# HG changeset patch
# User Aasaipriya Chandran <[email protected]>
# Date 1426567349 -19800
# Tue Mar 17 10:12:29 2015 +0530
# Node ID 7f63d7a2d7e37723d3dadf99aac3aa691d961b31
# Parent 4e7713b3baba922a60c267efa4032e37dc6bc521
asm: luma_hps[24x32] avx2 - improved 11545c->6874c
diff -r 4e7713b3baba -r 7f63d7a2d7e3 source/common/x86/asm-primitives.cpp
--- a/source/common/x86/asm-primitives.cpp Tue Mar 17 10:09:02 2015 +0530
+++ b/source/common/x86/asm-primitives.cpp Tue Mar 17 10:12:29 2015 +0530
@@ -1582,6 +1582,7 @@
p.pu[LUMA_16x4].luma_hps = x265_interp_8tap_horiz_ps_16x4_avx2;
p.pu[LUMA_16x32].luma_hps = x265_interp_8tap_horiz_ps_16x32_avx2;
p.pu[LUMA_16x64].luma_hps = x265_interp_8tap_horiz_ps_16x64_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 4e7713b3baba -r 7f63d7a2d7e3 source/common/x86/ipfilter8.asm
--- a/source/common/x86/ipfilter8.asm Tue Mar 17 10:09:02 2015 +0530
+++ b/source/common/x86/ipfilter8.asm Tue Mar 17 10:12:29 2015 +0530
@@ -17428,3 +17428,84 @@
dec r4d
jnz .loop
RET
+
+INIT_YMM avx2
+cglobal interp_8tap_horiz_ps_24x32, 6, 7, 8
+%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 r4, 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 .loop
+ lea r6, [r1 * 3]
; r6 = (N / 2 - 1) * srcStride
+ sub r0, r6
; r0(src)-r6
+ add r4, 7
; blkheight += N - 1 (7 - 1 = 6 ; since the last one row not in loop)
+
+.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, [interp8_hps_shuf]
+ vpermd m3, m5, m3
+ psubw m3, m2
+
+ movu [r2], m3
;row 0
+
+ vbroadcasti128 m3, [r0 + 16]
; [x x x x x A 9 8 7 6 5 4 3 2 1 0]
+ 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, [interp8_hps_shuf]
+ vpermd m3, m4, m3
+ psubw m3, m2
+
+ movu [r2 + 32], xm3
+
+ add r0, r1
+ add r2, r3
+ dec r4d
+ jnz .loop
+ RET
_______________________________________________
x265-devel mailing list
[email protected]
https://mailman.videolan.org/listinfo/x265-devel
