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authorPaul E. Murphy <murphyp@linux.vnet.ibm.com>2016-06-28 08:49:23 -0500
committerPaul E. Murphy <murphyp@linux.vnet.ibm.com>2016-08-19 16:46:41 -0500
commitc50eee19c447d3f2c182dc3a22f2b01a053dca41 (patch)
tree3b5f0d5c832bad20fce31502026f27fd6915ea8f /math/s_csinh_template.c
parentffb84f5e197aaa9d46a35df84689c75d689d73cb (diff)
Convert _Complex sine functions to generated code
Refactor s_c{,a}sin{,h}{f,,l} into a single templated macro.
Diffstat (limited to 'math/s_csinh_template.c')
-rw-r--r--math/s_csinh_template.c79
1 files changed, 40 insertions, 39 deletions
diff --git a/math/s_csinh_template.c b/math/s_csinh_template.c
index 5fb60ed0cb..22c0c315b0 100644
--- a/math/s_csinh_template.c
+++ b/math/s_csinh_template.c
@@ -1,4 +1,4 @@
-/* Complex sine hyperbole function for double.
+/* Complex sine hyperbole function for float types.
Copyright (C) 1997-2016 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
@@ -23,15 +23,15 @@
#include <math_private.h>
#include <float.h>
-__complex__ double
-__csinh (__complex__ double x)
+CFLOAT
+M_DECL_FUNC (__csinh) (CFLOAT x)
{
- __complex__ double retval;
+ CFLOAT retval;
int negate = signbit (__real__ x);
int rcls = fpclassify (__real__ x);
int icls = fpclassify (__imag__ x);
- __real__ x = fabs (__real__ x);
+ __real__ x = M_FABS (__real__ x);
if (__glibc_likely (rcls >= FP_ZERO))
{
@@ -39,31 +39,31 @@ __csinh (__complex__ double x)
if (__glibc_likely (icls >= FP_ZERO))
{
/* Imaginary part is finite. */
- const int t = (int) ((DBL_MAX_EXP - 1) * M_LN2);
- double sinix, cosix;
+ const int t = (int) ((M_MAX_EXP - 1) * M_MLIT (M_LN2));
+ FLOAT sinix, cosix;
- if (__glibc_likely (fabs (__imag__ x) > DBL_MIN))
+ if (__glibc_likely (M_FABS (__imag__ x) > M_MIN))
{
- __sincos (__imag__ x, &sinix, &cosix);
+ M_SINCOS (__imag__ x, &sinix, &cosix);
}
else
{
sinix = __imag__ x;
- cosix = 1.0;
+ cosix = 1;
}
if (negate)
cosix = -cosix;
- if (fabs (__real__ x) > t)
+ if (M_FABS (__real__ x) > t)
{
- double exp_t = __ieee754_exp (t);
- double rx = fabs (__real__ x);
+ FLOAT exp_t = M_EXP (t);
+ FLOAT rx = M_FABS (__real__ x);
if (signbit (__real__ x))
cosix = -cosix;
rx -= t;
- sinix *= exp_t / 2.0;
- cosix *= exp_t / 2.0;
+ sinix *= exp_t / 2;
+ cosix *= exp_t / 2;
if (rx > t)
{
rx -= t;
@@ -73,20 +73,20 @@ __csinh (__complex__ double x)
if (rx > t)
{
/* Overflow (original real part of x > 3t). */
- __real__ retval = DBL_MAX * cosix;
- __imag__ retval = DBL_MAX * sinix;
+ __real__ retval = M_MAX * cosix;
+ __imag__ retval = M_MAX * sinix;
}
else
{
- double exp_val = __ieee754_exp (rx);
+ FLOAT exp_val = M_EXP (rx);
__real__ retval = exp_val * cosix;
__imag__ retval = exp_val * sinix;
}
}
else
{
- __real__ retval = __ieee754_sinh (__real__ x) * cosix;
- __imag__ retval = __ieee754_cosh (__real__ x) * sinix;
+ __real__ retval = M_SINH (__real__ x) * cosix;
+ __imag__ retval = M_COSH (__real__ x) * sinix;
}
math_check_force_underflow_complex (retval);
@@ -96,16 +96,16 @@ __csinh (__complex__ double x)
if (rcls == FP_ZERO)
{
/* Real part is 0.0. */
- __real__ retval = __copysign (0.0, negate ? -1.0 : 1.0);
- __imag__ retval = __nan ("") + __nan ("");
+ __real__ retval = M_COPYSIGN (0, negate ? -1 : 1);
+ __imag__ retval = M_NAN + M_NAN;
if (icls == FP_INFINITE)
feraiseexcept (FE_INVALID);
}
else
{
- __real__ retval = __nan ("");
- __imag__ retval = __nan ("");
+ __real__ retval = M_NAN;
+ __imag__ retval = M_NAN;
feraiseexcept (FE_INVALID);
}
@@ -117,20 +117,20 @@ __csinh (__complex__ double x)
if (__glibc_likely (icls > FP_ZERO))
{
/* Imaginary part is finite. */
- double sinix, cosix;
+ FLOAT sinix, cosix;
- if (__glibc_likely (fabs (__imag__ x) > DBL_MIN))
+ if (__glibc_likely (M_FABS (__imag__ x) > M_MIN))
{
- __sincos (__imag__ x, &sinix, &cosix);
+ M_SINCOS (__imag__ x, &sinix, &cosix);
}
else
{
sinix = __imag__ x;
- cosix = 1.0;
+ cosix = 1;
}
- __real__ retval = __copysign (HUGE_VAL, cosix);
- __imag__ retval = __copysign (HUGE_VAL, sinix);
+ __real__ retval = M_COPYSIGN (M_HUGE_VAL, cosix);
+ __imag__ retval = M_COPYSIGN (M_HUGE_VAL, sinix);
if (negate)
__real__ retval = -__real__ retval;
@@ -138,14 +138,14 @@ __csinh (__complex__ double x)
else if (icls == FP_ZERO)
{
/* Imaginary part is 0.0. */
- __real__ retval = negate ? -HUGE_VAL : HUGE_VAL;
+ __real__ retval = negate ? -M_HUGE_VAL : M_HUGE_VAL;
__imag__ retval = __imag__ x;
}
else
{
/* The addition raises the invalid exception. */
- __real__ retval = HUGE_VAL;
- __imag__ retval = __nan ("") + __nan ("");
+ __real__ retval = M_HUGE_VAL;
+ __imag__ retval = M_NAN + M_NAN;
if (icls == FP_INFINITE)
feraiseexcept (FE_INVALID);
@@ -153,14 +153,15 @@ __csinh (__complex__ double x)
}
else
{
- __real__ retval = __nan ("");
- __imag__ retval = __imag__ x == 0.0 ? __imag__ x : __nan ("");
+ __real__ retval = M_NAN;
+ __imag__ retval = __imag__ x == 0 ? __imag__ x : M_NAN;
}
return retval;
}
-weak_alias (__csinh, csinh)
-#ifdef NO_LONG_DOUBLE
-strong_alias (__csinh, __csinhl)
-weak_alias (__csinh, csinhl)
+
+declare_mgen_alias (__csinh, csinh)
+
+#if M_LIBM_NEED_COMPAT (csinh)
+declare_mgen_libm_compat (__csinh, csinh)
#endif