1 /*
2 * Copyright (c) 1997, 2009, 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 // Portions of code courtesy of Clifford Click
26
27 // Optimization - Graph Style
28
29 class Chaitin;
30 class NamedCounter;
31 class MultiNode;
32 class SafePointNode;
33 class CallNode;
34 class CallJavaNode;
35 class CallStaticJavaNode;
36 class CallDynamicJavaNode;
37 class CallRuntimeNode;
38 class CallLeafNode;
39 class CallLeafNoFPNode;
40 class AllocateNode;
41 class AllocateArrayNode;
42 class LockNode;
43 class UnlockNode;
44 class JVMState;
921 virtual void clone_jvms() {
922 set_jvms(jvms()->clone_deep(Compile::current()));
923 }
924 };
925
926 //------------------------------Unlock---------------------------------------
927 // High-level unlock operation
928 class UnlockNode : public AbstractLockNode {
929 public:
930 virtual int Opcode() const;
931 virtual uint size_of() const; // Size is bigger
932 UnlockNode(Compile* C, const TypeFunc *tf) : AbstractLockNode( tf ) {
933 init_class_id(Class_Unlock);
934 init_flags(Flag_is_macro);
935 C->add_macro_node(this);
936 }
937 virtual Node *Ideal(PhaseGVN *phase, bool can_reshape);
938 // unlock is never a safepoint
939 virtual bool guaranteed_safepoint() { return false; }
940 };
|
1 /*
2 * Copyright (c) 1997, 2010, 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_VM_OPTO_CALLNODE_HPP
26 #define SHARE_VM_OPTO_CALLNODE_HPP
27
28 #include "opto/connode.hpp"
29 #include "opto/mulnode.hpp"
30 #include "opto/multnode.hpp"
31 #include "opto/opcodes.hpp"
32 #include "opto/phaseX.hpp"
33 #include "opto/type.hpp"
34
35 // Portions of code courtesy of Clifford Click
36
37 // Optimization - Graph Style
38
39 class Chaitin;
40 class NamedCounter;
41 class MultiNode;
42 class SafePointNode;
43 class CallNode;
44 class CallJavaNode;
45 class CallStaticJavaNode;
46 class CallDynamicJavaNode;
47 class CallRuntimeNode;
48 class CallLeafNode;
49 class CallLeafNoFPNode;
50 class AllocateNode;
51 class AllocateArrayNode;
52 class LockNode;
53 class UnlockNode;
54 class JVMState;
931 virtual void clone_jvms() {
932 set_jvms(jvms()->clone_deep(Compile::current()));
933 }
934 };
935
936 //------------------------------Unlock---------------------------------------
937 // High-level unlock operation
938 class UnlockNode : public AbstractLockNode {
939 public:
940 virtual int Opcode() const;
941 virtual uint size_of() const; // Size is bigger
942 UnlockNode(Compile* C, const TypeFunc *tf) : AbstractLockNode( tf ) {
943 init_class_id(Class_Unlock);
944 init_flags(Flag_is_macro);
945 C->add_macro_node(this);
946 }
947 virtual Node *Ideal(PhaseGVN *phase, bool can_reshape);
948 // unlock is never a safepoint
949 virtual bool guaranteed_safepoint() { return false; }
950 };
951
952 #endif // SHARE_VM_OPTO_CALLNODE_HPP
|