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(handle_exception_from_callee) \
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(deoptimize) \
67 stub(access_field_patching) \
68 stub(load_klass_patching) \
69 stub(load_mirror_patching) \
70 stub(load_appendix_patching) \
71 stub(g1_pre_barrier_slow) \
72 stub(g1_post_barrier_slow) \
73 stub(fpu2long_stub) \
74 stub(counter_overflow) \
75 stub(predicate_failed_trap) \
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;
100 static int _generic_arraycopystub_cnt;
101 static int _arraycopy_slowcase_cnt;
102 static int _arraycopy_checkcast_cnt;
103 static int _arraycopy_checkcast_attempt_cnt;
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
126 static void generate_blob_for(BufferBlob* blob, StubID id);
127 static OopMapSet* generate_code_for(StubID id, StubAssembler* sasm);
128 static OopMapSet* generate_exception_throw(StubAssembler* sasm, address target, bool has_argument);
129 static OopMapSet* generate_handle_exception(StubID id, StubAssembler* sasm);
130 static void generate_unwind_exception(StubAssembler *sasm);
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
137 static void new_instance (JavaThread* thread, Klass* klass);
138 static void new_type_array (JavaThread* thread, Klass* klass, jint length);
139 static void new_object_array(JavaThread* thread, Klass* klass, jint length);
140 static void new_multi_array (JavaThread* thread, Klass* klass, int rank, jint* dims);
141
142 static address counter_overflow(JavaThread* thread, int bci, Method* method);
143
144 static void unimplemented_entry (JavaThread* thread, StubID id);
145
146 static address exception_handler_for_pc(JavaThread* thread);
147
173 // stubs
174 static CodeBlob* blob_for (StubID id);
175 static address entry_for(StubID id) { return blob_for(id)->code_begin(); }
176 static const char* name_for (StubID id);
177 static const char* name_for_address(address entry);
178
179 // platform might add runtime names.
180 static const char* pd_name_for_address(address entry);
181
182 // method tracing
183 static void trace_block_entry(jint block_id);
184
185 #ifndef PRODUCT
186 static address throw_count_address() { return (address)&_throw_count; }
187 static address arraycopy_count_address(BasicType type);
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 static int is_instance_of(oopDesc* mirror, oopDesc* obj);
195
196 static void predicate_failed_trap(JavaThread* thread);
197
198 static void print_statistics() PRODUCT_RETURN;
199 };
200
201 #endif // SHARE_VM_C1_C1_RUNTIME1_HPP
|
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(handle_exception_from_callee) \
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(deoptimize) \
67 stub(access_field_patching) \
68 stub(load_klass_patching) \
69 stub(load_mirror_patching) \
70 stub(load_appendix_patching) \
71 stub(fpu2long_stub) \
72 stub(counter_overflow) \
73 stub(predicate_failed_trap) \
74 last_entry(number_of_ids)
75
76 #define DECLARE_STUB_ID(x) x ## _id ,
77 #define DECLARE_LAST_STUB_ID(x) x
78 #define STUB_NAME(x) #x " Runtime1 stub",
79 #define LAST_STUB_NAME(x) #x " Runtime1 stub"
80
81 class StubAssemblerCodeGenClosure: public Closure {
82 public:
83 virtual OopMapSet* generate_code(StubAssembler* sasm) = 0;
84 };
85
86 class Runtime1: public AllStatic {
87 friend class VMStructs;
88 friend class ArrayCopyStub;
89
90 public:
91 enum StubID {
92 RUNTIME1_STUBS(DECLARE_STUB_ID, DECLARE_LAST_STUB_ID)
93 };
94
95 // statistics
96 #ifndef PRODUCT
97 static int _resolve_invoke_cnt;
98 static int _handle_wrong_method_cnt;
99 static int _ic_miss_cnt;
100 static int _generic_arraycopy_cnt;
101 static int _primitive_arraycopy_cnt;
102 static int _generic_arraycopystub_cnt;
103 static int _arraycopy_slowcase_cnt;
104 static int _arraycopy_checkcast_cnt;
105 static int _arraycopy_checkcast_attempt_cnt;
106 static int _new_type_array_slowcase_cnt;
107 static int _new_object_array_slowcase_cnt;
108 static int _new_instance_slowcase_cnt;
109 static int _new_multi_array_slowcase_cnt;
110 static int _monitorenter_slowcase_cnt;
111 static int _monitorexit_slowcase_cnt;
112 static int _patch_code_slowcase_cnt;
113 static int _throw_range_check_exception_count;
114 static int _throw_index_exception_count;
115 static int _throw_div0_exception_count;
116 static int _throw_null_pointer_exception_count;
117 static int _throw_class_cast_exception_count;
118 static int _throw_incompatible_class_change_error_count;
119 static int _throw_array_store_exception_count;
120 static int _throw_count;
121 #endif
122
123 private:
124 static CodeBlob* _blobs[number_of_ids];
125 static const char* _blob_names[];
126
127 // stub generation
128 public:
129 static CodeBlob* generate_blob(BufferBlob* buffer_blob, int stub_id, const char* name, bool expect_oop_map, StubAssemblerCodeGenClosure *cl);
130 static void generate_blob_for(BufferBlob* blob, StubID id);
131 static OopMapSet* generate_code_for(StubID id, StubAssembler* sasm);
132 private:
133 static OopMapSet* generate_exception_throw(StubAssembler* sasm, address target, bool has_argument);
134 static OopMapSet* generate_handle_exception(StubID id, StubAssembler* sasm);
135 static void generate_unwind_exception(StubAssembler *sasm);
136 static OopMapSet* generate_patching(StubAssembler* sasm, address target);
137
138 static OopMapSet* generate_stub_call(StubAssembler* sasm, Register result, address entry,
139 Register arg1 = noreg, Register arg2 = noreg, Register arg3 = noreg);
140
141 // runtime entry points
142 static void new_instance (JavaThread* thread, Klass* klass);
143 static void new_type_array (JavaThread* thread, Klass* klass, jint length);
144 static void new_object_array(JavaThread* thread, Klass* klass, jint length);
145 static void new_multi_array (JavaThread* thread, Klass* klass, int rank, jint* dims);
146
147 static address counter_overflow(JavaThread* thread, int bci, Method* method);
148
149 static void unimplemented_entry (JavaThread* thread, StubID id);
150
151 static address exception_handler_for_pc(JavaThread* thread);
152
178 // stubs
179 static CodeBlob* blob_for (StubID id);
180 static address entry_for(StubID id) { return blob_for(id)->code_begin(); }
181 static const char* name_for (StubID id);
182 static const char* name_for_address(address entry);
183
184 // platform might add runtime names.
185 static const char* pd_name_for_address(address entry);
186
187 // method tracing
188 static void trace_block_entry(jint block_id);
189
190 #ifndef PRODUCT
191 static address throw_count_address() { return (address)&_throw_count; }
192 static address arraycopy_count_address(BasicType type);
193 #endif
194
195 // directly accessible leaf routine
196 static int arraycopy(oopDesc* src, int src_pos, oopDesc* dst, int dst_pos, int length);
197 static void primitive_arraycopy(HeapWord* src, HeapWord* dst, int length);
198 static int is_instance_of(oopDesc* mirror, oopDesc* obj);
199
200 static void predicate_failed_trap(JavaThread* thread);
201
202 static void print_statistics() PRODUCT_RETURN;
203 };
204
205 #endif // SHARE_VM_C1_C1_RUNTIME1_HPP
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