dct-a.asm
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;*****************************************************************************
;* dct-a.asm: x86 transform and zigzag
;*****************************************************************************
;* Copyright (C) 2003-2024 x264 project
;*
;* Authors: Holger Lubitz <holger@lubitz.org>
;* Loren Merritt <lorenm@u.washington.edu>
;* Laurent Aimar <fenrir@via.ecp.fr>
;* Min Chen <chenm001.163.com>
;* Fiona Glaser <fiona@x264.com>
;*
;* This program is free software; you can redistribute it and/or modify
;* it under the terms of the GNU General Public License as published by
;* the Free Software Foundation; either version 2 of the License, or
;* (at your option) any later version.
;*
;* This program 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 General Public License for more details.
;*
;* You should have received a copy of the GNU General Public License
;* along with this program; if not, write to the Free Software
;* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111, USA.
;*
;* This program is also available under a commercial proprietary license.
;* For more information, contact us at licensing@x264.com.
;*****************************************************************************
%include "x86inc.asm"
%include "x86util.asm"
SECTION_RODATA 64
; AVX-512 permutation indices are bit-packed to save cache
%if HIGH_BIT_DEPTH
scan_frame_avx512: dd 0x00bf0200, 0x00fd7484, 0x0033a611, 0x0069d822 ; bits 0-3: 4x4_frame
dd 0x00a3ca95, 0x00dd8d08, 0x00e75b8c, 0x00a92919 ; bits 4-8: 8x8_frame1
dd 0x0072f6a6, 0x003c8433, 0x007e5247, 0x00b6a0ba ; bits 9-13: 8x8_frame2
dd 0x00ecf12d, 0x00f3239e, 0x00b9540b, 0x00ff868f ; bits 14-18: 8x8_frame3
; bits 19-23: 8x8_frame4
scan_field_avx512: dd 0x0006b240, 0x000735a1, 0x0007b9c2, 0x0009bde8 ; bits 0-4: 8x8_field1
dd 0x000c4e69, 0x000ce723, 0x000a0004, 0x000aeb4a ; bits 5-9: 8x8_field2
dd 0x000b5290, 0x000bd6ab, 0x000d5ac5, 0x000ddee6 ; bits 10-14: 8x8_field3
dd 0x000e6f67, 0x000e842c, 0x000f0911, 0x000ff058 ; bits 15-19: 8x8_field4
cavlc_shuf_avx512: dd 0x00018820, 0x000398a4, 0x0005a928, 0x0007b9ac ; bits 0-4: interleave1
dd 0x0009ca30, 0x000bdab4, 0x000deb38, 0x000ffbbc ; bits 5-9: interleave2
dd 0x00010c01, 0x00031c85, 0x00052d09, 0x00073d8d ; bits 10-14: interleave3
dd 0x00094e11, 0x000b5e95, 0x000d6f19, 0x000f7f9d ; bits 15-19: interleave4
%else
dct_avx512: dd 0x10000000, 0x00021104, 0x3206314c, 0x60042048 ; bits 0-4: dct8x8_fenc bits 5-9: dct8x8_fdec
dd 0x98008a10, 0x20029b14, 0xba06bb5c, 0x4004aa58 ; bits 10-13: dct16x16_fenc bits 14-18: dct16x16_fdec
dd 0x54004421, 0x80025525, 0x7606756d, 0xe0046469 ; bits(e) 24-27: idct8x8_idct1 bits(e) 28-31: idct8x8_idct2
dd 0xdc00ce31, 0xa002df35, 0xfe06ff7d, 0xc004ee79 ; bits(o) 24-31: idct8x8_gather
scan_frame_avx512: dw 0x7000, 0x5484, 0x3811, 0x1c22, 0x3c95, 0x5908, 0x758c, 0x9119 ; bits 0-3: 4x4_frame
dw 0xaca6, 0xc833, 0xe447, 0xe8ba, 0xcd2d, 0xb19e, 0x960b, 0x7a8f ; bits 4-9: 8x8_frame1
dw 0x5e10, 0x7da0, 0x9930, 0xb4c0, 0xd050, 0xec60, 0xf0d0, 0xd540 ; bits 10-15: 8x8_frame2
dw 0xb9b0, 0x9e20, 0xbe90, 0xdb00, 0xf780, 0xfb10, 0xdea0, 0xfe30
scan_field_avx512: dw 0x0700, 0x0741, 0x0782, 0x07c8, 0x08c9, 0x0a43, 0x0c04, 0x0a8a ; bits 0-5: 8x8_field1
dw 0x0910, 0x094b, 0x0985, 0x09c6, 0x0ac7, 0x0c4c, 0x0c91, 0x0b18 ; bits 6-11: 8x8_field2
dw 0x0b52, 0x0b8d, 0x0bce, 0x0ccf, 0x0e13, 0x0e59, 0x0d20, 0x0d5a
dw 0x0d94, 0x0dd5, 0x0e96, 0x0ed7, 0x0f1b, 0x0f61, 0x0fa8, 0x0fe2
cavlc_shuf_avx512: dw 0x0080, 0x0184, 0x0288, 0x038c, 0x0490, 0x0594, 0x0698, 0x079c ; bits 0-5: interleave1
dw 0x08a0, 0x09a4, 0x0aa8, 0x0bac, 0x0cb0, 0x0db4, 0x0eb8, 0x0fbc ; bits 6-11: interleave2
dw 0x00c1, 0x01c5, 0x02c9, 0x03cd, 0x04d1, 0x05d5, 0x06d9, 0x07dd
dw 0x08e1, 0x09e5, 0x0ae9, 0x0bed, 0x0cf1, 0x0df5, 0x0ef9, 0x0ffd
%endif
pw_ppmmmmpp: dw 1,1,-1,-1,-1,-1,1,1
pb_sub4frame: db 0,1,4,8,5,2,3,6,9,12,13,10,7,11,14,15
pb_sub4field: db 0,4,1,8,12,5,9,13,2,6,10,14,3,7,11,15
pb_subacmask: dw 0,-1,-1,-1,-1,-1,-1,-1
pb_scan4framea: SHUFFLE_MASK_W 6,3,7,0,4,1,2,5
pb_scan4frameb: SHUFFLE_MASK_W 0,4,1,2,5,6,3,7
pb_scan4frame2a: SHUFFLE_MASK_W 0,4,1,2,5,8,12,9
pb_scan4frame2b: SHUFFLE_MASK_W 6,3,7,10,13,14,11,15
pb_scan8framet1: SHUFFLE_MASK_W 0, 1, 6, 7, 8, 9, 13, 14
pb_scan8framet2: SHUFFLE_MASK_W 2 , 3, 4, 7, 9, 15, 10, 14
pb_scan8framet3: SHUFFLE_MASK_W 0, 1, 5, 6, 8, 11, 12, 13
pb_scan8framet4: SHUFFLE_MASK_W 0, 3, 4, 5, 8, 11, 12, 15
pb_scan8framet5: SHUFFLE_MASK_W 1, 2, 6, 7, 9, 10, 13, 14
pb_scan8framet6: SHUFFLE_MASK_W 0, 3, 4, 5, 10, 11, 12, 15
pb_scan8framet7: SHUFFLE_MASK_W 1, 2, 6, 7, 8, 9, 14, 15
pb_scan8framet8: SHUFFLE_MASK_W 0, 1, 2, 7, 8, 10, 11, 14
pb_scan8framet9: SHUFFLE_MASK_W 1, 4, 5, 7, 8, 13, 14, 15
pb_scan8frame1: SHUFFLE_MASK_W 0, 8, 1, 2, 9, 12, 4, 13
pb_scan8frame2: SHUFFLE_MASK_W 4, 0, 1, 5, 8, 10, 12, 14
pb_scan8frame3: SHUFFLE_MASK_W 12, 10, 8, 6, 2, 3, 7, 9
pb_scan8frame4: SHUFFLE_MASK_W 0, 1, 8, 12, 4, 13, 9, 2
pb_scan8frame5: SHUFFLE_MASK_W 5, 14, 10, 3, 11, 15, 6, 7
pb_scan8frame6: SHUFFLE_MASK_W 6, 8, 12, 13, 9, 7, 5, 3
pb_scan8frame7: SHUFFLE_MASK_W 1, 3, 5, 7, 10, 14, 15, 11
pb_scan8frame8: SHUFFLE_MASK_W 10, 3, 11, 14, 5, 6, 15, 7
pb_scan8field1 : SHUFFLE_MASK_W 0, 1, 2, 8, 9, 3, 4, 10
pb_scan8field2a: SHUFFLE_MASK_W 0x80, 11, 5, 6, 7, 12,0x80,0x80
pb_scan8field2b: SHUFFLE_MASK_W 0,0x80,0x80,0x80,0x80,0x80, 1, 8
pb_scan8field3a: SHUFFLE_MASK_W 10, 5, 6, 7, 11,0x80,0x80,0x80
pb_scan8field3b: SHUFFLE_MASK_W 0x80,0x80,0x80,0x80,0x80, 1, 8, 2
pb_scan8field4a: SHUFFLE_MASK_W 4, 5, 6, 7, 11,0x80,0x80,0x80
pb_scan8field6 : SHUFFLE_MASK_W 4, 5, 6, 7, 11,0x80,0x80, 12
pb_scan8field7 : SHUFFLE_MASK_W 5, 6, 7, 11,0x80,0x80, 12, 13
SECTION .text
cextern pw_32_0
cextern pw_32
cextern pw_512
cextern pw_8000
cextern pw_pixel_max
cextern hsub_mul
cextern pb_1
cextern pw_1
cextern pd_1
cextern pd_32
cextern pw_ppppmmmm
cextern pw_pmpmpmpm
cextern deinterleave_shufd
cextern pb_unpackbd1
cextern pb_unpackbd2
%macro WALSH4_1D 6
SUMSUB_BADC %1, %5, %4, %3, %2, %6
SUMSUB_BADC %1, %5, %3, %4, %2, %6
SWAP %2, %5, %4
%endmacro
%macro SUMSUB_17BIT 4 ; a, b, tmp, 0x8000
movq m%3, m%4
pxor m%1, m%4
psubw m%3, m%2
pxor m%2, m%4
pavgw m%3, m%1
pavgw m%2, m%1
pxor m%3, m%4
pxor m%2, m%4
SWAP %1, %2, %3
%endmacro
%macro DCT_UNPACK 3
punpcklwd %3, %1
punpckhwd %2, %1
psrad %3, 16
psrad %2, 16
SWAP %1, %3
%endmacro
%if HIGH_BIT_DEPTH
;-----------------------------------------------------------------------------
; void dct4x4dc( dctcoef d[4][4] )
;-----------------------------------------------------------------------------
%macro DCT4x4_DC 0
cglobal dct4x4dc, 1,1,5
mova m0, [r0+ 0]
mova m1, [r0+16]
mova m2, [r0+32]
mova m3, [r0+48]
WALSH4_1D d, 0,1,2,3,4
TRANSPOSE4x4D 0,1,2,3,4
paddd m0, [pd_1]
WALSH4_1D d, 0,1,2,3,4
psrad m0, 1
psrad m1, 1
psrad m2, 1
psrad m3, 1
mova [r0+ 0], m0
mova [r0+16], m1
mova [r0+32], m2
mova [r0+48], m3
RET
%endmacro ; DCT4x4_DC
INIT_XMM sse2
DCT4x4_DC
INIT_XMM avx
DCT4x4_DC
%else
INIT_MMX mmx2
cglobal dct4x4dc, 1,1
movq m3, [r0+24]
movq m2, [r0+16]
movq m1, [r0+ 8]
movq m0, [r0+ 0]
movq m7, [pw_8000] ; convert to unsigned and back, so that pavgw works
WALSH4_1D w, 0,1,2,3,4
TRANSPOSE4x4W 0,1,2,3,4
SUMSUB_BADC w, 1, 0, 3, 2, 4
SWAP 0, 1
SWAP 2, 3
SUMSUB_17BIT 0,2,4,7
SUMSUB_17BIT 1,3,5,7
movq [r0+0], m0
movq [r0+8], m2
movq [r0+16], m3
movq [r0+24], m1
RET
%endif ; HIGH_BIT_DEPTH
%if HIGH_BIT_DEPTH
;-----------------------------------------------------------------------------
; void idct4x4dc( int32_t d[4][4] )
;-----------------------------------------------------------------------------
%macro IDCT4x4DC 0
cglobal idct4x4dc, 1,1
mova m3, [r0+48]
mova m2, [r0+32]
mova m1, [r0+16]
mova m0, [r0+ 0]
WALSH4_1D d,0,1,2,3,4
TRANSPOSE4x4D 0,1,2,3,4
WALSH4_1D d,0,1,2,3,4
mova [r0+ 0], m0
mova [r0+16], m1
mova [r0+32], m2
mova [r0+48], m3
RET
%endmacro ; IDCT4x4DC
INIT_XMM sse2
IDCT4x4DC
INIT_XMM avx
IDCT4x4DC
%else
;-----------------------------------------------------------------------------
; void idct4x4dc( int16_t d[4][4] )
;-----------------------------------------------------------------------------
INIT_MMX mmx
cglobal idct4x4dc, 1,1
movq m3, [r0+24]
movq m2, [r0+16]
movq m1, [r0+ 8]
movq m0, [r0+ 0]
WALSH4_1D w,0,1,2,3,4
TRANSPOSE4x4W 0,1,2,3,4
WALSH4_1D w,0,1,2,3,4
movq [r0+ 0], m0
movq [r0+ 8], m1
movq [r0+16], m2
movq [r0+24], m3
RET
%endif ; HIGH_BIT_DEPTH
;-----------------------------------------------------------------------------
; void dct2x4dc( dctcoef dct[8], dctcoef dct4x4[8][16] )
;-----------------------------------------------------------------------------
%if WIN64
DECLARE_REG_TMP 6 ; Avoid some REX prefixes to reduce code size
%else
DECLARE_REG_TMP 2
%endif
%macro INSERT_COEFF 3 ; dst, src, imm
%if %3
%if HIGH_BIT_DEPTH
%if cpuflag(sse4)
pinsrd %1, %2, %3
%elif %3 == 2
movd m2, %2
%elif %3 == 1
punpckldq %1, %2
%else
punpckldq m2, %2
punpcklqdq %1, m2
%endif
%else
%if %3 == 2
punpckldq %1, %2
%else
pinsrw %1, %2, %3
%endif
%endif
%else
movd %1, %2
%endif
%if HIGH_BIT_DEPTH
mov %2, t0d
%else
mov %2, t0w
%endif
%endmacro
%macro DCT2x4DC 2
cglobal dct2x4dc, 2,3
xor t0d, t0d
INSERT_COEFF m0, [r1+0*16*SIZEOF_DCTCOEF], 0
INSERT_COEFF m0, [r1+1*16*SIZEOF_DCTCOEF], 2
add r1, 4*16*SIZEOF_DCTCOEF
INSERT_COEFF m0, [r1-2*16*SIZEOF_DCTCOEF], 1
INSERT_COEFF m0, [r1-1*16*SIZEOF_DCTCOEF], 3
INSERT_COEFF m1, [r1+0*16*SIZEOF_DCTCOEF], 0
INSERT_COEFF m1, [r1+1*16*SIZEOF_DCTCOEF], 2
INSERT_COEFF m1, [r1+2*16*SIZEOF_DCTCOEF], 1
INSERT_COEFF m1, [r1+3*16*SIZEOF_DCTCOEF], 3
SUMSUB_BA %1, 1, 0, 2
SBUTTERFLY %2, 1, 0, 2
SUMSUB_BA %1, 0, 1, 2
SBUTTERFLY %2, 0, 1, 2
SUMSUB_BA %1, 1, 0, 2
pshuf%1 m0, m0, q1032
mova [r0], m1
mova [r0+mmsize], m0
RET
%endmacro
%if HIGH_BIT_DEPTH
INIT_XMM sse2
DCT2x4DC d, dq
INIT_XMM avx
DCT2x4DC d, dq
%else
INIT_MMX mmx2
DCT2x4DC w, wd
%endif
%if HIGH_BIT_DEPTH
;-----------------------------------------------------------------------------
; void sub4x4_dct( dctcoef dct[4][4], pixel *pix1, pixel *pix2 )
;-----------------------------------------------------------------------------
INIT_MMX mmx
cglobal sub4x4_dct, 3,3
.skip_prologue:
LOAD_DIFF m0, m4, none, [r1+0*FENC_STRIDE], [r2+0*FDEC_STRIDE]
LOAD_DIFF m3, m4, none, [r1+6*FENC_STRIDE], [r2+6*FDEC_STRIDE]
LOAD_DIFF m1, m4, none, [r1+2*FENC_STRIDE], [r2+2*FDEC_STRIDE]
LOAD_DIFF m2, m4, none, [r1+4*FENC_STRIDE], [r2+4*FDEC_STRIDE]
DCT4_1D 0,1,2,3,4
TRANSPOSE4x4W 0,1,2,3,4
SUMSUB_BADC w, 3, 0, 2, 1
SUMSUB_BA w, 2, 3, 4
DCT_UNPACK m2, m4, m5
DCT_UNPACK m3, m6, m7
mova [r0+ 0], m2 ; s03 + s12
mova [r0+ 8], m4
mova [r0+32], m3 ; s03 - s12
mova [r0+40], m6
DCT_UNPACK m0, m2, m4
DCT_UNPACK m1, m3, m5
SUMSUB2_AB d, 0, 1, 4
SUMSUB2_AB d, 2, 3, 5
mova [r0+16], m0 ; d03*2 + d12
mova [r0+24], m2
mova [r0+48], m4 ; d03 - 2*d12
mova [r0+56], m5
RET
%else
%macro SUB_DCT4 0
cglobal sub4x4_dct, 3,3
.skip_prologue:
%if cpuflag(ssse3)
mova m5, [hsub_mul]
%endif
LOAD_DIFF8x4 0, 3, 1, 2, 4, 5, r1, r2
DCT4_1D 0,1,2,3,4
TRANSPOSE4x4W 0,1,2,3,4
DCT4_1D 0,1,2,3,4
movq [r0+ 0], m0
movq [r0+ 8], m1
movq [r0+16], m2
movq [r0+24], m3
RET
%endmacro
INIT_MMX mmx
SUB_DCT4
INIT_MMX ssse3
SUB_DCT4
%endif ; HIGH_BIT_DEPTH
%if HIGH_BIT_DEPTH
;-----------------------------------------------------------------------------
; void add4x4_idct( pixel *p_dst, dctcoef dct[4][4] )
;-----------------------------------------------------------------------------
%macro STORE_DIFFx2 6
psrad %1, 6
psrad %2, 6
packssdw %1, %2
movq %3, %5
movhps %3, %6
paddsw %1, %3
CLIPW %1, %4, [pw_pixel_max]
movq %5, %1
movhps %6, %1
%endmacro
%macro ADD4x4_IDCT 0
cglobal add4x4_idct, 2,2,6
add r0, 2*FDEC_STRIDEB
.skip_prologue:
mova m1, [r1+16]
mova m3, [r1+48]
mova m2, [r1+32]
mova m0, [r1+ 0]
IDCT4_1D d,0,1,2,3,4,5
TRANSPOSE4x4D 0,1,2,3,4
paddd m0, [pd_32]
IDCT4_1D d,0,1,2,3,4,5
pxor m5, m5
STORE_DIFFx2 m0, m1, m4, m5, [r0-2*FDEC_STRIDEB], [r0-1*FDEC_STRIDEB]
STORE_DIFFx2 m2, m3, m4, m5, [r0+0*FDEC_STRIDEB], [r0+1*FDEC_STRIDEB]
RET
%endmacro
INIT_XMM sse2
ADD4x4_IDCT
INIT_XMM avx
ADD4x4_IDCT
%else ; !HIGH_BIT_DEPTH
INIT_MMX mmx
cglobal add4x4_idct, 2,2
pxor m7, m7
.skip_prologue:
movq m1, [r1+ 8]
movq m3, [r1+24]
movq m2, [r1+16]
movq m0, [r1+ 0]
IDCT4_1D w,0,1,2,3,4,5
TRANSPOSE4x4W 0,1,2,3,4
paddw m0, [pw_32]
IDCT4_1D w,0,1,2,3,4,5
STORE_DIFF m0, m4, m7, [r0+0*FDEC_STRIDE]
STORE_DIFF m1, m4, m7, [r0+1*FDEC_STRIDE]
STORE_DIFF m2, m4, m7, [r0+2*FDEC_STRIDE]
STORE_DIFF m3, m4, m7, [r0+3*FDEC_STRIDE]
RET
%macro ADD4x4 0
cglobal add4x4_idct, 2,2,6
mova m1, [r1+0x00] ; row1/row0
mova m3, [r1+0x10] ; row3/row2
psraw m0, m1, 1 ; row1>>1/...
psraw m2, m3, 1 ; row3>>1/...
movsd m0, m1 ; row1>>1/row0
movsd m2, m3 ; row3>>1/row2
psubw m0, m3 ; row1>>1-row3/row0-2
paddw m2, m1 ; row3>>1+row1/row0+2
SBUTTERFLY2 wd, 0, 2, 1
SUMSUB_BA w, 2, 0, 1
pshuflw m1, m2, q2301
pshufhw m2, m2, q2301
punpckldq m1, m0
punpckhdq m2, m0
SWAP 0, 1
mova m1, [pw_32_0]
paddw m1, m0 ; row1/row0 corrected
psraw m0, 1 ; row1>>1/...
psraw m3, m2, 1 ; row3>>1/...
movsd m0, m1 ; row1>>1/row0
movsd m3, m2 ; row3>>1/row2
psubw m0, m2 ; row1>>1-row3/row0-2
paddw m3, m1 ; row3>>1+row1/row0+2
SBUTTERFLY2 qdq, 0, 3, 1
SUMSUB_BA w, 3, 0, 1
movd m4, [r0+FDEC_STRIDE*0]
movd m1, [r0+FDEC_STRIDE*1]
movd m2, [r0+FDEC_STRIDE*2]
movd m5, [r0+FDEC_STRIDE*3]
punpckldq m1, m4 ; row0/row1
pxor m4, m4
punpckldq m2, m5 ; row3/row2
punpcklbw m1, m4
psraw m3, 6
punpcklbw m2, m4
psraw m0, 6
paddsw m3, m1
paddsw m0, m2
packuswb m0, m3 ; row0/row1/row3/row2
pextrd [r0+FDEC_STRIDE*0], m0, 3
pextrd [r0+FDEC_STRIDE*1], m0, 2
movd [r0+FDEC_STRIDE*2], m0
pextrd [r0+FDEC_STRIDE*3], m0, 1
RET
%endmacro ; ADD4x4
INIT_XMM sse4
ADD4x4
INIT_XMM avx
ADD4x4
%macro STOREx2_AVX2 9
movq xm%3, [r0+%5*FDEC_STRIDE]
vinserti128 m%3, m%3, [r0+%6*FDEC_STRIDE], 1
movq xm%4, [r0+%7*FDEC_STRIDE]
vinserti128 m%4, m%4, [r0+%8*FDEC_STRIDE], 1
punpcklbw m%3, m%9
punpcklbw m%4, m%9
psraw m%1, 6
psraw m%2, 6
paddsw m%1, m%3
paddsw m%2, m%4
packuswb m%1, m%2
vextracti128 xm%2, m%1, 1
movq [r0+%5*FDEC_STRIDE], xm%1
movq [r0+%6*FDEC_STRIDE], xm%2
movhps [r0+%7*FDEC_STRIDE], xm%1
movhps [r0+%8*FDEC_STRIDE], xm%2
%endmacro
INIT_YMM avx2
cglobal add8x8_idct, 2,3,8
add r0, 4*FDEC_STRIDE
pxor m7, m7
TAIL_CALL .skip_prologue, 0
cglobal_label .skip_prologue
; TRANSPOSE4x4Q
mova xm0, [r1+ 0]
mova xm1, [r1+32]
mova xm2, [r1+16]
mova xm3, [r1+48]
vinserti128 m0, m0, [r1+ 64], 1
vinserti128 m1, m1, [r1+ 96], 1
vinserti128 m2, m2, [r1+ 80], 1
vinserti128 m3, m3, [r1+112], 1
SBUTTERFLY qdq, 0, 1, 4
SBUTTERFLY qdq, 2, 3, 4
IDCT4_1D w,0,1,2,3,4,5
TRANSPOSE2x4x4W 0,1,2,3,4
paddw m0, [pw_32]
IDCT4_1D w,0,1,2,3,4,5
STOREx2_AVX2 0, 1, 4, 5, -4, 0, -3, 1, 7
STOREx2_AVX2 2, 3, 4, 5, -2, 2, -1, 3, 7
ret
; 2xdst, 2xtmp, 4xsrcrow, 1xzero
%macro LOAD_DIFF8x2_AVX2 9
movq xm%1, [r1+%5*FENC_STRIDE]
movq xm%2, [r1+%6*FENC_STRIDE]
vinserti128 m%1, m%1, [r1+%7*FENC_STRIDE], 1
vinserti128 m%2, m%2, [r1+%8*FENC_STRIDE], 1
punpcklbw m%1, m%9
punpcklbw m%2, m%9
movq xm%3, [r2+(%5-4)*FDEC_STRIDE]
movq xm%4, [r2+(%6-4)*FDEC_STRIDE]
vinserti128 m%3, m%3, [r2+(%7-4)*FDEC_STRIDE], 1
vinserti128 m%4, m%4, [r2+(%8-4)*FDEC_STRIDE], 1
punpcklbw m%3, m%9
punpcklbw m%4, m%9
psubw m%1, m%3
psubw m%2, m%4
%endmacro
; 4x src, 1x tmp
%macro STORE8_DCT_AVX2 5
SBUTTERFLY qdq, %1, %2, %5
SBUTTERFLY qdq, %3, %4, %5
mova [r0+ 0], xm%1
mova [r0+ 16], xm%3
mova [r0+ 32], xm%2
mova [r0+ 48], xm%4
vextracti128 [r0+ 64], m%1, 1
vextracti128 [r0+ 80], m%3, 1
vextracti128 [r0+ 96], m%2, 1
vextracti128 [r0+112], m%4, 1
%endmacro
%macro STORE16_DCT_AVX2 5
SBUTTERFLY qdq, %1, %2, %5
SBUTTERFLY qdq, %3, %4, %5
mova [r0+ 0-128], xm%1
mova [r0+16-128], xm%3
mova [r0+32-128], xm%2
mova [r0+48-128], xm%4
vextracti128 [r0+ 0], m%1, 1
vextracti128 [r0+16], m%3, 1
vextracti128 [r0+32], m%2, 1
vextracti128 [r0+48], m%4, 1
%endmacro
INIT_YMM avx2
cglobal sub8x8_dct, 3,3,7
pxor m6, m6
add r2, 4*FDEC_STRIDE
LOAD_DIFF8x2_AVX2 0, 1, 4, 5, 0, 1, 4, 5, 6
LOAD_DIFF8x2_AVX2 2, 3, 4, 5, 2, 3, 6, 7, 6
DCT4_1D 0, 1, 2, 3, 4
TRANSPOSE2x4x4W 0, 1, 2, 3, 4
DCT4_1D 0, 1, 2, 3, 4
STORE8_DCT_AVX2 0, 1, 2, 3, 4
RET
INIT_YMM avx2
cglobal sub16x16_dct, 3,3,6
add r0, 128
add r2, 4*FDEC_STRIDE
call .sub16x4_dct
add r0, 64
add r1, 4*FENC_STRIDE
add r2, 4*FDEC_STRIDE
call .sub16x4_dct
add r0, 256-64
add r1, 4*FENC_STRIDE
add r2, 4*FDEC_STRIDE
call .sub16x4_dct
add r0, 64
add r1, 4*FENC_STRIDE
add r2, 4*FDEC_STRIDE
call .sub16x4_dct
RET
.sub16x4_dct:
LOAD_DIFF16x2_AVX2 0, 1, 4, 5, 0, 1
LOAD_DIFF16x2_AVX2 2, 3, 4, 5, 2, 3
DCT4_1D 0, 1, 2, 3, 4
TRANSPOSE2x4x4W 0, 1, 2, 3, 4
DCT4_1D 0, 1, 2, 3, 4
STORE16_DCT_AVX2 0, 1, 2, 3, 4
ret
%macro DCT4x4_AVX512 0
psubw m0, m2 ; 0 1
psubw m1, m3 ; 3 2
SUMSUB_BA w, 1, 0, 2
SBUTTERFLY wd, 1, 0, 2
paddw m2, m1, m0
psubw m3, m1, m0
vpaddw m2 {k1}, m1 ; 0+1+2+3 0<<1+1-2-3<<1
vpsubw m3 {k1}, m0 ; 0-1-2+3 0-1<<1+2<<1-3
shufps m1, m2, m3, q2323 ; a3 b3 a2 b2 c3 d3 c2 d2
punpcklqdq m2, m3 ; a0 b0 a1 b1 c0 d0 c1 d1
SUMSUB_BA w, 1, 2, 3
shufps m3, m1, m2, q3131 ; a1+a2 b1+b2 c1+c2 d1+d2 a1-a2 b1-b2 b1-b2 d1-d2
shufps m1, m2, q2020 ; a0+a3 b0+b3 c0+c3 d0+d3 a0-a3 b0-b3 c0-c3 d0-d3
paddw m2, m1, m3
psubw m0, m1, m3
vpaddw m2 {k2}, m1 ; 0'+1'+2'+3' 0'<<1+1'-2'-3'<<1
vpsubw m0 {k2}, m3 ; 0'-1'-2'+3' 0'-1'<<1+2'<<1-3'
%endmacro
INIT_XMM avx512
cglobal sub4x4_dct
mov eax, 0xf0aa
kmovw k1, eax
PROLOGUE 3,3
movd m0, [r1+0*FENC_STRIDE]
movd m2, [r2+0*FDEC_STRIDE]
vpbroadcastd m0 {k1}, [r1+1*FENC_STRIDE]
vpbroadcastd m2 {k1}, [r2+1*FDEC_STRIDE]
movd m1, [r1+3*FENC_STRIDE]
movd m3, [r2+3*FDEC_STRIDE]
vpbroadcastd m1 {k1}, [r1+2*FENC_STRIDE]
vpbroadcastd m3 {k1}, [r2+2*FDEC_STRIDE]
kshiftrw k2, k1, 8
pxor m4, m4
punpcklbw m0, m4
punpcklbw m2, m4
punpcklbw m1, m4
punpcklbw m3, m4
DCT4x4_AVX512
mova [r0], m2
mova [r0+16], m0
RET
INIT_ZMM avx512
cglobal dct4x4x4_internal
punpcklbw m0, m1, m4
punpcklbw m2, m3, m4
punpckhbw m1, m4
punpckhbw m3, m4
DCT4x4_AVX512
mova m1, m2
vshufi32x4 m2 {k2}, m0, m0, q2200 ; m0
vshufi32x4 m0 {k3}, m1, m1, q3311 ; m1
ret
%macro DCT8x8_LOAD_FENC_AVX512 4 ; dst, perm, row1, row2
movu %1, [r1+%3*FENC_STRIDE]
vpermt2d %1, %2, [r1+%4*FENC_STRIDE]
%endmacro
%macro DCT8x8_LOAD_FDEC_AVX512 5 ; dst, perm, tmp, row1, row2
movu %1, [r2+(%4 )*FDEC_STRIDE]
vmovddup %1 {k1}, [r2+(%4+2)*FDEC_STRIDE]
movu %3, [r2+(%5 )*FDEC_STRIDE]
vmovddup %3 {k1}, [r2+(%5+2)*FDEC_STRIDE]
vpermt2d %1, %2, %3
%endmacro
cglobal sub8x8_dct, 3,3
mova m0, [dct_avx512]
DCT8x8_LOAD_FENC_AVX512 m1, m0, 0, 4 ; 0 2 1 3
mov r1d, 0xaaaaaaaa
kmovd k1, r1d
psrld m0, 5
DCT8x8_LOAD_FDEC_AVX512 m3, m0, m2, 0, 4
mov r1d, 0xf0f0f0f0
kmovd k2, r1d
pxor xm4, xm4
knotw k3, k2
call dct4x4x4_internal_avx512
mova [r0], m0
mova [r0+64], m1
RET
%macro SUB4x16_DCT_AVX512 2 ; dst, src
vpermd m1, m5, [r1+1*%2*64]
mova m3, [r2+2*%2*64]
vpermt2d m3, m6, [r2+2*%2*64+64]
call dct4x4x4_internal_avx512
mova [r0+%1*64 ], m0
mova [r0+%1*64+128], m1
%endmacro
cglobal sub16x16_dct
psrld m5, [dct_avx512], 10
mov eax, 0xaaaaaaaa
kmovd k1, eax
mov eax, 0xf0f0f0f0
kmovd k2, eax
PROLOGUE 3,3
pxor xm4, xm4
knotw k3, k2
psrld m6, m5, 4
SUB4x16_DCT_AVX512 0, 0
SUB4x16_DCT_AVX512 1, 1
SUB4x16_DCT_AVX512 4, 2
SUB4x16_DCT_AVX512 5, 3
RET
cglobal sub8x8_dct_dc, 3,3
mova m3, [dct_avx512]
DCT8x8_LOAD_FENC_AVX512 m0, m3, 0, 4 ; 0 2 1 3
mov r1d, 0xaa
kmovb k1, r1d
psrld m3, 5
DCT8x8_LOAD_FDEC_AVX512 m1, m3, m2, 0, 4
pxor xm3, xm3
psadbw m0, m3
psadbw m1, m3
psubw m0, m1
vpmovqw xmm0, m0
vprold xmm1, xmm0, 16
paddw xmm0, xmm1 ; 0 0 2 2 1 1 3 3
punpckhqdq xmm2, xmm0, xmm0
psubw xmm1, xmm0, xmm2 ; 0-1 0-1 2-3 2-3
paddw xmm0, xmm2 ; 0+1 0+1 2+3 2+3
punpckldq xmm0, xmm1 ; 0+1 0+1 0-1 0-1 2+3 2+3 2-3 2-3
punpcklqdq xmm1, xmm0, xmm0
vpsubw xmm0 {k1}, xm3, xmm0
paddw xmm0, xmm1 ; 0+1+2+3 0+1-2-3 0-1+2-3 0-1-2+3
movhps [r0], xmm0
RET
cglobal sub8x16_dct_dc, 3,3
mova m5, [dct_avx512]
DCT8x8_LOAD_FENC_AVX512 m0, m5, 0, 8 ; 0 4 1 5
DCT8x8_LOAD_FENC_AVX512 m1, m5, 4, 12 ; 2 6 3 7
mov r1d, 0xaa
kmovb k1, r1d
psrld m5, 5
DCT8x8_LOAD_FDEC_AVX512 m2, m5, m4, 0, 8
DCT8x8_LOAD_FDEC_AVX512 m3, m5, m4, 4, 12
pxor xm4, xm4
psadbw m0, m4
psadbw m1, m4
psadbw m2, m4
psadbw m3, m4
psubw m0, m2
psubw m1, m3
SBUTTERFLY qdq, 0, 1, 2
paddw m0, m1
vpmovqw xmm0, m0 ; 0 2 4 6 1 3 5 7
psrlq xmm2, xmm0, 32
psubw xmm1, xmm0, xmm2 ; 0-4 2-6 1-5 3-7
paddw xmm0, xmm2 ; 0+4 2+6 1+5 3+7
punpckhdq xmm2, xmm0, xmm1
punpckldq xmm0, xmm1
psubw xmm1, xmm0, xmm2 ; 0-1+4-5 2-3+6-7 0-1-4+5 2-3-6+7
paddw xmm0, xmm2 ; 0+1+4+5 2+3+6+7 0+1-4-5 2+3-6-7
punpcklwd xmm0, xmm1
psrlq xmm2, xmm0, 32
psubw xmm1, xmm0, xmm2 ; 0+1-2-3+4+5-6-7 0-1-2+3+4-5-6+7 0+1-2-3-4-5+6+7 0-1-2+3-4+5+6-7
paddw xmm0, xmm2 ; 0+1+2+3+4+5+6+7 0-1+2-3+4-5+6-7 0+1+2+3-4-5-6-7 0-1+2-3-4+5-6+7
shufps xmm0, xmm1, q0220
mova [r0], xmm0
RET
%macro SARSUMSUB 3 ; a, b, tmp
mova m%3, m%1
vpsraw m%1 {k1}, 1
psubw m%1, m%2 ; 0-2 1>>1-3
vpsraw m%2 {k1}, 1
paddw m%2, m%3 ; 0+2 1+3>>1
%endmacro
cglobal add8x8_idct, 2,2
mova m1, [r1]
mova m2, [r1+64]
mova m3, [dct_avx512]
vbroadcasti32x4 m4, [pw_32]
mov r1d, 0xf0f0f0f0
kxnorb k2, k2, k2
kmovd k1, r1d
kmovb k3, k2
vshufi32x4 m0, m1, m2, q2020 ; 0 1 4 5 8 9 c d
vshufi32x4 m1, m2, q3131 ; 2 3 6 7 a b e f
psrlq m5, m3, 56 ; {0, 3, 1, 2, 4, 7, 5, 6} * FDEC_STRIDE
vpgatherqq m6 {k2}, [r0+m5]
SARSUMSUB 0, 1, 2
SBUTTERFLY wd, 1, 0, 2
psrlq m7, m3, 28
SUMSUB_BA w, 0, 1, 2 ; 0+1+2+3>>1 0+1>>1-2-3
vprold m1, 16 ; 0-1>>1-2+3 0-1+2-3>>1
SBUTTERFLY dq, 0, 1, 2
psrlq m3, 24
SARSUMSUB 0, 1, 2
vpermi2q m3, m1, m0
vpermt2q m1, m7, m0
paddw m3, m4 ; += 32
SUMSUB_BA w, 1, 3, 0
psraw m1, 6 ; 0'+1'+2'+3'>>1 0'+1'>>1-2'-3'
psraw m3, 6 ; 0'-1'+2'-3'>>1 0'-1'>>1-2'+3'
pxor xm0, xm0
SBUTTERFLY bw, 6, 0, 2
paddsw m1, m6
paddsw m3, m0
packuswb m1, m3
vpscatterqq [r0+m5] {k3}, m1
RET
%endif ; HIGH_BIT_DEPTH
INIT_MMX
;-----------------------------------------------------------------------------
; void sub8x8_dct( int16_t dct[4][4][4], uint8_t *pix1, uint8_t *pix2 )
;-----------------------------------------------------------------------------
%macro SUB_NxN_DCT 7
cglobal %1, 3,3,%7
%if HIGH_BIT_DEPTH == 0
%if mmsize == 8
pxor m7, m7
%else
add r2, 4*FDEC_STRIDE
mova m7, [hsub_mul]
%endif
%endif ; !HIGH_BIT_DEPTH
.skip_prologue:
call %2.skip_prologue
add r0, %3
add r1, %4-%5-%6*FENC_STRIDE
add r2, %4-%5-%6*FDEC_STRIDE
call %2.skip_prologue
add r0, %3
add r1, (%4-%6)*FENC_STRIDE-%5-%4
add r2, (%4-%6)*FDEC_STRIDE-%5-%4
call %2.skip_prologue
add r0, %3
add r1, %4-%5-%6*FENC_STRIDE
add r2, %4-%5-%6*FDEC_STRIDE
TAIL_CALL %2.skip_prologue, 1
%endmacro
;-----------------------------------------------------------------------------
; void add8x8_idct( uint8_t *pix, int16_t dct[4][4][4] )
;-----------------------------------------------------------------------------
%macro ADD_NxN_IDCT 6-7
%if HIGH_BIT_DEPTH
cglobal %1, 2,2,%7
%if %3==256
add r1, 128
%endif
%else
cglobal %1, 2,2,11
pxor m7, m7
%endif
%if mmsize>=16 && %3!=256
add r0, 4*FDEC_STRIDE
%endif
.skip_prologue:
call %2.skip_prologue
add r0, %4-%5-%6*FDEC_STRIDE
add r1, %3
call %2.skip_prologue
add r0, (%4-%6)*FDEC_STRIDE-%5-%4
add r1, %3
call %2.skip_prologue
add r0, %4-%5-%6*FDEC_STRIDE
add r1, %3
TAIL_CALL %2.skip_prologue, 1
%endmacro
%if HIGH_BIT_DEPTH
INIT_MMX
SUB_NxN_DCT sub8x8_dct_mmx, sub4x4_dct_mmx, 64, 8, 0, 0, 0
SUB_NxN_DCT sub16x16_dct_mmx, sub8x8_dct_mmx, 64, 16, 8, 8, 0
INIT_XMM
ADD_NxN_IDCT add8x8_idct_sse2, add4x4_idct_sse2, 64, 8, 0, 0, 6
ADD_NxN_IDCT add16x16_idct_sse2, add8x8_idct_sse2, 64, 16, 8, 8, 6
ADD_NxN_IDCT add8x8_idct_avx, add4x4_idct_avx, 64, 8, 0, 0, 6
ADD_NxN_IDCT add16x16_idct_avx, add8x8_idct_avx, 64, 16, 8, 8, 6
cextern add8x8_idct8_sse2.skip_prologue
cextern add8x8_idct8_avx.skip_prologue
ADD_NxN_IDCT add16x16_idct8_sse2, add8x8_idct8_sse2, 256, 16, 0, 0, 16
ADD_NxN_IDCT add16x16_idct8_avx, add8x8_idct8_avx, 256, 16, 0, 0, 16
cextern sub8x8_dct8_sse2.skip_prologue
cextern sub8x8_dct8_sse4.skip_prologue
cextern sub8x8_dct8_avx.skip_prologue
SUB_NxN_DCT sub16x16_dct8_sse2, sub8x8_dct8_sse2, 256, 16, 0, 0, 14
SUB_NxN_DCT sub16x16_dct8_sse4, sub8x8_dct8_sse4, 256, 16, 0, 0, 14
SUB_NxN_DCT sub16x16_dct8_avx, sub8x8_dct8_avx, 256, 16, 0, 0, 14
%else ; !HIGH_BIT_DEPTH
%if ARCH_X86_64 == 0
INIT_MMX
SUB_NxN_DCT sub8x8_dct_mmx, sub4x4_dct_mmx, 32, 4, 0, 0, 0
ADD_NxN_IDCT add8x8_idct_mmx, add4x4_idct_mmx, 32, 4, 0, 0
SUB_NxN_DCT sub16x16_dct_mmx, sub8x8_dct_mmx, 32, 8, 4, 4, 0
ADD_NxN_IDCT add16x16_idct_mmx, add8x8_idct_mmx, 32, 8, 4, 4
cextern sub8x8_dct8_mmx.skip_prologue
cextern add8x8_idct8_mmx.skip_prologue
SUB_NxN_DCT sub16x16_dct8_mmx, sub8x8_dct8_mmx, 128, 8, 0, 0, 0
ADD_NxN_IDCT add16x16_idct8_mmx, add8x8_idct8_mmx, 128, 8, 0, 0
%endif
INIT_XMM
cextern sub8x8_dct_sse2.skip_prologue
cextern sub8x8_dct_ssse3.skip_prologue
cextern sub8x8_dct_avx.skip_prologue
cextern sub8x8_dct_xop.skip_prologue
SUB_NxN_DCT sub16x16_dct_sse2, sub8x8_dct_sse2, 128, 8, 0, 0, 10
SUB_NxN_DCT sub16x16_dct_ssse3, sub8x8_dct_ssse3, 128, 8, 0, 0, 10
SUB_NxN_DCT sub16x16_dct_avx, sub8x8_dct_avx, 128, 8, 0, 0, 10
SUB_NxN_DCT sub16x16_dct_xop, sub8x8_dct_xop, 128, 8, 0, 0, 10
cextern add8x8_idct_sse2.skip_prologue
cextern add8x8_idct_avx.skip_prologue
ADD_NxN_IDCT add16x16_idct_sse2, add8x8_idct_sse2, 128, 8, 0, 0
ADD_NxN_IDCT add16x16_idct_avx, add8x8_idct_avx, 128, 8, 0, 0
cextern add8x8_idct8_sse2.skip_prologue
cextern add8x8_idct8_avx.skip_prologue
ADD_NxN_IDCT add16x16_idct8_sse2, add8x8_idct8_sse2, 128, 8, 0, 0
ADD_NxN_IDCT add16x16_idct8_avx, add8x8_idct8_avx, 128, 8, 0, 0
cextern sub8x8_dct8_sse2.skip_prologue
cextern sub8x8_dct8_ssse3.skip_prologue
cextern sub8x8_dct8_avx.skip_prologue
SUB_NxN_DCT sub16x16_dct8_sse2, sub8x8_dct8_sse2, 128, 8, 0, 0, 11
SUB_NxN_DCT sub16x16_dct8_ssse3, sub8x8_dct8_ssse3, 128, 8, 0, 0, 11
SUB_NxN_DCT sub16x16_dct8_avx, sub8x8_dct8_avx, 128, 8, 0, 0, 11
INIT_YMM
ADD_NxN_IDCT add16x16_idct_avx2, add8x8_idct_avx2, 128, 8, 0, 0
%endif ; HIGH_BIT_DEPTH
%if HIGH_BIT_DEPTH
;-----------------------------------------------------------------------------
; void add8x8_idct_dc( pixel *p_dst, dctcoef *dct2x2 )
;-----------------------------------------------------------------------------
%macro ADD_DC 2
mova m0, [%1+FDEC_STRIDEB*0] ; 8pixels
mova m1, [%1+FDEC_STRIDEB*1]
mova m2, [%1+FDEC_STRIDEB*2]
paddsw m0, %2
paddsw m1, %2
paddsw m2, %2
paddsw %2, [%1+FDEC_STRIDEB*3]
CLIPW m0, m5, m6
CLIPW m1, m5, m6
CLIPW m2, m5, m6
CLIPW %2, m5, m6
mova [%1+FDEC_STRIDEB*0], m0
mova [%1+FDEC_STRIDEB*1], m1
mova [%1+FDEC_STRIDEB*2], m2
mova [%1+FDEC_STRIDEB*3], %2
%endmacro
%macro ADD_IDCT_DC 0
cglobal add8x8_idct_dc, 2,2,7
mova m6, [pw_pixel_max]
pxor m5, m5
mova m3, [r1]
paddd m3, [pd_32]
psrad m3, 6 ; dc0 0 dc1 0 dc2 0 dc3 0
pshuflw m4, m3, q2200 ; dc0 dc0 dc1 dc1 _ _ _ _
pshufhw m3, m3, q2200 ; _ _ _ _ dc2 dc2 dc3 dc3
pshufd m4, m4, q1100 ; dc0 dc0 dc0 dc0 dc1 dc1 dc1 dc1
pshufd m3, m3, q3322 ; dc2 dc2 dc2 dc2 dc3 dc3 dc3 dc3
ADD_DC r0+FDEC_STRIDEB*0, m4
ADD_DC r0+FDEC_STRIDEB*4, m3
RET
cglobal add16x16_idct_dc, 2,3,8
mov r2, 4
mova m6, [pw_pixel_max]
mova m7, [pd_32]
pxor m5, m5
.loop:
mova m3, [r1]
paddd m3, m7
psrad m3, 6 ; dc0 0 dc1 0 dc2 0 dc3 0
pshuflw m4, m3, q2200 ; dc0 dc0 dc1 dc1 _ _ _ _
pshufhw m3, m3, q2200 ; _ _ _ _ dc2 dc2 dc3 dc3
pshufd m4, m4, q1100 ; dc0 dc0 dc0 dc0 dc1 dc1 dc1 dc1
pshufd m3, m3, q3322 ; dc2 dc2 dc2 dc2 dc3 dc3 dc3 dc3
ADD_DC r0+FDEC_STRIDEB*0, m4
ADD_DC r0+SIZEOF_PIXEL*8, m3
add r1, 16
add r0, 4*FDEC_STRIDEB
dec r2
jg .loop
RET
%endmacro ; ADD_IDCT_DC
INIT_XMM sse2
ADD_IDCT_DC
INIT_XMM avx
ADD_IDCT_DC
%else ;!HIGH_BIT_DEPTH
%macro ADD_DC 3
mova m4, [%3+FDEC_STRIDE*0]
mova m5, [%3+FDEC_STRIDE*1]
mova m6, [%3+FDEC_STRIDE*2]
paddusb m4, %1
paddusb m5, %1
paddusb m6, %1
paddusb %1, [%3+FDEC_STRIDE*3]
psubusb m4, %2
psubusb m5, %2
psubusb m6, %2
psubusb %1, %2
mova [%3+FDEC_STRIDE*0], m4
mova [%3+FDEC_STRIDE*1], m5
mova [%3+FDEC_STRIDE*2], m6
mova [%3+FDEC_STRIDE*3], %1
%endmacro
INIT_MMX mmx2
cglobal add8x8_idct_dc, 2,2
mova m0, [r1]
pxor m1, m1
add r0, FDEC_STRIDE*4
paddw m0, [pw_32]
psraw m0, 6
psubw m1, m0
packuswb m0, m0
packuswb m1, m1
punpcklbw m0, m0
punpcklbw m1, m1
pshufw m2, m0, q3322
pshufw m3, m1, q3322
punpcklbw m0, m0
punpcklbw m1, m1
ADD_DC m0, m1, r0-FDEC_STRIDE*4
ADD_DC m2, m3, r0
RET
INIT_XMM ssse3
cglobal add8x8_idct_dc, 2,2
movh m0, [r1]
pxor m1, m1
add r0, FDEC_STRIDE*4
pmulhrsw m0, [pw_512]
psubw m1, m0
mova m5, [pb_unpackbd1]
packuswb m0, m0
packuswb m1, m1
pshufb m0, m5
pshufb m1, m5
movh m2, [r0+FDEC_STRIDE*-4]
movh m3, [r0+FDEC_STRIDE*-3]
movh m4, [r0+FDEC_STRIDE*-2]
movh m5, [r0+FDEC_STRIDE*-1]
movhps m2, [r0+FDEC_STRIDE* 0]
movhps m3, [r0+FDEC_STRIDE* 1]
movhps m4, [r0+FDEC_STRIDE* 2]
movhps m5, [r0+FDEC_STRIDE* 3]
paddusb m2, m0
paddusb m3, m0
paddusb m4, m0
paddusb m5, m0
psubusb m2, m1
psubusb m3, m1
psubusb m4, m1
psubusb m5, m1
movh [r0+FDEC_STRIDE*-4], m2
movh [r0+FDEC_STRIDE*-3], m3
movh [r0+FDEC_STRIDE*-2], m4
movh [r0+FDEC_STRIDE*-1], m5
movhps [r0+FDEC_STRIDE* 0], m2
movhps [r0+FDEC_STRIDE* 1], m3
movhps [r0+FDEC_STRIDE* 2], m4
movhps [r0+FDEC_STRIDE* 3], m5
RET
INIT_MMX mmx2
cglobal add16x16_idct_dc, 2,3
mov r2, 4
.loop:
mova m0, [r1]
pxor m1, m1
paddw m0, [pw_32]
psraw m0, 6
psubw m1, m0
packuswb m0, m0
packuswb m1, m1
punpcklbw m0, m0
punpcklbw m1, m1
pshufw m2, m0, q3322
pshufw m3, m1, q3322
punpcklbw m0, m0
punpcklbw m1, m1
ADD_DC m0, m1, r0
ADD_DC m2, m3, r0+8
add r1, 8
add r0, FDEC_STRIDE*4
dec r2
jg .loop
RET
INIT_XMM sse2
cglobal add16x16_idct_dc, 2,2,8
call .loop
add r0, FDEC_STRIDE*4
TAIL_CALL .loop, 0
.loop:
add r0, FDEC_STRIDE*4
movq m0, [r1+0]
movq m2, [r1+8]
add r1, 16
punpcklwd m0, m0
punpcklwd m2, m2
pxor m3, m3
paddw m0, [pw_32]
paddw m2, [pw_32]
psraw m0, 6
psraw m2, 6
psubw m1, m3, m0
packuswb m0, m1
psubw m3, m2
punpckhbw m1, m0, m0
packuswb m2, m3
punpckhbw m3, m2, m2
punpcklbw m0, m0
punpcklbw m2, m2
ADD_DC m0, m1, r0+FDEC_STRIDE*-4
ADD_DC m2, m3, r0
ret
%macro ADD16x16 0
cglobal add16x16_idct_dc, 2,2,8
call .loop
add r0, FDEC_STRIDE*4
TAIL_CALL .loop, 0
.loop:
add r0, FDEC_STRIDE*4
mova m0, [r1]
add r1, 16
pxor m1, m1
pmulhrsw m0, [pw_512]
psubw m1, m0
mova m5, [pb_unpackbd1]
mova m6, [pb_unpackbd2]
packuswb m0, m0
packuswb m1, m1
pshufb m2, m0, m6
pshufb m0, m5
pshufb m3, m1, m6
pshufb m1, m5
ADD_DC m0, m1, r0+FDEC_STRIDE*-4
ADD_DC m2, m3, r0
ret
%endmacro ; ADD16x16
INIT_XMM ssse3
ADD16x16
INIT_XMM avx
ADD16x16
%macro ADD_DC_AVX2 3
mova xm4, [r0+FDEC_STRIDE*0+%3]
mova xm5, [r0+FDEC_STRIDE*1+%3]
vinserti128 m4, m4, [r2+FDEC_STRIDE*0+%3], 1
vinserti128 m5, m5, [r2+FDEC_STRIDE*1+%3], 1
paddusb m4, %1
paddusb m5, %1
psubusb m4, %2
psubusb m5, %2
mova [r0+FDEC_STRIDE*0+%3], xm4
mova [r0+FDEC_STRIDE*1+%3], xm5
vextracti128 [r2+FDEC_STRIDE*0+%3], m4, 1
vextracti128 [r2+FDEC_STRIDE*1+%3], m5, 1
%endmacro
INIT_YMM avx2
cglobal add16x16_idct_dc, 2,3,6
add r0, FDEC_STRIDE*4
mova m0, [r1]
pxor m1, m1
pmulhrsw m0, [pw_512]
psubw m1, m0
mova m4, [pb_unpackbd1]
mova m5, [pb_unpackbd2]
packuswb m0, m0
packuswb m1, m1
pshufb m2, m0, m4 ; row0, row2
pshufb m3, m1, m4 ; row0, row2
pshufb m0, m5 ; row1, row3
pshufb m1, m5 ; row1, row3
lea r2, [r0+FDEC_STRIDE*8]
ADD_DC_AVX2 m2, m3, FDEC_STRIDE*-4
ADD_DC_AVX2 m2, m3, FDEC_STRIDE*-2
ADD_DC_AVX2 m0, m1, FDEC_STRIDE* 0
ADD_DC_AVX2 m0, m1, FDEC_STRIDE* 2
RET
%endif ; HIGH_BIT_DEPTH
;-----------------------------------------------------------------------------
; void sub8x8_dct_dc( int16_t dct[2][2], uint8_t *pix1, uint8_t *pix2 )
;-----------------------------------------------------------------------------
%macro DCTDC_2ROW_MMX 4
mova %1, [r1+FENC_STRIDE*(0+%3)]
mova m1, [r1+FENC_STRIDE*(1+%3)]
mova m2, [r2+FDEC_STRIDE*(0+%4)]
mova m3, [r2+FDEC_STRIDE*(1+%4)]
mova %2, %1
punpckldq %1, m1
punpckhdq %2, m1
mova m1, m2
punpckldq m2, m3
punpckhdq m1, m3
pxor m3, m3
psadbw %1, m3
psadbw %2, m3
psadbw m2, m3
psadbw m1, m3
psubw %1, m2
psubw %2, m1
%endmacro
%macro DCT2x2 2 ; reg s1/s0, reg s3/s2 (!=m0/m1)
PSHUFLW m1, %1, q2200 ; s1 s1 s0 s0
PSHUFLW m0, %2, q2301 ; s3 __ s2 __
paddw m1, %2 ; s1 s13 s0 s02
psubw m1, m0 ; d13 s13 d02 s02
PSHUFLW m0, m1, q1010 ; d02 s02 d02 s02
psrlq m1, 32 ; __ __ d13 s13
paddw m0, m1 ; d02 s02 d02+d13 s02+s13
psllq m1, 32 ; d13 s13
psubw m0, m1 ; d02-d13 s02-s13 d02+d13 s02+s13
%endmacro
%if HIGH_BIT_DEPTH == 0
INIT_MMX mmx2
cglobal sub8x8_dct_dc, 3,3
DCTDC_2ROW_MMX m0, m4, 0, 0
DCTDC_2ROW_MMX m5, m6, 2, 2
paddw m0, m5
paddw m4, m6
punpckldq m0, m4
add r2, FDEC_STRIDE*4
DCTDC_2ROW_MMX m7, m4, 4, 0
DCTDC_2ROW_MMX m5, m6, 6, 2
paddw m7, m5
paddw m4, m6
punpckldq m7, m4
DCT2x2 m0, m7
mova [r0], m0
ret
%macro DCTDC_2ROW_SSE2 4
movh m1, [r1+FENC_STRIDE*(0+%1)]
movh m2, [r1+FENC_STRIDE*(1+%1)]
punpckldq m1, m2
movh m2, [r2+FDEC_STRIDE*(0+%2)]
punpckldq m2, [r2+FDEC_STRIDE*(1+%2)]
psadbw m1, m0
psadbw m2, m0
ACCUM paddd, %4, 1, %3
psubd m%4, m2
%endmacro
INIT_XMM sse2
cglobal sub8x8_dct_dc, 3,3
pxor m0, m0
DCTDC_2ROW_SSE2 0, 0, 0, 3
DCTDC_2ROW_SSE2 2, 2, 1, 3
add r2, FDEC_STRIDE*4
DCTDC_2ROW_SSE2 4, 0, 0, 4
DCTDC_2ROW_SSE2 6, 2, 1, 4
packssdw m3, m3
packssdw m4, m4
DCT2x2 m3, m4
movq [r0], m0
RET
%macro SUB8x16_DCT_DC 0
cglobal sub8x16_dct_dc, 3,3
pxor m0, m0
DCTDC_2ROW_SSE2 0, 0, 0, 3
DCTDC_2ROW_SSE2 2, 2, 1, 3
add r1, FENC_STRIDE*8
add r2, FDEC_STRIDE*8
DCTDC_2ROW_SSE2 -4, -4, 0, 4
DCTDC_2ROW_SSE2 -2, -2, 1, 4
shufps m3, m4, q2020
DCTDC_2ROW_SSE2 0, 0, 0, 5
DCTDC_2ROW_SSE2 2, 2, 1, 5
add r2, FDEC_STRIDE*4
DCTDC_2ROW_SSE2 4, 0, 0, 4
DCTDC_2ROW_SSE2 6, 2, 1, 4
shufps m5, m4, q2020
%if cpuflag(ssse3)
%define %%sign psignw
%else
%define %%sign pmullw
%endif
SUMSUB_BA d, 5, 3, 0
packssdw m5, m3
pshuflw m0, m5, q2301
pshufhw m0, m0, q2301
%%sign m5, [pw_pmpmpmpm]
paddw m0, m5
pshufd m1, m0, q1320
pshufd m0, m0, q0231
%%sign m1, [pw_ppppmmmm]
paddw m0, m1
mova [r0], m0
RET
%endmacro ; SUB8x16_DCT_DC
INIT_XMM sse2
SUB8x16_DCT_DC
INIT_XMM ssse3
SUB8x16_DCT_DC
%endif ; !HIGH_BIT_DEPTH
%macro DCTDC_4ROW_SSE2 2
mova %1, [r1+FENC_STRIDEB*%2]
mova m0, [r2+FDEC_STRIDEB*%2]
%assign Y (%2+1)
%rep 3
paddw %1, [r1+FENC_STRIDEB*Y]
paddw m0, [r2+FDEC_STRIDEB*Y]
%assign Y (Y+1)
%endrep
psubw %1, m0
pshufd m0, %1, q2301
paddw %1, m0
%endmacro
%if HIGH_BIT_DEPTH
%macro SUB8x8_DCT_DC_10 0
cglobal sub8x8_dct_dc, 3,3,3
DCTDC_4ROW_SSE2 m1, 0
DCTDC_4ROW_SSE2 m2, 4
mova m0, [pw_ppmmmmpp]
pmaddwd m1, m0
pmaddwd m2, m0
pshufd m0, m1, q2200 ; -1 -1 +0 +0
pshufd m1, m1, q0033 ; +0 +0 +1 +1
paddd m1, m0
pshufd m0, m2, q1023 ; -2 +2 -3 +3
paddd m1, m2
paddd m1, m0
mova [r0], m1
RET
%endmacro
INIT_XMM sse2
SUB8x8_DCT_DC_10
%macro SUB8x16_DCT_DC_10 0
cglobal sub8x16_dct_dc, 3,3,6
DCTDC_4ROW_SSE2 m1, 0
DCTDC_4ROW_SSE2 m2, 4
DCTDC_4ROW_SSE2 m3, 8
DCTDC_4ROW_SSE2 m4, 12
mova m0, [pw_ppmmmmpp]
pmaddwd m1, m0
pmaddwd m2, m0
pshufd m5, m1, q2200 ; -1 -1 +0 +0
pshufd m1, m1, q0033 ; +0 +0 +1 +1
paddd m1, m5
pshufd m5, m2, q1023 ; -2 +2 -3 +3
paddd m1, m2
paddd m1, m5 ; a6 a2 a4 a0
pmaddwd m3, m0
pmaddwd m4, m0
pshufd m5, m3, q2200
pshufd m3, m3, q0033
paddd m3, m5
pshufd m5, m4, q1023
paddd m3, m4
paddd m3, m5 ; a7 a3 a5 a1
paddd m0, m1, m3
psubd m1, m3
pshufd m0, m0, q3120
pshufd m1, m1, q3120
punpcklqdq m2, m0, m1
punpckhqdq m1, m0
mova [r0+ 0], m2
mova [r0+16], m1
RET
%endmacro
INIT_XMM sse2
SUB8x16_DCT_DC_10
INIT_XMM avx
SUB8x16_DCT_DC_10
%endif
;-----------------------------------------------------------------------------
; void zigzag_scan_8x8_frame( int16_t level[64], int16_t dct[8][8] )
;-----------------------------------------------------------------------------
%macro SCAN_8x8 0
cglobal zigzag_scan_8x8_frame, 2,2,8
movdqa xmm0, [r1]
movdqa xmm1, [r1+16]
movdq2q mm0, xmm0
PALIGNR xmm1, xmm1, 14, xmm2
movdq2q mm1, xmm1
movdqa xmm2, [r1+32]
movdqa xmm3, [r1+48]
PALIGNR xmm2, xmm2, 12, xmm4
movdq2q mm2, xmm2
PALIGNR xmm3, xmm3, 10, xmm4
movdq2q mm3, xmm3
punpckhwd xmm0, xmm1
punpckhwd xmm2, xmm3
movq mm4, mm1
movq mm5, mm1
movq mm6, mm2
movq mm7, mm3
punpckhwd mm1, mm0
psllq mm0, 16
psrlq mm3, 16
punpckhdq mm1, mm1
punpckhdq mm2, mm0
punpcklwd mm0, mm4
punpckhwd mm4, mm3
punpcklwd mm4, mm2
punpckhdq mm0, mm2
punpcklwd mm6, mm3
punpcklwd mm5, mm7
punpcklwd mm5, mm6
movdqa xmm4, [r1+64]
movdqa xmm5, [r1+80]
movdqa xmm6, [r1+96]
movdqa xmm7, [r1+112]
movq [r0+2*00], mm0
movq [r0+2*04], mm4
movd [r0+2*08], mm1
movq [r0+2*36], mm5
movq [r0+2*46], mm6
PALIGNR xmm4, xmm4, 14, xmm3
movdq2q mm4, xmm4
PALIGNR xmm5, xmm5, 12, xmm3
movdq2q mm5, xmm5
PALIGNR xmm6, xmm6, 10, xmm3
movdq2q mm6, xmm6
%if cpuflag(ssse3)
PALIGNR xmm7, xmm7, 8, xmm3
movdq2q mm7, xmm7
%else
movhlps xmm3, xmm7
punpcklqdq xmm7, xmm7
movdq2q mm7, xmm3
%endif
punpckhwd xmm4, xmm5
punpckhwd xmm6, xmm7
movq mm0, mm4
movq mm1, mm5
movq mm3, mm7
punpcklwd mm7, mm6
psrlq mm6, 16
punpcklwd mm4, mm6
punpcklwd mm5, mm4
punpckhdq mm4, mm3
punpcklwd mm3, mm6
punpckhwd mm3, mm4
punpckhwd mm0, mm1
punpckldq mm4, mm0
punpckhdq mm0, mm6
pshufw mm4, mm4, q1230
movq [r0+2*14], mm4
movq [r0+2*25], mm0
movd [r0+2*54], mm7
movq [r0+2*56], mm5
movq [r0+2*60], mm3
punpckhdq xmm3, xmm0, xmm2
punpckldq xmm0, xmm2
punpckhdq xmm7, xmm4, xmm6
punpckldq xmm4, xmm6
pshufhw xmm0, xmm0, q0123
pshuflw xmm4, xmm4, q0123
pshufhw xmm3, xmm3, q0123
pshuflw xmm7, xmm7, q0123
movlps [r0+2*10], xmm0
movhps [r0+2*17], xmm0
movlps [r0+2*21], xmm3
movlps [r0+2*28], xmm4
movhps [r0+2*32], xmm3
movhps [r0+2*39], xmm4
movlps [r0+2*43], xmm7
movhps [r0+2*50], xmm7
RET
%endmacro
%if HIGH_BIT_DEPTH == 0
INIT_XMM sse2
SCAN_8x8
INIT_XMM ssse3
SCAN_8x8
%endif
;-----------------------------------------------------------------------------
; void zigzag_scan_8x8_frame( dctcoef level[64], dctcoef dct[8][8] )
;-----------------------------------------------------------------------------
; Output order:
; 0 8 1 2 9 16 24 17
; 10 3 4 11 18 25 32 40
; 33 26 19 12 5 6 13 20
; 27 34 41 48 56 49 42 35
; 28 21 14 7 15 22 29 36
; 43 50 57 58 51 44 37 30
; 23 31 38 45 52 59 60 53
; 46 39 47 54 61 62 55 63
%macro SCAN_8x8_FRAME 5
cglobal zigzag_scan_8x8_frame, 2,2,8
mova m0, [r1]
mova m1, [r1+ 8*SIZEOF_DCTCOEF]
movu m2, [r1+14*SIZEOF_DCTCOEF]
movu m3, [r1+21*SIZEOF_DCTCOEF]
mova m4, [r1+28*SIZEOF_DCTCOEF]
punpckl%4 m5, m0, m1
psrl%2 m0, %1
punpckh%4 m6, m1, m0
punpckl%3 m5, m0
punpckl%3 m1, m1
punpckh%4 m1, m3
mova m7, [r1+52*SIZEOF_DCTCOEF]
mova m0, [r1+60*SIZEOF_DCTCOEF]
punpckh%4 m1, m2
punpckl%4 m2, m4
punpckh%4 m4, m3
punpckl%3 m3, m3
punpckh%4 m3, m2
mova [r0], m5
mova [r0+ 4*SIZEOF_DCTCOEF], m1
mova [r0+ 8*SIZEOF_DCTCOEF], m6
punpckl%4 m6, m0
punpckl%4 m6, m7
mova m1, [r1+32*SIZEOF_DCTCOEF]
movu m5, [r1+39*SIZEOF_DCTCOEF]
movu m2, [r1+46*SIZEOF_DCTCOEF]
movu [r0+35*SIZEOF_DCTCOEF], m3
movu [r0+47*SIZEOF_DCTCOEF], m4
punpckh%4 m7, m0
psll%2 m0, %1
punpckh%3 m3, m5, m5
punpckl%4 m5, m1
punpckh%4 m1, m2
mova [r0+52*SIZEOF_DCTCOEF], m6
movu [r0+13*SIZEOF_DCTCOEF], m5
movu m4, [r1+11*SIZEOF_DCTCOEF]
movu m6, [r1+25*SIZEOF_DCTCOEF]
punpckl%4 m5, m7
punpckl%4 m1, m3
punpckh%3 m0, m7
mova m3, [r1+ 4*SIZEOF_DCTCOEF]
movu m7, [r1+18*SIZEOF_DCTCOEF]
punpckl%4 m2, m5
movu [r0+25*SIZEOF_DCTCOEF], m1
mova m1, m4
mova m5, m6
punpckl%4 m4, m3
punpckl%4 m6, m7
punpckh%4 m1, m3
punpckh%4 m5, m7
punpckh%3 m3, m6, m4
punpckh%3 m7, m5, m1
punpckl%3 m6, m4
punpckl%3 m5, m1
movu m4, [r1+35*SIZEOF_DCTCOEF]
movu m1, [r1+49*SIZEOF_DCTCOEF]
pshuf%5 m6, m6, q0123
pshuf%5 m5, m5, q0123
mova [r0+60*SIZEOF_DCTCOEF], m0
mova [r0+56*SIZEOF_DCTCOEF], m2
movu m0, [r1+42*SIZEOF_DCTCOEF]
mova m2, [r1+56*SIZEOF_DCTCOEF]
movu [r0+17*SIZEOF_DCTCOEF], m3
mova [r0+32*SIZEOF_DCTCOEF], m7
movu [r0+10*SIZEOF_DCTCOEF], m6
movu [r0+21*SIZEOF_DCTCOEF], m5
punpckh%4 m3, m0, m4
punpckh%4 m7, m2, m1
punpckl%4 m0, m4
punpckl%4 m2, m1
punpckl%3 m4, m2, m0
punpckl%3 m1, m7, m3
punpckh%3 m2, m0
punpckh%3 m7, m3
pshuf%5 m2, m2, q0123
pshuf%5 m7, m7, q0123
mova [r0+28*SIZEOF_DCTCOEF], m4
movu [r0+43*SIZEOF_DCTCOEF], m1
movu [r0+39*SIZEOF_DCTCOEF], m2
movu [r0+50*SIZEOF_DCTCOEF], m7
RET
%endmacro
%if HIGH_BIT_DEPTH
INIT_XMM sse2
SCAN_8x8_FRAME 4 , dq, qdq, dq, d
INIT_XMM avx
SCAN_8x8_FRAME 4 , dq, qdq, dq, d
%else
INIT_MMX mmx2
SCAN_8x8_FRAME 16, q , dq , wd, w
%endif
;-----------------------------------------------------------------------------
; void zigzag_scan_4x4_frame( dctcoef level[16], dctcoef dct[4][4] )
;-----------------------------------------------------------------------------
%macro SCAN_4x4 4
cglobal zigzag_scan_4x4_frame, 2,2,6
mova m0, [r1+ 0*SIZEOF_DCTCOEF]
mova m1, [r1+ 4*SIZEOF_DCTCOEF]
mova m2, [r1+ 8*SIZEOF_DCTCOEF]
mova m3, [r1+12*SIZEOF_DCTCOEF]
punpckl%4 m4, m0, m1
psrl%2 m0, %1
punpckl%3 m4, m0
mova [r0+ 0*SIZEOF_DCTCOEF], m4
punpckh%4 m0, m2
punpckh%4 m4, m2, m3
psll%2 m3, %1
punpckl%3 m2, m2
punpckl%4 m5, m1, m3
punpckh%3 m1, m1
punpckh%4 m5, m2
punpckl%4 m1, m0
punpckh%3 m3, m4
mova [r0+ 4*SIZEOF_DCTCOEF], m5
mova [r0+ 8*SIZEOF_DCTCOEF], m1
mova [r0+12*SIZEOF_DCTCOEF], m3
RET
%endmacro
%if HIGH_BIT_DEPTH
INIT_XMM sse2
SCAN_4x4 4, dq, qdq, dq
INIT_XMM avx
SCAN_4x4 4, dq, qdq, dq
%else
INIT_MMX mmx
SCAN_4x4 16, q , dq , wd
;-----------------------------------------------------------------------------
; void zigzag_scan_4x4_frame( int16_t level[16], int16_t dct[4][4] )
;-----------------------------------------------------------------------------
%macro SCAN_4x4_FRAME 0
cglobal zigzag_scan_4x4_frame, 2,2
mova m1, [r1+16]
mova m0, [r1+ 0]
pshufb m1, [pb_scan4frameb]
pshufb m0, [pb_scan4framea]
psrldq m2, m1, 6
palignr m1, m0, 6
pslldq m0, 10
palignr m2, m0, 10
mova [r0+ 0], m1
mova [r0+16], m2
RET
%endmacro
INIT_XMM ssse3
SCAN_4x4_FRAME
INIT_XMM avx
SCAN_4x4_FRAME
INIT_XMM xop
cglobal zigzag_scan_4x4_frame, 2,2
mova m0, [r1+ 0]
mova m1, [r1+16]
vpperm m2, m0, m1, [pb_scan4frame2a]
vpperm m1, m0, m1, [pb_scan4frame2b]
mova [r0+ 0], m2
mova [r0+16], m1
RET
%endif ; !HIGH_BIT_DEPTH
%if HIGH_BIT_DEPTH
;-----------------------------------------------------------------------------
; void zigzag_scan_4x4_field( int32_t level[16], int32_t dct[4][4] )
;-----------------------------------------------------------------------------
INIT_XMM sse2
cglobal zigzag_scan_4x4_field, 2,2
movu m0, [r1+ 8]
pshufd m0, m0, q3102
mova m1, [r1+32]
mova m2, [r1+48]
movu [r0+ 8], m0
mova [r0+32], m1
mova [r0+48], m2
movq mm0, [r1]
movq [r0], mm0
movq mm0, [r1+24]
movq [r0+24], mm0
RET
%else
;-----------------------------------------------------------------------------
; void zigzag_scan_4x4_field( int16_t level[16], int16_t dct[4][4] )
;-----------------------------------------------------------------------------
INIT_XMM sse
cglobal zigzag_scan_4x4_field, 2,2
mova m0, [r1]
mova m1, [r1+16]
pshufw mm0, [r1+4], q3102
mova [r0], m0
mova [r0+16], m1
movq [r0+4], mm0
RET
%endif ; HIGH_BIT_DEPTH
;-----------------------------------------------------------------------------
; void zigzag_scan_8x8_field( int16_t level[64], int16_t dct[8][8] )
;-----------------------------------------------------------------------------
; Output order:
; 0 1 2 8 9 3 4 10
; 16 11 5 6 7 12 17 24
; 18 13 14 15 19 25 32 26
; 20 21 22 23 27 33 40 34
; 28 29 30 31 35 41 48 42
; 36 37 38 39 43 49 50 44
; 45 46 47 51 56 57 52 53
; 54 55 58 59 60 61 62 63
%undef SCAN_8x8
%macro SCAN_8x8 5
cglobal zigzag_scan_8x8_field, 2,3,8
mova m0, [r1+ 0*SIZEOF_DCTCOEF] ; 03 02 01 00
mova m1, [r1+ 4*SIZEOF_DCTCOEF] ; 07 06 05 04
mova m2, [r1+ 8*SIZEOF_DCTCOEF] ; 11 10 09 08
pshuf%1 m3, m0, q3333 ; 03 03 03 03
movd r2d, m2 ; 09 08
pshuf%1 m2, m2, q0321 ; 08 11 10 09
punpckl%2 m3, m1 ; 05 03 04 03
pinsr%1 m0, r2d, 3 ; 08 02 01 00
punpckl%2 m4, m2, m3 ; 04 10 03 09
pshuf%1 m4, m4, q2310 ; 10 04 03 09
mova [r0+ 0*SIZEOF_DCTCOEF], m0 ; 08 02 01 00
mova [r0+ 4*SIZEOF_DCTCOEF], m4 ; 10 04 03 09
mova m3, [r1+12*SIZEOF_DCTCOEF] ; 15 14 13 12
mova m5, [r1+16*SIZEOF_DCTCOEF] ; 19 18 17 16
punpckl%3 m6, m5 ; 17 16 XX XX
psrl%4 m1, %5 ; XX 07 06 05
punpckh%2 m6, m2 ; 08 17 11 16
punpckl%3 m6, m1 ; 06 05 11 16
mova [r0+ 8*SIZEOF_DCTCOEF], m6 ; 06 05 11 16
psrl%4 m1, %5 ; XX XX 07 06
punpckl%2 m1, m5 ; 17 07 16 06
mova m0, [r1+20*SIZEOF_DCTCOEF] ; 23 22 21 20
mova m2, [r1+24*SIZEOF_DCTCOEF] ; 27 26 25 24
punpckh%3 m1, m1 ; 17 07 17 07
punpckl%2 m6, m3, m2 ; 25 13 24 12
pextr%1 r2d, m5, 2
mova [r0+24*SIZEOF_DCTCOEF], m0 ; 23 22 21 20
punpckl%2 m1, m6 ; 24 17 12 07
mova [r0+12*SIZEOF_DCTCOEF], m1
pinsr%1 m3, r2d, 0 ; 15 14 13 18
mova [r0+16*SIZEOF_DCTCOEF], m3 ; 15 14 13 18
mova m7, [r1+28*SIZEOF_DCTCOEF]
mova m0, [r1+32*SIZEOF_DCTCOEF] ; 35 34 33 32
psrl%4 m5, %5*3 ; XX XX XX 19
pshuf%1 m1, m2, q3321 ; 27 27 26 25
punpckl%2 m5, m0 ; 33 XX 32 19
psrl%4 m2, %5*3 ; XX XX XX 27
punpckl%2 m5, m1 ; 26 32 25 19
mova [r0+32*SIZEOF_DCTCOEF], m7
mova [r0+20*SIZEOF_DCTCOEF], m5 ; 26 32 25 19
mova m7, [r1+36*SIZEOF_DCTCOEF]
mova m1, [r1+40*SIZEOF_DCTCOEF] ; 43 42 41 40
pshuf%1 m3, m0, q3321 ; 35 35 34 33
punpckl%2 m2, m1 ; 41 XX 40 27
mova [r0+40*SIZEOF_DCTCOEF], m7
punpckl%2 m2, m3 ; 34 40 33 27
mova [r0+28*SIZEOF_DCTCOEF], m2
mova m7, [r1+44*SIZEOF_DCTCOEF] ; 47 46 45 44
mova m2, [r1+48*SIZEOF_DCTCOEF] ; 51 50 49 48
psrl%4 m0, %5*3 ; XX XX XX 35
punpckl%2 m0, m2 ; 49 XX 48 35
pshuf%1 m3, m1, q3321 ; 43 43 42 41
punpckl%2 m0, m3 ; 42 48 41 35
mova [r0+36*SIZEOF_DCTCOEF], m0
pextr%1 r2d, m2, 3 ; 51
psrl%4 m1, %5*3 ; XX XX XX 43
punpckl%2 m1, m7 ; 45 XX 44 43
psrl%4 m2, %5 ; XX 51 50 49
punpckl%2 m1, m2 ; 50 44 49 43
pshuf%1 m1, m1, q2310 ; 44 50 49 43
mova [r0+44*SIZEOF_DCTCOEF], m1
psrl%4 m7, %5 ; XX 47 46 45
pinsr%1 m7, r2d, 3 ; 51 47 46 45
mova [r0+48*SIZEOF_DCTCOEF], m7
mova m0, [r1+56*SIZEOF_DCTCOEF] ; 59 58 57 56
mova m1, [r1+52*SIZEOF_DCTCOEF] ; 55 54 53 52
mova m7, [r1+60*SIZEOF_DCTCOEF]
punpckl%3 m2, m0, m1 ; 53 52 57 56
punpckh%3 m1, m0 ; 59 58 55 54
mova [r0+52*SIZEOF_DCTCOEF], m2
mova [r0+56*SIZEOF_DCTCOEF], m1
mova [r0+60*SIZEOF_DCTCOEF], m7
RET
%endmacro
%if HIGH_BIT_DEPTH
INIT_XMM sse4
SCAN_8x8 d, dq, qdq, dq, 4
INIT_XMM avx
SCAN_8x8 d, dq, qdq, dq, 4
%else
INIT_MMX mmx2
SCAN_8x8 w, wd, dq , q , 16
%endif
;-----------------------------------------------------------------------------
; void zigzag_sub_4x4_frame( int16_t level[16], const uint8_t *src, uint8_t *dst )
;-----------------------------------------------------------------------------
%macro ZIGZAG_SUB_4x4 2
%ifidn %1, ac
cglobal zigzag_sub_4x4%1_%2, 4,4,8
%else
cglobal zigzag_sub_4x4%1_%2, 3,3,8
%endif
movd m0, [r1+0*FENC_STRIDE]
movd m1, [r1+1*FENC_STRIDE]
movd m2, [r1+2*FENC_STRIDE]
movd m3, [r1+3*FENC_STRIDE]
movd m4, [r2+0*FDEC_STRIDE]
movd m5, [r2+1*FDEC_STRIDE]
movd m6, [r2+2*FDEC_STRIDE]
movd m7, [r2+3*FDEC_STRIDE]
movd [r2+0*FDEC_STRIDE], m0
movd [r2+1*FDEC_STRIDE], m1
movd [r2+2*FDEC_STRIDE], m2
movd [r2+3*FDEC_STRIDE], m3
punpckldq m0, m1
punpckldq m2, m3
punpckldq m4, m5
punpckldq m6, m7
punpcklqdq m0, m2
punpcklqdq m4, m6
mova m7, [pb_sub4%2]
pshufb m0, m7
pshufb m4, m7
mova m7, [hsub_mul]
punpckhbw m1, m0, m4
punpcklbw m0, m4
pmaddubsw m1, m7
pmaddubsw m0, m7
%ifidn %1, ac
movd r2d, m0
pand m0, [pb_subacmask]
%endif
mova [r0+ 0], m0
por m0, m1
pxor m2, m2
mova [r0+16], m1
pcmpeqb m0, m2
pmovmskb eax, m0
%ifidn %1, ac
mov [r3], r2w
%endif
sub eax, 0xffff
shr eax, 31
RET
%endmacro
%if HIGH_BIT_DEPTH == 0
INIT_XMM ssse3
ZIGZAG_SUB_4x4 , frame
ZIGZAG_SUB_4x4 ac, frame
ZIGZAG_SUB_4x4 , field
ZIGZAG_SUB_4x4 ac, field
INIT_XMM avx
ZIGZAG_SUB_4x4 , frame
ZIGZAG_SUB_4x4 ac, frame
ZIGZAG_SUB_4x4 , field
ZIGZAG_SUB_4x4 ac, field
%endif ; !HIGH_BIT_DEPTH
%if HIGH_BIT_DEPTH == 0
INIT_XMM xop
cglobal zigzag_scan_8x8_field, 2,3,7
lea r2, [pb_scan8field1]
%define off(m) (r2+m-pb_scan8field1)
mova m0, [r1+ 0]
mova m1, [r1+ 16]
vpperm m5, m0, m1, [off(pb_scan8field1)]
mova [r0+ 0], m5
vpperm m0, m0, m1, [off(pb_scan8field2a)]
mova m2, [r1+ 32]
mova m3, [r1+ 48]
vpperm m5, m2, m3, [off(pb_scan8field2b)]
por m5, m0
mova [r0+ 16], m5
mova m4, [off(pb_scan8field3b)]
vpperm m1, m1, m2, [off(pb_scan8field3a)]
mova m0, [r1+ 64]
vpperm m5, m3, m0, m4
por m5, m1
mova [r0+ 32], m5
; 4b, 5b are the same as pb_scan8field3b.
; 5a is the same as pb_scan8field4a.
mova m5, [off(pb_scan8field4a)]
vpperm m2, m2, m3, m5
mova m1, [r1+ 80]
vpperm m6, m0, m1, m4
por m6, m2
mova [r0+ 48], m6
vpperm m3, m3, m0, m5
mova m2, [r1+ 96]
vpperm m5, m1, m2, m4
por m5, m3
mova [r0+ 64], m5
vpperm m5, m0, m1, [off(pb_scan8field6)]
mova [r0+ 80], m5
vpperm m5, m1, m2, [off(pb_scan8field7)]
mov r2d, [r1+ 98]
mov [r0+ 90], r2d
mova [r0+ 96], m5
mova m3, [r1+112]
movd [r0+104], m3
mov r2d, [r1+108]
mova [r0+112], m3
mov [r0+112], r2d
%undef off
RET
cglobal zigzag_scan_8x8_frame, 2,3,8
lea r2, [pb_scan8frame1]
%define off(m) (r2+m-pb_scan8frame1)
mova m7, [r1+ 16]
mova m3, [r1+ 32]
vpperm m7, m7, m3, [off(pb_scan8framet1)] ; 8 9 14 15 16 17 21 22
mova m2, [r1+ 48]
vpperm m0, m3, m2, [off(pb_scan8framet2)] ; 18 19 20 23 25 31 26 30
mova m1, [r1+ 80]
mova m4, [r1+ 64]
vpperm m3, m4, m1, [off(pb_scan8framet3)] ; 32 33 37 38 40 43 44 45
vpperm m6, m0, m3, [off(pb_scan8framet4)] ; 18 23 25 31 32 38 40 45
vpperm m5, m0, m3, [off(pb_scan8framet5)] ; 19 20 26 30 33 37 43 44
vpperm m3, m2, m4, [off(pb_scan8framet6)] ; 24 27 28 29 34 35 36 39
mova m4, [r1+ 96]
vpperm m4, m1, m4, [off(pb_scan8framet7)] ; 41 42 46 47 48 49 54 55
mova m1, [r1+ 0]
vpperm m2, m1, m3, [off(pb_scan8framet8)] ; 0 1 2 7 24 28 29 36
vpperm m1, m2, m7, [off(pb_scan8frame1)] ; 0 8 1 2 9 16 24 17
mova [r0+ 0], m1
movh m0, [r1+ 6]
movhps m0, [r1+ 20] ; 3 4 5 6 10 11 12 13
vpperm m1, m0, m6, [off(pb_scan8frame2)] ; 10 3 4 11 18 25 32 40
mova [r0+ 16], m1
vpperm m1, m0, m5, [off(pb_scan8frame3)] ; 33 26 19 12 5 6 13 20
mova [r0+ 32], m1
vpperm m1, m2, m7, [off(pb_scan8frame5)] ; 28 21 14 7 15 22 29 36
mova [r0+ 64], m1
movh m0, [r1+100]
movhps m0, [r1+114] ; 50 51 52 53 57 58 59 60
vpperm m1, m5, m0, [off(pb_scan8frame6)] ; 43 50 57 58 51 44 37 30
mova [r0+ 80], m1
vpperm m1, m6, m0, [off(pb_scan8frame7)] ; 23 31 38 45 52 59 60 53
mova [r0+ 96], m1
mova m1, [r1+112]
vpperm m0, m3, m1, [off(pb_scan8framet9)] ; 27 34 35 39 56 61 62 63
vpperm m1, m0, m4, [off(pb_scan8frame4)] ; 27 34 41 48 56 49 42 35
mova [r0+ 48], m1
vpperm m1, m0, m4, [off(pb_scan8frame8)] ; 46 39 47 54 61 62 55 63
mova [r0+112], m1
%undef off
RET
%endif
;-----------------------------------------------------------------------------
; void zigzag_interleave_8x8_cavlc( int16_t *dst, int16_t *src, uint8_t *nnz )
;-----------------------------------------------------------------------------
%macro INTERLEAVE 2
mova m0, [r1+(%1*4+ 0)*SIZEOF_PIXEL]
mova m1, [r1+(%1*4+ 8)*SIZEOF_PIXEL]
mova m2, [r1+(%1*4+16)*SIZEOF_PIXEL]
mova m3, [r1+(%1*4+24)*SIZEOF_PIXEL]
TRANSPOSE4x4%2 0,1,2,3,4
mova [r0+(%1+ 0)*SIZEOF_PIXEL], m0
mova [r0+(%1+32)*SIZEOF_PIXEL], m1
mova [r0+(%1+64)*SIZEOF_PIXEL], m2
mova [r0+(%1+96)*SIZEOF_PIXEL], m3
packsswb m0, m1
ACCUM por, 6, 2, %1
ACCUM por, 7, 3, %1
ACCUM por, 5, 0, %1
%endmacro
%macro ZIGZAG_8x8_CAVLC 1
cglobal zigzag_interleave_8x8_cavlc, 3,3,8
INTERLEAVE 0, %1
INTERLEAVE 8, %1
INTERLEAVE 16, %1
INTERLEAVE 24, %1
packsswb m6, m7
packsswb m5, m6
packsswb m5, m5
pxor m0, m0
%if HIGH_BIT_DEPTH
packsswb m5, m5
%endif
pcmpeqb m5, m0
paddb m5, [pb_1]
movd r0d, m5
mov [r2+0], r0w
shr r0d, 16
mov [r2+8], r0w
RET
%endmacro
%if HIGH_BIT_DEPTH
INIT_XMM sse2
ZIGZAG_8x8_CAVLC D
INIT_XMM avx
ZIGZAG_8x8_CAVLC D
%else
INIT_MMX mmx
ZIGZAG_8x8_CAVLC W
%endif
%macro INTERLEAVE_XMM 1
mova m0, [r1+%1*4+ 0]
mova m1, [r1+%1*4+16]
mova m4, [r1+%1*4+32]
mova m5, [r1+%1*4+48]
SBUTTERFLY wd, 0, 1, 6
SBUTTERFLY wd, 4, 5, 7
SBUTTERFLY wd, 0, 1, 6
SBUTTERFLY wd, 4, 5, 7
movh [r0+%1+ 0], m0
movhps [r0+%1+ 32], m0
movh [r0+%1+ 64], m1
movhps [r0+%1+ 96], m1
movh [r0+%1+ 8], m4
movhps [r0+%1+ 40], m4
movh [r0+%1+ 72], m5
movhps [r0+%1+104], m5
ACCUM por, 2, 0, %1
ACCUM por, 3, 1, %1
por m2, m4
por m3, m5
%endmacro
%if HIGH_BIT_DEPTH == 0
%macro ZIGZAG_8x8_CAVLC 0
cglobal zigzag_interleave_8x8_cavlc, 3,3,8
INTERLEAVE_XMM 0
INTERLEAVE_XMM 16
packsswb m2, m3
pxor m5, m5
packsswb m2, m2
packsswb m2, m2
pcmpeqb m5, m2
paddb m5, [pb_1]
movd r0d, m5
mov [r2+0], r0w
shr r0d, 16
mov [r2+8], r0w
RET
%endmacro
INIT_XMM sse2
ZIGZAG_8x8_CAVLC
INIT_XMM avx
ZIGZAG_8x8_CAVLC
INIT_YMM avx2
cglobal zigzag_interleave_8x8_cavlc, 3,3,6
mova m0, [r1+ 0]
mova m1, [r1+32]
mova m2, [r1+64]
mova m3, [r1+96]
mova m5, [deinterleave_shufd]
SBUTTERFLY wd, 0, 1, 4
SBUTTERFLY wd, 2, 3, 4
SBUTTERFLY wd, 0, 1, 4
SBUTTERFLY wd, 2, 3, 4
vpermd m0, m5, m0
vpermd m1, m5, m1
vpermd m2, m5, m2
vpermd m3, m5, m3
mova [r0+ 0], xm0
mova [r0+ 16], xm2
vextracti128 [r0+ 32], m0, 1
vextracti128 [r0+ 48], m2, 1
mova [r0+ 64], xm1
mova [r0+ 80], xm3
vextracti128 [r0+ 96], m1, 1
vextracti128 [r0+112], m3, 1
packsswb m0, m2 ; nnz0, nnz1
packsswb m1, m3 ; nnz2, nnz3
packsswb m0, m1 ; {nnz0,nnz2}, {nnz1,nnz3}
vpermq m0, m0, q3120 ; {nnz0,nnz1}, {nnz2,nnz3}
pxor m5, m5
pcmpeqq m0, m5
pmovmskb r0d, m0
not r0d
and r0d, 0x01010101
mov [r2+0], r0w
shr r0d, 16
mov [r2+8], r0w
RET
%endif ; !HIGH_BIT_DEPTH
%if HIGH_BIT_DEPTH
INIT_ZMM avx512
cglobal zigzag_scan_4x4_frame, 2,2
mova m0, [scan_frame_avx512]
vpermd m0, m0, [r1]
mova [r0], m0
RET
cglobal zigzag_scan_4x4_field, 2,2
mova m0, [r1]
pshufd xmm1, [r1+8], q3102
mova [r0], m0
movu [r0+8], xmm1
RET
cglobal zigzag_scan_8x8_frame, 2,2
psrld m0, [scan_frame_avx512], 4
mova m1, [r1+0*64]
mova m2, [r1+1*64]
mova m3, [r1+2*64]
mova m4, [r1+3*64]
mov r1d, 0x01fe7f80
kmovd k1, r1d
kshiftrd k2, k1, 16
vpermd m5, m0, m3 ; __ __ __ __ __ __ __ __ __ __ __ __ __ __ 32 40
psrld m6, m0, 5
vpermi2d m0, m1, m2 ; 0 8 1 2 9 16 24 17 10 3 4 11 18 25 __ __
vmovdqa64 m0 {k1}, m5
mova [r0+0*64], m0
mova m5, m1
vpermt2d m1, m6, m2 ; __ 26 19 12 5 6 13 20 27 __ __ __ __ __ __ __
psrld m0, m6, 5
vpermi2d m6, m3, m4 ; 33 __ __ __ __ __ __ __ __ 34 41 48 56 49 42 35
vmovdqa32 m6 {k2}, m1
mova [r0+1*64], m6
vpermt2d m5, m0, m2 ; 28 21 14 7 15 22 29 __ __ __ __ __ __ __ __ 30
psrld m1, m0, 5
vpermi2d m0, m3, m4 ; __ __ __ __ __ __ __ 36 43 50 57 58 51 44 37 __
vmovdqa32 m5 {k1}, m0
mova [r0+2*64], m5
vpermt2d m3, m1, m4 ; __ __ 38 45 52 59 60 53 46 39 47 54 61 62 55 63
vpermd m2, m1, m2 ; 23 31 __ __ __ __ __ __ __ __ __ __ __ __ __ __
vmovdqa64 m2 {k2}, m3
mova [r0+3*64], m2
RET
cglobal zigzag_scan_8x8_field, 2,2
mova m0, [scan_field_avx512]
mova m1, [r1+0*64]
mova m2, [r1+1*64]
mova m3, [r1+2*64]
mova m4, [r1+3*64]
mov r1d, 0x3f
kmovb k1, r1d
psrld m5, m0, 5
vpermi2d m0, m1, m2
vmovdqa64 m1 {k1}, m3 ; 32 33 34 35 36 37 38 39 40 41 42 43 12 13 14 15
vpermt2d m1, m5, m2
psrld m5, 5
vmovdqa64 m2 {k1}, m4 ; 48 49 50 51 52 53 54 55 56 57 58 59 28 29 30 31
vpermt2d m2, m5, m3
psrld m5, 5
vpermt2d m3, m5, m4
mova [r0+0*64], m0
mova [r0+1*64], m1
mova [r0+2*64], m2
mova [r0+3*64], m3
RET
cglobal zigzag_interleave_8x8_cavlc, 3,3
mova m0, [cavlc_shuf_avx512]
mova m1, [r1+0*64]
mova m2, [r1+1*64]
mova m3, [r1+2*64]
mova m4, [r1+3*64]
kxnorb k1, k1, k1
por m7, m1, m2
psrld m5, m0, 5
vpermi2d m0, m1, m2 ; a0 a1 b0 b1
vpternlogd m7, m3, m4, 0xfe ; m1|m2|m3|m4
psrld m6, m5, 5
vpermi2d m5, m3, m4 ; b2 b3 a2 a3
vptestmd k0, m7, m7
vpermt2d m1, m6, m2 ; c0 c1 d0 d1
psrld m6, 5
vpermt2d m3, m6, m4 ; d2 d3 c2 c3
vshufi32x4 m2, m0, m5, q1032 ; b0 b1 b2 b3
vmovdqa32 m5 {k1}, m0 ; a0 a1 a2 a3
vshufi32x4 m4, m1, m3, q1032 ; d0 d1 d2 d3
vmovdqa32 m3 {k1}, m1 ; c0 c1 c2 c3
mova [r0+0*64], m5
mova [r0+1*64], m2
mova [r0+2*64], m3
mova [r0+3*64], m4
kmovw r1d, k0
test r1d, 0x1111
setnz [r2]
test r1d, 0x2222
setnz [r2+1]
test r1d, 0x4444
setnz [r2+8]
test r1d, 0x8888
setnz [r2+9]
RET
%else ; !HIGH_BIT_DEPTH
INIT_YMM avx512
cglobal zigzag_scan_4x4_frame, 2,2
mova m0, [scan_frame_avx512]
vpermw m0, m0, [r1]
mova [r0], m0
RET
cglobal zigzag_scan_4x4_field, 2,2
mova m0, [r1]
pshuflw xmm1, [r1+4], q3102
mova [r0], m0
movq [r0+4], xmm1
RET
INIT_ZMM avx512
cglobal zigzag_scan_8x8_frame, 2,2
psrlw m0, [scan_frame_avx512], 4
scan8_avx512:
mova m1, [r1]
mova m2, [r1+64]
psrlw m3, m0, 6
vpermi2w m0, m1, m2
vpermt2w m1, m3, m2
mova [r0], m0
mova [r0+64], m1
RET
cglobal zigzag_scan_8x8_field, 2,2
mova m0, [scan_field_avx512]
jmp scan8_avx512
cglobal zigzag_interleave_8x8_cavlc, 3,3
mova m0, [cavlc_shuf_avx512]
mova m1, [r1]
mova m2, [r1+64]
psrlw m3, m0, 6
vpermi2w m0, m1, m2
vpermt2w m1, m3, m2
kxnorb k2, k2, k2
vptestmd k0, m0, m0
vptestmd k1, m1, m1
mova [r0], m0
mova [r0+64], m1
ktestw k2, k0
setnz [r2]
setnc [r2+1]
ktestw k2, k1
setnz [r2+8]
setnc [r2+9]
RET
%endif ; !HIGH_BIT_DEPTH