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authorPaul E. Murphy <murphyp@linux.vnet.ibm.com>2016-06-28 08:49:23 -0500
committerPaul E. Murphy <murphyp@linux.vnet.ibm.com>2016-08-19 16:46:41 -0500
commitc50eee19c447d3f2c182dc3a22f2b01a053dca41 (patch)
tree3b5f0d5c832bad20fce31502026f27fd6915ea8f /math/s_csinf.c
parentffb84f5e197aaa9d46a35df84689c75d689d73cb (diff)
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Convert _Complex sine functions to generated code
Refactor s_c{,a}sin{,h}{f,,l} into a single templated
macro.
Diffstat (limited to 'math/s_csinf.c')
-rw-r--r--math/s_csinf.c169
1 files changed, 0 insertions, 169 deletions
diff --git a/math/s_csinf.c b/math/s_csinf.c
deleted file mode 100644
index 1256abcb85..0000000000
--- a/math/s_csinf.c
+++ /dev/null
@@ -1,169 +0,0 @@
-/* Complex sine 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
-__csinf (__complex__ float x)
-{
-  __complex__ float retval;
-  int negate = signbit (__real__ x);
-  int rcls = fpclassify (__real__ x);
-  int icls = fpclassify (__imag__ x);
-
-  __real__ x = fabsf (__real__ x);
-
-  if (__glibc_likely (icls >= FP_ZERO))
-    {
-      /* Imaginary part is finite.  */
-      if (__glibc_likely (rcls >= FP_ZERO))
-	{
-	  /* Real part is finite.  */
-	  const int t = (int) ((FLT_MAX_EXP - 1) * M_LN2);
-	  float sinix, cosix;
-
-	  if (__glibc_likely (__real__ x > FLT_MIN))
-	    {
-	      __sincosf (__real__ x, &sinix, &cosix);
-	    }
-	  else
-	    {
-	      sinix = __real__ x;
-	      cosix = 1.0f;
-	    }
-
-	  if (negate)
-	    sinix = -sinix;
-
-	  if (fabsf (__imag__ x) > t)
-	    {
-	      float exp_t = __ieee754_expf (t);
-	      float ix = fabsf (__imag__ x);
-	      if (signbit (__imag__ x))
-		cosix = -cosix;
-	      ix -= t;
-	      sinix *= exp_t / 2.0f;
-	      cosix *= exp_t / 2.0f;
-	      if (ix > t)
-		{
-		  ix -= t;
-		  sinix *= exp_t;
-		  cosix *= exp_t;
-		}
-	      if (ix > t)
-		{
-		  /* Overflow (original imaginary part of x > 3t).  */
-		  __real__ retval = FLT_MAX * sinix;
-		  __imag__ retval = FLT_MAX * cosix;
-		}
-	      else
-		{
-		  float exp_val = __ieee754_expf (ix);
-		  __real__ retval = exp_val * sinix;
-		  __imag__ retval = exp_val * cosix;
-		}
-	    }
-	  else
-	    {
-	      __real__ retval = __ieee754_coshf (__imag__ x) * sinix;
-	      __imag__ retval = __ieee754_sinhf (__imag__ x) * cosix;
-	    }
-
-	  math_check_force_underflow_complex (retval);
-	}
-      else
-	{
-	  if (icls == FP_ZERO)
-	    {
-	      /* Imaginary part is 0.0.  */
-	      __real__ retval = __nanf ("");
-	      __imag__ retval = __imag__ x;
-
-	      if (rcls == FP_INFINITE)
-		feraiseexcept (FE_INVALID);
-	    }
-	  else
-	    {
-	      __real__ retval = __nanf ("");
-	      __imag__ retval = __nanf ("");
-
-	      feraiseexcept (FE_INVALID);
-	    }
-	}
-    }
-  else if (icls == FP_INFINITE)
-    {
-      /* Imaginary part is infinite.  */
-      if (rcls == FP_ZERO)
-	{
-	  /* Real part is 0.0.  */
-	  __real__ retval = __copysignf (0.0, negate ? -1.0 : 1.0);
-	  __imag__ retval = __imag__ x;
-	}
-      else if (rcls > FP_ZERO)
-	{
-	  /* Real part is finite.  */
-	  float sinix, cosix;
-
-	  if (__glibc_likely (__real__ x > FLT_MIN))
-	    {
-	      __sincosf (__real__ x, &sinix, &cosix);
-	    }
-	  else
-	    {
-	      sinix = __real__ x;
-	      cosix = 1.0f;
-	    }
-
-	  __real__ retval = __copysignf (HUGE_VALF, sinix);
-	  __imag__ retval = __copysignf (HUGE_VALF, cosix);
-
-	  if (negate)
-	    __real__ retval = -__real__ retval;
-	  if (signbit (__imag__ x))
-	    __imag__ retval = -__imag__ retval;
-	}
-      else
-	{
-	  /* The addition raises the invalid exception.  */
-	  __real__ retval = __nanf ("");
-	  __imag__ retval = HUGE_VALF;
-
-	  if (rcls == FP_INFINITE)
-	    feraiseexcept (FE_INVALID);
-	}
-    }
-  else
-    {
-      if (rcls == FP_ZERO)
-	__real__ retval = __copysignf (0.0, negate ? -1.0 : 1.0);
-      else
-	__real__ retval = __nanf ("");
-      __imag__ retval = __nanf ("");
-    }
-
-  return retval;
-}
-#ifndef __csinf
-weak_alias (__csinf, csinf)
-#endif