Implement Math.log1p using port from fdlibm.

src/bootstrapper.cc

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/bootstrapper.h"
 
 #include "src/accessors.h"
 #include "src/code-stubs.h"
 #include "src/extensions/externalize-string-extension.h"
 #include "src/extensions/free-buffer-extension.h"
@@ skipping 2645 matching lines @@
     const int table_num_bytes = constants_size * kDoubleSize;
     v8::Local<v8::ArrayBuffer> trig_buffer = v8::ArrayBuffer::New(
         reinterpret_cast<v8::Isolate*>(isolate),
         const_cast<double*>(fdlibm::TrigonometricConstants::constants),
         table_num_bytes);
     v8::Local<v8::Float64Array> trig_table =
         v8::Float64Array::New(trig_buffer, 0, constants_size);
 
     Runtime::DefineObjectProperty(
         builtins,
-        factory()->InternalizeOneByteString(STATIC_ASCII_VECTOR("kTrig")),
+        factory()->InternalizeOneByteString(STATIC_ASCII_VECTOR("kMath")),
         Utils::OpenHandle(*trig_table), NONE).Assert();
   }
 
   result_ = native_context();
 }
 
 
 // Support for thread preemption.
 
 // Reserve space for statics needing saving and restoring.
@@ skipping 16 matching lines @@
   return from + sizeof(NestingCounterType);
 }
 
 
 // Called when the top-level V8 mutex is destroyed.
 void Bootstrapper::FreeThreadResources() {
   DCHECK(!IsActive());
 }
 
 } }  // namespace v8::internal