diff options
Diffstat (limited to 'libavutil/arm/float_dsp_neon.S')
| -rw-r--r-- | libavutil/arm/float_dsp_neon.S | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/libavutil/arm/float_dsp_neon.S b/libavutil/arm/float_dsp_neon.S index 4acc406d33..559b565628 100644 --- a/libavutil/arm/float_dsp_neon.S +++ b/libavutil/arm/float_dsp_neon.S @@ -256,3 +256,16 @@ function ff_butterflies_float_neon, export=1 bgt 1b bx lr endfunc + +function ff_scalarproduct_float_neon, export=1 + vmov.f32 q2, #0.0 +1: vld1.32 {q0},[r0,:128]! + vld1.32 {q1},[r1,:128]! + vmla.f32 q2, q0, q1 + subs r2, r2, #4 + bgt 1b + vadd.f32 d0, d4, d5 + vpadd.f32 d0, d0, d0 +NOVFP vmov.32 r0, d0[0] + bx lr +endfunc |