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| author | kib <kib@FreeBSD.org> | 2015-10-30 10:02:57 +0000 |
|---|---|---|
| committer | kib <kib@FreeBSD.org> | 2015-10-30 10:02:57 +0000 |
| commit | 70c328a1bb25b20c3bbe50598ce0d42cee505255 (patch) | |
| tree | 6a483c5d20551b52ecec68208b29f961caf1a371 /sys/amd64 | |
| parent | 1d3471fc07a28d67df7856d05c0510a0b3ba8692 (diff) | |
| download | FreeBSD-src-70c328a1bb25b20c3bbe50598ce0d42cee505255.zip FreeBSD-src-70c328a1bb25b20c3bbe50598ce0d42cee505255.tar.gz | |
MFC r289824:
Add CLFLUSHOPT instruction wrappers.
MFC r290188:
Fix prefix on i386.
Diffstat (limited to 'sys/amd64')
| -rw-r--r-- | sys/amd64/include/cpufunc.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/sys/amd64/include/cpufunc.h b/sys/amd64/include/cpufunc.h index 7464739..a3d82e8 100644 --- a/sys/amd64/include/cpufunc.h +++ b/sys/amd64/include/cpufunc.h @@ -107,6 +107,13 @@ clflush(u_long addr) } static __inline void +clflushopt(u_long addr) +{ + + __asm __volatile(".byte 0x66;clflush %0" : : "m" (*(char *)addr)); +} + +static __inline void clts(void) { |
