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Diffstat (limited to 'chromium/v8/src/v8conversions.h')
-rw-r--r-- | chromium/v8/src/v8conversions.h | 95 |
1 files changed, 0 insertions, 95 deletions
diff --git a/chromium/v8/src/v8conversions.h b/chromium/v8/src/v8conversions.h deleted file mode 100644 index 68107de97a2..00000000000 --- a/chromium/v8/src/v8conversions.h +++ /dev/null @@ -1,95 +0,0 @@ -// Copyright 2011 the V8 project authors. All rights reserved. -// Redistribution and use in source and binary forms, with or without -// modification, are permitted provided that the following conditions are -// met: -// -// * Redistributions of source code must retain the above copyright -// notice, this list of conditions and the following disclaimer. -// * Redistributions in binary form must reproduce the above -// copyright notice, this list of conditions and the following -// disclaimer in the documentation and/or other materials provided -// with the distribution. -// * Neither the name of Google Inc. nor the names of its -// contributors may be used to endorse or promote products derived -// from this software without specific prior written permission. -// -// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - -#ifndef V8_V8CONVERSIONS_H_ -#define V8_V8CONVERSIONS_H_ - -#include "conversions.h" - -namespace v8 { -namespace internal { - -// Convert from Number object to C integer. -inline int32_t NumberToInt32(Object* number) { - if (number->IsSmi()) return Smi::cast(number)->value(); - return DoubleToInt32(number->Number()); -} - - -inline uint32_t NumberToUint32(Object* number) { - if (number->IsSmi()) return Smi::cast(number)->value(); - return DoubleToUint32(number->Number()); -} - - -// Converts a string into a double value according to ECMA-262 9.3.1 -double StringToDouble(UnicodeCache* unicode_cache, - String* str, - int flags, - double empty_string_val = 0); - -// Converts a string into an integer. -double StringToInt(UnicodeCache* unicode_cache, String* str, int radix); - -inline bool TryNumberToSize(Isolate* isolate, - Object* number, size_t* result) { - SealHandleScope shs(isolate); - if (number->IsSmi()) { - int value = Smi::cast(number)->value(); - ASSERT( - static_cast<unsigned>(Smi::kMaxValue) - <= std::numeric_limits<size_t>::max()); - if (value >= 0) { - *result = static_cast<size_t>(value); - return true; - } - return false; - } else { - ASSERT(number->IsHeapNumber()); - double value = HeapNumber::cast(number)->value(); - if (value >= 0 && - value <= std::numeric_limits<size_t>::max()) { - *result = static_cast<size_t>(value); - return true; - } else { - return false; - } - } -} - -// Converts a number into size_t. -inline size_t NumberToSize(Isolate* isolate, - Object* number) { - size_t result = 0; - bool is_valid = TryNumberToSize(isolate, number, &result); - CHECK(is_valid); - return result; -} - -} } // namespace v8::internal - -#endif // V8_V8CONVERSIONS_H_ |