target/hexagon/fma_emu.h

   1 /*
   2  *  Copyright(c) 2019-2022 Qualcomm Innovation Center, Inc. All Rights Reserved.
   3  *
   4  *  This program is free software; you can redistribute it and/or modify
   5  *  it under the terms of the GNU General Public License as published by
   6  *  the Free Software Foundation; either version 2 of the License, or
   7  *  (at your option) any later version.
   8  *
   9  *  This program is distributed in the hope that it will be useful,
  10  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  *  GNU General Public License for more details.
  13  *
  14  *  You should have received a copy of the GNU General Public License
  15  *  along with this program; if not, see <http://www.gnu.org/licenses/>.
  16  */
  17
  18 #ifndef HEXAGON_FMA_EMU_H
  19 #define HEXAGON_FMA_EMU_H
  20
  21 static inline bool is_finite(float64 x)
  22 {
  23     return !float64_is_any_nan(x) && !float64_is_infinity(x);
  24 }
  25
  26 int32_t float64_getexp(float64 f64);
  27 static inline uint32_t float32_getexp_raw(float32 f32)
  28 {
  29     return extract32(f32, 23, 8);
  30 }
  31 int32_t float32_getexp(float32 f32);
  32 float32 infinite_float32(uint8_t sign);
  33 float32 internal_fmafx(float32 a, float32 b, float32 c,
  34                        int scale, float_status *fp_status);
  35 float32 internal_mpyf(float32 a, float32 b, float_status *fp_status);
  36 float64 internal_mpyhh(float64 a, float64 b,
  37                        unsigned long long int accumulated,
  38                        float_status *fp_status);
  39
  40 #endif