xref: /openbmc/qemu/target/hexagon/fma_emu.h (revision 15df33ceb73cb6bb3c6736cf4d2cff51129ed4b4)
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  
is_finite(float64 x)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);
float32_getexp_raw(float32 f32)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
41