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/roundf.c | 36 ----------------------- 1 file changed, 36 deletions(-) delete mode 100644 lib/mlibc/options/ansi/musl-generic-math/roundf.c (limited to 'lib/mlibc/options/ansi/musl-generic-math/roundf.c') diff --git a/lib/mlibc/options/ansi/musl-generic-math/roundf.c b/lib/mlibc/options/ansi/musl-generic-math/roundf.c deleted file mode 100644 index e8210af..0000000 --- a/lib/mlibc/options/ansi/musl-generic-math/roundf.c +++ /dev/null @@ -1,36 +0,0 @@ -#include "libm.h" - -#if FLT_EVAL_METHOD==0 -#define EPS FLT_EPSILON -#elif FLT_EVAL_METHOD==1 -#define EPS DBL_EPSILON -#elif FLT_EVAL_METHOD==2 -#define EPS LDBL_EPSILON -#endif -static const float_t toint = 1/EPS; - -float roundf(float x) -{ - union {float f; uint32_t i;} u = {x}; - int e = u.i >> 23 & 0xff; - float_t y; - - if (e >= 0x7f+23) - return x; - if (u.i >> 31) - x = -x; - if (e < 0x7f-1) { - FORCE_EVAL(x + toint); - return 0*u.f; - } - y = x + toint - toint - x; - if (y > 0.5f) - y = y + x - 1; - else if (y <= -0.5f) - y = y + x + 1; - else - y = y + x; - if (u.i >> 31) - y = -y; - return y; -} -- cgit v1.2.3