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https://github.com/FFmpeg/FFmpeg.git
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Make x86util.asm LGPL so we can use it in LGPL asm
Strip out most x264-specific stuff (not used anywhere in ffmpeg). Originally committed as revision 23877 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Jason Garrett-Glaser
parent
bc14f04b2f
commit
37355fe823
@ -1,28 +1,27 @@
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;*****************************************************************************
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;* x86util.asm
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;*****************************************************************************
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;* Copyright (C) 2008 x264 project
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;* Copyright (C) 2008-2010 x264 project
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;*
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;* Authors: Holger Lubitz <holger@lubitz.org>
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;* Loren Merritt <lorenm@u.washington.edu>
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;* Authors: Loren Merritt <lorenm@u.washington.edu>
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;* Holger Lubitz <holger@lubitz.org>
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;*
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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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;* This file is part of FFmpeg.
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;*
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;* This program is distributed in the hope that it will be useful,
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;* FFmpeg 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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;* FFmpeg 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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;* 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 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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%assign FENC_STRIDE 16
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%assign FDEC_STRIDE 32
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;* You should have received a copy of the GNU Lesser General Public
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;* License along with FFmpeg; if not, write to the Free Software
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;* 51, Inc., Foundation Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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;******************************************************************************
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%macro SBUTTERFLY 4
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mova m%4, m%2
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@ -244,165 +243,6 @@
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%endif
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%endmacro
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%macro HADAMARD4_V 4+
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SUMSUB_BADC %1, %2, %3, %4
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SUMSUB_BADC %1, %3, %2, %4
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%endmacro
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%macro HADAMARD8_V 8+
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SUMSUB_BADC %1, %2, %3, %4
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SUMSUB_BADC %5, %6, %7, %8
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SUMSUB_BADC %1, %3, %2, %4
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SUMSUB_BADC %5, %7, %6, %8
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SUMSUB_BADC %1, %5, %2, %6
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SUMSUB_BADC %3, %7, %4, %8
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%endmacro
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%macro TRANS_SSE2 5-6
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; TRANSPOSE2x2
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; %1: transpose width (d/q) - use SBUTTERFLY qdq for dq
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; %2: ord/unord (for compat with sse4, unused)
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; %3/%4: source regs
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; %5/%6: tmp regs
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%ifidn %1, d
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%define mask [mask_10]
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%define shift 16
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%elifidn %1, q
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%define mask [mask_1100]
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%define shift 32
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%endif
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%if %0==6 ; less dependency if we have two tmp
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mova m%5, mask ; ff00
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mova m%6, m%4 ; x5x4
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psll%1 m%4, shift ; x4..
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pand m%6, m%5 ; x5..
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pandn m%5, m%3 ; ..x0
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psrl%1 m%3, shift ; ..x1
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por m%4, m%5 ; x4x0
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por m%3, m%6 ; x5x1
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%else ; more dependency, one insn less. sometimes faster, sometimes not
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mova m%5, m%4 ; x5x4
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psll%1 m%4, shift ; x4..
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pxor m%4, m%3 ; (x4^x1)x0
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pand m%4, mask ; (x4^x1)..
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pxor m%3, m%4 ; x4x0
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psrl%1 m%4, shift ; ..(x1^x4)
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pxor m%5, m%4 ; x5x1
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SWAP %4, %3, %5
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%endif
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%endmacro
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%macro TRANS_SSE4 5-6 ; see above
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%ifidn %1, d
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mova m%5, m%3
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%ifidn %2, ord
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psrl%1 m%3, 16
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%endif
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pblendw m%3, m%4, 10101010b
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psll%1 m%4, 16
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%ifidn %2, ord
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pblendw m%4, m%5, 01010101b
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%else
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psrl%1 m%5, 16
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por m%4, m%5
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%endif
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%elifidn %1, q
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mova m%5, m%3
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shufps m%3, m%4, 10001000b
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shufps m%5, m%4, 11011101b
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SWAP %4, %5
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%endif
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%endmacro
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%macro HADAMARD 5-6
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; %1=distance in words (0 for vertical pass, 1/2/4 for horizontal passes)
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; %2=sumsub/max/amax (sum and diff / maximum / maximum of absolutes)
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; %3/%4: regs
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; %5(%6): tmpregs
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%if %1!=0 ; have to reorder stuff for horizontal op
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%ifidn %2, sumsub
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%define ORDER ord
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; sumsub needs order because a-b != b-a unless a=b
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%else
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%define ORDER unord
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; if we just max, order doesn't matter (allows pblendw+or in sse4)
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%endif
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%if %1==1
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TRANS d, ORDER, %3, %4, %5, %6
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%elif %1==2
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%if mmsize==8
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SBUTTERFLY dq, %3, %4, %5
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%else
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TRANS q, ORDER, %3, %4, %5, %6
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%endif
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%elif %1==4
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SBUTTERFLY qdq, %3, %4, %5
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%endif
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%endif
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%ifidn %2, sumsub
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SUMSUB_BA m%3, m%4, m%5
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%else
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%ifidn %2, amax
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%if %0==6
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ABS2 m%3, m%4, m%5, m%6
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%else
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ABS1 m%3, m%5
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ABS1 m%4, m%5
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%endif
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%endif
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pmaxsw m%3, m%4
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%endif
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%endmacro
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%macro HADAMARD2_2D 6-7 sumsub
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HADAMARD 0, sumsub, %1, %2, %5
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HADAMARD 0, sumsub, %3, %4, %5
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SBUTTERFLY %6, %1, %2, %5
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%ifnum %7
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HADAMARD 0, amax, %1, %2, %5, %7
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%else
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HADAMARD 0, %7, %1, %2, %5
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%endif
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SBUTTERFLY %6, %3, %4, %5
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%ifnum %7
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HADAMARD 0, amax, %3, %4, %5, %7
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%else
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HADAMARD 0, %7, %3, %4, %5
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%endif
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%endmacro
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%macro HADAMARD4_2D 5-6 sumsub
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HADAMARD2_2D %1, %2, %3, %4, %5, wd
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HADAMARD2_2D %1, %3, %2, %4, %5, dq, %6
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SWAP %2, %3
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%endmacro
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%macro HADAMARD4_2D_SSE 5-6 sumsub
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HADAMARD 0, sumsub, %1, %2, %5 ; 1st V row 0 + 1
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HADAMARD 0, sumsub, %3, %4, %5 ; 1st V row 2 + 3
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SBUTTERFLY wd, %1, %2, %5 ; %1: m0 1+0 %2: m1 1+0
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SBUTTERFLY wd, %3, %4, %5 ; %3: m0 3+2 %4: m1 3+2
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HADAMARD2_2D %1, %3, %2, %4, %5, dq
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SBUTTERFLY qdq, %1, %2, %5
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HADAMARD 0, %6, %1, %2, %5 ; 2nd H m1/m0 row 0+1
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SBUTTERFLY qdq, %3, %4, %5
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HADAMARD 0, %6, %3, %4, %5 ; 2nd H m1/m0 row 2+3
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%endmacro
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%macro HADAMARD8_2D 9-10 sumsub
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HADAMARD2_2D %1, %2, %3, %4, %9, wd
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HADAMARD2_2D %5, %6, %7, %8, %9, wd
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HADAMARD2_2D %1, %3, %2, %4, %9, dq
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HADAMARD2_2D %5, %7, %6, %8, %9, dq
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HADAMARD2_2D %1, %5, %3, %7, %9, qdq, %10
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HADAMARD2_2D %2, %6, %4, %8, %9, qdq, %10
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%ifnidn %10, amax
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SWAP %2, %5
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SWAP %4, %7
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%endif
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%endmacro
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%macro SUMSUB2_AB 3
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mova %3, %1
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paddw %1, %1
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@ -483,32 +323,6 @@
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%endif
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%endmacro
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%macro LOAD_DIFF8x4_SSE2 8
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LOAD_DIFF m%1, m%5, m%6, [%7+%1*FENC_STRIDE], [%8+%1*FDEC_STRIDE]
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LOAD_DIFF m%2, m%5, m%6, [%7+%2*FENC_STRIDE], [%8+%2*FDEC_STRIDE]
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LOAD_DIFF m%3, m%5, m%6, [%7+%3*FENC_STRIDE], [%8+%3*FDEC_STRIDE]
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LOAD_DIFF m%4, m%5, m%6, [%7+%4*FENC_STRIDE], [%8+%4*FDEC_STRIDE]
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%endmacro
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%macro LOAD_DIFF8x4_SSSE3 8 ; 4x dst, 1x tmp, 1x mul, 2x ptr
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movh m%2, [%8+%1*FDEC_STRIDE]
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movh m%1, [%7+%1*FENC_STRIDE]
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punpcklbw m%1, m%2
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movh m%3, [%8+%2*FDEC_STRIDE]
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movh m%2, [%7+%2*FENC_STRIDE]
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punpcklbw m%2, m%3
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movh m%4, [%8+%3*FDEC_STRIDE]
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movh m%3, [%7+%3*FENC_STRIDE]
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punpcklbw m%3, m%4
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movh m%5, [%8+%4*FDEC_STRIDE]
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movh m%4, [%7+%4*FENC_STRIDE]
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punpcklbw m%4, m%5
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pmaddubsw m%1, m%6
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pmaddubsw m%2, m%6
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pmaddubsw m%3, m%6
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pmaddubsw m%4, m%6
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%endmacro
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%macro STORE_DCT 6
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movq [%5+%6+ 0], m%1
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movq [%5+%6+ 8], m%2
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@ -520,17 +334,6 @@
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movhps [%5+%6+56], m%4
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%endmacro
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%macro STORE_IDCT 4
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movhps [r0-4*FDEC_STRIDE], %1
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movh [r0-3*FDEC_STRIDE], %1
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movhps [r0-2*FDEC_STRIDE], %2
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movh [r0-1*FDEC_STRIDE], %2
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movhps [r0+0*FDEC_STRIDE], %3
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movh [r0+1*FDEC_STRIDE], %3
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movhps [r0+2*FDEC_STRIDE], %4
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movh [r0+3*FDEC_STRIDE], %4
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%endmacro
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%macro LOAD_DIFF_8x4P 7-10 r0,r2,0 ; 4x dest, 2x temp, 2x pointer, increment?
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LOAD_DIFF m%1, m%5, m%7, [%8], [%9]
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LOAD_DIFF m%2, m%6, m%7, [%8+r1], [%9+r3]
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