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[/] [openrisc/] [tags/] [gnu-dev/] [fsf-gcc-snapshot-1-mar-12/] [or1k-gcc/] [libgfortran/] [config/] [fpu-sysv.h] - Rev 733
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/* SysV FPU-related code (for systems not otherwise supported). Copyright 2005, 2007, 2009, 2011 Free Software Foundation, Inc. Contributed by Francois-Xavier Coudert <coudert@clipper.ens.fr> This file is part of the GNU Fortran 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/>. */ /* FPU-related code for SysV platforms with fpsetmask(). */ void set_fpu (void) { int cw = 0; if (options.fpe & GFC_FPE_INVALID) #ifdef FP_X_INV cw |= FP_X_INV; #else estr_write ("Fortran runtime warning: IEEE 'invalid operation' " "exception not supported.\n"); #endif if (options.fpe & GFC_FPE_DENORMAL) #ifdef FP_X_DNML cw |= FP_X_DNML; #else estr_write ("Fortran runtime warning: Floating point 'denormal operand' " "exception not supported.\n"); #endif if (options.fpe & GFC_FPE_ZERO) #ifdef FP_X_DZ cw |= FP_X_DZ; #else estr_write ("Fortran runtime warning: IEEE 'division by zero' " "exception not supported.\n"); #endif if (options.fpe & GFC_FPE_OVERFLOW) #ifdef FP_X_OFL cw |= FP_X_OFL; #else estr_write ("Fortran runtime warning: IEEE 'overflow' " "exception not supported.\n"); #endif if (options.fpe & GFC_FPE_UNDERFLOW) #ifdef FP_X_UFL cw |= FP_X_UFL; #else estr_write ("Fortran runtime warning: IEEE 'underflow' " "exception not supported.\n"); #endif if (options.fpe & GFC_FPE_INEXACT) #ifdef FP_X_IMP cw |= FP_X_IMP; #else estr_write ("Fortran runtime warning: IEEE 'inexact' " "exception not supported.\n"); #endif fpsetmask(cw); }
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