diff options
| author | Sigrid <ftrvxmtrx@gmail.com> | 2020-07-31 15:48:54 +0200 |
|---|---|---|
| committer | Sigrid <ftrvxmtrx@gmail.com> | 2020-07-31 15:48:54 +0200 |
| commit | 853f0e33fe744d816d66276491c34f9bccd4e6e3 (patch) | |
| tree | b2ef3bcf867563862f3f2d7c0821062bdddb178f /sys/src/cmd/vmx/fns.h | |
| parent | de27182a8ebe759bebfb7b123dffbb0f29eea922 (diff) | |
vmx(1): use cycles() instead of nsec() when possible
this provides better timing and reduced number of syscalls (~2.7M old
vs ~35K new in a test)
Diffstat (limited to 'sys/src/cmd/vmx/fns.h')
| -rw-r--r-- | sys/src/cmd/vmx/fns.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/sys/src/cmd/vmx/fns.h b/sys/src/cmd/vmx/fns.h index 9efdcc330..d73e5fe1d 100644 --- a/sys/src/cmd/vmx/fns.h +++ b/sys/src/cmd/vmx/fns.h @@ -52,3 +52,4 @@ uintptr vmemwrite(void *, uintptr, uintptr); int x86access(int, uintptr, int, uvlong*, int, int, TLB *); u32int io(int, u16int, u32int, int); int x86step(void); +uvlong nanosec(void); |