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Issue 429543004: Only generate a single normal IC per kind per slow-mode map. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Port comment Created 6 years, 4 months ago
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1 // Copyright 2012 the V8 project authors. All rights reserved. 1 // Copyright 2012 the V8 project authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #ifndef V8_HEAP_H_ 5 #ifndef V8_HEAP_H_
6 #define V8_HEAP_H_ 6 #define V8_HEAP_H_
7 7
8 #include <cmath> 8 #include <cmath>
9 9
10 #include "src/allocation.h" 10 #include "src/allocation.h"
(...skipping 61 matching lines...) Expand 10 before | Expand all | Expand 10 after
72 V(Oddball, termination_exception, TerminationException) \ 72 V(Oddball, termination_exception, TerminationException) \
73 V(Smi, hash_seed, HashSeed) \ 73 V(Smi, hash_seed, HashSeed) \
74 V(Map, symbol_map, SymbolMap) \ 74 V(Map, symbol_map, SymbolMap) \
75 V(Map, string_map, StringMap) \ 75 V(Map, string_map, StringMap) \
76 V(Map, ascii_string_map, AsciiStringMap) \ 76 V(Map, ascii_string_map, AsciiStringMap) \
77 V(Map, cons_string_map, ConsStringMap) \ 77 V(Map, cons_string_map, ConsStringMap) \
78 V(Map, cons_ascii_string_map, ConsAsciiStringMap) \ 78 V(Map, cons_ascii_string_map, ConsAsciiStringMap) \
79 V(Map, sliced_string_map, SlicedStringMap) \ 79 V(Map, sliced_string_map, SlicedStringMap) \
80 V(Map, sliced_ascii_string_map, SlicedAsciiStringMap) \ 80 V(Map, sliced_ascii_string_map, SlicedAsciiStringMap) \
81 V(Map, external_string_map, ExternalStringMap) \ 81 V(Map, external_string_map, ExternalStringMap) \
82 V(Map, \ 82 V(Map, external_string_with_one_byte_data_map, \
83 external_string_with_one_byte_data_map, \
84 ExternalStringWithOneByteDataMap) \ 83 ExternalStringWithOneByteDataMap) \
85 V(Map, external_ascii_string_map, ExternalAsciiStringMap) \ 84 V(Map, external_ascii_string_map, ExternalAsciiStringMap) \
86 V(Map, short_external_string_map, ShortExternalStringMap) \ 85 V(Map, short_external_string_map, ShortExternalStringMap) \
87 V(Map, \ 86 V(Map, short_external_string_with_one_byte_data_map, \
88 short_external_string_with_one_byte_data_map, \
89 ShortExternalStringWithOneByteDataMap) \ 87 ShortExternalStringWithOneByteDataMap) \
90 V(Map, internalized_string_map, InternalizedStringMap) \ 88 V(Map, internalized_string_map, InternalizedStringMap) \
91 V(Map, ascii_internalized_string_map, AsciiInternalizedStringMap) \ 89 V(Map, ascii_internalized_string_map, AsciiInternalizedStringMap) \
92 V(Map, \ 90 V(Map, external_internalized_string_map, ExternalInternalizedStringMap) \
93 external_internalized_string_map, \ 91 V(Map, external_internalized_string_with_one_byte_data_map, \
94 ExternalInternalizedStringMap) \
95 V(Map, \
96 external_internalized_string_with_one_byte_data_map, \
97 ExternalInternalizedStringWithOneByteDataMap) \ 92 ExternalInternalizedStringWithOneByteDataMap) \
98 V(Map, \ 93 V(Map, external_ascii_internalized_string_map, \
99 external_ascii_internalized_string_map, \
100 ExternalAsciiInternalizedStringMap) \ 94 ExternalAsciiInternalizedStringMap) \
101 V(Map, \ 95 V(Map, short_external_internalized_string_map, \
102 short_external_internalized_string_map, \
103 ShortExternalInternalizedStringMap) \ 96 ShortExternalInternalizedStringMap) \
104 V(Map, \ 97 V(Map, short_external_internalized_string_with_one_byte_data_map, \
105 short_external_internalized_string_with_one_byte_data_map, \
106 ShortExternalInternalizedStringWithOneByteDataMap) \ 98 ShortExternalInternalizedStringWithOneByteDataMap) \
107 V(Map, \ 99 V(Map, short_external_ascii_internalized_string_map, \
108 short_external_ascii_internalized_string_map, \
109 ShortExternalAsciiInternalizedStringMap) \ 100 ShortExternalAsciiInternalizedStringMap) \
110 V(Map, short_external_ascii_string_map, ShortExternalAsciiStringMap) \ 101 V(Map, short_external_ascii_string_map, ShortExternalAsciiStringMap) \
111 V(Map, undetectable_string_map, UndetectableStringMap) \ 102 V(Map, undetectable_string_map, UndetectableStringMap) \
112 V(Map, undetectable_ascii_string_map, UndetectableAsciiStringMap) \ 103 V(Map, undetectable_ascii_string_map, UndetectableAsciiStringMap) \
113 V(Map, external_int8_array_map, ExternalInt8ArrayMap) \ 104 V(Map, external_int8_array_map, ExternalInt8ArrayMap) \
114 V(Map, external_uint8_array_map, ExternalUint8ArrayMap) \ 105 V(Map, external_uint8_array_map, ExternalUint8ArrayMap) \
115 V(Map, external_int16_array_map, ExternalInt16ArrayMap) \ 106 V(Map, external_int16_array_map, ExternalInt16ArrayMap) \
116 V(Map, external_uint16_array_map, ExternalUint16ArrayMap) \ 107 V(Map, external_uint16_array_map, ExternalUint16ArrayMap) \
117 V(Map, external_int32_array_map, ExternalInt32ArrayMap) \ 108 V(Map, external_int32_array_map, ExternalInt32ArrayMap) \
118 V(Map, external_uint32_array_map, ExternalUint32ArrayMap) \ 109 V(Map, external_uint32_array_map, ExternalUint32ArrayMap) \
119 V(Map, external_float32_array_map, ExternalFloat32ArrayMap) \ 110 V(Map, external_float32_array_map, ExternalFloat32ArrayMap) \
120 V(Map, external_float64_array_map, ExternalFloat64ArrayMap) \ 111 V(Map, external_float64_array_map, ExternalFloat64ArrayMap) \
121 V(Map, external_uint8_clamped_array_map, ExternalUint8ClampedArrayMap) \ 112 V(Map, external_uint8_clamped_array_map, ExternalUint8ClampedArrayMap) \
122 V(ExternalArray, empty_external_int8_array, \ 113 V(ExternalArray, empty_external_int8_array, EmptyExternalInt8Array) \
123 EmptyExternalInt8Array) \ 114 V(ExternalArray, empty_external_uint8_array, EmptyExternalUint8Array) \
124 V(ExternalArray, empty_external_uint8_array, \
125 EmptyExternalUint8Array) \
126 V(ExternalArray, empty_external_int16_array, EmptyExternalInt16Array) \ 115 V(ExternalArray, empty_external_int16_array, EmptyExternalInt16Array) \
127 V(ExternalArray, empty_external_uint16_array, \ 116 V(ExternalArray, empty_external_uint16_array, EmptyExternalUint16Array) \
128 EmptyExternalUint16Array) \
129 V(ExternalArray, empty_external_int32_array, EmptyExternalInt32Array) \ 117 V(ExternalArray, empty_external_int32_array, EmptyExternalInt32Array) \
130 V(ExternalArray, empty_external_uint32_array, \ 118 V(ExternalArray, empty_external_uint32_array, EmptyExternalUint32Array) \
131 EmptyExternalUint32Array) \
132 V(ExternalArray, empty_external_float32_array, EmptyExternalFloat32Array) \ 119 V(ExternalArray, empty_external_float32_array, EmptyExternalFloat32Array) \
133 V(ExternalArray, empty_external_float64_array, EmptyExternalFloat64Array) \ 120 V(ExternalArray, empty_external_float64_array, EmptyExternalFloat64Array) \
134 V(ExternalArray, empty_external_uint8_clamped_array, \ 121 V(ExternalArray, empty_external_uint8_clamped_array, \
135 EmptyExternalUint8ClampedArray) \ 122 EmptyExternalUint8ClampedArray) \
136 V(Map, fixed_uint8_array_map, FixedUint8ArrayMap) \ 123 V(Map, fixed_uint8_array_map, FixedUint8ArrayMap) \
137 V(Map, fixed_int8_array_map, FixedInt8ArrayMap) \ 124 V(Map, fixed_int8_array_map, FixedInt8ArrayMap) \
138 V(Map, fixed_uint16_array_map, FixedUint16ArrayMap) \ 125 V(Map, fixed_uint16_array_map, FixedUint16ArrayMap) \
139 V(Map, fixed_int16_array_map, FixedInt16ArrayMap) \ 126 V(Map, fixed_int16_array_map, FixedInt16ArrayMap) \
140 V(Map, fixed_uint32_array_map, FixedUint32ArrayMap) \ 127 V(Map, fixed_uint32_array_map, FixedUint32ArrayMap) \
141 V(Map, fixed_int32_array_map, FixedInt32ArrayMap) \ 128 V(Map, fixed_int32_array_map, FixedInt32ArrayMap) \
142 V(Map, fixed_float32_array_map, FixedFloat32ArrayMap) \ 129 V(Map, fixed_float32_array_map, FixedFloat32ArrayMap) \
143 V(Map, fixed_float64_array_map, FixedFloat64ArrayMap) \ 130 V(Map, fixed_float64_array_map, FixedFloat64ArrayMap) \
144 V(Map, fixed_uint8_clamped_array_map, FixedUint8ClampedArrayMap) \ 131 V(Map, fixed_uint8_clamped_array_map, FixedUint8ClampedArrayMap) \
145 V(FixedTypedArrayBase, empty_fixed_uint8_array, EmptyFixedUint8Array) \ 132 V(FixedTypedArrayBase, empty_fixed_uint8_array, EmptyFixedUint8Array) \
146 V(FixedTypedArrayBase, empty_fixed_int8_array, EmptyFixedInt8Array) \ 133 V(FixedTypedArrayBase, empty_fixed_int8_array, EmptyFixedInt8Array) \
147 V(FixedTypedArrayBase, empty_fixed_uint16_array, EmptyFixedUint16Array) \ 134 V(FixedTypedArrayBase, empty_fixed_uint16_array, EmptyFixedUint16Array) \
148 V(FixedTypedArrayBase, empty_fixed_int16_array, EmptyFixedInt16Array) \ 135 V(FixedTypedArrayBase, empty_fixed_int16_array, EmptyFixedInt16Array) \
149 V(FixedTypedArrayBase, empty_fixed_uint32_array, EmptyFixedUint32Array) \ 136 V(FixedTypedArrayBase, empty_fixed_uint32_array, EmptyFixedUint32Array) \
150 V(FixedTypedArrayBase, empty_fixed_int32_array, EmptyFixedInt32Array) \ 137 V(FixedTypedArrayBase, empty_fixed_int32_array, EmptyFixedInt32Array) \
151 V(FixedTypedArrayBase, empty_fixed_float32_array, EmptyFixedFloat32Array) \ 138 V(FixedTypedArrayBase, empty_fixed_float32_array, EmptyFixedFloat32Array) \
152 V(FixedTypedArrayBase, empty_fixed_float64_array, EmptyFixedFloat64Array) \ 139 V(FixedTypedArrayBase, empty_fixed_float64_array, EmptyFixedFloat64Array) \
153 V(FixedTypedArrayBase, empty_fixed_uint8_clamped_array, \ 140 V(FixedTypedArrayBase, empty_fixed_uint8_clamped_array, \
154 EmptyFixedUint8ClampedArray) \ 141 EmptyFixedUint8ClampedArray) \
155 V(Map, sloppy_arguments_elements_map, SloppyArgumentsElementsMap) \ 142 V(Map, sloppy_arguments_elements_map, SloppyArgumentsElementsMap) \
156 V(Map, function_context_map, FunctionContextMap) \ 143 V(Map, function_context_map, FunctionContextMap) \
157 V(Map, catch_context_map, CatchContextMap) \ 144 V(Map, catch_context_map, CatchContextMap) \
158 V(Map, with_context_map, WithContextMap) \ 145 V(Map, with_context_map, WithContextMap) \
159 V(Map, block_context_map, BlockContextMap) \ 146 V(Map, block_context_map, BlockContextMap) \
160 V(Map, module_context_map, ModuleContextMap) \ 147 V(Map, module_context_map, ModuleContextMap) \
161 V(Map, global_context_map, GlobalContextMap) \ 148 V(Map, global_context_map, GlobalContextMap) \
162 V(Map, undefined_map, UndefinedMap) \ 149 V(Map, undefined_map, UndefinedMap) \
163 V(Map, the_hole_map, TheHoleMap) \ 150 V(Map, the_hole_map, TheHoleMap) \
164 V(Map, null_map, NullMap) \ 151 V(Map, null_map, NullMap) \
(...skipping 19 matching lines...) Expand all
184 V(Script, empty_script, EmptyScript) \ 171 V(Script, empty_script, EmptyScript) \
185 V(NameDictionary, intrinsic_function_names, IntrinsicFunctionNames) \ 172 V(NameDictionary, intrinsic_function_names, IntrinsicFunctionNames) \
186 V(Cell, undefined_cell, UndefineCell) \ 173 V(Cell, undefined_cell, UndefineCell) \
187 V(JSObject, observation_state, ObservationState) \ 174 V(JSObject, observation_state, ObservationState) \
188 V(Map, external_map, ExternalMap) \ 175 V(Map, external_map, ExternalMap) \
189 V(Object, symbol_registry, SymbolRegistry) \ 176 V(Object, symbol_registry, SymbolRegistry) \
190 V(Symbol, frozen_symbol, FrozenSymbol) \ 177 V(Symbol, frozen_symbol, FrozenSymbol) \
191 V(Symbol, nonexistent_symbol, NonExistentSymbol) \ 178 V(Symbol, nonexistent_symbol, NonExistentSymbol) \
192 V(Symbol, elements_transition_symbol, ElementsTransitionSymbol) \ 179 V(Symbol, elements_transition_symbol, ElementsTransitionSymbol) \
193 V(SeededNumberDictionary, empty_slow_element_dictionary, \ 180 V(SeededNumberDictionary, empty_slow_element_dictionary, \
194 EmptySlowElementDictionary) \ 181 EmptySlowElementDictionary) \
195 V(Symbol, observed_symbol, ObservedSymbol) \ 182 V(Symbol, observed_symbol, ObservedSymbol) \
196 V(Symbol, uninitialized_symbol, UninitializedSymbol) \ 183 V(Symbol, uninitialized_symbol, UninitializedSymbol) \
197 V(Symbol, megamorphic_symbol, MegamorphicSymbol) \ 184 V(Symbol, megamorphic_symbol, MegamorphicSymbol) \
198 V(Symbol, stack_trace_symbol, StackTraceSymbol) \ 185 V(Symbol, stack_trace_symbol, StackTraceSymbol) \
199 V(Symbol, detailed_stack_trace_symbol, DetailedStackTraceSymbol) \ 186 V(Symbol, detailed_stack_trace_symbol, DetailedStackTraceSymbol) \
187 V(Symbol, normal_ic_symbol, NormalICSymbol) \
200 V(FixedArray, materialized_objects, MaterializedObjects) \ 188 V(FixedArray, materialized_objects, MaterializedObjects) \
201 V(FixedArray, allocation_sites_scratchpad, AllocationSitesScratchpad) \ 189 V(FixedArray, allocation_sites_scratchpad, AllocationSitesScratchpad) \
202 V(FixedArray, microtask_queue, MicrotaskQueue) 190 V(FixedArray, microtask_queue, MicrotaskQueue)
203 191
204 // Entries in this list are limited to Smis and are not visited during GC. 192 // Entries in this list are limited to Smis and are not visited during GC.
205 #define SMI_ROOT_LIST(V) \ 193 #define SMI_ROOT_LIST(V) \
206 V(Smi, stack_limit, StackLimit) \ 194 V(Smi, stack_limit, StackLimit) \
207 V(Smi, real_stack_limit, RealStackLimit) \ 195 V(Smi, real_stack_limit, RealStackLimit) \
208 V(Smi, last_script_id, LastScriptId) \ 196 V(Smi, last_script_id, LastScriptId) \
209 V(Smi, arguments_adaptor_deopt_pc_offset, ArgumentsAdaptorDeoptPCOffset) \ 197 V(Smi, arguments_adaptor_deopt_pc_offset, ArgumentsAdaptorDeoptPCOffset) \
(...skipping 2441 matching lines...) Expand 10 before | Expand all | Expand 10 after
2651 DisallowHeapAllocation no_allocation; // i.e. no gc allowed. 2639 DisallowHeapAllocation no_allocation; // i.e. no gc allowed.
2652 2640
2653 private: 2641 private:
2654 DISALLOW_IMPLICIT_CONSTRUCTORS(PathTracer); 2642 DISALLOW_IMPLICIT_CONSTRUCTORS(PathTracer);
2655 }; 2643 };
2656 #endif // DEBUG 2644 #endif // DEBUG
2657 2645
2658 } } // namespace v8::internal 2646 } } // namespace v8::internal
2659 2647
2660 #endif // V8_HEAP_H_ 2648 #endif // V8_HEAP_H_
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