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authorPaul E. Murphy <murphyp@linux.vnet.ibm.com>2016-06-27 17:11:46 -0500
committerPaul E. Murphy <murphyp@linux.vnet.ibm.com>2016-08-19 11:28:55 -0500
commit01ee387015a2075c45a4e1ad45d39e50b5a6d40b (patch)
treec8d2a88b0900c294d5e82fe869908d46b3ca838f /math/s_ccoshf.c
parent281f5073e5a6d2cd3733acd9c773c8c6340468c4 (diff)
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Convert _Complex cosine functions to generated code
This is fairly straight fowards. m68k overrides are updated to use the framework, and thus are simplified a bit.
Diffstat (limited to 'math/s_ccoshf.c')
-rw-r--r--math/s_ccoshf.c145
1 files changed, 0 insertions, 145 deletions
diff --git a/math/s_ccoshf.c b/math/s_ccoshf.c
deleted file mode 100644
index d572b76193..0000000000
--- a/math/s_ccoshf.c
+++ /dev/null
@@ -1,145 +0,0 @@
-/* Complex cosine hyperbole function for float.
- Copyright (C) 1997-2016 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, see
- <http://www.gnu.org/licenses/>. */
-
-#include <complex.h>
-#include <fenv.h>
-#include <math.h>
-#include <math_private.h>
-#include <float.h>
-
-__complex__ float
-__ccoshf (__complex__ float x)
-{
- __complex__ float retval;
- int rcls = fpclassify (__real__ x);
- int icls = fpclassify (__imag__ x);
-
- if (__glibc_likely (rcls >= FP_ZERO))
- {
- /* Real part is finite. */
- if (__glibc_likely (icls >= FP_ZERO))
- {
- /* Imaginary part is finite. */
- const int t = (int) ((FLT_MAX_EXP - 1) * M_LN2);
- float sinix, cosix;
-
- if (__glibc_likely (fabsf (__imag__ x) > FLT_MIN))
- {
- __sincosf (__imag__ x, &sinix, &cosix);
- }
- else
- {
- sinix = __imag__ x;
- cosix = 1.0f;
- }
-
- if (fabsf (__real__ x) > t)
- {
- float exp_t = __ieee754_expf (t);
- float rx = fabsf (__real__ x);
- if (signbit (__real__ x))
- sinix = -sinix;
- rx -= t;
- sinix *= exp_t / 2.0f;
- cosix *= exp_t / 2.0f;
- if (rx > t)
- {
- rx -= t;
- sinix *= exp_t;
- cosix *= exp_t;
- }
- if (rx > t)
- {
- /* Overflow (original real part of x > 3t). */
- __real__ retval = FLT_MAX * cosix;
- __imag__ retval = FLT_MAX * sinix;
- }
- else
- {
- float exp_val = __ieee754_expf (rx);
- __real__ retval = exp_val * cosix;
- __imag__ retval = exp_val * sinix;
- }
- }
- else
- {
- __real__ retval = __ieee754_coshf (__real__ x) * cosix;
- __imag__ retval = __ieee754_sinhf (__real__ x) * sinix;
- }
-
- math_check_force_underflow_complex (retval);
- }
- else
- {
- __imag__ retval = __real__ x == 0.0 ? 0.0 : __nanf ("");
- __real__ retval = __nanf ("");
-
- if (icls == FP_INFINITE)
- feraiseexcept (FE_INVALID);
- }
- }
- else if (rcls == FP_INFINITE)
- {
- /* Real part is infinite. */
- if (__glibc_likely (icls > FP_ZERO))
- {
- /* Imaginary part is finite. */
- float sinix, cosix;
-
- if (__glibc_likely (fabsf (__imag__ x) > FLT_MIN))
- {
- __sincosf (__imag__ x, &sinix, &cosix);
- }
- else
- {
- sinix = __imag__ x;
- cosix = 1.0f;
- }
-
- __real__ retval = __copysignf (HUGE_VALF, cosix);
- __imag__ retval = (__copysignf (HUGE_VALF, sinix)
- * __copysignf (1.0, __real__ x));
- }
- else if (icls == FP_ZERO)
- {
- /* Imaginary part is 0.0. */
- __real__ retval = HUGE_VALF;
- __imag__ retval = __imag__ x * __copysignf (1.0, __real__ x);
- }
- else
- {
- /* The addition raises the invalid exception. */
- __real__ retval = HUGE_VALF;
- __imag__ retval = __nanf ("") + __nanf ("");
-
- if (icls == FP_INFINITE)
- feraiseexcept (FE_INVALID);
- }
- }
- else
- {
- __real__ retval = __nanf ("");
- __imag__ retval = __imag__ x == 0.0 ? __imag__ x : __nanf ("");
- }
-
- return retval;
-}
-#ifndef __ccoshf
-weak_alias (__ccoshf, ccoshf)
-#endif