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| author | Mark Mendell <mark.p.mendell@intel.com> | 2015-06-29 15:41:28 -0400 |
|---|---|---|
| committer | Mark Mendell <mark.p.mendell@intel.com> | 2015-12-31 12:47:50 -0500 |
| commit | 8a1c728e40813d30a85a1f27afaf16a3f105d32a (patch) | |
| tree | 4245fdf57ffa7a1c12b3890bd2f4b1c10c11bf5d /compiler/optimizing/graph_visualizer.cc | |
| parent | 4bb356123b13ec5f41ea80158766df676ae08679 (diff) | |
X86_64: Replace x86_64 xchg instruction use
Replacing 'xchg' to exchange two registers with a three instruction move
sequence using the 'TMP' register r10 seems to be a big win. This is
because xchg is a serializing instruction, even when used on registers.
Change-Id: I1c0f7687630936e7f3d2efc4b30ad11233bd484c
Signed-off-by: Mark Mendell <mark.p.mendell@intel.com>
Diffstat (limited to 'compiler/optimizing/graph_visualizer.cc')
0 files changed, 0 insertions, 0 deletions