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author | Peter Lieven <pl@kamp.de> | 2013-03-26 10:58:33 +0100 |
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committer | Juan Quintela <quintela@redhat.com> | 2013-03-26 13:32:32 +0100 |
commit | 56ded708ec38e4cb75a7c7357480ca34c0dc6875 (patch) | |
tree | 5819b3f8f66612df3b1ad07ef74e5286c89fb780 /HACKING | |
parent | 41a259bd2b1796ddabdae600ee539269a7ddb6a5 (diff) | |
download | qemu-56ded708ec38e4cb75a7c7357480ca34c0dc6875.zip qemu-56ded708ec38e4cb75a7c7357480ca34c0dc6875.tar.gz qemu-56ded708ec38e4cb75a7c7357480ca34c0dc6875.tar.bz2 |
buffer_is_zero: use vector optimizations if possible
performance gain on SSE2 is approx. 20-25%. altivec
is not tested. performance for unsigned long arithmetic
is unchanged.
Signed-off-by: Peter Lieven <pl@kamp.de>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Orit Wasserman <owasserm@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
Diffstat (limited to 'HACKING')
0 files changed, 0 insertions, 0 deletions