Mercurial > hg > truffle
annotate src/share/vm/c1/c1_Runtime1.hpp @ 2645:b2c1e959be46
Clean up around BlockBegin / StdEntry.
author | Thomas Wuerthinger <thomas@wuerthinger.net> |
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date | Wed, 11 May 2011 14:34:29 +0200 |
parents | b1b58f908044 |
children | 75a99b4f1c98 |
rev | line source |
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0 | 1 /* |
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2 * Copyright (c) 1999, 2011, 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 */ \ | |
66 stub(access_field_patching) \ | |
67 stub(load_klass_patching) \ | |
68 stub(jvmti_exception_throw) \ | |
342 | 69 stub(g1_pre_barrier_slow) \ |
70 stub(g1_post_barrier_slow) \ | |
0 | 71 stub(fpu2long_stub) \ |
72 stub(counter_overflow) \ | |
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73 stub(c1x_unwind_exception_call) \ |
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74 stub(c1x_handle_exception) \ |
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75 stub(c1x_slow_subtype_check) \ |
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76 stub(c1x_arithmetic_frem) \ |
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77 stub(c1x_arithmetic_drem) \ |
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78 stub(c1x_monitorenter) \ |
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79 stub(c1x_monitorexit) \ |
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80 stub(c1x_verify_pointer) \ |
0 | 81 last_entry(number_of_ids) |
82 | |
83 #define DECLARE_STUB_ID(x) x ## _id , | |
84 #define DECLARE_LAST_STUB_ID(x) x | |
85 #define STUB_NAME(x) #x " Runtime1 stub", | |
86 #define LAST_STUB_NAME(x) #x " Runtime1 stub" | |
87 | |
88 class Runtime1: public AllStatic { | |
89 friend class VMStructs; | |
90 friend class ArrayCopyStub; | |
91 | |
92 public: | |
93 enum StubID { | |
94 RUNTIME1_STUBS(DECLARE_STUB_ID, DECLARE_LAST_STUB_ID) | |
95 }; | |
96 | |
97 // statistics | |
98 #ifndef PRODUCT | |
99 static int _resolve_invoke_cnt; | |
100 static int _handle_wrong_method_cnt; | |
101 static int _ic_miss_cnt; | |
102 static int _generic_arraycopy_cnt; | |
103 static int _primitive_arraycopy_cnt; | |
104 static int _oop_arraycopy_cnt; | |
2446 | 105 static int _generic_arraycopystub_cnt; |
0 | 106 static int _arraycopy_slowcase_cnt; |
2446 | 107 static int _arraycopy_checkcast_cnt; |
108 static int _arraycopy_checkcast_attempt_cnt; | |
0 | 109 static int _new_type_array_slowcase_cnt; |
110 static int _new_object_array_slowcase_cnt; | |
111 static int _new_instance_slowcase_cnt; | |
112 static int _new_multi_array_slowcase_cnt; | |
113 static int _monitorenter_slowcase_cnt; | |
114 static int _monitorexit_slowcase_cnt; | |
115 static int _patch_code_slowcase_cnt; | |
116 static int _throw_range_check_exception_count; | |
117 static int _throw_index_exception_count; | |
118 static int _throw_div0_exception_count; | |
119 static int _throw_null_pointer_exception_count; | |
120 static int _throw_class_cast_exception_count; | |
121 static int _throw_incompatible_class_change_error_count; | |
122 static int _throw_array_store_exception_count; | |
123 static int _throw_count; | |
124 #endif | |
125 | |
126 private: | |
127 static CodeBlob* _blobs[number_of_ids]; | |
128 static const char* _blob_names[]; | |
129 | |
130 // stub generation | |
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131 static void generate_blob_for(BufferBlob* blob, StubID id); |
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132 static OopMapSet* generate_code_for(StubID id, StubAssembler* sasm); |
0 | 133 static OopMapSet* generate_exception_throw(StubAssembler* sasm, address target, bool has_argument); |
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134 static OopMapSet* generate_handle_exception(StubID id, StubAssembler* sasm); |
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135 static void generate_unwind_exception(StubAssembler *sasm); |
2491 | 136 static void c1x_generate_handle_exception(StubAssembler *sasm, OopMapSet* oop_maps, OopMap* oop_map); |
0 | 137 static OopMapSet* generate_patching(StubAssembler* sasm, address target); |
138 | |
139 static OopMapSet* generate_stub_call(StubAssembler* sasm, Register result, address entry, | |
140 Register arg1 = noreg, Register arg2 = noreg, Register arg3 = noreg); | |
141 | |
142 // runtime entry points | |
143 static void new_instance (JavaThread* thread, klassOopDesc* klass); | |
144 static void new_type_array (JavaThread* thread, klassOopDesc* klass, jint length); | |
145 static void new_object_array(JavaThread* thread, klassOopDesc* klass, jint length); | |
146 static void new_multi_array (JavaThread* thread, klassOopDesc* klass, int rank, jint* dims); | |
147 | |
1783 | 148 static address counter_overflow(JavaThread* thread, int bci, methodOopDesc* method); |
0 | 149 |
150 static void unimplemented_entry (JavaThread* thread, StubID id); | |
151 | |
152 static address exception_handler_for_pc(JavaThread* thread); | |
153 static void post_jvmti_exception_throw(JavaThread* thread); | |
154 | |
155 static void throw_range_check_exception(JavaThread* thread, int index); | |
156 static void throw_index_exception(JavaThread* thread, int index); | |
157 static void throw_div0_exception(JavaThread* thread); | |
158 static void throw_null_pointer_exception(JavaThread* thread); | |
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159 static void throw_class_cast_exception(JavaThread* thread, oopDesc* object); |
0 | 160 static void throw_incompatible_class_change_error(JavaThread* thread); |
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161 static void throw_array_store_exception(JavaThread* thread, oopDesc* object); |
0 | 162 |
163 static void monitorenter(JavaThread* thread, oopDesc* obj, BasicObjectLock* lock); | |
164 static void monitorexit (JavaThread* thread, BasicObjectLock* lock); | |
165 | |
166 static int access_field_patching(JavaThread* thread); | |
167 static int move_klass_patching(JavaThread* thread); | |
168 | |
169 static void patch_code(JavaThread* thread, StubID stub_id); | |
170 | |
171 public: | |
172 // initialization | |
1584 | 173 static void initialize(BufferBlob* blob); |
0 | 174 static void initialize_pd(); |
175 | |
176 // stubs | |
177 static CodeBlob* blob_for (StubID id); | |
1748 | 178 static address entry_for(StubID id) { return blob_for(id)->code_begin(); } |
0 | 179 static const char* name_for (StubID id); |
180 static const char* name_for_address(address entry); | |
181 | |
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182 // platform might add runtime names. |
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183 static const char* pd_name_for_address(address entry); |
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184 |
0 | 185 // method tracing |
186 static void trace_block_entry(jint block_id); | |
187 | |
188 #ifndef PRODUCT | |
2446 | 189 static address throw_count_address() { return (address)&_throw_count; } |
190 static address arraycopy_count_address(BasicType type); | |
0 | 191 #endif |
192 | |
193 // directly accessible leaf routine | |
194 static int arraycopy(oopDesc* src, int src_pos, oopDesc* dst, int dst_pos, int length); | |
195 static void primitive_arraycopy(HeapWord* src, HeapWord* dst, int length); | |
196 static void oop_arraycopy(HeapWord* src, HeapWord* dst, int length); | |
197 | |
198 static void print_statistics() PRODUCT_RETURN; | |
199 }; | |
1972 | 200 |
201 #endif // SHARE_VM_C1_C1_RUNTIME1_HPP |