[builtins] Introduce proper base::ieee754::log.

src/compiler/x64/instruction-selector-x64.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 <algorithm>
 
 #include "src/base/adapters.h"
 #include "src/compiler/instruction-selector-impl.h"
 #include "src/compiler/node-matchers.h"
 #include "src/compiler/node-properties.h"
@@ skipping 1338 matching lines @@
 void InstructionSelector::VisitFloat64Min(Node* node) {
   VisitFloatBinop(this, node, kAVXFloat64Min, kSSEFloat64Min);
 }
 
 
 void InstructionSelector::VisitFloat64Abs(Node* node) {
   VisitFloatUnop(this, node, node->InputAt(0), kAVXFloat64Abs, kSSEFloat64Abs);
 }
 
 void InstructionSelector::VisitFloat64Log(Node* node) {
-  VisitRR(this, node, kX87Float64Log);
+  X64OperandGenerator g(this);
+  Emit(kIeee754Float64Log, g.DefineAsFixed(node, xmm0),
+       g.UseFixed(node->InputAt(0), xmm0))
+      ->MarkAsCall();
 }
 
 void InstructionSelector::VisitFloat64Sqrt(Node* node) {
   VisitRO(this, node, kSSEFloat64Sqrt);
 }
 
 
 void InstructionSelector::VisitFloat32RoundDown(Node* node) {
   VisitRR(this, node, kSSEFloat32Round | MiscField::encode(kRoundDown));
 }
@@ skipping 749 matching lines @@
 // static
 MachineOperatorBuilder::AlignmentRequirements
 InstructionSelector::AlignmentRequirements() {
   return MachineOperatorBuilder::AlignmentRequirements::
       FullUnalignedAccessSupport();
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8