[x265] [PATCH 062 of 307] x86: AVX512 pixel_avg_weight_W32 for high bit depth
mythreyi at multicorewareinc.com
mythreyi at multicorewareinc.com
Sat Apr 7 04:31:00 CEST 2018
# HG changeset patch
# User Vignesh Vijayakumar
# Date 1501592257 -19800
# Tue Aug 01 18:27:37 2017 +0530
# Node ID ef7fd93923fa24a8f77a557817b03078356443e7
# Parent 465b4925d622ba66e2536c9f79eaaffcdd26d5fc
x86: AVX512 pixel_avg_weight_W32 for high bit depth
Size | AVX2 performance | AVX512 performance
----------------------------------------------
32x8 | 11.23x | 15.70x
32x16 | 10.88x | 19.51x
32x24 | 10.90x | 20.04x
32x32 | 11.78x | 20.37x
32x64 | 11.38x | 20.30x
diff -r 465b4925d622 -r ef7fd93923fa source/common/x86/asm-primitives.cpp
--- a/source/common/x86/asm-primitives.cpp Tue Aug 01 17:21:50 2017 +0530
+++ b/source/common/x86/asm-primitives.cpp Tue Aug 01 18:27:37 2017 +0530
@@ -2296,6 +2296,12 @@
p.chroma[X265_CSP_I422].pu[CHROMA_422_32x48].addAvg = PFX(addAvg_32x48_avx512);
p.chroma[X265_CSP_I422].pu[CHROMA_422_32x64].addAvg = PFX(addAvg_32x64_avx512);
+ p.pu[LUMA_32x8].pixelavg_pp = PFX(pixel_avg_32x8_avx512);
+ p.pu[LUMA_32x16].pixelavg_pp = PFX(pixel_avg_32x16_avx512);
+ p.pu[LUMA_32x24].pixelavg_pp = PFX(pixel_avg_32x24_avx512);
+ p.pu[LUMA_32x32].pixelavg_pp = PFX(pixel_avg_32x32_avx512);
+ p.pu[LUMA_32x64].pixelavg_pp = PFX(pixel_avg_32x64_avx512);
+
}
}
#else // if HIGH_BIT_DEPTH
diff -r 465b4925d622 -r ef7fd93923fa source/common/x86/mc-a.asm
--- a/source/common/x86/mc-a.asm Tue Aug 01 17:21:50 2017 +0530
+++ b/source/common/x86/mc-a.asm Tue Aug 01 18:27:37 2017 +0530
@@ -5631,6 +5631,79 @@
RET
%endif
+;-----------------------------------------------------------------------------
+;pixel_avg_pp avx512 high bit depth code start
+;-----------------------------------------------------------------------------
+%macro PROCESS_PIXELAVG_32x8_HBD_AVX512 0
+ movu m0, [r2]
+ movu m1, [r4]
+ movu m2, [r2 + r3]
+ movu m3, [r4 + r5]
+ pavgw m0, m1
+ pavgw m2, m3
+ movu [r0], m0
+ movu [r0 + r1], m2
+
+ movu m0, [r2 + r3 * 2]
+ movu m1, [r4 + r5 * 2]
+ movu m2, [r2 + r6]
+ movu m3, [r4 + r7]
+ pavgw m0, m1
+ pavgw m2, m3
+ movu [r0 + r1 * 2], m0
+ movu [r0 + r8], m2
+
+ lea r0, [r0 + 4 * r1]
+ lea r2, [r2 + 4 * r3]
+ lea r4, [r4 + 4 * r5]
+
+ movu m0, [r2]
+ movu m1, [r4]
+ movu m2, [r2 + r3]
+ movu m3, [r4 + r5]
+ pavgw m0, m1
+ pavgw m2, m3
+ movu [r0], m0
+ movu [r0 + r1], m2
+
+ movu m0, [r2 + r3 * 2]
+ movu m1, [r4 + r5 * 2]
+ movu m2, [r2 + r6]
+ movu m3, [r4 + r7]
+ pavgw m0, m1
+ pavgw m2, m3
+ movu [r0 + r1 * 2], m0
+ movu [r0 + r8], m2
+%endmacro
+
+%macro PIXEL_AVG_HBD_W32 1
+INIT_ZMM avx512
+cglobal pixel_avg_32x%1, 6,9,4
+ add r1d, r1d
+ add r3d, r3d
+ add r5d, r5d
+ lea r6, [r3 * 3]
+ lea r7, [r5 * 3]
+ lea r8, [r1 * 3]
+
+%rep %1/8 - 1
+ PROCESS_PIXELAVG_32x8_HBD_AVX512
+ lea r0, [r0 + 4 * r1]
+ lea r2, [r2 + 4 * r3]
+ lea r4, [r4 + 4 * r5]
+%endrep
+ PROCESS_PIXELAVG_32x8_HBD_AVX512
+ RET
+%endmacro
+
+PIXEL_AVG_HBD_W32 8
+PIXEL_AVG_HBD_W32 16
+PIXEL_AVG_HBD_W32 24
+PIXEL_AVG_HBD_W32 32
+PIXEL_AVG_HBD_W32 64
+;-----------------------------------------------------------------------------
+;pixel_avg_pp avx512 high bit depth code end
+;-----------------------------------------------------------------------------
%endif ; HIGH_BIT_DEPTH
%if HIGH_BIT_DEPTH == 0
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