1 /*
2 * Copyright (c) 2003, 2005, Oracle and/or its affiliates. All rights reserved.
3 * Copyright 2007, 2008, 2009, 2010 Red Hat, Inc.
4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
5 *
6 * This code is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License version 2 only, as
8 * published by the Free Software Foundation.
9 *
10 * This code is distributed in the hope that it will be useful, but WITHOUT
11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
13 * version 2 for more details (a copy is included in the LICENSE file that
14 * accompanied this code).
15 *
16 * You should have received a copy of the GNU General Public License version
17 * 2 along with this work; if not, write to the Free Software Foundation,
18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
19 *
20 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
21 * or visit www.oracle.com if you need additional information or have any
22 * questions.
23 *
24 */
25
26 // This file holds the platform specific parts of the StubRoutines
27 // definition. See stubRoutines.hpp for a description on how to
28 // extend it.
29
30 public:
31 static address call_stub_return_pc() {
32 return (address) -1;
33 }
34
35 static bool returns_to_call_stub(address return_pc) {
36 return return_pc == call_stub_return_pc();
37 }
38
39 enum platform_dependent_constants {
40 code_size1 = 0, // The assembler will fail with a guarantee
41 code_size2 = 0 // if these are too small. Simply increase
42 }; // them if that happens.
43
44 enum method_handles_platform_dependent_constants {
45 method_handles_adapters_code_size = 0
46 };
47
48 #ifdef IA32
49 class x86 {
50 friend class VMStructs;
51
52 private:
53 static address _call_stub_compiled_return;
54 };
55 #endif // IA32
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1 /*
2 * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
3 * Copyright 2007, 2008, 2009, 2010 Red Hat, Inc.
4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
5 *
6 * This code is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License version 2 only, as
8 * published by the Free Software Foundation.
9 *
10 * This code is distributed in the hope that it will be useful, but WITHOUT
11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
13 * version 2 for more details (a copy is included in the LICENSE file that
14 * accompanied this code).
15 *
16 * You should have received a copy of the GNU General Public License version
17 * 2 along with this work; if not, write to the Free Software Foundation,
18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
19 *
20 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
21 * or visit www.oracle.com if you need additional information or have any
22 * questions.
23 *
24 */
25
26 #ifndef CPU_ZERO_VM_STUBROUTINES_ZERO_HPP
27 #define CPU_ZERO_VM_STUBROUTINES_ZERO_HPP
28
29 // This file holds the platform specific parts of the StubRoutines
30 // definition. See stubRoutines.hpp for a description on how to
31 // extend it.
32
33 public:
34 static address call_stub_return_pc() {
35 return (address) -1;
36 }
37
38 static bool returns_to_call_stub(address return_pc) {
39 return return_pc == call_stub_return_pc();
40 }
41
42 enum platform_dependent_constants {
43 code_size1 = 0, // The assembler will fail with a guarantee
44 code_size2 = 0 // if these are too small. Simply increase
45 }; // them if that happens.
46
47 enum method_handles_platform_dependent_constants {
48 method_handles_adapters_code_size = 0
49 };
50
51 #ifdef IA32
52 class x86 {
53 friend class VMStructs;
54
55 private:
56 static address _call_stub_compiled_return;
57 };
58 #endif // IA32
59
60 #endif // CPU_ZERO_VM_STUBROUTINES_ZERO_HPP
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