1 /*
2 * Copyright (c) 2024, Oracle and/or its affiliates. All rights reserved.
3 * Copyright (c) 2024, Red Hat, Inc. All rights reserved.
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
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24 */
25
26 #ifndef SHARE_RUNTIME_STUBDECLARATIONS_HPP
27 #define SHARE_RUNTIME_STUBDECLARATIONS_HPP
28
29 #include "utilities/macros.hpp"
30
31 // macros for generating definitions and declarations for shared, c1
32 // and opto blob fields and associated stub ids
33
34 // Different shared stubs can have different blob types and may
35 // include some JFR stubs
36 //
37 // n.b resolve, handler and throw stubs must remain grouped in the
38 // same order to allow id values to be range checked
39
40 #if INCLUDE_JFR
41 // do_blob(name, type)
42 #define SHARED_JFR_STUBS_DO(do_blob) \
43 do_blob(jfr_write_checkpoint, RuntimeStub*) \
44 do_blob(jfr_return_lease, RuntimeStub*) \
45
46 #else
47 #define SHARED_JFR_STUBS_DO(do_blob)
48 #endif
49
50 // do_blob(name, type)
51 #define SHARED_STUBS_DO(do_blob) \
52 do_blob(deopt, DeoptimizationBlob*) \
53 /* resolve stubs */ \
54 do_blob(wrong_method, RuntimeStub*) \
55 do_blob(wrong_method_abstract, RuntimeStub*) \
56 do_blob(ic_miss, RuntimeStub*) \
57 do_blob(resolve_opt_virtual_call, RuntimeStub*) \
58 do_blob(resolve_virtual_call, RuntimeStub*) \
59 do_blob(resolve_static_call, RuntimeStub*) \
60 /* handler stubs */ \
61 do_blob(polling_page_vectors_safepoint_handler, SafepointBlob*) \
62 do_blob(polling_page_safepoint_handler, SafepointBlob*) \
63 do_blob(polling_page_return_handler, SafepointBlob*) \
64 /* throw stubs */ \
65 do_blob(throw_AbstractMethodError, RuntimeStub*) \
66 do_blob(throw_IncompatibleClassChangeError, RuntimeStub*) \
67 do_blob(throw_NullPointerException_at_call, RuntimeStub*) \
68 do_blob(throw_StackOverflowError, RuntimeStub*) \
69 do_blob(throw_delayed_StackOverflowError, RuntimeStub*) \
70 /* other stubs */ \
71 SHARED_JFR_STUBS_DO(do_blob) \
72
73 // C1 stubs are always generated in a generic CodeBlob
74
75 #ifdef COMPILER1
76 // do_blob(name)
77 #define C1_STUBS_DO(do_blob) \
78 do_blob(dtrace_object_alloc) \
79 do_blob(unwind_exception) \
80 do_blob(forward_exception) \
81 do_blob(throw_range_check_failed) /* throws ArrayIndexOutOfBoundsException */ \
82 do_blob(throw_index_exception) /* throws IndexOutOfBoundsException */ \
83 do_blob(throw_div0_exception) \
84 do_blob(throw_null_pointer_exception) \
85 do_blob(register_finalizer) \
86 do_blob(new_instance) \
87 do_blob(fast_new_instance) \
88 do_blob(fast_new_instance_init_check) \
89 do_blob(new_type_array) \
90 do_blob(new_object_array) \
91 do_blob(new_multi_array) \
92 do_blob(handle_exception_nofpu) /* optimized version that does not preserve fpu registers */ \
93 do_blob(handle_exception) \
94 do_blob(handle_exception_from_callee) \
95 do_blob(throw_array_store_exception) \
96 do_blob(throw_class_cast_exception) \
97 do_blob(throw_incompatible_class_change_error) \
98 do_blob(slow_subtype_check) \
99 do_blob(monitorenter) \
100 do_blob(monitorenter_nofpu) /* optimized version that does not preserve fpu registers */ \
101 do_blob(monitorexit) \
102 do_blob(monitorexit_nofpu) /* optimized version that does not preserve fpu registers */ \
103 do_blob(deoptimize) \
104 do_blob(access_field_patching) \
105 do_blob(load_klass_patching) \
106 do_blob(load_mirror_patching) \
107 do_blob(load_appendix_patching) \
108 do_blob(fpu2long_stub) \
109 do_blob(counter_overflow) \
110 do_blob(predicate_failed_trap) \
111
112 #else
113 #define C1_STUBS_DO(do_blob)
114 #endif
115
116 // Opto stubs can be stored as entries with just an address or as
117 // blobs of different types. The former may include some JVMTI stubs.
118 //
119 // n.b. blobs and stub defines are generated in the order defined by
120 // C2_STUBS_DO, allowing dependencies from any givem stub on its
121 // predecessors to be guaranteed. That explains the initial placement
122 // of the blob declarations and intermediate placement of the jvmti
123 // stubs.
124
125 #ifdef COMPILER2
126 // do_jvmti_stub(name)
127 #if INCLUDE_JVMTI
128 #define C2_JVMTI_STUBS_DO(do_jvmti_stub) \
129 do_jvmti_stub(notify_jvmti_vthread_start) \
130 do_jvmti_stub(notify_jvmti_vthread_end) \
131 do_jvmti_stub(notify_jvmti_vthread_mount) \
132 do_jvmti_stub(notify_jvmti_vthread_unmount) \
133
134 #else
135 #define C2_JVMTI_STUBS_DO(do_jvmti_stub)
136 #endif // INCLUDE_JVMTI
137
138 // do_blob(name, type)
139 // do_stub(name, fancy_jump, pass_tls, return_pc)
140 // do_jvmti_stub(name)
141 //
142 // n.b. non-jvmti stubs may employ a special type of jump (0, 1 or 2)
143 // and require access to TLS and the return pc. jvmti stubs always
144 // employ jump 0, and require no special access
145 #define C2_STUBS_DO(do_blob, do_stub, do_jvmti_stub) \
146 do_blob(uncommon_trap, UncommonTrapBlob*) \
147 do_blob(exception, ExceptionBlob*) \
148 do_stub(new_instance, 0, true, false) \
149 do_stub(new_array, 0, true, false) \
150 do_stub(new_array_nozero, 0, true, false) \
151 do_stub(multianewarray2, 0, true, false) \
152 do_stub(multianewarray3, 0, true, false) \
153 do_stub(multianewarray4, 0, true, false) \
154 do_stub(multianewarray5, 0, true, false) \
155 do_stub(multianewarrayN, 0, true, false) \
156 C2_JVMTI_STUBS_DO(do_jvmti_stub) \
157 do_stub(complete_monitor_locking, 0, false, false) \
158 do_stub(monitor_notify, 0, false, false) \
159 do_stub(monitor_notifyAll, 0, false, false) \
160 do_stub(rethrow, 2, true, true) \
161 do_stub(slow_arraycopy, 0, false, false) \
162 do_stub(register_finalizer, 0, false, false) \
163 do_stub(class_init_barrier, 0, false, false) \
164
165 #else
166 #define C2_STUBS_DO(do_blob, do_stub, do_jvmti_stub)
167 #endif
168
169 // generate a stub or blob id enum tag from a name
170
171 #define STUB_ID_NAME(base) base##_id
172
173 // generate a stub field name
174
175 #define STUB_FIELD_NAME(base) _##base
176
177 // generate a blob field name
178
179 #define BLOB_FIELD_NAME(base) _##base##_blob
180
181 #endif // SHARE_RUNTIME_STUBDECLARATIONS_HPP
182