text: /*******************************************************************************
   *
   * MIT License
   *
   * Copyright (c) 2019 Advanced Micro Devices, Inc.
   *
   * Permission is hereby granted, free of charge, to any person obtaining a copy
   * of this software and associated documentation files (the "Software"), to deal
   * in the Software without restriction, including without limitation the rights
   * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
   * copies of the Software, and to permit persons to whom the Software is
   * furnished to do so, subject to the following conditions:
   *
   * The above copyright notice and this permission notice shall be included in all
   * copies or substantial portions of the Software.
   *
   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
   * SOFTWARE.
   *
   *******************************************************************************/
  #ifndef FLOAT_TYPES_HPP
  #define FLOAT_TYPES_HPP
  
  #include "bfloat16_dev.hpp"
  
  #define PPCAT_NX(A, B) A##B
  #define PPCAT(A, B) PPCAT_NX(A, B)
  #define TWO 2
  #define FOUR 4
  #define EIGHT 8
  
  #if MIOPEN_USE_FP16 == 1
  #ifdef __HIP_PLATFORM_HCC__
  #define FLOAT half
  #define FLOAT_ACCUM float
  #else
  #pragma OPENCL EXTENSION cl_khr_fp16 : enable
  #define _FLOAT half
  #define _FLOAT_ACCUM float
  #endif                 // __HIP_PLATFORM_HCC__
  #define SIZEOF_FLOAT 2 /* sizeof is unavailable for preprocessor */
  #ifndef HALF_MAX
  #define MAX_VAL 65504 /* max value */
  #else
  #define MAX_VAL HALF_MAX
  #endif // HALF_MAX
  #endif // MIOPEN_USE_FP16
  
  #if MIOPEN_USE_FP32 == 1
  #ifdef __HIP_PLATFORM_HCC__
  #define FLOAT float
  #define FLOAT_ACCUM float
  #else
  #define _FLOAT float
  #define _FLOAT_ACCUM float
  #endif                 // __HIP_PLATFORM_HCC__
  #define SIZEOF_FLOAT 4 /* sizeof is unavailable for preprocessor */
  #ifndef FLT_MAX
  #define MAX_VAL 3.402823466e+38F /* max value */
  #else
  #define MAX_VAL FLT_MAX
  #endif // FLT_MAX
  #endif // MIOPEN_USE_FP32
  
  #if MIOPEN_USE_BFP16 == 1
  #ifdef __HIP_PLATFORM_HCC__
  #define FLOAT ushort
  #define FLOAT_ACCUM float
  #else
  #define _FLOAT ushort
  #define _FLOAT_ACCUM float
  #endif                 //
  #define SIZEOF_FLOAT 2 /* sizeof is unavailable for preprocessor */
  #define MAX_VAL 0x7F7F /* max value */
  #endif                 // MIOPEN_USE_BFP16
  
  #if MIOPEN_USE_FP16 == 1
  #ifdef __HIP_PLATFORM_HCC__
  #define CVT_FLOAT2ACCUM(x) (static_cast<FLOAT_ACCUM>(x))
  #define CVT_ACCUM2FLOAT(x) (static_cast<FLOAT>(x))
  #else
  #define CVT_FLOAT2ACCUM(x) ((_FLOAT_ACCUM)(x))
  #define CVT_ACCUM2FLOAT(x) ((_FLOAT)(x))
  #endif // MIOPEN_BACKEND_HIP
  #endif // MIOPEN_USE_FP16
  
  #if MIOPEN_USE_FP32 == 1
  #ifdef __HIP_PLATFORM_HCC__
  #define CVT_FLOAT2ACCUM(x) (static_cast<FLOAT_ACCUM>(x))
  #define CVT_ACCUM2FLOAT(x) (static_cast<FLOAT>(x))
  #else
  #define CVT_FLOAT2ACCUM(x) ((_FLOAT_ACCUM)(x))
  #define CVT_ACCUM2FLOAT(x) ((_FLOAT)(x))
  #endif
  #endif // MIOPEN_USE_FP32
  
  #if MIOPEN_USE_BFP16 == 1
  #define CVT_FLOAT2ACCUM(x) bfloat16_to_float(x)
  #define CVT_ACCUM2FLOAT(x) float_to_bfloat16(x)
  #endif
  
  #ifndef __HIP_PLATFORM_HCC__
  #define _FLOAT2 PPCAT(_FLOAT, TWO)
  #endif
  
  #endif // FLOAT_TYPES_HPP
  