1 /*
 2  * Copyright (c) 1997, 2021, 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_RUNTIME_FRAME_INLINE_HPP
26 #define SHARE_RUNTIME_FRAME_INLINE_HPP
27 
28 #include "runtime/frame.hpp"
29 
30 #include "code/compiledMethod.inline.hpp"
31 #include "interpreter/interpreter.hpp"

32 #include "oops/method.hpp"

33 #include "runtime/registerMap.hpp"
34 #include "runtime/stubRoutines.hpp"
35 #include "utilities/macros.hpp"
36 #ifdef ZERO
37 # include "entryFrame_zero.hpp"
38 # include "fakeStubFrame_zero.hpp"
39 # include "interpreterFrame_zero.hpp"
40 #endif
41 
42 #include CPU_HEADER_INLINE(frame)
43 
44 inline bool frame::is_entry_frame() const {
45   return StubRoutines::returns_to_call_stub(pc());
46 }
47 
48 inline bool frame::is_stub_frame() const {
49   return StubRoutines::is_stub_code(pc()) || (_cb != NULL && _cb->is_adapter_blob());
50 }
51 
52 inline bool frame::is_first_frame() const {
53   return (is_entry_frame() && entry_frame_is_first())
54       // Optimized entry frames are only present on certain platforms
55       || (is_optimized_entry_frame() && optimized_entry_frame_is_first());
56 }
57 
58 inline bool frame::is_optimized_entry_frame() const {
59   return _cb != NULL && _cb->is_optimized_entry_blob();
60 }
61 
62 inline address frame::oopmapreg_to_location(VMReg reg, const RegisterMap* reg_map) const {
63   if(reg->is_reg()) {










64     // If it is passed in a register, it got spilled in the stub frame.
65     return reg_map->location(reg);
66   } else {
67     int sp_offset_in_bytes = reg->reg2stack() * VMRegImpl::stack_slot_size;
68     return ((address)unextended_sp()) + sp_offset_in_bytes;





69   }
70 }
71 
72 inline oop* frame::oopmapreg_to_oop_location(VMReg reg, const RegisterMap* reg_map) const {

73   return (oop*)oopmapreg_to_location(reg, reg_map);
74 }
75 



















76 #endif // SHARE_RUNTIME_FRAME_INLINE_HPP
--- EOF ---