forked from mirror/libbpg
147 lines
6.7 KiB
NASM
147 lines
6.7 KiB
NASM
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;*****************************************************************************
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;* const-a.asm: x86 global constants
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;*****************************************************************************
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;* Copyright (C) 2010-2013 x264 project
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;*
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;* Authors: Loren Merritt <lorenm@u.washington.edu>
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;* Fiona Glaser <fiona@x264.com>
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;* Min Chen <chenm003@163.com> <min.chen@multicorewareinc.com>
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;* Praveen Kumar Tiwari <praveen@multicorewareinc.com>
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;* This program is free software; you can redistribute it and/or modify
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;* it under the terms of the GNU General Public License as published by
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;* the Free Software Foundation; either version 2 of the License, or
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;* (at your option) any later version.
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;*
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;* This program is distributed in the hope that it will be useful,
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;* but WITHOUT ANY WARRANTY; without even the implied warranty of
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;* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;* GNU General Public License for more details.
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;*
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;* You should have received a copy of the GNU General Public License
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;* along with this program; if not, write to the Free Software
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;* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111, USA.
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;*
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;* This program is also available under a commercial proprietary license.
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;* For more information, contact us at license @ x265.com.
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;*****************************************************************************
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%include "x86inc.asm"
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SECTION_RODATA 32
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;; 8-bit constants
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const pb_0, times 16 db 0
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const pb_1, times 32 db 1
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const pb_2, times 32 db 2
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const pb_3, times 16 db 3
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const pb_4, times 32 db 4
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const pb_8, times 32 db 8
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const pb_15, times 32 db 15
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const pb_16, times 32 db 16
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const pb_32, times 32 db 32
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const pb_64, times 32 db 64
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const pb_128, times 32 db 128
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const pb_a1, times 16 db 0xa1
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const pb_01, times 8 db 0, 1
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const hsub_mul, times 16 db 1, -1
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const pw_swap, times 2 db 6, 7, 4, 5, 2, 3, 0, 1
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const pb_unpackbd1, times 2 db 0, 0, 0, 0, 1, 1, 1, 1, 2, 2, 2, 2, 3, 3, 3, 3
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const pb_unpackbd2, times 2 db 4, 4, 4, 4, 5, 5, 5, 5, 6, 6, 6, 6, 7, 7, 7, 7
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const pb_unpackwq1, times 1 db 0, 1, 0, 1, 0, 1, 0, 1, 2, 3, 2, 3, 2, 3, 2, 3
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const pb_unpackwq2, times 1 db 4, 5, 4, 5, 4, 5, 4, 5, 6, 7, 6, 7, 6, 7, 6, 7
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const pb_shuf8x8c, times 1 db 0, 0, 0, 0, 2, 2, 2, 2, 4, 4, 4, 4, 6, 6, 6, 6
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const pb_movemask, times 16 db 0x00
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times 16 db 0xFF
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const pb_movemask_32, times 32 db 0x00
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times 32 db 0xFF
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times 32 db 0x00
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const pb_0000000000000F0F, times 2 db 0xff, 0x00
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times 12 db 0x00
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const pb_000000000000000F, db 0xff
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times 15 db 0x00
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;; 16-bit constants
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const pw_1, times 16 dw 1
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const pw_2, times 16 dw 2
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const pw_3, times 16 dw 3
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const pw_7, times 16 dw 7
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const pw_m2, times 8 dw -2
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const pw_4, times 8 dw 4
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const pw_8, times 8 dw 8
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const pw_16, times 16 dw 16
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const pw_15, times 16 dw 15
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const pw_31, times 16 dw 31
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const pw_32, times 16 dw 32
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const pw_64, times 8 dw 64
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const pw_128, times 16 dw 128
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const pw_256, times 16 dw 256
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const pw_257, times 16 dw 257
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const pw_512, times 16 dw 512
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const pw_1023, times 16 dw 1023
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const pw_1024, times 16 dw 1024
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const pw_2048, times 16 dw 2048
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const pw_4096, times 16 dw 4096
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const pw_8192, times 8 dw 8192
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const pw_00ff, times 16 dw 0x00ff
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const pw_ff00, times 8 dw 0xff00
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const pw_2000, times 16 dw 0x2000
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const pw_8000, times 8 dw 0x8000
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const pw_3fff, times 8 dw 0x3fff
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const pw_32_0, times 4 dw 32,
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times 4 dw 0
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const pw_pixel_max, times 16 dw ((1 << BIT_DEPTH)-1)
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const pw_0_15, times 2 dw 0, 1, 2, 3, 4, 5, 6, 7
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const pw_ppppmmmm, times 1 dw 1, 1, 1, 1, -1, -1, -1, -1
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const pw_ppmmppmm, times 1 dw 1, 1, -1, -1, 1, 1, -1, -1
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const pw_pmpmpmpm, times 16 dw 1, -1, 1, -1, 1, -1, 1, -1
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const pw_pmmpzzzz, times 1 dw 1, -1, -1, 1, 0, 0, 0, 0
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const multi_2Row, times 1 dw 1, 2, 3, 4, 1, 2, 3, 4
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const multiH, times 1 dw 9, 10, 11, 12, 13, 14, 15, 16
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const multiH3, times 1 dw 25, 26, 27, 28, 29, 30, 31, 32
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const multiL, times 1 dw 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16
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const multiH2, times 1 dw 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32
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const pw_planar16_mul, times 1 dw 15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0
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const pw_planar32_mul, times 1 dw 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16
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const pw_FFFFFFFFFFFFFFF0, dw 0x00
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times 7 dw 0xff
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const hmul_16p, times 16 db 1
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times 8 db 1, -1
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;; 32-bit constants
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const pd_1, times 8 dd 1
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const pd_2, times 8 dd 2
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const pd_4, times 4 dd 4
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const pd_8, times 4 dd 8
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const pd_16, times 8 dd 16
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const pd_31, times 4 dd 31
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const pd_32, times 8 dd 32
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const pd_64, times 4 dd 64
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const pd_128, times 4 dd 128
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const pd_256, times 4 dd 256
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const pd_512, times 4 dd 512
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const pd_1024, times 4 dd 1024
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const pd_2048, times 4 dd 2048
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const pd_ffff, times 4 dd 0xffff
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const pd_32767, times 4 dd 32767
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const pd_524416, times 4 dd 524416
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const pd_n32768, times 8 dd 0xffff8000
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const pd_n131072, times 4 dd 0xfffe0000
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const trans8_shuf, times 1 dd 0, 4, 1, 5, 2, 6, 3, 7
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const popcnt_table
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%assign x 0
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%rep 256
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; population count
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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)
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%assign x x+1
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%endrep
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