1 /*
2 * Copyright (c) 1997, 2016, 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 "code/codeCache.hpp"
27 #include "interpreter/interpreter.hpp"
28 #include "oops/oop.inline.hpp"
29 #include "oops/symbol.hpp"
30 #include "runtime/frame.inline.hpp"
31 #include "runtime/rframe.hpp"
32 #include "runtime/vframe.hpp"
33 #include "runtime/vframe_hp.hpp"
34
35
36 static RFrame*const noCaller = (RFrame*) 0x1; // no caller (i.e., initial frame)
37 static RFrame*const noCallerYet = (RFrame*) 0x0; // caller not yet computed
38
39 RFrame::RFrame(frame fr, JavaThread* thread, RFrame*const callee) :
40 _fr(fr), _thread(thread), _callee(callee), _num(callee ? callee->num() + 1 : 0) {
41 _caller = (RFrame*)noCallerYet;
42 _invocations = 0;
43 _distance = 0;
44 }
45
46 void RFrame::set_distance(int d) {
47 assert(is_compiled() || d >= 0, "should be positive");
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1 /*
2 * Copyright (c) 1997, 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 "code/codeCache.hpp"
27 #include "interpreter/interpreter.hpp"
28 #include "oops/method.inline.hpp"
29 #include "oops/oop.inline.hpp"
30 #include "oops/symbol.hpp"
31 #include "runtime/frame.inline.hpp"
32 #include "runtime/rframe.hpp"
33 #include "runtime/vframe.hpp"
34 #include "runtime/vframe_hp.hpp"
35
36
37 static RFrame*const noCaller = (RFrame*) 0x1; // no caller (i.e., initial frame)
38 static RFrame*const noCallerYet = (RFrame*) 0x0; // caller not yet computed
39
40 RFrame::RFrame(frame fr, JavaThread* thread, RFrame*const callee) :
41 _fr(fr), _thread(thread), _callee(callee), _num(callee ? callee->num() + 1 : 0) {
42 _caller = (RFrame*)noCallerYet;
43 _invocations = 0;
44 _distance = 0;
45 }
46
47 void RFrame::set_distance(int d) {
48 assert(is_compiled() || d >= 0, "should be positive");
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