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

src/mips64/constants-mips64.h

 // Copyright 2012 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.
 
 #ifndef  V8_MIPS_CONSTANTS_H_
 #define  V8_MIPS_CONSTANTS_H_
 
 #include "src/base/logging.h"
 #include "src/base/macros.h"
 #include "src/globals.h"
@@ skipping 801 matching lines @@
   mode_trunc = RZ
 };
 
 const uint32_t kFPURoundingModeMask = 3 << 0;
 
 enum CheckForInexactConversion {
   kCheckForInexactConversion,
   kDontCheckForInexactConversion
 };
 
+enum class MaxMinKind : int { kMin = 0, kMax = 1 };
 
 // -----------------------------------------------------------------------------
 // Hints.
 
 // Branch hints are not used on the MIPS.  They are defined so that they can
 // appear in shared function signatures, but will be ignored in MIPS
 // implementations.
 enum Hint {
   no_hint = 0
 };
@@ skipping 445 matching lines @@
   }
   return kUnsupported;
 }
 
 #undef OpcodeToBitNumber
 #undef FunctionFieldToBitNumber
 }  // namespace internal
 }  // namespace v8
 
 #endif    // #ifndef V8_MIPS_CONSTANTS_H_