1 /*
2 * Copyright (c) 1999, 2013, 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 *
126 static OopMapSet* generate_exception_throw(StubAssembler* sasm, address target, bool has_argument);
127 static OopMapSet* generate_handle_exception(StubID id, StubAssembler* sasm);
128 static void generate_unwind_exception(StubAssembler *sasm);
129 static OopMapSet* generate_patching(StubAssembler* sasm, address target);
130
131 static OopMapSet* generate_stub_call(StubAssembler* sasm, Register result, address entry,
132 Register arg1 = noreg, Register arg2 = noreg, Register arg3 = noreg);
133
134 // runtime entry points
135 static void new_instance (JavaThread* thread, Klass* klass);
136 static void new_type_array (JavaThread* thread, Klass* klass, jint length);
137 static void new_object_array(JavaThread* thread, Klass* klass, jint length);
138 static void new_multi_array (JavaThread* thread, Klass* klass, int rank, jint* dims);
139
140 static address counter_overflow(JavaThread* thread, int bci, Method* method);
141
142 static void unimplemented_entry (JavaThread* thread, StubID id);
143
144 static address exception_handler_for_pc(JavaThread* thread);
145
146 static void throw_range_check_exception(JavaThread* thread, int index);
147 static void throw_index_exception(JavaThread* thread, int index);
148 static void throw_div0_exception(JavaThread* thread);
149 static void throw_null_pointer_exception(JavaThread* thread);
150 static void throw_class_cast_exception(JavaThread* thread, oopDesc* object);
151 static void throw_incompatible_class_change_error(JavaThread* thread);
152 static void throw_array_store_exception(JavaThread* thread, oopDesc* object);
153
154 static void monitorenter(JavaThread* thread, oopDesc* obj, BasicObjectLock* lock);
155 static void monitorexit (JavaThread* thread, BasicObjectLock* lock);
156
157 static void deoptimize(JavaThread* thread, jint trap_request);
158
159 static int access_field_patching(JavaThread* thread);
160 static int move_klass_patching(JavaThread* thread);
161 static int move_mirror_patching(JavaThread* thread);
162 static int move_appendix_patching(JavaThread* thread);
163
164 static void patch_code(JavaThread* thread, StubID stub_id);
165
166 public:
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1 /*
2 * Copyright (c) 1999, 2018, 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 *
126 static OopMapSet* generate_exception_throw(StubAssembler* sasm, address target, bool has_argument);
127 static OopMapSet* generate_handle_exception(StubID id, StubAssembler* sasm);
128 static void generate_unwind_exception(StubAssembler *sasm);
129 static OopMapSet* generate_patching(StubAssembler* sasm, address target);
130
131 static OopMapSet* generate_stub_call(StubAssembler* sasm, Register result, address entry,
132 Register arg1 = noreg, Register arg2 = noreg, Register arg3 = noreg);
133
134 // runtime entry points
135 static void new_instance (JavaThread* thread, Klass* klass);
136 static void new_type_array (JavaThread* thread, Klass* klass, jint length);
137 static void new_object_array(JavaThread* thread, Klass* klass, jint length);
138 static void new_multi_array (JavaThread* thread, Klass* klass, int rank, jint* dims);
139
140 static address counter_overflow(JavaThread* thread, int bci, Method* method);
141
142 static void unimplemented_entry (JavaThread* thread, StubID id);
143
144 static address exception_handler_for_pc(JavaThread* thread);
145
146 static void throw_range_check_exception(JavaThread* thread, int index, arrayOopDesc* a);
147 static void throw_index_exception(JavaThread* thread, int index);
148 static void throw_div0_exception(JavaThread* thread);
149 static void throw_null_pointer_exception(JavaThread* thread);
150 static void throw_class_cast_exception(JavaThread* thread, oopDesc* object);
151 static void throw_incompatible_class_change_error(JavaThread* thread);
152 static void throw_array_store_exception(JavaThread* thread, oopDesc* object);
153
154 static void monitorenter(JavaThread* thread, oopDesc* obj, BasicObjectLock* lock);
155 static void monitorexit (JavaThread* thread, BasicObjectLock* lock);
156
157 static void deoptimize(JavaThread* thread, jint trap_request);
158
159 static int access_field_patching(JavaThread* thread);
160 static int move_klass_patching(JavaThread* thread);
161 static int move_mirror_patching(JavaThread* thread);
162 static int move_appendix_patching(JavaThread* thread);
163
164 static void patch_code(JavaThread* thread, StubID stub_id);
165
166 public:
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