VM: Re-format to use at most one newline between functions

runtime/lib/double.cc

 // Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "vm/bootstrap_natives.h"
 
 #include "platform/math.h"
 
 #include "vm/dart_entry.h"
 #include "vm/double_conversion.h"
@@ skipping 10 matching lines @@
 
 DEFINE_NATIVE_ENTRY(Double_doubleFromInteger, 2) {
   ASSERT(TypeArguments::CheckedHandle(arguments->NativeArgAt(0)).IsNull());
   const Integer& value = Integer::CheckedHandle(arguments->NativeArgAt(1));
   if (FLAG_trace_intrinsified_natives) {
     OS::Print("Double_doubleFromInteger %s\n", value.ToCString());
   }
   return Double::New(value.AsDoubleValue());
 }
 
-
 DEFINE_NATIVE_ENTRY(Double_add, 2) {
   double left = Double::CheckedHandle(arguments->NativeArgAt(0)).value();
   GET_NON_NULL_NATIVE_ARGUMENT(Double, right_object, arguments->NativeArgAt(1));
   double right = right_object.value();
   if (FLAG_trace_intrinsified_natives) {
     OS::Print("Double_add %f + %f\n", left, right);
   }
   return Double::New(left + right);
 }
 
-
 DEFINE_NATIVE_ENTRY(Double_sub, 2) {
   double left = Double::CheckedHandle(arguments->NativeArgAt(0)).value();
   GET_NON_NULL_NATIVE_ARGUMENT(Double, right_object, arguments->NativeArgAt(1));
   double right = right_object.value();
   if (FLAG_trace_intrinsified_natives) {
     OS::Print("Double_sub %f - %f\n", left, right);
   }
   return Double::New(left - right);
 }
 
-
 DEFINE_NATIVE_ENTRY(Double_mul, 2) {
   double left = Double::CheckedHandle(arguments->NativeArgAt(0)).value();
   GET_NON_NULL_NATIVE_ARGUMENT(Double, right_object, arguments->NativeArgAt(1));
   double right = right_object.value();
   if (FLAG_trace_intrinsified_natives) {
     OS::Print("Double_mul %f * %f\n", left, right);
   }
   return Double::New(left * right);
 }
 
-
 DEFINE_NATIVE_ENTRY(Double_div, 2) {
   double left = Double::CheckedHandle(arguments->NativeArgAt(0)).value();
   GET_NON_NULL_NATIVE_ARGUMENT(Double, right_object, arguments->NativeArgAt(1));
   double right = right_object.value();
   if (FLAG_trace_intrinsified_natives) {
     OS::Print("Double_div %f / %f\n", left, right);
   }
   return Double::New(left / right);
 }
 
-
 static RawInteger* DoubleToInteger(double val, const char* error_msg) {
   if (isinf(val) || isnan(val)) {
     const Array& args = Array::Handle(Array::New(1));
     args.SetAt(0, String::Handle(String::New(error_msg)));
     Exceptions::ThrowByType(Exceptions::kUnsupported, args);
   }
   if (FLAG_limit_ints_to_64_bits) {
     // TODO(alexmarkov): decide on the double-to-integer conversion semantics
     // in truncating mode.
     int64_t ival = 0;
@@ skipping 30 matching lines @@
   }
   if (exponent == 0) {
     // The double fits in a Smi or Mint.
     return Integer::New(ival);
   }
   Integer& result = Integer::Handle();
   result = Bigint::NewFromShiftedInt64(ival, exponent);
   return result.AsValidInteger();
 }
 
-
 DEFINE_NATIVE_ENTRY(Double_trunc_div, 2) {
   double left = Double::CheckedHandle(arguments->NativeArgAt(0)).value();
   GET_NON_NULL_NATIVE_ARGUMENT(Double, right_object, arguments->NativeArgAt(1));
   double right = right_object.value();
   if (FLAG_trace_intrinsified_natives) {
     OS::Print("Double_trunc_div %f ~/ %f\n", left, right);
   }
   return DoubleToInteger(trunc(left / right),
                          "Result of truncating division is Infinity or NaN");
 }
 
-
 DEFINE_NATIVE_ENTRY(Double_modulo, 2) {
   double left = Double::CheckedHandle(arguments->NativeArgAt(0)).value();
   GET_NON_NULL_NATIVE_ARGUMENT(Double, right_object, arguments->NativeArgAt(1));
   double right = right_object.value();
   return Double::New(DartModulo(left, right));
 }
 
-
 DEFINE_NATIVE_ENTRY(Double_remainder, 2) {
   double left = Double::CheckedHandle(arguments->NativeArgAt(0)).value();
   GET_NON_NULL_NATIVE_ARGUMENT(Double, right_object, arguments->NativeArgAt(1));
   double right = right_object.value();
   return Double::New(fmod_ieee(left, right));
 }
 
-
 DEFINE_NATIVE_ENTRY(Double_greaterThan, 2) {
   const Double& left = Double::CheckedHandle(arguments->NativeArgAt(0));
   GET_NON_NULL_NATIVE_ARGUMENT(Double, right, arguments->NativeArgAt(1));
   bool result = right.IsNull() ? false : (left.value() > right.value());
   if (FLAG_trace_intrinsified_natives) {
     OS::Print("Double_greaterThan %s > %s\n", left.ToCString(),
               right.ToCString());
   }
   return Bool::Get(result).raw();
 }
 
-
 DEFINE_NATIVE_ENTRY(Double_greaterThanFromInteger, 2) {
   const Double& right = Double::CheckedHandle(arguments->NativeArgAt(0));
   GET_NON_NULL_NATIVE_ARGUMENT(Integer, left, arguments->NativeArgAt(1));
   return Bool::Get(left.AsDoubleValue() > right.value()).raw();
 }
 
-
 DEFINE_NATIVE_ENTRY(Double_equal, 2) {
   const Double& left = Double::CheckedHandle(arguments->NativeArgAt(0));
   GET_NON_NULL_NATIVE_ARGUMENT(Double, right, arguments->NativeArgAt(1));
   bool result = right.IsNull() ? false : (left.value() == right.value());
   if (FLAG_trace_intrinsified_natives) {
     OS::Print("Double_equal %s == %s\n", left.ToCString(), right.ToCString());
   }
   return Bool::Get(result).raw();
 }
 
-
 DEFINE_NATIVE_ENTRY(Double_equalToInteger, 2) {
   const Double& left = Double::CheckedHandle(arguments->NativeArgAt(0));
   GET_NON_NULL_NATIVE_ARGUMENT(Integer, right, arguments->NativeArgAt(1));
   return Bool::Get(left.value() == right.AsDoubleValue()).raw();
 }
 
-
 DEFINE_NATIVE_ENTRY(Double_round, 1) {
   const Double& arg = Double::CheckedHandle(arguments->NativeArgAt(0));
   return Double::New(round(arg.value()));
 }
 
 DEFINE_NATIVE_ENTRY(Double_floor, 1) {
   const Double& arg = Double::CheckedHandle(arguments->NativeArgAt(0));
   return Double::New(floor(arg.value()));
 }
 
 DEFINE_NATIVE_ENTRY(Double_ceil, 1) {
   const Double& arg = Double::CheckedHandle(arguments->NativeArgAt(0));
   return Double::New(ceil(arg.value()));
 }
 
-
 DEFINE_NATIVE_ENTRY(Double_truncate, 1) {
   const Double& arg = Double::CheckedHandle(arguments->NativeArgAt(0));
   return Double::New(trunc(arg.value()));
 }
 
-
 #if defined(HOST_OS_MACOS)
 // MAC OSX math library produces old style cast warning.
 #pragma GCC diagnostic ignored "-Wold-style-cast"
 #endif
 
 DEFINE_NATIVE_ENTRY(Double_toInt, 1) {
   const Double& arg = Double::CheckedHandle(arguments->NativeArgAt(0));
   return DoubleToInteger(arg.value(), "Infinity or NaN toInt");
 }
 
-
 DEFINE_NATIVE_ENTRY(Double_parse, 3) {
   GET_NON_NULL_NATIVE_ARGUMENT(String, value, arguments->NativeArgAt(0));
   GET_NON_NULL_NATIVE_ARGUMENT(Integer, startValue, arguments->NativeArgAt(1));
   GET_NON_NULL_NATIVE_ARGUMENT(Integer, endValue, arguments->NativeArgAt(2));
 
   const intptr_t start = startValue.AsTruncatedUint32Value();
   const intptr_t end = endValue.AsTruncatedUint32Value();
   const intptr_t len = value.Length();
 
   // Indices should be inside the string, and 0 <= start < end <= len.
   if (0 <= start && start < end && end <= len) {
     double double_value;
     if (String::ParseDouble(value, start, end, &double_value)) {
       return Double::New(double_value);
     }
   }
   return Object::null();
 }
 
-
 DEFINE_NATIVE_ENTRY(Double_toString, 1) {
   const Number& number = Number::CheckedHandle(arguments->NativeArgAt(0));
   return number.ToString(Heap::kNew);
 }
 
-
 DEFINE_NATIVE_ENTRY(Double_toStringAsFixed, 2) {
   // The boundaries are exclusive.
   static const double kLowerBoundary = -1e21;
   static const double kUpperBoundary = 1e21;
 
   const Double& arg = Double::CheckedHandle(arguments->NativeArgAt(0));
   GET_NON_NULL_NATIVE_ARGUMENT(Smi, fraction_digits, arguments->NativeArgAt(1));
   double d = arg.value();
   intptr_t fraction_digits_value = fraction_digits.Value();
   if (0 <= fraction_digits_value && fraction_digits_value <= 20 &&
       kLowerBoundary < d && d < kUpperBoundary) {
     return DoubleToStringAsFixed(d, static_cast<int>(fraction_digits_value));
   } else {
     Exceptions::ThrowArgumentError(String::Handle(
         String::New("Illegal arguments to double.toStringAsFixed")));
     return Object::null();
   }
 }
 
-
 DEFINE_NATIVE_ENTRY(Double_toStringAsExponential, 2) {
   const Double& arg = Double::CheckedHandle(arguments->NativeArgAt(0));
   GET_NON_NULL_NATIVE_ARGUMENT(Smi, fraction_digits, arguments->NativeArgAt(1));
   double d = arg.value();
   intptr_t fraction_digits_value = fraction_digits.Value();
   if (-1 <= fraction_digits_value && fraction_digits_value <= 20) {
     return DoubleToStringAsExponential(d,
                                        static_cast<int>(fraction_digits_value));
   } else {
     Exceptions::ThrowArgumentError(String::Handle(
         String::New("Illegal arguments to double.toStringAsExponential")));
     return Object::null();
   }
 }
 
-
 DEFINE_NATIVE_ENTRY(Double_toStringAsPrecision, 2) {
   const Double& arg = Double::CheckedHandle(arguments->NativeArgAt(0));
   GET_NON_NULL_NATIVE_ARGUMENT(Smi, precision, arguments->NativeArgAt(1));
   double d = arg.value();
   intptr_t precision_value = precision.Value();
   if (1 <= precision_value && precision_value <= 21) {
     return DoubleToStringAsPrecision(d, static_cast<int>(precision_value));
   } else {
     Exceptions::ThrowArgumentError(String::Handle(
         String::New("Illegal arguments to double.toStringAsPrecision")));
     return Object::null();
   }
 }
 
-
 DEFINE_NATIVE_ENTRY(Double_getIsInfinite, 1) {
   const Double& arg = Double::CheckedHandle(arguments->NativeArgAt(0));
   return Bool::Get(isinf(arg.value())).raw();
 }
 
-
 DEFINE_NATIVE_ENTRY(Double_getIsNaN, 1) {
   const Double& arg = Double::CheckedHandle(arguments->NativeArgAt(0));
   return Bool::Get(isnan(arg.value())).raw();
 }
 
-
 DEFINE_NATIVE_ENTRY(Double_getIsNegative, 1) {
   const Double& arg = Double::CheckedHandle(arguments->NativeArgAt(0));
   // Include negative zero, infinity.
   double dval = arg.value();
   return Bool::Get(signbit(dval) && !isnan(dval)).raw();
 }
 
-
 DEFINE_NATIVE_ENTRY(Double_flipSignBit, 1) {
   const Double& arg = Double::CheckedHandle(arguments->NativeArgAt(0));
   const double in_val = arg.value();
   const int64_t bits = bit_cast<int64_t, double>(in_val) ^ kSignBitDouble;
   return Double::New(bit_cast<double, int64_t>(bits));
 }
 
 // Add here only functions using/referring to old-style casts.
 
 }  // namespace dart