1 /*
2 * Copyright (c) 1997, 2008, 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 // A JavaCallWrapper is constructed before each JavaCall and destructed after the call.
26 // Its purpose is to allocate/deallocate a new handle block and to save/restore the last
27 // Java fp/sp. A pointer to the JavaCallWrapper is stored on the stack.
28
29 class JavaCallWrapper: StackObj {
30 friend class VMStructs;
31 private:
32 JavaThread* _thread; // the thread to which this call belongs
33 JNIHandleBlock* _handles; // the saved handle block
34 methodOop _callee_method; // to be able to collect arguments if entry frame is top frame
35 oop _receiver; // the receiver of the call (if a non-static call)
36
37 JavaFrameAnchor _anchor; // last thread anchor state that we must restore
38
39 JavaValue* _result; // result value
40
41 public:
42 // Construction/destruction
43 JavaCallWrapper(methodHandle callee_method, Handle receiver, JavaValue* result, TRAPS);
44 ~JavaCallWrapper();
172 // ------------
173
174 // The receiver must be first oop in argument list
175 static void call_virtual(JavaValue* result, KlassHandle spec_klass, symbolHandle name, symbolHandle signature, JavaCallArguments* args, TRAPS);
176
177 static void call_virtual(JavaValue* result, Handle receiver, KlassHandle spec_klass, symbolHandle name, symbolHandle signature, TRAPS); // No args
178 static void call_virtual(JavaValue* result, Handle receiver, KlassHandle spec_klass, symbolHandle name, symbolHandle signature, Handle arg1, TRAPS);
179 static void call_virtual(JavaValue* result, Handle receiver, KlassHandle spec_klass, symbolHandle name, symbolHandle signature, Handle arg1, Handle arg2, TRAPS);
180
181 // Static call
182 // -----------
183 static void call_static(JavaValue* result, KlassHandle klass, symbolHandle name, symbolHandle signature, JavaCallArguments* args, TRAPS);
184
185 static void call_static(JavaValue* result, KlassHandle klass, symbolHandle name, symbolHandle signature, TRAPS);
186 static void call_static(JavaValue* result, KlassHandle klass, symbolHandle name, symbolHandle signature, Handle arg1, TRAPS);
187 static void call_static(JavaValue* result, KlassHandle klass, symbolHandle name, symbolHandle signature, Handle arg1, Handle arg2, TRAPS);
188
189 // Low-level interface
190 static void call(JavaValue* result, methodHandle method, JavaCallArguments* args, TRAPS);
191 };
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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_RUNTIME_JAVACALLS_HPP
26 #define SHARE_VM_RUNTIME_JAVACALLS_HPP
27
28 #include "memory/allocation.hpp"
29 #include "oops/methodOop.hpp"
30 #include "runtime/handles.hpp"
31 #include "runtime/javaFrameAnchor.hpp"
32 #include "runtime/vmThread.hpp"
33 #ifdef TARGET_ARCH_x86
34 # include "jniTypes_x86.hpp"
35 #endif
36 #ifdef TARGET_ARCH_sparc
37 # include "jniTypes_sparc.hpp"
38 #endif
39 #ifdef TARGET_ARCH_zero
40 # include "jniTypes_zero.hpp"
41 #endif
42 #ifdef TARGET_OS_FAMILY_linux
43 # include "thread_linux.inline.hpp"
44 #endif
45 #ifdef TARGET_OS_FAMILY_solaris
46 # include "thread_solaris.inline.hpp"
47 #endif
48 #ifdef TARGET_OS_FAMILY_windows
49 # include "thread_windows.inline.hpp"
50 #endif
51
52 // A JavaCallWrapper is constructed before each JavaCall and destructed after the call.
53 // Its purpose is to allocate/deallocate a new handle block and to save/restore the last
54 // Java fp/sp. A pointer to the JavaCallWrapper is stored on the stack.
55
56 class JavaCallWrapper: StackObj {
57 friend class VMStructs;
58 private:
59 JavaThread* _thread; // the thread to which this call belongs
60 JNIHandleBlock* _handles; // the saved handle block
61 methodOop _callee_method; // to be able to collect arguments if entry frame is top frame
62 oop _receiver; // the receiver of the call (if a non-static call)
63
64 JavaFrameAnchor _anchor; // last thread anchor state that we must restore
65
66 JavaValue* _result; // result value
67
68 public:
69 // Construction/destruction
70 JavaCallWrapper(methodHandle callee_method, Handle receiver, JavaValue* result, TRAPS);
71 ~JavaCallWrapper();
199 // ------------
200
201 // The receiver must be first oop in argument list
202 static void call_virtual(JavaValue* result, KlassHandle spec_klass, symbolHandle name, symbolHandle signature, JavaCallArguments* args, TRAPS);
203
204 static void call_virtual(JavaValue* result, Handle receiver, KlassHandle spec_klass, symbolHandle name, symbolHandle signature, TRAPS); // No args
205 static void call_virtual(JavaValue* result, Handle receiver, KlassHandle spec_klass, symbolHandle name, symbolHandle signature, Handle arg1, TRAPS);
206 static void call_virtual(JavaValue* result, Handle receiver, KlassHandle spec_klass, symbolHandle name, symbolHandle signature, Handle arg1, Handle arg2, TRAPS);
207
208 // Static call
209 // -----------
210 static void call_static(JavaValue* result, KlassHandle klass, symbolHandle name, symbolHandle signature, JavaCallArguments* args, TRAPS);
211
212 static void call_static(JavaValue* result, KlassHandle klass, symbolHandle name, symbolHandle signature, TRAPS);
213 static void call_static(JavaValue* result, KlassHandle klass, symbolHandle name, symbolHandle signature, Handle arg1, TRAPS);
214 static void call_static(JavaValue* result, KlassHandle klass, symbolHandle name, symbolHandle signature, Handle arg1, Handle arg2, TRAPS);
215
216 // Low-level interface
217 static void call(JavaValue* result, methodHandle method, JavaCallArguments* args, TRAPS);
218 };
219
220 #endif // SHARE_VM_RUNTIME_JAVACALLS_HPP
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