1 /*
2 * Copyright (c) 2003, 2025, Oracle and/or its affiliates. All rights reserved.
3 * Copyright 2007, 2008, 2009, 2010, 2011 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 #include "asm/assembler.inline.hpp"
27 #include "code/debugInfoRec.hpp"
28 #include "code/vtableStubs.hpp"
29 #include "interpreter/interpreter.hpp"
30 #include "runtime/interfaceSupport.inline.hpp"
31 #include "runtime/sharedRuntime.hpp"
32 #include "runtime/vframeArray.hpp"
33 #include "vmreg_zero.inline.hpp"
34 #ifdef COMPILER1
35 #include "c1/c1_Runtime1.hpp"
36 #endif
37 #ifdef COMPILER2
38 #include "opto/runtime.hpp"
39 #endif
40
41 int SharedRuntime::java_calling_convention(const BasicType *sig_bt,
42 VMRegPair *regs,
43 int total_args_passed) {
44 return 0;
45 }
46
47 void SharedRuntime::generate_i2c2i_adapters(MacroAssembler *masm,
48 int total_args_passed,
49 int comp_args_on_stack,
50 const BasicType *sig_bt,
51 const VMRegPair *regs,
52 address entry_address[AdapterBlob::ENTRY_COUNT]) {
53 ShouldNotCallThis();
54 return;
55 }
56
57 nmethod *SharedRuntime::generate_native_wrapper(MacroAssembler *masm,
58 const methodHandle& method,
59 int compile_id,
60 BasicType *sig_bt,
61 VMRegPair *regs,
62 BasicType ret_type) {
63 ShouldNotCallThis();
64 return nullptr;
65 }
66
67 int Deoptimization::last_frame_adjust(int callee_parameters,
68 int callee_locals) {
69 return 0;
70 }
71
72 uint SharedRuntime::out_preserve_stack_slots() {
73 ShouldNotCallThis();
74 return 0;
75 }
76
77 VMReg SharedRuntime::thread_register() {
78 Unimplemented();
79 return nullptr;
80 }
81
82 JRT_LEAF(void, zero_stub())
83 ShouldNotCallThis();
84 JRT_END
85
86 static RuntimeStub* generate_empty_runtime_stub() {
87 return CAST_FROM_FN_PTR(RuntimeStub*,zero_stub);
88 }
89
90 static SafepointBlob* generate_empty_safepoint_blob() {
91 return CAST_FROM_FN_PTR(SafepointBlob*,zero_stub);
92 }
93
94 static DeoptimizationBlob* generate_empty_deopt_blob() {
95 return CAST_FROM_FN_PTR(DeoptimizationBlob*,zero_stub);
96 }
97
98 void SharedRuntime::generate_deopt_blob() {
99 _deopt_blob = generate_empty_deopt_blob();
100 }
101
102 SafepointBlob* SharedRuntime::generate_handler_blob(StubId id, address call_ptr) {
103 return generate_empty_safepoint_blob();
104 }
105
106 RuntimeStub* SharedRuntime::generate_resolve_blob(StubId id, address destination) {
107 return generate_empty_runtime_stub();
108 }
109
110 RuntimeStub* SharedRuntime::generate_throw_exception(StubId id, address runtime_entry) {
111 return generate_empty_runtime_stub();
112 }
113
114 int SharedRuntime::c_calling_convention(const BasicType *sig_bt,
115 VMRegPair *regs,
116 int total_args_passed) {
117 ShouldNotCallThis();
118 return 0;
119 }
120
121 int SharedRuntime::vector_calling_convention(VMRegPair *regs,
122 uint num_bits,
123 uint total_args_passed) {
124 ShouldNotCallThis();
125 return 0;
126 }
127
128 #if INCLUDE_JFR
129 RuntimeStub* SharedRuntime::generate_jfr_write_checkpoint() {
130 return nullptr;
131 }
132
133 RuntimeStub* SharedRuntime::generate_jfr_return_lease() {
134 return nullptr;
135 }
136
137 #endif // INCLUDE_JFR
138