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FFmpeg/libavcodec/x86/vc1dsp_mmx.c
Ronald S. Bultje 9a1ced321b dsputil: move VC1-specific stuff into VC1DSPContext. 
(cherry picked from commit 12802ec060)
2011-02-18 19:52:40 +01:00

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/*
* VC-1 and WMV3 - DSP functions MMX-optimized
* Copyright (c) 2007 Christophe GISQUET <christophe.gisquet@free.fr>
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use,
* copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following
* conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
#include "libavutil/cpu.h"
#include "libavutil/x86_cpu.h"
#include "libavcodec/dsputil.h"
#include "dsputil_mmx.h"
#include "libavcodec/vc1dsp.h"
#define OP_PUT(S,D)
#define OP_AVG(S,D) "pavgb " #S ", " #D " \n\t"
/** Add rounder from mm7 to mm3 and pack result at destination */
#define NORMALIZE_MMX(SHIFT) \
"paddw %%mm7, %%mm3 \n\t" /* +bias-r */ \
"paddw %%mm7, %%mm4 \n\t" /* +bias-r */ \
"psraw "SHIFT", %%mm3 \n\t" \
"psraw "SHIFT", %%mm4 \n\t"
#define TRANSFER_DO_PACK(OP) \
"packuswb %%mm4, %%mm3 \n\t" \
OP((%2), %%mm3) \
"movq %%mm3, (%2) \n\t"
#define TRANSFER_DONT_PACK(OP) \
OP(0(%2), %%mm3) \
OP(8(%2), %%mm4) \
"movq %%mm3, 0(%2) \n\t" \
"movq %%mm4, 8(%2) \n\t"
/** @see MSPEL_FILTER13_CORE for use as UNPACK macro */
#define DO_UNPACK(reg) "punpcklbw %%mm0, " reg "\n\t"
#define DONT_UNPACK(reg)
/** Compute the rounder 32-r or 8-r and unpacks it to mm7 */
#define LOAD_ROUNDER_MMX(ROUND) \
"movd "ROUND", %%mm7 \n\t" \
"punpcklwd %%mm7, %%mm7 \n\t" \
"punpckldq %%mm7, %%mm7 \n\t"
#define SHIFT2_LINE(OFF, R0,R1,R2,R3) \
"paddw %%mm"#R2", %%mm"#R1" \n\t" \
"movd (%0,%3), %%mm"#R0" \n\t" \
"pmullw %%mm6, %%mm"#R1" \n\t" \
"punpcklbw %%mm0, %%mm"#R0" \n\t" \
"movd (%0,%2), %%mm"#R3" \n\t" \
"psubw %%mm"#R0", %%mm"#R1" \n\t" \
"punpcklbw %%mm0, %%mm"#R3" \n\t" \
"paddw %%mm7, %%mm"#R1" \n\t" \
"psubw %%mm"#R3", %%mm"#R1" \n\t" \
"psraw %4, %%mm"#R1" \n\t" \
"movq %%mm"#R1", "#OFF"(%1) \n\t" \
"add %2, %0 \n\t"
/** Sacrifying mm6 allows to pipeline loads from src */
static void vc1_put_ver_16b_shift2_mmx(int16_t *dst,
const uint8_t *src, x86_reg stride,
int rnd, int64_t shift)
{
__asm__ volatile(
"mov $3, %%"REG_c" \n\t"
LOAD_ROUNDER_MMX("%5")
"movq "MANGLE(ff_pw_9)", %%mm6 \n\t"
"1: \n\t"
"movd (%0), %%mm2 \n\t"
"add %2, %0 \n\t"
"movd (%0), %%mm3 \n\t"
"punpcklbw %%mm0, %%mm2 \n\t"
"punpcklbw %%mm0, %%mm3 \n\t"
SHIFT2_LINE( 0, 1, 2, 3, 4)
SHIFT2_LINE( 24, 2, 3, 4, 1)
SHIFT2_LINE( 48, 3, 4, 1, 2)
SHIFT2_LINE( 72, 4, 1, 2, 3)
SHIFT2_LINE( 96, 1, 2, 3, 4)
SHIFT2_LINE(120, 2, 3, 4, 1)
SHIFT2_LINE(144, 3, 4, 1, 2)
SHIFT2_LINE(168, 4, 1, 2, 3)
"sub %6, %0 \n\t"
"add $8, %1 \n\t"
"dec %%"REG_c" \n\t"
"jnz 1b \n\t"
: "+r"(src), "+r"(dst)
: "r"(stride), "r"(-2*stride),
"m"(shift), "m"(rnd), "r"(9*stride-4)
: "%"REG_c, "memory"
);
}
/**
* Data is already unpacked, so some operations can directly be made from
* memory.
*/
#define VC1_HOR_16b_SHIFT2(OP, OPNAME)\
static void OPNAME ## vc1_hor_16b_shift2_mmx(uint8_t *dst, x86_reg stride,\
const int16_t *src, int rnd)\
{\
int h = 8;\
\
src -= 1;\
rnd -= (-1+9+9-1)*1024; /* Add -1024 bias */\
__asm__ volatile(\
LOAD_ROUNDER_MMX("%4")\
"movq "MANGLE(ff_pw_128)", %%mm6\n\t"\
"movq "MANGLE(ff_pw_9)", %%mm5 \n\t"\
"1: \n\t"\
"movq 2*0+0(%1), %%mm1 \n\t"\
"movq 2*0+8(%1), %%mm2 \n\t"\
"movq 2*1+0(%1), %%mm3 \n\t"\
"movq 2*1+8(%1), %%mm4 \n\t"\
"paddw 2*3+0(%1), %%mm1 \n\t"\
"paddw 2*3+8(%1), %%mm2 \n\t"\
"paddw 2*2+0(%1), %%mm3 \n\t"\
"paddw 2*2+8(%1), %%mm4 \n\t"\
"pmullw %%mm5, %%mm3 \n\t"\
"pmullw %%mm5, %%mm4 \n\t"\
"psubw %%mm1, %%mm3 \n\t"\
"psubw %%mm2, %%mm4 \n\t"\
NORMALIZE_MMX("$7")\
/* Remove bias */\
"paddw %%mm6, %%mm3 \n\t"\
"paddw %%mm6, %%mm4 \n\t"\
TRANSFER_DO_PACK(OP)\
"add $24, %1 \n\t"\
"add %3, %2 \n\t"\
"decl %0 \n\t"\
"jnz 1b \n\t"\
: "+r"(h), "+r" (src), "+r" (dst)\
: "r"(stride), "m"(rnd)\
: "memory"\
);\
}
VC1_HOR_16b_SHIFT2(OP_PUT, put_)
VC1_HOR_16b_SHIFT2(OP_AVG, avg_)
/**
* Purely vertical or horizontal 1/2 shift interpolation.
* Sacrify mm6 for *9 factor.
*/
#define VC1_SHIFT2(OP, OPNAME)\
static void OPNAME ## vc1_shift2_mmx(uint8_t *dst, const uint8_t *src,\
x86_reg stride, int rnd, x86_reg offset)\
{\
rnd = 8-rnd;\
__asm__ volatile(\
"mov $8, %%"REG_c" \n\t"\
LOAD_ROUNDER_MMX("%5")\
"movq "MANGLE(ff_pw_9)", %%mm6\n\t"\
"1: \n\t"\
"movd 0(%0 ), %%mm3 \n\t"\
"movd 4(%0 ), %%mm4 \n\t"\
"movd 0(%0,%2), %%mm1 \n\t"\
"movd 4(%0,%2), %%mm2 \n\t"\
"add %2, %0 \n\t"\
"punpcklbw %%mm0, %%mm3 \n\t"\
"punpcklbw %%mm0, %%mm4 \n\t"\
"punpcklbw %%mm0, %%mm1 \n\t"\
"punpcklbw %%mm0, %%mm2 \n\t"\
"paddw %%mm1, %%mm3 \n\t"\
"paddw %%mm2, %%mm4 \n\t"\
"movd 0(%0,%3), %%mm1 \n\t"\
"movd 4(%0,%3), %%mm2 \n\t"\
"pmullw %%mm6, %%mm3 \n\t" /* 0,9,9,0*/\
"pmullw %%mm6, %%mm4 \n\t" /* 0,9,9,0*/\
"punpcklbw %%mm0, %%mm1 \n\t"\
"punpcklbw %%mm0, %%mm2 \n\t"\
"psubw %%mm1, %%mm3 \n\t" /*-1,9,9,0*/\
"psubw %%mm2, %%mm4 \n\t" /*-1,9,9,0*/\
"movd 0(%0,%2), %%mm1 \n\t"\
"movd 4(%0,%2), %%mm2 \n\t"\
"punpcklbw %%mm0, %%mm1 \n\t"\
"punpcklbw %%mm0, %%mm2 \n\t"\
"psubw %%mm1, %%mm3 \n\t" /*-1,9,9,-1*/\
"psubw %%mm2, %%mm4 \n\t" /*-1,9,9,-1*/\
NORMALIZE_MMX("$4")\
"packuswb %%mm4, %%mm3 \n\t"\
OP((%1), %%mm3)\
"movq %%mm3, (%1) \n\t"\
"add %6, %0 \n\t"\
"add %4, %1 \n\t"\
"dec %%"REG_c" \n\t"\
"jnz 1b \n\t"\
: "+r"(src), "+r"(dst)\
: "r"(offset), "r"(-2*offset), "g"(stride), "m"(rnd),\
"g"(stride-offset)\
: "%"REG_c, "memory"\
);\
}
VC1_SHIFT2(OP_PUT, put_)
VC1_SHIFT2(OP_AVG, avg_)
/**
* Core of the 1/4 and 3/4 shift bicubic interpolation.
*
* @param UNPACK Macro unpacking arguments from 8 to 16bits (can be empty).
* @param MOVQ "movd 1" or "movq 2", if data read is already unpacked.
* @param A1 Address of 1st tap (beware of unpacked/packed).
* @param A2 Address of 2nd tap
* @param A3 Address of 3rd tap
* @param A4 Address of 4th tap
*/
#define MSPEL_FILTER13_CORE(UNPACK, MOVQ, A1, A2, A3, A4) \
MOVQ "*0+"A1", %%mm1 \n\t" \
MOVQ "*4+"A1", %%mm2 \n\t" \
UNPACK("%%mm1") \
UNPACK("%%mm2") \
"pmullw "MANGLE(ff_pw_3)", %%mm1\n\t" \
"pmullw "MANGLE(ff_pw_3)", %%mm2\n\t" \
MOVQ "*0+"A2", %%mm3 \n\t" \
MOVQ "*4+"A2", %%mm4 \n\t" \
UNPACK("%%mm3") \
UNPACK("%%mm4") \
"pmullw %%mm6, %%mm3 \n\t" /* *18 */ \
"pmullw %%mm6, %%mm4 \n\t" /* *18 */ \
"psubw %%mm1, %%mm3 \n\t" /* 18,-3 */ \
"psubw %%mm2, %%mm4 \n\t" /* 18,-3 */ \
MOVQ "*0+"A4", %%mm1 \n\t" \
MOVQ "*4+"A4", %%mm2 \n\t" \
UNPACK("%%mm1") \
UNPACK("%%mm2") \
"psllw $2, %%mm1 \n\t" /* 4* */ \
"psllw $2, %%mm2 \n\t" /* 4* */ \
"psubw %%mm1, %%mm3 \n\t" /* -4,18,-3 */ \
"psubw %%mm2, %%mm4 \n\t" /* -4,18,-3 */ \
MOVQ "*0+"A3", %%mm1 \n\t" \
MOVQ "*4+"A3", %%mm2 \n\t" \
UNPACK("%%mm1") \
UNPACK("%%mm2") \
"pmullw %%mm5, %%mm1 \n\t" /* *53 */ \
"pmullw %%mm5, %%mm2 \n\t" /* *53 */ \
"paddw %%mm1, %%mm3 \n\t" /* 4,53,18,-3 */ \
"paddw %%mm2, %%mm4 \n\t" /* 4,53,18,-3 */
/**
* Macro to build the vertical 16bits version of vc1_put_shift[13].
* Here, offset=src_stride. Parameters passed A1 to A4 must use
* %3 (src_stride) and %4 (3*src_stride).
*
* @param NAME Either 1 or 3
* @see MSPEL_FILTER13_CORE for information on A1->A4
*/
#define MSPEL_FILTER13_VER_16B(NAME, A1, A2, A3, A4) \
static void \
vc1_put_ver_16b_ ## NAME ## _mmx(int16_t *dst, const uint8_t *src, \
x86_reg src_stride, \
int rnd, int64_t shift) \
{ \
int h = 8; \
src -= src_stride; \
__asm__ volatile( \
LOAD_ROUNDER_MMX("%5") \
"movq "MANGLE(ff_pw_53)", %%mm5\n\t" \
"movq "MANGLE(ff_pw_18)", %%mm6\n\t" \
".p2align 3 \n\t" \
"1: \n\t" \
MSPEL_FILTER13_CORE(DO_UNPACK, "movd 1", A1, A2, A3, A4) \
NORMALIZE_MMX("%6") \
TRANSFER_DONT_PACK(OP_PUT) \
/* Last 3 (in fact 4) bytes on the line */ \
"movd 8+"A1", %%mm1 \n\t" \
DO_UNPACK("%%mm1") \
"movq %%mm1, %%mm3 \n\t" \
"paddw %%mm1, %%mm1 \n\t" \
"paddw %%mm3, %%mm1 \n\t" /* 3* */ \
"movd 8+"A2", %%mm3 \n\t" \
DO_UNPACK("%%mm3") \
"pmullw %%mm6, %%mm3 \n\t" /* *18 */ \
"psubw %%mm1, %%mm3 \n\t" /*18,-3 */ \
"movd 8+"A3", %%mm1 \n\t" \
DO_UNPACK("%%mm1") \
"pmullw %%mm5, %%mm1 \n\t" /* *53 */ \
"paddw %%mm1, %%mm3 \n\t" /*53,18,-3 */ \
"movd 8+"A4", %%mm1 \n\t" \
DO_UNPACK("%%mm1") \
"psllw $2, %%mm1 \n\t" /* 4* */ \
"psubw %%mm1, %%mm3 \n\t" \
"paddw %%mm7, %%mm3 \n\t" \
"psraw %6, %%mm3 \n\t" \
"movq %%mm3, 16(%2) \n\t" \
"add %3, %1 \n\t" \
"add $24, %2 \n\t" \
"decl %0 \n\t" \
"jnz 1b \n\t" \
: "+r"(h), "+r" (src), "+r" (dst) \
: "r"(src_stride), "r"(3*src_stride), \
"m"(rnd), "m"(shift) \
: "memory" \
); \
}
/**
* Macro to build the horizontal 16bits version of vc1_put_shift[13].
* Here, offset=16bits, so parameters passed A1 to A4 should be simple.
*
* @param NAME Either 1 or 3
* @see MSPEL_FILTER13_CORE for information on A1->A4
*/
#define MSPEL_FILTER13_HOR_16B(NAME, A1, A2, A3, A4, OP, OPNAME) \
static void \
OPNAME ## vc1_hor_16b_ ## NAME ## _mmx(uint8_t *dst, x86_reg stride, \
const int16_t *src, int rnd) \
{ \
int h = 8; \
src -= 1; \
rnd -= (-4+58+13-3)*256; /* Add -256 bias */ \
__asm__ volatile( \
LOAD_ROUNDER_MMX("%4") \
"movq "MANGLE(ff_pw_18)", %%mm6 \n\t" \
"movq "MANGLE(ff_pw_53)", %%mm5 \n\t" \
".p2align 3 \n\t" \
"1: \n\t" \
MSPEL_FILTER13_CORE(DONT_UNPACK, "movq 2", A1, A2, A3, A4) \
NORMALIZE_MMX("$7") \
/* Remove bias */ \
"paddw "MANGLE(ff_pw_128)", %%mm3 \n\t" \
"paddw "MANGLE(ff_pw_128)", %%mm4 \n\t" \
TRANSFER_DO_PACK(OP) \
"add $24, %1 \n\t" \
"add %3, %2 \n\t" \
"decl %0 \n\t" \
"jnz 1b \n\t" \
: "+r"(h), "+r" (src), "+r" (dst) \
: "r"(stride), "m"(rnd) \
: "memory" \
); \
}
/**
* Macro to build the 8bits, any direction, version of vc1_put_shift[13].
* Here, offset=src_stride. Parameters passed A1 to A4 must use
* %3 (offset) and %4 (3*offset).
*
* @param NAME Either 1 or 3
* @see MSPEL_FILTER13_CORE for information on A1->A4
*/
#define MSPEL_FILTER13_8B(NAME, A1, A2, A3, A4, OP, OPNAME) \
static void \
OPNAME ## vc1_## NAME ## _mmx(uint8_t *dst, const uint8_t *src, \
x86_reg stride, int rnd, x86_reg offset) \
{ \
int h = 8; \
src -= offset; \
rnd = 32-rnd; \
__asm__ volatile ( \
LOAD_ROUNDER_MMX("%6") \
"movq "MANGLE(ff_pw_53)", %%mm5 \n\t" \
"movq "MANGLE(ff_pw_18)", %%mm6 \n\t" \
".p2align 3 \n\t" \
"1: \n\t" \
MSPEL_FILTER13_CORE(DO_UNPACK, "movd 1", A1, A2, A3, A4) \
NORMALIZE_MMX("$6") \
TRANSFER_DO_PACK(OP) \
"add %5, %1 \n\t" \
"add %5, %2 \n\t" \
"decl %0 \n\t" \
"jnz 1b \n\t" \
: "+r"(h), "+r" (src), "+r" (dst) \
: "r"(offset), "r"(3*offset), "g"(stride), "m"(rnd) \
: "memory" \
); \
}
/** 1/4 shift bicubic interpolation */
MSPEL_FILTER13_8B (shift1, "0(%1,%4 )", "0(%1,%3,2)", "0(%1,%3 )", "0(%1 )", OP_PUT, put_)
MSPEL_FILTER13_8B (shift1, "0(%1,%4 )", "0(%1,%3,2)", "0(%1,%3 )", "0(%1 )", OP_AVG, avg_)
MSPEL_FILTER13_VER_16B(shift1, "0(%1,%4 )", "0(%1,%3,2)", "0(%1,%3 )", "0(%1 )")
MSPEL_FILTER13_HOR_16B(shift1, "2*3(%1)", "2*2(%1)", "2*1(%1)", "2*0(%1)", OP_PUT, put_)
MSPEL_FILTER13_HOR_16B(shift1, "2*3(%1)", "2*2(%1)", "2*1(%1)", "2*0(%1)", OP_AVG, avg_)
/** 3/4 shift bicubic interpolation */
MSPEL_FILTER13_8B (shift3, "0(%1 )", "0(%1,%3 )", "0(%1,%3,2)", "0(%1,%4 )", OP_PUT, put_)
MSPEL_FILTER13_8B (shift3, "0(%1 )", "0(%1,%3 )", "0(%1,%3,2)", "0(%1,%4 )", OP_AVG, avg_)
MSPEL_FILTER13_VER_16B(shift3, "0(%1 )", "0(%1,%3 )", "0(%1,%3,2)", "0(%1,%4 )")
MSPEL_FILTER13_HOR_16B(shift3, "2*0(%1)", "2*1(%1)", "2*2(%1)", "2*3(%1)", OP_PUT, put_)
MSPEL_FILTER13_HOR_16B(shift3, "2*0(%1)", "2*1(%1)", "2*2(%1)", "2*3(%1)", OP_AVG, avg_)
typedef void (*vc1_mspel_mc_filter_ver_16bits)(int16_t *dst, const uint8_t *src, x86_reg src_stride, int rnd, int64_t shift);
typedef void (*vc1_mspel_mc_filter_hor_16bits)(uint8_t *dst, x86_reg dst_stride, const int16_t *src, int rnd);
typedef void (*vc1_mspel_mc_filter_8bits)(uint8_t *dst, const uint8_t *src, x86_reg stride, int rnd, x86_reg offset);
/**
* Interpolate fractional pel values by applying proper vertical then
* horizontal filter.
*
* @param dst Destination buffer for interpolated pels.
* @param src Source buffer.
* @param stride Stride for both src and dst buffers.
* @param hmode Horizontal filter (expressed in quarter pixels shift).
* @param hmode Vertical filter.
* @param rnd Rounding bias.
*/
#define VC1_MSPEL_MC(OP)\
static void OP ## vc1_mspel_mc(uint8_t *dst, const uint8_t *src, int stride,\
int hmode, int vmode, int rnd)\
{\
static const vc1_mspel_mc_filter_ver_16bits vc1_put_shift_ver_16bits[] =\
{ NULL, vc1_put_ver_16b_shift1_mmx, vc1_put_ver_16b_shift2_mmx, vc1_put_ver_16b_shift3_mmx };\
static const vc1_mspel_mc_filter_hor_16bits vc1_put_shift_hor_16bits[] =\
{ NULL, OP ## vc1_hor_16b_shift1_mmx, OP ## vc1_hor_16b_shift2_mmx, OP ## vc1_hor_16b_shift3_mmx };\
static const vc1_mspel_mc_filter_8bits vc1_put_shift_8bits[] =\
{ NULL, OP ## vc1_shift1_mmx, OP ## vc1_shift2_mmx, OP ## vc1_shift3_mmx };\
\
__asm__ volatile(\
"pxor %%mm0, %%mm0 \n\t"\
::: "memory"\
);\
\
if (vmode) { /* Vertical filter to apply */\
if (hmode) { /* Horizontal filter to apply, output to tmp */\
static const int shift_value[] = { 0, 5, 1, 5 };\
int shift = (shift_value[hmode]+shift_value[vmode])>>1;\
int r;\
DECLARE_ALIGNED(16, int16_t, tmp)[12*8];\
\
r = (1<<(shift-1)) + rnd-1;\
vc1_put_shift_ver_16bits[vmode](tmp, src-1, stride, r, shift);\
\
vc1_put_shift_hor_16bits[hmode](dst, stride, tmp+1, 64-rnd);\
return;\
}\
else { /* No horizontal filter, output 8 lines to dst */\
vc1_put_shift_8bits[vmode](dst, src, stride, 1-rnd, stride);\
return;\
}\
}\
\
/* Horizontal mode with no vertical mode */\
vc1_put_shift_8bits[hmode](dst, src, stride, rnd, 1);\
}
VC1_MSPEL_MC(put_)
VC1_MSPEL_MC(avg_)
/** Macro to ease bicubic filter interpolation functions declarations */
#define DECLARE_FUNCTION(a, b) \
static void put_vc1_mspel_mc ## a ## b ## _mmx(uint8_t *dst, const uint8_t *src, int stride, int rnd) { \
put_vc1_mspel_mc(dst, src, stride, a, b, rnd); \
}\
static void avg_vc1_mspel_mc ## a ## b ## _mmx2(uint8_t *dst, const uint8_t *src, int stride, int rnd) { \
avg_vc1_mspel_mc(dst, src, stride, a, b, rnd); \
}
DECLARE_FUNCTION(0, 1)
DECLARE_FUNCTION(0, 2)
DECLARE_FUNCTION(0, 3)
DECLARE_FUNCTION(1, 0)
DECLARE_FUNCTION(1, 1)
DECLARE_FUNCTION(1, 2)
DECLARE_FUNCTION(1, 3)
DECLARE_FUNCTION(2, 0)
DECLARE_FUNCTION(2, 1)
DECLARE_FUNCTION(2, 2)
DECLARE_FUNCTION(2, 3)
DECLARE_FUNCTION(3, 0)
DECLARE_FUNCTION(3, 1)
DECLARE_FUNCTION(3, 2)
DECLARE_FUNCTION(3, 3)
static void vc1_inv_trans_4x4_dc_mmx2(uint8_t *dest, int linesize, DCTELEM *block)
{
int dc = block[0];
dc = (17 * dc + 4) >> 3;
dc = (17 * dc + 64) >> 7;
__asm__ volatile(
"movd %0, %%mm0 \n\t"
"pshufw $0, %%mm0, %%mm0 \n\t"
"pxor %%mm1, %%mm1 \n\t"
"psubw %%mm0, %%mm1 \n\t"
"packuswb %%mm0, %%mm0 \n\t"
"packuswb %%mm1, %%mm1 \n\t"
::"r"(dc)
);
__asm__ volatile(
"movd %0, %%mm2 \n\t"
"movd %1, %%mm3 \n\t"
"movd %2, %%mm4 \n\t"
"movd %3, %%mm5 \n\t"
"paddusb %%mm0, %%mm2 \n\t"
"paddusb %%mm0, %%mm3 \n\t"
"paddusb %%mm0, %%mm4 \n\t"
"paddusb %%mm0, %%mm5 \n\t"
"psubusb %%mm1, %%mm2 \n\t"
"psubusb %%mm1, %%mm3 \n\t"
"psubusb %%mm1, %%mm4 \n\t"
"psubusb %%mm1, %%mm5 \n\t"
"movd %%mm2, %0 \n\t"
"movd %%mm3, %1 \n\t"
"movd %%mm4, %2 \n\t"
"movd %%mm5, %3 \n\t"
:"+m"(*(uint32_t*)(dest+0*linesize)),
"+m"(*(uint32_t*)(dest+1*linesize)),
"+m"(*(uint32_t*)(dest+2*linesize)),
"+m"(*(uint32_t*)(dest+3*linesize))
);
}
static void vc1_inv_trans_4x8_dc_mmx2(uint8_t *dest, int linesize, DCTELEM *block)
{
int dc = block[0];
dc = (17 * dc + 4) >> 3;
dc = (12 * dc + 64) >> 7;
__asm__ volatile(
"movd %0, %%mm0 \n\t"
"pshufw $0, %%mm0, %%mm0 \n\t"
"pxor %%mm1, %%mm1 \n\t"
"psubw %%mm0, %%mm1 \n\t"
"packuswb %%mm0, %%mm0 \n\t"
"packuswb %%mm1, %%mm1 \n\t"
::"r"(dc)
);
__asm__ volatile(
"movd %0, %%mm2 \n\t"
"movd %1, %%mm3 \n\t"
"movd %2, %%mm4 \n\t"
"movd %3, %%mm5 \n\t"
"paddusb %%mm0, %%mm2 \n\t"
"paddusb %%mm0, %%mm3 \n\t"
"paddusb %%mm0, %%mm4 \n\t"
"paddusb %%mm0, %%mm5 \n\t"
"psubusb %%mm1, %%mm2 \n\t"
"psubusb %%mm1, %%mm3 \n\t"
"psubusb %%mm1, %%mm4 \n\t"
"psubusb %%mm1, %%mm5 \n\t"
"movd %%mm2, %0 \n\t"
"movd %%mm3, %1 \n\t"
"movd %%mm4, %2 \n\t"
"movd %%mm5, %3 \n\t"
:"+m"(*(uint32_t*)(dest+0*linesize)),
"+m"(*(uint32_t*)(dest+1*linesize)),
"+m"(*(uint32_t*)(dest+2*linesize)),
"+m"(*(uint32_t*)(dest+3*linesize))
);
dest += 4*linesize;
__asm__ volatile(
"movd %0, %%mm2 \n\t"
"movd %1, %%mm3 \n\t"
"movd %2, %%mm4 \n\t"
"movd %3, %%mm5 \n\t"
"paddusb %%mm0, %%mm2 \n\t"
"paddusb %%mm0, %%mm3 \n\t"
"paddusb %%mm0, %%mm4 \n\t"
"paddusb %%mm0, %%mm5 \n\t"
"psubusb %%mm1, %%mm2 \n\t"
"psubusb %%mm1, %%mm3 \n\t"
"psubusb %%mm1, %%mm4 \n\t"
"psubusb %%mm1, %%mm5 \n\t"
"movd %%mm2, %0 \n\t"
"movd %%mm3, %1 \n\t"
"movd %%mm4, %2 \n\t"
"movd %%mm5, %3 \n\t"
:"+m"(*(uint32_t*)(dest+0*linesize)),
"+m"(*(uint32_t*)(dest+1*linesize)),
"+m"(*(uint32_t*)(dest+2*linesize)),
"+m"(*(uint32_t*)(dest+3*linesize))
);
}
static void vc1_inv_trans_8x4_dc_mmx2(uint8_t *dest, int linesize, DCTELEM *block)
{
int dc = block[0];
dc = ( 3 * dc + 1) >> 1;
dc = (17 * dc + 64) >> 7;
__asm__ volatile(
"movd %0, %%mm0 \n\t"
"pshufw $0, %%mm0, %%mm0 \n\t"
"pxor %%mm1, %%mm1 \n\t"
"psubw %%mm0, %%mm1 \n\t"
"packuswb %%mm0, %%mm0 \n\t"
"packuswb %%mm1, %%mm1 \n\t"
::"r"(dc)
);
__asm__ volatile(
"movq %0, %%mm2 \n\t"
"movq %1, %%mm3 \n\t"
"movq %2, %%mm4 \n\t"
"movq %3, %%mm5 \n\t"
"paddusb %%mm0, %%mm2 \n\t"
"paddusb %%mm0, %%mm3 \n\t"
"paddusb %%mm0, %%mm4 \n\t"
"paddusb %%mm0, %%mm5 \n\t"
"psubusb %%mm1, %%mm2 \n\t"
"psubusb %%mm1, %%mm3 \n\t"
"psubusb %%mm1, %%mm4 \n\t"
"psubusb %%mm1, %%mm5 \n\t"
"movq %%mm2, %0 \n\t"
"movq %%mm3, %1 \n\t"
"movq %%mm4, %2 \n\t"
"movq %%mm5, %3 \n\t"
:"+m"(*(uint32_t*)(dest+0*linesize)),
"+m"(*(uint32_t*)(dest+1*linesize)),
"+m"(*(uint32_t*)(dest+2*linesize)),
"+m"(*(uint32_t*)(dest+3*linesize))
);
}
static void vc1_inv_trans_8x8_dc_mmx2(uint8_t *dest, int linesize, DCTELEM *block)
{
int dc = block[0];
dc = (3 * dc + 1) >> 1;
dc = (3 * dc + 16) >> 5;
__asm__ volatile(
"movd %0, %%mm0 \n\t"
"pshufw $0, %%mm0, %%mm0 \n\t"
"pxor %%mm1, %%mm1 \n\t"
"psubw %%mm0, %%mm1 \n\t"
"packuswb %%mm0, %%mm0 \n\t"
"packuswb %%mm1, %%mm1 \n\t"
::"r"(dc)
);
__asm__ volatile(
"movq %0, %%mm2 \n\t"
"movq %1, %%mm3 \n\t"
"movq %2, %%mm4 \n\t"
"movq %3, %%mm5 \n\t"
"paddusb %%mm0, %%mm2 \n\t"
"paddusb %%mm0, %%mm3 \n\t"
"paddusb %%mm0, %%mm4 \n\t"
"paddusb %%mm0, %%mm5 \n\t"
"psubusb %%mm1, %%mm2 \n\t"
"psubusb %%mm1, %%mm3 \n\t"
"psubusb %%mm1, %%mm4 \n\t"
"psubusb %%mm1, %%mm5 \n\t"
"movq %%mm2, %0 \n\t"
"movq %%mm3, %1 \n\t"
"movq %%mm4, %2 \n\t"
"movq %%mm5, %3 \n\t"
:"+m"(*(uint32_t*)(dest+0*linesize)),
"+m"(*(uint32_t*)(dest+1*linesize)),
"+m"(*(uint32_t*)(dest+2*linesize)),
"+m"(*(uint32_t*)(dest+3*linesize))
);
dest += 4*linesize;
__asm__ volatile(
"movq %0, %%mm2 \n\t"
"movq %1, %%mm3 \n\t"
"movq %2, %%mm4 \n\t"
"movq %3, %%mm5 \n\t"
"paddusb %%mm0, %%mm2 \n\t"
"paddusb %%mm0, %%mm3 \n\t"
"paddusb %%mm0, %%mm4 \n\t"
"paddusb %%mm0, %%mm5 \n\t"
"psubusb %%mm1, %%mm2 \n\t"
"psubusb %%mm1, %%mm3 \n\t"
"psubusb %%mm1, %%mm4 \n\t"
"psubusb %%mm1, %%mm5 \n\t"
"movq %%mm2, %0 \n\t"
"movq %%mm3, %1 \n\t"
"movq %%mm4, %2 \n\t"
"movq %%mm5, %3 \n\t"
:"+m"(*(uint32_t*)(dest+0*linesize)),
"+m"(*(uint32_t*)(dest+1*linesize)),
"+m"(*(uint32_t*)(dest+2*linesize)),
"+m"(*(uint32_t*)(dest+3*linesize))
);
}
#define LOOP_FILTER(EXT) \
void ff_vc1_v_loop_filter4_ ## EXT(uint8_t *src, int stride, int pq); \
void ff_vc1_h_loop_filter4_ ## EXT(uint8_t *src, int stride, int pq); \
void ff_vc1_v_loop_filter8_ ## EXT(uint8_t *src, int stride, int pq); \
void ff_vc1_h_loop_filter8_ ## EXT(uint8_t *src, int stride, int pq); \
\
static void vc1_v_loop_filter16_ ## EXT(uint8_t *src, int stride, int pq) \
{ \
ff_vc1_v_loop_filter8_ ## EXT(src, stride, pq); \
ff_vc1_v_loop_filter8_ ## EXT(src+8, stride, pq); \
} \
\
static void vc1_h_loop_filter16_ ## EXT(uint8_t *src, int stride, int pq) \
{ \
ff_vc1_h_loop_filter8_ ## EXT(src, stride, pq); \
ff_vc1_h_loop_filter8_ ## EXT(src+8*stride, stride, pq); \
}
#if HAVE_YASM
LOOP_FILTER(mmx)
LOOP_FILTER(mmx2)
LOOP_FILTER(sse2)
LOOP_FILTER(ssse3)
void ff_vc1_h_loop_filter8_sse4(uint8_t *src, int stride, int pq);
static void vc1_h_loop_filter16_sse4(uint8_t *src, int stride, int pq)
{
ff_vc1_h_loop_filter8_sse4(src, stride, pq);
ff_vc1_h_loop_filter8_sse4(src+8*stride, stride, pq);
}
#endif
void ff_put_vc1_chroma_mc8_mmx_nornd (uint8_t *dst, uint8_t *src,
int stride, int h, int x, int y);
void ff_avg_vc1_chroma_mc8_mmx2_nornd (uint8_t *dst, uint8_t *src,
int stride, int h, int x, int y);
void ff_avg_vc1_chroma_mc8_3dnow_nornd(uint8_t *dst, uint8_t *src,
int stride, int h, int x, int y);
void ff_put_vc1_chroma_mc8_ssse3_nornd(uint8_t *dst, uint8_t *src,
int stride, int h, int x, int y);
void ff_avg_vc1_chroma_mc8_ssse3_nornd(uint8_t *dst, uint8_t *src,
int stride, int h, int x, int y);
void ff_vc1dsp_init_mmx(VC1DSPContext *dsp)
{
int mm_flags = av_get_cpu_flags();
if (mm_flags & AV_CPU_FLAG_MMX) {
dsp->put_vc1_mspel_pixels_tab[ 0] = ff_put_vc1_mspel_mc00_mmx;
dsp->put_vc1_mspel_pixels_tab[ 4] = put_vc1_mspel_mc01_mmx;
dsp->put_vc1_mspel_pixels_tab[ 8] = put_vc1_mspel_mc02_mmx;
dsp->put_vc1_mspel_pixels_tab[12] = put_vc1_mspel_mc03_mmx;
dsp->put_vc1_mspel_pixels_tab[ 1] = put_vc1_mspel_mc10_mmx;
dsp->put_vc1_mspel_pixels_tab[ 5] = put_vc1_mspel_mc11_mmx;
dsp->put_vc1_mspel_pixels_tab[ 9] = put_vc1_mspel_mc12_mmx;
dsp->put_vc1_mspel_pixels_tab[13] = put_vc1_mspel_mc13_mmx;
dsp->put_vc1_mspel_pixels_tab[ 2] = put_vc1_mspel_mc20_mmx;
dsp->put_vc1_mspel_pixels_tab[ 6] = put_vc1_mspel_mc21_mmx;
dsp->put_vc1_mspel_pixels_tab[10] = put_vc1_mspel_mc22_mmx;
dsp->put_vc1_mspel_pixels_tab[14] = put_vc1_mspel_mc23_mmx;
dsp->put_vc1_mspel_pixels_tab[ 3] = put_vc1_mspel_mc30_mmx;
dsp->put_vc1_mspel_pixels_tab[ 7] = put_vc1_mspel_mc31_mmx;
dsp->put_vc1_mspel_pixels_tab[11] = put_vc1_mspel_mc32_mmx;
dsp->put_vc1_mspel_pixels_tab[15] = put_vc1_mspel_mc33_mmx;
}
if (mm_flags & AV_CPU_FLAG_MMX2){
dsp->avg_vc1_mspel_pixels_tab[ 0] = ff_avg_vc1_mspel_mc00_mmx2;
dsp->avg_vc1_mspel_pixels_tab[ 4] = avg_vc1_mspel_mc01_mmx2;
dsp->avg_vc1_mspel_pixels_tab[ 8] = avg_vc1_mspel_mc02_mmx2;
dsp->avg_vc1_mspel_pixels_tab[12] = avg_vc1_mspel_mc03_mmx2;
dsp->avg_vc1_mspel_pixels_tab[ 1] = avg_vc1_mspel_mc10_mmx2;
dsp->avg_vc1_mspel_pixels_tab[ 5] = avg_vc1_mspel_mc11_mmx2;
dsp->avg_vc1_mspel_pixels_tab[ 9] = avg_vc1_mspel_mc12_mmx2;
dsp->avg_vc1_mspel_pixels_tab[13] = avg_vc1_mspel_mc13_mmx2;
dsp->avg_vc1_mspel_pixels_tab[ 2] = avg_vc1_mspel_mc20_mmx2;
dsp->avg_vc1_mspel_pixels_tab[ 6] = avg_vc1_mspel_mc21_mmx2;
dsp->avg_vc1_mspel_pixels_tab[10] = avg_vc1_mspel_mc22_mmx2;
dsp->avg_vc1_mspel_pixels_tab[14] = avg_vc1_mspel_mc23_mmx2;
dsp->avg_vc1_mspel_pixels_tab[ 3] = avg_vc1_mspel_mc30_mmx2;
dsp->avg_vc1_mspel_pixels_tab[ 7] = avg_vc1_mspel_mc31_mmx2;
dsp->avg_vc1_mspel_pixels_tab[11] = avg_vc1_mspel_mc32_mmx2;
dsp->avg_vc1_mspel_pixels_tab[15] = avg_vc1_mspel_mc33_mmx2;
dsp->vc1_inv_trans_8x8_dc = vc1_inv_trans_8x8_dc_mmx2;
dsp->vc1_inv_trans_4x8_dc = vc1_inv_trans_4x8_dc_mmx2;
dsp->vc1_inv_trans_8x4_dc = vc1_inv_trans_8x4_dc_mmx2;
dsp->vc1_inv_trans_4x4_dc = vc1_inv_trans_4x4_dc_mmx2;
}
#define ASSIGN_LF(EXT) \
dsp->vc1_v_loop_filter4 = ff_vc1_v_loop_filter4_ ## EXT; \
dsp->vc1_h_loop_filter4 = ff_vc1_h_loop_filter4_ ## EXT; \
dsp->vc1_v_loop_filter8 = ff_vc1_v_loop_filter8_ ## EXT; \
dsp->vc1_h_loop_filter8 = ff_vc1_h_loop_filter8_ ## EXT; \
dsp->vc1_v_loop_filter16 = vc1_v_loop_filter16_ ## EXT; \
dsp->vc1_h_loop_filter16 = vc1_h_loop_filter16_ ## EXT
#if HAVE_YASM
if (mm_flags & AV_CPU_FLAG_MMX) {
ASSIGN_LF(mmx);
dsp->put_no_rnd_vc1_chroma_pixels_tab[0]= ff_put_vc1_chroma_mc8_mmx_nornd;
}
return;
if (mm_flags & AV_CPU_FLAG_MMX2) {
ASSIGN_LF(mmx2);
dsp->avg_no_rnd_vc1_chroma_pixels_tab[0]= ff_avg_vc1_chroma_mc8_mmx2_nornd;
} else if (mm_flags & AV_CPU_FLAG_3DNOW) {
dsp->avg_no_rnd_vc1_chroma_pixels_tab[0]= ff_avg_vc1_chroma_mc8_3dnow_nornd;
}
if (mm_flags & AV_CPU_FLAG_SSE2) {
dsp->vc1_v_loop_filter8 = ff_vc1_v_loop_filter8_sse2;
dsp->vc1_h_loop_filter8 = ff_vc1_h_loop_filter8_sse2;
dsp->vc1_v_loop_filter16 = vc1_v_loop_filter16_sse2;
dsp->vc1_h_loop_filter16 = vc1_h_loop_filter16_sse2;
}
if (mm_flags & AV_CPU_FLAG_SSSE3) {
ASSIGN_LF(ssse3);
dsp->put_no_rnd_vc1_chroma_pixels_tab[0]= ff_put_vc1_chroma_mc8_ssse3_nornd;
dsp->avg_no_rnd_vc1_chroma_pixels_tab[0]= ff_avg_vc1_chroma_mc8_ssse3_nornd;
}
if (mm_flags & AV_CPU_FLAG_SSE4) {
dsp->vc1_h_loop_filter8 = ff_vc1_h_loop_filter8_sse4;
dsp->vc1_h_loop_filter16 = vc1_h_loop_filter16_sse4;
}
#endif
}
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