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Make further progress on non-x86 support

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Justine Tunney 2023-05-08 21:38:30 -07:00
parent aef9a69a60
commit 036b9a0002
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GPG key ID: BE714B4575D6E328
155 changed files with 2307 additions and 653 deletions
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23
libc/tinymath/asinhl.c
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@ -34,21 +34,16 @@ asm(".ident\t\"\\n\\n\
Musl libc (MIT License)\\n\
Copyright 2005-2014 Rich Felker, et. al.\"");
asm(".include \"libc/disclaimer.inc\"");
/* clang-format off */
#if LDBL_MANT_DIG == 53 && LDBL_MAX_EXP == 1024
long double asinhl(long double x)
{
return asinh(x);
}
#elif LDBL_MANT_DIG == 64 && LDBL_MAX_EXP == 16384
// clang-format off
/**
* Returns inverse hyperbolic sine of 𝑥.
* @define asinh(x) = sign(x)*log(|x|+sqrt(x*x+1)) ~= x - x^3/6 + o(x^5)
*/
long double asinhl(long double x)
{
long double asinhl(long double x) {
#if LDBL_MANT_DIG == 53 && LDBL_MAX_EXP == 1024
return asinh(x);
#elif LDBL_MANT_DIG == 64 && LDBL_MAX_EXP == 16384
union ldshape u = {x};
unsigned e = u.i.se & 0x7fff;
unsigned s = u.i.se >> 15;
@ -71,12 +66,10 @@ long double asinhl(long double x)
FORCE_EVAL(x + 0x1p120f);
}
return s ? -x : x;
}
#elif LDBL_MANT_DIG == 113 && LDBL_MAX_EXP == 16384
// TODO: broken implementation to make things compile
long double asinhl(long double x)
{
return asinh(x);
}
#else
#error "architecture unsupported"
#endif
}