Mercurial > hg > truffle
annotate src/share/vm/c1/c1_Runtime1.hpp @ 2044:06f017f7daa7
Merge.
| author | Thomas Wuerthinger <wuerthinger@ssw.jku.at> |
|---|---|
| date | Fri, 07 Jan 2011 18:18:08 +0100 |
| parents | 2d26b0046e0d f95d63e2154a |
| children | d25d4ca69222 |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 1748 | 2 * Copyright (c) 1999, 2010, 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) \ | |
| 57 stub(throw_array_store_exception) \ | |
| 58 stub(throw_class_cast_exception) \ | |
| 59 stub(throw_incompatible_class_change_error) \ | |
| 60 stub(slow_subtype_check) \ | |
| 61 stub(monitorenter) \ | |
| 62 stub(monitorenter_nofpu) /* optimized version that does not preserve fpu registers */ \ | |
| 63 stub(monitorexit) \ | |
| 64 stub(monitorexit_nofpu) /* optimized version that does not preserve fpu registers */ \ | |
| 65 stub(access_field_patching) \ | |
| 66 stub(load_klass_patching) \ | |
| 67 stub(jvmti_exception_throw) \ | |
| 342 | 68 stub(g1_pre_barrier_slow) \ |
| 69 stub(g1_post_barrier_slow) \ | |
| 0 | 70 stub(fpu2long_stub) \ |
| 71 stub(counter_overflow) \ | |
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72 stub(c1x_unwind_exception_call) \ |
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73 stub(c1x_handle_exception) \ |
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74 stub(c1x_global_implicit_null) \ |
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75 stub(c1x_throw_div0_exception) \ |
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76 stub(c1x_slow_subtype_check) \ |
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77 stub(c1x_arithmetic_frem) \ |
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78 stub(c1x_arithmetic_drem) \ |
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79 stub(c1x_monitorenter) \ |
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80 stub(c1x_monitorexit) \ |
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81 stub(c1x_verify_pointer) \ |
| 0 | 82 last_entry(number_of_ids) |
| 83 | |
| 84 #define DECLARE_STUB_ID(x) x ## _id , | |
| 85 #define DECLARE_LAST_STUB_ID(x) x | |
| 86 #define STUB_NAME(x) #x " Runtime1 stub", | |
| 87 #define LAST_STUB_NAME(x) #x " Runtime1 stub" | |
| 88 | |
| 89 class Runtime1: public AllStatic { | |
| 90 friend class VMStructs; | |
| 91 friend class ArrayCopyStub; | |
| 92 | |
| 93 public: | |
| 94 enum StubID { | |
| 95 RUNTIME1_STUBS(DECLARE_STUB_ID, DECLARE_LAST_STUB_ID) | |
| 96 }; | |
| 97 | |
| 98 // statistics | |
| 99 #ifndef PRODUCT | |
| 100 static int _resolve_invoke_cnt; | |
| 101 static int _handle_wrong_method_cnt; | |
| 102 static int _ic_miss_cnt; | |
| 103 static int _generic_arraycopy_cnt; | |
| 104 static int _primitive_arraycopy_cnt; | |
| 105 static int _oop_arraycopy_cnt; | |
| 106 static int _arraycopy_slowcase_cnt; | |
| 107 static int _new_type_array_slowcase_cnt; | |
| 108 static int _new_object_array_slowcase_cnt; | |
| 109 static int _new_instance_slowcase_cnt; | |
| 110 static int _new_multi_array_slowcase_cnt; | |
| 111 static int _monitorenter_slowcase_cnt; | |
| 112 static int _monitorexit_slowcase_cnt; | |
| 113 static int _patch_code_slowcase_cnt; | |
| 114 static int _throw_range_check_exception_count; | |
| 115 static int _throw_index_exception_count; | |
| 116 static int _throw_div0_exception_count; | |
| 117 static int _throw_null_pointer_exception_count; | |
| 118 static int _throw_class_cast_exception_count; | |
| 119 static int _throw_incompatible_class_change_error_count; | |
| 120 static int _throw_array_store_exception_count; | |
| 121 static int _throw_count; | |
| 122 #endif | |
| 123 | |
| 124 private: | |
| 125 static CodeBlob* _blobs[number_of_ids]; | |
| 126 static const char* _blob_names[]; | |
| 127 | |
| 128 // stub generation | |
| 1584 | 129 static void generate_blob_for(BufferBlob* blob, StubID id); |
| 0 | 130 static OopMapSet* generate_code_for(StubID id, StubAssembler* masm); |
| 131 static OopMapSet* generate_exception_throw(StubAssembler* sasm, address target, bool has_argument); | |
| 132 static void generate_handle_exception(StubAssembler *sasm, OopMapSet* oop_maps, OopMap* oop_map, bool ignore_fpu_registers = false); | |
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133 static void c1x_generate_handle_exception(StubAssembler *sasm, OopMapSet* oop_maps, OopMap* oop_map); |
| 0 | 134 static void generate_unwind_exception(StubAssembler *sasm); |
| 135 static OopMapSet* generate_patching(StubAssembler* sasm, address target); | |
| 136 | |
| 137 static OopMapSet* generate_stub_call(StubAssembler* sasm, Register result, address entry, | |
| 138 Register arg1 = noreg, Register arg2 = noreg, Register arg3 = noreg); | |
| 139 | |
| 140 // runtime entry points | |
| 141 static void new_instance (JavaThread* thread, klassOopDesc* klass); | |
| 142 static void new_type_array (JavaThread* thread, klassOopDesc* klass, jint length); | |
| 143 static void new_object_array(JavaThread* thread, klassOopDesc* klass, jint length); | |
| 144 static void new_multi_array (JavaThread* thread, klassOopDesc* klass, int rank, jint* dims); | |
| 145 | |
| 1783 | 146 static address counter_overflow(JavaThread* thread, int bci, methodOopDesc* method); |
| 0 | 147 |
| 148 static void unimplemented_entry (JavaThread* thread, StubID id); | |
| 149 | |
| 150 static address exception_handler_for_pc(JavaThread* thread); | |
| 151 static void post_jvmti_exception_throw(JavaThread* thread); | |
| 152 | |
| 153 static void throw_range_check_exception(JavaThread* thread, int index); | |
| 154 static void throw_index_exception(JavaThread* thread, int index); | |
| 155 static void throw_div0_exception(JavaThread* thread); | |
| 156 static void throw_null_pointer_exception(JavaThread* thread); | |
| 157 static void throw_class_cast_exception(JavaThread* thread, oopDesc* obect); | |
| 158 static void throw_incompatible_class_change_error(JavaThread* thread); | |
| 159 static void throw_array_store_exception(JavaThread* thread); | |
| 160 | |
| 161 static void monitorenter(JavaThread* thread, oopDesc* obj, BasicObjectLock* lock); | |
| 162 static void monitorexit (JavaThread* thread, BasicObjectLock* lock); | |
| 163 | |
| 164 static int access_field_patching(JavaThread* thread); | |
| 165 static int move_klass_patching(JavaThread* thread); | |
| 166 | |
| 167 static void patch_code(JavaThread* thread, StubID stub_id); | |
| 168 | |
| 169 public: | |
| 170 // initialization | |
| 1584 | 171 static void initialize(BufferBlob* blob); |
| 0 | 172 static void initialize_pd(); |
| 173 | |
| 174 // stubs | |
| 175 static CodeBlob* blob_for (StubID id); | |
| 1748 | 176 static address entry_for(StubID id) { return blob_for(id)->code_begin(); } |
| 0 | 177 static const char* name_for (StubID id); |
| 178 static const char* name_for_address(address entry); | |
| 179 | |
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180 // platform might add runtime names. |
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181 static const char* pd_name_for_address(address entry); |
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182 |
| 0 | 183 // method tracing |
| 184 static void trace_block_entry(jint block_id); | |
| 185 | |
| 186 #ifndef PRODUCT | |
| 187 static address throw_count_address() { return (address)&_throw_count; } | |
| 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); | |
| 194 | |
| 195 static void print_statistics() PRODUCT_RETURN; | |
| 196 }; | |
| 1972 | 197 |
| 198 #endif // SHARE_VM_C1_C1_RUNTIME1_HPP |