From 7c1d3869d8cf4341acedbe7c662e8ac1ca935666 Mon Sep 17 00:00:00 2001 From: Egor Ananyin Date: Fri, 22 May 2020 19:46:43 +0300 Subject: Decompile libmath --- arm9/lib/src/MATH.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) create mode 100644 arm9/lib/src/MATH.c (limited to 'arm9/lib/src/MATH.c') diff --git a/arm9/lib/src/MATH.c b/arm9/lib/src/MATH.c new file mode 100644 index 00000000..a14779ac --- /dev/null +++ b/arm9/lib/src/MATH.c @@ -0,0 +1,12 @@ +#include "global.h" +#include "MATH.h" + +ARM_FUNC u8 MATH_CountPopulation(u32 x) { + x -= (x >> 1) & 0x55555555; + x = (x & 0x33333333) + ((x >> 2) & 0x33333333); + x += x >> 4; + x &= 0x0f0f0f0f; + x += x >> 8; + x += x >> 16; + return (u8)x; +} -- cgit v1.2.3