Mercurial > hg > truffle
comparison src/cpu/zero/vm/frame_zero.hpp @ 1010:354d3184f6b2
6890308: integrate zero assembler hotspot changes
Reviewed-by: never
Contributed-by: gbenson@redhat.com
author | never |
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date | Tue, 13 Oct 2009 12:04:21 -0700 |
parents | |
children | 8e7adf982378 |
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1 /* | |
2 * Copyright 2003-2007 Sun Microsystems, Inc. All Rights Reserved. | |
3 * Copyright 2007, 2008, 2009 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, | |
21 * CA 95054 USA or visit www.sun.com if you need additional information or | |
22 * have any questions. | |
23 * | |
24 */ | |
25 | |
26 // A frame represents a physical stack frame on the Zero stack. | |
27 | |
28 public: | |
29 enum { | |
30 pc_return_offset = 0 | |
31 }; | |
32 | |
33 // Constructor | |
34 public: | |
35 frame(intptr_t* sp, intptr_t* fp); | |
36 | |
37 // The sp of a Zero frame is the address of the highest word in | |
38 // that frame. We keep track of the lowest address too, so the | |
39 // boundaries of the frame are available for debug printing. | |
40 private: | |
41 intptr_t* _fp; | |
42 | |
43 public: | |
44 intptr_t* fp() const { | |
45 return _fp; | |
46 } | |
47 | |
48 #ifdef CC_INTERP | |
49 inline interpreterState get_interpreterState() const; | |
50 #endif // CC_INTERP | |
51 | |
52 public: | |
53 const ZeroFrame *zeroframe() const { | |
54 return (ZeroFrame *) sp(); | |
55 } | |
56 | |
57 const EntryFrame *zero_entryframe() const { | |
58 return zeroframe()->as_entry_frame(); | |
59 } | |
60 const InterpreterFrame *zero_interpreterframe() const { | |
61 return zeroframe()->as_interpreter_frame(); | |
62 } | |
63 const SharkFrame *zero_sharkframe() const { | |
64 return zeroframe()->as_shark_frame(); | |
65 } | |
66 | |
67 public: | |
68 bool is_fake_stub_frame() const; | |
69 | |
70 public: | |
71 frame sender_for_fake_stub_frame(RegisterMap* map) const; | |
72 | |
73 public: | |
74 void zero_print_on_error(int index, | |
75 outputStream* st, | |
76 char* buf, | |
77 int buflen) const; |