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Side by Side Diff: src/x87/code-stubs-x87.h

Issue 556653004: X87: Introduce code stub constructors for stub keys. (Closed) Base URL: https://github.com/v8/v8.git@bleeding_edge
Patch Set: Created 6 years, 3 months ago
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1 // Copyright 2011 the V8 project authors. All rights reserved. 1 // Copyright 2011 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_X87_CODE_STUBS_X87_H_ 5 #ifndef V8_X87_CODE_STUBS_X87_H_
6 #define V8_X87_CODE_STUBS_X87_H_ 6 #define V8_X87_CODE_STUBS_X87_H_
7 7
8 #include "src/code-stubs.h"
9
10 namespace v8 { 8 namespace v8 {
11 namespace internal { 9 namespace internal {
12 10
13 11
14 void ArrayNativeCode(MacroAssembler* masm, 12 void ArrayNativeCode(MacroAssembler* masm,
15 bool construct_call, 13 bool construct_call,
16 Label* call_generic_code); 14 Label* call_generic_code);
17 15
18 16
19 class StringHelper : public AllStatic { 17 class StringHelper : public AllStatic {
(...skipping 72 matching lines...) Expand 10 before | Expand all | Expand 10 after
92 static const int kTotalProbes = 20; 90 static const int kTotalProbes = 20;
93 91
94 static const int kCapacityOffset = 92 static const int kCapacityOffset =
95 NameDictionary::kHeaderSize + 93 NameDictionary::kHeaderSize +
96 NameDictionary::kCapacityIndex * kPointerSize; 94 NameDictionary::kCapacityIndex * kPointerSize;
97 95
98 static const int kElementsStartOffset = 96 static const int kElementsStartOffset =
99 NameDictionary::kHeaderSize + 97 NameDictionary::kHeaderSize +
100 NameDictionary::kElementsStartIndex * kPointerSize; 98 NameDictionary::kElementsStartIndex * kPointerSize;
101 99
102 virtual inline Major MajorKey() const FINAL OVERRIDE;
103
104 Register dictionary() const { 100 Register dictionary() const {
105 return Register::from_code(DictionaryBits::decode(minor_key_)); 101 return Register::from_code(DictionaryBits::decode(minor_key_));
106 } 102 }
107 103
108 Register result() const { 104 Register result() const {
109 return Register::from_code(ResultBits::decode(minor_key_)); 105 return Register::from_code(ResultBits::decode(minor_key_));
110 } 106 }
111 107
112 Register index() const { 108 Register index() const {
113 return Register::from_code(IndexBits::decode(minor_key_)); 109 return Register::from_code(IndexBits::decode(minor_key_));
114 } 110 }
115 111
116 LookupMode mode() const { return LookupModeBits::decode(minor_key_); } 112 LookupMode mode() const { return LookupModeBits::decode(minor_key_); }
117 113
118 class DictionaryBits: public BitField<int, 0, 3> {}; 114 class DictionaryBits: public BitField<int, 0, 3> {};
119 class ResultBits: public BitField<int, 3, 3> {}; 115 class ResultBits: public BitField<int, 3, 3> {};
120 class IndexBits: public BitField<int, 6, 3> {}; 116 class IndexBits: public BitField<int, 6, 3> {};
121 class LookupModeBits: public BitField<LookupMode, 9, 1> {}; 117 class LookupModeBits: public BitField<LookupMode, 9, 1> {};
122 118
123 DISALLOW_COPY_AND_ASSIGN(NameDictionaryLookupStub); 119 DEFINE_CODE_STUB(NameDictionaryLookup, PlatformCodeStub);
124 }; 120 };
125 121
126 122
127 class RecordWriteStub: public PlatformCodeStub { 123 class RecordWriteStub: public PlatformCodeStub {
128 public: 124 public:
129 RecordWriteStub(Isolate* isolate, 125 RecordWriteStub(Isolate* isolate,
130 Register object, 126 Register object,
131 Register value, 127 Register value,
132 Register address, 128 Register address,
133 RememberedSetAction remembered_set_action) 129 RememberedSetAction remembered_set_action)
134 : PlatformCodeStub(isolate), 130 : PlatformCodeStub(isolate),
135 regs_(object, // An input reg. 131 regs_(object, // An input reg.
136 address, // An input reg. 132 address, // An input reg.
137 value) { // One scratch reg. 133 value) { // One scratch reg.
138 minor_key_ = ObjectBits::encode(object.code()) | 134 minor_key_ = ObjectBits::encode(object.code()) |
139 ValueBits::encode(value.code()) | 135 ValueBits::encode(value.code()) |
140 AddressBits::encode(address.code()) | 136 AddressBits::encode(address.code()) |
141 RememberedSetActionBits::encode(remembered_set_action); 137 RememberedSetActionBits::encode(remembered_set_action);
142 } 138 }
143 139
140 RecordWriteStub(uint32_t key, Isolate* isolate)
141 : PlatformCodeStub(key, isolate), regs_(object(), address(), value()) {}
142
144 enum Mode { 143 enum Mode {
145 STORE_BUFFER_ONLY, 144 STORE_BUFFER_ONLY,
146 INCREMENTAL, 145 INCREMENTAL,
147 INCREMENTAL_COMPACTION 146 INCREMENTAL_COMPACTION
148 }; 147 };
149 148
150 virtual bool SometimesSetsUpAFrame() { return false; } 149 virtual bool SometimesSetsUpAFrame() { return false; }
151 150
152 static const byte kTwoByteNopInstruction = 0x3c; // Cmpb al, #imm8. 151 static const byte kTwoByteNopInstruction = 0x3c; // Cmpb al, #imm8.
153 static const byte kTwoByteJumpInstruction = 0xeb; // Jmp #imm8. 152 static const byte kTwoByteJumpInstruction = 0xeb; // Jmp #imm8.
(...skipping 162 matching lines...) Expand 10 before | Expand all | Expand 10 after
316 return no_reg; 315 return no_reg;
317 } 316 }
318 friend class RecordWriteStub; 317 friend class RecordWriteStub;
319 }; 318 };
320 319
321 enum OnNoNeedToInformIncrementalMarker { 320 enum OnNoNeedToInformIncrementalMarker {
322 kReturnOnNoNeedToInformIncrementalMarker, 321 kReturnOnNoNeedToInformIncrementalMarker,
323 kUpdateRememberedSetOnNoNeedToInformIncrementalMarker 322 kUpdateRememberedSetOnNoNeedToInformIncrementalMarker
324 }; 323 };
325 324
326 virtual inline Major MajorKey() const FINAL OVERRIDE; 325 virtual inline Major MajorKey() const FINAL OVERRIDE { return RecordWrite; }
327 326
328 void Generate(MacroAssembler* masm); 327 void Generate(MacroAssembler* masm);
329 void GenerateIncremental(MacroAssembler* masm, Mode mode); 328 void GenerateIncremental(MacroAssembler* masm, Mode mode);
330 void CheckNeedsToInformIncrementalMarker( 329 void CheckNeedsToInformIncrementalMarker(
331 MacroAssembler* masm, 330 MacroAssembler* masm,
332 OnNoNeedToInformIncrementalMarker on_no_need, 331 OnNoNeedToInformIncrementalMarker on_no_need,
333 Mode mode); 332 Mode mode);
334 void InformIncrementalMarker(MacroAssembler* masm); 333 void InformIncrementalMarker(MacroAssembler* masm);
335 334
336 void Activate(Code* code) { 335 void Activate(Code* code) {
(...skipping 23 matching lines...) Expand all
360 359
361 RegisterAllocation regs_; 360 RegisterAllocation regs_;
362 361
363 DISALLOW_COPY_AND_ASSIGN(RecordWriteStub); 362 DISALLOW_COPY_AND_ASSIGN(RecordWriteStub);
364 }; 363 };
365 364
366 365
367 } } // namespace v8::internal 366 } } // namespace v8::internal
368 367
369 #endif // V8_X87_CODE_STUBS_X87_H_ 368 #endif // V8_X87_CODE_STUBS_X87_H_
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