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| author | Rémi Denis-Courmont <remi@remlab.net> | 2023-07-13 23:16:03 +0300 |
|---|---|---|
| committer | Rémi Denis-Courmont <remi@remlab.net> | 2023-07-16 23:24:00 +0300 |
| commit | a28aa0475db99cc66c37c98fd5330e313817709c (patch) | |
| tree | f77cc1a87fbf7a24379238c794a0b079ae90b831 | |
| parent | b6305a787330af716377f89d1a09afad38c3f05f (diff) | |
| download | ffmpeg-a28aa0475db99cc66c37c98fd5330e313817709c.tar.gz | |
lavc/vorbisdsp: unroll RISC-V V inverse_coupling
This increases the group multiplier as per T-Head C910 benchmarks:
inverse_coupling_c: 4597.0
inverse_coupling_rvv_i32: 1312.7 (m1)
inverse_coupling_rvv_i32: 1116.7 (m2)
inverse_coupling_rvv_i32: 732.2 (m4)
inverse_coupling_rvv_i32: 898.0 (m8)
| -rw-r--r-- | libavcodec/riscv/vorbisdsp_rvv.S | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/riscv/vorbisdsp_rvv.S b/libavcodec/riscv/vorbisdsp_rvv.S index f45e7dc2f1..81a6c62a65 100644 --- a/libavcodec/riscv/vorbisdsp_rvv.S +++ b/libavcodec/riscv/vorbisdsp_rvv.S @@ -23,7 +23,7 @@ func ff_vorbis_inverse_coupling_rvv, zve32f fmv.w.x ft0, zero 1: - vsetvli t0, a2, e32, m1, ta, ma + vsetvli t0, a2, e32, m4, ta, ma vle32.v v16, (a1) sub a2, a2, t0 vle32.v v24, (a0) |