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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 "vm/bootstrap_natives.h" | 5 #include "vm/bootstrap_natives.h" |
| 6 | 6 |
| 7 #include "vm/bigint_operations.h" | 7 #include "vm/bigint_operations.h" |
| 8 #include "vm/exceptions.h" | 8 #include "vm/exceptions.h" |
| 9 #include "vm/native_entry.h" | 9 #include "vm/native_entry.h" |
| 10 #include "vm/object.h" | 10 #include "vm/object.h" |
| 11 | 11 |
| 12 namespace dart { | 12 namespace dart { |
| 13 | 13 |
| 14 // ByteArray | 14 // ByteArray |
| 15 | 15 |
| 16 // Checks to see if (index * num_bytes) is in the range | 16 // Checks to see if (index * num_bytes) is in the range |
| 17 // [0..array.ByteLength()). without the risk of integer overflow. If | 17 // [0..array.ByteLength()). without the risk of integer overflow. If |
| 18 // the index is out of range, then an IndexOutOfRangeException is thrown. | 18 // the index is out of range, then a RangeError is thrown. |
| 19 static void RangeCheck(const ByteArray& array, | 19 static void RangeCheck(const ByteArray& array, |
| 20 intptr_t index, | 20 intptr_t index, |
| 21 intptr_t num_bytes) { | 21 intptr_t num_bytes) { |
| 22 if (!Utils::RangeCheck(index, num_bytes, array.ByteLength())) { | 22 if (!Utils::RangeCheck(index, num_bytes, array.ByteLength())) { |
| 23 const String& error = String::Handle(String::NewFormatted( | 23 const String& error = String::Handle(String::NewFormatted( |
| 24 "index (%"Pd") must be in the range [0..%"Pd")", | 24 "index (%"Pd") must be in the range [0..%"Pd")", |
| 25 index, (array.ByteLength() / num_bytes))); | 25 index, (array.ByteLength() / num_bytes))); |
| 26 GrowableArray<const Object*> args; | 26 GrowableArray<const Object*> args; |
| 27 args.Add(&error); | 27 args.Add(&error); |
| 28 Exceptions::ThrowByType(Exceptions::kIndexOutOfRange, args); | 28 Exceptions::ThrowByType(Exceptions::kRange, args); |
| 29 } | 29 } |
| 30 } | 30 } |
| 31 | 31 |
| 32 | 32 |
| 33 // Checks to see if a length is in the range [0..max]. If the length | 33 // Checks to see if a length is in the range [0..max]. If the length |
| 34 // is out of range, then an ArgumentError is thrown. | 34 // is out of range, then an ArgumentError is thrown. |
| 35 static void LengthCheck(intptr_t len, intptr_t max) { | 35 static void LengthCheck(intptr_t len, intptr_t max) { |
| 36 if (len < 0 || len > max) { | 36 if (len < 0 || len > max) { |
| 37 const String& error = String::Handle(String::NewFormatted( | 37 const String& error = String::Handle(String::NewFormatted( |
| 38 "length (%"Pd") must be in the range [0..%"Pd"]", len, max)); | 38 "length (%"Pd") must be in the range [0..%"Pd"]", len, max)); |
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| 588 DEFINE_NATIVE_ENTRY(ExternalFloat64Array_getIndexed, 2) { | 588 DEFINE_NATIVE_ENTRY(ExternalFloat64Array_getIndexed, 2) { |
| 589 GETTER(ExternalFloat64Array, Double, double); | 589 GETTER(ExternalFloat64Array, Double, double); |
| 590 } | 590 } |
| 591 | 591 |
| 592 | 592 |
| 593 DEFINE_NATIVE_ENTRY(ExternalFloat64Array_setIndexed, 3) { | 593 DEFINE_NATIVE_ENTRY(ExternalFloat64Array_setIndexed, 3) { |
| 594 SETTER(ExternalFloat64Array, Double, value, double); | 594 SETTER(ExternalFloat64Array, Double, value, double); |
| 595 } | 595 } |
| 596 | 596 |
| 597 } // namespace dart | 597 } // namespace dart |
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