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@ -223,7 +223,7 @@ func ff_ps_hybrid_synthesis_deint_rvv, zve32x |
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endfunc |
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func ff_ps_stereo_interpolate_rvv, zve32f |
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vsetvli t0, zero, e32, m1, ta, ma |
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vsetvli t0, zero, e32, m2, ta, ma |
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vid.v v24 |
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flw ft0, (a2) |
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vadd.vi v24, v24, 1 // v24[i] = i + 1 |
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@ -232,43 +232,43 @@ func ff_ps_stereo_interpolate_rvv, zve32f |
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flw ft2, 8(a2) |
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vfmv.v.f v16, ft0 |
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flw ft3, 12(a2) |
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vfmv.v.f v17, ft1 |
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vfmv.v.f v18, ft1 |
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flw ft0, (a3) |
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vfmv.v.f v18, ft2 |
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vfmv.v.f v20, ft2 |
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flw ft1, 4(a3) |
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vfmv.v.f v19, ft3 |
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vfmv.v.f v22, ft3 |
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flw ft2, 8(a3) |
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flw ft3, 12(a3) |
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fcvt.s.wu ft4, t0 // (float)(vlenb / sizeof (float)) |
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vfmacc.vf v16, ft0, v24 // h0 += (i + 1) * h0_step |
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fmul.s ft0, ft0, ft4 |
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vfmacc.vf v17, ft1, v24 |
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vfmacc.vf v18, ft1, v24 |
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fmul.s ft1, ft1, ft4 |
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vfmacc.vf v18, ft2, v24 |
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vfmacc.vf v20, ft2, v24 |
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fmul.s ft2, ft2, ft4 |
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vfmacc.vf v19, ft3, v24 |
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vfmacc.vf v22, ft3, v24 |
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fmul.s ft3, ft3, ft4 |
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1: |
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vsetvli t0, a4, e32, m1, ta, ma |
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vlseg2e32.v v8, (a0) // v8:l_re, v9:l_im |
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vsetvli t0, a4, e32, m2, ta, ma |
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vlseg2e32.v v0, (a0) // v0:l_re, v2:l_im |
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sub a4, a4, t0 |
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vlseg2e32.v v10, (a1) // v10:r_re, v11:r_im |
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vfmul.vv v12, v8, v16 |
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vfmul.vv v13, v9, v16 |
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vfmul.vv v14, v8, v17 |
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vfmul.vv v15, v9, v17 |
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vfmacc.vv v12, v10, v18 |
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vfmacc.vv v13, v11, v18 |
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vfmacc.vv v14, v10, v19 |
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vfmacc.vv v15, v11, v19 |
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vsseg2e32.v v12, (a0) |
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vlseg2e32.v v4, (a1) // v4:r_re, v6:r_im |
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vfmul.vv v8, v0, v16 |
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vfmul.vv v10, v2, v16 |
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vfmul.vv v12, v0, v18 |
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vfmul.vv v14, v2, v18 |
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vfmacc.vv v8, v4, v20 |
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vfmacc.vv v10, v6, v20 |
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vfmacc.vv v12, v4, v22 |
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vfmacc.vv v14, v6, v22 |
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vsseg2e32.v v8, (a0) |
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sh3add a0, t0, a0 |
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vsseg2e32.v v14, (a1) |
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vsseg2e32.v v12, (a1) |
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sh3add a1, t0, a1 |
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vfadd.vf v16, v16, ft0 // h0 += (vlenb / sizeof (float)) * h0_step |
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vfadd.vf v17, v17, ft1 |
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vfadd.vf v18, v18, ft2 |
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vfadd.vf v19, v19, ft3 |
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vfadd.vf v18, v18, ft1 |
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vfadd.vf v20, v20, ft2 |
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vfadd.vf v22, v22, ft3 |
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bnez a4, 1b |
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ret |
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Rémi Denis-Courmont
1 year ago