# HG changeset patch
# User Aasaipriya Chandran <[email protected]>
# Date 1426826829 -19800
# Fri Mar 20 10:17:09 2015 +0530
# Node ID 8ea52aa33bf192323fc997c6155041770e5f8729
# Parent ff82a57d99d3f9f5d367516698c912d320764db6
asm: luma_hps[24x32] avx2 - improved 11545c->6843c
diff -r ff82a57d99d3 -r 8ea52aa33bf1 source/common/x86/asm-primitives.cpp
--- a/source/common/x86/asm-primitives.cpp Fri Mar 20 10:12:28 2015 +0530
+++ b/source/common/x86/asm-primitives.cpp Fri Mar 20 10:17:09 2015 +0530
@@ -1605,6 +1605,7 @@
p.pu[LUMA_32x8].luma_hps = x265_interp_8tap_horiz_ps_32x8_avx2;
p.pu[LUMA_32x64].luma_hps = x265_interp_8tap_horiz_ps_32x64_avx2;
p.pu[LUMA_48x64].luma_hps = x265_interp_8tap_horiz_ps_48x64_avx2;
+ p.pu[LUMA_24x32].luma_hps = x265_interp_8tap_horiz_ps_24x32_avx2;
p.chroma[X265_CSP_I420].pu[CHROMA_420_8x8].filter_hpp =
x265_interp_4tap_horiz_pp_8x8_avx2;
p.chroma[X265_CSP_I420].pu[CHROMA_420_4x4].filter_hpp =
x265_interp_4tap_horiz_pp_4x4_avx2;
diff -r ff82a57d99d3 -r 8ea52aa33bf1 source/common/x86/ipfilter8.asm
--- a/source/common/x86/ipfilter8.asm Fri Mar 20 10:12:28 2015 +0530
+++ b/source/common/x86/ipfilter8.asm Fri Mar 20 10:17:09 2015 +0530
@@ -18750,3 +18750,83 @@
dec r4d
jnz .loop
RET
+
+INIT_YMM avx2
+cglobal interp_8tap_horiz_ps_24x32, 4, 7, 8
+ mov r5d, r5m
+ mov r4d, r4m
+%ifdef PIC
+ lea r6, [tab_LumaCoeff]
+ vpbroadcastq m0, [r6 + r4 * 8]
+%else
+ vpbroadcastq m0, [tab_LumaCoeff + r4 * 8]
+%endif
+ mova m6, [tab_Lm + 32]
+ mova m1, [tab_Lm]
+ mov r4d, 32
;height
+ add r3d, r3d
+ vbroadcasti128 m2, [pw_2000]
+ vbroadcasti128 m7, [pw_1]
+
+ ; register map
+ ; m0 - interpolate coeff
+ ; m1 , m6 - shuffle order table
+ ; m2 - pw_2000
+
+ sub r0, 3
+ test r5d, r5d
+ jz .label
+ lea r6, [r1 * 3]
; r6 = (N / 2 - 1) * srcStride
+ sub r0, r6
; r0(src)-r6
+ add r4d, 7
; blkheight += N - 1 (7 - 1 = 6 ; since the last one row not in loop)
+
+.label
+ lea r6, [interp8_hps_shuf]
+.loop
+ ; Row 0
+ vbroadcasti128 m3, [r0]
; [x x x x x A 9 8 7 6 5 4 3 2 1 0]
+ pshufb m4, m3, m6
; row 0 (col 4 to 7)
+ pshufb m3, m1
; shuffled based on the col order tab_Lm row 0 (col 0 to 3)
+ pmaddubsw m3, m0
+ pmaddubsw m4, m0
+ pmaddwd m3, m7
+ pmaddwd m4, m7
+ packssdw m3, m4
+
+ vbroadcasti128 m4, [r0 + 8]
; [x x x x x A 9 8 7 6 5 4 3 2 1 0]
+ pshufb m5, m4, m6
;row 1 (col 4 to 7)
+ pshufb m4, m1
;row 1 (col 0 to 3)
+ pmaddubsw m4, m0
+ pmaddubsw m5, m0
+ pmaddwd m4, m7
+ pmaddwd m5, m7
+ packssdw m4, m5
+ pmaddwd m3, m7
+ pmaddwd m4, m7
+ packssdw m3, m4
+ mova m5, [r6]
+ vpermd m3, m5, m3
+ psubw m3, m2
+ movu [r2], m3
;row 0
+
+ vbroadcasti128 m3, [r0 + 16]
+ pshufb m4, m3, m6
+ pshufb m3, m1
+ pmaddubsw m3, m0
+ pmaddubsw m4, m0
+ pmaddwd m3, m7
+ pmaddwd m4, m7
+ packssdw m3, m4
+ pmaddwd m3, m7
+ pmaddwd m4, m7
+ packssdw m3, m4
+ mova m4, [r6]
+ vpermd m3, m4, m3
+ psubw m3, m2
+ movu [r2 + 32], xm3
;row 0
+
+ add r0, r1
+ add r2, r3
+ dec r4d
+ jnz .loop
+ RET
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