From bd5969fc876a10b18613302db7087ef3c40f18e1 Mon Sep 17 00:00:00 2001 From: Ian Moffett Date: Thu, 7 Mar 2024 17:28:00 -0500 Subject: lib: Add mlibc Signed-off-by: Ian Moffett --- lib/mlibc/options/ansi/musl-generic-math/fmaxf.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) create mode 100644 lib/mlibc/options/ansi/musl-generic-math/fmaxf.c (limited to 'lib/mlibc/options/ansi/musl-generic-math/fmaxf.c') diff --git a/lib/mlibc/options/ansi/musl-generic-math/fmaxf.c b/lib/mlibc/options/ansi/musl-generic-math/fmaxf.c new file mode 100644 index 0000000..695d817 --- /dev/null +++ b/lib/mlibc/options/ansi/musl-generic-math/fmaxf.c @@ -0,0 +1,13 @@ +#include + +float fmaxf(float x, float y) +{ + if (isnan(x)) + return y; + if (isnan(y)) + return x; + /* handle signed zeroes, see C99 Annex F.9.9.2 */ + if (signbit(x) != signbit(y)) + return signbit(x) ? y : x; + return x < y ? y : x; +} -- cgit v1.2.3