mirror of https://git.ffmpeg.org/ffmpeg.git
1014 lines
26 KiB
NASM
1014 lines
26 KiB
NASM
;*****************************************************************************
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;* MMX/SSE2-optimized H.264 iDCT
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;*****************************************************************************
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;* Copyright (C) 2004-2005 Michael Niedermayer, Loren Merritt
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;* Copyright (C) 2003-2008 x264 project
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;*
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;* Authors: Laurent Aimar <fenrir@via.ecp.fr>
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;* Loren Merritt <lorenm@u.washington.edu>
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;* Holger Lubitz <hal@duncan.ol.sub.de>
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;* Min Chen <chenm001.163.com>
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;*
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;* This file is part of Libav.
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;*
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;* Libav is free software; you can redistribute it and/or
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;* modify it under the terms of the GNU Lesser General Public
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;* License as published by the Free Software Foundation; either
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;* version 2.1 of the License, or (at your option) any later version.
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;*
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;* Libav 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 GNU
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;* Lesser General Public License for more details.
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;*
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;* You should have received a copy of the GNU Lesser General Public
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;* License along with Libav; if not, write to the Free Software
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;* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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;*****************************************************************************
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%include "x86inc.asm"
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%include "x86util.asm"
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SECTION_RODATA
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; FIXME this table is a duplicate from h264data.h, and will be removed once the tables from, h264 have been split
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scan8_mem: db 4+ 1*8, 5+ 1*8, 4+ 2*8, 5+ 2*8
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db 6+ 1*8, 7+ 1*8, 6+ 2*8, 7+ 2*8
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db 4+ 3*8, 5+ 3*8, 4+ 4*8, 5+ 4*8
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db 6+ 3*8, 7+ 3*8, 6+ 4*8, 7+ 4*8
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db 4+ 6*8, 5+ 6*8, 4+ 7*8, 5+ 7*8
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db 6+ 6*8, 7+ 6*8, 6+ 7*8, 7+ 7*8
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db 4+ 8*8, 5+ 8*8, 4+ 9*8, 5+ 9*8
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db 6+ 8*8, 7+ 8*8, 6+ 9*8, 7+ 9*8
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db 4+11*8, 5+11*8, 4+12*8, 5+12*8
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db 6+11*8, 7+11*8, 6+12*8, 7+12*8
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db 4+13*8, 5+13*8, 4+14*8, 5+14*8
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db 6+13*8, 7+13*8, 6+14*8, 7+14*8
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%ifdef PIC
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%define npicregs 1
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%define scan8 picregq
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%else
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%define npicregs 0
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%define scan8 scan8_mem
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%endif
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cextern pw_32
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cextern pw_1
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SECTION .text
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; %1=uint8_t *dst, %2=int16_t *block, %3=int stride
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%macro IDCT4_ADD 3
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; Load dct coeffs
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movq m0, [%2]
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movq m1, [%2+8]
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movq m2, [%2+16]
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movq m3, [%2+24]
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IDCT4_1D w, 0, 1, 2, 3, 4, 5
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mova m6, [pw_32]
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TRANSPOSE4x4W 0, 1, 2, 3, 4
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paddw m0, m6
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IDCT4_1D w, 0, 1, 2, 3, 4, 5
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pxor m7, m7
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STORE_DIFFx2 m0, m1, m4, m5, m7, 6, %1, %3
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lea %1, [%1+%3*2]
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STORE_DIFFx2 m2, m3, m4, m5, m7, 6, %1, %3
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%endmacro
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INIT_MMX
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; ff_h264_idct_add_mmx(uint8_t *dst, int16_t *block, int stride)
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cglobal h264_idct_add_8_mmx, 3, 3, 0
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IDCT4_ADD r0, r1, r2
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RET
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%macro IDCT8_1D 2
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mova m0, m1
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psraw m1, 1
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mova m4, m5
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psraw m4, 1
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paddw m4, m5
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paddw m1, m0
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paddw m4, m7
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paddw m1, m5
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psubw m4, m0
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paddw m1, m3
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psubw m0, m3
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psubw m5, m3
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psraw m3, 1
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paddw m0, m7
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psubw m5, m7
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psraw m7, 1
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psubw m0, m3
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psubw m5, m7
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mova m7, m1
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psraw m1, 2
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mova m3, m4
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psraw m3, 2
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paddw m3, m0
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psraw m0, 2
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paddw m1, m5
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psraw m5, 2
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psubw m0, m4
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psubw m7, m5
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mova m5, m6
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psraw m6, 1
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mova m4, m2
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psraw m4, 1
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paddw m6, m2
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psubw m4, m5
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mova m2, %1
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mova m5, %2
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SUMSUB_BA w, 5, 2
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SUMSUB_BA w, 6, 5
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SUMSUB_BA w, 4, 2
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SUMSUB_BA w, 7, 6
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SUMSUB_BA w, 0, 4
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SUMSUB_BA w, 3, 2
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SUMSUB_BA w, 1, 5
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SWAP 7, 6, 4, 5, 2, 3, 1, 0 ; 70315246 -> 01234567
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%endmacro
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%macro IDCT8_1D_FULL 1
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mova m7, [%1+112]
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mova m6, [%1+ 96]
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mova m5, [%1+ 80]
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mova m3, [%1+ 48]
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mova m2, [%1+ 32]
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mova m1, [%1+ 16]
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IDCT8_1D [%1], [%1+ 64]
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%endmacro
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; %1=int16_t *block, %2=int16_t *dstblock
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%macro IDCT8_ADD_MMX_START 2
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IDCT8_1D_FULL %1
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mova [%1], m7
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TRANSPOSE4x4W 0, 1, 2, 3, 7
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mova m7, [%1]
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mova [%2 ], m0
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mova [%2+16], m1
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mova [%2+32], m2
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mova [%2+48], m3
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TRANSPOSE4x4W 4, 5, 6, 7, 3
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mova [%2+ 8], m4
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mova [%2+24], m5
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mova [%2+40], m6
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mova [%2+56], m7
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%endmacro
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; %1=uint8_t *dst, %2=int16_t *block, %3=int stride
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%macro IDCT8_ADD_MMX_END 3
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IDCT8_1D_FULL %2
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mova [%2 ], m5
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mova [%2+16], m6
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mova [%2+32], m7
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pxor m7, m7
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STORE_DIFFx2 m0, m1, m5, m6, m7, 6, %1, %3
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lea %1, [%1+%3*2]
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STORE_DIFFx2 m2, m3, m5, m6, m7, 6, %1, %3
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mova m0, [%2 ]
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mova m1, [%2+16]
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mova m2, [%2+32]
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lea %1, [%1+%3*2]
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STORE_DIFFx2 m4, m0, m5, m6, m7, 6, %1, %3
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lea %1, [%1+%3*2]
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STORE_DIFFx2 m1, m2, m5, m6, m7, 6, %1, %3
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%endmacro
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INIT_MMX
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; ff_h264_idct8_add_mmx(uint8_t *dst, int16_t *block, int stride)
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cglobal h264_idct8_add_8_mmx, 3, 4, 0
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%assign pad 128+4-(stack_offset&7)
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SUB rsp, pad
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add word [r1], 32
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IDCT8_ADD_MMX_START r1 , rsp
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IDCT8_ADD_MMX_START r1+8, rsp+64
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lea r3, [r0+4]
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IDCT8_ADD_MMX_END r0 , rsp, r2
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IDCT8_ADD_MMX_END r3 , rsp+8, r2
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ADD rsp, pad
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RET
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; %1=uint8_t *dst, %2=int16_t *block, %3=int stride
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%macro IDCT8_ADD_SSE 4
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IDCT8_1D_FULL %2
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%if ARCH_X86_64
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TRANSPOSE8x8W 0, 1, 2, 3, 4, 5, 6, 7, 8
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%else
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TRANSPOSE8x8W 0, 1, 2, 3, 4, 5, 6, 7, [%2], [%2+16]
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%endif
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paddw m0, [pw_32]
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%if ARCH_X86_64 == 0
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mova [%2 ], m0
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mova [%2+16], m4
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IDCT8_1D [%2], [%2+ 16]
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mova [%2 ], m6
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mova [%2+16], m7
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%else
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SWAP 0, 8
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SWAP 4, 9
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IDCT8_1D m8, m9
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SWAP 6, 8
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SWAP 7, 9
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%endif
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pxor m7, m7
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lea %4, [%3*3]
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STORE_DIFF m0, m6, m7, [%1 ]
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STORE_DIFF m1, m6, m7, [%1+%3 ]
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STORE_DIFF m2, m6, m7, [%1+%3*2]
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STORE_DIFF m3, m6, m7, [%1+%4 ]
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%if ARCH_X86_64 == 0
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mova m0, [%2 ]
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mova m1, [%2+16]
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%else
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SWAP 0, 8
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SWAP 1, 9
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%endif
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lea %1, [%1+%3*4]
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STORE_DIFF m4, m6, m7, [%1 ]
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STORE_DIFF m5, m6, m7, [%1+%3 ]
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STORE_DIFF m0, m6, m7, [%1+%3*2]
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STORE_DIFF m1, m6, m7, [%1+%4 ]
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%endmacro
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INIT_XMM
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; ff_h264_idct8_add_sse2(uint8_t *dst, int16_t *block, int stride)
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cglobal h264_idct8_add_8_sse2, 3, 4, 10
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IDCT8_ADD_SSE r0, r1, r2, r3
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RET
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%macro DC_ADD_MMX2_INIT 2-3
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%if %0 == 2
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movsx %1, word [%1]
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add %1, 32
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sar %1, 6
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movd m0, %1d
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lea %1, [%2*3]
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%else
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add %3, 32
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sar %3, 6
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movd m0, %3d
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lea %3, [%2*3]
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%endif
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pshufw m0, m0, 0
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pxor m1, m1
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psubw m1, m0
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packuswb m0, m0
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packuswb m1, m1
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%endmacro
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%macro DC_ADD_MMX2_OP 4
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%1 m2, [%2 ]
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%1 m3, [%2+%3 ]
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%1 m4, [%2+%3*2]
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%1 m5, [%2+%4 ]
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paddusb m2, m0
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paddusb m3, m0
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paddusb m4, m0
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paddusb m5, m0
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psubusb m2, m1
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psubusb m3, m1
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psubusb m4, m1
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psubusb m5, m1
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%1 [%2 ], m2
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%1 [%2+%3 ], m3
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%1 [%2+%3*2], m4
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%1 [%2+%4 ], m5
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%endmacro
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INIT_MMX
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; ff_h264_idct_dc_add_mmx2(uint8_t *dst, int16_t *block, int stride)
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cglobal h264_idct_dc_add_8_mmx2, 3, 3, 0
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DC_ADD_MMX2_INIT r1, r2
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DC_ADD_MMX2_OP movh, r0, r2, r1
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RET
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; ff_h264_idct8_dc_add_mmx2(uint8_t *dst, int16_t *block, int stride)
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cglobal h264_idct8_dc_add_8_mmx2, 3, 3, 0
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DC_ADD_MMX2_INIT r1, r2
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DC_ADD_MMX2_OP mova, r0, r2, r1
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lea r0, [r0+r2*4]
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DC_ADD_MMX2_OP mova, r0, r2, r1
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RET
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; ff_h264_idct_add16_mmx(uint8_t *dst, const int *block_offset,
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; DCTELEM *block, int stride, const uint8_t nnzc[6*8])
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cglobal h264_idct_add16_8_mmx, 5, 7 + npicregs, 0, dst, block_offset, block, stride, nnzc, cntr, coeff, picreg
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xor r5, r5
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%ifdef PIC
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lea picregq, [scan8_mem]
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%endif
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.nextblock:
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movzx r6, byte [scan8+r5]
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movzx r6, byte [r4+r6]
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test r6, r6
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jz .skipblock
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mov r6d, dword [r1+r5*4]
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lea r6, [r0+r6]
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IDCT4_ADD r6, r2, r3
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.skipblock:
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inc r5
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add r2, 32
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cmp r5, 16
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jl .nextblock
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REP_RET
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; ff_h264_idct8_add4_mmx(uint8_t *dst, const int *block_offset,
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; DCTELEM *block, int stride, const uint8_t nnzc[6*8])
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cglobal h264_idct8_add4_8_mmx, 5, 7 + npicregs, 0, dst, block_offset, block, stride, nnzc, cntr, coeff, picreg
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%assign pad 128+4-(stack_offset&7)
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SUB rsp, pad
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xor r5, r5
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%ifdef PIC
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lea picregq, [scan8_mem]
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%endif
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.nextblock:
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movzx r6, byte [scan8+r5]
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movzx r6, byte [r4+r6]
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test r6, r6
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jz .skipblock
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mov r6d, dword [r1+r5*4]
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add r6, r0
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add word [r2], 32
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IDCT8_ADD_MMX_START r2 , rsp
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IDCT8_ADD_MMX_START r2+8, rsp+64
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IDCT8_ADD_MMX_END r6 , rsp, r3
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mov r6d, dword [r1+r5*4]
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lea r6, [r0+r6+4]
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IDCT8_ADD_MMX_END r6 , rsp+8, r3
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.skipblock:
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add r5, 4
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add r2, 128
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cmp r5, 16
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jl .nextblock
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ADD rsp, pad
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RET
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; ff_h264_idct_add16_mmx2(uint8_t *dst, const int *block_offset,
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; DCTELEM *block, int stride, const uint8_t nnzc[6*8])
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cglobal h264_idct_add16_8_mmx2, 5, 8 + npicregs, 0, dst1, block_offset, block, stride, nnzc, cntr, coeff, dst2, picreg
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xor r5, r5
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%ifdef PIC
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lea picregq, [scan8_mem]
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%endif
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.nextblock:
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movzx r6, byte [scan8+r5]
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movzx r6, byte [r4+r6]
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test r6, r6
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jz .skipblock
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cmp r6, 1
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jnz .no_dc
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movsx r6, word [r2]
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test r6, r6
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jz .no_dc
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DC_ADD_MMX2_INIT r2, r3, r6
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%if ARCH_X86_64 == 0
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%define dst2q r1
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%define dst2d r1d
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%endif
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mov dst2d, dword [r1+r5*4]
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lea dst2q, [r0+dst2q]
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DC_ADD_MMX2_OP movh, dst2q, r3, r6
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%if ARCH_X86_64 == 0
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mov r1, r1m
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%endif
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inc r5
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add r2, 32
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cmp r5, 16
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jl .nextblock
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REP_RET
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.no_dc:
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mov r6d, dword [r1+r5*4]
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add r6, r0
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IDCT4_ADD r6, r2, r3
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.skipblock:
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inc r5
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add r2, 32
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cmp r5, 16
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jl .nextblock
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REP_RET
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; ff_h264_idct_add16intra_mmx(uint8_t *dst, const int *block_offset,
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; DCTELEM *block, int stride, const uint8_t nnzc[6*8])
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cglobal h264_idct_add16intra_8_mmx, 5, 7 + npicregs, 0, dst, block_offset, block, stride, nnzc, cntr, coeff, picreg
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xor r5, r5
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%ifdef PIC
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lea picregq, [scan8_mem]
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%endif
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.nextblock:
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movzx r6, byte [scan8+r5]
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movzx r6, byte [r4+r6]
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or r6w, word [r2]
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test r6, r6
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jz .skipblock
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mov r6d, dword [r1+r5*4]
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add r6, r0
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IDCT4_ADD r6, r2, r3
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.skipblock:
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inc r5
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add r2, 32
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cmp r5, 16
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jl .nextblock
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REP_RET
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; ff_h264_idct_add16intra_mmx2(uint8_t *dst, const int *block_offset,
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; DCTELEM *block, int stride, const uint8_t nnzc[6*8])
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cglobal h264_idct_add16intra_8_mmx2, 5, 8 + npicregs, 0, dst1, block_offset, block, stride, nnzc, cntr, coeff, dst2, picreg
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xor r5, r5
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%ifdef PIC
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lea picregq, [scan8_mem]
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%endif
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.nextblock:
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movzx r6, byte [scan8+r5]
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movzx r6, byte [r4+r6]
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test r6, r6
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jz .try_dc
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mov r6d, dword [r1+r5*4]
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lea r6, [r0+r6]
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IDCT4_ADD r6, r2, r3
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inc r5
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add r2, 32
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cmp r5, 16
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jl .nextblock
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REP_RET
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.try_dc:
|
|
movsx r6, word [r2]
|
|
test r6, r6
|
|
jz .skipblock
|
|
DC_ADD_MMX2_INIT r2, r3, r6
|
|
%if ARCH_X86_64 == 0
|
|
%define dst2q r1
|
|
%define dst2d r1d
|
|
%endif
|
|
mov dst2d, dword [r1+r5*4]
|
|
add dst2q, r0
|
|
DC_ADD_MMX2_OP movh, dst2q, r3, r6
|
|
%if ARCH_X86_64 == 0
|
|
mov r1, r1m
|
|
%endif
|
|
.skipblock:
|
|
inc r5
|
|
add r2, 32
|
|
cmp r5, 16
|
|
jl .nextblock
|
|
REP_RET
|
|
|
|
; ff_h264_idct8_add4_mmx2(uint8_t *dst, const int *block_offset,
|
|
; DCTELEM *block, int stride, const uint8_t nnzc[6*8])
|
|
cglobal h264_idct8_add4_8_mmx2, 5, 8 + npicregs, 0, dst1, block_offset, block, stride, nnzc, cntr, coeff, dst2, picreg
|
|
%assign pad 128+4-(stack_offset&7)
|
|
SUB rsp, pad
|
|
|
|
xor r5, r5
|
|
%ifdef PIC
|
|
lea picregq, [scan8_mem]
|
|
%endif
|
|
.nextblock:
|
|
movzx r6, byte [scan8+r5]
|
|
movzx r6, byte [r4+r6]
|
|
test r6, r6
|
|
jz .skipblock
|
|
cmp r6, 1
|
|
jnz .no_dc
|
|
movsx r6, word [r2]
|
|
test r6, r6
|
|
jz .no_dc
|
|
DC_ADD_MMX2_INIT r2, r3, r6
|
|
%if ARCH_X86_64 == 0
|
|
%define dst2q r1
|
|
%define dst2d r1d
|
|
%endif
|
|
mov dst2d, dword [r1+r5*4]
|
|
lea dst2q, [r0+dst2q]
|
|
DC_ADD_MMX2_OP mova, dst2q, r3, r6
|
|
lea dst2q, [dst2q+r3*4]
|
|
DC_ADD_MMX2_OP mova, dst2q, r3, r6
|
|
%if ARCH_X86_64 == 0
|
|
mov r1, r1m
|
|
%endif
|
|
add r5, 4
|
|
add r2, 128
|
|
cmp r5, 16
|
|
jl .nextblock
|
|
|
|
ADD rsp, pad
|
|
RET
|
|
.no_dc:
|
|
mov r6d, dword [r1+r5*4]
|
|
add r6, r0
|
|
add word [r2], 32
|
|
IDCT8_ADD_MMX_START r2 , rsp
|
|
IDCT8_ADD_MMX_START r2+8, rsp+64
|
|
IDCT8_ADD_MMX_END r6 , rsp, r3
|
|
mov r6d, dword [r1+r5*4]
|
|
lea r6, [r0+r6+4]
|
|
IDCT8_ADD_MMX_END r6 , rsp+8, r3
|
|
.skipblock:
|
|
add r5, 4
|
|
add r2, 128
|
|
cmp r5, 16
|
|
jl .nextblock
|
|
|
|
ADD rsp, pad
|
|
RET
|
|
|
|
INIT_XMM
|
|
; ff_h264_idct8_add4_sse2(uint8_t *dst, const int *block_offset,
|
|
; DCTELEM *block, int stride, const uint8_t nnzc[6*8])
|
|
cglobal h264_idct8_add4_8_sse2, 5, 8 + npicregs, 10, dst1, block_offset, block, stride, nnzc, cntr, coeff, dst2, picreg
|
|
xor r5, r5
|
|
%ifdef PIC
|
|
lea picregq, [scan8_mem]
|
|
%endif
|
|
.nextblock:
|
|
movzx r6, byte [scan8+r5]
|
|
movzx r6, byte [r4+r6]
|
|
test r6, r6
|
|
jz .skipblock
|
|
cmp r6, 1
|
|
jnz .no_dc
|
|
movsx r6, word [r2]
|
|
test r6, r6
|
|
jz .no_dc
|
|
INIT_MMX
|
|
DC_ADD_MMX2_INIT r2, r3, r6
|
|
%if ARCH_X86_64 == 0
|
|
%define dst2q r1
|
|
%define dst2d r1d
|
|
%endif
|
|
mov dst2d, dword [r1+r5*4]
|
|
add dst2q, r0
|
|
DC_ADD_MMX2_OP mova, dst2q, r3, r6
|
|
lea dst2q, [dst2q+r3*4]
|
|
DC_ADD_MMX2_OP mova, dst2q, r3, r6
|
|
%if ARCH_X86_64 == 0
|
|
mov r1, r1m
|
|
%endif
|
|
add r5, 4
|
|
add r2, 128
|
|
cmp r5, 16
|
|
jl .nextblock
|
|
REP_RET
|
|
.no_dc:
|
|
INIT_XMM
|
|
mov dst2d, dword [r1+r5*4]
|
|
add dst2q, r0
|
|
IDCT8_ADD_SSE dst2q, r2, r3, r6
|
|
%if ARCH_X86_64 == 0
|
|
mov r1, r1m
|
|
%endif
|
|
.skipblock:
|
|
add r5, 4
|
|
add r2, 128
|
|
cmp r5, 16
|
|
jl .nextblock
|
|
REP_RET
|
|
|
|
INIT_MMX
|
|
h264_idct_add8_mmx_plane:
|
|
.nextblock:
|
|
movzx r6, byte [scan8+r5]
|
|
movzx r6, byte [r4+r6]
|
|
or r6w, word [r2]
|
|
test r6, r6
|
|
jz .skipblock
|
|
%if ARCH_X86_64
|
|
mov r0d, dword [r1+r5*4]
|
|
add r0, [dst2q]
|
|
%else
|
|
mov r0, r1m ; XXX r1m here is actually r0m of the calling func
|
|
mov r0, [r0]
|
|
add r0, dword [r1+r5*4]
|
|
%endif
|
|
IDCT4_ADD r0, r2, r3
|
|
.skipblock:
|
|
inc r5
|
|
add r2, 32
|
|
test r5, 3
|
|
jnz .nextblock
|
|
rep ret
|
|
|
|
; ff_h264_idct_add8_mmx(uint8_t **dest, const int *block_offset,
|
|
; DCTELEM *block, int stride, const uint8_t nnzc[6*8])
|
|
cglobal h264_idct_add8_8_mmx, 5, 8 + npicregs, 0, dst1, block_offset, block, stride, nnzc, cntr, coeff, dst2, picreg
|
|
mov r5, 16
|
|
add r2, 512
|
|
%ifdef PIC
|
|
lea picregq, [scan8_mem]
|
|
%endif
|
|
%if ARCH_X86_64
|
|
mov dst2q, r0
|
|
%endif
|
|
call h264_idct_add8_mmx_plane
|
|
mov r5, 32
|
|
add r2, 384
|
|
%if ARCH_X86_64
|
|
add dst2q, gprsize
|
|
%else
|
|
add r0mp, gprsize
|
|
%endif
|
|
call h264_idct_add8_mmx_plane
|
|
RET
|
|
|
|
h264_idct_add8_mmx2_plane:
|
|
.nextblock:
|
|
movzx r6, byte [scan8+r5]
|
|
movzx r6, byte [r4+r6]
|
|
test r6, r6
|
|
jz .try_dc
|
|
%if ARCH_X86_64
|
|
mov r0d, dword [r1+r5*4]
|
|
add r0, [dst2q]
|
|
%else
|
|
mov r0, r1m ; XXX r1m here is actually r0m of the calling func
|
|
mov r0, [r0]
|
|
add r0, dword [r1+r5*4]
|
|
%endif
|
|
IDCT4_ADD r0, r2, r3
|
|
inc r5
|
|
add r2, 32
|
|
test r5, 3
|
|
jnz .nextblock
|
|
rep ret
|
|
.try_dc:
|
|
movsx r6, word [r2]
|
|
test r6, r6
|
|
jz .skipblock
|
|
DC_ADD_MMX2_INIT r2, r3, r6
|
|
%if ARCH_X86_64
|
|
mov r0d, dword [r1+r5*4]
|
|
add r0, [dst2q]
|
|
%else
|
|
mov r0, r1m ; XXX r1m here is actually r0m of the calling func
|
|
mov r0, [r0]
|
|
add r0, dword [r1+r5*4]
|
|
%endif
|
|
DC_ADD_MMX2_OP movh, r0, r3, r6
|
|
.skipblock:
|
|
inc r5
|
|
add r2, 32
|
|
test r5, 3
|
|
jnz .nextblock
|
|
rep ret
|
|
|
|
; ff_h264_idct_add8_mmx2(uint8_t **dest, const int *block_offset,
|
|
; DCTELEM *block, int stride, const uint8_t nnzc[6*8])
|
|
cglobal h264_idct_add8_8_mmx2, 5, 8 + npicregs, 0, dst1, block_offset, block, stride, nnzc, cntr, coeff, dst2, picreg
|
|
mov r5, 16
|
|
add r2, 512
|
|
%if ARCH_X86_64
|
|
mov dst2q, r0
|
|
%endif
|
|
%ifdef PIC
|
|
lea picregq, [scan8_mem]
|
|
%endif
|
|
call h264_idct_add8_mmx2_plane
|
|
mov r5, 32
|
|
add r2, 384
|
|
%if ARCH_X86_64
|
|
add dst2q, gprsize
|
|
%else
|
|
add r0mp, gprsize
|
|
%endif
|
|
call h264_idct_add8_mmx2_plane
|
|
RET
|
|
|
|
INIT_MMX
|
|
; r0 = uint8_t *dst, r2 = int16_t *block, r3 = int stride, r6=clobbered
|
|
h264_idct_dc_add8_mmx2:
|
|
movd m0, [r2 ] ; 0 0 X D
|
|
punpcklwd m0, [r2+32] ; x X d D
|
|
paddsw m0, [pw_32]
|
|
psraw m0, 6
|
|
punpcklwd m0, m0 ; d d D D
|
|
pxor m1, m1 ; 0 0 0 0
|
|
psubw m1, m0 ; -d-d-D-D
|
|
packuswb m0, m1 ; -d-d-D-D d d D D
|
|
pshufw m1, m0, 0xFA ; -d-d-d-d-D-D-D-D
|
|
punpcklwd m0, m0 ; d d d d D D D D
|
|
lea r6, [r3*3]
|
|
DC_ADD_MMX2_OP movq, r0, r3, r6
|
|
ret
|
|
|
|
ALIGN 16
|
|
INIT_XMM
|
|
; r0 = uint8_t *dst (clobbered), r2 = int16_t *block, r3 = int stride
|
|
h264_add8x4_idct_sse2:
|
|
movq m0, [r2+ 0]
|
|
movq m1, [r2+ 8]
|
|
movq m2, [r2+16]
|
|
movq m3, [r2+24]
|
|
movhps m0, [r2+32]
|
|
movhps m1, [r2+40]
|
|
movhps m2, [r2+48]
|
|
movhps m3, [r2+56]
|
|
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
|
|
pxor m7, m7
|
|
STORE_DIFFx2 m0, m1, m4, m5, m7, 6, r0, r3
|
|
lea r0, [r0+r3*2]
|
|
STORE_DIFFx2 m2, m3, m4, m5, m7, 6, r0, r3
|
|
ret
|
|
|
|
%macro add16_sse2_cycle 2
|
|
movzx r0, word [r4+%2]
|
|
test r0, r0
|
|
jz .cycle%1end
|
|
mov r0d, dword [r1+%1*8]
|
|
%if ARCH_X86_64
|
|
add r0, r5
|
|
%else
|
|
add r0, r0m
|
|
%endif
|
|
call h264_add8x4_idct_sse2
|
|
.cycle%1end:
|
|
%if %1 < 7
|
|
add r2, 64
|
|
%endif
|
|
%endmacro
|
|
|
|
; ff_h264_idct_add16_sse2(uint8_t *dst, const int *block_offset,
|
|
; DCTELEM *block, int stride, const uint8_t nnzc[6*8])
|
|
cglobal h264_idct_add16_8_sse2, 5, 5 + ARCH_X86_64, 8
|
|
%if ARCH_X86_64
|
|
mov r5, r0
|
|
%endif
|
|
; unrolling of the loop leads to an average performance gain of
|
|
; 20-25%
|
|
add16_sse2_cycle 0, 0xc
|
|
add16_sse2_cycle 1, 0x14
|
|
add16_sse2_cycle 2, 0xe
|
|
add16_sse2_cycle 3, 0x16
|
|
add16_sse2_cycle 4, 0x1c
|
|
add16_sse2_cycle 5, 0x24
|
|
add16_sse2_cycle 6, 0x1e
|
|
add16_sse2_cycle 7, 0x26
|
|
RET
|
|
|
|
%macro add16intra_sse2_cycle 2
|
|
movzx r0, word [r4+%2]
|
|
test r0, r0
|
|
jz .try%1dc
|
|
mov r0d, dword [r1+%1*8]
|
|
%if ARCH_X86_64
|
|
add r0, r7
|
|
%else
|
|
add r0, r0m
|
|
%endif
|
|
call h264_add8x4_idct_sse2
|
|
jmp .cycle%1end
|
|
.try%1dc:
|
|
movsx r0, word [r2 ]
|
|
or r0w, word [r2+32]
|
|
jz .cycle%1end
|
|
mov r0d, dword [r1+%1*8]
|
|
%if ARCH_X86_64
|
|
add r0, r7
|
|
%else
|
|
add r0, r0m
|
|
%endif
|
|
call h264_idct_dc_add8_mmx2
|
|
.cycle%1end:
|
|
%if %1 < 7
|
|
add r2, 64
|
|
%endif
|
|
%endmacro
|
|
|
|
; ff_h264_idct_add16intra_sse2(uint8_t *dst, const int *block_offset,
|
|
; DCTELEM *block, int stride, const uint8_t nnzc[6*8])
|
|
cglobal h264_idct_add16intra_8_sse2, 5, 7 + ARCH_X86_64, 8
|
|
%if ARCH_X86_64
|
|
mov r7, r0
|
|
%endif
|
|
add16intra_sse2_cycle 0, 0xc
|
|
add16intra_sse2_cycle 1, 0x14
|
|
add16intra_sse2_cycle 2, 0xe
|
|
add16intra_sse2_cycle 3, 0x16
|
|
add16intra_sse2_cycle 4, 0x1c
|
|
add16intra_sse2_cycle 5, 0x24
|
|
add16intra_sse2_cycle 6, 0x1e
|
|
add16intra_sse2_cycle 7, 0x26
|
|
RET
|
|
|
|
%macro add8_sse2_cycle 2
|
|
movzx r0, word [r4+%2]
|
|
test r0, r0
|
|
jz .try%1dc
|
|
%if ARCH_X86_64
|
|
mov r0d, dword [r1+(%1&1)*8+64*(1+(%1>>1))]
|
|
add r0, [r7]
|
|
%else
|
|
mov r0, r0m
|
|
mov r0, [r0]
|
|
add r0, dword [r1+(%1&1)*8+64*(1+(%1>>1))]
|
|
%endif
|
|
call h264_add8x4_idct_sse2
|
|
jmp .cycle%1end
|
|
.try%1dc:
|
|
movsx r0, word [r2 ]
|
|
or r0w, word [r2+32]
|
|
jz .cycle%1end
|
|
%if ARCH_X86_64
|
|
mov r0d, dword [r1+(%1&1)*8+64*(1+(%1>>1))]
|
|
add r0, [r7]
|
|
%else
|
|
mov r0, r0m
|
|
mov r0, [r0]
|
|
add r0, dword [r1+(%1&1)*8+64*(1+(%1>>1))]
|
|
%endif
|
|
call h264_idct_dc_add8_mmx2
|
|
.cycle%1end:
|
|
%if %1 == 1
|
|
add r2, 384+64
|
|
%elif %1 < 3
|
|
add r2, 64
|
|
%endif
|
|
%endmacro
|
|
|
|
; ff_h264_idct_add8_sse2(uint8_t **dest, const int *block_offset,
|
|
; DCTELEM *block, int stride, const uint8_t nnzc[6*8])
|
|
cglobal h264_idct_add8_8_sse2, 5, 7 + ARCH_X86_64, 8
|
|
add r2, 512
|
|
%if ARCH_X86_64
|
|
mov r7, r0
|
|
%endif
|
|
add8_sse2_cycle 0, 0x34
|
|
add8_sse2_cycle 1, 0x3c
|
|
%if ARCH_X86_64
|
|
add r7, gprsize
|
|
%else
|
|
add r0mp, gprsize
|
|
%endif
|
|
add8_sse2_cycle 2, 0x5c
|
|
add8_sse2_cycle 3, 0x64
|
|
RET
|
|
|
|
;void ff_h264_luma_dc_dequant_idct_mmx(DCTELEM *output, DCTELEM *input, int qmul)
|
|
|
|
%macro WALSH4_1D 5
|
|
SUMSUB_BADC w, %4, %3, %2, %1, %5
|
|
SUMSUB_BADC w, %4, %2, %3, %1, %5
|
|
SWAP %1, %4, %3
|
|
%endmacro
|
|
|
|
%macro DEQUANT_MMX 3
|
|
mova m7, [pw_1]
|
|
mova m4, %1
|
|
punpcklwd %1, m7
|
|
punpckhwd m4, m7
|
|
mova m5, %2
|
|
punpcklwd %2, m7
|
|
punpckhwd m5, m7
|
|
movd m7, t3d
|
|
punpckldq m7, m7
|
|
pmaddwd %1, m7
|
|
pmaddwd %2, m7
|
|
pmaddwd m4, m7
|
|
pmaddwd m5, m7
|
|
psrad %1, %3
|
|
psrad %2, %3
|
|
psrad m4, %3
|
|
psrad m5, %3
|
|
packssdw %1, m4
|
|
packssdw %2, m5
|
|
%endmacro
|
|
|
|
%macro STORE_WORDS_MMX 5
|
|
movd t0d, %1
|
|
psrlq %1, 32
|
|
movd t1d, %1
|
|
mov [t2+%2*32], t0w
|
|
mov [t2+%4*32], t1w
|
|
shr t0d, 16
|
|
shr t1d, 16
|
|
mov [t2+%3*32], t0w
|
|
mov [t2+%5*32], t1w
|
|
%endmacro
|
|
|
|
%macro DEQUANT_STORE_MMX 1
|
|
DEQUANT_MMX m0, m1, %1
|
|
STORE_WORDS_MMX m0, 0, 1, 4, 5
|
|
STORE_WORDS_MMX m1, 2, 3, 6, 7
|
|
|
|
DEQUANT_MMX m2, m3, %1
|
|
STORE_WORDS_MMX m2, 8, 9, 12, 13
|
|
STORE_WORDS_MMX m3, 10, 11, 14, 15
|
|
%endmacro
|
|
|
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%macro STORE_WORDS_SSE 9
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movd t0d, %1
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|
psrldq %1, 4
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movd t1d, %1
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psrldq %1, 4
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mov [t2+%2*32], t0w
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|
mov [t2+%4*32], t1w
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|
shr t0d, 16
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|
shr t1d, 16
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|
mov [t2+%3*32], t0w
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|
mov [t2+%5*32], t1w
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|
movd t0d, %1
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|
psrldq %1, 4
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|
movd t1d, %1
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|
mov [t2+%6*32], t0w
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|
mov [t2+%8*32], t1w
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|
shr t0d, 16
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|
shr t1d, 16
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|
mov [t2+%7*32], t0w
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|
mov [t2+%9*32], t1w
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|
%endmacro
|
|
|
|
%macro DEQUANT_STORE_SSE2 1
|
|
movd xmm4, t3d
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|
movq xmm5, [pw_1]
|
|
pshufd xmm4, xmm4, 0
|
|
movq2dq xmm0, m0
|
|
movq2dq xmm1, m1
|
|
movq2dq xmm2, m2
|
|
movq2dq xmm3, m3
|
|
punpcklwd xmm0, xmm5
|
|
punpcklwd xmm1, xmm5
|
|
punpcklwd xmm2, xmm5
|
|
punpcklwd xmm3, xmm5
|
|
pmaddwd xmm0, xmm4
|
|
pmaddwd xmm1, xmm4
|
|
pmaddwd xmm2, xmm4
|
|
pmaddwd xmm3, xmm4
|
|
psrad xmm0, %1
|
|
psrad xmm1, %1
|
|
psrad xmm2, %1
|
|
psrad xmm3, %1
|
|
packssdw xmm0, xmm1
|
|
packssdw xmm2, xmm3
|
|
STORE_WORDS_SSE xmm0, 0, 1, 4, 5, 2, 3, 6, 7
|
|
STORE_WORDS_SSE xmm2, 8, 9, 12, 13, 10, 11, 14, 15
|
|
%endmacro
|
|
|
|
%macro IDCT_DC_DEQUANT 2
|
|
cglobal h264_luma_dc_dequant_idct_%1, 3,4,%2
|
|
; manually spill XMM registers for Win64 because
|
|
; the code here is initialized with INIT_MMX
|
|
WIN64_SPILL_XMM %2
|
|
movq m3, [r1+24]
|
|
movq m2, [r1+16]
|
|
movq m1, [r1+ 8]
|
|
movq m0, [r1+ 0]
|
|
WALSH4_1D 0,1,2,3,4
|
|
TRANSPOSE4x4W 0,1,2,3,4
|
|
WALSH4_1D 0,1,2,3,4
|
|
|
|
; shift, tmp, output, qmul
|
|
%if WIN64
|
|
DECLARE_REG_TMP 0,3,1,2
|
|
; we can't avoid this, because r0 is the shift register (ecx) on win64
|
|
xchg r0, t2
|
|
%elif ARCH_X86_64
|
|
DECLARE_REG_TMP 3,1,0,2
|
|
%else
|
|
DECLARE_REG_TMP 1,3,0,2
|
|
%endif
|
|
|
|
cmp t3d, 32767
|
|
jg .big_qmul
|
|
add t3d, 128 << 16
|
|
%ifidn %1,mmx
|
|
DEQUANT_STORE_MMX 8
|
|
%else
|
|
DEQUANT_STORE_SSE2 8
|
|
%endif
|
|
RET
|
|
.big_qmul:
|
|
bsr t0d, t3d
|
|
add t3d, 128 << 16
|
|
mov t1d, 7
|
|
cmp t0d, t1d
|
|
cmovg t0d, t1d
|
|
inc t1d
|
|
shr t3d, t0b
|
|
sub t1d, t0d
|
|
%ifidn %1,mmx
|
|
movd m6, t1d
|
|
DEQUANT_STORE_MMX m6
|
|
%else
|
|
movd xmm6, t1d
|
|
DEQUANT_STORE_SSE2 xmm6
|
|
%endif
|
|
RET
|
|
%endmacro
|
|
|
|
INIT_MMX
|
|
IDCT_DC_DEQUANT mmx, 0
|
|
IDCT_DC_DEQUANT sse2, 7
|