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.
5 #ifndef V8_REGEXP_REGEXP_MACRO_ASSEMBLER_TRACER_H_
6 #define V8_REGEXP_REGEXP_MACRO_ASSEMBLER_TRACER_H_
8 #include "src/regexp/regexp-macro-assembler.h"
13 // Decorator on a RegExpMacroAssembler that write all calls.
14 class RegExpMacroAssemblerTracer: public RegExpMacroAssembler {
16 RegExpMacroAssemblerTracer(Isolate* isolate, RegExpMacroAssembler* assembler);
17 virtual ~RegExpMacroAssemblerTracer();
18 virtual void AbortedCodeGeneration();
19 virtual int stack_limit_slack() { return assembler_->stack_limit_slack(); }
20 virtual bool CanReadUnaligned() { return assembler_->CanReadUnaligned(); }
21 virtual void AdvanceCurrentPosition(int by); // Signed cp change.
22 virtual void AdvanceRegister(int reg, int by); // r[reg] += by.
23 virtual void Backtrack();
24 virtual void Bind(Label* label);
25 virtual void CheckAtStart(Label* on_at_start);
26 virtual void CheckCharacter(unsigned c, Label* on_equal);
27 virtual void CheckCharacterAfterAnd(unsigned c,
30 virtual void CheckCharacterGT(uc16 limit, Label* on_greater);
31 virtual void CheckCharacterLT(uc16 limit, Label* on_less);
32 virtual void CheckGreedyLoop(Label* on_tos_equals_current_position);
33 virtual void CheckNotAtStart(Label* on_not_at_start);
34 virtual void CheckNotBackReference(int start_reg, Label* on_no_match);
35 virtual void CheckNotBackReferenceIgnoreCase(int start_reg,
37 virtual void CheckNotCharacter(unsigned c, Label* on_not_equal);
38 virtual void CheckNotCharacterAfterAnd(unsigned c,
41 virtual void CheckNotCharacterAfterMinusAnd(uc16 c,
45 virtual void CheckCharacterInRange(uc16 from,
48 virtual void CheckCharacterNotInRange(uc16 from,
50 Label* on_not_in_range);
51 virtual void CheckBitInTable(Handle<ByteArray> table, Label* on_bit_set);
52 virtual bool CheckSpecialCharacterClass(uc16 type,
55 virtual Handle<HeapObject> GetCode(Handle<String> source);
56 virtual void GoTo(Label* label);
57 virtual void IfRegisterGE(int reg, int comparand, Label* if_ge);
58 virtual void IfRegisterLT(int reg, int comparand, Label* if_lt);
59 virtual void IfRegisterEqPos(int reg, Label* if_eq);
60 virtual IrregexpImplementation Implementation();
61 virtual void LoadCurrentCharacter(int cp_offset,
62 Label* on_end_of_input,
63 bool check_bounds = true,
65 virtual void PopCurrentPosition();
66 virtual void PopRegister(int register_index);
67 virtual void PushBacktrack(Label* label);
68 virtual void PushCurrentPosition();
69 virtual void PushRegister(int register_index,
70 StackCheckFlag check_stack_limit);
71 virtual void ReadCurrentPositionFromRegister(int reg);
72 virtual void ReadStackPointerFromRegister(int reg);
73 virtual void SetCurrentPositionFromEnd(int by);
74 virtual void SetRegister(int register_index, int to);
75 virtual bool Succeed();
76 virtual void WriteCurrentPositionToRegister(int reg, int cp_offset);
77 virtual void ClearRegisters(int reg_from, int reg_to);
78 virtual void WriteStackPointerToRegister(int reg);
81 RegExpMacroAssembler* assembler_;
84 } // namespace internal
87 #endif // V8_REGEXP_REGEXP_MACRO_ASSEMBLER_TRACER_H_