regexp-macro-assembler-tracer.h (4897B)
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_REGEXP_MACRO_ASSEMBLER_TRACER_H_ 6 #define V8_REGEXP_REGEXP_MACRO_ASSEMBLER_TRACER_H_ 7 8 #include "irregexp/imported/regexp-macro-assembler.h" 9 10 namespace v8 { 11 namespace internal { 12 13 // Decorator on a RegExpMacroAssembler that write all calls. 14 class RegExpMacroAssemblerTracer: public RegExpMacroAssembler { 15 public: 16 explicit RegExpMacroAssemblerTracer(RegExpMacroAssembler* assembler); 17 ~RegExpMacroAssemblerTracer() override; 18 void AbortedCodeGeneration() override; 19 int stack_limit_slack_slot_count() override { 20 return assembler_->stack_limit_slack_slot_count(); 21 } 22 bool CanReadUnaligned() const override { 23 return assembler_->CanReadUnaligned(); 24 } 25 void AdvanceCurrentPosition(int by) override; // Signed cp change. 26 void AdvanceRegister(int reg, int by) override; // r[reg] += by. 27 void Backtrack() override; 28 void Bind(Label* label) override; 29 void CheckCharacter(unsigned c, Label* on_equal) override; 30 void CheckCharacterAfterAnd(unsigned c, unsigned and_with, 31 Label* on_equal) override; 32 void CheckCharacterGT(base::uc16 limit, Label* on_greater) override; 33 void CheckCharacterLT(base::uc16 limit, Label* on_less) override; 34 void CheckFixedLengthLoop(Label* on_tos_equals_current_position) override; 35 void CheckAtStart(int cp_offset, Label* on_at_start) override; 36 void CheckNotAtStart(int cp_offset, Label* on_not_at_start) override; 37 void CheckNotBackReference(int start_reg, bool read_backward, 38 Label* on_no_match) override; 39 void CheckNotBackReferenceIgnoreCase(int start_reg, bool read_backward, 40 bool unicode, 41 Label* on_no_match) override; 42 void CheckNotCharacter(unsigned c, Label* on_not_equal) override; 43 void CheckNotCharacterAfterAnd(unsigned c, unsigned and_with, 44 Label* on_not_equal) override; 45 void CheckNotCharacterAfterMinusAnd(base::uc16 c, base::uc16 minus, 46 base::uc16 and_with, 47 Label* on_not_equal) override; 48 void CheckCharacterInRange(base::uc16 from, base::uc16 to, 49 Label* on_in_range) override; 50 void CheckCharacterNotInRange(base::uc16 from, base::uc16 to, 51 Label* on_not_in_range) override; 52 bool CheckCharacterInRangeArray(const ZoneList<CharacterRange>* ranges, 53 Label* on_in_range) override; 54 bool CheckCharacterNotInRangeArray(const ZoneList<CharacterRange>* ranges, 55 Label* on_not_in_range) override; 56 void CheckBitInTable(Handle<ByteArray> table, Label* on_bit_set) override; 57 bool SkipUntilBitInTableUseSimd(int advance_by) override { 58 return assembler_->SkipUntilBitInTableUseSimd(advance_by); 59 } 60 void SkipUntilBitInTable(int cp_offset, Handle<ByteArray> table, 61 Handle<ByteArray> nibble_table, 62 int advance_by) override; 63 void CheckPosition(int cp_offset, Label* on_outside_input) override; 64 bool CheckSpecialClassRanges(StandardCharacterSet type, 65 Label* on_no_match) override; 66 void Fail() override; 67 DirectHandle<HeapObject> GetCode(DirectHandle<String> source, 68 RegExpFlags flags) override; 69 void GoTo(Label* label) override; 70 void IfRegisterGE(int reg, int comparand, Label* if_ge) override; 71 void IfRegisterLT(int reg, int comparand, Label* if_lt) override; 72 void IfRegisterEqPos(int reg, Label* if_eq) override; 73 IrregexpImplementation Implementation() override; 74 void LoadCurrentCharacterImpl(int cp_offset, Label* on_end_of_input, 75 bool check_bounds, int characters, 76 int eats_at_least) override; 77 void PopCurrentPosition() override; 78 void PopRegister(int register_index) override; 79 void PushBacktrack(Label* label) override; 80 void PushCurrentPosition() override; 81 void PushRegister(int register_index, 82 StackCheckFlag check_stack_limit) override; 83 void ReadCurrentPositionFromRegister(int reg) override; 84 void ReadStackPointerFromRegister(int reg) override; 85 void SetCurrentPositionFromEnd(int by) override; 86 void SetRegister(int register_index, int to) override; 87 bool Succeed() override; 88 void WriteCurrentPositionToRegister(int reg, int cp_offset) override; 89 void ClearRegisters(int reg_from, int reg_to) override; 90 void WriteStackPointerToRegister(int reg) override; 91 92 private: 93 RegExpMacroAssembler* assembler_; 94 }; 95 96 } // namespace internal 97 } // namespace v8 98 99 #endif // V8_REGEXP_REGEXP_MACRO_ASSEMBLER_TRACER_H_