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FFmpeg/libavcodec/x86/h264_deblock.asm

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;*****************************************************************************
;* MMX/SSE2-optimized H.264 deblocking code
;*****************************************************************************
;* Copyright (C) 2005-2008 x264 project
;*
;* Authors: Loren Merritt <lorenm@u.washington.edu>
;* Jason Garrett-Glaser <darkshikari@gmail.com>
;*
;* This file is part of FFmpeg.
;*
;* FFmpeg is free software; you can redistribute it and/or
;* modify it under the terms of the GNU Lesser General Public
;* License as published by the Free Software Foundation; either
;* version 2.1 of the License, or (at your option) any later version.
;*
;* FFmpeg is distributed in the hope that it will be useful,
;* but WITHOUT ANY WARRANTY; without even the implied warranty of
;* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
;* Lesser General Public License for more details.
;*
;* You should have received a copy of the GNU Lesser General Public
;* License along with FFmpeg; if not, write to the Free Software
;* 51, Inc., Foundation Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
;******************************************************************************
%include "x86inc.asm"
%include "x86util.asm"
SECTION_RODATA
cextern pb_0
cextern pb_1
cextern pb_3
cextern pb_A1
SECTION .text
; expands to [base],...,[base+7*stride]
%define PASS8ROWS(base, base3, stride, stride3) \
[base], [base+stride], [base+stride*2], [base3], \
[base3+stride], [base3+stride*2], [base3+stride3], [base3+stride*4]
; in: 8 rows of 4 bytes in %1..%8
; out: 4 rows of 8 bytes in m0..m3
%macro TRANSPOSE4x8_LOAD 8
movd m0, %1
movd m2, %2
movd m1, %3
movd m3, %4
punpcklbw m0, m2
punpcklbw m1, m3
movq m2, m0
punpcklwd m0, m1
punpckhwd m2, m1
movd m4, %5
movd m6, %6
movd m5, %7
movd m7, %8
punpcklbw m4, m6
punpcklbw m5, m7
movq m6, m4
punpcklwd m4, m5
punpckhwd m6, m5
movq m1, m0
movq m3, m2
punpckldq m0, m4
punpckhdq m1, m4
punpckldq m2, m6
punpckhdq m3, m6
%endmacro
; in: 4 rows of 8 bytes in m0..m3
; out: 8 rows of 4 bytes in %1..%8
%macro TRANSPOSE8x4_STORE 8
movq m4, m0
movq m5, m1
movq m6, m2
punpckhdq m4, m4
punpckhdq m5, m5
punpckhdq m6, m6
punpcklbw m0, m1
punpcklbw m2, m3
movq m1, m0
punpcklwd m0, m2
punpckhwd m1, m2
movd %1, m0
punpckhdq m0, m0
movd %2, m0
movd %3, m1
punpckhdq m1, m1
movd %4, m1
punpckhdq m3, m3
punpcklbw m4, m5
punpcklbw m6, m3
movq m5, m4
punpcklwd m4, m6
punpckhwd m5, m6
movd %5, m4
punpckhdq m4, m4
movd %6, m4
movd %7, m5
punpckhdq m5, m5
movd %8, m5
%endmacro
%macro SBUTTERFLY3 4
movq %4, %2
punpckl%1 %2, %3
punpckh%1 %4, %3
%endmacro
; in: 8 rows of 8 (only the middle 6 pels are used) in %1..%8
; out: 6 rows of 8 in [%9+0*16] .. [%9+5*16]
%macro TRANSPOSE6x8_MEM 9
movq m0, %1
movq m1, %2
movq m2, %3
movq m3, %4
movq m4, %5
movq m5, %6
movq m6, %7
SBUTTERFLY3 bw, m0, m1, m7
SBUTTERFLY3 bw, m2, m3, m1
SBUTTERFLY3 bw, m4, m5, m3
movq [%9+0x10], m1
SBUTTERFLY3 bw, m6, %8, m5
SBUTTERFLY3 wd, m0, m2, m1
SBUTTERFLY3 wd, m4, m6, m2
punpckhdq m0, m4
movq [%9+0x00], m0
SBUTTERFLY3 wd, m7, [%9+0x10], m6
SBUTTERFLY3 wd, m3, m5, m4
SBUTTERFLY3 dq, m7, m3, m0
SBUTTERFLY3 dq, m1, m2, m5
punpckldq m6, m4
movq [%9+0x10], m1
movq [%9+0x20], m5
movq [%9+0x30], m7
movq [%9+0x40], m0
movq [%9+0x50], m6
%endmacro
; in: 8 rows of 8 in %1..%8
; out: 8 rows of 8 in %9..%16
%macro TRANSPOSE8x8_MEM 16
movq m0, %1
movq m1, %2
movq m2, %3
movq m3, %4
movq m4, %5
movq m5, %6
movq m6, %7
SBUTTERFLY3 bw, m0, m1, m7
SBUTTERFLY3 bw, m2, m3, m1
SBUTTERFLY3 bw, m4, m5, m3
SBUTTERFLY3 bw, m6, %8, m5
movq %9, m3
SBUTTERFLY3 wd, m0, m2, m3
SBUTTERFLY3 wd, m4, m6, m2
SBUTTERFLY3 wd, m7, m1, m6
movq %11, m2
movq m2, %9
SBUTTERFLY3 wd, m2, m5, m1
SBUTTERFLY3 dq, m0, m4, m5
SBUTTERFLY3 dq, m7, m2, m4
movq %9, m0
movq %10, m5
movq %13, m7
movq %14, m4
SBUTTERFLY3 dq, m3, %11, m0
SBUTTERFLY3 dq, m6, m1, m5
movq %11, m3
movq %12, m0
movq %15, m6
movq %16, m5
%endmacro
; out: %4 = |%1-%2|>%3
; clobbers: %5
%macro DIFF_GT 5
mova %5, %2
mova %4, %1
psubusb %5, %1
psubusb %4, %2
por %4, %5
psubusb %4, %3
%endmacro
; out: %4 = |%1-%2|>%3
; clobbers: %5
%macro DIFF_GT2 5
mova %5, %2
mova %4, %1
psubusb %5, %1
psubusb %4, %2
psubusb %5, %3
psubusb %4, %3
pcmpeqb %4, %5
%endmacro
%macro SPLATW 1
%ifidn m0, xmm0
pshuflw %1, %1, 0
punpcklqdq %1, %1
%else
pshufw %1, %1, 0
%endif
%endmacro
; in: m0=p1 m1=p0 m2=q0 m3=q1 %1=alpha-1 %2=beta-1
; out: m5=beta-1, m7=mask, %3=alpha-1
; clobbers: m4,m6
%macro LOAD_MASK 2-3
movd m4, %1
movd m5, %2
SPLATW m4
SPLATW m5
packuswb m4, m4 ; 16x alpha-1
packuswb m5, m5 ; 16x beta-1
%if %0>2
mova %3, m4
%endif
DIFF_GT m1, m2, m4, m7, m6 ; |p0-q0| > alpha-1
DIFF_GT m0, m1, m5, m4, m6 ; |p1-p0| > beta-1
por m7, m4
DIFF_GT m3, m2, m5, m4, m6 ; |q1-q0| > beta-1
por m7, m4
pxor m6, m6
pcmpeqb m7, m6
%endmacro
; in: m0=p1 m1=p0 m2=q0 m3=q1 m7=(tc&mask)
; out: m1=p0' m2=q0'
; clobbers: m0,3-6
%macro DEBLOCK_P0_Q0 0
mova m5, m1
pxor m5, m2 ; p0^q0
pand m5, [pb_1] ; (p0^q0)&1
pcmpeqb m4, m4
pxor m3, m4
pavgb m3, m0 ; (p1 - q1 + 256)>>1
pavgb m3, [pb_3] ; (((p1 - q1 + 256)>>1)+4)>>1 = 64+2+(p1-q1)>>2
pxor m4, m1
pavgb m4, m2 ; (q0 - p0 + 256)>>1
pavgb m3, m5
paddusb m3, m4 ; d+128+33
mova m6, [pb_A1]
psubusb m6, m3
psubusb m3, [pb_A1]
pminub m6, m7
pminub m3, m7
psubusb m1, m6
psubusb m2, m3
paddusb m1, m3
paddusb m2, m6
%endmacro
; in: m1=p0 m2=q0
; %1=p1 %2=q2 %3=[q2] %4=[q1] %5=tc0 %6=tmp
; out: [q1] = clip( (q2+((p0+q0+1)>>1))>>1, q1-tc0, q1+tc0 )
; clobbers: q2, tmp, tc0
%macro LUMA_Q1 6
mova %6, m1
pavgb %6, m2
pavgb %2, %6 ; avg(p2,avg(p0,q0))
pxor %6, %3
pand %6, [pb_1] ; (p2^avg(p0,q0))&1
psubusb %2, %6 ; (p2+((p0+q0+1)>>1))>>1
mova %6, %1
psubusb %6, %5
paddusb %5, %1
pmaxub %2, %6
pminub %2, %5
mova %4, %2
%endmacro
%ifdef ARCH_X86_64
;-----------------------------------------------------------------------------
; void x264_deblock_v_luma_sse2( uint8_t *pix, int stride, int alpha, int beta, int8_t *tc0 )
;-----------------------------------------------------------------------------
INIT_XMM
cglobal x264_deblock_v_luma_sse2, 5,5,10
movd m8, [r4] ; tc0
lea r4, [r1*3]
dec r2d ; alpha-1
neg r4
dec r3d ; beta-1
add r4, r0 ; pix-3*stride
mova m0, [r4+r1] ; p1
mova m1, [r4+2*r1] ; p0
mova m2, [r0] ; q0
mova m3, [r0+r1] ; q1
LOAD_MASK r2d, r3d
punpcklbw m8, m8
punpcklbw m8, m8 ; tc = 4x tc0[3], 4x tc0[2], 4x tc0[1], 4x tc0[0]
pcmpeqb m9, m9
pcmpeqb m9, m8
pandn m9, m7
pand m8, m9
movdqa m3, [r4] ; p2
DIFF_GT2 m1, m3, m5, m6, m7 ; |p2-p0| > beta-1
pand m6, m9
mova m7, m8
psubb m7, m6
pand m6, m8
LUMA_Q1 m0, m3, [r4], [r4+r1], m6, m4
movdqa m4, [r0+2*r1] ; q2
DIFF_GT2 m2, m4, m5, m6, m3 ; |q2-q0| > beta-1
pand m6, m9
pand m8, m6
psubb m7, m6
mova m3, [r0+r1]
LUMA_Q1 m3, m4, [r0+2*r1], [r0+r1], m8, m6
DEBLOCK_P0_Q0
mova [r4+2*r1], m1
mova [r0], m2
RET
;-----------------------------------------------------------------------------
; void x264_deblock_h_luma_sse2( uint8_t *pix, int stride, int alpha, int beta, int8_t *tc0 )
;-----------------------------------------------------------------------------
INIT_MMX
cglobal x264_deblock_h_luma_sse2, 5,7
movsxd r10, r1d
lea r11, [r10+r10*2]
lea r6, [r0-4]
lea r5, [r0-4+r11]
%ifdef WIN64
sub rsp, 0x98
%define pix_tmp rsp+0x30
%else
sub rsp, 0x68
%define pix_tmp rsp
%endif
; transpose 6x16 -> tmp space
TRANSPOSE6x8_MEM PASS8ROWS(r6, r5, r10, r11), pix_tmp
lea r6, [r6+r10*8]
lea r5, [r5+r10*8]
TRANSPOSE6x8_MEM PASS8ROWS(r6, r5, r10, r11), pix_tmp+8
; vertical filter
; alpha, beta, tc0 are still in r2d, r3d, r4
; don't backup r6, r5, r10, r11 because x264_deblock_v_luma_sse2 doesn't use them
lea r0, [pix_tmp+0x30]
mov r1d, 0x10
%ifdef WIN64
mov [rsp+0x20], r4
%endif
call x264_deblock_v_luma_sse2
; transpose 16x4 -> original space (only the middle 4 rows were changed by the filter)
add r6, 2
add r5, 2
movq m0, [pix_tmp+0x18]
movq m1, [pix_tmp+0x28]
movq m2, [pix_tmp+0x38]
movq m3, [pix_tmp+0x48]
TRANSPOSE8x4_STORE PASS8ROWS(r6, r5, r10, r11)
shl r10, 3
sub r6, r10
sub r5, r10
shr r10, 3
movq m0, [pix_tmp+0x10]
movq m1, [pix_tmp+0x20]
movq m2, [pix_tmp+0x30]
movq m3, [pix_tmp+0x40]
TRANSPOSE8x4_STORE PASS8ROWS(r6, r5, r10, r11)
%ifdef WIN64
add rsp, 0x98
%else
add rsp, 0x68
%endif
RET
%else
%macro DEBLOCK_LUMA 3
;-----------------------------------------------------------------------------
; void x264_deblock_v8_luma_mmxext( uint8_t *pix, int stride, int alpha, int beta, int8_t *tc0 )
;-----------------------------------------------------------------------------
cglobal x264_deblock_%2_luma_%1, 5,5
lea r4, [r1*3]
dec r2 ; alpha-1
neg r4
dec r3 ; beta-1
add r4, r0 ; pix-3*stride
%assign pad 2*%3+12-(stack_offset&15)
SUB esp, pad
mova m0, [r4+r1] ; p1
mova m1, [r4+2*r1] ; p0
mova m2, [r0] ; q0
mova m3, [r0+r1] ; q1
LOAD_MASK r2, r3
mov r3, r4mp
movd m4, [r3] ; tc0
punpcklbw m4, m4
punpcklbw m4, m4 ; tc = 4x tc0[3], 4x tc0[2], 4x tc0[1], 4x tc0[0]
mova [esp+%3], m4 ; tc
pcmpeqb m3, m3
pcmpgtb m4, m3
pand m4, m7
mova [esp], m4 ; mask
mova m3, [r4] ; p2
DIFF_GT2 m1, m3, m5, m6, m7 ; |p2-p0| > beta-1
pand m6, m4
pand m4, [esp+%3] ; tc
mova m7, m4
psubb m7, m6
pand m6, m4
LUMA_Q1 m0, m3, [r4], [r4+r1], m6, m4
mova m4, [r0+2*r1] ; q2
DIFF_GT2 m2, m4, m5, m6, m3 ; |q2-q0| > beta-1
mova m5, [esp] ; mask
pand m6, m5
mova m5, [esp+%3] ; tc
pand m5, m6
psubb m7, m6
mova m3, [r0+r1]
LUMA_Q1 m3, m4, [r0+2*r1], [r0+r1], m5, m6
DEBLOCK_P0_Q0
mova [r4+2*r1], m1
mova [r0], m2
ADD esp, pad
RET
;-----------------------------------------------------------------------------
; void x264_deblock_h_luma_mmxext( uint8_t *pix, int stride, int alpha, int beta, int8_t *tc0 )
;-----------------------------------------------------------------------------
INIT_MMX
cglobal x264_deblock_h_luma_%1, 0,5
mov r0, r0mp
mov r3, r1m
lea r4, [r3*3]
sub r0, 4
lea r1, [r0+r4]
%assign pad 0x78-(stack_offset&15)
SUB esp, pad
%define pix_tmp esp+12
; transpose 6x16 -> tmp space
TRANSPOSE6x8_MEM PASS8ROWS(r0, r1, r3, r4), pix_tmp
lea r0, [r0+r3*8]
lea r1, [r1+r3*8]
TRANSPOSE6x8_MEM PASS8ROWS(r0, r1, r3, r4), pix_tmp+8
; vertical filter
lea r0, [pix_tmp+0x30]
PUSH dword r4m
PUSH dword r3m
PUSH dword r2m
PUSH dword 16
PUSH dword r0
call x264_deblock_%2_luma_%1
%ifidn %2, v8
add dword [esp ], 8 ; pix_tmp+0x38
add dword [esp+16], 2 ; tc0+2
call x264_deblock_%2_luma_%1
%endif
ADD esp, 20
; transpose 16x4 -> original space (only the middle 4 rows were changed by the filter)
mov r0, r0mp
sub r0, 2
lea r1, [r0+r4]
movq m0, [pix_tmp+0x10]
movq m1, [pix_tmp+0x20]
movq m2, [pix_tmp+0x30]
movq m3, [pix_tmp+0x40]
TRANSPOSE8x4_STORE PASS8ROWS(r0, r1, r3, r4)
lea r0, [r0+r3*8]
lea r1, [r1+r3*8]
movq m0, [pix_tmp+0x18]
movq m1, [pix_tmp+0x28]
movq m2, [pix_tmp+0x38]
movq m3, [pix_tmp+0x48]
TRANSPOSE8x4_STORE PASS8ROWS(r0, r1, r3, r4)
ADD esp, pad
RET
%endmacro ; DEBLOCK_LUMA
INIT_MMX
DEBLOCK_LUMA mmxext, v8, 8
INIT_XMM
DEBLOCK_LUMA sse2, v, 16
%endif ; ARCH
%macro LUMA_INTRA_P012 4 ; p0..p3 in memory
mova t0, p2
mova t1, p0
pavgb t0, p1
pavgb t1, q0
pavgb t0, t1 ; ((p2+p1+1)/2 + (p0+q0+1)/2 + 1)/2
mova t5, t1
mova t2, p2
mova t3, p0
paddb t2, p1
paddb t3, q0
paddb t2, t3
mova t3, t2
mova t4, t2
psrlw t2, 1
pavgb t2, mpb_0
pxor t2, t0
pand t2, mpb_1
psubb t0, t2 ; p1' = (p2+p1+p0+q0+2)/4;
mova t1, p2
mova t2, p2
pavgb t1, q1
psubb t2, q1
paddb t3, t3
psubb t3, t2 ; p2+2*p1+2*p0+2*q0+q1
pand t2, mpb_1
psubb t1, t2
pavgb t1, p1
pavgb t1, t5 ; (((p2+q1)/2 + p1+1)/2 + (p0+q0+1)/2 + 1)/2
psrlw t3, 2
pavgb t3, mpb_0
pxor t3, t1
pand t3, mpb_1
psubb t1, t3 ; p0'a = (p2+2*p1+2*p0+2*q0+q1+4)/8
mova t3, p0
mova t2, p0
pxor t3, q1
pavgb t2, q1
pand t3, mpb_1
psubb t2, t3
pavgb t2, p1 ; p0'b = (2*p1+p0+q0+2)/4
pxor t1, t2
pxor t2, p0
pand t1, mask1p
pand t2, mask0
pxor t1, t2
pxor t1, p0
mova %1, t1 ; store p0
mova t1, %4 ; p3
mova t2, t1
pavgb t1, p2
paddb t2, p2
pavgb t1, t0 ; (p3+p2+1)/2 + (p2+p1+p0+q0+2)/4
paddb t2, t2
paddb t2, t4 ; 2*p3+3*p2+p1+p0+q0
psrlw t2, 2
pavgb t2, mpb_0
pxor t2, t1
pand t2, mpb_1
psubb t1, t2 ; p2' = (2*p3+3*p2+p1+p0+q0+4)/8
pxor t0, p1
pxor t1, p2
pand t0, mask1p
pand t1, mask1p
pxor t0, p1
pxor t1, p2
mova %2, t0 ; store p1
mova %3, t1 ; store p2
%endmacro
%macro LUMA_INTRA_SWAP_PQ 0
%define q1 m0
%define q0 m1
%define p0 m2
%define p1 m3
%define p2 q2
%define mask1p mask1q
%endmacro
%macro DEBLOCK_LUMA_INTRA 2
%define p1 m0
%define p0 m1
%define q0 m2
%define q1 m3
%define t0 m4
%define t1 m5
%define t2 m6
%define t3 m7
%ifdef ARCH_X86_64
%define p2 m8
%define q2 m9
%define t4 m10
%define t5 m11
%define mask0 m12
%define mask1p m13
%define mask1q [rsp-24]
%define mpb_0 m14
%define mpb_1 m15
%else
%define spill(x) [esp+16*x+((stack_offset+4)&15)]
%define p2 [r4+r1]
%define q2 [r0+2*r1]
%define t4 spill(0)
%define t5 spill(1)
%define mask0 spill(2)
%define mask1p spill(3)
%define mask1q spill(4)
%define mpb_0 [pb_0]
%define mpb_1 [pb_1]
%endif
;-----------------------------------------------------------------------------
; void x264_deblock_v_luma_intra_sse2( uint8_t *pix, int stride, int alpha, int beta )
;-----------------------------------------------------------------------------
cglobal x264_deblock_%2_luma_intra_%1, 4,6,16
%ifndef ARCH_X86_64
sub esp, 0x60
%endif
lea r4, [r1*4]
lea r5, [r1*3] ; 3*stride
dec r2d ; alpha-1
jl .end
neg r4
dec r3d ; beta-1
jl .end
add r4, r0 ; pix-4*stride
mova p1, [r4+2*r1]
mova p0, [r4+r5]
mova q0, [r0]
mova q1, [r0+r1]
%ifdef ARCH_X86_64
pxor mpb_0, mpb_0
mova mpb_1, [pb_1]
LOAD_MASK r2d, r3d, t5 ; m5=beta-1, t5=alpha-1, m7=mask0
SWAP 7, 12 ; m12=mask0
pavgb t5, mpb_0
pavgb t5, mpb_1 ; alpha/4+1
movdqa p2, [r4+r1]
movdqa q2, [r0+2*r1]
DIFF_GT2 p0, q0, t5, t0, t3 ; t0 = |p0-q0| > alpha/4+1
DIFF_GT2 p0, p2, m5, t2, t5 ; mask1 = |p2-p0| > beta-1
DIFF_GT2 q0, q2, m5, t4, t5 ; t4 = |q2-q0| > beta-1
pand t0, mask0
pand t4, t0
pand t2, t0
mova mask1q, t4
mova mask1p, t2
%else
LOAD_MASK r2d, r3d, t5 ; m5=beta-1, t5=alpha-1, m7=mask0
mova m4, t5
mova mask0, m7
pavgb m4, [pb_0]
pavgb m4, [pb_1] ; alpha/4+1
DIFF_GT2 p0, q0, m4, m6, m7 ; m6 = |p0-q0| > alpha/4+1
pand m6, mask0
DIFF_GT2 p0, p2, m5, m4, m7 ; m4 = |p2-p0| > beta-1
pand m4, m6
mova mask1p, m4
DIFF_GT2 q0, q2, m5, m4, m7 ; m4 = |q2-q0| > beta-1
pand m4, m6
mova mask1q, m4
%endif
LUMA_INTRA_P012 [r4+r5], [r4+2*r1], [r4+r1], [r4]
LUMA_INTRA_SWAP_PQ
LUMA_INTRA_P012 [r0], [r0+r1], [r0+2*r1], [r0+r5]
.end:
%ifndef ARCH_X86_64
add esp, 0x60
%endif
RET
INIT_MMX
%ifdef ARCH_X86_64
;-----------------------------------------------------------------------------
; void x264_deblock_h_luma_intra_sse2( uint8_t *pix, int stride, int alpha, int beta )
;-----------------------------------------------------------------------------
cglobal x264_deblock_h_luma_intra_%1, 4,7
movsxd r10, r1d
lea r11, [r10*3]
lea r6, [r0-4]
lea r5, [r0-4+r11]
sub rsp, 0x88
%define pix_tmp rsp
; transpose 8x16 -> tmp space
TRANSPOSE8x8_MEM PASS8ROWS(r6, r5, r10, r11), PASS8ROWS(pix_tmp, pix_tmp+0x30, 0x10, 0x30)
lea r6, [r6+r10*8]
lea r5, [r5+r10*8]
TRANSPOSE8x8_MEM PASS8ROWS(r6, r5, r10, r11), PASS8ROWS(pix_tmp+8, pix_tmp+0x38, 0x10, 0x30)
lea r0, [pix_tmp+0x40]
mov r1, 0x10
call x264_deblock_v_luma_intra_%1
; transpose 16x6 -> original space (but we can't write only 6 pixels, so really 16x8)
lea r5, [r6+r11]
TRANSPOSE8x8_MEM PASS8ROWS(pix_tmp+8, pix_tmp+0x38, 0x10, 0x30), PASS8ROWS(r6, r5, r10, r11)
shl r10, 3
sub r6, r10
sub r5, r10
shr r10, 3
TRANSPOSE8x8_MEM PASS8ROWS(pix_tmp, pix_tmp+0x30, 0x10, 0x30), PASS8ROWS(r6, r5, r10, r11)
add rsp, 0x88
RET
%else
cglobal x264_deblock_h_luma_intra_%1, 2,4
lea r3, [r1*3]
sub r0, 4
lea r2, [r0+r3]
%assign pad 0x8c-(stack_offset&15)
SUB rsp, pad
%define pix_tmp rsp
; transpose 8x16 -> tmp space
TRANSPOSE8x8_MEM PASS8ROWS(r0, r2, r1, r3), PASS8ROWS(pix_tmp, pix_tmp+0x30, 0x10, 0x30)
lea r0, [r0+r1*8]
lea r2, [r2+r1*8]
TRANSPOSE8x8_MEM PASS8ROWS(r0, r2, r1, r3), PASS8ROWS(pix_tmp+8, pix_tmp+0x38, 0x10, 0x30)
lea r0, [pix_tmp+0x40]
PUSH dword r3m
PUSH dword r2m
PUSH dword 16
PUSH r0
call x264_deblock_%2_luma_intra_%1
%ifidn %2, v8
add dword [rsp], 8 ; pix_tmp+8
call x264_deblock_%2_luma_intra_%1
%endif
ADD esp, 16
mov r1, r1m
mov r0, r0mp
lea r3, [r1*3]
sub r0, 4
lea r2, [r0+r3]
; transpose 16x6 -> original space (but we can't write only 6 pixels, so really 16x8)
TRANSPOSE8x8_MEM PASS8ROWS(pix_tmp, pix_tmp+0x30, 0x10, 0x30), PASS8ROWS(r0, r2, r1, r3)
lea r0, [r0+r1*8]
lea r2, [r2+r1*8]
TRANSPOSE8x8_MEM PASS8ROWS(pix_tmp+8, pix_tmp+0x38, 0x10, 0x30), PASS8ROWS(r0, r2, r1, r3)
ADD rsp, pad
RET
%endif ; ARCH_X86_64
%endmacro ; DEBLOCK_LUMA_INTRA
INIT_XMM
DEBLOCK_LUMA_INTRA sse2, v
%ifndef ARCH_X86_64
INIT_MMX
DEBLOCK_LUMA_INTRA mmxext, v8
%endif
INIT_MMX
%macro CHROMA_V_START 0
dec r2d ; alpha-1
dec r3d ; beta-1
mov t5, r0
sub t5, r1
sub t5, r1
%endmacro
%macro CHROMA_H_START 0
dec r2d
dec r3d
sub r0, 2
lea t6, [r1*3]
mov t5, r0
add r0, t6
%endmacro
%define t5 r5
%define t6 r6
;-----------------------------------------------------------------------------
; void x264_deblock_v_chroma( uint8_t *pix, int stride, int alpha, int beta, int8_t *tc0 )
;-----------------------------------------------------------------------------
cglobal x264_deblock_v_chroma_mmxext, 5,6
CHROMA_V_START
movq m0, [t5]
movq m1, [t5+r1]
movq m2, [r0]
movq m3, [r0+r1]
call x264_chroma_inter_body_mmxext
movq [t5+r1], m1
movq [r0], m2
RET
;-----------------------------------------------------------------------------
; void x264_deblock_h_chroma( uint8_t *pix, int stride, int alpha, int beta, int8_t *tc0 )
;-----------------------------------------------------------------------------
cglobal x264_deblock_h_chroma_mmxext, 5,7
%ifdef ARCH_X86_64
%define buf0 [rsp-24]
%define buf1 [rsp-16]
%else
%define buf0 r0m
%define buf1 r2m
%endif
CHROMA_H_START
TRANSPOSE4x8_LOAD PASS8ROWS(t5, r0, r1, t6)
movq buf0, m0
movq buf1, m3
call x264_chroma_inter_body_mmxext
movq m0, buf0
movq m3, buf1
TRANSPOSE8x4_STORE PASS8ROWS(t5, r0, r1, t6)
RET
ALIGN 16
x264_chroma_inter_body_mmxext:
LOAD_MASK r2d, r3d
movd m6, [r4] ; tc0
punpcklbw m6, m6
pand m7, m6
DEBLOCK_P0_Q0
ret
; in: %1=p0 %2=p1 %3=q1
; out: p0 = (p0 + q1 + 2*p1 + 2) >> 2
%macro CHROMA_INTRA_P0 3
movq m4, %1
pxor m4, %3
pand m4, [pb_1] ; m4 = (p0^q1)&1
pavgb %1, %3
psubusb %1, m4
pavgb %1, %2 ; dst = avg(p1, avg(p0,q1) - ((p0^q1)&1))
%endmacro
%define t5 r4
%define t6 r5
;-----------------------------------------------------------------------------
; void x264_deblock_v_chroma_intra( uint8_t *pix, int stride, int alpha, int beta )
;-----------------------------------------------------------------------------
cglobal x264_deblock_v_chroma_intra_mmxext, 4,5
CHROMA_V_START
movq m0, [t5]
movq m1, [t5+r1]
movq m2, [r0]
movq m3, [r0+r1]
call x264_chroma_intra_body_mmxext
movq [t5+r1], m1
movq [r0], m2
RET
;-----------------------------------------------------------------------------
; void x264_deblock_h_chroma_intra( uint8_t *pix, int stride, int alpha, int beta )
;-----------------------------------------------------------------------------
cglobal x264_deblock_h_chroma_intra_mmxext, 4,6
CHROMA_H_START
TRANSPOSE4x8_LOAD PASS8ROWS(t5, r0, r1, t6)
call x264_chroma_intra_body_mmxext
TRANSPOSE8x4_STORE PASS8ROWS(t5, r0, r1, t6)
RET
ALIGN 16
x264_chroma_intra_body_mmxext:
LOAD_MASK r2d, r3d
movq m5, m1
movq m6, m2
CHROMA_INTRA_P0 m1, m0, m3
CHROMA_INTRA_P0 m2, m3, m0
psubb m1, m5
psubb m2, m6
pand m1, m7
pand m2, m7
paddb m1, m5
paddb m2, m6
ret