James Almer:
> Signed-off-by: James Almer <jamr...@gmail.com>
> ---
> libavcodec/x86/blockdsp.asm | 33 +++++++++++++++++++++++++++++++++
> libavcodec/x86/blockdsp_init.c | 13 +++++++++++++
> 2 files changed, 46 insertions(+)
>
> diff --git a/libavcodec/x86/blockdsp.asm b/libavcodec/x86/blockdsp.asm
> index e380308d4a..cccc9a801a 100644
> --- a/libavcodec/x86/blockdsp.asm
> +++ b/libavcodec/x86/blockdsp.asm
> @@ -80,3 +80,36 @@ INIT_XMM sse
> CLEAR_BLOCKS 1
> INIT_YMM avx
> CLEAR_BLOCKS 1
> +
> +;-----------------------------------------
> +; void ff_fill_block_tab_%1(uint8_t *block, uint8_t value,
> +; ptrdiff_t line_size, int h);
> +;-----------------------------------------
> +%macro FILL_BLOCK_TAB 2
> +cglobal fill_block_tab_%1, 4, 5, 1, block, value, stride, h, stride3
> + lea stride3q, [strideq + strideq * 2]
> +%if cpuflag(avx2)
> + movd m0, valued
> + vpbroadcastb m0, m0
> +%else
> + SPLATB_REG m0, value, x
> +%endif
> +.loop:
> + mov%2 [blockq], m0
> + mov%2 [blockq + strideq], m0
> + mov%2 [blockq + strideq * 2], m0
> + mov%2 [blockq + stride3q], m0
> + lea blockq, [blockq + strideq * 4]
> + sub hd, 4
> + jg .loop
> + RET
> +%endmacro
> +
> +INIT_XMM sse2
> +FILL_BLOCK_TAB 8, q
> +FILL_BLOCK_TAB 16, a
> +%if HAVE_AVX2_EXTERNAL
> +INIT_XMM avx2
> +FILL_BLOCK_TAB 8, q
> +FILL_BLOCK_TAB 16, a
> +%endif
> diff --git a/libavcodec/x86/blockdsp_init.c b/libavcodec/x86/blockdsp_init.c
> index 996124114f..37f3bb6a84 100644
> --- a/libavcodec/x86/blockdsp_init.c
> +++ b/libavcodec/x86/blockdsp_init.c
> @@ -29,6 +29,11 @@ void ff_clear_block_avx(int16_t *block);
> void ff_clear_blocks_sse(int16_t *blocks);
> void ff_clear_blocks_avx(int16_t *blocks);
>
> +void ff_fill_block_tab_16_sse2(uint8_t *block, uint8_t value, ptrdiff_t
> line_size, int h);
> +void ff_fill_block_tab_8_sse2(uint8_t *block, uint8_t value, ptrdiff_t
> line_size, int h);
> +void ff_fill_block_tab_16_avx2(uint8_t *block, uint8_t value, ptrdiff_t
> line_size, int h);
> +void ff_fill_block_tab_8_avx2(uint8_t *block, uint8_t value, ptrdiff_t
> line_size, int h);
> +
> av_cold void ff_blockdsp_init_x86(BlockDSPContext *c)
> {
> #if HAVE_X86ASM
> @@ -38,9 +43,17 @@ av_cold void ff_blockdsp_init_x86(BlockDSPContext *c)
> c->clear_block = ff_clear_block_sse;
> c->clear_blocks = ff_clear_blocks_sse;
> }
> + if (EXTERNAL_SSE2(cpu_flags)) {
> + c->fill_block_tab[0] = ff_fill_block_tab_16_sse2;
> + c->fill_block_tab[1] = ff_fill_block_tab_8_sse2;
> + }
> if (EXTERNAL_AVX_FAST(cpu_flags)) {
> c->clear_block = ff_clear_block_avx;
> c->clear_blocks = ff_clear_blocks_avx;
> }
> + if (EXTERNAL_AVX2(cpu_flags)) {
> + c->fill_block_tab[0] = ff_fill_block_tab_16_avx2;
> + c->fill_block_tab[1] = ff_fill_block_tab_8_avx2;
> + }
> #endif /* HAVE_X86ASM */
> }
Benchmarks?
- Andreas
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