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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [libgfortran/] [generated/] [rrspacing_r16.c] - Rev 866
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/* Implementation of the RRSPACING intrinsic Copyright 2006, 2007, 2009, 2010 Free Software Foundation, Inc. Contributed by Steven G. Kargl <kargl@gcc.gnu.org> This file is part of the GNU Fortran 95 runtime library (libgfortran). Libgfortran is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. Libgfortran is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. Under Section 7 of GPL version 3, you are granted additional permissions described in the GCC Runtime Library Exception, version 3.1, as published by the Free Software Foundation. You should have received a copy of the GNU General Public License and a copy of the GCC Runtime Library Exception along with this program; see the files COPYING3 and COPYING.RUNTIME respectively. If not, see <http://www.gnu.org/licenses/>. */ #include "libgfortran.h" #if defined(GFC_REAL_16_IS_FLOAT128) #define MATHFUNC(funcname) funcname ## q #else #define MATHFUNC(funcname) funcname ## l #endif #if defined (HAVE_GFC_REAL_16) && (defined(GFC_REAL_16_IS_FLOAT128) || defined(HAVE_FABSL)) && (defined(GFC_REAL_16_IS_FLOAT128) || defined(HAVE_FREXPL)) extern GFC_REAL_16 rrspacing_r16 (GFC_REAL_16 s, int p); export_proto(rrspacing_r16); GFC_REAL_16 rrspacing_r16 (GFC_REAL_16 s, int p) { int e; GFC_REAL_16 x; x = MATHFUNC(fabs) (s); if (x == 0.) return 0.; MATHFUNC(frexp) (s, &e); #if (defined(GFC_REAL_16_IS_FLOAT128) || defined(HAVE_LDEXPL)) return MATHFUNC(ldexp) (x, p - e); #else return MATHFUNC(scalbn) (x, p - e); #endif } #endif
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