2001-07-22 14:18:56 +00:00
|
|
|
/*
|
|
|
|
* DSP utils : average functions are compiled twice for 3dnow/mmx2
|
|
|
|
* Copyright (c) 2000, 2001 Gerard Lantau.
|
2002-05-17 01:04:14 +00:00
|
|
|
* Copyright (c) 2002 Michael Niedermayer
|
2001-07-22 14:18:56 +00:00
|
|
|
*
|
|
|
|
* 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., 675 Mass Ave, Cambridge, MA 02139, USA.
|
|
|
|
*
|
|
|
|
* MMX optimization by Nick Kurshev <nickols_k@mail.ru>
|
2002-05-17 01:04:14 +00:00
|
|
|
* mostly rewritten by Michael Niedermayer <michaelni@gmx.at>
|
2001-07-22 14:18:56 +00:00
|
|
|
*/
|
|
|
|
|
|
|
|
static void DEF(put_pixels_x2)(UINT8 *block, const UINT8 *pixels, int line_size, int h)
|
|
|
|
{
|
|
|
|
__asm __volatile(
|
2002-05-17 01:04:14 +00:00
|
|
|
"xorl %%eax, %%eax \n\t"
|
|
|
|
".balign 16 \n\t"
|
|
|
|
"1: \n\t"
|
|
|
|
"movq (%1, %%eax), %%mm0 \n\t"
|
|
|
|
"movq 1(%1, %%eax), %%mm1 \n\t"
|
|
|
|
"movq (%2, %%eax), %%mm2 \n\t"
|
|
|
|
"movq 1(%2, %%eax), %%mm3 \n\t"
|
|
|
|
PAVGB" %%mm1, %%mm0 \n\t"
|
|
|
|
PAVGB" %%mm3, %%mm2 \n\t"
|
|
|
|
"movq %%mm0, (%3, %%eax) \n\t"
|
|
|
|
"movq %%mm2, (%4, %%eax) \n\t"
|
|
|
|
"addl %5, %%eax \n\t"
|
|
|
|
"movq (%1, %%eax), %%mm0 \n\t"
|
|
|
|
"movq 1(%1, %%eax), %%mm1 \n\t"
|
|
|
|
"movq (%2, %%eax), %%mm2 \n\t"
|
|
|
|
"movq 1(%2, %%eax), %%mm3 \n\t"
|
|
|
|
PAVGB" %%mm1, %%mm0 \n\t"
|
|
|
|
PAVGB" %%mm3, %%mm2 \n\t"
|
|
|
|
"movq %%mm0, (%3, %%eax) \n\t"
|
|
|
|
"movq %%mm2, (%4, %%eax) \n\t"
|
|
|
|
"addl %5, %%eax \n\t"
|
|
|
|
"subl $4, %0 \n\t"
|
|
|
|
" jnz 1b \n\t"
|
|
|
|
:"+g"(h)
|
|
|
|
:"r"(pixels), "r"(pixels+line_size), "r" (block), "r" (block+line_size),
|
|
|
|
"r"(line_size<<1)
|
|
|
|
:"%eax", "memory");
|
|
|
|
}
|
|
|
|
|
|
|
|
static void DEF(put_no_rnd_pixels_x2)(UINT8 *block, const UINT8 *pixels, int line_size, int h)
|
|
|
|
{
|
2001-07-22 14:18:56 +00:00
|
|
|
__asm __volatile(
|
2002-05-17 01:04:14 +00:00
|
|
|
"xorl %%eax, %%eax \n\t"
|
|
|
|
"movq "MANGLE(mm_bone)", %%mm7 \n\t"
|
|
|
|
".balign 16 \n\t"
|
|
|
|
"1: \n\t"
|
|
|
|
"movq (%1, %%eax), %%mm0 \n\t"
|
|
|
|
"movq 1(%1, %%eax), %%mm1 \n\t"
|
|
|
|
"movq (%2, %%eax), %%mm2 \n\t"
|
|
|
|
"movq 1(%2, %%eax), %%mm3 \n\t"
|
|
|
|
"psubusb %%mm7, %%mm0 \n\t"
|
|
|
|
"psubusb %%mm7, %%mm2 \n\t"
|
|
|
|
PAVGB" %%mm1, %%mm0 \n\t"
|
|
|
|
PAVGB" %%mm3, %%mm2 \n\t"
|
|
|
|
"movq %%mm0, (%3, %%eax) \n\t"
|
|
|
|
"movq %%mm2, (%4, %%eax) \n\t"
|
|
|
|
"addl %5, %%eax \n\t"
|
|
|
|
"movq (%1, %%eax), %%mm0 \n\t"
|
|
|
|
"movq 1(%1, %%eax), %%mm1 \n\t"
|
|
|
|
"movq (%2, %%eax), %%mm2 \n\t"
|
|
|
|
"movq 1(%2, %%eax), %%mm3 \n\t"
|
|
|
|
"psubusb %%mm7, %%mm0 \n\t"
|
|
|
|
"psubusb %%mm7, %%mm2 \n\t"
|
|
|
|
PAVGB" %%mm1, %%mm0 \n\t"
|
|
|
|
PAVGB" %%mm3, %%mm2 \n\t"
|
|
|
|
"movq %%mm0, (%3, %%eax) \n\t"
|
|
|
|
"movq %%mm2, (%4, %%eax) \n\t"
|
|
|
|
"addl %5, %%eax \n\t"
|
|
|
|
"subl $4, %0 \n\t"
|
|
|
|
" jnz 1b \n\t"
|
|
|
|
:"+g"(h)
|
|
|
|
:"r"(pixels), "r"(pixels+line_size), "r" (block), "r" (block+line_size),
|
|
|
|
"r"(line_size<<1)
|
|
|
|
:"%eax", "memory");
|
2001-07-22 14:18:56 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
static void DEF(put_pixels_y2)(UINT8 *block, const UINT8 *pixels, int line_size, int h)
|
|
|
|
{
|
|
|
|
__asm __volatile(
|
2002-05-17 01:04:14 +00:00
|
|
|
"xorl %%eax, %%eax \n\t"
|
|
|
|
"movq (%1), %%mm0 \n\t"
|
|
|
|
".balign 16 \n\t"
|
|
|
|
"1: \n\t"
|
|
|
|
"movq (%2, %%eax), %%mm1 \n\t"
|
|
|
|
"movq (%3, %%eax), %%mm2 \n\t"
|
|
|
|
PAVGB" %%mm1, %%mm0 \n\t"
|
|
|
|
PAVGB" %%mm2, %%mm1 \n\t"
|
|
|
|
"movq %%mm0, (%4, %%eax) \n\t"
|
|
|
|
"movq %%mm1, (%5, %%eax) \n\t"
|
|
|
|
"addl %6, %%eax \n\t"
|
|
|
|
"movq (%2, %%eax), %%mm1 \n\t"
|
|
|
|
"movq (%3, %%eax), %%mm0 \n\t"
|
|
|
|
PAVGB" %%mm1, %%mm2 \n\t"
|
|
|
|
PAVGB" %%mm0, %%mm1 \n\t"
|
|
|
|
"movq %%mm2, (%4, %%eax) \n\t"
|
|
|
|
"movq %%mm1, (%5, %%eax) \n\t"
|
|
|
|
"addl %6, %%eax \n\t"
|
|
|
|
"subl $4, %0 \n\t"
|
|
|
|
" jnz 1b \n\t"
|
|
|
|
:"+g"(h)
|
|
|
|
:"r"(pixels), "r"(pixels+line_size), "r"(pixels+line_size*2), "r" (block),
|
|
|
|
"r" (block+line_size), "g"(line_size<<1)
|
|
|
|
:"%eax", "memory");
|
|
|
|
}
|
|
|
|
|
|
|
|
static void DEF(put_no_rnd_pixels_y2)(UINT8 *block, const UINT8 *pixels, int line_size, int h)
|
|
|
|
{
|
2001-07-22 14:18:56 +00:00
|
|
|
__asm __volatile(
|
2002-05-17 01:04:14 +00:00
|
|
|
"movq "MANGLE(mm_bone)", %%mm7 \n\t"
|
|
|
|
"xorl %%eax, %%eax \n\t"
|
|
|
|
"movq (%1), %%mm0 \n\t"
|
|
|
|
".balign 16 \n\t"
|
|
|
|
"1: \n\t"
|
|
|
|
"movq (%2, %%eax), %%mm1 \n\t"
|
|
|
|
"movq (%3, %%eax), %%mm2 \n\t"
|
|
|
|
"psubusb %%mm7, %%mm1 \n\t"
|
|
|
|
PAVGB" %%mm1, %%mm0 \n\t"
|
|
|
|
PAVGB" %%mm2, %%mm1 \n\t"
|
|
|
|
"movq %%mm0, (%4, %%eax) \n\t"
|
|
|
|
"movq %%mm1, (%5, %%eax) \n\t"
|
|
|
|
"addl %6, %%eax \n\t"
|
|
|
|
"movq (%2, %%eax), %%mm1 \n\t"
|
|
|
|
"movq (%3, %%eax), %%mm0 \n\t"
|
|
|
|
"psubusb %%mm7, %%mm1 \n\t"
|
|
|
|
PAVGB" %%mm1, %%mm2 \n\t"
|
|
|
|
PAVGB" %%mm0, %%mm1 \n\t"
|
|
|
|
"movq %%mm2, (%4, %%eax) \n\t"
|
|
|
|
"movq %%mm1, (%5, %%eax) \n\t"
|
|
|
|
"addl %6, %%eax \n\t"
|
|
|
|
"subl $4, %0 \n\t"
|
|
|
|
" jnz 1b \n\t"
|
|
|
|
:"+g"(h)
|
|
|
|
:"r"(pixels), "r"(pixels+line_size), "r"(pixels+line_size*2), "r" (block),
|
|
|
|
"r" (block+line_size), "g"(line_size<<1)
|
|
|
|
:"%eax", "memory");
|
2001-07-22 14:18:56 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
static void DEF(avg_pixels)(UINT8 *block, const UINT8 *pixels, int line_size, int h)
|
|
|
|
{
|
|
|
|
__asm __volatile(
|
2002-05-17 01:04:14 +00:00
|
|
|
"xorl %%eax, %%eax \n\t"
|
|
|
|
".balign 16 \n\t"
|
|
|
|
"1: \n\t"
|
|
|
|
"movq (%1, %%eax), %%mm0 \n\t"
|
|
|
|
"movq (%2, %%eax), %%mm2 \n\t"
|
|
|
|
"movq (%3, %%eax), %%mm3 \n\t"
|
|
|
|
"movq (%4, %%eax), %%mm4 \n\t"
|
|
|
|
PAVGB" %%mm3, %%mm0 \n\t"
|
|
|
|
PAVGB" %%mm4, %%mm2 \n\t"
|
|
|
|
"movq %%mm0, (%3, %%eax) \n\t"
|
|
|
|
"movq %%mm2, (%4, %%eax) \n\t"
|
|
|
|
"addl %5, %%eax \n\t"
|
|
|
|
"movq (%1, %%eax), %%mm0 \n\t"
|
|
|
|
"movq (%2, %%eax), %%mm2 \n\t"
|
|
|
|
"movq (%3, %%eax), %%mm3 \n\t"
|
|
|
|
"movq (%4, %%eax), %%mm4 \n\t"
|
|
|
|
PAVGB" %%mm3, %%mm0 \n\t"
|
|
|
|
PAVGB" %%mm4, %%mm2 \n\t"
|
|
|
|
"movq %%mm0, (%3, %%eax) \n\t"
|
|
|
|
"movq %%mm2, (%4, %%eax) \n\t"
|
|
|
|
"addl %5, %%eax \n\t"
|
|
|
|
"subl $4, %0 \n\t"
|
|
|
|
" jnz 1b \n\t"
|
|
|
|
:"+g"(h)
|
|
|
|
:"r"(pixels), "r"(pixels+line_size), "r" (block), "r" (block+line_size),
|
|
|
|
"r"(line_size<<1)
|
|
|
|
:"%eax", "memory");
|
2001-07-22 14:18:56 +00:00
|
|
|
}
|
|
|
|
|
2002-05-17 01:04:14 +00:00
|
|
|
static void DEF(avg_pixels_x2)(UINT8 *block, const UINT8 *pixels, int line_size, int h)
|
2001-07-22 14:18:56 +00:00
|
|
|
{
|
|
|
|
__asm __volatile(
|
2002-05-17 01:04:14 +00:00
|
|
|
"xorl %%eax, %%eax \n\t"
|
|
|
|
".balign 16 \n\t"
|
|
|
|
"1: \n\t"
|
|
|
|
"movq (%1, %%eax), %%mm0 \n\t"
|
|
|
|
"movq 1(%1, %%eax), %%mm1 \n\t"
|
|
|
|
"movq (%2, %%eax), %%mm2 \n\t"
|
|
|
|
"movq 1(%2, %%eax), %%mm3 \n\t"
|
|
|
|
PAVGB" %%mm1, %%mm0 \n\t"
|
|
|
|
PAVGB" %%mm3, %%mm2 \n\t"
|
|
|
|
"movq (%3, %%eax), %%mm3 \n\t"
|
|
|
|
"movq (%4, %%eax), %%mm4 \n\t"
|
|
|
|
PAVGB" %%mm3, %%mm0 \n\t"
|
|
|
|
PAVGB" %%mm4, %%mm2 \n\t"
|
|
|
|
"movq %%mm0, (%3, %%eax) \n\t"
|
|
|
|
"movq %%mm2, (%4, %%eax) \n\t"
|
|
|
|
"addl %5, %%eax \n\t"
|
|
|
|
"movq (%1, %%eax), %%mm0 \n\t"
|
|
|
|
"movq 1(%1, %%eax), %%mm1 \n\t"
|
|
|
|
"movq (%2, %%eax), %%mm2 \n\t"
|
|
|
|
"movq 1(%2, %%eax), %%mm3 \n\t"
|
|
|
|
PAVGB" %%mm1, %%mm0 \n\t"
|
|
|
|
PAVGB" %%mm3, %%mm2 \n\t"
|
|
|
|
"movq (%3, %%eax), %%mm3 \n\t"
|
|
|
|
"movq (%4, %%eax), %%mm4 \n\t"
|
|
|
|
PAVGB" %%mm3, %%mm0 \n\t"
|
|
|
|
PAVGB" %%mm4, %%mm2 \n\t"
|
|
|
|
"movq %%mm0, (%3, %%eax) \n\t"
|
|
|
|
"movq %%mm2, (%4, %%eax) \n\t"
|
|
|
|
"addl %5, %%eax \n\t"
|
|
|
|
"subl $4, %0 \n\t"
|
|
|
|
" jnz 1b \n\t"
|
|
|
|
:"+g"(h)
|
|
|
|
:"r"(pixels), "r"(pixels+line_size), "r" (block), "r" (block+line_size),
|
|
|
|
"r"(line_size<<1)
|
|
|
|
:"%eax", "memory");
|
2001-07-22 14:18:56 +00:00
|
|
|
}
|
|
|
|
|
2002-05-17 01:04:14 +00:00
|
|
|
static void DEF(avg_pixels_y2)(UINT8 *block, const UINT8 *pixels, int line_size, int h)
|
2001-07-22 14:18:56 +00:00
|
|
|
{
|
|
|
|
__asm __volatile(
|
2002-05-17 01:04:14 +00:00
|
|
|
"xorl %%eax, %%eax \n\t"
|
|
|
|
"movq (%1), %%mm0 \n\t"
|
|
|
|
".balign 16 \n\t"
|
|
|
|
"1: \n\t"
|
|
|
|
"movq (%2, %%eax), %%mm1 \n\t"
|
|
|
|
"movq (%3, %%eax), %%mm2 \n\t"
|
|
|
|
PAVGB" %%mm1, %%mm0 \n\t"
|
|
|
|
PAVGB" %%mm2, %%mm1 \n\t"
|
|
|
|
"movq (%4, %%eax), %%mm3 \n\t"
|
|
|
|
"movq (%5, %%eax), %%mm4 \n\t"
|
|
|
|
PAVGB" %%mm3, %%mm0 \n\t"
|
|
|
|
PAVGB" %%mm4, %%mm1 \n\t"
|
|
|
|
"movq %%mm0, (%4, %%eax) \n\t"
|
|
|
|
"movq %%mm1, (%5, %%eax) \n\t"
|
|
|
|
"addl %6, %%eax \n\t"
|
|
|
|
"movq (%2, %%eax), %%mm1 \n\t"
|
|
|
|
"movq (%3, %%eax), %%mm0 \n\t"
|
|
|
|
PAVGB" %%mm1, %%mm2 \n\t"
|
|
|
|
PAVGB" %%mm0, %%mm1 \n\t"
|
|
|
|
"movq (%4, %%eax), %%mm3 \n\t"
|
|
|
|
"movq (%5, %%eax), %%mm4 \n\t"
|
|
|
|
PAVGB" %%mm3, %%mm2 \n\t"
|
|
|
|
PAVGB" %%mm4, %%mm1 \n\t"
|
|
|
|
"movq %%mm2, (%4, %%eax) \n\t"
|
|
|
|
"movq %%mm1, (%5, %%eax) \n\t"
|
|
|
|
"addl %6, %%eax \n\t"
|
|
|
|
"subl $4, %0 \n\t"
|
|
|
|
" jnz 1b \n\t"
|
|
|
|
:"+g"(h)
|
|
|
|
:"r"(pixels), "r"(pixels+line_size), "r"(pixels+line_size*2), "r" (block),
|
|
|
|
"r" (block+line_size), "g"(line_size<<1)
|
|
|
|
:"%eax", "memory");
|
2001-07-22 14:18:56 +00:00
|
|
|
}
|
|
|
|
|
2002-05-17 01:04:14 +00:00
|
|
|
// Note this is not correctly rounded, but this function is only used for b frames so it doesnt matter
|
|
|
|
static void DEF(avg_pixels_xy2)(UINT8 *block, const UINT8 *pixels, int line_size, int h)
|
2001-07-22 14:18:56 +00:00
|
|
|
{
|
|
|
|
__asm __volatile(
|
2002-05-17 01:04:14 +00:00
|
|
|
"movq "MANGLE(mm_bone)", %%mm7 \n\t"
|
|
|
|
"xorl %%eax, %%eax \n\t"
|
|
|
|
"movq (%1), %%mm0 \n\t"
|
|
|
|
"movq 1(%1), %%mm1 \n\t"
|
|
|
|
PAVGB" %%mm1, %%mm0 \n\t"
|
|
|
|
".balign 16 \n\t"
|
|
|
|
"1: \n\t"
|
|
|
|
"movq (%2, %%eax), %%mm1 \n\t"
|
|
|
|
"movq (%3, %%eax), %%mm2 \n\t"
|
|
|
|
"movq 1(%2, %%eax), %%mm3 \n\t"
|
|
|
|
"movq 1(%3, %%eax), %%mm4 \n\t"
|
|
|
|
"psubusb %%mm7, %%mm2 \n\t"
|
|
|
|
PAVGB" %%mm3, %%mm1 \n\t"
|
|
|
|
PAVGB" %%mm4, %%mm2 \n\t"
|
|
|
|
PAVGB" %%mm1, %%mm0 \n\t"
|
|
|
|
PAVGB" %%mm2, %%mm1 \n\t"
|
|
|
|
"movq (%4, %%eax), %%mm3 \n\t"
|
|
|
|
"movq (%5, %%eax), %%mm4 \n\t"
|
|
|
|
PAVGB" %%mm3, %%mm0 \n\t"
|
|
|
|
PAVGB" %%mm4, %%mm1 \n\t"
|
|
|
|
"movq %%mm0, (%4, %%eax) \n\t"
|
|
|
|
"movq %%mm1, (%5, %%eax) \n\t"
|
|
|
|
"addl %6, %%eax \n\t"
|
|
|
|
"movq (%2, %%eax), %%mm1 \n\t"
|
|
|
|
"movq (%3, %%eax), %%mm0 \n\t"
|
|
|
|
"movq 1(%2, %%eax), %%mm3 \n\t"
|
|
|
|
"movq 1(%3, %%eax), %%mm4 \n\t"
|
|
|
|
PAVGB" %%mm3, %%mm1 \n\t"
|
|
|
|
PAVGB" %%mm4, %%mm0 \n\t"
|
|
|
|
PAVGB" %%mm1, %%mm2 \n\t"
|
|
|
|
PAVGB" %%mm0, %%mm1 \n\t"
|
|
|
|
"movq (%4, %%eax), %%mm3 \n\t"
|
|
|
|
"movq (%5, %%eax), %%mm4 \n\t"
|
|
|
|
PAVGB" %%mm3, %%mm2 \n\t"
|
|
|
|
PAVGB" %%mm4, %%mm1 \n\t"
|
|
|
|
"movq %%mm2, (%4, %%eax) \n\t"
|
|
|
|
"movq %%mm1, (%5, %%eax) \n\t"
|
|
|
|
"addl %6, %%eax \n\t"
|
|
|
|
"subl $4, %0 \n\t"
|
|
|
|
" jnz 1b \n\t"
|
|
|
|
:"+g"(h)
|
|
|
|
:"r"(pixels), "r"(pixels+line_size), "r"(pixels+line_size*2), "r" (block),
|
|
|
|
"r" (block+line_size), "g"(line_size<<1)
|
|
|
|
:"%eax", "memory");
|
2001-07-22 14:18:56 +00:00
|
|
|
}
|
|
|
|
|
2002-05-17 01:04:14 +00:00
|
|
|
//Note: the sub* functions are no used
|
|
|
|
|
2001-07-22 14:18:56 +00:00
|
|
|
static void DEF(sub_pixels_x2)( DCTELEM *block, const UINT8 *pixels, int line_size, int h)
|
|
|
|
{
|
|
|
|
DCTELEM *p;
|
|
|
|
const UINT8 *pix;
|
|
|
|
p = block;
|
|
|
|
pix = pixels;
|
|
|
|
__asm __volatile(
|
2001-11-10 14:36:12 +00:00
|
|
|
"pxor %%mm7, %%mm7":);
|
2001-07-22 14:18:56 +00:00
|
|
|
do {
|
|
|
|
__asm __volatile(
|
|
|
|
"movq 1%1, %%mm2\n\t"
|
|
|
|
"movq %0, %%mm0\n\t"
|
|
|
|
PAVGB" %1, %%mm2\n\t"
|
|
|
|
"movq 8%0, %%mm1\n\t"
|
|
|
|
"movq %%mm2, %%mm3\n\t"
|
|
|
|
"punpcklbw %%mm7, %%mm2\n\t"
|
|
|
|
"punpckhbw %%mm7, %%mm3\n\t"
|
|
|
|
"psubsw %%mm2, %%mm0\n\t"
|
|
|
|
"psubsw %%mm3, %%mm1\n\t"
|
|
|
|
"movq %%mm0, %0\n\t"
|
|
|
|
"movq %%mm1, 8%0\n\t"
|
2001-11-10 14:36:12 +00:00
|
|
|
:"+m"(*p)
|
2001-07-22 14:18:56 +00:00
|
|
|
:"m"(*pix)
|
|
|
|
:"memory");
|
|
|
|
pix += line_size;
|
|
|
|
p += 8;
|
|
|
|
} while (--h);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void DEF(sub_pixels_y2)( DCTELEM *block, const UINT8 *pixels, int line_size, int h)
|
|
|
|
{
|
|
|
|
DCTELEM *p;
|
|
|
|
const UINT8 *pix;
|
|
|
|
p = block;
|
|
|
|
pix = pixels;
|
|
|
|
__asm __volatile(
|
2001-11-10 14:36:12 +00:00
|
|
|
"pxor %%mm7, %%mm7":);
|
2001-07-22 14:18:56 +00:00
|
|
|
do {
|
|
|
|
__asm __volatile(
|
|
|
|
"movq %2, %%mm2\n\t"
|
|
|
|
"movq %0, %%mm0\n\t"
|
|
|
|
PAVGB" %1, %%mm2\n\t"
|
|
|
|
"movq 8%0, %%mm1\n\t"
|
|
|
|
"movq %%mm2, %%mm3\n\t"
|
|
|
|
"punpcklbw %%mm7, %%mm2\n\t"
|
|
|
|
"punpckhbw %%mm7, %%mm3\n\t"
|
|
|
|
"psubsw %%mm2, %%mm0\n\t"
|
|
|
|
"psubsw %%mm3, %%mm1\n\t"
|
|
|
|
"movq %%mm0, %0\n\t"
|
|
|
|
"movq %%mm1, 8%0\n\t"
|
2001-11-10 14:36:12 +00:00
|
|
|
:"+m"(*p)
|
2001-07-22 14:18:56 +00:00
|
|
|
:"m"(*pix), "m"(*(pix+line_size))
|
|
|
|
:"memory");
|
|
|
|
pix += line_size;
|
|
|
|
p += 8;
|
|
|
|
} while (--h);
|
|
|
|
}
|
|
|
|
|