[PATCH v2 3/8] math: Use sinh from CORE-MATH

[DJ Delorie]

Adhemerval Zanella <adhemerval.zanella@linaro.org> writes:

  static const double t0[][2]
      = { { 0x0p+0, 0x1p+0 },
	  { -0x1.19083535b085ep-56, 0x1.02c9a3e778061p+0 },
          . . .
	  { 0x1.74853f3a5931ep-55, 0x1.fa7c1819e90d8p+0 } };
  static const double t1[][2] = {
    { 0x0p+0, 0x1p+0 },

Annoying that these two adjacent initializers are not formatted the
same...

> +  uint64_t tt = ~((1 << 26) - 1l);
> +  v &= tt;
> +  double t = asdouble (v) - 0x1.8p26;
> +  uint64_t aix = asuint64 (ax);
> +  if (__glibc_unlikely (aix < 0x3fd0000000000000ull))

UINT64_C ?

> +	  double e = 0.12e-18 * th, lb = rh + (rl - e), ub = rh + (rl + e);

p format here ?

> +      double e = 0.122e-18 * rh, lb = rh + (rl - e), ub = rh + (rl + e);

And here.

> +      double e = 0.38e-18 * rh, lb = rh + (rl - e), ub = rh + (rl + e);

And here.