| commit | 101068c1f4a947ffa08f2782c78e40097300754d | [log] [tgz] |
|---|---|---|
| author | Fenghua Yu <fenghua.yu@intel.com> | Tue May 17 15:29:16 2011 -0700 |
| committer | H. Peter Anvin <hpa@linux.intel.com> | Tue May 17 15:40:29 2011 -0700 |
| tree | a26eccfb8a85801ef337efe238a47cf48a522022 | |
| parent | 4307bec9344aed83f8107c3eb4285bd9d218fc10 [diff] |
x86, mem: memcpy_64.S: Optimize memcpy by enhanced REP MOVSB/STOSB Support memcpy() with enhanced rep movsb. On processors supporting enhanced rep movsb, the alternative memcpy() function using enhanced rep movsb overrides the original function and the fast string function. Signed-off-by: Fenghua Yu <fenghua.yu@intel.com> Link: http://lkml.kernel.org/r/1305671358-14478-8-git-send-email-fenghua.yu@intel.com Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>