[FFmpeg-devel] [PATCH 2/2] lavc/vc1dsp: fuse multiply-adds in R-V V inv_trans_8

Rémi Denis-Courmont remi at remlab.net
Mon Jul 1 17:41:39 EEST 2024

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T-Head C908 (cycles)             before  after
vc1dsp.vc1_inv_trans_4x8_rvv_i32: 240.0  228.0
vc1dsp.vc1_inv_trans_8x4_rvv_i32: 235.2  224.2
vc1dsp.vc1_inv_trans_8x8_rvv_i32: 340.7  327.2

-- 
Rémi Denis-Courmont
http://www.remlab.net/

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