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.

17 files changed, 95 insertions, 1083 deletions

diff --git a/math/Makefile b/math/Makefile
index 2ff1405110..e02b430e04 100644
--- a/math/Makefile
+++ b/math/Makefile
@@ -45,7 +45,8 @@ libm-support = s_lib_version s_matherr s_signgam			\
 
 # Wrappers for these functions generated per type using a file named
 # <func>_template.c and the appropriate math-type-macros-<TYPE>.h.
-gen-libm-calls = cargF conjF cimagF crealF cabsF
+gen-libm-calls = cargF conjF cimagF crealF cabsF s_cacosF \
+	         s_cacoshF s_ccosF s_ccoshF
 
 libm-calls =								  \
 	e_acosF e_acoshF e_asinF e_atan2F e_atanhF e_coshF e_expF e_fmodF \
@@ -63,9 +64,9 @@ libm-calls =								  \
 	w_ilogbF							  \
 	s_fpclassifyF s_fmaxF s_fminF s_fdimF s_nanF s_truncF		  \
 	s_remquoF e_log2F e_exp2F s_roundF s_nearbyintF s_sincosF	  \
-	s_cexpF s_csinhF s_ccoshF s_clogF				  \
-	s_catanF s_casinF s_ccosF s_csinF s_ctanF s_ctanhF s_cacosF	  \
-	s_casinhF s_cacoshF s_catanhF s_csqrtF s_cpowF s_cprojF s_clog10F \
+	s_cexpF s_csinhF s_clogF				  	  \
+	s_catanF s_casinF s_csinF s_ctanF s_ctanhF			  \
+	s_casinhF s_catanhF s_csqrtF s_cpowF s_cprojF s_clog10F 	  \
 	s_fmaF s_lrintF s_llrintF s_lroundF s_llroundF e_exp10F w_log2F	  \
 	s_issignalingF $(calls:s_%=m_%) x2y2m1F k_casinhF		  \
 	gamma_productF lgamma_negF lgamma_productF			  \
diff --git a/math/s_cacos.c b/math/s_cacos.c
deleted file mode 100644
index 234b12271b..0000000000
--- a/math/s_cacos.c
+++ /dev/null
@@ -1,58 +0,0 @@
-/* Return cosine of complex double value.
-   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 <math.h>
-
-__complex__ double
-__cacos (__complex__ double x)
-{
-  __complex__ double y;
-  __complex__ double res;
-  int rcls = fpclassify (__real__ x);
-  int icls = fpclassify (__imag__ x);
-
-  if (rcls <= FP_INFINITE || icls <= FP_INFINITE
-      || (rcls == FP_ZERO && icls == FP_ZERO))
-    {
-      y = __casin (x);
-
-      __real__ res = (double) M_PI_2 - __real__ y;
-      if (__real__ res == 0.0)
-	__real__ res = 0.0;
-      __imag__ res = -__imag__ y;
-    }
-  else
-    {
-      __real__ y = -__imag__ x;
-      __imag__ y = __real__ x;
-
-      y = __kernel_casinh (y, 1);
-
-      __real__ res = __imag__ y;
-      __imag__ res = __real__ y;
-    }
-
-  return res;
-}
-weak_alias (__cacos, cacos)
-#ifdef NO_LONG_DOUBLE
-strong_alias (__cacos, __cacosl)
-weak_alias (__cacos, cacosl)
-#endif
diff --git a/math/s_cacos_template.c b/math/s_cacos_template.c
index 234b12271b..6494a1f2f6 100644
--- a/math/s_cacos_template.c
+++ b/math/s_cacos_template.c
@@ -1,4 +1,4 @@
-/* Return cosine of complex double value.
+/* Return cosine of a complex type.
    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.
@@ -20,22 +20,22 @@
 #include <complex.h>
 #include <math.h>
 
-__complex__ double
-__cacos (__complex__ double x)
+CFLOAT
+M_DECL_FUNC (__cacos) (CFLOAT x)
 {
-  __complex__ double y;
-  __complex__ double res;
+  CFLOAT y;
+  CFLOAT res;
   int rcls = fpclassify (__real__ x);
   int icls = fpclassify (__imag__ x);
 
   if (rcls <= FP_INFINITE || icls <= FP_INFINITE
       || (rcls == FP_ZERO && icls == FP_ZERO))
     {
-      y = __casin (x);
+      y = M_SUF (__casin) (x);
 
-      __real__ res = (double) M_PI_2 - __real__ y;
-      if (__real__ res == 0.0)
-	__real__ res = 0.0;
+      __real__ res = (FLOAT) M_MLIT (M_PI_2) - __real__ y;
+      if (__real__ res == 0)
+	__real__ res = 0;
       __imag__ res = -__imag__ y;
     }
   else
@@ -43,7 +43,7 @@ __cacos (__complex__ double x)
       __real__ y = -__imag__ x;
       __imag__ y = __real__ x;
 
-      y = __kernel_casinh (y, 1);
+      y = M_SUF (__kernel_casinh) (y, 1);
 
       __real__ res = __imag__ y;
       __imag__ res = __real__ y;
@@ -51,8 +51,9 @@ __cacos (__complex__ double x)
 
   return res;
 }
-weak_alias (__cacos, cacos)
-#ifdef NO_LONG_DOUBLE
-strong_alias (__cacos, __cacosl)
-weak_alias (__cacos, cacosl)
+
+declare_mgen_alias (__cacos, cacos);
+
+#if M_LIBM_NEED_COMPAT (carg)
+declare_mgen_libm_compat (__cacos, cacos)
 #endif
diff --git a/math/s_cacosf.c b/math/s_cacosf.c
deleted file mode 100644
index ab5239281d..0000000000
--- a/math/s_cacosf.c
+++ /dev/null
@@ -1,56 +0,0 @@
-/* Return cosine of complex float value.
-   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 <math.h>
-
-__complex__ float
-__cacosf (__complex__ float x)
-{
-  __complex__ float y;
-  __complex__ float res;
-  int rcls = fpclassify (__real__ x);
-  int icls = fpclassify (__imag__ x);
-
-  if (rcls <= FP_INFINITE || icls <= FP_INFINITE
-      || (rcls == FP_ZERO && icls == FP_ZERO))
-    {
-      y = __casinf (x);
-
-      __real__ res = (float) M_PI_2 - __real__ y;
-      if (__real__ res == 0.0f)
-	__real__ res = 0.0f;
-      __imag__ res = -__imag__ y;
-    }
-  else
-    {
-      __real__ y = -__imag__ x;
-      __imag__ y = __real__ x;
-
-      y = __kernel_casinhf (y, 1);
-
-      __real__ res = __imag__ y;
-      __imag__ res = __real__ y;
-    }
-
-  return res;
-}
-#ifndef __cacosf
-weak_alias (__cacosf, cacosf)
-#endif
diff --git a/math/s_cacosh.c b/math/s_cacosh.c
deleted file mode 100644
index 20bf2158b8..0000000000
--- a/math/s_cacosh.c
+++ /dev/null
@@ -1,94 +0,0 @@
-/* Return arc hyperbole cosine for double value.
-   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 <math.h>
-#include <math_private.h>
-
-
-__complex__ double
-__cacosh (__complex__ double x)
-{
-  __complex__ double res;
-  int rcls = fpclassify (__real__ x);
-  int icls = fpclassify (__imag__ x);
-
-  if (rcls <= FP_INFINITE || icls <= FP_INFINITE)
-    {
-      if (icls == FP_INFINITE)
-	{
-	  __real__ res = HUGE_VAL;
-
-	  if (rcls == FP_NAN)
-	    __imag__ res = __nan ("");
-	  else
-	    __imag__ res = __copysign ((rcls == FP_INFINITE
-					? (__real__ x < 0.0
-					   ? M_PI - M_PI_4 : M_PI_4)
-					: M_PI_2), __imag__ x);
-	}
-      else if (rcls == FP_INFINITE)
-	{
-	  __real__ res = HUGE_VAL;
-
-	  if (icls >= FP_ZERO)
-	    __imag__ res = __copysign (signbit (__real__ x) ? M_PI : 0.0,
-				       __imag__ x);
-	  else
-	    __imag__ res = __nan ("");
-	}
-      else
-	{
-	  __real__ res = __nan ("");
-	  __imag__ res = __nan ("");
-	}
-    }
-  else if (rcls == FP_ZERO && icls == FP_ZERO)
-    {
-      __real__ res = 0.0;
-      __imag__ res = __copysign (M_PI_2, __imag__ x);
-    }
-  else
-    {
-      __complex__ double y;
-
-      __real__ y = -__imag__ x;
-      __imag__ y = __real__ x;
-
-      y = __kernel_casinh (y, 1);
-
-      if (signbit (__imag__ x))
-	{
-	  __real__ res = __real__ y;
-	  __imag__ res = -__imag__ y;
-	}
-      else
-	{
-	  __real__ res = -__real__ y;
-	  __imag__ res = __imag__ y;
-	}
-    }
-
-  return res;
-}
-weak_alias (__cacosh, cacosh)
-#ifdef NO_LONG_DOUBLE
-strong_alias (__cacosh, __cacoshl)
-weak_alias (__cacosh, cacoshl)
-#endif
diff --git a/math/s_cacosh_template.c b/math/s_cacosh_template.c
index 20bf2158b8..e44da39a10 100644
--- a/math/s_cacosh_template.c
+++ b/math/s_cacosh_template.c
@@ -1,4 +1,4 @@
-/* Return arc hyperbole cosine for double value.
+/* Return arc hyperbolic cosine for a complex type.
    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.
@@ -22,10 +22,10 @@
 #include <math_private.h>
 
 
-__complex__ double
-__cacosh (__complex__ double x)
+CFLOAT
+M_DECL_FUNC (__cacosh) (CFLOAT x)
 {
-  __complex__ double res;
+  CFLOAT res;
   int rcls = fpclassify (__real__ x);
   int icls = fpclassify (__imag__ x);
 
@@ -33,45 +33,46 @@ __cacosh (__complex__ double x)
     {
       if (icls == FP_INFINITE)
 	{
-	  __real__ res = HUGE_VAL;
+	  __real__ res = M_HUGE_VAL;
 
 	  if (rcls == FP_NAN)
-	    __imag__ res = __nan ("");
+	    __imag__ res = M_NAN;
 	  else
-	    __imag__ res = __copysign ((rcls == FP_INFINITE
-					? (__real__ x < 0.0
-					   ? M_PI - M_PI_4 : M_PI_4)
-					: M_PI_2), __imag__ x);
+	    __imag__ res = M_COPYSIGN ((rcls == FP_INFINITE
+					? (__real__ x < 0
+					   ? M_MLIT (M_PI) - M_MLIT (M_PI_4)
+					   : M_MLIT (M_PI_4))
+					: M_MLIT (M_PI_2)), __imag__ x);
 	}
       else if (rcls == FP_INFINITE)
 	{
-	  __real__ res = HUGE_VAL;
+	  __real__ res = M_HUGE_VAL;
 
 	  if (icls >= FP_ZERO)
-	    __imag__ res = __copysign (signbit (__real__ x) ? M_PI : 0.0,
-				       __imag__ x);
+	    __imag__ res = M_COPYSIGN (signbit (__real__ x)
+				       ? M_MLIT (M_PI) : 0, __imag__ x);
 	  else
-	    __imag__ res = __nan ("");
+	    __imag__ res = M_NAN;
 	}
       else
 	{
-	  __real__ res = __nan ("");
-	  __imag__ res = __nan ("");
+	  __real__ res = M_NAN;
+	  __imag__ res = M_NAN;
 	}
     }
   else if (rcls == FP_ZERO && icls == FP_ZERO)
     {
-      __real__ res = 0.0;
-      __imag__ res = __copysign (M_PI_2, __imag__ x);
+      __real__ res = 0;
+      __imag__ res = M_COPYSIGN (M_MLIT (M_PI_2), __imag__ x);
     }
   else
     {
-      __complex__ double y;
+      CFLOAT y;
 
       __real__ y = -__imag__ x;
       __imag__ y = __real__ x;
 
-      y = __kernel_casinh (y, 1);
+      y = M_SUF (__kernel_casinh) (y, 1);
 
       if (signbit (__imag__ x))
 	{
@@ -87,8 +88,9 @@ __cacosh (__complex__ double x)
 
   return res;
 }
-weak_alias (__cacosh, cacosh)
-#ifdef NO_LONG_DOUBLE
-strong_alias (__cacosh, __cacoshl)
-weak_alias (__cacosh, cacoshl)
+
+declare_mgen_alias (__cacosh, cacosh)
+
+#if M_LIBM_NEED_COMPAT (cacosh)
+declare_mgen_libm_compat (__cacosh, cacosh)
 #endif
diff --git a/math/s_cacoshf.c b/math/s_cacoshf.c
deleted file mode 100644
index f1a1369705..0000000000
--- a/math/s_cacoshf.c
+++ /dev/null
@@ -1,92 +0,0 @@
-/* Return arc hyperbole cosine for float value.
-   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 <math.h>
-
-#include <math_private.h>
-
-__complex__ float
-__cacoshf (__complex__ float x)
-{
-  __complex__ float res;
-  int rcls = fpclassify (__real__ x);
-  int icls = fpclassify (__imag__ x);
-
-  if (rcls <= FP_INFINITE || icls <= FP_INFINITE)
-    {
-      if (icls == FP_INFINITE)
-	{
-	  __real__ res = HUGE_VALF;
-
-	  if (rcls == FP_NAN)
-	    __imag__ res = __nanf ("");
-	  else
-	    __imag__ res = __copysignf ((rcls == FP_INFINITE
-					 ? (__real__ x < 0.0
-					    ? M_PI - M_PI_4 : M_PI_4)
-					 : M_PI_2), __imag__ x);
-	}
-      else if (rcls == FP_INFINITE)
-	{
-	  __real__ res = HUGE_VALF;
-
-	  if (icls >= FP_ZERO)
-	    __imag__ res = __copysignf (signbit (__real__ x) ? M_PI : 0.0,
-					__imag__ x);
-	  else
-	    __imag__ res = __nanf ("");
-	}
-      else
-	{
-	  __real__ res = __nanf ("");
-	  __imag__ res = __nanf ("");
-	}
-    }
-  else if (rcls == FP_ZERO && icls == FP_ZERO)
-    {
-      __real__ res = 0.0;
-      __imag__ res = __copysignf (M_PI_2, __imag__ x);
-    }
-  else
-    {
-      __complex__ float y;
-
-      __real__ y = -__imag__ x;
-      __imag__ y = __real__ x;
-
-      y = __kernel_casinhf (y, 1);
-
-      if (signbit (__imag__ x))
-	{
-	  __real__ res = __real__ y;
-	  __imag__ res = -__imag__ y;
-	}
-      else
-	{
-	  __real__ res = -__real__ y;
-	  __imag__ res = __imag__ y;
-	}
-    }
-
-  return res;
-}
-#ifndef __cacoshf
-weak_alias (__cacoshf, cacoshf)
-#endif
diff --git a/math/s_cacoshl.c b/math/s_cacoshl.c
deleted file mode 100644
index c512c2ad71..0000000000
--- a/math/s_cacoshl.c
+++ /dev/null
@@ -1,90 +0,0 @@
-/* Return arc hyperbole cosine for long double value.
-   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 <math.h>
-#include <math_private.h>
-
-
-__complex__ long double
-__cacoshl (__complex__ long double x)
-{
-  __complex__ long double res;
-  int rcls = fpclassify (__real__ x);
-  int icls = fpclassify (__imag__ x);
-
-  if (rcls <= FP_INFINITE || icls <= FP_INFINITE)
-    {
-      if (icls == FP_INFINITE)
-	{
-	  __real__ res = HUGE_VALL;
-
-	  if (rcls == FP_NAN)
-	    __imag__ res = __nanl ("");
-	  else
-	    __imag__ res = __copysignl ((rcls == FP_INFINITE
-					 ? (__real__ x < 0.0
-					    ? M_PIl - M_PI_4l : M_PI_4l)
-					 : M_PI_2l), __imag__ x);
-	}
-      else if (rcls == FP_INFINITE)
-	{
-	  __real__ res = HUGE_VALL;
-
-	  if (icls >= FP_ZERO)
-	    __imag__ res = __copysignl (signbit (__real__ x) ? M_PIl : 0.0,
-					__imag__ x);
-	  else
-	    __imag__ res = __nanl ("");
-	}
-      else
-	{
-	  __real__ res = __nanl ("");
-	  __imag__ res = __nanl ("");
-	}
-    }
-  else if (rcls == FP_ZERO && icls == FP_ZERO)
-    {
-      __real__ res = 0.0;
-      __imag__ res = __copysignl (M_PI_2l, __imag__ x);
-    }
-  else
-    {
-      __complex__ long double y;
-
-      __real__ y = -__imag__ x;
-      __imag__ y = __real__ x;
-
-      y = __kernel_casinhl (y, 1);
-
-      if (signbit (__imag__ x))
-	{
-	  __real__ res = __real__ y;
-	  __imag__ res = -__imag__ y;
-	}
-      else
-	{
-	  __real__ res = -__real__ y;
-	  __imag__ res = __imag__ y;
-	}
-    }
-
-  return res;
-}
-weak_alias (__cacoshl, cacoshl)
diff --git a/math/s_cacosl.c b/math/s_cacosl.c
deleted file mode 100644
index 33858873e0..0000000000
--- a/math/s_cacosl.c
+++ /dev/null
@@ -1,54 +0,0 @@
-/* Return cosine of complex long double value.
-   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 <math.h>
-
-__complex__ long double
-__cacosl (__complex__ long double x)
-{
-  __complex__ long double y;
-  __complex__ long double res;
-  int rcls = fpclassify (__real__ x);
-  int icls = fpclassify (__imag__ x);
-
-  if (rcls <= FP_INFINITE || icls <= FP_INFINITE
-      || (rcls == FP_ZERO && icls == FP_ZERO))
-    {
-      y = __casinl (x);
-
-      __real__ res = M_PI_2l - __real__ y;
-      if (__real__ res == 0.0L)
-	__real__ res = 0.0L;
-      __imag__ res = -__imag__ y;
-    }
-  else
-    {
-      __real__ y = -__imag__ x;
-      __imag__ y = __real__ x;
-
-      y = __kernel_casinhl (y, 1);
-
-      __real__ res = __imag__ y;
-      __imag__ res = __real__ y;
-    }
-
-  return res;
-}
-weak_alias (__cacosl, cacosl)
diff --git a/math/s_ccos.c b/math/s_ccos.c
deleted file mode 100644
index e484551aee..0000000000
--- a/math/s_ccos.c
+++ /dev/null
@@ -1,40 +0,0 @@
-/* Return cosine of complex double value.
-   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>
-
-
-__complex__ double
-__ccos (__complex__ double x)
-{
-  __complex__ double y;
-
-  __real__ y = -__imag__ x;
-  __imag__ y = __real__ x;
-
-  return __ccosh (y);
-}
-weak_alias (__ccos, ccos)
-#ifdef NO_LONG_DOUBLE
-strong_alias (__ccos, __ccosl)
-weak_alias (__ccos, ccosl)
-#endif
diff --git a/math/s_ccos_template.c b/math/s_ccos_template.c
index e484551aee..becaa2d27c 100644
--- a/math/s_ccos_template.c
+++ b/math/s_ccos_template.c
@@ -1,4 +1,4 @@
-/* Return cosine of complex double value.
+/* Return cosine of complex float type.
    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.
@@ -22,19 +22,19 @@
 #include <math.h>
 #include <math_private.h>
 
-
-__complex__ double
-__ccos (__complex__ double x)
+CFLOAT
+M_DECL_FUNC (__ccos) (CFLOAT x)
 {
-  __complex__ double y;
+  CFLOAT y;
 
   __real__ y = -__imag__ x;
   __imag__ y = __real__ x;
 
-  return __ccosh (y);
+  return M_SUF (__ccosh) (y);
 }
-weak_alias (__ccos, ccos)
-#ifdef NO_LONG_DOUBLE
-strong_alias (__ccos, __ccosl)
-weak_alias (__ccos, ccosl)
+
+declare_mgen_alias (__ccos, ccos);
+
+#if M_LIBM_NEED_COMPAT (carg)
+declare_mgen_libm_compat (__ccos, ccos)
 #endif
diff --git a/math/s_ccosf.c b/math/s_ccosf.c
deleted file mode 100644
index c7da3fe9ed..0000000000
--- a/math/s_ccosf.c
+++ /dev/null
@@ -1,38 +0,0 @@
-/* Return cosine of complex float value.
-   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>
-
-
-__complex__ float
-__ccosf (__complex__ float x)
-{
-  __complex__ float y;
-
-  __real__ y = -__imag__ x;
-  __imag__ y = __real__ x;
-
-  return __ccoshf (y);
-}
-#ifndef __ccosf
-weak_alias (__ccosf, ccosf)
-#endif
diff --git a/math/s_ccosh.c b/math/s_ccosh.c
deleted file mode 100644
index 4c2f3008a3..0000000000
--- a/math/s_ccosh.c
+++ /dev/null
@@ -1,147 +0,0 @@
-/* Complex cosine hyperbole function for double.
-   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__ double
-__ccosh (__complex__ double x)
-{
-  __complex__ double 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) ((DBL_MAX_EXP - 1) * M_LN2);
-	  double sinix, cosix;
-
-	  if (__glibc_likely (fabs (__imag__ x) > DBL_MIN))
-	    {
-	      __sincos (__imag__ x, &sinix, &cosix);
-	    }
-	  else
-	    {
-	      sinix = __imag__ x;
-	      cosix = 1.0;
-	    }
-
-	  if (fabs (__real__ x) > t)
-	    {
-	      double exp_t = __ieee754_exp (t);
-	      double rx = fabs (__real__ x);
-	      if (signbit (__real__ x))
-		sinix = -sinix;
-	      rx -= t;
-	      sinix *= exp_t / 2.0;
-	      cosix *= exp_t / 2.0;
-	      if (rx > t)
-		{
-		  rx -= t;
-		  sinix *= exp_t;
-		  cosix *= exp_t;
-		}
-	      if (rx > t)
-		{
-		  /* Overflow (original real part of x > 3t).  */
-		  __real__ retval = DBL_MAX * cosix;
-		  __imag__ retval = DBL_MAX * sinix;
-		}
-	      else
-		{
-		  double exp_val = __ieee754_exp (rx);
-		  __real__ retval = exp_val * cosix;
-		  __imag__ retval = exp_val * sinix;
-		}
-	    }
-	  else
-	    {
-	      __real__ retval = __ieee754_cosh (__real__ x) * cosix;
-	      __imag__ retval = __ieee754_sinh (__real__ x) * sinix;
-	    }
-
-	  math_check_force_underflow_complex (retval);
-	}
-      else
-	{
-	  __imag__ retval = __real__ x == 0.0 ? 0.0 : __nan ("");
-	  __real__ retval = __nan ("") + __nan ("");
-
-	  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.  */
-	  double sinix, cosix;
-
-	  if (__glibc_likely (fabs (__imag__ x) > DBL_MIN))
-	    {
-	      __sincos (__imag__ x, &sinix, &cosix);
-	    }
-	  else
-	    {
-	      sinix = __imag__ x;
-	      cosix = 1.0;
-	    }
-
-	  __real__ retval = __copysign (HUGE_VAL, cosix);
-	  __imag__ retval = (__copysign (HUGE_VAL, sinix)
-			     * __copysign (1.0, __real__ x));
-	}
-      else if (icls == FP_ZERO)
-	{
-	  /* Imaginary part is 0.0.  */
-	  __real__ retval = HUGE_VAL;
-	  __imag__ retval = __imag__ x * __copysign (1.0, __real__ x);
-	}
-      else
-	{
-	  /* The addition raises the invalid exception.  */
-	  __real__ retval = HUGE_VAL;
-	  __imag__ retval = __nan ("") + __nan ("");
-
-	  if (icls == FP_INFINITE)
-	    feraiseexcept (FE_INVALID);
-	}
-    }
-  else
-    {
-      __real__ retval = __nan ("");
-      __imag__ retval = __imag__ x == 0.0 ? __imag__ x : __nan ("");
-    }
-
-  return retval;
-}
-weak_alias (__ccosh, ccosh)
-#ifdef NO_LONG_DOUBLE
-strong_alias (__ccosh, __ccoshl)
-weak_alias (__ccosh, ccoshl)
-#endif
diff --git a/math/s_ccosh_template.c b/math/s_ccosh_template.c
index 4c2f3008a3..68de41d2da 100644
--- a/math/s_ccosh_template.c
+++ b/math/s_ccosh_template.c
@@ -1,4 +1,4 @@
-/* Complex cosine hyperbole function for double.
+/* Complex cosine hyperbolic function for float types.
    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.
@@ -23,10 +23,10 @@
 #include <math_private.h>
 #include <float.h>
 
-__complex__ double
-__ccosh (__complex__ double x)
+CFLOAT
+M_DECL_FUNC (__ccosh) (CFLOAT x)
 {
-  __complex__ double retval;
+  CFLOAT retval;
   int rcls = fpclassify (__real__ x);
   int icls = fpclassify (__imag__ x);
 
@@ -36,28 +36,28 @@ __ccosh (__complex__ double x)
       if (__glibc_likely (icls >= FP_ZERO))
 	{
 	  /* Imaginary part is finite.  */
-	  const int t = (int) ((DBL_MAX_EXP - 1) * M_LN2);
-	  double sinix, cosix;
+	  const int t = (int) ((M_MAX_EXP - 1) * M_MLIT (M_LN2));
+	  FLOAT sinix, cosix;
 
-	  if (__glibc_likely (fabs (__imag__ x) > DBL_MIN))
+	  if (__glibc_likely (M_FABS (__imag__ x) > M_MIN))
 	    {
-	      __sincos (__imag__ x, &sinix, &cosix);
+	      M_SINCOS (__imag__ x, &sinix, &cosix);
 	    }
 	  else
 	    {
 	      sinix = __imag__ x;
-	      cosix = 1.0;
+	      cosix = 1;
 	    }
 
-	  if (fabs (__real__ x) > t)
+	  if (M_FABS (__real__ x) > t)
 	    {
-	      double exp_t = __ieee754_exp (t);
-	      double rx = fabs (__real__ x);
+	      FLOAT exp_t = M_EXP (t);
+	      FLOAT rx = M_FABS (__real__ x);
 	      if (signbit (__real__ x))
 		sinix = -sinix;
 	      rx -= t;
-	      sinix *= exp_t / 2.0;
-	      cosix *= exp_t / 2.0;
+	      sinix *= exp_t / 2;
+	      cosix *= exp_t / 2;
 	      if (rx > t)
 		{
 		  rx -= t;
@@ -67,28 +67,28 @@ __ccosh (__complex__ double x)
 	      if (rx > t)
 		{
 		  /* Overflow (original real part of x > 3t).  */
-		  __real__ retval = DBL_MAX * cosix;
-		  __imag__ retval = DBL_MAX * sinix;
+		  __real__ retval = M_MAX * cosix;
+		  __imag__ retval = M_MAX * sinix;
 		}
 	      else
 		{
-		  double exp_val = __ieee754_exp (rx);
+		  FLOAT exp_val = M_EXP (rx);
 		  __real__ retval = exp_val * cosix;
 		  __imag__ retval = exp_val * sinix;
 		}
 	    }
 	  else
 	    {
-	      __real__ retval = __ieee754_cosh (__real__ x) * cosix;
-	      __imag__ retval = __ieee754_sinh (__real__ x) * sinix;
+	      __real__ retval = M_COSH (__real__ x) * cosix;
+	      __imag__ retval = M_SINH (__real__ x) * sinix;
 	    }
 
 	  math_check_force_underflow_complex (retval);
 	}
       else
 	{
-	  __imag__ retval = __real__ x == 0.0 ? 0.0 : __nan ("");
-	  __real__ retval = __nan ("") + __nan ("");
+	  __imag__ retval = __real__ x == 0 ? 0 : M_NAN;
+	  __real__ retval = M_NAN + M_NAN;
 
 	  if (icls == FP_INFINITE)
 	    feraiseexcept (FE_INVALID);
@@ -100,33 +100,33 @@ __ccosh (__complex__ double x)
       if (__glibc_likely (icls > FP_ZERO))
 	{
 	  /* Imaginary part is finite.  */
-	  double sinix, cosix;
+	  FLOAT sinix, cosix;
 
-	  if (__glibc_likely (fabs (__imag__ x) > DBL_MIN))
+	  if (__glibc_likely (M_FABS (__imag__ x) > M_MIN))
 	    {
-	      __sincos (__imag__ x, &sinix, &cosix);
+	      M_SINCOS (__imag__ x, &sinix, &cosix);
 	    }
 	  else
 	    {
 	      sinix = __imag__ x;
-	      cosix = 1.0;
+	      cosix = 1;
 	    }
 
-	  __real__ retval = __copysign (HUGE_VAL, cosix);
-	  __imag__ retval = (__copysign (HUGE_VAL, sinix)
-			     * __copysign (1.0, __real__ x));
+	  __real__ retval = M_COPYSIGN (M_HUGE_VAL, cosix);
+	  __imag__ retval = (M_COPYSIGN (M_HUGE_VAL, sinix)
+			     * M_COPYSIGN (1, __real__ x));
 	}
       else if (icls == FP_ZERO)
 	{
 	  /* Imaginary part is 0.0.  */
-	  __real__ retval = HUGE_VAL;
-	  __imag__ retval = __imag__ x * __copysign (1.0, __real__ x);
+	  __real__ retval = M_HUGE_VAL;
+	  __imag__ retval = __imag__ x * M_COPYSIGN (1, __real__ x);
 	}
       else
 	{
 	  /* The addition raises the invalid exception.  */
-	  __real__ retval = HUGE_VAL;
-	  __imag__ retval = __nan ("") + __nan ("");
+	  __real__ retval = M_HUGE_VAL;
+	  __imag__ retval = M_NAN + M_NAN;
 
 	  if (icls == FP_INFINITE)
 	    feraiseexcept (FE_INVALID);
@@ -134,14 +134,15 @@ __ccosh (__complex__ double x)
     }
   else
     {
-      __real__ retval = __nan ("");
-      __imag__ retval = __imag__ x == 0.0 ? __imag__ x : __nan ("");
+      __real__ retval = M_NAN;
+      __imag__ retval = __imag__ x == 0 ? __imag__ x : M_NAN;
     }
 
   return retval;
 }
-weak_alias (__ccosh, ccosh)
-#ifdef NO_LONG_DOUBLE
-strong_alias (__ccosh, __ccoshl)
-weak_alias (__ccosh, ccoshl)
+
+declare_mgen_alias (__ccosh, ccosh);
+
+#if M_LIBM_NEED_COMPAT (carg)
+declare_mgen_libm_compat (__ccosh, ccosh)
 #endif
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
diff --git a/math/s_ccoshl.c b/math/s_ccoshl.c
deleted file mode 100644
index d38f0aaff6..0000000000
--- a/math/s_ccoshl.c
+++ /dev/null
@@ -1,143 +0,0 @@
-/* Complex cosine hyperbole function for long double.
-   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__ long double
-__ccoshl (__complex__ long double x)
-{
-  __complex__ long double 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) ((LDBL_MAX_EXP - 1) * M_LN2l);
-	  long double sinix, cosix;
-
-	  if (__glibc_likely (fabsl (__imag__ x) > LDBL_MIN))
-	    {
-	      __sincosl (__imag__ x, &sinix, &cosix);
-	    }
-	  else
-	    {
-	      sinix = __imag__ x;
-	      cosix = 1.0;
-	    }
-
-	  if (fabsl (__real__ x) > t)
-	    {
-	      long double exp_t = __ieee754_expl (t);
-	      long double rx = fabsl (__real__ x);
-	      if (signbit (__real__ x))
-		sinix = -sinix;
-	      rx -= t;
-	      sinix *= exp_t / 2.0L;
-	      cosix *= exp_t / 2.0L;
-	      if (rx > t)
-		{
-		  rx -= t;
-		  sinix *= exp_t;
-		  cosix *= exp_t;
-		}
-	      if (rx > t)
-		{
-		  /* Overflow (original real part of x > 3t).  */
-		  __real__ retval = LDBL_MAX * cosix;
-		  __imag__ retval = LDBL_MAX * sinix;
-		}
-	      else
-		{
-		  long double exp_val = __ieee754_expl (rx);
-		  __real__ retval = exp_val * cosix;
-		  __imag__ retval = exp_val * sinix;
-		}
-	    }
-	  else
-	    {
-	      __real__ retval = __ieee754_coshl (__real__ x) * cosix;
-	      __imag__ retval = __ieee754_sinhl (__real__ x) * sinix;
-	    }
-
-	  math_check_force_underflow_complex (retval);
-	}
-      else
-	{
-	  __imag__ retval = __real__ x == 0.0 ? 0.0 : __nanl ("");
-	  __real__ retval = __nanl ("") + __nanl ("");
-
-	  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.  */
-	  long double sinix, cosix;
-
-	  if (__glibc_likely (fabsl (__imag__ x) > LDBL_MIN))
-	    {
-	      __sincosl (__imag__ x, &sinix, &cosix);
-	    }
-	  else
-	    {
-	      sinix = __imag__ x;
-	      cosix = 1.0;
-	    }
-
-	  __real__ retval = __copysignl (HUGE_VALL, cosix);
-	  __imag__ retval = (__copysignl (HUGE_VALL, sinix)
-			     * __copysignl (1.0, __real__ x));
-	}
-      else if (icls == FP_ZERO)
-	{
-	  /* Imaginary part is 0.0.  */
-	  __real__ retval = HUGE_VALL;
-	  __imag__ retval = __imag__ x * __copysignl (1.0, __real__ x);
-	}
-      else
-	{
-	  /* The addition raises the invalid exception.  */
-	  __real__ retval = HUGE_VALL;
-	  __imag__ retval = __nanl ("") + __nanl ("");
-
-	  if (icls == FP_INFINITE)
-	    feraiseexcept (FE_INVALID);
-	}
-    }
-  else
-    {
-      __real__ retval = __nanl ("");
-      __imag__ retval = __imag__ x == 0.0 ? __imag__ x : __nanl ("");
-    }
-
-  return retval;
-}
-weak_alias (__ccoshl, ccoshl)
diff --git a/math/s_ccosl.c b/math/s_ccosl.c
deleted file mode 100644
index 9e981147fc..0000000000
--- a/math/s_ccosl.c
+++ /dev/null
@@ -1,36 +0,0 @@
-/* Return cosine of complex long double value.
-   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>
-
-
-__complex__ long double
-__ccosl (__complex__ long double x)
-{
-  __complex__ long double y;
-
-  __real__ y = -__imag__ x;
-  __imag__ y = __real__ x;
-
-  return __ccoshl (y);
-}
-weak_alias (__ccosl, ccosl)