added more math functions (complex ones)

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@16394 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/system/libroot/posix/glibc/arch/generic/s_ccos.c

@@ -0,0 +1,80 @@
+/* Return cosine of complex double value.
+   Copyright (C) 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <[email protected]>, 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 <fenv.h>
+#include <math.h>
+
+
+__complex__ double
+__ccos (__complex__ double x)
+{
+  __complex__ double res;
+
+  if (!isfinite (__real__ x) || __isnan (__imag__ x))
+    {
+      if (__real__ x == 0.0 || __imag__ x == 0.0)
+	{
+	  __real__ res = __nan ("");
+	  __imag__ res = 0.0;
+
+#ifdef FE_INVALID
+	  if (__isinf (__real__ x))
+	    feraiseexcept (FE_INVALID);
+#endif
+	}
+      else if (__isinf (__imag__ x))
+	{
+	  __real__ res = HUGE_VAL;
+	  __imag__ res = __nan ("");
+
+#ifdef FE_INVALID
+	  if (__isinf (__real__ x))
+	    feraiseexcept (FE_INVALID);
+#endif
+	}
+      else
+	{
+	  __real__ res = __nan ("");
+	  __imag__ res = __nan ("");
+
+#ifdef FE_INVALID
+	  if (isfinite (__imag__ x))
+	    feraiseexcept (FE_INVALID);
+#endif
+	}
+    }
+  else
+    {
+      __complex__ double y;
+
+      __real__ y = -__imag__ x;
+      __imag__ y = __real__ x;
+
+      res = __ccosh (y);
+    }
+
+  return res;
+}
+weak_alias (__ccos, ccos)
+#ifdef NO_LONG_DOUBLE
+strong_alias (__ccos, __ccosl)
+weak_alias (__ccos, ccosl)
+#endif

src/system/libroot/posix/glibc/arch/generic/s_ccosf.c

@@ -0,0 +1,78 @@
+/* Return cosine of complex float value.
+   Copyright (C) 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <[email protected]>, 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 <fenv.h>
+#include <math.h>
+
+
+__complex__ float
+__ccosf (__complex__ float x)
+{
+  __complex__ float res;
+
+  if (!isfinite (__real__ x) || __isnanf (__imag__ x))
+    {
+      if (__real__ x == 0.0 || __imag__ x == 0.0)
+	{
+	  __real__ res = __nanf ("");
+	  __imag__ res = 0.0;
+
+#ifdef FE_INVALID
+	  if (__isinff (__real__ x))
+	    feraiseexcept (FE_INVALID);
+#endif
+	}
+      else if (__isinff (__imag__ x))
+	{
+	  __real__ res = HUGE_VALF;
+	  __imag__ res = __nanf ("");
+
+#ifdef FE_INVALID
+	  if (__isinff (__real__ x))
+	    feraiseexcept (FE_INVALID);
+#endif
+	}
+      else
+	{
+	  __real__ res = __nanf ("");
+	  __imag__ res = __nanf ("");
+
+#ifdef FE_INVALID
+	  if (isfinite (__imag__ x))
+	    feraiseexcept (FE_INVALID);
+#endif
+	}
+    }
+  else
+    {
+      __complex__ float y;
+
+      __real__ y = -__imag__ x;
+      __imag__ y = __real__ x;
+
+      res = __ccoshf (y);
+    }
+
+  return res;
+}
+#ifndef __ccosf
+weak_alias (__ccosf, ccosf)
+#endif

src/system/libroot/posix/glibc/arch/generic/s_ccosh.c

@@ -0,0 +1,105 @@
+/* Complex cosine hyperbole function for double.
+   Copyright (C) 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <[email protected]>, 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 <fenv.h>
+#include <math.h>
+
+#include "math_private.h"
+
+
+__complex__ double
+__ccosh (__complex__ double x)
+{
+  __complex__ double retval;
+  int rcls = fpclassify (__real__ x);
+  int icls = fpclassify (__imag__ x);
+
+  if (rcls >= FP_ZERO)
+    {
+      /* Real part is finite.  */
+      if (icls >= FP_ZERO)
+	{
+	  /* Imaginary part is finite.  */
+	  double sinh_val = __ieee754_sinh (__real__ x);
+	  double cosh_val = __ieee754_cosh (__real__ x);
+	  double sinix, cosix;
+
+	  __sincos (__imag__ x, &sinix, &cosix);
+
+	  __real__ retval = cosh_val * cosix;
+	  __imag__ retval = sinh_val * sinix;
+	}
+      else
+	{
+	  __imag__ retval = __real__ x == 0.0 ? 0.0 : __nan ("");
+	  __real__ retval = __nan ("") + __nan ("");
+
+#ifdef FE_INVALID
+	  if (icls == FP_INFINITE)
+	    feraiseexcept (FE_INVALID);
+#endif
+	}
+    }
+  else if (rcls == FP_INFINITE)
+    {
+      /* Real part is infinite.  */
+      if (icls == FP_ZERO)
+	{
+	  /* Imaginary part is 0.0.  */
+	  __real__ retval = HUGE_VAL;
+	  __imag__ retval = __imag__ x * __copysign (1.0, __real__ x);
+	}
+      else if (icls > FP_ZERO)
+	{
+	  /* Imaginary part is finite.  */
+	  double sinix, cosix;
+
+	  __sincos (__imag__ x, &sinix, &cosix);
+
+	  __real__ retval = __copysign (HUGE_VAL, cosix);
+	  __imag__ retval = (__copysign (HUGE_VAL, sinix)
+			     * __copysign (1.0, __real__ x));
+	}
+      else
+	{
+	  /* The addition raises the invalid exception.  */
+	  __real__ retval = HUGE_VAL;
+	  __imag__ retval = __nan ("") + __nan ("");
+
+#ifdef FE_INVALID
+	  if (icls == FP_INFINITE)
+	    feraiseexcept (FE_INVALID);
+#endif
+	}
+    }
+  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

src/system/libroot/posix/glibc/arch/generic/s_ccoshf.c

@@ -0,0 +1,103 @@
+/* Complex cosine hyperbole function for float.
+   Copyright (C) 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <[email protected]>, 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 <fenv.h>
+#include <math.h>
+
+#include "math_private.h"
+
+
+__complex__ float
+__ccoshf (__complex__ float x)
+{
+  __complex__ float retval;
+  int rcls = fpclassify (__real__ x);
+  int icls = fpclassify (__imag__ x);
+
+  if (rcls >= FP_ZERO)
+    {
+      /* Real part is finite.  */
+      if (icls >= FP_ZERO)
+	{
+	  /* Imaginary part is finite.  */
+	  float sinh_val = __ieee754_sinhf (__real__ x);
+	  float cosh_val = __ieee754_coshf (__real__ x);
+	  float sinix, cosix;
+
+	  __sincosf (__imag__ x, &sinix, &cosix);
+
+	  __real__ retval = cosh_val * cosix;
+	  __imag__ retval = sinh_val * sinix;
+	}
+      else
+	{
+	  __imag__ retval = __real__ x == 0.0 ? 0.0 : __nanf ("");
+	  __real__ retval = __nanf ("");
+
+#ifdef FE_INVALID
+	  if (icls == FP_INFINITE)
+	    feraiseexcept (FE_INVALID);
+#endif
+	}
+    }
+  else if (rcls == FP_INFINITE)
+    {
+      /* Real part is infinite.  */
+      if (icls == FP_ZERO)
+	{
+	  /* Imaginary part is 0.0.  */
+	  __real__ retval = HUGE_VALF;
+	  __imag__ retval = __imag__ x * __copysignf (1.0, __real__ x);
+	}
+      else if (icls > FP_ZERO)
+	{
+	  /* Imaginary part is finite.  */
+	  float sinix, cosix;
+
+	  __sincosf (__imag__ x, &sinix, &cosix);
+
+	  __real__ retval = __copysignf (HUGE_VALF, cosix);
+	  __imag__ retval = (__copysignf (HUGE_VALF, sinix)
+			     * __copysignf (1.0, __real__ x));
+	}
+      else
+	{
+	  /* The addition raises the invalid exception.  */
+	  __real__ retval = HUGE_VALF;
+	  __imag__ retval = __nanf ("") + __nanf ("");
+
+#ifdef FE_INVALID
+	  if (icls == FP_INFINITE)
+	    feraiseexcept (FE_INVALID);
+#endif
+	}
+    }
+  else
+    {
+      __real__ retval = __nanf ("");
+      __imag__ retval = __imag__ x == 0.0 ? __imag__ x : __nanf ("");
+    }
+
+  return retval;
+}
+#ifndef __ccoshf
+weak_alias (__ccoshf, ccoshf)
+#endif

src/system/libroot/posix/glibc/arch/generic/s_ccoshl.c

@@ -0,0 +1,101 @@
+/* Complex cosine hyperbole function for long double.
+   Copyright (C) 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <[email protected]>, 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 <fenv.h>
+#include <math.h>
+
+#include "math_private.h"
+
+
+__complex__ long double
+__ccoshl (__complex__ long double x)
+{
+  __complex__ long double retval;
+  int rcls = fpclassify (__real__ x);
+  int icls = fpclassify (__imag__ x);
+
+  if (rcls >= FP_ZERO)
+    {
+      /* Real part is finite.  */
+      if (icls >= FP_ZERO)
+	{
+	  /* Imaginary part is finite.  */
+	  long double sinh_val = __ieee754_sinhl (__real__ x);
+	  long double cosh_val = __ieee754_coshl (__real__ x);
+	  long double sinix, cosix;
+
+	  __sincosl (__imag__ x, &sinix, &cosix);
+
+	  __real__ retval = cosh_val * cosix;
+	  __imag__ retval = sinh_val * sinix;
+	}
+      else
+	{
+	  __imag__ retval = __real__ x == 0.0 ? 0.0 : __nanl ("");
+	  __real__ retval = __nanl ("") + __nanl ("");
+
+#ifdef FE_INVALID
+	  if (icls == FP_INFINITE)
+	    feraiseexcept (FE_INVALID);
+#endif
+	}
+    }
+  else if (rcls == FP_INFINITE)
+    {
+      /* Real part is infinite.  */
+      if (icls == FP_ZERO)
+	{
+	  /* Imaginary part is 0.0.  */
+	  __real__ retval = HUGE_VALL;
+	  __imag__ retval = __imag__ x * __copysignl (1.0, __real__ x);
+	}
+      else if (icls > FP_ZERO)
+	{
+	  /* Imaginary part is finite.  */
+	  long double sinix, cosix;
+
+	  __sincosl (__imag__ x, &sinix, &cosix);
+
+	  __real__ retval = __copysignl (HUGE_VALL, cosix);
+	  __imag__ retval = (__copysignl (HUGE_VALL, sinix)
+			     * __copysignl (1.0, __real__ x));
+	}
+      else
+	{
+	  /* The addition raises the invalid exception.  */
+	  __real__ retval = HUGE_VALL;
+	  __imag__ retval = __nanl ("") + __nanl ("");
+
+#ifdef FE_INVALID
+	  if (icls == FP_INFINITE)
+	    feraiseexcept (FE_INVALID);
+#endif
+	}
+    }
+  else
+    {
+      __real__ retval = __nanl ("");
+      __imag__ retval = __imag__ x == 0.0 ? __imag__ x : __nanl ("");
+    }
+
+  return retval;
+}
+weak_alias (__ccoshl, ccoshl)

src/system/libroot/posix/glibc/arch/generic/s_ccosl.c

@@ -0,0 +1,76 @@
+/* Return cosine of complex long double value.
+   Copyright (C) 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <[email protected]>, 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 <fenv.h>
+#include <math.h>
+
+
+__complex__ long double
+__ccosl (__complex__ long double x)
+{
+  __complex__ long double res;
+
+  if (!isfinite (__real__ x) || __isnanl (__imag__ x))
+    {
+      if (__real__ x == 0.0 || __imag__ x == 0.0)
+	{
+	  __real__ res = __nanl ("");
+	  __imag__ res = 0.0;
+
+#ifdef FE_INVALID
+	  if (__isinfl (__real__ x))
+	    feraiseexcept (FE_INVALID);
+#endif
+	}
+      else if (__isinfl (__imag__ x))
+	{
+	  __real__ res = HUGE_VALL;
+	  __imag__ res = __nanl ("");
+
+#ifdef FE_INVALID
+	  if (__isinfl (__real__ x))
+	    feraiseexcept (FE_INVALID);
+#endif
+	}
+      else
+	{
+	  __real__ res = __nanl ("");
+	  __imag__ res = __nanl ("");
+
+#ifdef FE_INVALID
+	  if (isfinite (__imag__ x))
+	    feraiseexcept (FE_INVALID);
+#endif
+	}
+    }
+  else
+    {
+      __complex__ long double y;
+
+      __real__ y = -__imag__ x;
+      __imag__ y = __real__ x;
+
+      res = __ccoshl (y);
+    }
+
+  return res;
+}
+weak_alias (__ccosl, ccosl)

src/system/libroot/posix/glibc/arch/generic/s_cexp.c

@@ -0,0 +1,127 @@
+/* Return value of complex exponential function for double complex value.
+   Copyright (C) 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <[email protected]>, 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 <fenv.h>
+#include <math.h>
+
+#include "math_private.h"
+
+
+__complex__ double
+__cexp (__complex__ double x)
+{
+  __complex__ double retval;
+  int rcls = fpclassify (__real__ x);
+  int icls = fpclassify (__imag__ x);
+
+  if (rcls >= FP_ZERO)
+    {
+      /* Real part is finite.  */
+      if (icls >= FP_ZERO)
+	{
+	  /* Imaginary part is finite.  */
+	  double exp_val = __ieee754_exp (__real__ x);
+	  double sinix, cosix;
+
+	  __sincos (__imag__ x, &sinix, &cosix);
+
+	  if (isfinite (exp_val))
+	    {
+	      __real__ retval = exp_val * cosix;
+	      __imag__ retval = exp_val * sinix;
+	    }
+	  else
+	    {
+	      __real__ retval = __copysign (exp_val, cosix);
+	      __imag__ retval = __copysign (exp_val, sinix);
+	    }
+	}
+      else
+	{
+	  /* If the imaginary part is +-inf or NaN and the real part
+	     is not +-inf the result is NaN + iNaN.  */
+	  __real__ retval = __nan ("");
+	  __imag__ retval = __nan ("");
+
+#ifdef FE_INVALID
+	  feraiseexcept (FE_INVALID);
+#endif
+	}
+    }
+  else if (rcls == FP_INFINITE)
+    {
+      /* Real part is infinite.  */
+      if (icls >= FP_ZERO)
+	{
+	  /* Imaginary part is finite.  */
+	  double value = signbit (__real__ x) ? 0.0 : HUGE_VAL;
+
+	  if (icls == FP_ZERO)
+	    {
+	      /* Imaginary part is 0.0.  */
+	      __real__ retval = value;
+	      __imag__ retval = __imag__ x;
+	    }
+	  else
+	    {
+	      double sinix, cosix;
+
+	      __sincos (__imag__ x, &sinix, &cosix);
+
+	      __real__ retval = __copysign (value, cosix);
+	      __imag__ retval = __copysign (value, sinix);
+	    }
+	}
+      else if (signbit (__real__ x) == 0)
+	{
+	  __real__ retval = HUGE_VAL;
+	  __imag__ retval = __nan ("");
+
+#ifdef FE_INVALID
+	  if (icls == FP_INFINITE)
+	    feraiseexcept (FE_INVALID);
+#endif
+	}
+      else
+	{
+	  __real__ retval = 0.0;
+	  __imag__ retval = __copysign (0.0, __imag__ x);
+	}
+    }
+  else
+    {
+      /* If the real part is NaN the result is NaN + iNaN.  */
+      __real__ retval = __nan ("");
+      __imag__ retval = __nan ("");
+
+#ifdef FE_INVALID
+      if (rcls != FP_NAN || icls != FP_NAN)
+	feraiseexcept (FE_INVALID);
+#endif
+    }
+
+  return retval;
+}
+weak_alias (__cexp, cexp)
+#ifdef NO_LONG_DOUBLE
+strong_alias (__cexp, __cexpl)
+weak_alias (__cexp, cexpl)
+#endif

src/system/libroot/posix/glibc/arch/generic/s_cexpf.c

@@ -0,0 +1,125 @@
+/* Return value of complex exponential function for float complex value.
+   Copyright (C) 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <[email protected]>, 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 <fenv.h>
+#include <math.h>
+
+#include "math_private.h"
+
+
+__complex__ float
+__cexpf (__complex__ float x)
+{
+  __complex__ float retval;
+  int rcls = fpclassify (__real__ x);
+  int icls = fpclassify (__imag__ x);
+
+  if (rcls >= FP_ZERO)
+    {
+      /* Real part is finite.  */
+      if (icls >= FP_ZERO)
+	{
+	  /* Imaginary part is finite.  */
+	  float exp_val = __ieee754_expf (__real__ x);
+	  float sinix, cosix;
+
+	  __sincosf (__imag__ x, &sinix, &cosix);
+
+	  if (isfinite (exp_val))
+	    {
+	      __real__ retval = exp_val * cosix;
+	      __imag__ retval = exp_val * sinix;
+	    }
+	  else
+	    {
+	      __real__ retval = __copysignf (exp_val, cosix);
+	      __imag__ retval = __copysignf (exp_val, sinix);
+	    }
+	}
+      else
+	{
+	  /* If the imaginary part is +-inf or NaN and the real part
+	     is not +-inf the result is NaN + iNaN.  */
+	  __real__ retval = __nanf ("");
+	  __imag__ retval = __nanf ("");
+
+#ifdef FE_INVALID
+	  feraiseexcept (FE_INVALID);
+#endif
+	}
+    }
+  else if (rcls == FP_INFINITE)
+    {
+      /* Real part is infinite.  */
+      if (icls >= FP_ZERO)
+	{
+	  /* Imaginary part is finite.  */
+	  float value = signbit (__real__ x) ? 0.0 : HUGE_VALF;
+
+	  if (icls == FP_ZERO)
+	    {
+	      /* Imaginary part is 0.0.  */
+	      __real__ retval = value;
+	      __imag__ retval = __imag__ x;
+	    }
+	  else
+	    {
+	      float sinix, cosix;
+
+	      __sincosf (__imag__ x, &sinix, &cosix);
+
+	      __real__ retval = __copysignf (value, cosix);
+	      __imag__ retval = __copysignf (value, sinix);
+	    }
+	}
+      else if (signbit (__real__ x) == 0)
+	{
+	  __real__ retval = HUGE_VALF;
+	  __imag__ retval = __nanf ("");
+
+#ifdef FE_INVALID
+	  if (icls == FP_INFINITE)
+	    feraiseexcept (FE_INVALID);
+#endif
+	}
+      else
+	{
+	  __real__ retval = 0.0;
+	  __imag__ retval = __copysignf (0.0, __imag__ x);
+	}
+    }
+  else
+    {
+      /* If the real part is NaN the result is NaN + iNaN.  */
+      __real__ retval = __nanf ("");
+      __imag__ retval = __nanf ("");
+
+#ifdef FE_INVALID
+      if (rcls != FP_NAN || icls != FP_NAN)
+	feraiseexcept (FE_INVALID);
+#endif
+    }
+
+  return retval;
+}
+#ifndef __cexpf
+weak_alias (__cexpf, cexpf)
+#endif

src/system/libroot/posix/glibc/arch/generic/s_cexpl.c

@@ -0,0 +1,123 @@
+/* Return value of complex exponential function for long double complex value.
+   Copyright (C) 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <[email protected]>, 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 <fenv.h>
+#include <math.h>
+
+#include "math_private.h"
+
+
+__complex__ long double
+__cexpl (__complex__ long double x)
+{
+  __complex__ long double retval;
+  int rcls = fpclassify (__real__ x);
+  int icls = fpclassify (__imag__ x);
+
+  if (rcls >= FP_ZERO)
+    {
+      /* Real part is finite.  */
+      if (icls >= FP_ZERO)
+	{
+	  /* Imaginary part is finite.  */
+	  long double exp_val = __ieee754_expl (__real__ x);
+	  long double sinix, cosix;
+
+	  __sincosl (__imag__ x, &sinix, &cosix);
+
+	  if (isfinite (exp_val))
+	    {
+	      __real__ retval = exp_val * cosix;
+	      __imag__ retval = exp_val * sinix;
+	    }
+	  else
+	    {
+	      __real__ retval = __copysignl (exp_val, cosix);
+	      __imag__ retval = __copysignl (exp_val, sinix);
+	    }
+	}
+      else
+	{
+	  /* If the imaginary part is +-inf or NaN and the real part
+	     is not +-inf the result is NaN + iNaN.  */
+	  __real__ retval = __nanl ("");
+	  __imag__ retval = __nanl ("");
+
+#ifdef FE_INVALID
+	  feraiseexcept (FE_INVALID);
+#endif
+	}
+    }
+  else if (rcls == FP_INFINITE)
+    {
+      /* Real part is infinite.  */
+      if (icls >= FP_ZERO)
+	{
+	  /* Imaginary part is finite.  */
+	  long double value = signbit (__real__ x) ? 0.0 : HUGE_VALL;
+
+	  if (icls == FP_ZERO)
+	    {
+	      /* Imaginary part is 0.0.  */
+	      __real__ retval = value;
+	      __imag__ retval = __imag__ x;
+	    }
+	  else
+	    {
+	      long double sinix, cosix;
+
+	      __sincosl (__imag__ x, &sinix, &cosix);
+
+	      __real__ retval = __copysignl (value, cosix);
+	      __imag__ retval = __copysignl (value, sinix);
+	    }
+	}
+      else if (signbit (__real__ x) == 0)
+	{
+	  __real__ retval = HUGE_VALL;
+	  __imag__ retval = __nanl ("");
+
+#ifdef FE_INVALID
+	  if (icls == FP_INFINITE)
+	    feraiseexcept (FE_INVALID);
+#endif
+	}
+      else
+	{
+	  __real__ retval = 0.0;
+	  __imag__ retval = __copysignl (0.0, __imag__ x);
+	}
+    }
+  else
+    {
+      /* If the real part is NaN the result is NaN + iNaN.  */
+      __real__ retval = __nanl ("");
+      __imag__ retval = __nanl ("");
+
+#ifdef FE_INVALID
+      if (rcls != FP_NAN || icls != FP_NAN)
+	feraiseexcept (FE_INVALID);
+#endif
+    }
+
+  return retval;
+}
+weak_alias (__cexpl, cexpl)

src/system/libroot/posix/glibc/arch/generic/s_clog10.c

@@ -0,0 +1,65 @@
+/* Compute complex base 10 logarithm.
+   Copyright (C) 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <[email protected]>, 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>
+
+#include "math_private.h"
+
+
+__complex__ double
+__clog10 (__complex__ double x)
+{
+  __complex__ double result;
+  int rcls = fpclassify (__real__ x);
+  int icls = fpclassify (__imag__ x);
+
+  if (rcls == FP_ZERO && icls == FP_ZERO)
+    {
+      /* Real and imaginary part are 0.0.  */
+      __imag__ result = signbit (__real__ x) ? M_PI : 0.0;
+      __imag__ result = __copysign (__imag__ result, __imag__ x);
+      /* Yes, the following line raises an exception.  */
+      __real__ result = -1.0 / fabs (__real__ x);
+    }
+  else if (rcls != FP_NAN && icls != FP_NAN)
+    {
+      /* Neither real nor imaginary part is NaN.  */
+      __real__ result = __ieee754_log10 (__ieee754_hypot (__real__ x,
+							  __imag__ x));
+      __imag__ result = M_LOG10E * __ieee754_atan2 (__imag__ x, __real__ x);
+    }
+  else
+    {
+      __imag__ result = __nan ("");
+      if (rcls == FP_INFINITE || icls == FP_INFINITE)
+	/* Real or imaginary part is infinite.  */
+	__real__ result = HUGE_VAL;
+      else
+	__real__ result = __nan ("");
+    }
+
+  return result;
+}
+weak_alias (__clog10, clog10)
+#ifdef NO_LONG_DOUBLE
+strong_alias (__clog10, __clog10l)
+weak_alias (__clog10, clog10l)
+#endif

src/system/libroot/posix/glibc/arch/generic/s_clog10f.c

@@ -0,0 +1,63 @@
+/* Compute complex base 10 logarithm.
+   Copyright (C) 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <[email protected]>, 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>
+
+#include "math_private.h"
+
+
+__complex__ float
+__clog10f (__complex__ float x)
+{
+  __complex__ float result;
+  int rcls = fpclassify (__real__ x);
+  int icls = fpclassify (__imag__ x);
+
+  if (rcls == FP_ZERO && icls == FP_ZERO)
+    {
+      /* Real and imaginary part are 0.0.  */
+      __imag__ result = signbit (__real__ x) ? M_PI : 0.0;
+      __imag__ result = __copysignf (__imag__ result, __imag__ x);
+      /* Yes, the following line raises an exception.  */
+      __real__ result = -1.0 / fabsf (__real__ x);
+    }
+  else if (rcls != FP_NAN && icls != FP_NAN)
+    {
+      /* Neither real nor imaginary part is NaN.  */
+      __real__ result = __ieee754_log10f (__ieee754_hypotf (__real__ x,
+							    __imag__ x));
+      __imag__ result = M_LOG10E * __ieee754_atan2f (__imag__ x, __real__ x);
+    }
+  else
+    {
+      __imag__ result = __nanf ("");
+      if (rcls == FP_INFINITE || icls == FP_INFINITE)
+	/* Real or imaginary part is infinite.  */
+	__real__ result = HUGE_VALF;
+      else
+	__real__ result = __nanf ("");
+    }
+
+  return result;
+}
+#ifndef __clog10f
+weak_alias (__clog10f, clog10f)
+#endif

src/system/libroot/posix/glibc/arch/generic/s_clog10l.c

@@ -0,0 +1,61 @@
+/* Compute complex base 10 logarithm.
+   Copyright (C) 1997, 1998 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <[email protected]>, 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>
+
+#include "math_private.h"
+
+
+__complex__ long double
+__clog10l (__complex__ long double x)
+{
+  __complex__ long double result;
+  int rcls = fpclassify (__real__ x);
+  int icls = fpclassify (__imag__ x);
+
+  if (rcls == FP_ZERO && icls == FP_ZERO)
+    {
+      /* Real and imaginary part are 0.0.  */
+      __imag__ result = signbit (__real__ x) ? M_PIl : 0.0;
+      __imag__ result = __copysignl (__imag__ result, __imag__ x);
+      /* Yes, the following line raises an exception.  */
+      __real__ result = -1.0 / fabsl (__real__ x);
+    }
+  else if (rcls != FP_NAN && icls != FP_NAN)
+    {
+      /* Neither real nor imaginary part is NaN.  */
+      __real__ result = __ieee754_log10l (__ieee754_hypotl (__real__ x,
+							    __imag__ x));
+      __imag__ result = M_LOG10El * __ieee754_atan2l (__imag__ x, __real__ x);
+    }
+  else
+    {
+      __imag__ result = __nanl ("");
+      if (rcls == FP_INFINITE || icls == FP_INFINITE)
+	/* Real or imaginary part is infinite.  */
+	__real__ result = HUGE_VALL;
+      else
+	__real__ result = __nanl ("");
+    }
+
+  return result;
+}
+weak_alias (__clog10l, clog10l)

src/system/libroot/posix/glibc/arch/generic/s_cpow.c

@@ -0,0 +1,34 @@
+/* Complex power of double values.
+   Copyright (C) 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <[email protected]>, 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__ double
+__cpow (__complex__ double x, __complex__ double c)
+{
+  return __cexp (c * __clog (x));
+}
+weak_alias (__cpow, cpow)
+#ifdef NO_LONG_DOUBLE
+strong_alias (__cpow, __cpowl)
+weak_alias (__cpow, cpowl)
+#endif

src/system/libroot/posix/glibc/arch/generic/s_cpowf.c

@@ -0,0 +1,32 @@
+/* Complex power of float values.
+   Copyright (C) 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <[email protected]>, 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
+__cpowf (__complex__ float x, __complex__ float c)
+{
+  return __cexpf (c * __clogf (x));
+}
+#ifndef __cpowf
+weak_alias (__cpowf, cpowf)
+#endif

src/system/libroot/posix/glibc/arch/generic/s_cpowl.c

@@ -0,0 +1,30 @@
+/* Complex power of long double values.
+   Copyright (C) 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <[email protected]>, 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__ long double
+__cpowl (__complex__ long double x, __complex__ long double c)
+{
+  return __cexpl (c * __clogl (x));
+}
+weak_alias (__cpowl, cpowl)

src/system/libroot/posix/glibc/arch/generic/s_cproj.c

@@ -0,0 +1,51 @@
+/* Compute projection of complex double 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 <[email protected]>, 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__ double
+__cproj (__complex__ double x)
+{
+  __complex__ double res;
+
+  if (isnan (__real__ x) && isnan (__imag__ x))
+    return x;
+  else if (!isfinite (__real__ x) || !isfinite (__imag__ x))
+    {
+      __real__ res = INFINITY;
+      __imag__ res = __copysign (0.0, __imag__ x);
+    }
+  else
+    {
+      double 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;
+}
+weak_alias (__cproj, cproj)
+#ifdef NO_LONG_DOUBLE
+strong_alias (__cproj, __cprojl)
+weak_alias (__cproj, cprojl)
+#endif

src/system/libroot/posix/glibc/arch/generic/s_cprojf.c

@@ -0,0 +1,49 @@
+/* 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 <[email protected]>, 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

src/system/libroot/posix/glibc/arch/generic/s_cprojl.c

@@ -0,0 +1,48 @@
+/* Compute projection of complex long double 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 <[email protected]>, 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__ long double
+__cprojl (__complex__ long double x)
+{
+  __complex__ long double res;
+
+  if (isnan (__real__ x) && isnan (__imag__ x))
+    return x;
+  else if (!isfinite (__real__ x) || !isfinite (__imag__ x))
+    {
+      __real__ res = INFINITY;
+      __imag__ res = __copysignl (0.0, __imag__ x);
+    }
+  else
+    {
+      long double 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;
+}
+weak_alias (__cprojl, cprojl)

src/system/libroot/posix/glibc/arch/generic/s_csin.c

@@ -0,0 +1,131 @@
+/* Complex sine function for double.
+   Copyright (C) 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <[email protected]>, 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 <fenv.h>
+#include <math.h>
+
+#include "math_private.h"
+
+
+__complex__ double
+__csin (__complex__ double x)
+{
+  __complex__ double retval;
+  int negate = signbit (__real__ x);
+  int rcls = fpclassify (__real__ x);
+  int icls = fpclassify (__imag__ x);
+
+  __real__ x = fabs (__real__ x);
+
+  if (icls >= FP_ZERO)
+    {
+      /* Imaginary part is finite.  */
+      if (rcls >= FP_ZERO)
+	{
+	  /* Real part is finite.  */
+	  double sinh_val = __ieee754_sinh (__imag__ x);
+	  double cosh_val = __ieee754_cosh (__imag__ x);
+	  double sinix, cosix;
+
+	  __sincos (__real__ x, &sinix, &cosix);
+
+	  __real__ retval = cosh_val * sinix;
+	  __imag__ retval = sinh_val * cosix;
+
+	  if (negate)
+	    __real__ retval = -__real__ retval;
+	}
+      else
+	{
+	  if (icls == FP_ZERO)
+	    {
+	      /* Imaginary part is 0.0.  */
+	      __real__ retval = __nan ("");
+	      __imag__ retval = __imag__ x;
+
+#ifdef FE_INVALID
+	      if (rcls == FP_INFINITE)
+		feraiseexcept (FE_INVALID);
+#endif
+	    }
+	  else
+	    {
+	      __real__ retval = __nan ("");
+	      __imag__ retval = __nan ("");
+
+#ifdef FE_INVALID
+	      feraiseexcept (FE_INVALID);
+#endif
+	    }
+	}
+    }
+  else if (icls == FP_INFINITE)
+    {
+      /* Imaginary part is infinite.  */
+      if (rcls == FP_ZERO)
+	{
+	  /* Real part is 0.0.  */
+	  __real__ retval = __copysign (0.0, negate ? -1.0 : 1.0);
+	  __imag__ retval = __imag__ x;
+	}
+      else if (rcls > FP_ZERO)
+	{
+	  /* Real part is finite.  */
+	  double sinix, cosix;
+
+	  __sincos (__real__ x, &sinix, &cosix);
+
+	  __real__ retval = __copysign (HUGE_VAL, sinix);
+	  __imag__ retval = __copysign (HUGE_VAL, cosix);
+
+	  if (negate)
+	    __real__ retval = -__real__ retval;
+	  if (signbit (__imag__ x))
+	    __imag__ retval = -__imag__ retval;
+	}
+      else
+	{
+	  /* The addition raises the invalid exception.  */
+	  __real__ retval = __nan ("");
+	  __imag__ retval = HUGE_VAL;
+
+#ifdef FE_INVALID
+	  if (rcls == FP_INFINITE)
+	    feraiseexcept (FE_INVALID);
+#endif
+	}
+    }
+  else
+    {
+      if (rcls == FP_ZERO)
+	__real__ retval = __copysign (0.0, negate ? -1.0 : 1.0);
+      else
+	__real__ retval = __nan ("");
+      __imag__ retval = __nan ("");
+    }
+
+  return retval;
+}
+weak_alias (__csin, csin)
+#ifdef NO_LONG_DOUBLE
+strong_alias (__csin, __csinl)
+weak_alias (__csin, csinl)
+#endif

src/system/libroot/posix/glibc/arch/generic/s_csinf.c

@@ -0,0 +1,129 @@
+/* Complex sine function for float.
+   Copyright (C) 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <[email protected]>, 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 <fenv.h>
+#include <math.h>
+
+#include "math_private.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 (icls >= FP_ZERO)
+    {
+      /* Imaginary part is finite.  */
+      if (rcls >= FP_ZERO)
+	{
+	  /* Real part is finite.  */
+	  float sinh_val = __ieee754_sinhf (__imag__ x);
+	  float cosh_val = __ieee754_coshf (__imag__ x);
+	  float sinix, cosix;
+
+	  __sincosf (__real__ x, &sinix, &cosix);
+
+	  __real__ retval = cosh_val * sinix;
+	  __imag__ retval = sinh_val * cosix;
+
+	  if (negate)
+	    __real__ retval = -__real__ retval;
+	}
+      else
+	{
+	  if (icls == FP_ZERO)
+	    {
+	      /* Imaginary part is 0.0.  */
+	      __real__ retval = __nanf ("");
+	      __imag__ retval = __imag__ x;
+
+#ifdef FE_INVALID
+	      if (rcls == FP_INFINITE)
+		feraiseexcept (FE_INVALID);
+#endif
+	    }
+	  else
+	    {
+	      __real__ retval = __nanf ("");
+	      __imag__ retval = __nanf ("");
+
+#ifdef FE_INVALID
+	      feraiseexcept (FE_INVALID);
+#endif
+	    }
+	}
+    }
+  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;
+
+	  __sincosf (__real__ x, &sinix, &cosix);
+
+	  __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;
+
+#ifdef FE_INVALID
+	  if (rcls == FP_INFINITE)
+	    feraiseexcept (FE_INVALID);
+#endif
+	}
+    }
+  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

src/system/libroot/posix/glibc/arch/generic/s_csinh.c

@@ -0,0 +1,126 @@
+/* Complex sine hyperbole function for double.
+   Copyright (C) 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <[email protected]>, 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 <fenv.h>
+#include <math.h>
+
+#include "math_private.h"
+
+
+__complex__ double
+__csinh (__complex__ double x)
+{
+  __complex__ double retval;
+  int negate = signbit (__real__ x);
+  int rcls = fpclassify (__real__ x);
+  int icls = fpclassify (__imag__ x);
+
+  __real__ x = fabs (__real__ x);
+
+  if (rcls >= FP_ZERO)
+    {
+      /* Real part is finite.  */
+      if (icls >= FP_ZERO)
+	{
+	  /* Imaginary part is finite.  */
+	  double sinh_val = __ieee754_sinh (__real__ x);
+	  double cosh_val = __ieee754_cosh (__real__ x);
+	  double sinix, cosix;
+
+	  __sincos (__imag__ x, &sinix, &cosix);
+
+	  __real__ retval = sinh_val * cosix;
+	  __imag__ retval = cosh_val * sinix;
+
+	  if (negate)
+	    __real__ retval = -__real__ retval;
+	}
+      else
+	{
+	  if (rcls == FP_ZERO)
+	    {
+	      /* Real part is 0.0.  */
+	      __real__ retval = __copysign (0.0, negate ? -1.0 : 1.0);
+	      __imag__ retval = __nan ("") + __nan ("");
+
+#ifdef FE_INVALID
+	      if (icls == FP_INFINITE)
+		feraiseexcept (FE_INVALID);
+#endif
+	    }
+	  else
+	    {
+	      __real__ retval = __nan ("");
+	      __imag__ retval = __nan ("");
+
+#ifdef FE_INVALID
+	      feraiseexcept (FE_INVALID);
+#endif
+	    }
+	}
+    }
+  else if (rcls == FP_INFINITE)
+    {
+      /* Real part is infinite.  */
+      if (icls == FP_ZERO)
+	{
+	  /* Imaginary part is 0.0.  */
+	  __real__ retval = negate ? -HUGE_VAL : HUGE_VAL;
+	  __imag__ retval = __imag__ x;
+	}
+      else if (icls > FP_ZERO)
+	{
+	  /* Imaginary part is finite.  */
+	  double sinix, cosix;
+
+	  __sincos (__imag__ x, &sinix, &cosix);
+
+	  __real__ retval = __copysign (HUGE_VAL, cosix);
+	  __imag__ retval = __copysign (HUGE_VAL, sinix);
+
+	  if (negate)
+	    __real__ retval = -__real__ retval;
+	}
+      else
+	{
+	  /* The addition raises the invalid exception.  */
+	  __real__ retval = HUGE_VAL;
+	  __imag__ retval = __nan ("") + __nan ("");
+
+#ifdef FE_INVALID
+	  if (icls == FP_INFINITE)
+	    feraiseexcept (FE_INVALID);
+#endif
+	}
+    }
+  else
+    {
+      __real__ retval = __nan ("");
+      __imag__ retval = __imag__ x == 0.0 ? __imag__ x : __nan ("");
+    }
+
+  return retval;
+}
+weak_alias (__csinh, csinh)
+#ifdef NO_LONG_DOUBLE
+strong_alias (__csinh, __csinhl)
+weak_alias (__csinh, csinhl)
+#endif

src/system/libroot/posix/glibc/arch/generic/s_csinhf.c

@@ -0,0 +1,124 @@
+/* Complex sine hyperbole function for float.
+   Copyright (C) 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <[email protected]>, 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 <fenv.h>
+#include <math.h>
+
+#include "math_private.h"
+
+
+__complex__ float
+__csinhf (__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 (rcls >= FP_ZERO)
+    {
+      /* Real part is finite.  */
+      if (icls >= FP_ZERO)
+	{
+	  /* Imaginary part is finite.  */
+	  float sinh_val = __ieee754_sinhf (__real__ x);
+	  float cosh_val = __ieee754_coshf (__real__ x);
+	  float sinix, cosix;
+
+	  __sincosf (__imag__ x, &sinix, &cosix);
+
+	  __real__ retval = sinh_val * cosix;
+	  __imag__ retval = cosh_val * sinix;
+
+	  if (negate)
+	    __real__ retval = -__real__ retval;
+	}
+      else
+	{
+	  if (rcls == FP_ZERO)
+	    {
+	      /* Real part is 0.0.  */
+	      __real__ retval = __copysignf (0.0, negate ? -1.0 : 1.0);
+	      __imag__ retval = __nanf ("") + __nanf ("");
+
+#ifdef FE_INVALID
+	      if (icls == FP_INFINITE)
+		feraiseexcept (FE_INVALID);
+#endif
+	    }
+	  else
+	    {
+	      __real__ retval = __nanf ("");
+	      __imag__ retval = __nanf ("");
+
+#ifdef FE_INVALID
+	      feraiseexcept (FE_INVALID);
+#endif
+	    }
+	}
+    }
+  else if (rcls == FP_INFINITE)
+    {
+      /* Real part is infinite.  */
+      if (icls == FP_ZERO)
+	{
+	  /* Imaginary part is 0.0.  */
+	  __real__ retval = negate ? -HUGE_VALF : HUGE_VALF;
+	  __imag__ retval = __imag__ x;
+	}
+      else if (icls > FP_ZERO)
+	{
+	  /* Imaginary part is finite.  */
+	  float sinix, cosix;
+
+	  __sincosf (__imag__ x, &sinix, &cosix);
+
+	  __real__ retval = __copysignf (HUGE_VALF, cosix);
+	  __imag__ retval = __copysignf (HUGE_VALF, sinix);
+
+	  if (negate)
+	    __real__ retval = -__real__ retval;
+	}
+      else
+	{
+	  /* The addition raises the invalid exception.  */
+	  __real__ retval = HUGE_VALF;
+	  __imag__ retval = __nanf ("") + __nanf ("");
+
+#ifdef FE_INVALID
+	  if (icls == FP_INFINITE)
+	    feraiseexcept (FE_INVALID);
+#endif
+	}
+    }
+  else
+    {
+      __real__ retval = __nanf ("");
+      __imag__ retval = __imag__ x == 0.0 ? __imag__ x : __nanf ("");
+    }
+
+  return retval;
+}
+#ifndef __csinhf
+weak_alias (__csinhf, csinhf)
+#endif

src/system/libroot/posix/glibc/arch/generic/s_csinhl.c

@@ -0,0 +1,122 @@
+/* Complex sine hyperbole function for long double.
+   Copyright (C) 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <[email protected]>, 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 <fenv.h>
+#include <math.h>
+
+#include "math_private.h"
+
+
+__complex__ long double
+__csinhl (__complex__ long double x)
+{
+  __complex__ long double retval;
+  int negate = signbit (__real__ x);
+  int rcls = fpclassify (__real__ x);
+  int icls = fpclassify (__imag__ x);
+
+  __real__ x = fabsl (__real__ x);
+
+  if (rcls >= FP_ZERO)
+    {
+      /* Real part is finite.  */
+      if (icls >= FP_ZERO)
+	{
+	  /* Imaginary part is finite.  */
+	  long double sinh_val = __ieee754_sinhl (__real__ x);
+	  long double cosh_val = __ieee754_coshl (__real__ x);
+	  long double sinix, cosix;
+
+	  __sincosl (__imag__ x, &sinix, &cosix);
+
+	  __real__ retval = sinh_val * cosix;
+	  __imag__ retval = cosh_val * sinix;
+
+	  if (negate)
+	    __real__ retval = -__real__ retval;
+	}
+      else
+	{
+	  if (rcls == FP_ZERO)
+	    {
+	      /* Real part is 0.0.  */
+	      __real__ retval = __copysignl (0.0, negate ? -1.0 : 1.0);
+	      __imag__ retval = __nanl ("") + __nanl ("");
+
+#ifdef FE_INVALID
+	      if (icls == FP_INFINITE)
+		feraiseexcept (FE_INVALID);
+#endif
+	    }
+	  else
+	    {
+	      __real__ retval = __nanl ("");
+	      __imag__ retval = __nanl ("");
+
+#ifdef FE_INVALID
+	      feraiseexcept (FE_INVALID);
+#endif
+	    }
+	}
+    }
+  else if (rcls == FP_INFINITE)
+    {
+      /* Real part is infinite.  */
+      if (icls == FP_ZERO)
+	{
+	  /* Imaginary part is 0.0.  */
+	  __real__ retval = negate ? -HUGE_VALL : HUGE_VALL;
+	  __imag__ retval = __imag__ x;
+	}
+      else if (icls > FP_ZERO)
+	{
+	  /* Imaginary part is finite.  */
+	  long double sinix, cosix;
+
+	  __sincosl (__imag__ x, &sinix, &cosix);
+
+	  __real__ retval = __copysignl (HUGE_VALL, cosix);
+	  __imag__ retval = __copysignl (HUGE_VALL, sinix);
+
+	  if (negate)
+	    __real__ retval = -__real__ retval;
+	}
+      else
+	{
+	  /* The addition raises the invalid exception.  */
+	  __real__ retval = HUGE_VALL;
+	  __imag__ retval = __nanl ("") + __nanl ("");
+
+#ifdef FE_INVALID
+	  if (icls == FP_INFINITE)
+	    feraiseexcept (FE_INVALID);
+#endif
+	}
+    }
+  else
+    {
+      __real__ retval = __nanl ("");
+      __imag__ retval = __imag__ x == 0.0 ? __imag__ x : __nanl ("");
+    }
+
+  return retval;
+}
+weak_alias (__csinhl, csinhl)

src/system/libroot/posix/glibc/arch/generic/s_csinl.c

@@ -0,0 +1,127 @@
+/* Complex sine function for long double.
+   Copyright (C) 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <[email protected]>, 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 <fenv.h>
+#include <math.h>
+
+#include "math_private.h"
+
+
+__complex__ long double
+__csinl (__complex__ long double x)
+{
+  __complex__ long double retval;
+  int negate = signbit (__real__ x);
+  int rcls = fpclassify (__real__ x);
+  int icls = fpclassify (__imag__ x);
+
+  __real__ x = fabsl (__real__ x);
+
+  if (icls >= FP_ZERO)
+    {
+      /* Imaginary part is finite.  */
+      if (rcls >= FP_ZERO)
+	{
+	  /* Real part is finite.  */
+	  long double sinh_val = __ieee754_sinhl (__imag__ x);
+	  long double cosh_val = __ieee754_coshl (__imag__ x);
+	  long double sinix, cosix;
+
+	  __sincosl (__real__ x, &sinix, &cosix);
+
+	  __real__ retval = cosh_val * sinix;
+	  __imag__ retval = sinh_val * cosix;
+
+	  if (negate)
+	    __real__ retval = -__real__ retval;
+	}
+      else
+	{
+	  if (icls == FP_ZERO)
+	    {
+	      /* Imaginary part is 0.0.  */
+	      __real__ retval = __nanl ("");
+	      __imag__ retval = __imag__ x;
+
+#ifdef FE_INVALID
+	      if (rcls == FP_INFINITE)
+		feraiseexcept (FE_INVALID);
+#endif
+	    }
+	  else
+	    {
+	      __real__ retval = __nanl ("");
+	      __imag__ retval = __nanl ("");
+
+#ifdef FE_INVALID
+	      feraiseexcept (FE_INVALID);
+#endif
+	    }
+	}
+    }
+  else if (icls == FP_INFINITE)
+    {
+      /* Imaginary part is infinite.  */
+      if (rcls == FP_ZERO)
+	{
+	  /* Real part is 0.0.  */
+	  __real__ retval = __copysignl (0.0, negate ? -1.0 : 1.0);
+	  __imag__ retval = __imag__ x;
+	}
+      else if (rcls > FP_ZERO)
+	{
+	  /* Real part is finite.  */
+	  long double sinix, cosix;
+
+	  __sincosl (__real__ x, &sinix, &cosix);
+
+	  __real__ retval = __copysignl (HUGE_VALL, sinix);
+	  __imag__ retval = __copysignl (HUGE_VALL, cosix);
+
+	  if (negate)
+	    __real__ retval = -__real__ retval;
+	  if (signbit (__imag__ x))
+	    __imag__ retval = -__imag__ retval;
+	}
+      else
+	{
+	  /* The addition raises the invalid exception.  */
+	  __real__ retval = __nanl ("");
+	  __imag__ retval = HUGE_VALL;
+
+#ifdef FE_INVALID
+	  if (rcls == FP_INFINITE)
+	    feraiseexcept (FE_INVALID);
+#endif
+	}
+    }
+  else
+    {
+      if (rcls == FP_ZERO)
+	__real__ retval = __copysignl (0.0, negate ? -1.0 : 1.0);
+      else
+	__real__ retval = __nanl ("");
+      __imag__ retval = __nanl ("");
+    }
+
+  return retval;
+}
+weak_alias (__csinl, csinl)

src/system/libroot/posix/glibc/arch/generic/s_ctan.c

@@ -0,0 +1,74 @@
+/* Complex tangent function for double.
+   Copyright (C) 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <[email protected]>, 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 <fenv.h>
+#include <math.h>
+
+#include "math_private.h"
+
+
+__complex__ double
+__ctan (__complex__ double x)
+{
+  __complex__ double res;
+
+  if (!isfinite (__real__ x) || !isfinite (__imag__ x))
+    {
+      if (__isinf (__imag__ x))
+	{
+	  __real__ res = __copysign (0.0, __real__ x);
+	  __imag__ res = __copysign (1.0, __imag__ x);
+	}
+      else if (__real__ x == 0.0)
+	{
+	  res = x;
+	}
+      else
+	{
+	  __real__ res = __nan ("");
+	  __imag__ res = __nan ("");
+
+#ifdef FE_INVALID
+	  if (__isinf (__real__ x))
+	    feraiseexcept (FE_INVALID);
+#endif
+	}
+    }
+  else
+    {
+      double sin2rx, cos2rx;
+      double den;
+
+      __sincos (2.0 * __real__ x, &sin2rx, &cos2rx);
+
+      den = cos2rx + __ieee754_cosh (2.0 * __imag__ x);
+
+      __real__ res = sin2rx / den;
+      __imag__ res = __ieee754_sinh (2.0 * __imag__ x) / den;
+    }
+
+  return res;
+}
+weak_alias (__ctan, ctan)
+#ifdef NO_LONG_DOUBLE
+strong_alias (__ctan, __ctanl)
+weak_alias (__ctan, ctanl)
+#endif

src/system/libroot/posix/glibc/arch/generic/s_ctanf.c

@@ -0,0 +1,72 @@
+/* Complex tangent function for float.
+   Copyright (C) 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <[email protected]>, 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 <fenv.h>
+#include <math.h>
+
+#include "math_private.h"
+
+
+__complex__ float
+__ctanf (__complex__ float x)
+{
+  __complex__ float res;
+
+  if (!isfinite (__real__ x) || !isfinite (__imag__ x))
+    {
+      if (__isinff (__imag__ x))
+	{
+	  __real__ res = __copysignf (0.0, __real__ x);
+	  __imag__ res = __copysignf (1.0, __imag__ x);
+	}
+      else if (__real__ x == 0.0)
+	{
+	  res = x;
+	}
+      else
+	{
+	  __real__ res = __nanf ("");
+	  __imag__ res = __nanf ("");
+
+#ifdef FE_INVALID
+	  if (__isinff (__real__ x))
+	    feraiseexcept (FE_INVALID);
+#endif
+	}
+    }
+  else
+    {
+      float sin2rx, cos2rx;
+      float den;
+
+      __sincosf (2.0 * __real__ x, &sin2rx, &cos2rx);
+
+      den = cos2rx + __ieee754_coshf (2.0 * __imag__ x);
+
+      __real__ res = sin2rx / den;
+      __imag__ res = __ieee754_sinhf (2.0 * __imag__ x) / den;
+    }
+
+  return res;
+}
+#ifndef __ctanf
+weak_alias (__ctanf, ctanf)
+#endif

src/system/libroot/posix/glibc/arch/generic/s_ctanh.c

@@ -0,0 +1,74 @@
+/* Complex hyperbole tangent for double.
+   Copyright (C) 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <[email protected]>, 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 <fenv.h>
+#include <math.h>
+
+#include "math_private.h"
+
+
+__complex__ double
+__ctanh (__complex__ double x)
+{
+  __complex__ double res;
+
+  if (!isfinite (__real__ x) || !isfinite (__imag__ x))
+    {
+      if (__isinf (__real__ x))
+	{
+	  __real__ res = __copysign (1.0, __real__ x);
+	  __imag__ res = __copysign (0.0, __imag__ x);
+	}
+      else if (__imag__ x == 0.0)
+	{
+	  res = x;
+	}
+      else
+	{
+	  __real__ res = __nan ("");
+	  __imag__ res = __nan ("");
+
+#ifdef FE_INVALID
+	  if (__isinf (__imag__ x))
+	    feraiseexcept (FE_INVALID);
+#endif
+	}
+    }
+  else
+    {
+      double sin2ix, cos2ix;
+      double den;
+
+      __sincos (2.0 * __imag__ x, &sin2ix, &cos2ix);
+
+      den = (__ieee754_cosh (2.0 * __real__ x) + cos2ix);
+
+      __real__ res = __ieee754_sinh (2.0 * __real__ x) / den;
+      __imag__ res = sin2ix / den;
+    }
+
+  return res;
+}
+weak_alias (__ctanh, ctanh)
+#ifdef NO_LONG_DOUBLE
+strong_alias (__ctanh, __ctanhl)
+weak_alias (__ctanh, ctanhl)
+#endif

src/system/libroot/posix/glibc/arch/generic/s_ctanhf.c

@@ -0,0 +1,72 @@
+/* Complex hyperbole tangent for float.
+   Copyright (C) 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <[email protected]>, 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 <fenv.h>
+#include <math.h>
+
+#include "math_private.h"
+
+
+__complex__ float
+__ctanhf (__complex__ float x)
+{
+  __complex__ float res;
+
+  if (!isfinite (__real__ x) || !isfinite (__imag__ x))
+    {
+      if (__isinff (__real__ x))
+	{
+	  __real__ res = __copysignf (1.0, __real__ x);
+	  __imag__ res = __copysignf (0.0, __imag__ x);
+	}
+      else if (__imag__ x == 0.0)
+	{
+	  res = x;
+	}
+      else
+	{
+	  __real__ res = __nanf ("");
+	  __imag__ res = __nanf ("");
+
+#ifdef FE_INVALID
+	  if (__isinff (__imag__ x))
+	    feraiseexcept (FE_INVALID);
+#endif
+	}
+    }
+  else
+    {
+      float sin2ix, cos2ix;
+      float den;
+
+      __sincosf (2.0 * __imag__ x, &sin2ix, &cos2ix);
+
+      den = (__ieee754_coshf (2.0 * __real__ x) + cos2ix);
+
+      __real__ res = __ieee754_sinhf (2.0 * __real__ x) / den;
+      __imag__ res = sin2ix / den;
+    }
+
+  return res;
+}
+#ifndef __ctanhf
+weak_alias (__ctanhf, ctanhf)
+#endif

src/system/libroot/posix/glibc/arch/generic/s_ctanhl.c

@@ -0,0 +1,70 @@
+/* Complex hyperbole tangent for long double.
+   Copyright (C) 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <[email protected]>, 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 <fenv.h>
+#include <math.h>
+
+#include "math_private.h"
+
+
+__complex__ long double
+__ctanhl (__complex__ long double x)
+{
+  __complex__ long double res;
+
+  if (!isfinite (__real__ x) || !isfinite (__imag__ x))
+    {
+      if (__isinfl (__real__ x))
+	{
+	  __real__ res = __copysignl (1.0, __real__ x);
+	  __imag__ res = __copysignl (0.0, __imag__ x);
+	}
+      else if (__imag__ x == 0.0)
+	{
+	  res = x;
+	}
+      else
+	{
+	  __real__ res = __nanl ("");
+	  __imag__ res = __nanl ("");
+
+#ifdef FE_INVALID
+	  if (__isinfl (__imag__ x))
+	    feraiseexcept (FE_INVALID);
+#endif
+	}
+    }
+  else
+    {
+      long double sin2ix, cos2ix;
+      long double den;
+
+      __sincosl (2.0 * __imag__ x, &sin2ix, &cos2ix);
+
+      den = (__ieee754_coshl (2.0 * __real__ x) + cos2ix);
+
+      __real__ res = __ieee754_sinhl (2.0 * __real__ x) / den;
+      __imag__ res = sin2ix / den;
+    }
+
+  return res;
+}
+weak_alias (__ctanhl, ctanhl)

src/system/libroot/posix/glibc/arch/generic/s_ctanl.c

@@ -0,0 +1,70 @@
+/* Complex tangent function for long double.
+   Copyright (C) 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <[email protected]>, 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 <fenv.h>
+#include <math.h>
+
+#include "math_private.h"
+
+
+__complex__ long double
+__ctanl (__complex__ long double x)
+{
+  __complex__ long double res;
+
+  if (!isfinite (__real__ x) || !isfinite (__imag__ x))
+    {
+      if (__isinfl (__imag__ x))
+	{
+	  __real__ res = __copysignl (0.0, __real__ x);
+	  __imag__ res = __copysignl (1.0, __imag__ x);
+	}
+      else if (__real__ x == 0.0)
+	{
+	  res = x;
+	}
+      else
+	{
+	  __real__ res = __nanl ("");
+	  __imag__ res = __nanl ("");
+
+#ifdef FE_INVALID
+	  if (__isinfl (__real__ x))
+	    feraiseexcept (FE_INVALID);
+#endif
+	}
+    }
+  else
+    {
+      long double sin2rx, cos2rx;
+      long double den;
+
+      __sincosl (2.0 * __real__ x, &sin2rx, &cos2rx);
+
+      den = cos2rx + __ieee754_coshl (2.0 * __imag__ x);
+
+      __real__ res = sin2rx / den;
+      __imag__ res = __ieee754_sinhl (2.0 * __imag__ x) / den;
+    }
+
+  return res;
+}
+weak_alias (__ctanl, ctanl)

src/system/libroot/posix/glibc/arch/generic/s_fabs.c

@@ -0,0 +1,40 @@
+/* @(#)s_fabs.c 5.1 93/09/24 */
+/*
+ * ====================================================
+ * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
+ *
+ * Developed at SunPro, a Sun Microsystems, Inc. business.
+ * Permission to use, copy, modify, and distribute this
+ * software is freely granted, provided that this notice
+ * is preserved.
+ * ====================================================
+ */
+
+#if defined(LIBM_SCCS) && !defined(lint)
+static char rcsid[] = "$NetBSD: s_fabs.c,v 1.7 1995/05/10 20:47:13 jtc Exp $";
+#endif
+
+/*
+ * fabs(x) returns the absolute value of x.
+ */
+
+#include "math.h"
+#include "math_private.h"
+
+#ifdef __STDC__
+	double __fabs(double x)
+#else
+	double __fabs(x)
+	double x;
+#endif
+{
+	u_int32_t high;
+	GET_HIGH_WORD(high,x);
+	SET_HIGH_WORD(x,high&0x7fffffff);
+        return x;
+}
+weak_alias (__fabs, fabs)
+#ifdef NO_LONG_DOUBLE
+strong_alias (__fabs, __fabsl)
+weak_alias (__fabs, fabsl)
+#endif

src/system/libroot/posix/glibc/arch/generic/s_fabsf.c

@@ -0,0 +1,39 @@
+/* s_fabsf.c -- float version of s_fabs.c.
+ * Conversion to float by Ian Lance Taylor, Cygnus Support, [email protected].
+ */
+
+/*
+ * ====================================================
+ * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
+ *
+ * Developed at SunPro, a Sun Microsystems, Inc. business.
+ * Permission to use, copy, modify, and distribute this
+ * software is freely granted, provided that this notice 
+ * is preserved.
+ * ====================================================
+ */
+
+#if defined(LIBM_SCCS) && !defined(lint)
+static char rcsid[] = "$NetBSD: s_fabsf.c,v 1.4 1995/05/10 20:47:15 jtc Exp $";
+#endif
+
+/*
+ * fabsf(x) returns the absolute value of x.
+ */
+
+#include "math.h"
+#include "math_private.h"
+
+#ifdef __STDC__
+	float __fabsf(float x)
+#else
+	float __fabsf(x)
+	float x;
+#endif
+{
+	u_int32_t ix;
+	GET_FLOAT_WORD(ix,x);
+	SET_FLOAT_WORD(x,ix&0x7fffffff);
+        return x;
+}
+weak_alias (__fabsf, fabsf)

src/system/libroot/posix/glibc/arch/generic/s_nextafter.c

@@ -0,0 +1,100 @@
+/* @(#)s_nextafter.c 5.1 93/09/24 */
+/*
+ * ====================================================
+ * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
+ *
+ * Developed at SunPro, a Sun Microsystems, Inc. business.
+ * Permission to use, copy, modify, and distribute this
+ * software is freely granted, provided that this notice
+ * is preserved.
+ * ====================================================
+ */
+
+#if defined(LIBM_SCCS) && !defined(lint)
+static char rcsid[] = "$NetBSD: s_nextafter.c,v 1.8 1995/05/10 20:47:58 jtc Exp $";
+#endif
+
+/* IEEE functions
+ *	nextafter(x,y)
+ *	return the next machine floating-point number of x in the
+ *	direction toward y.
+ *   Special cases:
+ */
+
+/* Ugly hack so that the aliasing works.  */
+#define __nexttoward __internal___nexttoward
+#define nexttoward __internal_nexttoward
+
+#include "math.h"
+#include "math_private.h"
+#include <float.h>
+
+#ifdef __STDC__
+	double __nextafter(double x, double y)
+#else
+	double __nextafter(x,y)
+	double x,y;
+#endif
+{
+	int32_t hx,hy,ix,iy;
+	u_int32_t lx,ly;
+
+	EXTRACT_WORDS(hx,lx,x);
+	EXTRACT_WORDS(hy,ly,y);
+	ix = hx&0x7fffffff;		/* |x| */
+	iy = hy&0x7fffffff;		/* |y| */
+
+	if(((ix>=0x7ff00000)&&((ix-0x7ff00000)|lx)!=0) ||   /* x is nan */
+	   ((iy>=0x7ff00000)&&((iy-0x7ff00000)|ly)!=0))     /* y is nan */
+	   return x+y;
+	if(x==y) return y;		/* x=y, return y */
+	if((ix|lx)==0) {			/* x == 0 */
+	    INSERT_WORDS(x,hy&0x80000000,1);	/* return +-minsubnormal */
+	    y = x*x;
+	    if(y==x) return y; else return x;	/* raise underflow flag */
+	}
+	if(hx>=0) {				/* x > 0 */
+	    if(hx>hy||((hx==hy)&&(lx>ly))) {	/* x > y, x -= ulp */
+		if(lx==0) hx -= 1;
+		lx -= 1;
+	    } else {				/* x < y, x += ulp */
+		lx += 1;
+		if(lx==0) hx += 1;
+	    }
+	} else {				/* x < 0 */
+	    if(hy>=0||hx>hy||((hx==hy)&&(lx>ly))){/* x < y, x -= ulp */
+		if(lx==0) hx -= 1;
+		lx -= 1;
+	    } else {				/* x > y, x += ulp */
+		lx += 1;
+		if(lx==0) hx += 1;
+	    }
+	}
+	hy = hx&0x7ff00000;
+	if(hy>=0x7ff00000) {
+	  x = x+x;	/* overflow  */
+	  if (FLT_EVAL_METHOD != 0 && FLT_EVAL_METHOD != 1)
+	    asm ("" : "=m"(x) : "m"(x));
+	  return x;	/* overflow  */
+	}
+	if(hy<0x00100000) {		/* underflow */
+	    y = x*x;
+	    if(y!=x) {		/* raise underflow flag */
+	        INSERT_WORDS(y,hx,lx);
+		return y;
+	    }
+	}
+	INSERT_WORDS(x,hx,lx);
+	return x;
+}
+weak_alias (__nextafter, nextafter)
+#ifdef NO_LONG_DOUBLE
+strong_alias (__nextafter, __nextafterl)
+weak_alias (__nextafter, nextafterl)
+strong_alias (__nextafter, __nexttowardl)
+weak_alias (__nexttowardl, nexttowardl)
+#undef __nexttoward
+strong_alias (__nextafter, __nexttoward)
+#undef nexttoward
+weak_alias (__nextafter, nexttoward)
+#endif

src/system/libroot/posix/glibc/arch/x86/Jamfile

@@ -37,8 +37,17 @@ local genericSources =
 	s_casinh.c s_casinhf.c
 	s_catan.c s_catanf.c
 	s_catanh.c s_catanhf.c
+	s_ccos.c s_ccosf.c #s_ccosl.c
+	s_ccosh.c s_ccoshf.c #s_ccoshl.c
 	s_clog.c s_clogf.c #s_clogl.c
+	s_clog10.c s_clog10f.c #s_clog10l.c
+	s_cpow.c s_cpowf.c #s_cpowl.c
+	s_cproj.c s_cprojf.c #s_cprojl.c
+	s_csin.c s_csinf.c #s_csinl.c
+	s_csinh.c s_csinhf.c #s_csinhl.c
 	s_csqrt.c s_csqrtf.c #s_csqrtl.c
+	s_ctan.c s_ctanf.c #s_ctanl.c
+	s_ctanh.c s_ctanhf.c #s_ctanhl.c
 	s_erf.c s_erff.c # s_erfl.c
 	s_fpclassify.c s_fpclassifyf.c # s_fpclassifyl.c
 	s_isinf.c s_isinff.c
@@ -46,6 +55,7 @@ local genericSources =
 	s_ldexp.c s_ldexpf.c #s_ldexpl.c
 	s_modf.c s_modff.c # s_modfl.c
 	s_nan.c s_nanf.c
+	s_nextafter.c
 	s_signbit.c s_signbitl.c
 	s_round.c s_roundf.c # s_roundl.c
 	s_signgam.c
@@ -82,6 +92,7 @@ local genericSources =
 MergeObject posix_gnu_arch_$(TARGET_ARCH)_other.o :
 	add_n.S
 	addmul_1.S
+	fraiseexcpt.c
 	ldbl2mpn.c
 	mpa.c mpatan.c mpatan2.c mptan.c
 	
@@ -118,6 +129,7 @@ MergeObject posix_gnu_arch_$(TARGET_ARCH)_s.o :
 	s_atan.S s_atanf.S s_atanl.c
 	s_cbrt.S s_cbrtf.S s_cbrtl.S
 	s_ceil.S s_ceilf.S s_ceill.S
+	s_cexp.S s_cexpf.S s_cexpl.S
 	s_copysign.S s_copysignf.S s_copysignl.S
 	s_cos.S s_cosf.S s_cosl.S
 	s_expm1.S s_expm1f.S s_expm1l.S

src/system/libroot/posix/glibc/arch/x86/fraiseexcpt.c

@@ -0,0 +1,124 @@
+/* Raise given exceptions.
+   Copyright (C) 1997,99,2000,01,02 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <[email protected]>, 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 <fenv.h>
+#include <math.h>
+
+int
+__feraiseexcept (int excepts)
+{
+  /* Raise exceptions represented by EXPECTS.  But we must raise only
+     one signal at a time.  It is important that if the overflow/underflow
+     exception and the inexact exception are given at the same time,
+     the overflow/underflow exception follows the inexact exception.  */
+
+  /* First: invalid exception.  */
+  if ((FE_INVALID & excepts) != 0)
+    {
+      /* One example of a invalid operation is 0.0 / 0.0.  */
+      double d;
+      __asm__ __volatile__ ("fldz; fdiv %%st, %%st(0); fwait" : "=t" (d));
+      (void) &d;
+    }
+
+  /* Next: division by zero.  */
+  if ((FE_DIVBYZERO & excepts) != 0)
+    {
+      double d;
+      __asm__ __volatile__ ("fldz; fld1; fdivp %%st, %%st(1); fwait"
+			    : "=t" (d));
+      (void) &d;
+    }
+
+  /* Next: overflow.  */
+  if ((FE_OVERFLOW & excepts) != 0)
+    {
+      /* There is no way to raise only the overflow flag.  Do it the
+	 hard way.  */
+      fenv_t temp;
+
+      /* Bah, we have to clear selected exceptions.  Since there is no
+	 `fldsw' instruction we have to do it the hard way.  */
+      __asm__ __volatile__ ("fnstenv %0" : "=m" (*&temp));
+
+      /* Set the relevant bits.  */
+      temp.__status_word |= FE_OVERFLOW;
+
+      /* Put the new data in effect.  */
+      __asm__ __volatile__ ("fldenv %0" : : "m" (*&temp));
+
+      /* And raise the exception.  */
+      __asm__ __volatile__ ("fwait");
+    }
+
+  /* Next: underflow.  */
+  if ((FE_UNDERFLOW & excepts) != 0)
+    {
+      /* There is no way to raise only the underflow flag.  Do it the
+	 hard way.  */
+      fenv_t temp;
+
+      /* Bah, we have to clear selected exceptions.  Since there is no
+	 `fldsw' instruction we have to do it the hard way.  */
+      __asm__ __volatile__ ("fnstenv %0" : "=m" (*&temp));
+
+      /* Set the relevant bits.  */
+      temp.__status_word |= FE_UNDERFLOW;
+
+      /* Put the new data in effect.  */
+      __asm__ __volatile__ ("fldenv %0" : : "m" (*&temp));
+
+      /* And raise the exception.  */
+      __asm__ __volatile__ ("fwait");
+    }
+
+  /* Last: inexact.  */
+  if ((FE_INEXACT & excepts) != 0)
+    {
+      /* There is no way to raise only the inexact flag.  Do it the
+	 hard way.  */
+      fenv_t temp;
+
+      /* Bah, we have to clear selected exceptions.  Since there is no
+	 `fldsw' instruction we have to do it the hard way.  */
+      __asm__ __volatile__ ("fnstenv %0" : "=m" (*&temp));
+
+      /* Set the relevant bits.  */
+      temp.__status_word |= FE_INEXACT;
+
+      /* Put the new data in effect.  */
+      __asm__ __volatile__ ("fldenv %0" : : "m" (*&temp));
+
+      /* And raise the exception.  */
+      __asm__ __volatile__ ("fwait");
+    }
+
+  /* Success.  */
+  return 0;
+}
+
+#include <shlib-compat.h>
+#if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2)
+strong_alias (__feraiseexcept, __old_feraiseexcept)
+compat_symbol (libm, __old_feraiseexcept, feraiseexcept, GLIBC_2_1);
+#endif
+
+libm_hidden_ver (__feraiseexcept, feraiseexcept)
+versioned_symbol (libm, __feraiseexcept, feraiseexcept, GLIBC_2_2);

src/system/libroot/posix/glibc/arch/x86/s_cexp.S

@@ -0,0 +1,259 @@
+/* ix87 specific implementation of complex exponential function for double.
+   Copyright (C) 1997 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 <sysdep.h>
+
+#ifdef __ELF__
+	.section .rodata
+#else
+	.text
+#endif
+	.align ALIGNARG(4)
+	ASM_TYPE_DIRECTIVE(huge_nan_null_null,@object)
+huge_nan_null_null:
+	.byte 0, 0, 0, 0, 0, 0, 0xf0, 0x7f
+	.byte 0, 0, 0, 0, 0, 0, 0xff, 0x7f
+	.double	0.0
+zero:	.double	0.0
+infinity:
+	.byte 0, 0, 0, 0, 0, 0, 0xf0, 0x7f
+	.byte 0, 0, 0, 0, 0, 0, 0xff, 0x7f
+	.double 0.0
+	.byte 0, 0, 0, 0, 0, 0, 0, 0x80
+	ASM_SIZE_DIRECTIVE(huge_nan_null_null)
+
+	ASM_TYPE_DIRECTIVE(twopi,@object)
+twopi:
+	.byte 0x35, 0xc2, 0x68, 0x21, 0xa2, 0xda, 0xf, 0xc9, 0x1, 0x40
+	.byte 0, 0, 0, 0, 0, 0
+	ASM_SIZE_DIRECTIVE(twopi)
+
+	ASM_TYPE_DIRECTIVE(l2e,@object)
+l2e:
+	.byte 0xbc, 0xf0, 0x17, 0x5c, 0x29, 0x3b, 0xaa, 0xb8, 0xff, 0x3f
+	.byte 0, 0, 0, 0, 0, 0
+	ASM_SIZE_DIRECTIVE(l2e)
+
+	ASM_TYPE_DIRECTIVE(one,@object)
+one:	.double 1.0
+	ASM_SIZE_DIRECTIVE(one)
+
+
+#ifdef PIC
+#define MO(op) op##@GOTOFF(%ecx)
+#define MOX(op,x,f) op##@GOTOFF(%ecx,x,f)
+#else
+#define MO(op) op
+#define MOX(op,x,f) op(,x,f)
+#endif
+
+	.text
+ENTRY(__cexp)
+	fldl	8(%esp)			/* x */
+	fxam
+	fnstsw
+	fldl	16(%esp)		/* y : x */
+#ifdef  PIC
+        call    1f
+1:      popl    %ecx
+        addl    $_GLOBAL_OFFSET_TABLE_+[.-1b], %ecx
+#endif
+	movb	%ah, %dh
+	andb	$0x45, %ah
+	cmpb	$0x05, %ah
+	je	1f			/* Jump if real part is +-Inf */
+	cmpb	$0x01, %ah
+	je	2f			/* Jump if real part is NaN */
+
+	fxam				/* y : x */
+	fnstsw
+	/* If the imaginary part is not finite we return NaN+i NaN, as
+	   for the case when the real part is NaN.  A test for +-Inf and
+	   NaN would be necessary.  But since we know the stack register
+	   we applied `fxam' to is not empty we can simply use one test.
+	   Check your FPU manual for more information.  */
+	andb	$0x01, %ah
+	cmpb	$0x01, %ah
+	je	20f
+
+	/* We have finite numbers in the real and imaginary part.  Do
+	   the real work now.  */
+	fxch			/* x : y */
+	fldt	MO(l2e)		/* log2(e) : x : y */
+	fmulp			/* x * log2(e) : y */
+	fld	%st		/* x * log2(e) : x * log2(e) : y */
+	frndint			/* int(x * log2(e)) : x * log2(e) : y */
+	fsubr	%st, %st(1)	/* int(x * log2(e)) : frac(x * log2(e)) : y */
+	fxch			/* frac(x * log2(e)) : int(x * log2(e)) : y */
+	f2xm1			/* 2^frac(x * log2(e))-1 : int(x * log2(e)) : y */
+	faddl	MO(one)		/* 2^frac(x * log2(e)) : int(x * log2(e)) : y */
+	fscale			/* e^x : int(x * log2(e)) : y */
+	fst	%st(1)		/* e^x : e^x : y */
+	fxch	%st(2)		/* y : e^x : e^x */
+	fsincos			/* cos(y) : sin(y) : e^x : e^x */
+	fnstsw
+	testl	$0x400, %eax
+	jnz	7f
+	fmulp	%st, %st(3)	/* sin(y) : e^x : e^x * cos(y) */
+	fmulp	%st, %st(1)	/* e^x * sin(y) : e^x * cos(y) */
+	movl	4(%esp), %eax		/* Pointer to memory for result.  */
+	fstpl	8(%eax)
+	fstpl	(%eax)
+	ret	$4
+
+	/* We have to reduce the argument to fsincos.  */
+	.align ALIGNARG(4)
+7:	fldt	MO(twopi)	/* 2*pi : y : e^x : e^x */
+	fxch			/* y : 2*pi : e^x : e^x */
+8:	fprem1			/* y%(2*pi) : 2*pi : e^x : e^x */
+	fnstsw
+	testl	$0x400, %eax
+	jnz	8b
+	fstp	%st(1)		/* y%(2*pi) : e^x : e^x */
+	fsincos			/* cos(y) : sin(y) : e^x : e^x */
+	fmulp	%st, %st(3)
+	fmulp	%st, %st(1)
+	movl	4(%esp), %eax		/* Pointer to memory for result.  */
+	fstpl	8(%eax)
+	fstpl	(%eax)
+	ret	$4
+
+	/* The real part is +-inf.  We must make further differences.  */
+	.align ALIGNARG(4)
+1:	fxam			/* y : x */
+	fnstsw
+	movb	%ah, %dl
+	testb	$0x01, %ah	/* See above why 0x01 is usable here.  */
+	jne	3f
+
+
+	/* The real part is +-Inf and the imaginary part is finite.  */
+	andl	$0x245, %edx
+	cmpb	$0x40, %dl	/* Imaginary part == 0?  */
+	je	4f		/* Yes ->  */
+
+	fxch			/* x : y */
+	shrl	$5, %edx
+	fstp	%st(0)		/* y */ /* Drop the real part.  */
+	andl	$16, %edx	/* This puts the sign bit of the real part
+				   in bit 4.  So we can use it to index a
+				   small array to select 0 or Inf.  */
+	fsincos			/* cos(y) : sin(y) */
+	fnstsw
+	testl	$0x0400, %eax
+	jnz	5f
+	fldl	MOX(huge_nan_null_null,%edx,1)
+	movl	4(%esp), %edx		/* Pointer to memory for result.  */
+	fstl	8(%edx)
+	fstpl	(%edx)
+	ftst
+	fnstsw
+	shll	$23, %eax
+	andl	$0x80000000, %eax
+	orl	%eax, 4(%edx)
+	fstp	%st(0)
+	ftst
+	fnstsw
+	shll	$23, %eax
+	andl	$0x80000000, %eax
+	orl	%eax, 12(%edx)
+	fstp	%st(0)
+	ret	$4
+	/* We must reduce the argument to fsincos.  */
+	.align ALIGNARG(4)
+5:	fldt	MO(twopi)
+	fxch
+6:	fprem1
+	fnstsw
+	testl	$0x400, %eax
+	jnz	6b
+	fstp	%st(1)
+	fsincos
+	fldl	MOX(huge_nan_null_null,%edx,1)
+	movl	4(%esp), %edx		/* Pointer to memory for result.  */
+	fstl	8(%edx)
+	fstpl	(%edx)
+	ftst
+	fnstsw
+	shll	$23, %eax
+	andl	$0x80000000, %eax
+	orl	%eax, 4(%edx)
+	fstp	%st(0)
+	ftst
+	fnstsw
+	shll	$23, %eax
+	andl	$0x80000000, %eax
+	orl	%eax, 12(%edx)
+	fstp	%st(0)
+	ret	$4
+
+	/* The real part is +-Inf and the imaginary part is +-0.  So return
+	   +-Inf+-0i.  */
+	.align ALIGNARG(4)
+4:	movl	4(%esp), %eax		/* Pointer to memory for result.  */
+	fstpl	8(%eax)
+	shrl	$5, %edx
+	fstp	%st(0)
+	andl	$16, %edx
+	fldl	MOX(huge_nan_null_null,%edx,1)
+	fstpl	(%eax)
+	ret	$4
+
+	/* The real part is +-Inf, the imaginary is also is not finite.  */
+	.align ALIGNARG(4)
+3:	fstp	%st(0)
+	fstp	%st(0)		/* <empty> */
+	andb	$0x45, %ah
+	andb	$0x47, %dh
+	xorb	%dh, %ah
+	jnz	30f
+	fldl	MO(infinity)	/* Raise invalid exception.  */
+	fmull	MO(zero)
+	fstp	%st(0)
+30:	movl	%edx, %eax
+	shrl	$5, %edx
+	shll	$4, %eax
+	andl	$16, %edx
+	andl	$32, %eax
+	orl	%eax, %edx
+	movl	4(%esp), %eax		/* Pointer to memory for result.  */
+
+	fldl	MOX(huge_nan_null_null,%edx,1)
+	fldl	MOX(huge_nan_null_null+8,%edx,1)
+	fxch
+	fstpl	(%eax)
+	fstpl	8(%eax)
+	ret	$4
+
+	/* The real part is NaN.  */
+	.align ALIGNARG(4)
+20:	fldl	MO(infinity)		/* Raise invalid exception.  */
+	fmull	MO(zero)
+	fstp	%st(0)
+2:	fstp	%st(0)
+	fstp	%st(0)
+	movl	4(%esp), %eax		/* Pointer to memory for result.  */
+	fldl	MO(huge_nan_null_null+8)
+	fstl	(%eax)
+	fstpl	8(%eax)
+	ret	$4
+
+END(__cexp)
+weak_alias (__cexp, cexp)

src/system/libroot/posix/glibc/arch/x86/s_cexpf.S

@@ -0,0 +1,255 @@
+/* ix87 specific implementation of complex exponential function for double.
+   Copyright (C) 1997 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 <sysdep.h>
+
+#ifdef __ELF__
+	.section .rodata
+#else
+	.text
+#endif
+	.align ALIGNARG(4)
+	ASM_TYPE_DIRECTIVE(huge_nan_null_null,@object)
+huge_nan_null_null:
+	.byte 0, 0, 0x80, 0x7f
+	.byte 0, 0, 0xc0, 0x7f
+	.float	0.0
+zero:	.float	0.0
+infinity:
+	.byte 0, 0, 0x80, 0x7f
+	.byte 0, 0, 0xc0, 0x7f
+	.float 0.0
+	.byte 0, 0, 0, 0x80
+	ASM_SIZE_DIRECTIVE(huge_nan_null_null)
+
+	ASM_TYPE_DIRECTIVE(twopi,@object)
+twopi:
+	.byte 0x35, 0xc2, 0x68, 0x21, 0xa2, 0xda, 0xf, 0xc9, 0x1, 0x40
+	.byte 0, 0, 0, 0, 0, 0
+	ASM_SIZE_DIRECTIVE(twopi)
+
+	ASM_TYPE_DIRECTIVE(l2e,@object)
+l2e:
+	.byte 0xbc, 0xf0, 0x17, 0x5c, 0x29, 0x3b, 0xaa, 0xb8, 0xff, 0x3f
+	.byte 0, 0, 0, 0, 0, 0
+	ASM_SIZE_DIRECTIVE(l2e)
+
+	ASM_TYPE_DIRECTIVE(one,@object)
+one:	.double 1.0
+	ASM_SIZE_DIRECTIVE(one)
+
+
+#ifdef PIC
+#define MO(op) op##@GOTOFF(%ecx)
+#define MOX(op,x,f) op##@GOTOFF(%ecx,x,f)
+#else
+#define MO(op) op
+#define MOX(op,x,f) op(,x,f)
+#endif
+
+	.text
+ENTRY(__cexpf)
+	flds	4(%esp)			/* x */
+	fxam
+	fnstsw
+	flds	8(%esp)			/* y : x */
+#ifdef  PIC
+        call    1f
+1:      popl    %ecx
+        addl    $_GLOBAL_OFFSET_TABLE_+[.-1b], %ecx
+#endif
+	movb	%ah, %dh
+	andb	$0x45, %ah
+	cmpb	$0x05, %ah
+	je	1f			/* Jump if real part is +-Inf */
+	cmpb	$0x01, %ah
+	je	2f			/* Jump if real part is NaN */
+
+	fxam				/* y : x */
+	fnstsw
+	/* If the imaginary part is not finite we return NaN+i NaN, as
+	   for the case when the real part is NaN.  A test for +-Inf and
+	   NaN would be necessary.  But since we know the stack register
+	   we applied `fxam' to is not empty we can simply use one test.
+	   Check your FPU manual for more information.  */
+	andb	$0x01, %ah
+	cmpb	$0x01, %ah
+	je	20f
+
+	/* We have finite numbers in the real and imaginary part.  Do
+	   the real work now.  */
+	fxch			/* x : y */
+	fldt	MO(l2e)		/* log2(e) : x : y */
+	fmulp			/* x * log2(e) : y */
+	fld	%st		/* x * log2(e) : x * log2(e) : y */
+	frndint			/* int(x * log2(e)) : x * log2(e) : y */
+	fsubr	%st, %st(1)	/* int(x * log2(e)) : frac(x * log2(e)) : y */
+	fxch			/* frac(x * log2(e)) : int(x * log2(e)) : y */
+	f2xm1			/* 2^frac(x * log2(e))-1 : int(x * log2(e)) : y */
+	faddl	MO(one)		/* 2^frac(x * log2(e)) : int(x * log2(e)) : y */
+	fscale			/* e^x : int(x * log2(e)) : y */
+	fst	%st(1)		/* e^x : e^x : y */
+	fxch	%st(2)		/* y : e^x : e^x */
+	fsincos			/* cos(y) : sin(y) : e^x : e^x */
+	fnstsw
+	testl	$0x400, %eax
+	jnz	7f
+	fmulp	%st, %st(3)	/* sin(y) : e^x : e^x * cos(y) */
+	fmulp	%st, %st(1)	/* e^x * sin(y) : e^x * cos(y) */
+	subl	$8, %esp
+	fstps	4(%esp)
+	fstps	(%esp)
+	popl	%eax
+	popl	%edx
+	ret
+
+	/* We have to reduce the argument to fsincos.  */
+	.align ALIGNARG(4)
+7:	fldt	MO(twopi)	/* 2*pi : y : e^x : e^x */
+	fxch			/* y : 2*pi : e^x : e^x */
+8:	fprem1			/* y%(2*pi) : 2*pi : e^x : e^x */
+	fnstsw
+	testl	$0x400, %eax
+	jnz	8b
+	fstp	%st(1)		/* y%(2*pi) : e^x : e^x */
+	fsincos			/* cos(y) : sin(y) : e^x : e^x */
+	fmulp	%st, %st(3)
+	fmulp	%st, %st(1)
+	subl	$8, %esp
+	fstps	4(%esp)
+	fstps	(%esp)
+	popl	%eax
+	popl	%edx
+	ret
+
+	/* The real part is +-inf.  We must make further differences.  */
+	.align ALIGNARG(4)
+1:	fxam			/* y : x */
+	fnstsw
+	movb	%ah, %dl
+	testb	$0x01, %ah	/* See above why 0x01 is usable here.  */
+	jne	3f
+
+
+	/* The real part is +-Inf and the imaginary part is finite.  */
+	andl	$0x245, %edx
+	cmpb	$0x40, %dl	/* Imaginary part == 0?  */
+	je	4f		/* Yes ->  */
+
+	fxch			/* x : y */
+	shrl	$6, %edx
+	fstp	%st(0)		/* y */ /* Drop the real part.  */
+	andl	$8, %edx	/* This puts the sign bit of the real part
+				   in bit 3.  So we can use it to index a
+				   small array to select 0 or Inf.  */
+	fsincos			/* cos(y) : sin(y) */
+	fnstsw
+	testl	$0x0400, %eax
+	jnz	5f
+	fxch
+	ftst
+	fnstsw
+	fstp	%st(0)
+	shll	$23, %eax
+	andl	$0x80000000, %eax
+	orl	MOX(huge_nan_null_null,%edx,1), %eax
+	movl	MOX(huge_nan_null_null,%edx,1), %ecx
+	movl	%eax, %edx
+	ftst
+	fnstsw
+	fstp	%st(0)
+	shll	$23, %eax
+	andl	$0x80000000, %eax
+	orl	%ecx, %eax
+	ret
+	/* We must reduce the argument to fsincos.  */
+	.align ALIGNARG(4)
+5:	fldt	MO(twopi)
+	fxch
+6:	fprem1
+	fnstsw
+	testl	$0x400, %eax
+	jnz	6b
+	fstp	%st(1)
+	fsincos
+	fxch
+	ftst
+	fnstsw
+	fstp	%st(0)
+	shll	$23, %eax
+	andl	$0x80000000, %eax
+	orl	MOX(huge_nan_null_null,%edx,1), %eax
+	movl	MOX(huge_nan_null_null,%edx,1), %ecx
+	movl	%eax, %edx
+	ftst
+	fnstsw
+	fstp	%st(0)
+	shll	$23, %eax
+	andl	$0x80000000, %eax
+	orl	%ecx, %eax
+	ret
+
+	/* The real part is +-Inf and the imaginary part is +-0.  So return
+	   +-Inf+-0i.  */
+	.align ALIGNARG(4)
+4:	subl	$4, %esp
+	fstps	(%esp)
+	shrl	$6, %edx
+	fstp	%st(0)
+	andl	$8, %edx
+	movl	MOX(huge_nan_null_null,%edx,1), %eax
+	popl	%edx
+	ret
+
+	/* The real part is +-Inf, the imaginary is also is not finite.  */
+	.align ALIGNARG(4)
+3:	fstp	%st(0)
+	fstp	%st(0)		/* <empty> */
+	andb	$0x45, %ah
+	andb	$0x47, %dh
+	xorb	%dh, %ah
+	jnz	30f
+	flds	MO(infinity)	/* Raise invalid exception.  */
+	fmuls	MO(zero)
+	fstp	%st(0)
+30:	movl	%edx, %eax
+	shrl	$6, %edx
+	shll	$3, %eax
+	andl	$8, %edx
+	andl	$16, %eax
+	orl	%eax, %edx
+
+	movl	MOX(huge_nan_null_null,%edx,1), %eax
+	movl	MOX(huge_nan_null_null+4,%edx,1), %edx
+	ret
+
+	/* The real part is NaN.  */
+	.align ALIGNARG(4)
+20:	flds	MO(infinity)		/* Raise invalid exception.  */
+	fmuls	MO(zero)
+	fstp	%st(0)
+2:	fstp	%st(0)
+	fstp	%st(0)
+	movl	MO(huge_nan_null_null+4), %eax
+	movl	%eax, %edx
+	ret
+
+END(__cexpf)
+weak_alias (__cexpf, cexpf)

src/system/libroot/posix/glibc/arch/x86/s_cexpl.S

@@ -0,0 +1,262 @@
+/* ix87 specific implementation of complex exponential function for double.
+   Copyright (C) 1997 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 <sysdep.h>
+
+#ifdef __ELF__
+	.section .rodata
+#else
+	.text
+#endif
+	.align ALIGNARG(4)
+	ASM_TYPE_DIRECTIVE(huge_nan_null_null,@object)
+huge_nan_null_null:
+	.byte 0, 0, 0, 0, 0, 0, 0xf0, 0x7f
+	.byte 0, 0, 0, 0, 0, 0, 0xff, 0x7f
+	.double	0.0
+zero:	.double	0.0
+infinity:
+	.byte 0, 0, 0, 0, 0, 0, 0xf0, 0x7f
+	.byte 0, 0, 0, 0, 0, 0, 0xff, 0x7f
+	.double 0.0
+	.byte 0, 0, 0, 0, 0, 0, 0, 0x80
+	ASM_SIZE_DIRECTIVE(huge_nan_null_null)
+
+	ASM_TYPE_DIRECTIVE(twopi,@object)
+twopi:
+	.byte 0x35, 0xc2, 0x68, 0x21, 0xa2, 0xda, 0xf, 0xc9, 0x1, 0x40
+	.byte 0, 0, 0, 0, 0, 0
+	ASM_SIZE_DIRECTIVE(twopi)
+
+	ASM_TYPE_DIRECTIVE(l2e,@object)
+l2e:
+	.byte 0xbc, 0xf0, 0x17, 0x5c, 0x29, 0x3b, 0xaa, 0xb8, 0xff, 0x3f
+	.byte 0, 0, 0, 0, 0, 0
+	ASM_SIZE_DIRECTIVE(l2e)
+
+	ASM_TYPE_DIRECTIVE(one,@object)
+one:	.double 1.0
+	ASM_SIZE_DIRECTIVE(one)
+
+
+#ifdef PIC
+#define MO(op) op##@GOTOFF(%ecx)
+#define MOX(op,x,f) op##@GOTOFF(%ecx,x,f)
+#else
+#define MO(op) op
+#define MOX(op,x,f) op(,x,f)
+#endif
+
+	.text
+ENTRY(__cexpl)
+	fldt	8(%esp)			/* x */
+	fxam
+	fnstsw
+	fldt	20(%esp)		/* y : x */
+#ifdef  PIC
+        call    1f
+1:      popl    %ecx
+        addl    $_GLOBAL_OFFSET_TABLE_+[.-1b], %ecx
+#endif
+	movb	%ah, %dh
+	andb	$0x45, %ah
+	cmpb	$0x05, %ah
+	je	1f			/* Jump if real part is +-Inf */
+	cmpb	$0x01, %ah
+	je	2f			/* Jump if real part is NaN */
+
+	fxam				/* y : x */
+	fnstsw
+	/* If the imaginary part is not finite we return NaN+i NaN, as
+	   for the case when the real part is NaN.  A test for +-Inf and
+	   NaN would be necessary.  But since we know the stack register
+	   we applied `fxam' to is not empty we can simply use one test.
+	   Check your FPU manual for more information.  */
+	andb	$0x01, %ah
+	cmpb	$0x01, %ah
+	je	20f
+
+	/* We have finite numbers in the real and imaginary part.  Do
+	   the real work now.  */
+	fxch			/* x : y */
+	fldt	MO(l2e)		/* log2(e) : x : y */
+	fmulp			/* x * log2(e) : y */
+	fld	%st		/* x * log2(e) : x * log2(e) : y */
+	frndint			/* int(x * log2(e)) : x * log2(e) : y */
+	fsubr	%st, %st(1)	/* int(x * log2(e)) : frac(x * log2(e)) : y */
+	fxch			/* frac(x * log2(e)) : int(x * log2(e)) : y */
+	f2xm1			/* 2^frac(x * log2(e))-1 : int(x * log2(e)) : y */
+	faddl	MO(one)		/* 2^frac(x * log2(e)) : int(x * log2(e)) : y */
+	fscale			/* e^x : int(x * log2(e)) : y */
+	fst	%st(1)		/* e^x : e^x : y */
+	fxch	%st(2)		/* y : e^x : e^x */
+	fsincos			/* cos(y) : sin(y) : e^x : e^x */
+	fnstsw
+	testl	$0x400, %eax
+	jnz	7f
+	fmulp	%st, %st(3)	/* sin(y) : e^x : e^x * cos(y) */
+	fmulp	%st, %st(1)	/* e^x * sin(y) : e^x * cos(y) */
+	movl	4(%esp), %eax		/* Pointer to memory for result.  */
+	fstpt	12(%eax)
+	fstpt	(%eax)
+	ret	$4
+
+	/* We have to reduce the argument to fsincos.  */
+	.align ALIGNARG(4)
+7:	fldt	MO(twopi)	/* 2*pi : y : e^x : e^x */
+	fxch			/* y : 2*pi : e^x : e^x */
+8:	fprem1			/* y%(2*pi) : 2*pi : e^x : e^x */
+	fnstsw
+	testl	$0x400, %eax
+	jnz	8b
+	fstp	%st(1)		/* y%(2*pi) : e^x : e^x */
+	fsincos			/* cos(y) : sin(y) : e^x : e^x */
+	fmulp	%st, %st(3)
+	fmulp	%st, %st(1)
+	movl	4(%esp), %eax		/* Pointer to memory for result.  */
+	fstpt	12(%eax)
+	fstpt	(%eax)
+	ret	$4
+
+	/* The real part is +-inf.  We must make further differences.  */
+	.align ALIGNARG(4)
+1:	fxam			/* y : x */
+	fnstsw
+	movb	%ah, %dl
+	testb	$0x01, %ah	/* See above why 0x01 is usable here.  */
+	jne	3f
+
+
+	/* The real part is +-Inf and the imaginary part is finite.  */
+	andl	$0x245, %edx
+	cmpb	$0x40, %dl	/* Imaginary part == 0?  */
+	je	4f		/* Yes ->  */
+
+	fxch			/* x : y */
+	shrl	$5, %edx
+	fstp	%st(0)		/* y */ /* Drop the real part.  */
+	andl	$16, %edx	/* This puts the sign bit of the real part
+				   in bit 4.  So we can use it to index a
+				   small array to select 0 or Inf.  */
+	fsincos			/* cos(y) : sin(y) */
+	fnstsw
+	testl	$0x0400, %eax
+	jnz	5f
+	fldl	MOX(huge_nan_null_null,%edx,1)
+	movl	4(%esp), %edx		/* Pointer to memory for result.  */
+	fld	%st
+	fstpt	12(%edx)
+	fstpt	(%edx)
+	ftst
+	fnstsw
+	shll	$7, %eax
+	andl	$0x8000, %eax
+	orl	%eax, 8(%edx)
+	fstp	%st(0)
+	ftst
+	fnstsw
+	shll	$7, %eax
+	andl	$0x8000, %eax
+	orl	%eax, 20(%edx)
+	fstp	%st(0)
+	ret	$4
+	/* We must reduce the argument to fsincos.  */
+	.align ALIGNARG(4)
+5:	fldt	MO(twopi)
+	fxch
+6:	fprem1
+	fnstsw
+	testl	$0x400, %eax
+	jnz	6b
+	fstp	%st(1)
+	fsincos
+	fldl	MOX(huge_nan_null_null,%edx,1)
+	movl	4(%esp), %edx		/* Pointer to memory for result.  */
+	fld	%st
+	fstpt	12(%edx)
+	fstpt	(%edx)
+	ftst
+	fnstsw
+	shll	$7, %eax
+	andl	$0x8000, %eax
+	orl	%eax, 8(%edx)
+	fstp	%st(0)
+	ftst
+	fnstsw
+	shll	$7, %eax
+	andl	$0x8000, %eax
+	orl	%eax, 20(%edx)
+	fstp	%st(0)
+	ret	$4
+
+	/* The real part is +-Inf and the imaginary part is +-0.  So return
+	   +-Inf+-0i.  */
+	.align ALIGNARG(4)
+4:	movl	4(%esp), %eax		/* Pointer to memory for result.  */
+	fstpt	12(%eax)
+	shrl	$5, %edx
+	fstp	%st(0)
+	andl	$16, %edx
+	fldl	MOX(huge_nan_null_null,%edx,1)
+	fstpt	(%eax)
+	ret	$4
+
+	/* The real part is +-Inf, the imaginary is also is not finite.  */
+	.align ALIGNARG(4)
+3:	fstp	%st(0)
+	fstp	%st(0)		/* <empty> */
+	andb	$0x45, %ah
+	andb	$0x47, %dh
+	xorb	%dh, %ah
+	jnz	30f
+	fldl	MO(infinity)	/* Raise invalid exception.  */
+	fmull	MO(zero)
+	fstp	%st(0)
+30:	movl	%edx, %eax
+	shrl	$5, %edx
+	shll	$4, %eax
+	andl	$16, %edx
+	andl	$32, %eax
+	orl	%eax, %edx
+	movl	4(%esp), %eax		/* Pointer to memory for result.  */
+
+	fldl	MOX(huge_nan_null_null,%edx,1)
+	fldl	MOX(huge_nan_null_null+8,%edx,1)
+	fxch
+	fstpt	(%eax)
+	fstpt	12(%eax)
+	ret	$4
+
+	/* The real part is NaN.  */
+	.align ALIGNARG(4)
+20:	fldl	MO(infinity)		/* Raise invalid exception.  */
+	fmull	MO(zero)
+	fstp	%st(0)
+2:	fstp	%st(0)
+	fstp	%st(0)
+	movl	4(%esp), %eax		/* Pointer to memory for result.  */
+	fldl	MO(huge_nan_null_null+8)
+	fld	%st(0)
+	fstpt	(%eax)
+	fstpt	12(%eax)
+	ret	$4
+
+END(__cexpl)
+weak_alias (__cexpl, cexpl)

src/system/libroot/posix/glibc/arch/x86/s_nextafterf.c

@@ -0,0 +1,77 @@
+/* s_nextafterf.c -- float version of s_nextafter.c.
+ * Conversion to float by Ian Lance Taylor, Cygnus Support, [email protected].
+ */
+
+/*
+ * ====================================================
+ * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
+ *
+ * Developed at SunPro, a Sun Microsystems, Inc. business.
+ * Permission to use, copy, modify, and distribute this
+ * software is freely granted, provided that this notice
+ * is preserved.
+ * ====================================================
+ */
+
+#if defined(LIBM_SCCS) && !defined(lint)
+static char rcsid[] = "$NetBSD: s_nextafterf.c,v 1.4 1995/05/10 20:48:01 jtc Exp $";
+#endif
+
+#include "math.h"
+#include "math_private.h"
+#include <float.h>
+
+#ifdef __STDC__
+	float __nextafterf(float x, float y)
+#else
+	float __nextafterf(x,y)
+	float x,y;
+#endif
+{
+	int32_t hx,hy,ix,iy;
+
+	GET_FLOAT_WORD(hx,x);
+	GET_FLOAT_WORD(hy,y);
+	ix = hx&0x7fffffff;		/* |x| */
+	iy = hy&0x7fffffff;		/* |y| */
+
+	if((ix>0x7f800000) ||   /* x is nan */
+	   (iy>0x7f800000))     /* y is nan */
+	   return x+y;
+	if(x==y) return y;		/* x=y, return y */
+	if(ix==0) {				/* x == 0 */
+	    SET_FLOAT_WORD(x,(hy&0x80000000)|1);/* return +-minsubnormal */
+	    y = x*x;
+	    if(y==x) return y; else return x;	/* raise underflow flag */
+	}
+	if(hx>=0) {				/* x > 0 */
+	    if(hx>hy) {				/* x > y, x -= ulp */
+		hx -= 1;
+	    } else {				/* x < y, x += ulp */
+		hx += 1;
+	    }
+	} else {				/* x < 0 */
+	    if(hy>=0||hx>hy){			/* x < y, x -= ulp */
+		hx -= 1;
+	    } else {				/* x > y, x += ulp */
+		hx += 1;
+	    }
+	}
+	hy = hx&0x7f800000;
+	if(hy>=0x7f800000) {
+	  x = x+x;	/* overflow  */
+	  if (FLT_EVAL_METHOD != 0)
+	    asm ("" : "=m"(x) : "m"(x));
+	  return x;	/* overflow  */
+	}
+	if(hy<0x00800000) {		/* underflow */
+	    y = x*x;
+	    if(y!=x) {		/* raise underflow flag */
+	        SET_FLOAT_WORD(y,hx);
+		return y;
+	    }
+	}
+	SET_FLOAT_WORD(x,hx);
+	return x;
+}
+weak_alias (__nextafterf, nextafterf)

src/system/libroot/posix/glibc/arch/x86/s_scalbln.c

@@ -0,0 +1,2 @@
+/* Nothing to do.  This function is the same as scalbn.  So we define an
+   alias.  */

src/system/libroot/posix/glibc/arch/x86/s_scalblnf.c

@@ -0,0 +1,2 @@
+/* Nothing to do.  This function is the same as scalbnf.  So we define an
+   alias.  */

src/system/libroot/posix/glibc/include/arch/x86/bits/fenv.h

@@ -0,0 +1,90 @@
+/* Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   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.  */
+
+#ifndef _FENV_H
+# error "Never use <bits/fenv.h> directly; include <fenv.h> instead."
+#endif
+
+
+/* Define bits representing the exception.  We use the bit positions
+   of the appropriate bits in the FPU control word.  */
+enum
+  {
+    FE_INVALID = 0x01,
+#define FE_INVALID	FE_INVALID
+    __FE_DENORM = 0x02,
+    FE_DIVBYZERO = 0x04,
+#define FE_DIVBYZERO	FE_DIVBYZERO
+    FE_OVERFLOW = 0x08,
+#define FE_OVERFLOW	FE_OVERFLOW
+    FE_UNDERFLOW = 0x10,
+#define FE_UNDERFLOW	FE_UNDERFLOW
+    FE_INEXACT = 0x20
+#define FE_INEXACT	FE_INEXACT
+  };
+
+#define FE_ALL_EXCEPT \
+	(FE_INEXACT | FE_DIVBYZERO | FE_UNDERFLOW | FE_OVERFLOW | FE_INVALID)
+
+/* The ix87 FPU supports all of the four defined rounding modes.  We
+   use again the bit positions in the FPU control word as the values
+   for the appropriate macros.  */
+enum
+  {
+    FE_TONEAREST = 0,
+#define FE_TONEAREST	FE_TONEAREST
+    FE_DOWNWARD = 0x400,
+#define FE_DOWNWARD	FE_DOWNWARD
+    FE_UPWARD = 0x800,
+#define FE_UPWARD	FE_UPWARD
+    FE_TOWARDZERO = 0xc00
+#define FE_TOWARDZERO	FE_TOWARDZERO
+  };
+
+
+/* Type representing exception flags.  */
+typedef unsigned short int fexcept_t;
+
+
+/* Type representing floating-point environment.  This function corresponds
+   to the layout of the block written by the `fstenv'.  */
+typedef struct
+  {
+    unsigned short int __control_word;
+    unsigned short int __unused1;
+    unsigned short int __status_word;
+    unsigned short int __unused2;
+    unsigned short int __tags;
+    unsigned short int __unused3;
+    unsigned int __eip;
+    unsigned short int __cs_selector;
+    unsigned int __opcode:11;
+    unsigned int __unused4:5;
+    unsigned int __data_offset;
+    unsigned short int __data_selector;
+    unsigned short int __unused5;
+  }
+fenv_t;
+
+/* If the default argument is used we use this value.  */
+#define FE_DFL_ENV	((__const fenv_t *) -1)
+
+#ifdef __USE_GNU
+/* Floating-point environment where none of the exception is masked.  */
+# define FE_NOMASK_ENV	((__const fenv_t *) -2)
+#endif

src/system/libroot/posix/glibc/include/arch/x86/bits/fenvinline.h

@@ -0,0 +1,8 @@
+/* This file provides inline versions of floating-pint environment
+   handling functions.  If there were any.  */
+
+#ifndef __NO_MATH_INLINES
+
+/* Here is where the code would go.  */
+
+#endif

src/system/libroot/posix/glibc/include/arch/x86/bits/mathdef.h

@@ -2,19 +2,19 @@
    This file is part of the GNU C Library.
 
    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.
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 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.
+   Library 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.  */
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
 
 #if !defined _MATH_H && !defined _COMPLEX_H
 # error "Never use <bits/mathdef.h> directly; include <math.h> instead"
@@ -31,6 +31,9 @@ typedef long double float_t;	/* `float' expressions are evaluated as
 typedef long double double_t;	/* `double' expressions are evaluated as
 				   `long double'.  */
 
+/* Signal that both types are `long double'.  */
+# define FLT_EVAL_METHOD	2
+
 /* Define `INFINITY' as value of type `float'.  */
 # define INFINITY	HUGE_VALF
 
@@ -38,4 +41,7 @@ typedef long double double_t;	/* `double' expressions are evaluated as
 # define FP_ILOGB0	(-2147483647 - 1)
 # define FP_ILOGBNAN	(-2147483647 - 1)
 
+/* Number of decimal digits for the `long double' type.  */
+# define DECIMAL_DIG	21
+
 #endif	/* ISO C99 */