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x86/hevc_deblock: merge movs with other instructions

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Signed-off-by: James Almer <jamrial@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
pull/68/head
James Almer 11 years ago committed by Michael Niedermayer
parent aedc1c2ed6
commit 45110d2290
1 changed files with 36 additions and 73 deletions
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  1. 109
      libavcodec/x86/hevc_deblock.asm

109
libavcodec/x86/hevc_deblock.asm
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@ -59,14 +59,12 @@ INIT_XMM sse2
punpckhdq m2, m0, m4
punpckldq m0, m4
mova m1, m0
mova m3, m2
pxor m5, m5
punpckhbw m1, m0, m5
punpcklbw m0, m5
punpckhbw m1, m5
punpckhbw m3, m2, m5
punpcklbw m2, m5
punpckhbw m3, m5
%endmacro
; in: 4 rows of 8 words in m0..m3
@ -139,10 +137,9 @@ INIT_XMM sse2
CLIPW m2, m5, [pw_pixel_max]
CLIPW m3, m5, [pw_pixel_max]
mova m4, m0
mova m5, m2
punpckhwd m4, m0, m1
punpcklwd m0, m1
punpckhwd m5, m2, m3
punpcklwd m2, m3
punpckhdq m6, m0, m2
punpckldq m0, m2
@ -154,8 +151,6 @@ INIT_XMM sse2
punpckhqdq m6, m6
movq %4, m6
punpckhwd m4, m1
punpckhwd m5, m3
punpckhdq m6, m4, m5
punpckldq m4, m5
@ -301,8 +296,7 @@ INIT_XMM sse2
; clobbers m10
%macro MASKED_COPY 2
pand %2, m11 ; and mask
mova m10, m11
pandn m10, %1; and -mask
pandn m10, m11, %1; and -mask
por %2, m10
mova %1, %2
%endmacro
@ -320,10 +314,8 @@ INIT_XMM sse2
ALIGN 16
; input in m0 ... m3 and tcs in r2. Output in m1 and m2
%macro CHROMA_DEBLOCK_BODY 1
mova m4, m2; temp copy of q0
mova m5, m0; temp copy of p1
psubw m4, m1; q0 - p0
psubw m5, m3; p1 - q1
psubw m4, m2, m1; q0 - p0
psubw m5, m0, m3; p1 - q1
psllw m4, 2; << 2
paddw m5, m4;
@ -334,9 +326,8 @@ ALIGN 16
movd m7, [r2]; tc1
punpcklwd m7, m7
shufps m6, m7, 0; tc0, tc1
mova m4, m6
pcmpeqw m7, m7; set all bits to 1
pxor m4, m7; flip all bits of first reg
pxor m4, m6, m7; flip all bits of first reg
psrlw m7, 15; 1 in every cell
paddw m4, m7; -tc0, -tc1
;end tc calculations
@ -355,17 +346,13 @@ ALIGN 16
; input in m0 ... m7, betas in r2 tcs in r3. Output in m1...m6
%macro LUMA_DEBLOCK_BODY 2
mova m9, m2
psllw m9, 1; *2
mova m10, m1
psubw m10, m9
psllw m9, m2, 1; *2
psubw m10, m1, m9
paddw m10, m3
ABS1 m10, m10 ; 0dp0, 0dp3 , 1dp0, 1dp3
mova m9, m5
psllw m9, 1; *2
mova m11, m6
psubw m11, m9
psllw m9, m5, 1; *2
psubw m11, m6, m9
paddw m11, m4
ABS1 m11, m11 ; 0dq0, 0dq3 , 1dq0, 1dq3
@ -382,8 +369,7 @@ ALIGN 16
pshufd m13, m14, 0; beta0, beta1
;end beta calculations
mova m9, m10
paddw m9, m11; 0d0, 0d3 , 1d0, 1d3
paddw m9, m10, m11; 0d0, 0d3 , 1d0, 1d3
pshufhw m14, m9, 0x0f ;0b00001111; 0d3 0d3 0d0 0d0 in high
pshuflw m14, m14, 0x0f ;0b00001111; 1d3 1d3 1d0 1d0 in low
@ -392,19 +378,16 @@ ALIGN 16
pshuflw m9, m9, 0xf0 ;0b11110000; 1d0 1d0 1d3 1d3
paddw m14, m9; 0d0+0d3, 1d0+1d3
mova m15, m13; beta0, beta1
;compare
pcmpgtw m15, m14
pcmpgtw m15, m13, m14; beta0, beta1
movmskps r13, m15 ;filtering mask 0d0 + 0d3 < beta0 (bit 2 or 3) , 1d0 + 1d3 < beta1 (bit 0 or 1)
cmp r13, 0
je bypasswrite_macro_%2%1
;weak / strong decision compare to beta_2
mova m15, m13; beta0, beta1
psraw m15, 2; beta >> 2
mova m8, m9;
psllw m8, 1;
psraw m15, m13, 2; beta >> 2
psllw m8, m9, 1;
pcmpgtw m15, m8; (d0 << 1) < beta_2, (d3 << 1) < beta_2
movmskps r14, m15;
;end weak / strong decision
@ -466,12 +449,10 @@ ALIGN 16
;end tc25 calculations
;----beta_3 comparison-----
mova m12, m0; p3
psubw m12, m3; p3 - p0
psubw m12, m0, m3; p3 - p0
ABS1 m12, m12; abs(p3 - p0)
mova m15, m7; q3
psubw m15, m4; q3 - q0
psubw m15, m7, m4; q3 - q0
ABS1 m15, m15; abs(q3 - q0)
paddw m12, m15; abs(p3 - p0) + abs(q3 - q0)
@ -485,8 +466,7 @@ ALIGN 16
and r14, r2; strong mask , beta_2 and beta_3 comparisons
;----beta_3 comparison end-----
;----tc25 comparison---
mova m12, m3; p0
psubw m12, m4; p0 - q0
psubw m12, m3, m4; p0 - q0
ABS1 m12, m12; abs(p0 - q0)
pshufhw m12, m12, 0xf0 ;0b11110000;
@ -501,8 +481,7 @@ ALIGN 16
and r14, r2; strong mask, bits 2 and 0
pcmpeqw m13, m13; set all bits to 1
mova m14, m9; tc
pxor m14, m13; invert bits
pxor m14, m9, m13; invert bits
psrlw m13, 15; 1 in every cell
paddw m14, m13; -tc
@ -528,8 +507,7 @@ ALIGN 16
psllw m13, 2; 4 in every cell
pand m11, m10; combine filtering mask and strong mask
mova m12, m2; p1
paddw m12, m3; p1 + p0
paddw m12, m2, m3; p1 + p0
paddw m12, m4; p1 + p0 + q0
mova m10, m12; copy
psllw m12, 1; 2*p1 + 2*p0 + 2*q0
@ -542,8 +520,7 @@ ALIGN 16
pminsw m12, m9; av_clip( , -2 * tc, 2 * tc)
paddw m12, m3; p0'
mova m15, m1; p2
paddw m15, m10; p2 + p1 + p0 + q0
paddw m15, m1, m10; p2 + p1 + p0 + q0
psrlw m13, 1; 2 in every cell
paddw m15, m13; p2 + p1 + p0 + q0 + 2
psraw m15, 2; (p2 + p1 + p0 + q0 + 2) >> 2
@ -552,8 +529,7 @@ ALIGN 16
pminsw m15, m9; av_clip( , -2 * tc, 2 * tc)
paddw m15, m2; p1'
mova m8, m1; p2
paddw m8, m0; p3 + p2
paddw m8, m1, m0; p3 + p2
psllw m8, 1; 2*p3 + 2*p2
paddw m8, m1; 2*p3 + 3*p2
paddw m8, m10; 2*p3 + 3*p2 + p1 + p0 + q0
@ -566,8 +542,7 @@ ALIGN 16
paddw m8, m1; p2'
MASKED_COPY m1, m8
mova m8, m3; p0
paddw m8, m4; p0 + q0
paddw m8, m3, m4; p0 + q0
paddw m8, m5; p0 + q0 + q1
psllw m8, 1; 2*p0 + 2*q0 + 2*q1
paddw m8, m2; p1 + 2*p0 + 2*q0 + 2*q1
@ -580,8 +555,7 @@ ALIGN 16
paddw m8, m4; q0'
MASKED_COPY m2, m15
mova m15, m3; p0
paddw m15, m4; p0 + q0
paddw m15, m3, m4; p0 + q0
paddw m15, m5; p0 + q0 + q1
mova m10, m15;
paddw m15, m6; p0 + q0 + q1 + q2
@ -641,16 +615,12 @@ weakfilter_macro_%2%1:
psrlw m13, 15; 1 in every cell
psllw m13, 3; 8 in every cell
mova m12, m4 ; q0
psubw m12, m3 ; q0 - p0
mova m10, m12
psllw m10, 3; 8 * (q0 - p0)
psubw m12, m4, m3 ; q0 - p0
psllw m10, m12, 3; 8 * (q0 - p0)
paddw m12, m10 ; 9 * (q0 - p0)
mova m10, m5 ; q1
psubw m10, m2 ; q1 - p1
mova m8, m10
psllw m8, 1; 2 * ( q1 - p1 )
psubw m10, m5, m2 ; q1 - p1
psllw m8, m10, 1; 2 * ( q1 - p1 )
paddw m10, m8; 3 * ( q1 - p1 )
psubw m12, m10; 9 * (q0 - p0) - 3 * ( q1 - p1 )
paddw m12, m13; + 8
@ -658,8 +628,7 @@ weakfilter_macro_%2%1:
PABSW m13, m12; abs(delta0)
mova m10, m9; 2*tc
psllw m10, 2; 8 * tc
psllw m10, m9, 2; 8 * tc
paddw m10, m9; 10 * tc
pcmpgtw m10, m13
pand m11, m10
@ -672,13 +641,11 @@ weakfilter_macro_%2%1:
pcmpeqw m13, m13; set all bits to 1
psraw m9, 1; tc -> tc / 2
mova m14, m9;
pxor m14, m13; complement -tc
pxor m14, m9, m13; complement -tc
psrlw m13, 15; set all cells to 1
paddw m14, m13; add 1, -tc / 2
mova m15, m1; p2
pavgw m15, m3; (p2 + p0 + 1) >> 1
pavgw m15, m1, m3; (p2 + p0 + 1) >> 1
psubw m15, m2; ((p2 + p0 + 1) >> 1) - p1
paddw m15, m12; ((p2 + p0 + 1) >> 1) - p1 + delta0
psraw m15, 1; (((p2 + p0 + 1) >> 1) - p1 + delta0) >> 1
@ -698,14 +665,12 @@ weakfilter_macro_%2%1:
punpcklwd m8, m8
punpcklwd m13, m13
shufps m13, m8, 0;
mova m8, m10; copy of beta
pcmpgtw m8, m13
pcmpgtw m8, m10, m13
pand m8, m11
;end beta calculations
MASKED_COPY2 m2, m15, m8; write p1'
mova m8, m6; q2
pavgw m8, m4; (q2 + q0 + 1) >> 1
pavgw m8, m6, m4; (q2 + q0 + 1) >> 1
psubw m8, m5; ((q2 + q0 + 1) >> 1) - q1
psubw m8, m12; ((q2 + q0 + 1) >> 1) - q1 - delta0)
psraw m8, 1; ((q2 + q0 + 1) >> 1) - q1 - delta0) >> 1
@ -723,12 +688,10 @@ weakfilter_macro_%2%1:
pand m10, m11
MASKED_COPY2 m5, m8, m10; write q1'
mova m15, m3 ; p0
paddw m15, m12 ; p0 + delta0
paddw m15, m3, m12 ; p0 + delta0
MASKED_COPY m3, m15
mova m8, m4 ; q0
psubw m8, m12 ; q0 - delta0
psubw m8, m4, m12 ; q0 - delta0
MASKED_COPY m4, m8
ready_macro_%2%1:
jmp to_store_%2%1

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