1 /*
2 * Copyright (c) 2002, 2013, Oracle and/or its affiliates. All rights reserved.
3 * Copyright 2012, 2013 SAP AG. All rights reserved.
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_PPC_VM_STUBROUTINES_PPC_64_HPP
27 #define CPU_PPC_VM_STUBROUTINES_PPC_64_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 static bool returns_to_call_stub(address return_pc) { return return_pc == _call_stub_return_address; }
34
35 enum platform_dependent_constants {
36 code_size1 = 20000, // simply increase if too small (assembler will crash if too small)
37 code_size2 = 20000 // simply increase if too small (assembler will crash if too small)
38 };
39
40 #endif // CPU_PPC_VM_STUBROUTINES_PPC_64_HPP
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1 /*
2 * Copyright (c) 2002, 2015, Oracle and/or its affiliates. All rights reserved.
3 * Copyright 2012, 2015 SAP AG. All rights reserved.
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_PPC_VM_STUBROUTINES_PPC_64_HPP
27 #define CPU_PPC_VM_STUBROUTINES_PPC_64_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 static bool returns_to_call_stub(address return_pc) { return return_pc == _call_stub_return_address; }
34
35 enum platform_dependent_constants {
36 code_size1 = 20000, // simply increase if too small (assembler will crash if too small)
37 code_size2 = 20000 // simply increase if too small (assembler will crash if too small)
38 };
39
40 // CRC32 Intrinsics.
41 #define CRC32_COLUMN_SIZE 256
42 #define CRC32_BYFOUR
43 #ifdef CRC32_BYFOUR
44 #define CRC32_TABLES 8
45 #else
46 #define CRC32_TABLES 1
47 #endif
48
49 class ppc64 {
50 friend class StubGenerator;
51
52 private:
53
54 // CRC32 Intrinsics.
55 static juint _crc_table[CRC32_TABLES][CRC32_COLUMN_SIZE];
56
57 public:
58
59 // CRC32 Intrinsics.
60 static void generate_load_crc_table_addr(MacroAssembler* masm, Register table);
61
62 };
63
64 #endif // CPU_PPC_VM_STUBROUTINES_PPC_64_HPP
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