diff options
Diffstat (limited to 'sysdeps/m68k/m680x0/fpu/s_remquo_template.c')
| -rw-r--r-- | sysdeps/m68k/m680x0/fpu/s_remquo_template.c | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/sysdeps/m68k/m680x0/fpu/s_remquo_template.c b/sysdeps/m68k/m680x0/fpu/s_remquo_template.c new file mode 100644 index 0000000000..e7c7be6271 --- /dev/null +++ b/sysdeps/m68k/m680x0/fpu/s_remquo_template.c @@ -0,0 +1,36 @@ +/* Compute remainder and a congruent to the quotient. m68k fpu version + Copyright (C) 1997-2018 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <math.h> + +FLOAT +M_DECL_FUNC (__remquo) (FLOAT x, FLOAT y, int *quo) +{ + FLOAT result; + int cquo, fpsr; + + __asm ("frem%.x %2,%0\n\tfmove%.l %/fpsr,%1" + : "=f" (result), "=dm" (fpsr) : "f" (y), "0" (x)); + cquo = (fpsr >> 16) & 0x7f; + if (fpsr & (1 << 23)) + cquo = -cquo; + *quo = cquo; + return result; +} +declare_mgen_alias (__remquo, remquo) |