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- ;*****************************************************************************
- ;* const-a.asm: x86 global constants
- ;*****************************************************************************
- ;* Copyright (C) 2010-2018 x264 project
- ;*
- ;* Authors: Loren Merritt <lorenm@u.washington.edu>
- ;* 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"
- SECTION_RODATA 32
- const pb_1, times 32 db 1
- const hsub_mul, times 16 db 1, -1
- const pw_1, times 16 dw 1
- const pw_16, times 16 dw 16
- const pw_32, times 16 dw 32
- const pw_512, times 16 dw 512
- const pw_00ff, times 16 dw 0x00ff
- const pw_pixel_max,times 16 dw ((1 << BIT_DEPTH)-1)
- const pw_0to15, dw 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15
- const pd_1, times 8 dd 1
- const pd_0123, dd 0,1,2,3
- const pd_4567, dd 4,5,6,7
- const deinterleave_shufd, dd 0,4,1,5,2,6,3,7
- const pb_unpackbd1, times 2 db 0,0,0,0,1,1,1,1,2,2,2,2,3,3,3,3
- const pb_unpackbd2, times 2 db 4,4,4,4,5,5,5,5,6,6,6,6,7,7,7,7
- const pb_01, times 8 db 0,1
- const pb_0, times 16 db 0
- const pb_a1, times 16 db 0xa1
- const pb_3, times 16 db 3
- const pb_shuf8x8c, db 0,0,0,0,2,2,2,2,4,4,4,4,6,6,6,6
- const pw_2, times 8 dw 2
- const pw_m2, times 8 dw -2
- const pw_4, times 8 dw 4
- const pw_8, times 8 dw 8
- const pw_64, times 8 dw 64
- const pw_256, times 8 dw 256
- const pw_32_0, times 4 dw 32,
- times 4 dw 0
- const pw_8000, times 8 dw 0x8000
- const pw_3fff, times 8 dw 0x3fff
- const pw_ppppmmmm, dw 1,1,1,1,-1,-1,-1,-1
- const pw_ppmmppmm, dw 1,1,-1,-1,1,1,-1,-1
- const pw_pmpmpmpm, dw 1,-1,1,-1,1,-1,1,-1
- const pw_pmmpzzzz, dw 1,-1,-1,1,0,0,0,0
- const pd_8, times 4 dd 8
- const pd_32, times 4 dd 32
- const pd_1024, times 4 dd 1024
- const pd_ffff, times 4 dd 0xffff
- const pw_ff00, times 8 dw 0xff00
- const popcnt_table
- %assign x 0
- %rep 256
- ; population count
- db ((x>>0)&1)+((x>>1)&1)+((x>>2)&1)+((x>>3)&1)+((x>>4)&1)+((x>>5)&1)+((x>>6)&1)+((x>>7)&1)
- %assign x x+1
- %endrep
- const sw_64, dd 64
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