From f5e48e94a2f4d4bbd6e5628c7f2afafc6dbcc459 Mon Sep 17 00:00:00 2001 From: Ian Moffett Date: Thu, 7 Mar 2024 17:28:52 -0500 Subject: build: Build mlibc + add distclean target Signed-off-by: Ian Moffett --- lib/mlibc/options/ansi/musl-generic-math/tanhl.c | 48 ------------------------ 1 file changed, 48 deletions(-) delete mode 100644 lib/mlibc/options/ansi/musl-generic-math/tanhl.c (limited to 'lib/mlibc/options/ansi/musl-generic-math/tanhl.c') diff --git a/lib/mlibc/options/ansi/musl-generic-math/tanhl.c b/lib/mlibc/options/ansi/musl-generic-math/tanhl.c deleted file mode 100644 index 4e1aa9f..0000000 --- a/lib/mlibc/options/ansi/musl-generic-math/tanhl.c +++ /dev/null @@ -1,48 +0,0 @@ -#include "libm.h" - -#if LDBL_MANT_DIG == 53 && LDBL_MAX_EXP == 1024 -long double tanhl(long double x) -{ - return tanh(x); -} -#elif LDBL_MANT_DIG == 64 && LDBL_MAX_EXP == 16384 -long double tanhl(long double x) -{ - union ldshape u = {x}; - unsigned ex = u.i.se & 0x7fff; - unsigned sign = u.i.se & 0x8000; - uint32_t w; - long double t; - - /* x = |x| */ - u.i.se = ex; - x = u.f; - w = u.i.m >> 32; - - if (ex > 0x3ffe || (ex == 0x3ffe && w > 0x8c9f53d5)) { - /* |x| > log(3)/2 ~= 0.5493 or nan */ - if (ex >= 0x3fff+5) { - /* |x| >= 32 */ - t = 1 + 0/(x + 0x1p-120f); - } else { - t = expm1l(2*x); - t = 1 - 2/(t+2); - } - } else if (ex > 0x3ffd || (ex == 0x3ffd && w > 0x82c577d4)) { - /* |x| > log(5/3)/2 ~= 0.2554 */ - t = expm1l(2*x); - t = t/(t+2); - } else { - /* |x| is small */ - t = expm1l(-2*x); - t = -t/(t+2); - } - return sign ? -t : t; -} -#elif LDBL_MANT_DIG == 113 && LDBL_MAX_EXP == 16384 -// TODO: broken implementation to make things compile -long double tanhl(long double x) -{ - return tanh(x); -} -#endif -- cgit v1.2.3