mirrors/cosmopolitan
1
0
Fork 0
mirror of https://github.com/jart/cosmopolitan.git synced 2025-06-27 06:48:31 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 1

Make more code aarch64 friendly

Browse source
This commit is contained in:
Justine Tunney 2023-05-02 13:38:16 -07:00
parent ca2860947f
commit 2b73e72d59
No known key found for this signature in database
GPG key ID: BE714B4575D6E328
568 changed files with 2197 additions and 1061 deletions
Download patch file Download diff file Expand all files Collapse all files

6
libc/str/memrchr.c
View file

@ -34,6 +34,7 @@ static inline const unsigned char *memrchr_pure(const unsigned char *s,
return 0;
}
#ifdef __x86_64__
noasan static inline const unsigned char *memrchr_sse(const unsigned char *s,
unsigned char c,
size_t n) {
@ -55,6 +56,7 @@ noasan static inline const unsigned char *memrchr_sse(const unsigned char *s,
}
return 0;
}
#endif
/**
* Returns pointer to first instance of character.
@ -66,6 +68,7 @@ noasan static inline const unsigned char *memrchr_sse(const unsigned char *s,
* @asyncsignalsafe
*/
void *memrchr(const void *s, int c, size_t n) {
#ifdef __x86_64__
const void *r;
if (!IsTiny() && X86_HAVE(SSE)) {
if (IsAsan()) __asan_verify(s, n);
@ -74,4 +77,7 @@ void *memrchr(const void *s, int c, size_t n) {
r = memrchr_pure(s, c, n);
}
return (void *)r;
#else
return memrchr_pure(s, c, n);
#endif
}