v8/src/regexp-macro-assembler-tracer.h

84 lines
3.9 KiB
C++

// Copyright 2008 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef V8_REGEXP_MACRO_ASSEMBLER_TRACER_H_
#define V8_REGEXP_MACRO_ASSEMBLER_TRACER_H_
namespace v8 {
namespace internal {
// Decorator on a RegExpMacroAssembler that write all calls.
class RegExpMacroAssemblerTracer: public RegExpMacroAssembler {
public:
explicit RegExpMacroAssemblerTracer(RegExpMacroAssembler* assembler);
virtual ~RegExpMacroAssemblerTracer();
virtual int stack_limit_slack() { return assembler_->stack_limit_slack(); }
virtual bool CanReadUnaligned() { return assembler_->CanReadUnaligned(); }
virtual void AdvanceCurrentPosition(int by); // Signed cp change.
virtual void AdvanceRegister(int reg, int by); // r[reg] += by.
virtual void Backtrack();
virtual void Bind(Label* label);
virtual void CheckAtStart(Label* on_at_start);
virtual void CheckCharacter(unsigned c, Label* on_equal);
virtual void CheckCharacterAfterAnd(unsigned c,
unsigned and_with,
Label* on_equal);
virtual void CheckCharacterGT(uc16 limit, Label* on_greater);
virtual void CheckCharacterLT(uc16 limit, Label* on_less);
virtual void CheckGreedyLoop(Label* on_tos_equals_current_position);
virtual void CheckNotAtStart(Label* on_not_at_start);
virtual void CheckNotBackReference(int start_reg, Label* on_no_match);
virtual void CheckNotBackReferenceIgnoreCase(int start_reg,
Label* on_no_match);
virtual void CheckNotCharacter(unsigned c, Label* on_not_equal);
virtual void CheckNotCharacterAfterAnd(unsigned c,
unsigned and_with,
Label* on_not_equal);
virtual void CheckNotCharacterAfterMinusAnd(uc16 c,
uc16 minus,
uc16 and_with,
Label* on_not_equal);
virtual void CheckCharacterInRange(uc16 from,
uc16 to,
Label* on_in_range);
virtual void CheckCharacterNotInRange(uc16 from,
uc16 to,
Label* on_not_in_range);
virtual void CheckBitInTable(Handle<ByteArray> table, Label* on_bit_set);
virtual bool CheckSpecialCharacterClass(uc16 type,
Label* on_no_match);
virtual void Fail();
virtual Handle<HeapObject> GetCode(Handle<String> source);
virtual void GoTo(Label* label);
virtual void IfRegisterGE(int reg, int comparand, Label* if_ge);
virtual void IfRegisterLT(int reg, int comparand, Label* if_lt);
virtual void IfRegisterEqPos(int reg, Label* if_eq);
virtual IrregexpImplementation Implementation();
virtual void LoadCurrentCharacter(int cp_offset,
Label* on_end_of_input,
bool check_bounds = true,
int characters = 1);
virtual void PopCurrentPosition();
virtual void PopRegister(int register_index);
virtual void PushBacktrack(Label* label);
virtual void PushCurrentPosition();
virtual void PushRegister(int register_index,
StackCheckFlag check_stack_limit);
virtual void ReadCurrentPositionFromRegister(int reg);
virtual void ReadStackPointerFromRegister(int reg);
virtual void SetCurrentPositionFromEnd(int by);
virtual void SetRegister(int register_index, int to);
virtual bool Succeed();
virtual void WriteCurrentPositionToRegister(int reg, int cp_offset);
virtual void ClearRegisters(int reg_from, int reg_to);
virtual void WriteStackPointerToRegister(int reg);
private:
RegExpMacroAssembler* assembler_;
};
}} // namespace v8::internal
#endif // V8_REGEXP_MACRO_ASSEMBLER_TRACER_H_