rounding_mode.h

//
// Copyright (c) 2017 The Khronos Group Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//    http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
#ifndef __ROUNDING_MODE_H__
#define __ROUNDING_MODE_H__

#include "compat.h"

typedef enum {
  kDefaultRoundingMode = 0,
  kRoundToNearestEven,
  kRoundUp,
  kRoundDown,
  kRoundTowardZero,

  kRoundingModeCount
} RoundingMode;

typedef enum {
  kuchar = 0,
  kchar = 1,
  kushort = 2,
  kshort = 3,
  kuint = 4,
  kint = 5,
  kfloat = 6,
  kdouble = 7,
  kulong = 8,
  klong = 9,

  // This goes last
  kTypeCount
} Type;

extern RoundingMode set_round(RoundingMode r, Type outType);
extern RoundingMode get_round(void);
extern void* FlushToZero(void);
extern void UnFlushToZero(void* p);

#endif /* __ROUNDING_MODE_H__ */