1 /*

     2  * Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     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

     7  * published by the Free Software Foundation.

     8  *

     9  * This code is distributed in the hope that it will be useful, but WITHOUT

    10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    12  * version 2 for more details (a copy is included in the LICENSE file that

    13  * accompanied this code).

    14  *

    15  * You should have received a copy of the GNU General Public License version

    16  * 2 along with this work; if not, write to the Free Software Foundation,

    17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    18  *

    19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    20  * or visit www.oracle.com if you need additional information or have any

    21  * questions.

    22  *

    23  */

    24 

    25 #include "precompiled.hpp"

    26 #include "asm/macroAssembler.inline.hpp"

    27 #include "gc/shared/modRefBarrierSetAssembler.hpp"

    28 

    29 #define __ masm->

    30 

    31 void ModRefBarrierSetAssembler::arraycopy_prologue(MacroAssembler* masm, DecoratorSet decorators, bool is_oop,

    32                                                    Register addr, Register count, RegSet saved_regs) {

    33 

    34   if (is_oop) {

    35     gen_write_ref_array_pre_barrier(masm, decorators, addr, count, saved_regs);

    36   }

    37 }

    38 

    39 void ModRefBarrierSetAssembler::arraycopy_epilogue(MacroAssembler* masm, DecoratorSet decorators, bool is_oop,

    40                                                    Register start, Register end, Register tmp,

    41                                                    RegSet saved_regs) {

    42   if (is_oop) {

    43     gen_write_ref_array_post_barrier(masm, decorators, start, end, tmp, saved_regs);

    44   }

    45 }