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1 // Copyright 2008 the V8 project authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #ifndef V8_REGEXP_MACRO_ASSEMBLER_TRACER_H_ | |
6 #define V8_REGEXP_MACRO_ASSEMBLER_TRACER_H_ | |
7 | |
8 namespace v8 { | |
9 namespace internal { | |
10 | |
11 // Decorator on a RegExpMacroAssembler that write all calls. | |
12 class RegExpMacroAssemblerTracer: public RegExpMacroAssembler { | |
13 public: | |
14 RegExpMacroAssemblerTracer(Isolate* isolate, RegExpMacroAssembler* assembler); | |
15 virtual ~RegExpMacroAssemblerTracer(); | |
16 virtual void AbortedCodeGeneration(); | |
17 virtual int stack_limit_slack() { return assembler_->stack_limit_slack(); } | |
18 virtual bool CanReadUnaligned() { return assembler_->CanReadUnaligned(); } | |
19 virtual void AdvanceCurrentPosition(int by); // Signed cp change. | |
20 virtual void AdvanceRegister(int reg, int by); // r[reg] += by. | |
21 virtual void Backtrack(); | |
22 virtual void Bind(Label* label); | |
23 virtual void CheckAtStart(Label* on_at_start); | |
24 virtual void CheckCharacter(unsigned c, Label* on_equal); | |
25 virtual void CheckCharacterAfterAnd(unsigned c, | |
26 unsigned and_with, | |
27 Label* on_equal); | |
28 virtual void CheckCharacterGT(uc16 limit, Label* on_greater); | |
29 virtual void CheckCharacterLT(uc16 limit, Label* on_less); | |
30 virtual void CheckGreedyLoop(Label* on_tos_equals_current_position); | |
31 virtual void CheckNotAtStart(Label* on_not_at_start); | |
32 virtual void CheckNotBackReference(int start_reg, Label* on_no_match); | |
33 virtual void CheckNotBackReferenceIgnoreCase(int start_reg, | |
34 Label* on_no_match); | |
35 virtual void CheckNotCharacter(unsigned c, Label* on_not_equal); | |
36 virtual void CheckNotCharacterAfterAnd(unsigned c, | |
37 unsigned and_with, | |
38 Label* on_not_equal); | |
39 virtual void CheckNotCharacterAfterMinusAnd(uc16 c, | |
40 uc16 minus, | |
41 uc16 and_with, | |
42 Label* on_not_equal); | |
43 virtual void CheckCharacterInRange(uc16 from, | |
44 uc16 to, | |
45 Label* on_in_range); | |
46 virtual void CheckCharacterNotInRange(uc16 from, | |
47 uc16 to, | |
48 Label* on_not_in_range); | |
49 virtual void CheckBitInTable(Handle<ByteArray> table, Label* on_bit_set); | |
50 virtual bool CheckSpecialCharacterClass(uc16 type, | |
51 Label* on_no_match); | |
52 virtual void Fail(); | |
53 virtual Handle<HeapObject> GetCode(Handle<String> source); | |
54 virtual void GoTo(Label* label); | |
55 virtual void IfRegisterGE(int reg, int comparand, Label* if_ge); | |
56 virtual void IfRegisterLT(int reg, int comparand, Label* if_lt); | |
57 virtual void IfRegisterEqPos(int reg, Label* if_eq); | |
58 virtual IrregexpImplementation Implementation(); | |
59 virtual void LoadCurrentCharacter(int cp_offset, | |
60 Label* on_end_of_input, | |
61 bool check_bounds = true, | |
62 int characters = 1); | |
63 virtual void PopCurrentPosition(); | |
64 virtual void PopRegister(int register_index); | |
65 virtual void PushBacktrack(Label* label); | |
66 virtual void PushCurrentPosition(); | |
67 virtual void PushRegister(int register_index, | |
68 StackCheckFlag check_stack_limit); | |
69 virtual void ReadCurrentPositionFromRegister(int reg); | |
70 virtual void ReadStackPointerFromRegister(int reg); | |
71 virtual void SetCurrentPositionFromEnd(int by); | |
72 virtual void SetRegister(int register_index, int to); | |
73 virtual bool Succeed(); | |
74 virtual void WriteCurrentPositionToRegister(int reg, int cp_offset); | |
75 virtual void ClearRegisters(int reg_from, int reg_to); | |
76 virtual void WriteStackPointerToRegister(int reg); | |
77 | |
78 private: | |
79 RegExpMacroAssembler* assembler_; | |
80 }; | |
81 | |
82 }} // namespace v8::internal | |
83 | |
84 #endif // V8_REGEXP_MACRO_ASSEMBLER_TRACER_H_ | |
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