[FFmpeg-devel] [PATCHv3] checkasm/lpc: test compute_autocorr

[James Almer]

On 5/27/2024 1:01 PM, Rémi Denis-Courmont wrote:
> ---
> Changes since v2:
> - Scale the error factor to length since this computes sums.
> - Check the last element from results.
> - Use fixed vector size for benchmarks.
> 
> ---
>   tests/checkasm/lpc.c | 51 +++++++++++++++++++++++++++++++++++++++++---
>   1 file changed, 48 insertions(+), 3 deletions(-)

checkasm: using random seed 883526087
checkasm: bench runs 1024 (1 << 10)
SSE2:
  - lpc.apply_welch_window_even [OK]
  - lpc.apply_welch_window_odd  [OK]
8:  666.011902576448 -  665.600444506565 =  0.411458069884
    autocorr_8_sse2 (lpc.c:88)
  - lpc.compute_autocorr        [FAILED]