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1 82821c91 Christophe Gisquet
/*
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 * VC-1 and WMV3 - DSP functions MMX-optimized
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 * Copyright (c) 2007 Christophe GISQUET <christophe.gisquet@free.fr>
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 *
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 * Permission is hereby granted, free of charge, to any person
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 * obtaining a copy of this software and associated documentation
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 * files (the "Software"), to deal in the Software without
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 * restriction, including without limitation the rights to use,
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 * copy, modify, merge, publish, distribute, sublicense, and/or sell
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 * copies of the Software, and to permit persons to whom the
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 * Software is furnished to do so, subject to the following
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 * conditions:
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 *
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 * The above copyright notice and this permission notice shall be
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 * included in all copies or substantial portions of the Software.
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 *
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 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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 * OTHER DEALINGS IN THE SOFTWARE.
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 */
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#include "libavutil/x86_cpu.h"
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#include "libavcodec/dsputil.h"
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#include "dsputil_mmx.h"
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#define OP_PUT(S,D)
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#define OP_AVG(S,D) "pavgb " #S ", " #D " \n\t"
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/** Add rounder from mm7 to mm3 and pack result at destination */
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#define NORMALIZE_MMX(SHIFT)                                    \
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     "paddw     %%mm7, %%mm3           \n\t" /* +bias-r */      \
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     "paddw     %%mm7, %%mm4           \n\t" /* +bias-r */      \
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     "psraw     "SHIFT", %%mm3         \n\t"                    \
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     "psraw     "SHIFT", %%mm4         \n\t"
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#define TRANSFER_DO_PACK(OP)                    \
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     "packuswb  %%mm4, %%mm3           \n\t"    \
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     OP((%2), %%mm3)                            \
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     "movq      %%mm3, (%2)            \n\t"
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#define TRANSFER_DONT_PACK(OP)                  \
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     OP(0(%2), %%mm3)                           \
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     OP(8(%2), %%mm4)                           \
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     "movq      %%mm3, 0(%2)           \n\t"    \
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     "movq      %%mm4, 8(%2)           \n\t"
51
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/** @see MSPEL_FILTER13_CORE for use as UNPACK macro */
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#define DO_UNPACK(reg)  "punpcklbw %%mm0, " reg "\n\t"
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#define DONT_UNPACK(reg)
55
56
/** Compute the rounder 32-r or 8-r and unpacks it to mm7 */
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#define LOAD_ROUNDER_MMX(ROUND)                 \
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     "movd      "ROUND", %%mm7         \n\t"    \
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     "punpcklwd %%mm7, %%mm7           \n\t"    \
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     "punpckldq %%mm7, %%mm7           \n\t"
61
62
#define SHIFT2_LINE(OFF, R0,R1,R2,R3)           \
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    "paddw     %%mm"#R2", %%mm"#R1"    \n\t"    \
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    "movd      (%0,%3), %%mm"#R0"      \n\t"    \
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    "pmullw    %%mm6, %%mm"#R1"        \n\t"    \
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    "punpcklbw %%mm0, %%mm"#R0"        \n\t"    \
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    "movd      (%0,%2), %%mm"#R3"      \n\t"    \
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    "psubw     %%mm"#R0", %%mm"#R1"    \n\t"    \
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    "punpcklbw %%mm0, %%mm"#R3"        \n\t"    \
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    "paddw     %%mm7, %%mm"#R1"        \n\t"    \
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    "psubw     %%mm"#R3", %%mm"#R1"    \n\t"    \
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    "psraw     %4, %%mm"#R1"           \n\t"    \
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    "movq      %%mm"#R1", "#OFF"(%1)   \n\t"    \
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    "add       %2, %0                  \n\t"
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/** Sacrifying mm6 allows to pipeline loads from src */
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static void vc1_put_ver_16b_shift2_mmx(int16_t *dst,
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                                       const uint8_t *src, x86_reg stride,
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                                       int rnd, int64_t shift)
80
{
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    __asm__ volatile(
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        "mov       $3, %%"REG_c"           \n\t"
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        LOAD_ROUNDER_MMX("%5")
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        "movq      "MANGLE(ff_pw_9)", %%mm6 \n\t"
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        "1:                                \n\t"
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        "movd      (%0), %%mm2             \n\t"
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        "add       %2, %0                  \n\t"
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        "movd      (%0), %%mm3             \n\t"
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        "punpcklbw %%mm0, %%mm2            \n\t"
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        "punpcklbw %%mm0, %%mm3            \n\t"
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        SHIFT2_LINE(  0, 1, 2, 3, 4)
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        SHIFT2_LINE( 24, 2, 3, 4, 1)
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        SHIFT2_LINE( 48, 3, 4, 1, 2)
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        SHIFT2_LINE( 72, 4, 1, 2, 3)
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        SHIFT2_LINE( 96, 1, 2, 3, 4)
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        SHIFT2_LINE(120, 2, 3, 4, 1)
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        SHIFT2_LINE(144, 3, 4, 1, 2)
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        SHIFT2_LINE(168, 4, 1, 2, 3)
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        "sub       %6, %0                  \n\t"
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        "add       $8, %1                  \n\t"
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        "dec       %%"REG_c"               \n\t"
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        "jnz 1b                            \n\t"
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        : "+r"(src), "+r"(dst)
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        : "r"(stride), "r"(-2*stride),
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          "m"(shift), "m"(rnd), "r"(9*stride-4)
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        : "%"REG_c, "memory"
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    );
108
}
109
110
/**
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 * Data is already unpacked, so some operations can directly be made from
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 * memory.
113
 */
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#define VC1_HOR_16b_SHIFT2(OP, OPNAME)\
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static void OPNAME ## vc1_hor_16b_shift2_mmx(uint8_t *dst, x86_reg stride,\
116
                                             const int16_t *src, int rnd)\
117
{\
118
    int h = 8;\
119
\
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    src -= 1;\
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    rnd -= (-1+9+9-1)*1024; /* Add -1024 bias */\
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    __asm__ volatile(\
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        LOAD_ROUNDER_MMX("%4")\
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        "movq      "MANGLE(ff_pw_128)", %%mm6\n\t"\
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        "movq      "MANGLE(ff_pw_9)", %%mm5 \n\t"\
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        "1:                                \n\t"\
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        "movq      2*0+0(%1), %%mm1        \n\t"\
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        "movq      2*0+8(%1), %%mm2        \n\t"\
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        "movq      2*1+0(%1), %%mm3        \n\t"\
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        "movq      2*1+8(%1), %%mm4        \n\t"\
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        "paddw     2*3+0(%1), %%mm1        \n\t"\
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        "paddw     2*3+8(%1), %%mm2        \n\t"\
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        "paddw     2*2+0(%1), %%mm3        \n\t"\
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        "paddw     2*2+8(%1), %%mm4        \n\t"\
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        "pmullw    %%mm5, %%mm3            \n\t"\
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        "pmullw    %%mm5, %%mm4            \n\t"\
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        "psubw     %%mm1, %%mm3            \n\t"\
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        "psubw     %%mm2, %%mm4            \n\t"\
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        NORMALIZE_MMX("$7")\
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        /* Remove bias */\
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        "paddw     %%mm6, %%mm3            \n\t"\
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        "paddw     %%mm6, %%mm4            \n\t"\
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        TRANSFER_DO_PACK(OP)\
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        "add       $24, %1                 \n\t"\
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        "add       %3, %2                  \n\t"\
146
        "decl      %0                      \n\t"\
147
        "jnz 1b                            \n\t"\
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        : "+r"(h), "+r" (src),  "+r" (dst)\
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        : "r"(stride), "m"(rnd)\
150
        : "memory"\
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    );\
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}
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VC1_HOR_16b_SHIFT2(OP_PUT, put_)
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VC1_HOR_16b_SHIFT2(OP_AVG, avg_)
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158
/**
159
 * Purely vertical or horizontal 1/2 shift interpolation.
160
 * Sacrify mm6 for *9 factor.
161
 */
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#define VC1_SHIFT2(OP, OPNAME)\
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static void OPNAME ## vc1_shift2_mmx(uint8_t *dst, const uint8_t *src,\
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                                     x86_reg stride, int rnd, x86_reg offset)\
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{\
166
    rnd = 8-rnd;\
167
    __asm__ volatile(\
168
        "mov       $8, %%"REG_c"           \n\t"\
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        LOAD_ROUNDER_MMX("%5")\
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        "movq      "MANGLE(ff_pw_9)", %%mm6\n\t"\
171
        "1:                                \n\t"\
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        "movd      0(%0   ), %%mm3         \n\t"\
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        "movd      4(%0   ), %%mm4         \n\t"\
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        "movd      0(%0,%2), %%mm1         \n\t"\
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        "movd      4(%0,%2), %%mm2         \n\t"\
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        "add       %2, %0                  \n\t"\
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        "punpcklbw %%mm0, %%mm3            \n\t"\
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        "punpcklbw %%mm0, %%mm4            \n\t"\
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        "punpcklbw %%mm0, %%mm1            \n\t"\
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        "punpcklbw %%mm0, %%mm2            \n\t"\
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        "paddw     %%mm1, %%mm3            \n\t"\
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        "paddw     %%mm2, %%mm4            \n\t"\
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        "movd      0(%0,%3), %%mm1         \n\t"\
184
        "movd      4(%0,%3), %%mm2         \n\t"\
185
        "pmullw    %%mm6, %%mm3            \n\t" /* 0,9,9,0*/\
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        "pmullw    %%mm6, %%mm4            \n\t" /* 0,9,9,0*/\
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        "punpcklbw %%mm0, %%mm1            \n\t"\
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        "punpcklbw %%mm0, %%mm2            \n\t"\
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        "psubw     %%mm1, %%mm3            \n\t" /*-1,9,9,0*/\
190
        "psubw     %%mm2, %%mm4            \n\t" /*-1,9,9,0*/\
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        "movd      0(%0,%2), %%mm1         \n\t"\
192
        "movd      4(%0,%2), %%mm2         \n\t"\
193
        "punpcklbw %%mm0, %%mm1            \n\t"\
194
        "punpcklbw %%mm0, %%mm2            \n\t"\
195
        "psubw     %%mm1, %%mm3            \n\t" /*-1,9,9,-1*/\
196
        "psubw     %%mm2, %%mm4            \n\t" /*-1,9,9,-1*/\
197
        NORMALIZE_MMX("$4")\
198
        "packuswb  %%mm4, %%mm3            \n\t"\
199
        OP((%1), %%mm3)\
200
        "movq      %%mm3, (%1)             \n\t"\
201
        "add       %6, %0                  \n\t"\
202
        "add       %4, %1                  \n\t"\
203
        "dec       %%"REG_c"               \n\t"\
204
        "jnz 1b                            \n\t"\
205
        : "+r"(src),  "+r"(dst)\
206
        : "r"(offset), "r"(-2*offset), "g"(stride), "m"(rnd),\
207
          "g"(stride-offset)\
208
        : "%"REG_c, "memory"\
209
    );\
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}
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VC1_SHIFT2(OP_PUT, put_)
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VC1_SHIFT2(OP_AVG, avg_)
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/**
216
 * Core of the 1/4 and 3/4 shift bicubic interpolation.
217
 *
218
 * @param UNPACK  Macro unpacking arguments from 8 to 16bits (can be empty).
219
 * @param MOVQ    "movd 1" or "movq 2", if data read is already unpacked.
220
 * @param A1      Address of 1st tap (beware of unpacked/packed).
221
 * @param A2      Address of 2nd tap
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 * @param A3      Address of 3rd tap
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 * @param A4      Address of 4th tap
224
 */
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#define MSPEL_FILTER13_CORE(UNPACK, MOVQ, A1, A2, A3, A4)       \
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     MOVQ "*0+"A1", %%mm1       \n\t"                           \
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     MOVQ "*4+"A1", %%mm2       \n\t"                           \
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     UNPACK("%%mm1")                                            \
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     UNPACK("%%mm2")                                            \
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     "pmullw    "MANGLE(ff_pw_3)", %%mm1\n\t"                   \
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     "pmullw    "MANGLE(ff_pw_3)", %%mm2\n\t"                   \
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     MOVQ "*0+"A2", %%mm3       \n\t"                           \
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     MOVQ "*4+"A2", %%mm4       \n\t"                           \
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     UNPACK("%%mm3")                                            \
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     UNPACK("%%mm4")                                            \
236
     "pmullw    %%mm6, %%mm3    \n\t" /* *18 */                 \
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     "pmullw    %%mm6, %%mm4    \n\t" /* *18 */                 \
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     "psubw     %%mm1, %%mm3    \n\t" /* 18,-3 */               \
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     "psubw     %%mm2, %%mm4    \n\t" /* 18,-3 */               \
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     MOVQ "*0+"A4", %%mm1       \n\t"                           \
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     MOVQ "*4+"A4", %%mm2       \n\t"                           \
242
     UNPACK("%%mm1")                                            \
243
     UNPACK("%%mm2")                                            \
244
     "psllw     $2, %%mm1       \n\t" /* 4* */                  \
245
     "psllw     $2, %%mm2       \n\t" /* 4* */                  \
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     "psubw     %%mm1, %%mm3    \n\t" /* -4,18,-3 */            \
247
     "psubw     %%mm2, %%mm4    \n\t" /* -4,18,-3 */            \
248
     MOVQ "*0+"A3", %%mm1       \n\t"                           \
249
     MOVQ "*4+"A3", %%mm2       \n\t"                           \
250
     UNPACK("%%mm1")                                            \
251
     UNPACK("%%mm2")                                            \
252
     "pmullw    %%mm5, %%mm1    \n\t" /* *53 */                 \
253
     "pmullw    %%mm5, %%mm2    \n\t" /* *53 */                 \
254
     "paddw     %%mm1, %%mm3    \n\t" /* 4,53,18,-3 */          \
255
     "paddw     %%mm2, %%mm4    \n\t" /* 4,53,18,-3 */
256
257
/**
258
 * Macro to build the vertical 16bits version of vc1_put_shift[13].
259
 * Here, offset=src_stride. Parameters passed A1 to A4 must use
260
 * %3 (src_stride) and %4 (3*src_stride).
261
 *
262
 * @param  NAME   Either 1 or 3
263
 * @see MSPEL_FILTER13_CORE for information on A1->A4
264
 */
265
#define MSPEL_FILTER13_VER_16B(NAME, A1, A2, A3, A4)                    \
266
static void                                                             \
267
vc1_put_ver_16b_ ## NAME ## _mmx(int16_t *dst, const uint8_t *src,      \
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                                 x86_reg src_stride,                   \
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                                 int rnd, int64_t shift)                \
270
{                                                                       \
271
    int h = 8;                                                          \
272
    src -= src_stride;                                                  \
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    __asm__ volatile(                                                       \
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        LOAD_ROUNDER_MMX("%5")                                          \
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        "movq      "MANGLE(ff_pw_53)", %%mm5\n\t"                       \
276
        "movq      "MANGLE(ff_pw_18)", %%mm6\n\t"                       \
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        ASMALIGN(3)                                                     \
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        "1:                        \n\t"                                \
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        MSPEL_FILTER13_CORE(DO_UNPACK, "movd  1", A1, A2, A3, A4)       \
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        NORMALIZE_MMX("%6")                                             \
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        TRANSFER_DONT_PACK(OP_PUT)                                      \
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        /* Last 3 (in fact 4) bytes on the line */                      \
283
        "movd      8+"A1", %%mm1   \n\t"                                \
284
        DO_UNPACK("%%mm1")                                              \
285
        "movq      %%mm1, %%mm3    \n\t"                                \
286
        "paddw     %%mm1, %%mm1    \n\t"                                \
287
        "paddw     %%mm3, %%mm1    \n\t" /* 3* */                       \
288
        "movd      8+"A2", %%mm3   \n\t"                                \
289
        DO_UNPACK("%%mm3")                                              \
290
        "pmullw    %%mm6, %%mm3    \n\t" /* *18 */                      \
291
        "psubw     %%mm1, %%mm3    \n\t" /*18,-3 */                     \
292
        "movd      8+"A3", %%mm1   \n\t"                                \
293
        DO_UNPACK("%%mm1")                                              \
294
        "pmullw    %%mm5, %%mm1    \n\t" /* *53 */                      \
295
        "paddw     %%mm1, %%mm3    \n\t" /*53,18,-3 */                  \
296
        "movd      8+"A4", %%mm1   \n\t"                                \
297
        DO_UNPACK("%%mm1")                                              \
298
        "psllw     $2, %%mm1       \n\t" /* 4* */                       \
299
        "psubw     %%mm1, %%mm3    \n\t"                                \
300
        "paddw     %%mm7, %%mm3    \n\t"                                \
301
        "psraw     %6, %%mm3       \n\t"                                \
302
        "movq      %%mm3, 16(%2)   \n\t"                                \
303
        "add       %3, %1          \n\t"                                \
304
        "add       $24, %2         \n\t"                                \
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        "decl      %0              \n\t"                                \
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        "jnz 1b                    \n\t"                                \
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        : "+r"(h), "+r" (src),  "+r" (dst)                              \
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        : "r"(src_stride), "r"(3*src_stride),                           \
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          "m"(rnd), "m"(shift)                                          \
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        : "memory"                                                      \
311
    );                                                                  \
312
}
313
314
/**
315
 * Macro to build the horizontal 16bits version of vc1_put_shift[13].
316
 * Here, offset=16bits, so parameters passed A1 to A4 should be simple.
317
 *
318
 * @param  NAME   Either 1 or 3
319
 * @see MSPEL_FILTER13_CORE for information on A1->A4
320
 */
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#define MSPEL_FILTER13_HOR_16B(NAME, A1, A2, A3, A4, OP, OPNAME)        \
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static void                                                             \
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OPNAME ## vc1_hor_16b_ ## NAME ## _mmx(uint8_t *dst, x86_reg stride,    \
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                                 const int16_t *src, int rnd)           \
325
{                                                                       \
326
    int h = 8;                                                          \
327
    src -= 1;                                                           \
328
    rnd -= (-4+58+13-3)*256; /* Add -256 bias */                        \
329 be449fca Diego Pettenò
    __asm__ volatile(                                                       \
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        LOAD_ROUNDER_MMX("%4")                                          \
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        "movq      "MANGLE(ff_pw_18)", %%mm6   \n\t"                    \
332
        "movq      "MANGLE(ff_pw_53)", %%mm5   \n\t"                    \
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        ASMALIGN(3)                                                     \
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        "1:                        \n\t"                                \
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        MSPEL_FILTER13_CORE(DONT_UNPACK, "movq 2", A1, A2, A3, A4)      \
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        NORMALIZE_MMX("$7")                                             \
337
        /* Remove bias */                                               \
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        "paddw     "MANGLE(ff_pw_128)", %%mm3  \n\t"                    \
339
        "paddw     "MANGLE(ff_pw_128)", %%mm4  \n\t"                    \
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        TRANSFER_DO_PACK(OP)                                            \
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        "add       $24, %1         \n\t"                                \
342
        "add       %3, %2          \n\t"                                \
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        "decl      %0              \n\t"                                \
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        "jnz 1b                    \n\t"                                \
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        : "+r"(h), "+r" (src),  "+r" (dst)                              \
346
        : "r"(stride), "m"(rnd)                                         \
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        : "memory"                                                      \
348
    );                                                                  \
349
}
350
351
/**
352
 * Macro to build the 8bits, any direction, version of vc1_put_shift[13].
353
 * Here, offset=src_stride. Parameters passed A1 to A4 must use
354
 * %3 (offset) and %4 (3*offset).
355
 *
356
 * @param  NAME   Either 1 or 3
357
 * @see MSPEL_FILTER13_CORE for information on A1->A4
358
 */
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#define MSPEL_FILTER13_8B(NAME, A1, A2, A3, A4, OP, OPNAME)             \
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static void                                                             \
361 9bf0fdf3 David Conrad
OPNAME ## vc1_## NAME ## _mmx(uint8_t *dst, const uint8_t *src,         \
362 40d0e665 Ramiro Polla
                        x86_reg stride, int rnd, x86_reg offset)      \
363 82821c91 Christophe Gisquet
{                                                                       \
364
    int h = 8;                                                          \
365
    src -= offset;                                                      \
366
    rnd = 32-rnd;                                                       \
367 be449fca Diego Pettenò
    __asm__ volatile (                                                      \
368 82821c91 Christophe Gisquet
        LOAD_ROUNDER_MMX("%6")                                          \
369 ae904fd0 Christophe Gisquet
        "movq      "MANGLE(ff_pw_53)", %%mm5       \n\t"                \
370
        "movq      "MANGLE(ff_pw_18)", %%mm6       \n\t"                \
371 82821c91 Christophe Gisquet
        ASMALIGN(3)                                                     \
372
        "1:                        \n\t"                                \
373 ae904fd0 Christophe Gisquet
        MSPEL_FILTER13_CORE(DO_UNPACK, "movd   1", A1, A2, A3, A4)      \
374 82821c91 Christophe Gisquet
        NORMALIZE_MMX("$6")                                             \
375 9bf0fdf3 David Conrad
        TRANSFER_DO_PACK(OP)                                            \
376 82821c91 Christophe Gisquet
        "add       %5, %1          \n\t"                                \
377
        "add       %5, %2          \n\t"                                \
378 15c57ced Reimar Döffinger
        "decl      %0              \n\t"                                \
379 82821c91 Christophe Gisquet
        "jnz 1b                    \n\t"                                \
380 ae904fd0 Christophe Gisquet
        : "+r"(h), "+r" (src),  "+r" (dst)                              \
381
        : "r"(offset), "r"(3*offset), "g"(stride), "m"(rnd)             \
382 82821c91 Christophe Gisquet
        : "memory"                                                      \
383
    );                                                                  \
384
}
385
386
/** 1/4 shift bicubic interpolation */
387 9bf0fdf3 David Conrad
MSPEL_FILTER13_8B     (shift1, "0(%1,%4  )", "0(%1,%3,2)", "0(%1,%3  )", "0(%1     )", OP_PUT, put_)
388
MSPEL_FILTER13_8B     (shift1, "0(%1,%4  )", "0(%1,%3,2)", "0(%1,%3  )", "0(%1     )", OP_AVG, avg_)
389 82821c91 Christophe Gisquet
MSPEL_FILTER13_VER_16B(shift1, "0(%1,%4  )", "0(%1,%3,2)", "0(%1,%3  )", "0(%1     )")
390 9bf0fdf3 David Conrad
MSPEL_FILTER13_HOR_16B(shift1, "2*3(%1)", "2*2(%1)", "2*1(%1)", "2*0(%1)", OP_PUT, put_)
391
MSPEL_FILTER13_HOR_16B(shift1, "2*3(%1)", "2*2(%1)", "2*1(%1)", "2*0(%1)", OP_AVG, avg_)
392 82821c91 Christophe Gisquet
393
/** 3/4 shift bicubic interpolation */
394 9bf0fdf3 David Conrad
MSPEL_FILTER13_8B     (shift3, "0(%1     )", "0(%1,%3  )", "0(%1,%3,2)", "0(%1,%4  )", OP_PUT, put_)
395
MSPEL_FILTER13_8B     (shift3, "0(%1     )", "0(%1,%3  )", "0(%1,%3,2)", "0(%1,%4  )", OP_AVG, avg_)
396 82821c91 Christophe Gisquet
MSPEL_FILTER13_VER_16B(shift3, "0(%1     )", "0(%1,%3  )", "0(%1,%3,2)", "0(%1,%4  )")
397 9bf0fdf3 David Conrad
MSPEL_FILTER13_HOR_16B(shift3, "2*0(%1)", "2*1(%1)", "2*2(%1)", "2*3(%1)", OP_PUT, put_)
398
MSPEL_FILTER13_HOR_16B(shift3, "2*0(%1)", "2*1(%1)", "2*2(%1)", "2*3(%1)", OP_AVG, avg_)
399 82821c91 Christophe Gisquet
400 40d0e665 Ramiro Polla
typedef void (*vc1_mspel_mc_filter_ver_16bits)(int16_t *dst, const uint8_t *src, x86_reg src_stride, int rnd, int64_t shift);
401
typedef void (*vc1_mspel_mc_filter_hor_16bits)(uint8_t *dst, x86_reg dst_stride, const int16_t *src, int rnd);
402
typedef void (*vc1_mspel_mc_filter_8bits)(uint8_t *dst, const uint8_t *src, x86_reg stride, int rnd, x86_reg offset);
403 82821c91 Christophe Gisquet
404
/**
405 49bd8e4b Måns Rullgård
 * Interpolate fractional pel values by applying proper vertical then
406 82821c91 Christophe Gisquet
 * horizontal filter.
407
 *
408
 * @param  dst     Destination buffer for interpolated pels.
409
 * @param  src     Source buffer.
410
 * @param  stride  Stride for both src and dst buffers.
411
 * @param  hmode   Horizontal filter (expressed in quarter pixels shift).
412
 * @param  hmode   Vertical filter.
413
 * @param  rnd     Rounding bias.
414
 */
415 9bf0fdf3 David Conrad
#define VC1_MSPEL_MC(OP)\
416
static void OP ## vc1_mspel_mc(uint8_t *dst, const uint8_t *src, int stride,\
417
                               int hmode, int vmode, int rnd)\
418
{\
419
    static const vc1_mspel_mc_filter_ver_16bits vc1_put_shift_ver_16bits[] =\
420
         { NULL, vc1_put_ver_16b_shift1_mmx, vc1_put_ver_16b_shift2_mmx, vc1_put_ver_16b_shift3_mmx };\
421
    static const vc1_mspel_mc_filter_hor_16bits vc1_put_shift_hor_16bits[] =\
422
         { NULL, OP ## vc1_hor_16b_shift1_mmx, OP ## vc1_hor_16b_shift2_mmx, OP ## vc1_hor_16b_shift3_mmx };\
423
    static const vc1_mspel_mc_filter_8bits vc1_put_shift_8bits[] =\
424
         { NULL, OP ## vc1_shift1_mmx, OP ## vc1_shift2_mmx, OP ## vc1_shift3_mmx };\
425
\
426
    __asm__ volatile(\
427
        "pxor %%mm0, %%mm0         \n\t"\
428
        ::: "memory"\
429
    );\
430
\
431
    if (vmode) { /* Vertical filter to apply */\
432
        if (hmode) { /* Horizontal filter to apply, output to tmp */\
433
            static const int shift_value[] = { 0, 5, 1, 5 };\
434
            int              shift = (shift_value[hmode]+shift_value[vmode])>>1;\
435
            int              r;\
436 84dc2d8a Måns Rullgård
            DECLARE_ALIGNED(16, int16_t, tmp)[12*8];\
437 9bf0fdf3 David Conrad
\
438
            r = (1<<(shift-1)) + rnd-1;\
439
            vc1_put_shift_ver_16bits[vmode](tmp, src-1, stride, r, shift);\
440
\
441
            vc1_put_shift_hor_16bits[hmode](dst, stride, tmp+1, 64-rnd);\
442
            return;\
443
        }\
444
        else { /* No horizontal filter, output 8 lines to dst */\
445
            vc1_put_shift_8bits[vmode](dst, src, stride, 1-rnd, stride);\
446
            return;\
447
        }\
448
    }\
449
\
450
    /* Horizontal mode with no vertical mode */\
451
    vc1_put_shift_8bits[hmode](dst, src, stride, rnd, 1);\
452 82821c91 Christophe Gisquet
}
453
454 9bf0fdf3 David Conrad
VC1_MSPEL_MC(put_)
455
VC1_MSPEL_MC(avg_)
456
457 82821c91 Christophe Gisquet
/** Macro to ease bicubic filter interpolation functions declarations */
458
#define DECLARE_FUNCTION(a, b)                                          \
459
static void put_vc1_mspel_mc ## a ## b ## _mmx(uint8_t *dst, const uint8_t *src, int stride, int rnd) { \
460 9bf0fdf3 David Conrad
     put_vc1_mspel_mc(dst, src, stride, a, b, rnd);                     \
461
}\
462
static void avg_vc1_mspel_mc ## a ## b ## _mmx2(uint8_t *dst, const uint8_t *src, int stride, int rnd) { \
463
     avg_vc1_mspel_mc(dst, src, stride, a, b, rnd);                     \
464 82821c91 Christophe Gisquet
}
465
466
DECLARE_FUNCTION(0, 1)
467
DECLARE_FUNCTION(0, 2)
468
DECLARE_FUNCTION(0, 3)
469
470
DECLARE_FUNCTION(1, 0)
471
DECLARE_FUNCTION(1, 1)
472
DECLARE_FUNCTION(1, 2)
473
DECLARE_FUNCTION(1, 3)
474
475
DECLARE_FUNCTION(2, 0)
476
DECLARE_FUNCTION(2, 1)
477
DECLARE_FUNCTION(2, 2)
478
DECLARE_FUNCTION(2, 3)
479
480
DECLARE_FUNCTION(3, 0)
481
DECLARE_FUNCTION(3, 1)
482
DECLARE_FUNCTION(3, 2)
483
DECLARE_FUNCTION(3, 3)
484
485 4f717c69 Jason Garrett-Glaser
static void vc1_inv_trans_4x4_dc_mmx2(uint8_t *dest, int linesize, DCTELEM *block)
486
{
487
    int dc = block[0];
488
    dc = (17 * dc +  4) >> 3;
489
    dc = (17 * dc + 64) >> 7;
490
    __asm__ volatile(
491
        "movd          %0, %%mm0 \n\t"
492
        "pshufw $0, %%mm0, %%mm0 \n\t"
493
        "pxor       %%mm1, %%mm1 \n\t"
494
        "psubw      %%mm0, %%mm1 \n\t"
495
        "packuswb   %%mm0, %%mm0 \n\t"
496
        "packuswb   %%mm1, %%mm1 \n\t"
497
        ::"r"(dc)
498
    );
499
    __asm__ volatile(
500
        "movd          %0, %%mm2 \n\t"
501
        "movd          %1, %%mm3 \n\t"
502
        "movd          %2, %%mm4 \n\t"
503
        "movd          %3, %%mm5 \n\t"
504
        "paddusb    %%mm0, %%mm2 \n\t"
505
        "paddusb    %%mm0, %%mm3 \n\t"
506
        "paddusb    %%mm0, %%mm4 \n\t"
507
        "paddusb    %%mm0, %%mm5 \n\t"
508
        "psubusb    %%mm1, %%mm2 \n\t"
509
        "psubusb    %%mm1, %%mm3 \n\t"
510
        "psubusb    %%mm1, %%mm4 \n\t"
511
        "psubusb    %%mm1, %%mm5 \n\t"
512
        "movd       %%mm2, %0    \n\t"
513
        "movd       %%mm3, %1    \n\t"
514
        "movd       %%mm4, %2    \n\t"
515
        "movd       %%mm5, %3    \n\t"
516
        :"+m"(*(uint32_t*)(dest+0*linesize)),
517
         "+m"(*(uint32_t*)(dest+1*linesize)),
518
         "+m"(*(uint32_t*)(dest+2*linesize)),
519
         "+m"(*(uint32_t*)(dest+3*linesize))
520
    );
521
}
522
523
static void vc1_inv_trans_4x8_dc_mmx2(uint8_t *dest, int linesize, DCTELEM *block)
524
{
525
    int dc = block[0];
526
    dc = (17 * dc +  4) >> 3;
527
    dc = (12 * dc + 64) >> 7;
528
    __asm__ volatile(
529
        "movd          %0, %%mm0 \n\t"
530
        "pshufw $0, %%mm0, %%mm0 \n\t"
531
        "pxor       %%mm1, %%mm1 \n\t"
532
        "psubw      %%mm0, %%mm1 \n\t"
533
        "packuswb   %%mm0, %%mm0 \n\t"
534
        "packuswb   %%mm1, %%mm1 \n\t"
535
        ::"r"(dc)
536
    );
537
    __asm__ volatile(
538
        "movd          %0, %%mm2 \n\t"
539
        "movd          %1, %%mm3 \n\t"
540
        "movd          %2, %%mm4 \n\t"
541
        "movd          %3, %%mm5 \n\t"
542
        "paddusb    %%mm0, %%mm2 \n\t"
543
        "paddusb    %%mm0, %%mm3 \n\t"
544
        "paddusb    %%mm0, %%mm4 \n\t"
545
        "paddusb    %%mm0, %%mm5 \n\t"
546
        "psubusb    %%mm1, %%mm2 \n\t"
547
        "psubusb    %%mm1, %%mm3 \n\t"
548
        "psubusb    %%mm1, %%mm4 \n\t"
549
        "psubusb    %%mm1, %%mm5 \n\t"
550
        "movd       %%mm2, %0    \n\t"
551
        "movd       %%mm3, %1    \n\t"
552
        "movd       %%mm4, %2    \n\t"
553
        "movd       %%mm5, %3    \n\t"
554
        :"+m"(*(uint32_t*)(dest+0*linesize)),
555
         "+m"(*(uint32_t*)(dest+1*linesize)),
556
         "+m"(*(uint32_t*)(dest+2*linesize)),
557
         "+m"(*(uint32_t*)(dest+3*linesize))
558
    );
559
    dest += 4*linesize;
560
    __asm__ volatile(
561
        "movd          %0, %%mm2 \n\t"
562
        "movd          %1, %%mm3 \n\t"
563
        "movd          %2, %%mm4 \n\t"
564
        "movd          %3, %%mm5 \n\t"
565
        "paddusb    %%mm0, %%mm2 \n\t"
566
        "paddusb    %%mm0, %%mm3 \n\t"
567
        "paddusb    %%mm0, %%mm4 \n\t"
568
        "paddusb    %%mm0, %%mm5 \n\t"
569
        "psubusb    %%mm1, %%mm2 \n\t"
570
        "psubusb    %%mm1, %%mm3 \n\t"
571
        "psubusb    %%mm1, %%mm4 \n\t"
572
        "psubusb    %%mm1, %%mm5 \n\t"
573
        "movd       %%mm2, %0    \n\t"
574
        "movd       %%mm3, %1    \n\t"
575
        "movd       %%mm4, %2    \n\t"
576
        "movd       %%mm5, %3    \n\t"
577
        :"+m"(*(uint32_t*)(dest+0*linesize)),
578
         "+m"(*(uint32_t*)(dest+1*linesize)),
579
         "+m"(*(uint32_t*)(dest+2*linesize)),
580
         "+m"(*(uint32_t*)(dest+3*linesize))
581
    );
582
}
583
584
static void vc1_inv_trans_8x4_dc_mmx2(uint8_t *dest, int linesize, DCTELEM *block)
585
{
586
    int dc = block[0];
587
    dc = ( 3 * dc +  1) >> 1;
588
    dc = (17 * dc + 64) >> 7;
589
    __asm__ volatile(
590
        "movd          %0, %%mm0 \n\t"
591
        "pshufw $0, %%mm0, %%mm0 \n\t"
592
        "pxor       %%mm1, %%mm1 \n\t"
593
        "psubw      %%mm0, %%mm1 \n\t"
594
        "packuswb   %%mm0, %%mm0 \n\t"
595
        "packuswb   %%mm1, %%mm1 \n\t"
596
        ::"r"(dc)
597
    );
598
    __asm__ volatile(
599
        "movq          %0, %%mm2 \n\t"
600
        "movq          %1, %%mm3 \n\t"
601
        "movq          %2, %%mm4 \n\t"
602
        "movq          %3, %%mm5 \n\t"
603
        "paddusb    %%mm0, %%mm2 \n\t"
604
        "paddusb    %%mm0, %%mm3 \n\t"
605
        "paddusb    %%mm0, %%mm4 \n\t"
606
        "paddusb    %%mm0, %%mm5 \n\t"
607
        "psubusb    %%mm1, %%mm2 \n\t"
608
        "psubusb    %%mm1, %%mm3 \n\t"
609
        "psubusb    %%mm1, %%mm4 \n\t"
610
        "psubusb    %%mm1, %%mm5 \n\t"
611
        "movq       %%mm2, %0    \n\t"
612
        "movq       %%mm3, %1    \n\t"
613
        "movq       %%mm4, %2    \n\t"
614
        "movq       %%mm5, %3    \n\t"
615
        :"+m"(*(uint32_t*)(dest+0*linesize)),
616
         "+m"(*(uint32_t*)(dest+1*linesize)),
617
         "+m"(*(uint32_t*)(dest+2*linesize)),
618
         "+m"(*(uint32_t*)(dest+3*linesize))
619
    );
620
}
621
622
static void vc1_inv_trans_8x8_dc_mmx2(uint8_t *dest, int linesize, DCTELEM *block)
623
{
624
    int dc = block[0];
625
    dc = (3 * dc +  1) >> 1;
626
    dc = (3 * dc + 16) >> 5;
627
    __asm__ volatile(
628
        "movd          %0, %%mm0 \n\t"
629
        "pshufw $0, %%mm0, %%mm0 \n\t"
630
        "pxor       %%mm1, %%mm1 \n\t"
631
        "psubw      %%mm0, %%mm1 \n\t"
632
        "packuswb   %%mm0, %%mm0 \n\t"
633
        "packuswb   %%mm1, %%mm1 \n\t"
634
        ::"r"(dc)
635
    );
636
    __asm__ volatile(
637
        "movq          %0, %%mm2 \n\t"
638
        "movq          %1, %%mm3 \n\t"
639
        "movq          %2, %%mm4 \n\t"
640
        "movq          %3, %%mm5 \n\t"
641
        "paddusb    %%mm0, %%mm2 \n\t"
642
        "paddusb    %%mm0, %%mm3 \n\t"
643
        "paddusb    %%mm0, %%mm4 \n\t"
644
        "paddusb    %%mm0, %%mm5 \n\t"
645
        "psubusb    %%mm1, %%mm2 \n\t"
646
        "psubusb    %%mm1, %%mm3 \n\t"
647
        "psubusb    %%mm1, %%mm4 \n\t"
648
        "psubusb    %%mm1, %%mm5 \n\t"
649
        "movq       %%mm2, %0    \n\t"
650
        "movq       %%mm3, %1    \n\t"
651
        "movq       %%mm4, %2    \n\t"
652
        "movq       %%mm5, %3    \n\t"
653
        :"+m"(*(uint32_t*)(dest+0*linesize)),
654
         "+m"(*(uint32_t*)(dest+1*linesize)),
655
         "+m"(*(uint32_t*)(dest+2*linesize)),
656
         "+m"(*(uint32_t*)(dest+3*linesize))
657
    );
658
    dest += 4*linesize;
659
    __asm__ volatile(
660
        "movq          %0, %%mm2 \n\t"
661
        "movq          %1, %%mm3 \n\t"
662
        "movq          %2, %%mm4 \n\t"
663
        "movq          %3, %%mm5 \n\t"
664
        "paddusb    %%mm0, %%mm2 \n\t"
665
        "paddusb    %%mm0, %%mm3 \n\t"
666
        "paddusb    %%mm0, %%mm4 \n\t"
667
        "paddusb    %%mm0, %%mm5 \n\t"
668
        "psubusb    %%mm1, %%mm2 \n\t"
669
        "psubusb    %%mm1, %%mm3 \n\t"
670
        "psubusb    %%mm1, %%mm4 \n\t"
671
        "psubusb    %%mm1, %%mm5 \n\t"
672
        "movq       %%mm2, %0    \n\t"
673
        "movq       %%mm3, %1    \n\t"
674
        "movq       %%mm4, %2    \n\t"
675
        "movq       %%mm5, %3    \n\t"
676
        :"+m"(*(uint32_t*)(dest+0*linesize)),
677
         "+m"(*(uint32_t*)(dest+1*linesize)),
678
         "+m"(*(uint32_t*)(dest+2*linesize)),
679
         "+m"(*(uint32_t*)(dest+3*linesize))
680
    );
681
}
682
683 faa26db2 David Conrad
#define LOOP_FILTER(EXT) \
684
void ff_vc1_v_loop_filter4_ ## EXT(uint8_t *src, int stride, int pq); \
685
void ff_vc1_h_loop_filter4_ ## EXT(uint8_t *src, int stride, int pq); \
686
void ff_vc1_v_loop_filter8_ ## EXT(uint8_t *src, int stride, int pq); \
687
void ff_vc1_h_loop_filter8_ ## EXT(uint8_t *src, int stride, int pq); \
688
\
689
static void vc1_v_loop_filter16_ ## EXT(uint8_t *src, int stride, int pq) \
690
{ \
691
    ff_vc1_v_loop_filter8_ ## EXT(src,   stride, pq); \
692
    ff_vc1_v_loop_filter8_ ## EXT(src+8, stride, pq); \
693
} \
694
\
695
static void vc1_h_loop_filter16_ ## EXT(uint8_t *src, int stride, int pq) \
696
{ \
697
    ff_vc1_h_loop_filter8_ ## EXT(src,          stride, pq); \
698
    ff_vc1_h_loop_filter8_ ## EXT(src+8*stride, stride, pq); \
699
}
700
701
#if HAVE_YASM
702
LOOP_FILTER(mmx)
703
LOOP_FILTER(mmx2)
704
LOOP_FILTER(sse2)
705
LOOP_FILTER(ssse3)
706
707
void ff_vc1_h_loop_filter8_sse4(uint8_t *src, int stride, int pq);
708
709
static void vc1_h_loop_filter16_sse4(uint8_t *src, int stride, int pq)
710
{
711
    ff_vc1_h_loop_filter8_sse4(src,          stride, pq);
712
    ff_vc1_h_loop_filter8_sse4(src+8*stride, stride, pq);
713
}
714
#endif
715
716 82821c91 Christophe Gisquet
void ff_vc1dsp_init_mmx(DSPContext* dsp, AVCodecContext *avctx) {
717 c0ec9918 Måns Rullgård
    int mm_flags = mm_support();
718 9bf0fdf3 David Conrad
719 5b67ce2a Aurelien Jacobs
    dsp->put_vc1_mspel_pixels_tab[ 0] = ff_put_vc1_mspel_mc00_mmx;
720 82821c91 Christophe Gisquet
    dsp->put_vc1_mspel_pixels_tab[ 4] = put_vc1_mspel_mc01_mmx;
721
    dsp->put_vc1_mspel_pixels_tab[ 8] = put_vc1_mspel_mc02_mmx;
722
    dsp->put_vc1_mspel_pixels_tab[12] = put_vc1_mspel_mc03_mmx;
723
724
    dsp->put_vc1_mspel_pixels_tab[ 1] = put_vc1_mspel_mc10_mmx;
725
    dsp->put_vc1_mspel_pixels_tab[ 5] = put_vc1_mspel_mc11_mmx;
726
    dsp->put_vc1_mspel_pixels_tab[ 9] = put_vc1_mspel_mc12_mmx;
727
    dsp->put_vc1_mspel_pixels_tab[13] = put_vc1_mspel_mc13_mmx;
728
729
    dsp->put_vc1_mspel_pixels_tab[ 2] = put_vc1_mspel_mc20_mmx;
730
    dsp->put_vc1_mspel_pixels_tab[ 6] = put_vc1_mspel_mc21_mmx;
731
    dsp->put_vc1_mspel_pixels_tab[10] = put_vc1_mspel_mc22_mmx;
732
    dsp->put_vc1_mspel_pixels_tab[14] = put_vc1_mspel_mc23_mmx;
733
734
    dsp->put_vc1_mspel_pixels_tab[ 3] = put_vc1_mspel_mc30_mmx;
735
    dsp->put_vc1_mspel_pixels_tab[ 7] = put_vc1_mspel_mc31_mmx;
736
    dsp->put_vc1_mspel_pixels_tab[11] = put_vc1_mspel_mc32_mmx;
737
    dsp->put_vc1_mspel_pixels_tab[15] = put_vc1_mspel_mc33_mmx;
738 9bf0fdf3 David Conrad
739
    if (mm_flags & FF_MM_MMX2){
740
        dsp->avg_vc1_mspel_pixels_tab[ 0] = ff_avg_vc1_mspel_mc00_mmx2;
741
        dsp->avg_vc1_mspel_pixels_tab[ 4] = avg_vc1_mspel_mc01_mmx2;
742
        dsp->avg_vc1_mspel_pixels_tab[ 8] = avg_vc1_mspel_mc02_mmx2;
743
        dsp->avg_vc1_mspel_pixels_tab[12] = avg_vc1_mspel_mc03_mmx2;
744
745
        dsp->avg_vc1_mspel_pixels_tab[ 1] = avg_vc1_mspel_mc10_mmx2;
746
        dsp->avg_vc1_mspel_pixels_tab[ 5] = avg_vc1_mspel_mc11_mmx2;
747
        dsp->avg_vc1_mspel_pixels_tab[ 9] = avg_vc1_mspel_mc12_mmx2;
748
        dsp->avg_vc1_mspel_pixels_tab[13] = avg_vc1_mspel_mc13_mmx2;
749
750
        dsp->avg_vc1_mspel_pixels_tab[ 2] = avg_vc1_mspel_mc20_mmx2;
751
        dsp->avg_vc1_mspel_pixels_tab[ 6] = avg_vc1_mspel_mc21_mmx2;
752
        dsp->avg_vc1_mspel_pixels_tab[10] = avg_vc1_mspel_mc22_mmx2;
753
        dsp->avg_vc1_mspel_pixels_tab[14] = avg_vc1_mspel_mc23_mmx2;
754
755
        dsp->avg_vc1_mspel_pixels_tab[ 3] = avg_vc1_mspel_mc30_mmx2;
756
        dsp->avg_vc1_mspel_pixels_tab[ 7] = avg_vc1_mspel_mc31_mmx2;
757
        dsp->avg_vc1_mspel_pixels_tab[11] = avg_vc1_mspel_mc32_mmx2;
758
        dsp->avg_vc1_mspel_pixels_tab[15] = avg_vc1_mspel_mc33_mmx2;
759 4f717c69 Jason Garrett-Glaser
760
        dsp->vc1_inv_trans_8x8_dc = vc1_inv_trans_8x8_dc_mmx2;
761
        dsp->vc1_inv_trans_4x8_dc = vc1_inv_trans_4x8_dc_mmx2;
762
        dsp->vc1_inv_trans_8x4_dc = vc1_inv_trans_8x4_dc_mmx2;
763
        dsp->vc1_inv_trans_4x4_dc = vc1_inv_trans_4x4_dc_mmx2;
764 9bf0fdf3 David Conrad
    }
765 faa26db2 David Conrad
766
#define ASSIGN_LF(EXT) \
767
        dsp->vc1_v_loop_filter4  = ff_vc1_v_loop_filter4_ ## EXT; \
768
        dsp->vc1_h_loop_filter4  = ff_vc1_h_loop_filter4_ ## EXT; \
769
        dsp->vc1_v_loop_filter8  = ff_vc1_v_loop_filter8_ ## EXT; \
770
        dsp->vc1_h_loop_filter8  = ff_vc1_h_loop_filter8_ ## EXT; \
771
        dsp->vc1_v_loop_filter16 = vc1_v_loop_filter16_ ## EXT; \
772
        dsp->vc1_h_loop_filter16 = vc1_h_loop_filter16_ ## EXT
773
774
#if HAVE_YASM
775
    if (mm_flags & FF_MM_MMX) {
776
        ASSIGN_LF(mmx);
777
    }
778
    return;
779
    if (mm_flags & FF_MM_MMX2) {
780
        ASSIGN_LF(mmx2);
781
    }
782
    if (mm_flags & FF_MM_SSE2) {
783
        dsp->vc1_v_loop_filter8  = ff_vc1_v_loop_filter8_sse2;
784
        dsp->vc1_h_loop_filter8  = ff_vc1_h_loop_filter8_sse2;
785
        dsp->vc1_v_loop_filter16 = vc1_v_loop_filter16_sse2;
786
        dsp->vc1_h_loop_filter16 = vc1_h_loop_filter16_sse2;
787
    }
788
    if (mm_flags & FF_MM_SSSE3) {
789
        ASSIGN_LF(ssse3);
790
    }
791
    if (mm_flags & FF_MM_SSE4) {
792
        dsp->vc1_h_loop_filter8  = ff_vc1_h_loop_filter8_sse4;
793
        dsp->vc1_h_loop_filter16 = vc1_h_loop_filter16_sse4;
794
    }
795
#endif
796 82821c91 Christophe Gisquet
}