aboutsummaryrefslogtreecommitdiff
path: root/math/s_cprojf.c
diff options
context:
space:
mode:
authorUlrich Drepper <drepper@redhat.com>2004-12-22 20:10:10 +0000
committerUlrich Drepper <drepper@redhat.com>2004-12-22 20:10:10 +0000
commita334319f6530564d22e775935d9c91663623a1b4 (patch)
treeb5877475619e4c938e98757d518bb1e9cbead751 /math/s_cprojf.c
parent0ecb606cb6cf65de1d9fc8a919bceb4be476c602 (diff)
downloadglibc-a334319f6530564d22e775935d9c91663623a1b4.zip
glibc-a334319f6530564d22e775935d9c91663623a1b4.tar.gz
glibc-a334319f6530564d22e775935d9c91663623a1b4.tar.bz2
(CFLAGS-tst-align.c): Add -mpreferred-stack-boundary=4.
Diffstat (limited to 'math/s_cprojf.c')
-rw-r--r--math/s_cprojf.c49
1 files changed, 0 insertions, 49 deletions
diff --git a/math/s_cprojf.c b/math/s_cprojf.c
deleted file mode 100644
index 83df13c..0000000
--- a/math/s_cprojf.c
+++ /dev/null
@@ -1,49 +0,0 @@
-/* Compute projection of complex float value to Riemann sphere.
- Copyright (C) 1997, 1999 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- Contributed by Ulrich Drepper <drepper@cygnus.com>, 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, write to the Free
- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA. */
-
-#include <complex.h>
-#include <math.h>
-
-
-__complex__ float
-__cprojf (__complex__ float x)
-{
- __complex__ float res;
-
- if (isnan (__real__ x) && isnan (__imag__ x))
- return x;
- else if (!isfinite (__real__ x) || !isfinite (__imag__ x))
- {
- __real__ res = INFINITY;
- __imag__ res = __copysignf (0.0, __imag__ x);
- }
- else
- {
- float den = __real__ x * __real__ x + __imag__ x * __imag__ x + 1.0;
-
- __real__ res = (2.0 * __real__ x) / den;
- __imag__ res = (2.0 * __imag__ x) / den;
- }
-
- return res;
-}
-#ifndef __cprojf
-weak_alias (__cprojf, cprojf)
-#endif