MIPS: [turbofan] Introduce optional Float64Min and Float64Max machine operators.

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 e75283093801ee169a3cb0e07000cb24761e4792..b2a40a0d61154f0756519eb4470f5c778fec9b81 100644
--- a/src/compiler/mips64/instruction-selector-mips64.cc
+++ b/src/compiler/mips64/instruction-selector-mips64.cc
@@ -617,6 +617,12 @@ void InstructionSelector::VisitFloat64Mod(Node* node) {
 }
 
 
+void InstructionSelector::VisitFloat64Max(Node* node) { UNREACHABLE(); }
+
+
+void InstructionSelector::VisitFloat64Min(Node* node) { UNREACHABLE(); }
+
+
 void InstructionSelector::VisitFloat64Sqrt(Node* node) {
   Mips64OperandGenerator g(this);
   Emit(kMips64SqrtD, g.DefineAsRegister(node), g.UseRegister(node->InputAt(0)));