diff options
| author | cinap_lenrek <cinap_lenrek@felloff.net> | 2014-02-01 10:31:41 +0100 |
|---|---|---|
| committer | cinap_lenrek <cinap_lenrek@felloff.net> | 2014-02-01 10:31:41 +0100 |
| commit | ed9e9f98e9cc502c72b27c68612e9e187ec11e10 (patch) | |
| tree | 42901d0156503dadce4bf1f0b60e9ef850c3c5e0 /sys/src/ape/lib/ap/amd64/cycles.s | |
| parent | d4fb753c9c90e0ca745a1b3708ad3ec4ca523e71 (diff) | |
libc and ape support for amd64
Diffstat (limited to 'sys/src/ape/lib/ap/amd64/cycles.s')
| -rw-r--r-- | sys/src/ape/lib/ap/amd64/cycles.s | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/sys/src/ape/lib/ap/amd64/cycles.s b/sys/src/ape/lib/ap/amd64/cycles.s new file mode 100644 index 000000000..769f617bb --- /dev/null +++ b/sys/src/ape/lib/ap/amd64/cycles.s @@ -0,0 +1,5 @@ +TEXT _cycles(SB),1,$0 /* time stamp counter; cycles since power up */ + RDTSC + MOVL AX, 0(RARG) /* lo */ + MOVL DX, 4(RARG) /* hi */ + RET |