[x265] [PATCH] asm: chroma_vpp[4x4] for colorspace i420 in avx2: improve 228c->184c
Divya Manivannan
divya at multicorewareinc.com
Thu Dec 4 06:28:18 CET 2014
# HG changeset patch
# User Divya Manivannan <divya at multicorewareinc.com>
# Date 1417670855 -19800
# Thu Dec 04 10:57:35 2014 +0530
# Node ID b33412f6374c8e0780c922344b1ae168f10e0259
# Parent b1b5f06fe9ce65953a07436f04f311b9b70d87a6
asm: chroma_vpp[4x4] for colorspace i420 in avx2: improve 228c->184c
diff -r b1b5f06fe9ce -r b33412f6374c source/common/x86/asm-primitives.cpp
--- a/source/common/x86/asm-primitives.cpp Wed Dec 03 22:21:46 2014 -0600
+++ b/source/common/x86/asm-primitives.cpp Thu Dec 04 10:57:35 2014 +0530
@@ -1879,6 +1879,8 @@
p.luma_vpp[LUMA_8x8] = x265_interp_8tap_vert_pp_8x8_avx2;
p.luma_vpp[LUMA_8x16] = x265_interp_8tap_vert_pp_8x16_avx2;
p.luma_vpp[LUMA_8x32] = x265_interp_8tap_vert_pp_8x32_avx2;
+
+ p.chroma[X265_CSP_I420].filter_vpp[CHROMA_4x4] = x265_interp_4tap_vert_pp_4x4_avx2;
}
#endif // if HIGH_BIT_DEPTH
}
diff -r b1b5f06fe9ce -r b33412f6374c source/common/x86/ipfilter8.asm
--- a/source/common/x86/ipfilter8.asm Wed Dec 03 22:21:46 2014 -0600
+++ b/source/common/x86/ipfilter8.asm Thu Dec 04 10:57:35 2014 +0530
@@ -31,6 +31,13 @@
db 4, 5, 6, 7, 5, 6, 7, 8, 6, 7, 8, 9, 7, 8, 9, 10
db 8, 9,10,11, 9,10,11,12,10,11,12,13,11,12,13, 14
+ALIGN 32
+const interp4_vpp_shuf, times 2 db 0, 4, 1, 5, 2, 6, 3, 7, 8, 12, 9, 13, 10, 14, 11, 15
+
+ALIGN 32
+const interp4_vpp_shuf1, dd 0, 1, 1, 2, 2, 3, 3, 4
+ dd 2, 3, 3, 4, 4, 5, 5, 6
+
ALIGN 32
tab_Lm: db 0, 1, 2, 3, 4, 5, 6, 7, 1, 2, 3, 4, 5, 6, 7, 8
db 2, 3, 4, 5, 6, 7, 8, 9, 3, 4, 5, 6, 7, 8, 9, 10
@@ -143,6 +150,31 @@
times 16 db 58, -10
times 16 db 4, -1
+ALIGN 32
+tab_ChromaCoeffVer_32: times 16 db 0, 64
+ times 16 db 0, 0
+
+ times 16 db -2, 58
+ times 16 db 10, -2
+
+ times 16 db -4, 54
+ times 16 db 16, -2
+
+ times 16 db -6, 46
+ times 16 db 28, -4
+
+ times 16 db -4, 36
+ times 16 db 36, -4
+
+ times 16 db -4, 28
+ times 16 db 46, -6
+
+ times 16 db -2, 16
+ times 16 db 54, -4
+
+ times 16 db -2, 10
+ times 16 db 58, -2
+
tab_c_64_n64: times 8 db 64, -64
const interp4_shuf, times 2 db 0, 1, 8, 9, 4, 5, 12, 13, 2, 3, 10, 11, 6, 7, 14, 15
@@ -1901,6 +1933,51 @@
RET
+INIT_YMM avx2
+cglobal interp_4tap_vert_pp_4x4, 4, 6, 3
+ mov r4d, r4m
+ shl r4d, 6
+ sub r0, r1
+
+%ifdef PIC
+ lea r5, [tab_ChromaCoeffVer_32]
+ add r5, r4
+%else
+ lea r5, [tab_ChromaCoeffVer_32 + r4]
+%endif
+
+ lea r4, [r1 * 3]
+
+ movd xm1, [r0]
+ pinsrd xm1, [r0 + r1], 1
+ pinsrd xm1, [r0 + r1 * 2], 2
+ pinsrd xm1, [r0 + r4], 3 ; m1 = row[3 2 1 0]
+ lea r0, [r0 + r1 * 4]
+ movd xm2, [r0]
+ pinsrd xm2, [r0 + r1], 1
+ pinsrd xm2, [r0 + r1 * 2], 2 ; m2 = row[x 6 5 4]
+ vinserti128 m1, m1, xm2, 1 ; m1 = row[x 6 5 4 3 2 1 0]
+ mova m2, [interp4_vpp_shuf1]
+ vpermd m0, m2, m1 ; m0 = row[4 3 3 2 2 1 1 0]
+ mova m2, [interp4_vpp_shuf1 + mmsize]
+ vpermd m1, m2, m1 ; m1 = row[6 5 5 4 4 3 3 2]
+
+ mova m2, [interp4_vpp_shuf]
+ pshufb m0, m0, m2
+ pshufb m1, m1, m2
+ pmaddubsw m0, [r5]
+ pmaddubsw m1, [r5 + mmsize]
+ paddw m0, m1 ; m0 = WORD ROW[3 2 1 0]
+ pmulhrsw m0, [pw_512]
+ vextracti128 xm1, m0, 1
+ packuswb xm0, xm1
+ lea r5, [r3 * 3]
+ movd [r2], xm0
+ pextrd [r2 + r3], xm0, 1
+ pextrd [r2 + r3 * 2], xm0, 2
+ pextrd [r2 + r5], xm0, 3
+ RET
+
;-----------------------------------------------------------------------------
; void interp_4tap_vert_pp_%1x%2(pixel *src, intptr_t srcStride, pixel *dst, intptr_t dstStride, int coeffIdx)
;-----------------------------------------------------------------------------
diff -r b1b5f06fe9ce -r b33412f6374c source/common/x86/ipfilter8.h
--- a/source/common/x86/ipfilter8.h Wed Dec 03 22:21:46 2014 -0600
+++ b/source/common/x86/ipfilter8.h Thu Dec 04 10:57:35 2014 +0530
@@ -573,6 +573,7 @@
SETUP_CHROMA_SS_FUNC_DEF(16, 64, cpu);
CHROMA_FILTERS(_sse4);
+CHROMA_FILTERS(_avx2);
CHROMA_SP_FILTERS(_sse2);
CHROMA_SP_FILTERS_SSE4(_sse4);
CHROMA_SS_FILTERS(_sse2);
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