mirror of
https://github.com/FFmpeg/FFmpeg.git
synced 2024-12-02 03:06:28 +02:00
74685f6783
This makes it less confusing when this template is shared both by dsputil and by hpeldsp. Signed-off-by: Martin Storsjö <martin@martin.st>
225 lines
8.8 KiB
C
225 lines
8.8 KiB
C
/*
|
|
* DSP utils mmx functions are compiled twice for rnd/no_rnd
|
|
* Copyright (c) 2000, 2001 Fabrice Bellard
|
|
* Copyright (c) 2003-2004 Michael Niedermayer <michaelni@gmx.at>
|
|
*
|
|
* MMX optimization by Nick Kurshev <nickols_k@mail.ru>
|
|
* mostly rewritten by Michael Niedermayer <michaelni@gmx.at>
|
|
* and improved by Zdenek Kabelac <kabi@users.sf.net>
|
|
*
|
|
* 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
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with Libav; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
|
*/
|
|
|
|
// put_pixels
|
|
static void DEF(put, pixels8_xy2)(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
|
|
{
|
|
MOVQ_ZERO(mm7);
|
|
SET_RND(mm6); // =2 for rnd and =1 for no_rnd version
|
|
__asm__ volatile(
|
|
"movq (%1), %%mm0 \n\t"
|
|
"movq 1(%1), %%mm4 \n\t"
|
|
"movq %%mm0, %%mm1 \n\t"
|
|
"movq %%mm4, %%mm5 \n\t"
|
|
"punpcklbw %%mm7, %%mm0 \n\t"
|
|
"punpcklbw %%mm7, %%mm4 \n\t"
|
|
"punpckhbw %%mm7, %%mm1 \n\t"
|
|
"punpckhbw %%mm7, %%mm5 \n\t"
|
|
"paddusw %%mm0, %%mm4 \n\t"
|
|
"paddusw %%mm1, %%mm5 \n\t"
|
|
"xor %%"REG_a", %%"REG_a" \n\t"
|
|
"add %3, %1 \n\t"
|
|
".p2align 3 \n\t"
|
|
"1: \n\t"
|
|
"movq (%1, %%"REG_a"), %%mm0 \n\t"
|
|
"movq 1(%1, %%"REG_a"), %%mm2 \n\t"
|
|
"movq %%mm0, %%mm1 \n\t"
|
|
"movq %%mm2, %%mm3 \n\t"
|
|
"punpcklbw %%mm7, %%mm0 \n\t"
|
|
"punpcklbw %%mm7, %%mm2 \n\t"
|
|
"punpckhbw %%mm7, %%mm1 \n\t"
|
|
"punpckhbw %%mm7, %%mm3 \n\t"
|
|
"paddusw %%mm2, %%mm0 \n\t"
|
|
"paddusw %%mm3, %%mm1 \n\t"
|
|
"paddusw %%mm6, %%mm4 \n\t"
|
|
"paddusw %%mm6, %%mm5 \n\t"
|
|
"paddusw %%mm0, %%mm4 \n\t"
|
|
"paddusw %%mm1, %%mm5 \n\t"
|
|
"psrlw $2, %%mm4 \n\t"
|
|
"psrlw $2, %%mm5 \n\t"
|
|
"packuswb %%mm5, %%mm4 \n\t"
|
|
"movq %%mm4, (%2, %%"REG_a") \n\t"
|
|
"add %3, %%"REG_a" \n\t"
|
|
|
|
"movq (%1, %%"REG_a"), %%mm2 \n\t" // 0 <-> 2 1 <-> 3
|
|
"movq 1(%1, %%"REG_a"), %%mm4 \n\t"
|
|
"movq %%mm2, %%mm3 \n\t"
|
|
"movq %%mm4, %%mm5 \n\t"
|
|
"punpcklbw %%mm7, %%mm2 \n\t"
|
|
"punpcklbw %%mm7, %%mm4 \n\t"
|
|
"punpckhbw %%mm7, %%mm3 \n\t"
|
|
"punpckhbw %%mm7, %%mm5 \n\t"
|
|
"paddusw %%mm2, %%mm4 \n\t"
|
|
"paddusw %%mm3, %%mm5 \n\t"
|
|
"paddusw %%mm6, %%mm0 \n\t"
|
|
"paddusw %%mm6, %%mm1 \n\t"
|
|
"paddusw %%mm4, %%mm0 \n\t"
|
|
"paddusw %%mm5, %%mm1 \n\t"
|
|
"psrlw $2, %%mm0 \n\t"
|
|
"psrlw $2, %%mm1 \n\t"
|
|
"packuswb %%mm1, %%mm0 \n\t"
|
|
"movq %%mm0, (%2, %%"REG_a") \n\t"
|
|
"add %3, %%"REG_a" \n\t"
|
|
|
|
"subl $2, %0 \n\t"
|
|
"jnz 1b \n\t"
|
|
:"+g"(h), "+S"(pixels)
|
|
:"D"(block), "r"((x86_reg)line_size)
|
|
:REG_a, "memory");
|
|
}
|
|
|
|
// avg_pixels
|
|
#ifndef NO_RND
|
|
// in case more speed is needed - unroling would certainly help
|
|
static void DEF(avg, pixels8)(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
|
|
{
|
|
MOVQ_BFE(mm6);
|
|
JUMPALIGN();
|
|
do {
|
|
__asm__ volatile(
|
|
"movq %0, %%mm0 \n\t"
|
|
"movq %1, %%mm1 \n\t"
|
|
OP_AVG(%%mm0, %%mm1, %%mm2, %%mm6)
|
|
"movq %%mm2, %0 \n\t"
|
|
:"+m"(*block)
|
|
:"m"(*pixels)
|
|
:"memory");
|
|
pixels += line_size;
|
|
block += line_size;
|
|
}
|
|
while (--h);
|
|
}
|
|
#endif /* NO_RND */
|
|
|
|
static void DEF(avg, pixels16)(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
|
|
{
|
|
MOVQ_BFE(mm6);
|
|
JUMPALIGN();
|
|
do {
|
|
__asm__ volatile(
|
|
"movq %0, %%mm0 \n\t"
|
|
"movq %1, %%mm1 \n\t"
|
|
OP_AVG(%%mm0, %%mm1, %%mm2, %%mm6)
|
|
"movq %%mm2, %0 \n\t"
|
|
"movq 8%0, %%mm0 \n\t"
|
|
"movq 8%1, %%mm1 \n\t"
|
|
OP_AVG(%%mm0, %%mm1, %%mm2, %%mm6)
|
|
"movq %%mm2, 8%0 \n\t"
|
|
:"+m"(*block)
|
|
:"m"(*pixels)
|
|
:"memory");
|
|
pixels += line_size;
|
|
block += line_size;
|
|
}
|
|
while (--h);
|
|
}
|
|
|
|
// this routine is 'slightly' suboptimal but mostly unused
|
|
static void DEF(avg, pixels8_xy2)(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
|
|
{
|
|
MOVQ_ZERO(mm7);
|
|
SET_RND(mm6); // =2 for rnd and =1 for no_rnd version
|
|
__asm__ volatile(
|
|
"movq (%1), %%mm0 \n\t"
|
|
"movq 1(%1), %%mm4 \n\t"
|
|
"movq %%mm0, %%mm1 \n\t"
|
|
"movq %%mm4, %%mm5 \n\t"
|
|
"punpcklbw %%mm7, %%mm0 \n\t"
|
|
"punpcklbw %%mm7, %%mm4 \n\t"
|
|
"punpckhbw %%mm7, %%mm1 \n\t"
|
|
"punpckhbw %%mm7, %%mm5 \n\t"
|
|
"paddusw %%mm0, %%mm4 \n\t"
|
|
"paddusw %%mm1, %%mm5 \n\t"
|
|
"xor %%"REG_a", %%"REG_a" \n\t"
|
|
"add %3, %1 \n\t"
|
|
".p2align 3 \n\t"
|
|
"1: \n\t"
|
|
"movq (%1, %%"REG_a"), %%mm0 \n\t"
|
|
"movq 1(%1, %%"REG_a"), %%mm2 \n\t"
|
|
"movq %%mm0, %%mm1 \n\t"
|
|
"movq %%mm2, %%mm3 \n\t"
|
|
"punpcklbw %%mm7, %%mm0 \n\t"
|
|
"punpcklbw %%mm7, %%mm2 \n\t"
|
|
"punpckhbw %%mm7, %%mm1 \n\t"
|
|
"punpckhbw %%mm7, %%mm3 \n\t"
|
|
"paddusw %%mm2, %%mm0 \n\t"
|
|
"paddusw %%mm3, %%mm1 \n\t"
|
|
"paddusw %%mm6, %%mm4 \n\t"
|
|
"paddusw %%mm6, %%mm5 \n\t"
|
|
"paddusw %%mm0, %%mm4 \n\t"
|
|
"paddusw %%mm1, %%mm5 \n\t"
|
|
"psrlw $2, %%mm4 \n\t"
|
|
"psrlw $2, %%mm5 \n\t"
|
|
"movq (%2, %%"REG_a"), %%mm3 \n\t"
|
|
"packuswb %%mm5, %%mm4 \n\t"
|
|
"pcmpeqd %%mm2, %%mm2 \n\t"
|
|
"paddb %%mm2, %%mm2 \n\t"
|
|
OP_AVG(%%mm3, %%mm4, %%mm5, %%mm2)
|
|
"movq %%mm5, (%2, %%"REG_a") \n\t"
|
|
"add %3, %%"REG_a" \n\t"
|
|
|
|
"movq (%1, %%"REG_a"), %%mm2 \n\t" // 0 <-> 2 1 <-> 3
|
|
"movq 1(%1, %%"REG_a"), %%mm4 \n\t"
|
|
"movq %%mm2, %%mm3 \n\t"
|
|
"movq %%mm4, %%mm5 \n\t"
|
|
"punpcklbw %%mm7, %%mm2 \n\t"
|
|
"punpcklbw %%mm7, %%mm4 \n\t"
|
|
"punpckhbw %%mm7, %%mm3 \n\t"
|
|
"punpckhbw %%mm7, %%mm5 \n\t"
|
|
"paddusw %%mm2, %%mm4 \n\t"
|
|
"paddusw %%mm3, %%mm5 \n\t"
|
|
"paddusw %%mm6, %%mm0 \n\t"
|
|
"paddusw %%mm6, %%mm1 \n\t"
|
|
"paddusw %%mm4, %%mm0 \n\t"
|
|
"paddusw %%mm5, %%mm1 \n\t"
|
|
"psrlw $2, %%mm0 \n\t"
|
|
"psrlw $2, %%mm1 \n\t"
|
|
"movq (%2, %%"REG_a"), %%mm3 \n\t"
|
|
"packuswb %%mm1, %%mm0 \n\t"
|
|
"pcmpeqd %%mm2, %%mm2 \n\t"
|
|
"paddb %%mm2, %%mm2 \n\t"
|
|
OP_AVG(%%mm3, %%mm0, %%mm1, %%mm2)
|
|
"movq %%mm1, (%2, %%"REG_a") \n\t"
|
|
"add %3, %%"REG_a" \n\t"
|
|
|
|
"subl $2, %0 \n\t"
|
|
"jnz 1b \n\t"
|
|
:"+g"(h), "+S"(pixels)
|
|
:"D"(block), "r"((x86_reg)line_size)
|
|
:REG_a, "memory");
|
|
}
|
|
|
|
//FIXME optimize
|
|
static void DEF(put, pixels16_xy2)(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h){
|
|
DEF(put, pixels8_xy2)(block , pixels , line_size, h);
|
|
DEF(put, pixels8_xy2)(block+8, pixels+8, line_size, h);
|
|
}
|
|
|
|
static void DEF(avg, pixels16_xy2)(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h){
|
|
DEF(avg, pixels8_xy2)(block , pixels , line_size, h);
|
|
DEF(avg, pixels8_xy2)(block+8, pixels+8, line_size, h);
|
|
}
|