sysdeps/powerpc/powerpc32/power6/fpu/s_llrint.S

   1 /* Round double to long int.  PowerPC32 on PowerPC64 version.
   2    Copyright (C) 2004-2014 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    The GNU C Library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library; if not, see
  17    <http://www.gnu.org/licenses/>.  */
  18
  19 #include <sysdep.h>
  20 #include <math_ldbl_opt.h>
  21
  22 /* long long int[r3, r4] __llrint (double x[fp1])  */
  23 ENTRY (__llrint)
  24         CALL_MCOUNT
  25         stwu    r1,-16(r1)
  26         cfi_adjust_cfa_offset (16)
  27         fctid   fp13,fp1
  28         stfd    fp13,8(r1)
  29 /* Insure the following load is in a different dispatch group by
  30    inserting "group ending nop".  */
  31         ori     r1,r1,0
  32         lwz     r3,8+HIWORD(r1)
  33         lwz     r4,8+LOWORD(r1)
  34         addi    r1,r1,16
  35         blr
  36         END (__llrint)
  37
  38 weak_alias (__llrint, llrint)
  39
  40 #ifdef NO_LONG_DOUBLE
  41 strong_alias (__llrint, __llrintl)
  42 weak_alias (__llrint, llrintl)
  43 #endif
  44 #if LONG_DOUBLE_COMPAT(libm, GLIBC_2_1)
  45 compat_symbol (libm, __llrint, llrintl, GLIBC_2_1)
  46 #endif