1  /* Automatic switching between software and hardware IEEE 128-bit
       2     ISA 3.1 floating-point emulation for PowerPC.
       3  
       4     Copyright (C) 2016-2023 Free Software Foundation, Inc.
       5     This file is part of the GNU C Library.
       6     Contributed by Carl Love (cel@us.ibm.com)
       7     Code is based on the main soft-fp library written by:
       8  	Richard Henderson (rth@cygnus.com) and
       9  	Jakub Jelinek (jj@ultra.linux.cz).
      10  
      11     The GNU C Library is free software; you can redistribute it and/or
      12     modify it under the terms of the GNU Lesser General Public
      13     License as published by the Free Software Foundation; either
      14     version 2.1 of the License, or (at your option) any later version.
      15  
      16     In addition to the permissions in the GNU Lesser General Public
      17     License, the Free Software Foundation gives you unlimited
      18     permission to link the compiled version of this file into
      19     combinations with other programs, and to distribute those
      20     combinations without any restriction coming from the use of this
      21     file.  (The Lesser General Public License restrictions do apply in
      22     other respects; for example, they cover modification of the file,
      23     and distribution when not linked into a combine executable.)
      24  
      25     The GNU C Library is distributed in the hope that it will be useful,
      26     but WITHOUT ANY WARRANTY; without even the implied warranty of
      27     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      28     Lesser General Public License for more details.
      29  
      30     You should have received a copy of the GNU Lesser General Public
      31     License along with the GNU C Library; if not, see
      32     <http://www.gnu.org/licenses/>.  */
      33  
      34  /* Note, the hardware conversion instructions for 128-bit integers are
      35     supported for ISA 3.1 and later.  Only compile this file with -mcpu=power10
      36     or newer support.  */
      37  
      38  #include <soft-fp.h>
      39  #include <quad-float128.h>
      40  
      41  #ifndef __FLOAT128_HARDWARE__
      42  #error "This module must be compiled with IEEE 128-bit hardware support"
      43  #endif
      44  
      45  #ifndef _ARCH_PWR10
      46  #error "This module must be compiled for Power 10 support"
      47  #endif
      48  
      49  TFtype
      50  __floattikf_hw (TItype_ppc a)
      51  {
      52    return (TFtype) a;
      53  }
      54  
      55  TFtype
      56  __floatuntikf_hw (UTItype_ppc a)
      57  {
      58    return (TFtype) a;
      59  }
      60  
      61  TItype_ppc
      62  __fixkfti_hw (TFtype a)
      63  {
      64    return (TItype_ppc) a;
      65  }
      66  
      67  UTItype_ppc
      68  __fixunskfti_hw (TFtype a)
      69  {
      70    return (UTItype_ppc) a;
      71  }