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gerrit-public.fairphone.software / fp2-dev / platform / external / v8 / 599f79f4efe2e253420db50c7dd5e691928e646e / . / src / regexp-macro-assembler-tracer.h
blob: 9608f9e16e1c808be69716b1069c6fa6c5b80828 [file] [log] [blame]
Steve Blocka7e24c12009-10-30 11:49:00 +0000[diff] [blame]1// Copyright 2008 the V8 project authors. All rights reserved.
2// Redistribution and use in source and binary forms, with or without
3// modification, are permitted provided that the following conditions are
4// met:
5//
6// * Redistributions of source code must retain the above copyright
7// notice, this list of conditions and the following disclaimer.
8// * Redistributions in binary form must reproduce the above
9// copyright notice, this list of conditions and the following
10// disclaimer in the documentation and/or other materials provided
11// with the distribution.
12// * Neither the name of Google Inc. nor the names of its
13// contributors may be used to endorse or promote products derived
14// from this software without specific prior written permission.
15//
16// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27
28#ifndef V8_REGEXP_MACRO_ASSEMBLER_TRACER_H_
29#define V8_REGEXP_MACRO_ASSEMBLER_TRACER_H_
30
31namespace v8 {
32namespace internal {
33
34// Decorator on a RegExpMacroAssembler that write all calls.
35class RegExpMacroAssemblerTracer: public RegExpMacroAssembler {
36 public:
37 explicit RegExpMacroAssemblerTracer(RegExpMacroAssembler* assembler);
38 virtual ~RegExpMacroAssemblerTracer();
39 virtual int stack_limit_slack() { return assembler_->stack_limit_slack(); }
40 virtual bool CanReadUnaligned() { return assembler_->CanReadUnaligned(); }
41 virtual void AdvanceCurrentPosition(int by); // Signed cp change.
42 virtual void AdvanceRegister(int reg, int by); // r[reg] += by.
43 virtual void Backtrack();
44 virtual void Bind(Label* label);
45 virtual void CheckAtStart(Label* on_at_start);
46 virtual void CheckCharacter(uint32_t c, Label* on_equal);
47 virtual void CheckCharacterAfterAnd(uint32_t c,
48 uint32_t and_with,
49 Label* on_equal);
50 virtual void CheckCharacterGT(uc16 limit, Label* on_greater);
51 virtual void CheckCharacterLT(uc16 limit, Label* on_less);
52 virtual void CheckCharacters(
53 Vector<const uc16> str,
54 int cp_offset,
55 Label* on_failure,
56 bool check_end_of_string);
57 virtual void CheckGreedyLoop(Label* on_tos_equals_current_position);
58 virtual void CheckNotAtStart(Label* on_not_at_start);
59 virtual void CheckNotBackReference(int start_reg, Label* on_no_match);
60 virtual void CheckNotBackReferenceIgnoreCase(int start_reg,
61 Label* on_no_match);
62 virtual void CheckNotRegistersEqual(int reg1, int reg2, Label* on_not_equal);
63 virtual void CheckNotCharacter(uint32_t c, Label* on_not_equal);
64 virtual void CheckNotCharacterAfterAnd(uint32_t c,
65 uint32_t and_with,
66 Label* on_not_equal);
67 virtual void CheckNotCharacterAfterMinusAnd(uc16 c,
68 uc16 minus,
69 uc16 and_with,
70 Label* on_not_equal);
71 virtual bool CheckSpecialCharacterClass(uc16 type,
Steve Blocka7e24c12009-10-30 11:49:00 +0000[diff] [blame]72 Label* on_no_match);
73 virtual void Fail();
74 virtual Handle<Object> GetCode(Handle<String> source);
75 virtual void GoTo(Label* label);
76 virtual void IfRegisterGE(int reg, int comparand, Label* if_ge);
77 virtual void IfRegisterLT(int reg, int comparand, Label* if_lt);
78 virtual void IfRegisterEqPos(int reg, Label* if_eq);
79 virtual IrregexpImplementation Implementation();
80 virtual void LoadCurrentCharacter(int cp_offset,
81 Label* on_end_of_input,
82 bool check_bounds = true,
83 int characters = 1);
84 virtual void PopCurrentPosition();
85 virtual void PopRegister(int register_index);
86 virtual void PushBacktrack(Label* label);
87 virtual void PushCurrentPosition();
88 virtual void PushRegister(int register_index,
89 StackCheckFlag check_stack_limit);
90 virtual void ReadCurrentPositionFromRegister(int reg);
91 virtual void ReadStackPointerFromRegister(int reg);
92 virtual void SetRegister(int register_index, int to);
93 virtual void Succeed();
94 virtual void WriteCurrentPositionToRegister(int reg, int cp_offset);
95 virtual void ClearRegisters(int reg_from, int reg_to);
96 virtual void WriteStackPointerToRegister(int reg);
97 private:
98 RegExpMacroAssembler* assembler_;
99};
100
101}} // namespace v8::internal
102
103#endif // V8_REGEXP_MACRO_ASSEMBLER_TRACER_H_