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Restore missing cosmopolitan documentation on website

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Justine Tunney 2023-07-30 11:05:05 -07:00
parent 58352df0a4
commit d9d5f45e2d
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GPG key ID: BE714B4575D6E328
36 changed files with 715 additions and 228 deletions
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7
libc/intrin/memset.c
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@ -24,9 +24,9 @@
#include "libc/str/str.h"
#ifndef __aarch64__
#ifndef __chibicc__
typedef char xmm_t __attribute__((__vector_size__(16), __aligned__(1)));
typedef long long xmm_a __attribute__((__vector_size__(16), __aligned__(16)));
static void *memset_sse(char *p, char c, size_t n) {
xmm_t v = {c, c, c, c, c, c, c, c, c, c, c, c, c, c, c, c};
if (IsAsan()) __asan_verify(p, n);
@ -44,8 +44,9 @@ static void *memset_sse(char *p, char c, size_t n) {
}
return p;
}
#endif
#ifdef __x86_64__
#if defined(__x86_64__) && !defined(__chibicc__)
_Microarchitecture("avx") static void *memset_avx(char *p, char c, size_t n) {
char *t;
xmm_t v = {c, c, c, c, c, c, c, c, c, c, c, c, c, c, c, c};
@ -158,7 +159,7 @@ void *memset(void *p, int c, size_t n) {
} while (n);
}
return b;
#ifdef __x86__
#if defined(__x86_64__) && !defined(__chibicc__)
} else if (IsTiny()) {
asm("rep stosb" : "+D"(b), "+c"(n), "=m"(*(char(*)[n])b) : "a"(c));
return p;