1/*
2 * Copyright (c) 2017, 2019, 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#ifndef SHARE_UTILITIES_BREAKPOINT_HPP
26#define SHARE_UTILITIES_BREAKPOINT_HPP
27
28// Provide BREAKPOINT macro for requesting stop in the debugger.
29
30// We presently only have one non-default definition, so it's not
31// worth going through the COMPILER_HEADER() dispatch, with all
32// non-visCPP files being empty.
33#ifdef TARGET_COMPILER_visCPP
34#ifndef _WIN64
35#define BREAKPOINT __asm { int 3 }
36#endif // _WIN64
37#endif // TARGET_COMPILER_visCPP
38
39// If no more specific definition provided, default to calling a
40// function that is defined per-platform. See also os::breakpoint().
41#ifndef BREAKPOINT
42extern "C" void breakpoint();
43#define BREAKPOINT ::breakpoint()
44#endif
45
46#endif // SHARE_UTILITIES_BREAKPOINT_HPP
47