ffmpeg / libavcodec / i386 / dsputil_mmx_rnd.h @ 5509bffa
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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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* Copyright (c) 2003-2004 Michael Niedermayer <michaelni@gmx.at>
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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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 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, pixels8_x2)(uint8_t *block, const uint8_t *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), %%"REG_a" \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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"add %%"REG_a", %1 \n\t" |
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"add %%"REG_a", %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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"add %%"REG_a", %1 \n\t" |
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"add %%"REG_a", %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"((long)line_size) |
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:REG_a, "memory");
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} |
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static void attribute_unused DEF(put, pixels8_l2)(uint8_t *dst, uint8_t *src1, uint8_t *src2, int dstStride, int src1Stride, int h) |
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{ |
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MOVQ_BFE(mm6); |
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__asm __volatile( |
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"testl $1, %0 \n\t"
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" jz 1f \n\t"
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"movq (%1), %%mm0 \n\t"
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"movq (%2), %%mm1 \n\t"
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"add %4, %1 \n\t"
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"add $8, %2 \n\t"
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PAVGB(%%mm0, %%mm1, %%mm4, %%mm6) |
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"movq %%mm4, (%3) \n\t"
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"add %5, %3 \n\t"
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"decl %0 \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 (%2), %%mm1 \n\t"
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"add %4, %1 \n\t"
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"movq (%1), %%mm2 \n\t"
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"movq 8(%2), %%mm3 \n\t"
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"add %4, %1 \n\t"
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PAVGBP(%%mm0, %%mm1, %%mm4, %%mm2, %%mm3, %%mm5) |
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"movq %%mm4, (%3) \n\t"
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"add %5, %3 \n\t"
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"movq %%mm5, (%3) \n\t"
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"add %5, %3 \n\t"
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"movq (%1), %%mm0 \n\t"
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"movq 16(%2), %%mm1 \n\t"
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"add %4, %1 \n\t"
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"movq (%1), %%mm2 \n\t"
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"movq 24(%2), %%mm3 \n\t"
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"add %4, %1 \n\t"
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"add $32, %2 \n\t"
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PAVGBP(%%mm0, %%mm1, %%mm4, %%mm2, %%mm3, %%mm5) |
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"movq %%mm4, (%3) \n\t"
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"add %5, %3 \n\t"
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"movq %%mm5, (%3) \n\t"
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"add %5, %3 \n\t"
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"subl $4, %0 \n\t"
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"jnz 1b \n\t"
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#ifdef PIC //Note "+bm" and "+mb" are buggy too (with gcc 3.2.2 at least) and cant be used |
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:"+m"(h), "+a"(src1), "+c"(src2), "+d"(dst) |
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#else
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:"+b"(h), "+a"(src1), "+c"(src2), "+d"(dst) |
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#endif
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:"S"((long)src1Stride), "D"((long)dstStride) |
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:"memory");
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} |
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static void DEF(put, pixels16_x2)(uint8_t *block, const uint8_t *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), %%"REG_a" \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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"movq 8(%1), %%mm0 \n\t"
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"movq 9(%1), %%mm1 \n\t"
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"movq 8(%1, %3), %%mm2 \n\t"
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"movq 9(%1, %3), %%mm3 \n\t"
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PAVGBP(%%mm0, %%mm1, %%mm4, %%mm2, %%mm3, %%mm5) |
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"movq %%mm4, 8(%2) \n\t"
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"movq %%mm5, 8(%2, %3) \n\t"
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"add %%"REG_a", %1 \n\t" |
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"add %%"REG_a", %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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"movq 8(%1), %%mm0 \n\t"
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"movq 9(%1), %%mm1 \n\t"
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"movq 8(%1, %3), %%mm2 \n\t"
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"movq 9(%1, %3), %%mm3 \n\t"
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PAVGBP(%%mm0, %%mm1, %%mm4, %%mm2, %%mm3, %%mm5) |
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"movq %%mm4, 8(%2) \n\t"
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"movq %%mm5, 8(%2, %3) \n\t"
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"add %%"REG_a", %1 \n\t" |
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"add %%"REG_a", %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"((long)line_size) |
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:REG_a, "memory");
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} |
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static void attribute_unused DEF(put, pixels16_l2)(uint8_t *dst, uint8_t *src1, uint8_t *src2, int dstStride, int src1Stride, int h) |
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{ |
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MOVQ_BFE(mm6); |
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__asm __volatile( |
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"testl $1, %0 \n\t"
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" jz 1f \n\t"
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"movq (%1), %%mm0 \n\t"
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"movq (%2), %%mm1 \n\t"
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"movq 8(%1), %%mm2 \n\t"
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"movq 8(%2), %%mm3 \n\t"
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"add %4, %1 \n\t"
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"add $16, %2 \n\t"
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PAVGBP(%%mm0, %%mm1, %%mm4, %%mm2, %%mm3, %%mm5) |
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"movq %%mm4, (%3) \n\t"
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"movq %%mm5, 8(%3) \n\t"
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"add %5, %3 \n\t"
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"decl %0 \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 (%2), %%mm1 \n\t"
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"movq 8(%1), %%mm2 \n\t"
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"movq 8(%2), %%mm3 \n\t"
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"add %4, %1 \n\t"
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PAVGBP(%%mm0, %%mm1, %%mm4, %%mm2, %%mm3, %%mm5) |
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"movq %%mm4, (%3) \n\t"
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"movq %%mm5, 8(%3) \n\t"
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"add %5, %3 \n\t"
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"movq (%1), %%mm0 \n\t"
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"movq 16(%2), %%mm1 \n\t"
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"movq 8(%1), %%mm2 \n\t"
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"movq 24(%2), %%mm3 \n\t"
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"add %4, %1 \n\t"
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PAVGBP(%%mm0, %%mm1, %%mm4, %%mm2, %%mm3, %%mm5) |
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"movq %%mm4, (%3) \n\t"
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"movq %%mm5, 8(%3) \n\t"
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"add %5, %3 \n\t"
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"add $32, %2 \n\t"
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"subl $2, %0 \n\t"
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"jnz 1b \n\t"
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#ifdef PIC //Note "+bm" and "+mb" are buggy too (with gcc 3.2.2 at least) and cant be used |
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:"+m"(h), "+a"(src1), "+c"(src2), "+d"(dst) |
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#else
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:"+b"(h), "+a"(src1), "+c"(src2), "+d"(dst) |
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#endif
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:"S"((long)src1Stride), "D"((long)dstStride) |
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:"memory");
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} |
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static void DEF(put, pixels8_y2)(uint8_t *block, const uint8_t *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), %%"REG_a" \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, %%"REG_a"),%%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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"add %%"REG_a", %1 \n\t" |
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"add %%"REG_a", %2 \n\t" |
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"movq (%1, %3), %%mm1 \n\t"
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"movq (%1, %%"REG_a"),%%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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"add %%"REG_a", %1 \n\t" |
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"add %%"REG_a", %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"((long)line_size) |
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:REG_a, "memory");
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} |
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static void DEF(put, pixels8_xy2)(uint8_t *block, const uint8_t *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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"xor %%"REG_a", %%"REG_a" \n\t" |
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"add %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, %%"REG_a"), %%mm0 \n\t" |
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"movq 1(%1, %%"REG_a"), %%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, %%"REG_a") \n\t" |
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"add %3, %%"REG_a" \n\t" |
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"movq (%1, %%"REG_a"), %%mm2 \n\t" // 0 <-> 2 1 <-> 3 |
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"movq 1(%1, %%"REG_a"), %%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, %%"REG_a") \n\t" |
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"add %3, %%"REG_a" \n\t" |
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|
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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"((long)line_size) |
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:REG_a, "memory");
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} |
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// avg_pixels
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static void attribute_unused DEF(avg, pixels4)(uint8_t *block, const uint8_t *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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"movd %0, %%mm0 \n\t"
|
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"movd %1, %%mm1 \n\t"
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PAVGB(%%mm0, %%mm1, %%mm2, %%mm6) |
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"movd %%mm2, %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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} |
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while (--h);
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} |
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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, pixels8)(uint8_t *block, const uint8_t *pixels, int line_size, int h) |
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{ |
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MOVQ_BFE(mm6); |
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JUMPALIGN(); |
323 |
do {
|
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__asm __volatile( |
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"movq %0, %%mm0 \n\t"
|
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"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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:"+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, pixels16)(uint8_t *block, const uint8_t *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"
|
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"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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"movq 8%0, %%mm0 \n\t"
|
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"movq 8%1, %%mm1 \n\t"
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PAVGB(%%mm0, %%mm1, %%mm2, %%mm6) |
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"movq %%mm2, 8%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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} |
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while (--h);
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} |
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|
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static void DEF(avg, pixels8_x2)(uint8_t *block, const uint8_t *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 %1, %%mm0 \n\t"
|
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"movq 1%1, %%mm1 \n\t"
|
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"movq %0, %%mm3 \n\t"
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PAVGB(%%mm0, %%mm1, %%mm2, %%mm6) |
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PAVGB(%%mm3, %%mm2, %%mm0, %%mm6) |
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"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);
|
379 |
} |
380 |
|
381 |
static __attribute__((unused)) void DEF(avg, pixels8_l2)(uint8_t *dst, uint8_t *src1, uint8_t *src2, int dstStride, int src1Stride, int h) |
382 |
{ |
383 |
MOVQ_BFE(mm6); |
384 |
JUMPALIGN(); |
385 |
do {
|
386 |
__asm __volatile( |
387 |
"movq %1, %%mm0 \n\t"
|
388 |
"movq %2, %%mm1 \n\t"
|
389 |
"movq %0, %%mm3 \n\t"
|
390 |
PAVGB(%%mm0, %%mm1, %%mm2, %%mm6) |
391 |
PAVGB(%%mm3, %%mm2, %%mm0, %%mm6) |
392 |
"movq %%mm0, %0 \n\t"
|
393 |
:"+m"(*dst)
|
394 |
:"m"(*src1), "m"(*src2) |
395 |
:"memory");
|
396 |
dst += dstStride; |
397 |
src1 += src1Stride; |
398 |
src2 += 8;
|
399 |
} while (--h);
|
400 |
} |
401 |
|
402 |
static void DEF(avg, pixels16_x2)(uint8_t *block, const uint8_t *pixels, int line_size, int h) |
403 |
{ |
404 |
MOVQ_BFE(mm6); |
405 |
JUMPALIGN(); |
406 |
do {
|
407 |
__asm __volatile( |
408 |
"movq %1, %%mm0 \n\t"
|
409 |
"movq 1%1, %%mm1 \n\t"
|
410 |
"movq %0, %%mm3 \n\t"
|
411 |
PAVGB(%%mm0, %%mm1, %%mm2, %%mm6) |
412 |
PAVGB(%%mm3, %%mm2, %%mm0, %%mm6) |
413 |
"movq %%mm0, %0 \n\t"
|
414 |
"movq 8%1, %%mm0 \n\t"
|
415 |
"movq 9%1, %%mm1 \n\t"
|
416 |
"movq 8%0, %%mm3 \n\t"
|
417 |
PAVGB(%%mm0, %%mm1, %%mm2, %%mm6) |
418 |
PAVGB(%%mm3, %%mm2, %%mm0, %%mm6) |
419 |
"movq %%mm0, 8%0 \n\t"
|
420 |
:"+m"(*block)
|
421 |
:"m"(*pixels)
|
422 |
:"memory");
|
423 |
pixels += line_size; |
424 |
block += line_size; |
425 |
} while (--h);
|
426 |
} |
427 |
|
428 |
static __attribute__((unused)) void DEF(avg, pixels16_l2)(uint8_t *dst, uint8_t *src1, uint8_t *src2, int dstStride, int src1Stride, int h) |
429 |
{ |
430 |
MOVQ_BFE(mm6); |
431 |
JUMPALIGN(); |
432 |
do {
|
433 |
__asm __volatile( |
434 |
"movq %1, %%mm0 \n\t"
|
435 |
"movq %2, %%mm1 \n\t"
|
436 |
"movq %0, %%mm3 \n\t"
|
437 |
PAVGB(%%mm0, %%mm1, %%mm2, %%mm6) |
438 |
PAVGB(%%mm3, %%mm2, %%mm0, %%mm6) |
439 |
"movq %%mm0, %0 \n\t"
|
440 |
"movq 8%1, %%mm0 \n\t"
|
441 |
"movq 8%2, %%mm1 \n\t"
|
442 |
"movq 8%0, %%mm3 \n\t"
|
443 |
PAVGB(%%mm0, %%mm1, %%mm2, %%mm6) |
444 |
PAVGB(%%mm3, %%mm2, %%mm0, %%mm6) |
445 |
"movq %%mm0, 8%0 \n\t"
|
446 |
:"+m"(*dst)
|
447 |
:"m"(*src1), "m"(*src2) |
448 |
:"memory");
|
449 |
dst += dstStride; |
450 |
src1 += src1Stride; |
451 |
src2 += 16;
|
452 |
} while (--h);
|
453 |
} |
454 |
|
455 |
static void DEF(avg, pixels8_y2)(uint8_t *block, const uint8_t *pixels, int line_size, int h) |
456 |
{ |
457 |
MOVQ_BFE(mm6); |
458 |
__asm __volatile( |
459 |
"lea (%3, %3), %%"REG_a" \n\t" |
460 |
"movq (%1), %%mm0 \n\t"
|
461 |
".balign 8 \n\t"
|
462 |
"1: \n\t"
|
463 |
"movq (%1, %3), %%mm1 \n\t"
|
464 |
"movq (%1, %%"REG_a"), %%mm2 \n\t" |
465 |
PAVGBP(%%mm1, %%mm0, %%mm4, %%mm2, %%mm1, %%mm5) |
466 |
"movq (%2), %%mm3 \n\t"
|
467 |
PAVGB(%%mm3, %%mm4, %%mm0, %%mm6) |
468 |
"movq (%2, %3), %%mm3 \n\t"
|
469 |
PAVGB(%%mm3, %%mm5, %%mm1, %%mm6) |
470 |
"movq %%mm0, (%2) \n\t"
|
471 |
"movq %%mm1, (%2, %3) \n\t"
|
472 |
"add %%"REG_a", %1 \n\t" |
473 |
"add %%"REG_a", %2 \n\t" |
474 |
|
475 |
"movq (%1, %3), %%mm1 \n\t"
|
476 |
"movq (%1, %%"REG_a"), %%mm0 \n\t" |
477 |
PAVGBP(%%mm1, %%mm2, %%mm4, %%mm0, %%mm1, %%mm5) |
478 |
"movq (%2), %%mm3 \n\t"
|
479 |
PAVGB(%%mm3, %%mm4, %%mm2, %%mm6) |
480 |
"movq (%2, %3), %%mm3 \n\t"
|
481 |
PAVGB(%%mm3, %%mm5, %%mm1, %%mm6) |
482 |
"movq %%mm2, (%2) \n\t"
|
483 |
"movq %%mm1, (%2, %3) \n\t"
|
484 |
"add %%"REG_a", %1 \n\t" |
485 |
"add %%"REG_a", %2 \n\t" |
486 |
|
487 |
"subl $4, %0 \n\t"
|
488 |
"jnz 1b \n\t"
|
489 |
:"+g"(h), "+S"(pixels), "+D"(block) |
490 |
:"r"((long)line_size) |
491 |
:REG_a, "memory");
|
492 |
} |
493 |
|
494 |
// this routine is 'slightly' suboptimal but mostly unused
|
495 |
static void DEF(avg, pixels8_xy2)(uint8_t *block, const uint8_t *pixels, int line_size, int h) |
496 |
{ |
497 |
MOVQ_ZERO(mm7); |
498 |
SET_RND(mm6); // =2 for rnd and =1 for no_rnd version
|
499 |
__asm __volatile( |
500 |
"movq (%1), %%mm0 \n\t"
|
501 |
"movq 1(%1), %%mm4 \n\t"
|
502 |
"movq %%mm0, %%mm1 \n\t"
|
503 |
"movq %%mm4, %%mm5 \n\t"
|
504 |
"punpcklbw %%mm7, %%mm0 \n\t"
|
505 |
"punpcklbw %%mm7, %%mm4 \n\t"
|
506 |
"punpckhbw %%mm7, %%mm1 \n\t"
|
507 |
"punpckhbw %%mm7, %%mm5 \n\t"
|
508 |
"paddusw %%mm0, %%mm4 \n\t"
|
509 |
"paddusw %%mm1, %%mm5 \n\t"
|
510 |
"xor %%"REG_a", %%"REG_a" \n\t" |
511 |
"add %3, %1 \n\t"
|
512 |
".balign 8 \n\t"
|
513 |
"1: \n\t"
|
514 |
"movq (%1, %%"REG_a"), %%mm0 \n\t" |
515 |
"movq 1(%1, %%"REG_a"), %%mm2 \n\t" |
516 |
"movq %%mm0, %%mm1 \n\t"
|
517 |
"movq %%mm2, %%mm3 \n\t"
|
518 |
"punpcklbw %%mm7, %%mm0 \n\t"
|
519 |
"punpcklbw %%mm7, %%mm2 \n\t"
|
520 |
"punpckhbw %%mm7, %%mm1 \n\t"
|
521 |
"punpckhbw %%mm7, %%mm3 \n\t"
|
522 |
"paddusw %%mm2, %%mm0 \n\t"
|
523 |
"paddusw %%mm3, %%mm1 \n\t"
|
524 |
"paddusw %%mm6, %%mm4 \n\t"
|
525 |
"paddusw %%mm6, %%mm5 \n\t"
|
526 |
"paddusw %%mm0, %%mm4 \n\t"
|
527 |
"paddusw %%mm1, %%mm5 \n\t"
|
528 |
"psrlw $2, %%mm4 \n\t"
|
529 |
"psrlw $2, %%mm5 \n\t"
|
530 |
"movq (%2, %%"REG_a"), %%mm3 \n\t" |
531 |
"packuswb %%mm5, %%mm4 \n\t"
|
532 |
"pcmpeqd %%mm2, %%mm2 \n\t"
|
533 |
"paddb %%mm2, %%mm2 \n\t"
|
534 |
PAVGB(%%mm3, %%mm4, %%mm5, %%mm2) |
535 |
"movq %%mm5, (%2, %%"REG_a") \n\t" |
536 |
"add %3, %%"REG_a" \n\t" |
537 |
|
538 |
"movq (%1, %%"REG_a"), %%mm2 \n\t" // 0 <-> 2 1 <-> 3 |
539 |
"movq 1(%1, %%"REG_a"), %%mm4 \n\t" |
540 |
"movq %%mm2, %%mm3 \n\t"
|
541 |
"movq %%mm4, %%mm5 \n\t"
|
542 |
"punpcklbw %%mm7, %%mm2 \n\t"
|
543 |
"punpcklbw %%mm7, %%mm4 \n\t"
|
544 |
"punpckhbw %%mm7, %%mm3 \n\t"
|
545 |
"punpckhbw %%mm7, %%mm5 \n\t"
|
546 |
"paddusw %%mm2, %%mm4 \n\t"
|
547 |
"paddusw %%mm3, %%mm5 \n\t"
|
548 |
"paddusw %%mm6, %%mm0 \n\t"
|
549 |
"paddusw %%mm6, %%mm1 \n\t"
|
550 |
"paddusw %%mm4, %%mm0 \n\t"
|
551 |
"paddusw %%mm5, %%mm1 \n\t"
|
552 |
"psrlw $2, %%mm0 \n\t"
|
553 |
"psrlw $2, %%mm1 \n\t"
|
554 |
"movq (%2, %%"REG_a"), %%mm3 \n\t" |
555 |
"packuswb %%mm1, %%mm0 \n\t"
|
556 |
"pcmpeqd %%mm2, %%mm2 \n\t"
|
557 |
"paddb %%mm2, %%mm2 \n\t"
|
558 |
PAVGB(%%mm3, %%mm0, %%mm1, %%mm2) |
559 |
"movq %%mm1, (%2, %%"REG_a") \n\t" |
560 |
"add %3, %%"REG_a" \n\t" |
561 |
|
562 |
"subl $2, %0 \n\t"
|
563 |
"jnz 1b \n\t"
|
564 |
:"+g"(h), "+S"(pixels) |
565 |
:"D"(block), "r"((long)line_size) |
566 |
:REG_a, "memory");
|
567 |
} |
568 |
|
569 |
//FIXME optimize
|
570 |
static void DEF(put, pixels16_y2)(uint8_t *block, const uint8_t *pixels, int line_size, int h){ |
571 |
DEF(put, pixels8_y2)(block , pixels , line_size, h); |
572 |
DEF(put, pixels8_y2)(block+8, pixels+8, line_size, h); |
573 |
} |
574 |
|
575 |
static void DEF(put, pixels16_xy2)(uint8_t *block, const uint8_t *pixels, int line_size, int h){ |
576 |
DEF(put, pixels8_xy2)(block , pixels , line_size, h); |
577 |
DEF(put, pixels8_xy2)(block+8, pixels+8, line_size, h); |
578 |
} |
579 |
|
580 |
static void DEF(avg, pixels16_y2)(uint8_t *block, const uint8_t *pixels, int line_size, int h){ |
581 |
DEF(avg, pixels8_y2)(block , pixels , line_size, h); |
582 |
DEF(avg, pixels8_y2)(block+8, pixels+8, line_size, h); |
583 |
} |
584 |
|
585 |
static void DEF(avg, pixels16_xy2)(uint8_t *block, const uint8_t *pixels, int line_size, int h){ |
586 |
DEF(avg, pixels8_xy2)(block , pixels , line_size, h); |
587 |
DEF(avg, pixels8_xy2)(block+8, pixels+8, line_size, h); |
588 |
} |
589 |
|
590 |
|