;*****************************************************************************
-;* x86inc.asm
+;* x86util.asm
;*****************************************************************************
-;* Copyright (C) 2008 Loren Merritt <lorenm@u.washington.edu>
+;* Copyright (C) 2008-2010 x264 project
;*
-;* 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.
+;* Authors: Loren Merritt <lorenm@u.washington.edu>
+;* Holger Lubitz <holger@lubitz.org>
;*
-;* This program is distributed in the hope that it will be useful,
+;* This file is part of Libav.
+;*
+;* Libav is free software; you can redistribute it and/or
+;* modify it under the terms of the GNU Lesser General Public
+;* License as published by the Free Software Foundation; either
+;* version 2.1 of the License, or (at your option) any later version.
+;*
+;* Libav 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.
+;* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+;* Lesser 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.
-;*****************************************************************************
+;* You should have received a copy of the GNU Lesser General Public
+;* License along with Libav; if not, write to the Free Software
+;* 51, Inc., Foundation Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+;******************************************************************************
%macro SBUTTERFLY 4
mova m%4, m%2
SWAP %3, %4
%endmacro
+%macro SBUTTERFLY2 4
+ mova m%4, m%2
+ punpckh%1 m%2, m%3
+ punpckl%1 m%4, m%3
+ SWAP %2, %4, %3
+%endmacro
+
+%macro TRANSPOSE4x4B 5
+ SBUTTERFLY bw, %1, %2, %5
+ SBUTTERFLY bw, %3, %4, %5
+ SBUTTERFLY wd, %1, %3, %5
+ SBUTTERFLY wd, %2, %4, %5
+ SWAP %2, %3
+%endmacro
+
%macro TRANSPOSE4x4W 5
SBUTTERFLY wd, %1, %2, %5
SBUTTERFLY wd, %3, %4, %5
SBUTTERFLY qdq, %4, %8, %2
SWAP %2, %5
SWAP %4, %7
-%if 0<11
+%if %0<11
movdqa m%5, %10
%endif
%endif
%endmacro
+; PABSW macros assume %1 != %2, while ABS1/2 macros work in-place
+%macro PABSW_MMX 2
+ pxor %1, %1
+ pcmpgtw %1, %2
+ pxor %2, %1
+ psubw %2, %1
+ SWAP %1, %2
+%endmacro
+
+%macro PSIGNW_MMX 2
+ pxor %1, %2
+ psubw %1, %2
+%endmacro
+
+%macro PABSW_MMX2 2
+ pxor %1, %1
+ psubw %1, %2
+ pmaxsw %1, %2
+%endmacro
+
+%macro PABSW_SSSE3 2
+ pabsw %1, %2
+%endmacro
+
+%macro PSIGNW_SSSE3 2
+ psignw %1, %2
+%endmacro
+
%macro ABS1_MMX 2 ; a, tmp
+ pxor %2, %2
+ pcmpgtw %2, %1
+ pxor %1, %2
+ psubw %1, %2
+%endmacro
+
+%macro ABS2_MMX 4 ; a, b, tmp0, tmp1
+ pxor %3, %3
+ pxor %4, %4
+ pcmpgtw %3, %1
+ pcmpgtw %4, %2
+ pxor %1, %3
+ pxor %2, %4
+ psubw %1, %3
+ psubw %2, %4
+%endmacro
+
+%macro ABS1_MMX2 2 ; a, tmp
pxor %2, %2
psubw %2, %1
pmaxsw %1, %2
%endmacro
-%macro ABS2_MMX 4 ; a, b, tmp0, tmp1
+%macro ABS2_MMX2 4 ; a, b, tmp0, tmp1
pxor %3, %3
pxor %4, %4
psubw %3, %1
pabsw %2, %2
%endmacro
-%define ABS1 ABS1_MMX
-%define ABS2 ABS2_MMX
+%macro ABSB_MMX 2
+ pxor %2, %2
+ psubb %2, %1
+ pminub %1, %2
+%endmacro
+
+%macro ABSB2_MMX 4
+ pxor %3, %3
+ pxor %4, %4
+ psubb %3, %1
+ psubb %4, %2
+ pminub %1, %3
+ pminub %2, %4
+%endmacro
+
+%macro ABSB_SSSE3 2
+ pabsb %1, %1
+%endmacro
+
+%macro ABSB2_SSSE3 4
+ pabsb %1, %1
+ pabsb %2, %2
+%endmacro
%macro ABS4 6
ABS2 %1, %2, %5, %6
ABS2 %3, %4, %5, %6
%endmacro
+%define ABS1 ABS1_MMX
+%define ABS2 ABS2_MMX
+%define ABSB ABSB_MMX
+%define ABSB2 ABSB2_MMX
+
%macro SPLATB_MMX 3
movd %1, [%2-3] ;to avoid crossing a cacheline
punpcklbw %1, %1
palignr %1, %2, %3
%endmacro
-%macro SUMSUB_BA 2
+%macro DEINTB 5 ; mask, reg1, mask, reg2, optional src to fill masks from
+%ifnum %5
+ mova m%1, m%5
+ mova m%3, m%5
+%else
+ mova m%1, %5
+ mova m%3, m%1
+%endif
+ pand m%1, m%2 ; dst .. y6 .. y4
+ pand m%3, m%4 ; src .. y6 .. y4
+ psrlw m%2, 8 ; dst .. y7 .. y5
+ psrlw m%4, 8 ; src .. y7 .. y5
+%endmacro
+
+%macro SUMSUB_BA 2-3
+%if %0==2
paddw %1, %2
paddw %2, %2
psubw %2, %1
+%else
+ mova %3, %1
+ paddw %1, %2
+ psubw %2, %3
+%endif
%endmacro
-%macro SUMSUB_BADC 4
+%macro SUMSUB_BADC 4-5
+%if %0==5
+ SUMSUB_BA %1, %2, %5
+ SUMSUB_BA %3, %4, %5
+%else
paddw %1, %2
paddw %3, %4
paddw %2, %2
paddw %4, %4
psubw %2, %1
psubw %4, %3
-%endmacro
-
-%macro HADAMARD8_1D 8
- SUMSUB_BADC %1, %5, %2, %6
- SUMSUB_BADC %3, %7, %4, %8
- SUMSUB_BADC %1, %3, %2, %4
- SUMSUB_BADC %5, %7, %6, %8
- SUMSUB_BADC %1, %2, %3, %4
- SUMSUB_BADC %5, %6, %7, %8
+%endif
%endmacro
%macro SUMSUB2_AB 3
psubw %3, %2
%endmacro
+%macro SUMSUB2_BA 3
+ mova m%3, m%1
+ paddw m%1, m%2
+ paddw m%1, m%2
+ psubw m%2, m%3
+ psubw m%2, m%3
+%endmacro
+
%macro SUMSUBD2_AB 4
mova %4, %1
mova %3, %2
- psraw %2, 1
- psraw %4, 1
- paddw %1, %2
- psubw %4, %3
+ psraw %2, 1 ; %2: %2>>1
+ psraw %1, 1 ; %1: %1>>1
+ paddw %2, %4 ; %2: %2>>1+%1
+ psubw %1, %3 ; %1: %1>>1-%2
%endmacro
+%macro DCT4_1D 5
+%ifnum %5
+ SUMSUB_BADC m%4, m%1, m%3, m%2; m%5
+ SUMSUB_BA m%3, m%4, m%5
+ SUMSUB2_AB m%1, m%2, m%5
+ SWAP %1, %3, %4, %5, %2
+%else
+ SUMSUB_BADC m%4, m%1, m%3, m%2
+ SUMSUB_BA m%3, m%4
+ mova [%5], m%2
+ SUMSUB2_AB m%1, [%5], m%2
+ SWAP %1, %3, %4, %2
+%endif
+%endmacro
+
+%macro IDCT4_1D 5-6
+%ifnum %5
+ SUMSUBD2_AB m%2, m%4, m%6, m%5
+ ; %2: %2>>1-%4 %4: %2+%4>>1
+ SUMSUB_BA m%3, m%1, m%6
+ ; %3: %1+%3 %1: %1-%3
+ SUMSUB_BADC m%4, m%3, m%2, m%1, m%6
+ ; %4: %1+%3 + (%2+%4>>1)
+ ; %3: %1+%3 - (%2+%4>>1)
+ ; %2: %1-%3 + (%2>>1-%4)
+ ; %1: %1-%3 - (%2>>1-%4)
+%else
+ SUMSUBD2_AB m%2, m%4, [%5], [%5+16]
+ SUMSUB_BA m%3, m%1
+ SUMSUB_BADC m%4, m%3, m%2, m%1
+%endif
+ SWAP %1, %4, %3
+ ; %1: %1+%3 + (%2+%4>>1) row0
+ ; %2: %1-%3 + (%2>>1-%4) row1
+ ; %3: %1-%3 - (%2>>1-%4) row2
+ ; %4: %1+%3 - (%2+%4>>1) row3
+%endmacro
+
+
%macro LOAD_DIFF 5
%ifidn %3, none
movh %1, %4
%endif
%endmacro
-%macro LOAD_DIFF_8x4P 6-8 r0,r2 ; 4x dest, 2x temp, 2x pointer
- LOAD_DIFF %1, %5, none, [%7], [%8]
- LOAD_DIFF %2, %6, none, [%7+r1], [%8+r3]
- LOAD_DIFF %3, %5, none, [%7+2*r1], [%8+2*r3]
- LOAD_DIFF %4, %6, none, [%7+r4], [%8+r5]
+%macro STORE_DCT 6
+ movq [%5+%6+ 0], m%1
+ movq [%5+%6+ 8], m%2
+ movq [%5+%6+16], m%3
+ movq [%5+%6+24], m%4
+ movhps [%5+%6+32], m%1
+ movhps [%5+%6+40], m%2
+ movhps [%5+%6+48], m%3
+ movhps [%5+%6+56], m%4
%endmacro
-%macro STORE_DIFF 4
+%macro LOAD_DIFF_8x4P 7-10 r0,r2,0 ; 4x dest, 2x temp, 2x pointer, increment?
+ LOAD_DIFF m%1, m%5, m%7, [%8], [%9]
+ LOAD_DIFF m%2, m%6, m%7, [%8+r1], [%9+r3]
+ LOAD_DIFF m%3, m%5, m%7, [%8+2*r1], [%9+2*r3]
+ LOAD_DIFF m%4, m%6, m%7, [%8+r4], [%9+r5]
+%if %10
+ lea %8, [%8+4*r1]
+ lea %9, [%9+4*r3]
+%endif
+%endmacro
+
+%macro DIFFx2 6-7
+ movh %3, %5
+ punpcklbw %3, %4
psraw %1, 6
+ paddsw %1, %3
+ movh %3, %6
+ punpcklbw %3, %4
+ psraw %2, 6
+ paddsw %2, %3
+ packuswb %2, %1
+%endmacro
+
+%macro STORE_DIFF 4
movh %2, %4
punpcklbw %2, %3
+ psraw %1, 6
paddsw %1, %2
packuswb %1, %1
movh %4, %1
%endmacro
+%macro STORE_DIFFx2 8 ; add1, add2, reg1, reg2, zero, shift, source, stride
+ movh %3, [%7]
+ movh %4, [%7+%8]
+ punpcklbw %3, %5
+ punpcklbw %4, %5
+ psraw %1, %6
+ psraw %2, %6
+ paddw %3, %1
+ paddw %4, %2
+ packuswb %3, %5
+ packuswb %4, %5
+ movh [%7], %3
+ movh [%7+%8], %4
+%endmacro
+
+%macro PMINUB_MMX 3 ; dst, src, tmp
+ mova %3, %1
+ psubusb %3, %2
+ psubb %1, %3
+%endmacro
+
+%macro PMINUB_MMXEXT 3 ; dst, src, ignored
+ pminub %1, %2
+%endmacro
projects / ffmpeg / blobdiff