[FFmpeg-devel] [PATCH 09/31] lavu/floatdsp: RISC-V V vector_dmul_scalar
Lynne
dev at lynne.ee
Mon Sep 26 09:53:19 EEST 2022
Sep 25, 2022, 16:25 by remi at remlab.net:
> From: Rémi Denis-Courmont <remi at remlab.net>
>
> ---
> libavutil/riscv/float_dsp_init.c | 9 ++++++++-
> libavutil/riscv/float_dsp_rvv.S | 17 +++++++++++++++++
> 2 files changed, 25 insertions(+), 1 deletion(-)
>
> diff --git a/libavutil/riscv/float_dsp_init.c b/libavutil/riscv/float_dsp_init.c
> index de567c50d2..b829c0f736 100644
> --- a/libavutil/riscv/float_dsp_init.c
> +++ b/libavutil/riscv/float_dsp_init.c
> @@ -28,12 +28,19 @@
> void ff_vector_fmul_scalar_rvv(float *dst, const float *src, float mul,
> int len);
>
> +void ff_vector_dmul_scalar_rvv(double *dst, const double *src, double mul,
> + int len);
> +
> av_cold void ff_float_dsp_init_riscv(AVFloatDSPContext *fdsp)
> {
> #if HAVE_RVV
> int flags = av_get_cpu_flags();
>
> - if (flags & AV_CPU_FLAG_RV_ZVE32F)
> + if (flags & AV_CPU_FLAG_RV_ZVE32F) {
> fdsp->vector_fmul_scalar = ff_vector_fmul_scalar_rvv;
> +
> + if (flags & AV_CPU_FLAG_RV_ZVE64D)
> + fdsp->vector_dmul_scalar = ff_vector_dmul_scalar_rvv;
> + }
>
You don't need to put doubles in the same branch as floats,
it's just extra indentation as one implies the other anyway.
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