--- /dev/null 2017-05-19 14:48:27.437288209 -0400 +++ new/src/share/vm/utilities/breakpoint.hpp 2017-06-16 19:47:37.449330693 -0400 @@ -0,0 +1,46 @@ +/* + * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved. + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * This code is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 only, as + * published by the Free Software Foundation. + * + * This code is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * version 2 for more details (a copy is included in the LICENSE file that + * accompanied this code). + * + * You should have received a copy of the GNU General Public License version + * 2 along with this work; if not, write to the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA + * or visit www.oracle.com if you need additional information or have any + * questions. + * + */ + +#ifndef SHARE_VM_UTILITIES_BREAKPOINT_HPP +#define SHARE_VM_UTILITIES_BREAKPOINT_HPP + +// Provide BREAKPOINT macro for requesting stop in the debugger. + +// We presently only have one non-default definition, so it's not +// worth going through the TARGET_COMPILER_HEADER() dispatch, with all +// non-visCPP files being empty. +#ifdef TARGET_COMPILER_visCPP +#ifndef _WIN64 +#define BREAKPOINT __asm { int 3 } +#endif // _WIN64 +#endif // TARGET_COMPILER_visCPP + +// If no more specific definition provided, default to calling a +// function that is defined per-platform. See also os::breakpoint(). +#ifndef BREAKPOINT +extern "C" void breakpoint(); +#define BREAKPOINT ::breakpoint() +#endif + +#endif // SHARE_VM_UTILITIES_BREAKPOINT_HPP