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/*
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* DSP utils mmx functions are compiled twice for rnd/no_rnd
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* Copyright (c) 2000, 2001 Fabrice Bellard.
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*
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* This library 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 of the License, or (at your option) any later version.
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*
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* This library 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 this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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* MMX optimization by Nick Kurshev <nickols_k@mail.ru>
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* mostly rewritten by Michael Niedermayer <michaelni@gmx.at>
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* and improved by Zdenek Kabelac <kabi@users.sf.net>
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*/
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// put_pixels
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static void DEF(put, pixels_x2)(UINT8 *block, const UINT8 *pixels, int line_size, int h)
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{
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MOVQ_BFE(mm6);
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__asm __volatile(
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"lea (%3, %3), %%eax \n\t"
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".balign 8 \n\t"
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"1: \n\t"
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"movq (%1), %%mm0 \n\t"
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"movq 1(%1), %%mm1 \n\t"
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"movq (%1, %3), %%mm2 \n\t"
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"movq 1(%1, %3), %%mm3 \n\t"
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PAVGBP(%%mm0, %%mm1, %%mm4, %%mm2, %%mm3, %%mm5)
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"movq %%mm4, (%2) \n\t"
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"movq %%mm5, (%2, %3) \n\t"
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"addl %%eax, %1 \n\t"
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"addl %%eax, %2 \n\t"
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"movq (%1), %%mm0 \n\t"
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"movq 1(%1), %%mm1 \n\t"
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"movq (%1, %3), %%mm2 \n\t"
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"movq 1(%1, %3), %%mm3 \n\t"
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PAVGBP(%%mm0, %%mm1, %%mm4, %%mm2, %%mm3, %%mm5)
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"movq %%mm4, (%2) \n\t"
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"movq %%mm5, (%2, %3) \n\t"
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"addl %%eax, %1 \n\t"
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"addl %%eax, %2 \n\t"
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"subl $4, %0 \n\t"
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"jnz 1b \n\t"
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:"+g"(h), "+S"(pixels), "+D"(block)
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:"r"(line_size)
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:"eax", "memory");
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}
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static void DEF(put, pixels_y2)(UINT8 *block, const UINT8 *pixels, int line_size, int h)
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{
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MOVQ_BFE(mm6);
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__asm __volatile(
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"lea (%3, %3), %%eax \n\t"
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"movq (%1), %%mm0 \n\t"
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".balign 8 \n\t"
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"1: \n\t"
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"movq (%1, %3), %%mm1 \n\t"
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"movq (%1, %%eax),%%mm2 \n\t"
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PAVGBP(%%mm1, %%mm0, %%mm4, %%mm2, %%mm1, %%mm5)
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"movq %%mm4, (%2) \n\t"
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"movq %%mm5, (%2, %3) \n\t"
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"addl %%eax, %1 \n\t"
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"addl %%eax, %2 \n\t"
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"movq (%1, %3), %%mm1 \n\t"
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"movq (%1, %%eax),%%mm0 \n\t"
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PAVGBP(%%mm1, %%mm2, %%mm4, %%mm0, %%mm1, %%mm5)
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"movq %%mm4, (%2) \n\t"
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"movq %%mm5, (%2, %3) \n\t"
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"addl %%eax, %1 \n\t"
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"addl %%eax, %2 \n\t"
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"subl $4, %0 \n\t"
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"jnz 1b \n\t"
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:"+g"(h), "+S"(pixels), "+D"(block)
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:"r"(line_size)
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:"eax", "memory");
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}
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static void DEF(put, pixels_xy2)(UINT8 *block, const UINT8 *pixels, int line_size, int h)
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{
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MOVQ_ZERO(mm7);
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SET_RND(mm6); // =2 for rnd and =1 for no_rnd version
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__asm __volatile(
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"movq (%1), %%mm0 \n\t"
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"movq 1(%1), %%mm4 \n\t"
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"movq %%mm0, %%mm1 \n\t"
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"movq %%mm4, %%mm5 \n\t"
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"punpcklbw %%mm7, %%mm0 \n\t"
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"punpcklbw %%mm7, %%mm4 \n\t"
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"punpckhbw %%mm7, %%mm1 \n\t"
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"punpckhbw %%mm7, %%mm5 \n\t"
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"paddusw %%mm0, %%mm4 \n\t"
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"paddusw %%mm1, %%mm5 \n\t"
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"xorl %%eax, %%eax \n\t"
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"addl %3, %1 \n\t"
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".balign 8 \n\t"
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"1: \n\t"
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"movq (%1, %%eax), %%mm0 \n\t"
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"movq 1(%1, %%eax), %%mm2 \n\t"
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"movq %%mm0, %%mm1 \n\t"
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"movq %%mm2, %%mm3 \n\t"
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"punpcklbw %%mm7, %%mm0 \n\t"
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"punpcklbw %%mm7, %%mm2 \n\t"
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"punpckhbw %%mm7, %%mm1 \n\t"
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"punpckhbw %%mm7, %%mm3 \n\t"
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"paddusw %%mm2, %%mm0 \n\t"
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"paddusw %%mm3, %%mm1 \n\t"
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"paddusw %%mm6, %%mm4 \n\t"
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"paddusw %%mm6, %%mm5 \n\t"
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"paddusw %%mm0, %%mm4 \n\t"
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"paddusw %%mm1, %%mm5 \n\t"
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"psrlw $2, %%mm4 \n\t"
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"psrlw $2, %%mm5 \n\t"
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"packuswb %%mm5, %%mm4 \n\t"
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"movq %%mm4, (%2, %%eax) \n\t"
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"addl %3, %%eax \n\t"
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"movq (%1, %%eax), %%mm2 \n\t" // 0 <-> 2 1 <-> 3
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"movq 1(%1, %%eax), %%mm4 \n\t"
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"movq %%mm2, %%mm3 \n\t"
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"movq %%mm4, %%mm5 \n\t"
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"punpcklbw %%mm7, %%mm2 \n\t"
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"punpcklbw %%mm7, %%mm4 \n\t"
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"punpckhbw %%mm7, %%mm3 \n\t"
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"punpckhbw %%mm7, %%mm5 \n\t"
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"paddusw %%mm2, %%mm4 \n\t"
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"paddusw %%mm3, %%mm5 \n\t"
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"paddusw %%mm6, %%mm0 \n\t"
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"paddusw %%mm6, %%mm1 \n\t"
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"paddusw %%mm4, %%mm0 \n\t"
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"paddusw %%mm5, %%mm1 \n\t"
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"psrlw $2, %%mm0 \n\t"
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"psrlw $2, %%mm1 \n\t"
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"packuswb %%mm1, %%mm0 \n\t"
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"movq %%mm0, (%2, %%eax) \n\t"
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"addl %3, %%eax \n\t"
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"subl $2, %0 \n\t"
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"jnz 1b \n\t"
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:"+g"(h), "+S"(pixels)
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:"D"(block), "r"(line_size)
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:"eax", "memory");
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|
}
|
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|
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// avg_pixels
|
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|
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// in case more speed is needed - unroling would certainly help
|
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static void DEF(avg, pixels)(UINT8 *block, const UINT8 *pixels, int line_size, int h)
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{
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MOVQ_BFE(mm6);
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JUMPALIGN();
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|
do {
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|
__asm __volatile(
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|
|
|
|
"movq %0, %%mm0 \n\t"
|
|
|
|
|
"movq %1, %%mm1 \n\t"
|
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PAVGB(%%mm0, %%mm1, %%mm2, %%mm6)
|
|
|
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"movq %%mm2, %0 \n\t"
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|
|
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:"+m"(*block)
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:"m"(*pixels)
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:"memory");
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|
|
pixels += line_size;
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|
block += line_size;
|
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|
|
}
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|
|
while (--h);
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|
|
}
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|
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|
|
static void DEF(avg, pixels_x2)(UINT8 *block, const UINT8 *pixels, int line_size, int h)
|
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|
|
|
{
|
|
|
|
|
MOVQ_BFE(mm6);
|
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|
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|
JUMPALIGN();
|
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|
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|
do {
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|
|
|
|
__asm __volatile(
|
|
|
|
|
"movq %1, %%mm0 \n\t"
|
|
|
|
|
"movq 1%1, %%mm1 \n\t"
|
|
|
|
|
"movq %0, %%mm3 \n\t"
|
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|
|
|
PAVGB(%%mm0, %%mm1, %%mm2, %%mm6)
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PAVGB(%%mm3, %%mm2, %%mm0, %%mm6)
|
|
|
|
|
"movq %%mm0, %0 \n\t"
|
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|
|
|
:"+m"(*block)
|
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|
|
:"m"(*pixels)
|
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|
|
:"memory");
|
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|
|
|
pixels += line_size;
|
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|
|
|
block += line_size;
|
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|
|
|
} while (--h);
|
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|
|
|
}
|
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|
|
|
|
|
|
|
static void DEF(avg, pixels_y2)(UINT8 *block, const UINT8 *pixels, int line_size, int h)
|
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|
|
|
{
|
|
|
|
|
MOVQ_BFE(mm6);
|
|
|
|
|
__asm __volatile(
|
|
|
|
|
"lea (%3, %3), %%eax \n\t"
|
|
|
|
|
"movq (%1), %%mm0 \n\t"
|
|
|
|
|
".balign 8 \n\t"
|
|
|
|
|
"1: \n\t"
|
|
|
|
|
"movq (%1, %3), %%mm1 \n\t"
|
|
|
|
|
"movq (%1, %%eax), %%mm2 \n\t"
|
|
|
|
|
PAVGBP(%%mm1, %%mm0, %%mm4, %%mm2, %%mm1, %%mm5)
|
|
|
|
|
"movq (%2), %%mm3 \n\t"
|
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|
|
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PAVGB(%%mm3, %%mm4, %%mm0, %%mm6)
|
|
|
|
|
"movq (%2, %3), %%mm3 \n\t"
|
|
|
|
|
PAVGB(%%mm3, %%mm5, %%mm1, %%mm6)
|
|
|
|
|
"movq %%mm0, (%2) \n\t"
|
|
|
|
|
"movq %%mm1, (%2, %3) \n\t"
|
|
|
|
|
"addl %%eax, %1 \n\t"
|
|
|
|
|
"addl %%eax, %2 \n\t"
|
|
|
|
|
|
|
|
|
|
"movq (%1, %3), %%mm1 \n\t"
|
|
|
|
|
"movq (%1, %%eax), %%mm0 \n\t"
|
|
|
|
|
PAVGBP(%%mm1, %%mm2, %%mm4, %%mm0, %%mm1, %%mm5)
|
|
|
|
|
"movq (%2), %%mm3 \n\t"
|
|
|
|
|
PAVGB(%%mm3, %%mm4, %%mm0, %%mm6)
|
|
|
|
|
"movq (%2, %3), %%mm3 \n\t"
|
|
|
|
|
PAVGB(%%mm3, %%mm5, %%mm1, %%mm6)
|
|
|
|
|
"movq %%mm0, (%2) \n\t"
|
|
|
|
|
"movq %%mm1, (%2, %3) \n\t"
|
|
|
|
|
"addl %%eax, %1 \n\t"
|
|
|
|
|
"addl %%eax, %2 \n\t"
|
|
|
|
|
|
|
|
|
|
"subl $4, %0 \n\t"
|
|
|
|
|
"jnz 1b \n\t"
|
|
|
|
|
:"+g"(h), "+S"(pixels), "+D"(block)
|
|
|
|
|
:"r"(line_size)
|
|
|
|
|
:"eax", "memory");
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// this routine is 'slightly' suboptimal but mostly unused
|
|
|
|
|
static void DEF(avg, pixels_xy2)(UINT8 *block, const UINT8 *pixels, int 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"
|
|
|
|
|
"xorl %%eax, %%eax \n\t"
|
|
|
|
|
"addl %3, %1 \n\t"
|
|
|
|
|
".balign 8 \n\t"
|
|
|
|
|
"1: \n\t"
|
|
|
|
|
"movq (%1, %%eax), %%mm0 \n\t"
|
|
|
|
|
"movq 1(%1, %%eax), %%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, %%eax), %%mm3 \n\t"
|
|
|
|
|
"packuswb %%mm5, %%mm4 \n\t"
|
|
|
|
|
"pcmpeqd %%mm2, %%mm2 \n\t"
|
|
|
|
|
"paddb %%mm2, %%mm2 \n\t"
|
|
|
|
|
PAVGB(%%mm3, %%mm4, %%mm5, %%mm2)
|
|
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"movq %%mm5, (%2, %%eax) \n\t"
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"addl %3, %%eax \n\t"
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"movq (%1, %%eax), %%mm2 \n\t" // 0 <-> 2 1 <-> 3
|
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"movq 1(%1, %%eax), %%mm4 \n\t"
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"movq %%mm2, %%mm3 \n\t"
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|
|
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"movq %%mm4, %%mm5 \n\t"
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|
|
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"punpcklbw %%mm7, %%mm2 \n\t"
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|
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"punpcklbw %%mm7, %%mm4 \n\t"
|
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|
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"punpckhbw %%mm7, %%mm3 \n\t"
|
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|
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"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, %%eax), %%mm3 \n\t"
|
|
|
|
|
"packuswb %%mm1, %%mm0 \n\t"
|
|
|
|
|
"pcmpeqd %%mm2, %%mm2 \n\t"
|
|
|
|
|
"paddb %%mm2, %%mm2 \n\t"
|
|
|
|
|
PAVGB(%%mm3, %%mm0, %%mm1, %%mm2)
|
|
|
|
|
"movq %%mm1, (%2, %%eax) \n\t"
|
|
|
|
|
"addl %3, %%eax \n\t"
|
|
|
|
|
|
|
|
|
|
"subl $2, %0 \n\t"
|
|
|
|
|
"jnz 1b \n\t"
|
|
|
|
|
:"+g"(h), "+S"(pixels)
|
|
|
|
|
:"D"(block), "r"(line_size)
|
|
|
|
|
:"eax", "memory");
|
|
|
|
|
}
|
