[flac-dev] [PATCH] SSE optimizations

[Erik de Castro Lopo]

lvqcl wrote:

> This patch adds new function
> FLAC__lpc_compute_residual_from_qlp_coefficients_intrin_sse41()
> 
> and rewrites function
> FLAC__lpc_compute_residual_from_qlp_coefficients_16_intrin_sse2()
> 
> The tests show noticeable speed increase on Intel Core i3/5/7 (up to 30% for -8 mode),
> AMD Athlon64, Phenom, Bulldozer/Piledriver, but no increase or even very small
> speed decrease (~2% for -8 mode) on Intel Core2.

Applied. Thanks.

Erik
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Erik de Castro Lopo
http://www.mega-nerd.com/