[builtins] Migrate Math.log to TurboFan.

src/compiler/mips64/instruction-selector-mips64.cc

Index: src/compiler/mips64/instruction-selector-mips64.cc
diff --git a/src/compiler/mips64/instruction-selector-mips64.cc b/src/compiler/mips64/instruction-selector-mips64.cc
index 2cd8095f1e996106868f8559f9f8eafb89c4b256..1d1cb312b4204a6158cf7c4ffbb5a3518c4801ca 100644
--- a/src/compiler/mips64/instruction-selector-mips64.cc
+++ b/src/compiler/mips64/instruction-selector-mips64.cc
@@ -1282,6 +1282,12 @@ void InstructionSelector::VisitFloat64Abs(Node* node) {
   VisitRR(this, kMips64AbsD, node);
 }
 
+void InstructionSelector::VisitFloat64Log(Node* node) {
+  Mips64OperandGenerator g(this);
+  Emit(kMips64LogD, g.DefineAsFixed(node, f0),
+       g.UseFixed(node->InputAt(0), f12))
+      ->MarkAsCall();
+}
 
 void InstructionSelector::VisitFloat32Sqrt(Node* node) {
   VisitRR(this, kMips64SqrtS, node);