1 /*
2 * Copyright (c) 2003, 2012, 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 "precompiled.hpp"
27 #include "asm/assembler.hpp"
28 #include "assembler_zero.inline.hpp"
29 #include "code/debugInfoRec.hpp"
30 #include "code/icBuffer.hpp"
31 #include "code/vtableStubs.hpp"
32 #include "interpreter/interpreter.hpp"
33 #include "oops/compiledICHolder.hpp"
34 #include "prims/jvmtiRedefineClassesTrace.hpp"
35 #include "runtime/sharedRuntime.hpp"
36 #include "runtime/vframeArray.hpp"
37 #include "vmreg_zero.inline.hpp"
38
39 #ifdef COMPILER1
40 #include "c1/c1_Runtime1.hpp"
41 #endif
42 #ifdef COMPILER2
43 #include "opto/runtime.hpp"
44 #endif
45 #ifdef SHARK
46 #include "compiler/compileBroker.hpp"
47 #include "shark/sharkCompiler.hpp"
48 #endif
49
50
51
52 static address zero_null_code_stub() {
53 address start = ShouldNotCallThisStub();
54 return start;
55 }
56
57 int SharedRuntime::java_calling_convention(const BasicType *sig_bt,
58 VMRegPair *regs,
59 int total_args_passed,
60 int is_outgoing) {
61 return 0;
62 }
63
64 AdapterHandlerEntry* SharedRuntime::generate_i2c2i_adapters(
65 MacroAssembler *masm,
66 int total_args_passed,
67 int comp_args_on_stack,
68 const BasicType *sig_bt,
69 const VMRegPair *regs,
70 AdapterFingerPrint *fingerprint) {
71 return AdapterHandlerLibrary::new_entry(
72 fingerprint,
73 CAST_FROM_FN_PTR(address,zero_null_code_stub),
74 CAST_FROM_FN_PTR(address,zero_null_code_stub),
75 CAST_FROM_FN_PTR(address,zero_null_code_stub));
76 }
77
78 nmethod *SharedRuntime::generate_native_wrapper(MacroAssembler *masm,
79 methodHandle method,
80 int compile_id,
81 BasicType *sig_bt,
82 VMRegPair *regs,
83 BasicType ret_type) {
84 #ifdef SHARK
85 return SharkCompiler::compiler()->generate_native_wrapper(masm,
86 method,
87 compile_id,
88 sig_bt,
89 ret_type);
90 #else
91 ShouldNotCallThis();
92 return NULL;
93 #endif // SHARK
94 }
95
96 int Deoptimization::last_frame_adjust(int callee_parameters,
97 int callee_locals) {
98 return 0;
99 }
100
101 uint SharedRuntime::out_preserve_stack_slots() {
102 ShouldNotCallThis();
103 return 0;
104 }
105
106 JRT_LEAF(void, zero_stub())
107 ShouldNotCallThis();
108 JRT_END
109
110 static RuntimeStub* generate_empty_runtime_stub(const char* name) {
111 return CAST_FROM_FN_PTR(RuntimeStub*,zero_stub);
112 }
113
114 static SafepointBlob* generate_empty_safepoint_blob() {
115 return CAST_FROM_FN_PTR(SafepointBlob*,zero_stub);
116 }
117
118 static DeoptimizationBlob* generate_empty_deopt_blob() {
119 return CAST_FROM_FN_PTR(DeoptimizationBlob*,zero_stub);
120 }
121
122
123 void SharedRuntime::generate_deopt_blob() {
124 _deopt_blob = generate_empty_deopt_blob();
125 }
126
127 SafepointBlob* SharedRuntime::generate_handler_blob(address call_ptr, int poll_type) {
128 return generate_empty_safepoint_blob();
129 }
130
131 RuntimeStub* SharedRuntime::generate_resolve_blob(address destination, const char* name) {
132 return generate_empty_runtime_stub("resolve_blob");
133 }
134
135
136 int SharedRuntime::c_calling_convention(const BasicType *sig_bt,
137 VMRegPair *regs,
138 int total_args_passed) {
139 ShouldNotCallThis();
140 return 0;
141 }