Since MIPS instructions are whole words,
    30 		// the two low-order offset bits can always be discarded.
    31     offset_unit        =  4,
    33 #ifndef _LP64
    34     format_width       =  0
    35 #else
    36 		// imm_oop_operand vs. narrow_oop_operand
    37     format_width       =  2
    38 #endif
    39   };

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