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590 lines
16 KiB
590 lines
16 KiB
/* |
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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., 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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|
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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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|
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static void 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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|
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static void 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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|
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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 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(); |
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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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:"+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); |
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} |
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|
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static __attribute__((unused)) void DEF(avg, 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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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 %2, %%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"(*dst) |
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:"m"(*src1), "m"(*src2) |
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:"memory"); |
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dst += dstStride; |
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src1 += src1Stride; |
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src2 += 8; |
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} while (--h); |
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} |
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|
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static void DEF(avg, 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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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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"movq 8%1, %%mm0 \n\t" |
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"movq 9%1, %%mm1 \n\t" |
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"movq 8%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, 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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} while (--h); |
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} |
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static __attribute__((unused)) void DEF(avg, 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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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 %2, %%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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"movq 8%1, %%mm0 \n\t" |
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"movq 8%2, %%mm1 \n\t" |
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"movq 8%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, 8%0 \n\t" |
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:"+m"(*dst) |
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:"m"(*src1), "m"(*src2) |
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:"memory"); |
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dst += dstStride; |
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src1 += src1Stride; |
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src2 += 16; |
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} while (--h); |
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} |
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|
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static void DEF(avg, 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 (%2), %%mm3 \n\t" |
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PAVGB(%%mm3, %%mm4, %%mm0, %%mm6) |
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"movq (%2, %3), %%mm3 \n\t" |
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PAVGB(%%mm3, %%mm5, %%mm1, %%mm6) |
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"movq %%mm0, (%2) \n\t" |
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"movq %%mm1, (%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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|
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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 (%2), %%mm3 \n\t" |
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PAVGB(%%mm3, %%mm4, %%mm2, %%mm6) |
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"movq (%2, %3), %%mm3 \n\t" |
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PAVGB(%%mm3, %%mm5, %%mm1, %%mm6) |
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"movq %%mm2, (%2) \n\t" |
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"movq %%mm1, (%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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|
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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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|
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// this routine is 'slightly' suboptimal but mostly unused |
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static void DEF(avg, 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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"movq (%2, %%"REG_a"), %%mm3 \n\t" |
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"packuswb %%mm5, %%mm4 \n\t" |
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"pcmpeqd %%mm2, %%mm2 \n\t" |
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"paddb %%mm2, %%mm2 \n\t" |
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PAVGB(%%mm3, %%mm4, %%mm5, %%mm2) |
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"movq %%mm5, (%2, %%"REG_a") \n\t" |
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"add %3, %%"REG_a" \n\t" |
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|
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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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"movq (%2, %%"REG_a"), %%mm3 \n\t" |
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"packuswb %%mm1, %%mm0 \n\t" |
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"pcmpeqd %%mm2, %%mm2 \n\t" |
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"paddb %%mm2, %%mm2 \n\t" |
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PAVGB(%%mm3, %%mm0, %%mm1, %%mm2) |
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"movq %%mm1, (%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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|
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//FIXME optimize |
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static void DEF(put, pixels16_y2)(uint8_t *block, const uint8_t *pixels, int line_size, int h){ |
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DEF(put, pixels8_y2)(block , pixels , line_size, h); |
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DEF(put, pixels8_y2)(block+8, pixels+8, line_size, h); |
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} |
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|
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static void DEF(put, pixels16_xy2)(uint8_t *block, const uint8_t *pixels, int line_size, int h){ |
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DEF(put, pixels8_xy2)(block , pixels , line_size, h); |
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DEF(put, pixels8_xy2)(block+8, pixels+8, line_size, h); |
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} |
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|
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static void DEF(avg, pixels16_y2)(uint8_t *block, const uint8_t *pixels, int line_size, int h){ |
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DEF(avg, pixels8_y2)(block , pixels , line_size, h); |
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DEF(avg, pixels8_y2)(block+8, pixels+8, line_size, h); |
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} |
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|
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static void DEF(avg, pixels16_xy2)(uint8_t *block, const uint8_t *pixels, int line_size, int h){ |
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DEF(avg, pixels8_xy2)(block , pixels , line_size, h); |
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DEF(avg, pixels8_xy2)(block+8, pixels+8, line_size, h); |
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} |
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