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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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