Discussion:
x86: AVX-512 load_deinterleave_chroma_fdec
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Henrik Gramner
2017-12-25 19:39:58 UTC
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x264 | branch: master | Henrik Gramner <***@gramner.com> | Sun Oct 8 21:41:16 2017 +0200| [12611ec99bb52f4f2c1b114138d867b3a2aa182b] | committer: Anton Mitrofanov

x86: AVX-512 load_deinterleave_chroma_fdec
http://git.videolan.org/gitweb.cgi/x264.git/?a=commit;h=12611ec99bb52f4f2c1b114138d867b3a2aa182b
---

common/x86/mc-a2.asm | 24 ++++++++++++++++++++++++
common/x86/mc-c.c | 3 +++
2 files changed, 27 insertions(+)

diff --git a/common/x86/mc-a2.asm b/common/x86/mc-a2.asm
index 69ed4cd4..90f5419e 100644
--- a/common/x86/mc-a2.asm
+++ b/common/x86/mc-a2.asm
@@ -1259,6 +1259,29 @@ cglobal load_deinterleave_chroma_fdec, 4,4
RET
%endmacro ; LOAD_DEINTERLEAVE_CHROMA

+%macro LOAD_DEINTERLEAVE_CHROMA_FDEC_AVX512 0
+cglobal load_deinterleave_chroma_fdec, 4,5
+ vbroadcasti32x8 m0, [deinterleave_shuf32a]
+ mov r4d, 0x3333ff00
+ kmovd k1, r4d
+ lea r4, [r2*3]
+ kshiftrd k2, k1, 16
+.loop:
+ vbroadcasti128 ym1, [r1]
+ vbroadcasti32x4 m1 {k1}, [r1+r2]
+ vbroadcasti128 ym2, [r1+r2*2]
+ vbroadcasti32x4 m2 {k1}, [r1+r4]
+ lea r1, [r1+r2*4]
+ pshufb m1, m0
+ pshufb m2, m0
+ vmovdqa32 [r0] {k2}, m1
+ vmovdqa32 [r0+mmsize] {k2}, m2
+ add r0, 2*mmsize
+ sub r3d, 4
+ jg .loop
+ RET
+%endmacro
+
%macro LOAD_DEINTERLEAVE_CHROMA_FENC_AVX2 0
cglobal load_deinterleave_chroma_fenc, 4,5
vbroadcasti128 m0, [deinterleave_shuf]
@@ -1510,6 +1533,7 @@ INIT_YMM avx2
LOAD_DEINTERLEAVE_CHROMA_FENC_AVX2
PLANE_DEINTERLEAVE_RGB
INIT_ZMM avx512
+LOAD_DEINTERLEAVE_CHROMA_FDEC_AVX512
LOAD_DEINTERLEAVE_CHROMA_FENC_AVX2
%endif

diff --git a/common/x86/mc-c.c b/common/x86/mc-c.c
index 0deb1387..bf697cfc 100644
--- a/common/x86/mc-c.c
+++ b/common/x86/mc-c.c
@@ -255,6 +255,8 @@ void x264_load_deinterleave_chroma_fdec_ssse3( uint8_t *dst, uint8_t *src, intpt
void x264_load_deinterleave_chroma_fdec_avx( uint16_t *dst, uint16_t *src, intptr_t i_src, int height );
#define x264_load_deinterleave_chroma_fdec_avx2 x264_template(load_deinterleave_chroma_fdec_avx2)
void x264_load_deinterleave_chroma_fdec_avx2( uint16_t *dst, uint16_t *src, intptr_t i_src, int height );
+#define x264_load_deinterleave_chroma_fdec_avx512 x264_template(load_deinterleave_chroma_fdec_avx512)
+void x264_load_deinterleave_chroma_fdec_avx512( uint8_t *dst, uint8_t *src, intptr_t i_src, int height );
#define x264_memcpy_aligned_sse x264_template(memcpy_aligned_sse)
void *x264_memcpy_aligned_sse ( void *dst, const void *src, size_t n );
#define x264_memcpy_aligned_avx x264_template(memcpy_aligned_avx)
@@ -1081,6 +1083,7 @@ void x264_mc_init_mmx( int cpu, x264_mc_functions_t *pf )
pf->avg[PIXEL_8x16] = x264_pixel_avg_8x16_avx512;
pf->avg[PIXEL_8x8] = x264_pixel_avg_8x8_avx512;
pf->avg[PIXEL_8x4] = x264_pixel_avg_8x4_avx512;
+ pf->load_deinterleave_chroma_fdec = x264_load_deinterleave_chroma_fdec_avx512;
pf->load_deinterleave_chroma_fenc = x264_load_deinterleave_chroma_fenc_avx512;
}
#endif // HIGH_BIT_DEPTH

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