1 /*
2 * Copyright (c) 1997, 2017, 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 "code/compiledIC.hpp"
28 #include "code/nmethod.hpp"
29 #include "code/relocInfo.hpp"
30 #include "memory/resourceArea.hpp"
31 #include "oops/compressedOops.inline.hpp"
32 #include "runtime/stubCodeGenerator.hpp"
33 #include "utilities/copy.hpp"
34 #include "oops/oop.inline.hpp"
35
36 const RelocationHolder RelocationHolder::none; // its type is relocInfo::none
37
38
39 // Implementation of relocInfo
40
41 #ifdef ASSERT
42 relocInfo::relocInfo(relocType t, int off, int f) {
43 assert(t != data_prefix_tag, "cannot build a prefix this way");
44 assert((t & type_mask) == t, "wrong type");
45 assert((f & format_mask) == f, "wrong format");
46 assert(off >= 0 && off < offset_limit(), "offset out off bounds");
47 assert((off & (offset_unit-1)) == 0, "misaligned offset");
48 (*this) = relocInfo(t, RAW_BITS, off, f);
49 }
50 #endif
51
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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 "code/compiledIC.hpp"
28 #include "code/nmethod.hpp"
29 #include "code/relocInfo.hpp"
30 #include "memory/resourceArea.hpp"
31 #include "oops/compressedOops.inline.hpp"
32 #include "runtime/flags/flagSetting.hpp"
33 #include "runtime/stubCodeGenerator.hpp"
34 #include "utilities/copy.hpp"
35 #include "oops/oop.inline.hpp"
36
37 const RelocationHolder RelocationHolder::none; // its type is relocInfo::none
38
39
40 // Implementation of relocInfo
41
42 #ifdef ASSERT
43 relocInfo::relocInfo(relocType t, int off, int f) {
44 assert(t != data_prefix_tag, "cannot build a prefix this way");
45 assert((t & type_mask) == t, "wrong type");
46 assert((f & format_mask) == f, "wrong format");
47 assert(off >= 0 && off < offset_limit(), "offset out off bounds");
48 assert((off & (offset_unit-1)) == 0, "misaligned offset");
49 (*this) = relocInfo(t, RAW_BITS, off, f);
50 }
51 #endif
52
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