RepoMirrors/ffmpeg
1
0
Fork 0
mirror of https://git.ffmpeg.org/ffmpeg.git synced 2025-02-25 00:06:58 +00:00
Code Issues Projects Releases Wiki Activity

lavc/aacpsdsp: unroll RISC-V V add_squares

Browse Source 
This slightly improves performance with the Device Under Test.
This commit is contained in:
Rémi Denis-Courmont 2023-07-15 23:30:59 +03:00
parent be7ac511a6
commit 2eb55157aa
1 changed files with 2 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
libavcodec/riscv/aacpsdsp_rvv.S
View File

@ -22,13 +22,13 @@
func ff_ps_add_squares_rvv, zve32f func ff_ps_add_squares_rvv, zve32f
1: 1:
vsetvli t0, a2, e32, m1, ta, ma vsetvli t0, a2, e32, m4, ta, ma
vlseg2e32.v v24, (a1) vlseg2e32.v v24, (a1)
sub a2, a2, t0 sub a2, a2, t0
vle32.v v16, (a0) vle32.v v16, (a0)
sh3add a1, t0, a1 sh3add a1, t0, a1
vfmacc.vv v16, v24, v24 vfmacc.vv v16, v24, v24
vfmacc.vv v16, v25, v25 vfmacc.vv v16, v28, v28
vse32.v v16, (a0) vse32.v v16, (a0)
sh2add a0, t0, a0 sh2add a0, t0, a0
bnez a2, 1b bnez a2, 1b