[Bug target/57954] AVX missing vxorps (zeroing) before vcvtsi2s %edx, slow down AVX code

[dushistov at mail dot ru]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57954

--- Comment #3 from Evgeniy Dushistov <dushistov at mail dot ru> ---
Great, I tested the patch, at now pi calculation as fast as in "icc", and two
times faster then in clang 3.3.