Index: gcc/mpfr/div_2si.c |
diff --git a/gcc/mpfr/div_2si.c b/gcc/mpfr/div_2si.c |
deleted file mode 100644 |
index 57684ff3815af4c6b808dd8d69bb29e9f046dcb2..0000000000000000000000000000000000000000 |
--- a/gcc/mpfr/div_2si.c |
+++ /dev/null |
@@ -1,57 +0,0 @@ |
-/* mpfr_div_2si -- divide a floating-point number by a power of two |
- |
-Copyright 1999, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 Free Software Foundation, Inc. |
-Contributed by the Arenaire and Cacao projects, INRIA. |
- |
-This file is part of the GNU MPFR Library. |
- |
-The GNU MPFR 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 MPFR 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 MPFR Library; see the file COPYING.LIB. If not, write to |
-the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, |
-MA 02110-1301, USA. */ |
- |
-#include "mpfr-impl.h" |
- |
-int |
-mpfr_div_2si (mpfr_ptr y, mpfr_srcptr x, long int n, mp_rnd_t rnd_mode) |
-{ |
- int inexact; |
- |
- MPFR_LOG_FUNC (("x[%#R]=%R n=%ld rnd=%d", x, x, n, rnd_mode), |
- ("y[%#R]=%R inexact=%d", y, y, inexact)); |
- |
- inexact = MPFR_UNLIKELY(y != x) ? mpfr_set (y, x, rnd_mode) : 0; |
- |
- if (MPFR_LIKELY( MPFR_IS_PURE_FP(y) )) |
- { |
- mp_exp_t exp = MPFR_GET_EXP (y); |
- if (MPFR_UNLIKELY( n > 0 && (__gmpfr_emin > MPFR_EMAX_MAX - n || |
- exp < __gmpfr_emin + n)) ) |
- { |
- if (rnd_mode == GMP_RNDN && |
- (__gmpfr_emin > MPFR_EMAX_MAX - (n - 1) || |
- exp < __gmpfr_emin + (n - 1) || |
- (inexact >= 0 && mpfr_powerof2_raw (y)))) |
- rnd_mode = GMP_RNDZ; |
- return mpfr_underflow (y, rnd_mode, MPFR_SIGN(y)); |
- } |
- |
- if (MPFR_UNLIKELY(n < 0 && (__gmpfr_emax < MPFR_EMIN_MIN - n || |
- exp > __gmpfr_emax + n)) ) |
- return mpfr_overflow (y, rnd_mode, MPFR_SIGN(y)); |
- |
- MPFR_SET_EXP (y, exp - n); |
- } |
- |
- return inexact; |
-} |