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annotate src/share/vm/c1/c1_Runtime1.hpp @ 17467:55fb97c4c58d hs25-b65
8029233: Update copyright year to match last edit in jdk8 hotspot repository for 2013
Summary: Copyright year updated for files modified during 2013
Reviewed-by: twisti, iveresov
| author | mikael |
|---|---|
| date | Tue, 24 Dec 2013 11:48:39 -0800 |
| parents | f98f5d48f511 |
| children | d8041d695d19 |
| rev | line source |
|---|---|
| 0 | 1 /* |
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2 * Copyright (c) 1999, 2013, Oracle and/or its affiliates. All rights reserved. |
| 0 | 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 * | |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
| 0 | 22 * |
| 23 */ | |
| 24 | |
| 1972 | 25 #ifndef SHARE_VM_C1_C1_RUNTIME1_HPP |
| 26 #define SHARE_VM_C1_C1_RUNTIME1_HPP | |
| 27 | |
| 28 #include "c1/c1_FrameMap.hpp" | |
| 29 #include "code/stubs.hpp" | |
| 30 #include "interpreter/interpreter.hpp" | |
| 31 #include "memory/allocation.hpp" | |
| 32 #include "runtime/deoptimization.hpp" | |
| 33 | |
| 0 | 34 class StubAssembler; |
| 35 | |
| 36 // The Runtime1 holds all assembly stubs and VM | |
| 37 // runtime routines needed by code code generated | |
| 38 // by the Compiler1. | |
| 39 | |
| 40 #define RUNTIME1_STUBS(stub, last_entry) \ | |
| 41 stub(dtrace_object_alloc) \ | |
| 42 stub(unwind_exception) \ | |
| 43 stub(forward_exception) \ | |
| 44 stub(throw_range_check_failed) /* throws ArrayIndexOutOfBoundsException */ \ | |
| 45 stub(throw_index_exception) /* throws IndexOutOfBoundsException */ \ | |
| 46 stub(throw_div0_exception) \ | |
| 47 stub(throw_null_pointer_exception) \ | |
| 48 stub(register_finalizer) \ | |
| 49 stub(new_instance) \ | |
| 50 stub(fast_new_instance) \ | |
| 51 stub(fast_new_instance_init_check) \ | |
| 52 stub(new_type_array) \ | |
| 53 stub(new_object_array) \ | |
| 54 stub(new_multi_array) \ | |
| 55 stub(handle_exception_nofpu) /* optimized version that does not preserve fpu registers */ \ | |
| 56 stub(handle_exception) \ | |
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57 stub(handle_exception_from_callee) \ |
| 0 | 58 stub(throw_array_store_exception) \ |
| 59 stub(throw_class_cast_exception) \ | |
| 60 stub(throw_incompatible_class_change_error) \ | |
| 61 stub(slow_subtype_check) \ | |
| 62 stub(monitorenter) \ | |
| 63 stub(monitorenter_nofpu) /* optimized version that does not preserve fpu registers */ \ | |
| 64 stub(monitorexit) \ | |
| 65 stub(monitorexit_nofpu) /* optimized version that does not preserve fpu registers */ \ | |
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66 stub(deoptimize) \ |
| 0 | 67 stub(access_field_patching) \ |
| 68 stub(load_klass_patching) \ | |
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69 stub(load_mirror_patching) \ |
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70 stub(load_appendix_patching) \ |
| 342 | 71 stub(g1_pre_barrier_slow) \ |
| 72 stub(g1_post_barrier_slow) \ | |
| 0 | 73 stub(fpu2long_stub) \ |
| 74 stub(counter_overflow) \ | |
| 8860 | 75 stub(predicate_failed_trap) \ |
| 0 | 76 last_entry(number_of_ids) |
| 77 | |
| 78 #define DECLARE_STUB_ID(x) x ## _id , | |
| 79 #define DECLARE_LAST_STUB_ID(x) x | |
| 80 #define STUB_NAME(x) #x " Runtime1 stub", | |
| 81 #define LAST_STUB_NAME(x) #x " Runtime1 stub" | |
| 82 | |
| 83 class Runtime1: public AllStatic { | |
| 84 friend class VMStructs; | |
| 85 friend class ArrayCopyStub; | |
| 86 | |
| 87 public: | |
| 88 enum StubID { | |
| 89 RUNTIME1_STUBS(DECLARE_STUB_ID, DECLARE_LAST_STUB_ID) | |
| 90 }; | |
| 91 | |
| 92 // statistics | |
| 93 #ifndef PRODUCT | |
| 94 static int _resolve_invoke_cnt; | |
| 95 static int _handle_wrong_method_cnt; | |
| 96 static int _ic_miss_cnt; | |
| 97 static int _generic_arraycopy_cnt; | |
| 98 static int _primitive_arraycopy_cnt; | |
| 99 static int _oop_arraycopy_cnt; | |
| 2446 | 100 static int _generic_arraycopystub_cnt; |
| 0 | 101 static int _arraycopy_slowcase_cnt; |
| 2446 | 102 static int _arraycopy_checkcast_cnt; |
| 103 static int _arraycopy_checkcast_attempt_cnt; | |
| 0 | 104 static int _new_type_array_slowcase_cnt; |
| 105 static int _new_object_array_slowcase_cnt; | |
| 106 static int _new_instance_slowcase_cnt; | |
| 107 static int _new_multi_array_slowcase_cnt; | |
| 108 static int _monitorenter_slowcase_cnt; | |
| 109 static int _monitorexit_slowcase_cnt; | |
| 110 static int _patch_code_slowcase_cnt; | |
| 111 static int _throw_range_check_exception_count; | |
| 112 static int _throw_index_exception_count; | |
| 113 static int _throw_div0_exception_count; | |
| 114 static int _throw_null_pointer_exception_count; | |
| 115 static int _throw_class_cast_exception_count; | |
| 116 static int _throw_incompatible_class_change_error_count; | |
| 117 static int _throw_array_store_exception_count; | |
| 118 static int _throw_count; | |
| 119 #endif | |
| 120 | |
| 121 private: | |
| 122 static CodeBlob* _blobs[number_of_ids]; | |
| 123 static const char* _blob_names[]; | |
| 124 | |
| 125 // stub generation | |
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126 static void generate_blob_for(BufferBlob* blob, StubID id); |
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127 static OopMapSet* generate_code_for(StubID id, StubAssembler* sasm); |
| 0 | 128 static OopMapSet* generate_exception_throw(StubAssembler* sasm, address target, bool has_argument); |
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129 static OopMapSet* generate_handle_exception(StubID id, StubAssembler* sasm); |
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130 static void generate_unwind_exception(StubAssembler *sasm); |
| 0 | 131 static OopMapSet* generate_patching(StubAssembler* sasm, address target); |
| 132 | |
| 133 static OopMapSet* generate_stub_call(StubAssembler* sasm, Register result, address entry, | |
| 134 Register arg1 = noreg, Register arg2 = noreg, Register arg3 = noreg); | |
| 135 | |
| 136 // runtime entry points | |
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137 static void new_instance (JavaThread* thread, Klass* klass); |
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138 static void new_type_array (JavaThread* thread, Klass* klass, jint length); |
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139 static void new_object_array(JavaThread* thread, Klass* klass, jint length); |
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140 static void new_multi_array (JavaThread* thread, Klass* klass, int rank, jint* dims); |
| 0 | 141 |
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142 static address counter_overflow(JavaThread* thread, int bci, Method* method); |
| 0 | 143 |
| 144 static void unimplemented_entry (JavaThread* thread, StubID id); | |
| 145 | |
| 146 static address exception_handler_for_pc(JavaThread* thread); | |
| 147 | |
| 148 static void throw_range_check_exception(JavaThread* thread, int index); | |
| 149 static void throw_index_exception(JavaThread* thread, int index); | |
| 150 static void throw_div0_exception(JavaThread* thread); | |
| 151 static void throw_null_pointer_exception(JavaThread* thread); | |
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152 static void throw_class_cast_exception(JavaThread* thread, oopDesc* object); |
| 0 | 153 static void throw_incompatible_class_change_error(JavaThread* thread); |
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154 static void throw_array_store_exception(JavaThread* thread, oopDesc* object); |
| 0 | 155 |
| 156 static void monitorenter(JavaThread* thread, oopDesc* obj, BasicObjectLock* lock); | |
| 157 static void monitorexit (JavaThread* thread, BasicObjectLock* lock); | |
| 158 | |
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159 static void deoptimize(JavaThread* thread); |
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160 |
| 0 | 161 static int access_field_patching(JavaThread* thread); |
| 162 static int move_klass_patching(JavaThread* thread); | |
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163 static int move_mirror_patching(JavaThread* thread); |
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164 static int move_appendix_patching(JavaThread* thread); |
| 0 | 165 |
| 166 static void patch_code(JavaThread* thread, StubID stub_id); | |
| 167 | |
| 168 public: | |
| 169 // initialization | |
| 1584 | 170 static void initialize(BufferBlob* blob); |
| 0 | 171 static void initialize_pd(); |
| 172 | |
| 173 // stubs | |
| 174 static CodeBlob* blob_for (StubID id); | |
| 1748 | 175 static address entry_for(StubID id) { return blob_for(id)->code_begin(); } |
| 0 | 176 static const char* name_for (StubID id); |
| 177 static const char* name_for_address(address entry); | |
| 178 | |
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179 // platform might add runtime names. |
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180 static const char* pd_name_for_address(address entry); |
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181 |
| 0 | 182 // method tracing |
| 183 static void trace_block_entry(jint block_id); | |
| 184 | |
| 185 #ifndef PRODUCT | |
| 2446 | 186 static address throw_count_address() { return (address)&_throw_count; } |
| 187 static address arraycopy_count_address(BasicType type); | |
| 0 | 188 #endif |
| 189 | |
| 190 // directly accessible leaf routine | |
| 191 static int arraycopy(oopDesc* src, int src_pos, oopDesc* dst, int dst_pos, int length); | |
| 192 static void primitive_arraycopy(HeapWord* src, HeapWord* dst, int length); | |
| 193 static void oop_arraycopy(HeapWord* src, HeapWord* dst, int length); | |
| 6135 | 194 static int is_instance_of(oopDesc* mirror, oopDesc* obj); |
| 0 | 195 |
| 8860 | 196 static void predicate_failed_trap(JavaThread* thread); |
| 197 | |
| 0 | 198 static void print_statistics() PRODUCT_RETURN; |
| 199 }; | |
| 1972 | 200 |
| 201 #endif // SHARE_VM_C1_C1_RUNTIME1_HPP |