https://gcc.gnu.org/bugzilla/show_bug.cgi?id=55803
Andrew Pinski changed:
What|Removed |Added
Status|UNCONFIRMED |NEW
Last reconfirmed|
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55803
--- Comment #2 from Marc Glisse 2012-12-24 18:37:47
UTC ---
(In reply to comment #1)
> movsd reads 64bit value from memory, but xorps reads 128bit value.
True. If the size of the memory read is more important than an extra
instruction+r
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55803
--- Comment #1 from Uros Bizjak 2012-12-24 13:47:54
UTC ---
movsd reads 64bit value from memory, but xorps reads 128bit value.