MIPS: Fix FPU min, max, mina, maxa in simulator.

src/mips64/simulator-mips64.h

Index: src/mips64/simulator-mips64.h
diff --git a/src/mips64/simulator-mips64.h b/src/mips64/simulator-mips64.h
index 7f60a7463929941e8939708db10083035282cd26..ef6602ff8300645243a9f9eab1fb299d8da4a9ef 100644
--- a/src/mips64/simulator-mips64.h
+++ b/src/mips64/simulator-mips64.h
@@ -315,6 +315,24 @@ class Simulator {
   inline int32_t SetDoubleHIW(double* addr);
   inline int32_t SetDoubleLOW(double* addr);
 
+  // Min/Max template functions for Double and Single arguments.
+  enum class IsMin : int { kMin = 0, kMax = 1 };
+
+  template <typename T>
+  bool FPUProcessNaNsAndZeros(T a, T b, IsMin min, T& result);
+
+  template <typename T>
+  T FPUMin(T a, T b);
+
+  template <typename T>
+  T FPUMax(T a, T b);
+
+  template <typename T>
+  T FPUMinA(T a, T b);
+
+  template <typename T>
+  T FPUMaxA(T a, T b);
+
   // functions called from DecodeTypeRegister.
   void DecodeTypeRegisterCOP1();