[turbofan] Introduce Float64Pow and NumberPow operators.

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/api-natives.h"
 #include "src/base/ieee754.h"
 #include "src/code-stubs.h"
@@ skipping 1677 matching lines @@
     SimpleInstallFunction(math, "fround", Builtins::kMathFround, 1, true);
     SimpleInstallFunction(math, "imul", Builtins::kMathImul, 2, true);
     Handle<JSFunction> math_log =
         SimpleInstallFunction(math, "log", Builtins::kMathLog, 1, true);
     native_context()->set_math_log(*math_log);
     SimpleInstallFunction(math, "log1p", Builtins::kMathLog1p, 1, true);
     SimpleInstallFunction(math, "log2", Builtins::kMathLog2, 1, true);
     SimpleInstallFunction(math, "log10", Builtins::kMathLog10, 1, true);
     SimpleInstallFunction(math, "max", Builtins::kMathMax, 2, false);
     SimpleInstallFunction(math, "min", Builtins::kMathMin, 2, false);
+    Handle<JSFunction> math_pow =
+        SimpleInstallFunction(math, "pow", Builtins::kMathPow, 2, true);
+    native_context()->set_math_pow(*math_pow);
     SimpleInstallFunction(math, "round", Builtins::kMathRound, 1, true);
     SimpleInstallFunction(math, "sin", Builtins::kMathSin, 1, true);
     Handle<JSFunction> math_sqrt =
         SimpleInstallFunction(math, "sqrt", Builtins::kMathSqrt, 1, true);
     native_context()->set_math_sqrt(*math_sqrt);
     SimpleInstallFunction(math, "tan", Builtins::kMathTan, 1, true);
     SimpleInstallFunction(math, "trunc", Builtins::kMathTrunc, 1, true);
 
     // Install math constants.
     double const kE = base::ieee754::exp(1.0);
@@ skipping 2235 matching lines @@
 }
 
 
 // Called when the top-level V8 mutex is destroyed.
 void Bootstrapper::FreeThreadResources() {
   DCHECK(!IsActive());
 }
 
 }  // namespace internal
 }  // namespace v8