sysdeps/s390/fpu/fenv_libc.h

   1 /* Copyright (C) 2000-2024 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3
   4    The GNU C Library is free software; you can redistribute it and/or
   5    modify it under the terms of the GNU Lesser General Public
   6    License as published by the Free Software Foundation; either
   7    version 2.1 of the License, or (at your option) any later version.
   8
   9    The GNU C Library 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 GNU
  12    Lesser General Public License for more details.
  13
  14    You should have received a copy of the GNU Lesser General Public
  15    License along with the GNU C Library; if not, see
  16    <https://www.gnu.org/licenses/>.  */
  17
  18 #ifndef _FENV_LIBC_H
  19 #define _FENV_LIBC_H    1
  20
  21 #include <fenv.h>
  22
  23 /* Definitions from asm/s390-regs-common.h that are needed in glibc.  */
  24
  25
  26 #define FPC_EXCEPTION_MASK      0xF8000000
  27 #define FPC_FLAGS_MASK          0x00F80000
  28 #define FPC_DXC_MASK            0x0000FF00
  29 #define FPC_RM_MASK             0x00000003
  30 #define FPC_VALID_MASK          ((FPC_EXCEPTION_MASK|FPC_FLAGS_MASK \
  31                                   |FPC_DXC_MASK|FPC_RM_MASK))
  32
  33 #define FPC_EXCEPTION_MASK_SHIFT        24
  34 #define FPC_FLAGS_SHIFT                 16
  35 #define FPC_DXC_SHIFT                   8
  36 #define FPC_NOT_FPU_EXCEPTION           0x300
  37
  38 #endif /* _FENV_LIBC_H */