0N/A/*
1879N/A * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
0N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
0N/A *
0N/A * This code is free software; you can redistribute it and/or modify it
0N/A * under the terms of the GNU General Public License version 2 only, as
0N/A * published by the Free Software Foundation.
0N/A *
0N/A * This code is distributed in the hope that it will be useful, but WITHOUT
0N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
0N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
0N/A * version 2 for more details (a copy is included in the LICENSE file that
0N/A * accompanied this code).
0N/A *
0N/A * You should have received a copy of the GNU General Public License version
0N/A * 2 along with this work; if not, write to the Free Software Foundation,
0N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
0N/A *
1472N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
1472N/A * or visit www.oracle.com if you need additional information or have any
1472N/A * questions.
0N/A *
0N/A */
0N/A
1879N/A#ifndef CPU_X86_VM_COPY_X86_HPP
1879N/A#define CPU_X86_VM_COPY_X86_HPP
1879N/A
0N/A// Inline functions for memory copy and fill.
0N/A
0N/A// Contains inline asm implementations
1879N/A#ifdef TARGET_OS_ARCH_linux_x86
1879N/A# include "copy_linux_x86.inline.hpp"
1879N/A#endif
1879N/A#ifdef TARGET_OS_ARCH_solaris_x86
1879N/A# include "copy_solaris_x86.inline.hpp"
1879N/A#endif
1879N/A#ifdef TARGET_OS_ARCH_windows_x86
1879N/A# include "copy_windows_x86.inline.hpp"
1879N/A#endif
2796N/A#ifdef TARGET_OS_ARCH_bsd_x86
2796N/A# include "copy_bsd_x86.inline.hpp"
2796N/A#endif
1879N/A
0N/A
0N/Astatic void pd_fill_to_words(HeapWord* tohw, size_t count, juint value) {
0N/A#ifdef AMD64
0N/A julong* to = (julong*) tohw;
0N/A julong v = ((julong) value << 32) | value;
0N/A while (count-- > 0) {
0N/A *to++ = v;
0N/A }
0N/A#else
0N/A juint* to = (juint*)tohw;
0N/A count *= HeapWordSize / BytesPerInt;
0N/A while (count-- > 0) {
0N/A *to++ = value;
0N/A }
0N/A#endif // AMD64
0N/A}
0N/A
0N/Astatic void pd_fill_to_aligned_words(HeapWord* tohw, size_t count, juint value) {
0N/A pd_fill_to_words(tohw, count, value);
0N/A}
0N/A
0N/Astatic void pd_fill_to_bytes(void* to, size_t count, jubyte value) {
0N/A (void)memset(to, value, count);
0N/A}
0N/A
0N/Astatic void pd_zero_to_words(HeapWord* tohw, size_t count) {
0N/A pd_fill_to_words(tohw, count, 0);
0N/A}
0N/A
0N/Astatic void pd_zero_to_bytes(void* to, size_t count) {
0N/A (void)memset(to, 0, count);
0N/A}
1879N/A
1879N/A#endif // CPU_X86_VM_COPY_X86_HPP