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| author | Charles <sircharlesaze@gmail.com> | 2019-11-21 02:06:06 +0100 |
|---|---|---|
| committer | Charles <sircharlesaze@gmail.com> | 2019-11-21 02:06:06 +0100 |
| commit | afc8c70a66773563f6e7429b500abcbab631722b (patch) | |
| tree | 731b50b430b493280ce97a557f86f45cb2f37780 /ft_memset.c | |
| parent | f96be9ba455b0a71562e732664717b507b4bd548 (diff) | |
| download | libft-afc8c70a66773563f6e7429b500abcbab631722b.tar.gz libft-afc8c70a66773563f6e7429b500abcbab631722b.tar.bz2 libft-afc8c70a66773563f6e7429b500abcbab631722b.zip | |
ft_memset and ft_strlen optimization
Diffstat (limited to 'ft_memset.c')
| -rw-r--r-- | ft_memset.c | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/ft_memset.c b/ft_memset.c index cd7616c..7963fd0 100644 --- a/ft_memset.c +++ b/ft_memset.c @@ -6,15 +6,26 @@ /* By: cacharle <marvin@42.fr> +#+ +:+ +#+ */ /* +#+#+#+#+#+ +#+ */ /* Created: 2019/10/07 10:01:23 by cacharle #+# #+# */ -/* Updated: 2019/11/20 03:22:29 by cacharle ### ########.fr */ +/* Updated: 2019/11/20 23:22:51 by cacharle ### ########.fr */ /* */ /* ************************************************************************** */ #include "libft.h" +#define BUF_TYPE long int + void *ft_memset(void *s, int c, size_t n) { - while (n-- > 0) - *((t_byte*)s + n) = (t_byte)c; + BUF_TYPE buf; + + c = (unsigned char)c; + while (n % 8 > 0) + *((t_byte*)s + --n) = (t_byte)c; + n /= 8; + buf = (BUF_TYPE)c | (BUF_TYPE)c << 8 | (BUF_TYPE)c << 16 + | (BUF_TYPE)c << 24 | (BUF_TYPE)c << 32 | (BUF_TYPE)c << 40 + | (BUF_TYPE)c << 48 | (BUF_TYPE)c << 56; + while (n > 0) + *((BUF_TYPE*)s + --n) = buf; return (s); } |