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1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 #include "platform/assert.h" | 5 #include "platform/assert.h" |
6 #include "vm/bootstrap_natives.h" | 6 #include "vm/bootstrap_natives.h" |
7 #include "vm/exceptions.h" | 7 #include "vm/exceptions.h" |
8 #include "vm/native_entry.h" | 8 #include "vm/native_entry.h" |
9 #include "vm/object.h" | 9 #include "vm/object.h" |
10 #include "vm/regexp_parser.h" | 10 #include "vm/regexp_parser.h" |
11 #include "vm/regexp_assembler_ir.h" | 11 #include "vm/regexp_assembler_ir.h" |
12 #include "vm/regexp_assembler_bytecode.h" | 12 #include "vm/regexp_assembler_bytecode.h" |
13 #include "vm/thread.h" | 13 #include "vm/thread.h" |
14 | 14 |
15 namespace dart { | 15 namespace dart { |
16 | 16 |
17 DECLARE_FLAG(bool, trace_irregexp); | 17 DECLARE_FLAG(bool, trace_irregexp); |
18 | 18 |
19 | 19 |
20 DEFINE_NATIVE_ENTRY(JSSyntaxRegExp_factory, 4) { | 20 DEFINE_NATIVE_ENTRY(RegExp_factory, 4) { |
21 ASSERT(TypeArguments::CheckedHandle(arguments->NativeArgAt(0)).IsNull()); | 21 ASSERT(TypeArguments::CheckedHandle(arguments->NativeArgAt(0)).IsNull()); |
22 GET_NON_NULL_NATIVE_ARGUMENT(String, pattern, arguments->NativeArgAt(1)); | 22 GET_NON_NULL_NATIVE_ARGUMENT(String, pattern, arguments->NativeArgAt(1)); |
23 GET_NON_NULL_NATIVE_ARGUMENT( | 23 GET_NON_NULL_NATIVE_ARGUMENT( |
24 Instance, handle_multi_line, arguments->NativeArgAt(2)); | 24 Instance, handle_multi_line, arguments->NativeArgAt(2)); |
25 GET_NON_NULL_NATIVE_ARGUMENT( | 25 GET_NON_NULL_NATIVE_ARGUMENT( |
26 Instance, handle_case_sensitive, arguments->NativeArgAt(3)); | 26 Instance, handle_case_sensitive, arguments->NativeArgAt(3)); |
27 bool ignore_case = handle_case_sensitive.raw() != Bool::True().raw(); | 27 bool ignore_case = handle_case_sensitive.raw() != Bool::True().raw(); |
28 bool multi_line = handle_multi_line.raw() == Bool::True().raw(); | 28 bool multi_line = handle_multi_line.raw() == Bool::True().raw(); |
29 | 29 |
30 // Parse the pattern once in order to throw any format exceptions within | 30 // Parse the pattern once in order to throw any format exceptions within |
31 // the factory constructor. It is parsed again upon compilation. | 31 // the factory constructor. It is parsed again upon compilation. |
32 RegExpCompileData compileData; | 32 RegExpCompileData compileData; |
33 if (!RegExpParser::ParseRegExp(pattern, multi_line, &compileData)) { | 33 if (!RegExpParser::ParseRegExp(pattern, multi_line, &compileData)) { |
34 // Parsing failures throw an exception. | 34 // Parsing failures throw an exception. |
35 UNREACHABLE(); | 35 UNREACHABLE(); |
36 } | 36 } |
37 | 37 |
38 // Create a JSRegExp object containing only the initial parameters. | 38 // Create a RegExp object containing only the initial parameters. |
39 return RegExpEngine::CreateJSRegExp(zone, | 39 return RegExpEngine::CreateRegExp(zone, |
40 pattern, | 40 pattern, |
41 multi_line, | 41 multi_line, |
42 ignore_case); | 42 ignore_case); |
43 } | 43 } |
44 | 44 |
45 | 45 |
46 DEFINE_NATIVE_ENTRY(JSSyntaxRegExp_getPattern, 1) { | 46 DEFINE_NATIVE_ENTRY(RegExp_getPattern, 1) { |
47 const JSRegExp& regexp = JSRegExp::CheckedHandle(arguments->NativeArgAt(0)); | 47 const RegExp& regexp = RegExp::CheckedHandle(arguments->NativeArgAt(0)); |
48 ASSERT(!regexp.IsNull()); | 48 ASSERT(!regexp.IsNull()); |
49 return regexp.pattern(); | 49 return regexp.pattern(); |
50 } | 50 } |
51 | 51 |
52 | 52 |
53 DEFINE_NATIVE_ENTRY(JSSyntaxRegExp_getIsMultiLine, 1) { | 53 DEFINE_NATIVE_ENTRY(RegExp_getIsMultiLine, 1) { |
54 const JSRegExp& regexp = JSRegExp::CheckedHandle(arguments->NativeArgAt(0)); | 54 const RegExp& regexp = RegExp::CheckedHandle(arguments->NativeArgAt(0)); |
55 ASSERT(!regexp.IsNull()); | 55 ASSERT(!regexp.IsNull()); |
56 return Bool::Get(regexp.is_multi_line()).raw(); | 56 return Bool::Get(regexp.is_multi_line()).raw(); |
57 } | 57 } |
58 | 58 |
59 | 59 |
60 DEFINE_NATIVE_ENTRY(JSSyntaxRegExp_getIsCaseSensitive, 1) { | 60 DEFINE_NATIVE_ENTRY(RegExp_getIsCaseSensitive, 1) { |
61 const JSRegExp& regexp = JSRegExp::CheckedHandle(arguments->NativeArgAt(0)); | 61 const RegExp& regexp = RegExp::CheckedHandle(arguments->NativeArgAt(0)); |
62 ASSERT(!regexp.IsNull()); | 62 ASSERT(!regexp.IsNull()); |
63 return Bool::Get(!regexp.is_ignore_case()).raw(); | 63 return Bool::Get(!regexp.is_ignore_case()).raw(); |
64 } | 64 } |
65 | 65 |
66 | 66 |
67 DEFINE_NATIVE_ENTRY(JSSyntaxRegExp_getGroupCount, 1) { | 67 DEFINE_NATIVE_ENTRY(RegExp_getGroupCount, 1) { |
68 const JSRegExp& regexp = JSRegExp::CheckedHandle(arguments->NativeArgAt(0)); | 68 const RegExp& regexp = RegExp::CheckedHandle(arguments->NativeArgAt(0)); |
69 ASSERT(!regexp.IsNull()); | 69 ASSERT(!regexp.IsNull()); |
70 if (regexp.is_initialized()) { | 70 if (regexp.is_initialized()) { |
71 return regexp.num_bracket_expressions(); | 71 return regexp.num_bracket_expressions(); |
72 } | 72 } |
73 const String& pattern = String::Handle(regexp.pattern()); | 73 const String& pattern = String::Handle(regexp.pattern()); |
74 const String& errmsg = String::Handle( | 74 const String& errmsg = String::Handle( |
75 String::New("Regular expression is not initialized yet. ")); | 75 String::New("Regular expression is not initialized yet. ")); |
76 const String& message = String::Handle(String::Concat(errmsg, pattern)); | 76 const String& message = String::Handle(String::Concat(errmsg, pattern)); |
77 const Array& args = Array::Handle(Array::New(1)); | 77 const Array& args = Array::Handle(Array::New(1)); |
78 args.SetAt(0, message); | 78 args.SetAt(0, message); |
79 Exceptions::ThrowByType(Exceptions::kFormat, args); | 79 Exceptions::ThrowByType(Exceptions::kFormat, args); |
80 return Object::null(); | 80 return Object::null(); |
81 } | 81 } |
82 | 82 |
83 | 83 |
84 DEFINE_NATIVE_ENTRY(JSSyntaxRegExp_ExecuteMatch, 3) { | 84 DEFINE_NATIVE_ENTRY(RegExp_ExecuteMatch, 3) { |
85 // This function is intrinsified. See Intrinsifier::JSRegExp_ExecuteMatch. | 85 // This function is intrinsified. See Intrinsifier::RegExp_ExecuteMatch. |
86 const JSRegExp& regexp = JSRegExp::CheckedHandle(arguments->NativeArgAt(0)); | 86 const RegExp& regexp = RegExp::CheckedHandle(arguments->NativeArgAt(0)); |
87 ASSERT(!regexp.IsNull()); | 87 ASSERT(!regexp.IsNull()); |
88 GET_NON_NULL_NATIVE_ARGUMENT(String, subject, arguments->NativeArgAt(1)); | 88 GET_NON_NULL_NATIVE_ARGUMENT(String, subject, arguments->NativeArgAt(1)); |
89 GET_NON_NULL_NATIVE_ARGUMENT(Smi, start_index, arguments->NativeArgAt(2)); | 89 GET_NON_NULL_NATIVE_ARGUMENT(Smi, start_index, arguments->NativeArgAt(2)); |
90 | 90 |
91 if (FLAG_interpret_irregexp || FLAG_precompiled_runtime) { | 91 if (FLAG_interpret_irregexp || FLAG_precompiled_runtime) { |
92 return BytecodeRegExpMacroAssembler::Interpret(regexp, subject, start_index, | 92 return BytecodeRegExpMacroAssembler::Interpret(regexp, subject, start_index, |
93 zone); | 93 zone); |
94 } | 94 } |
95 | 95 |
96 return IRRegExpMacroAssembler::Execute(regexp, subject, start_index, zone); | 96 return IRRegExpMacroAssembler::Execute(regexp, subject, start_index, zone); |
97 } | 97 } |
98 | 98 |
99 } // namespace dart | 99 } // namespace dart |
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