From 68b7efaadb1b6045a56277ea62d324c20ac0b633 Mon Sep 17 00:00:00 2001 From: Richard Henderson Date: Wed, 12 Feb 2014 06:54:57 -0800 Subject: Relocate alpha from ports to libc Also fixed the following whitespace nits to satisfy the push: sysdeps/alpha/alphaev6/memset.S:142: space before tab in indent. sysdeps/alpha/configure:1: new blank line at EOF. sysdeps/alpha/fpu/e_sqrt.c:126: space before tab in indent. sysdeps/alpha/preconfigure:1: new blank line at EOF. sysdeps/unix/sysv/linux/alpha/syscalls.list:1: new blank line at EOF. --- sysdeps/alpha/fpu/fclrexcpt.c | 47 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 47 insertions(+) create mode 100644 sysdeps/alpha/fpu/fclrexcpt.c (limited to 'sysdeps/alpha/fpu/fclrexcpt.c') diff --git a/sysdeps/alpha/fpu/fclrexcpt.c b/sysdeps/alpha/fpu/fclrexcpt.c new file mode 100644 index 0000000000..99bdbdf793 --- /dev/null +++ b/sysdeps/alpha/fpu/fclrexcpt.c @@ -0,0 +1,47 @@ +/* Clear given exceptions in current floating-point environment. + Copyright (C) 1997-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Richard Henderson , 1997. + + 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 + . */ + +#include + +int +__feclearexcept (int excepts) +{ + unsigned long int swcr; + + /* Get the current state. */ + swcr = __ieee_get_fp_control (); + + /* Clear the relevant bits. */ + swcr &= ~((unsigned long int) excepts & SWCR_STATUS_MASK); + + /* Put the new state in effect. */ + __ieee_set_fp_control (swcr); + + /* Success. */ + return 0; +} + +#include +#if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2) +strong_alias (__feclearexcept, __old_feclearexcept) +compat_symbol (libm, __old_feclearexcept, feclearexcept, GLIBC_2_1); +#endif + +libm_hidden_ver (__feclearexcept, feclearexcept) +versioned_symbol (libm, __feclearexcept, feclearexcept, GLIBC_2_2); -- cgit 1.4.1