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lavc/aacpsdsp: simplify R-V V stereo interpolate

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Remove some useless vector splat.
This commit is contained in:
Rémi Denis-Courmont 2023-09-29 18:58:55 +03:00
parent 3575ee2ea3
commit 27d74fc1ef
1 changed files with 4 additions and 8 deletions
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12
libavcodec/riscv/aacpsdsp_rvv.S
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@ -238,20 +238,16 @@ func ff_ps_stereo_interpolate_rvv, zve32f
flw ft1, 4(a3)
vfmv.v.f v19, ft3
flw ft2, 8(a3)
vfmv.v.f v20, ft0
flw ft3, 12(a3)
vfmv.v.f v21, ft1
fcvt.s.wu ft4, t0 // (float)(vlenb / sizeof (float))
vfmv.v.f v22, ft2
vfmacc.vf v16, ft0, v24 // h0 += (i + 1) * h0_step
fmul.s ft0, ft0, ft4
vfmv.v.f v23, ft3
vfmacc.vf v17, ft1, v24
fmul.s ft1, ft1, ft4
vfmacc.vv v16, v24, v20 // h0 += (i + 1) * h0_step
vfmacc.vf v18, ft2, v24
fmul.s ft2, ft2, ft4
vfmacc.vv v17, v24, v21
vfmacc.vf v19, ft3, v24
fmul.s ft3, ft3, ft4
vfmacc.vv v18, v24, v22
vfmacc.vv v19, v24, v23
1:
vsetvli t0, a4, e32, m1, ta, ma
vlseg2e32.v v8, (a0) // v8:l_re, v9:l_im