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FFmpeg/libavcodec/x86/hpeldsp_init.c
Andreas Rheinhardt 00e046df13 avcodec/x86/hpeldsp_init: Remove MMX(EXT) funcs overridden by SSE2 
This affects the {avg,put}_no_rnd_pixels16_{x,y}2 MMX and
(put-only) MMXEXT versions. Removing these functions saved
1184B here.

Reviewed-by: Lynne <dev@lynne.ee>
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
2025-09-26 06:21:53 +02:00

261 lines
11 KiB
C
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/*
* SIMD-optimized halfpel functions
* Copyright (c) 2000, 2001 Fabrice Bellard
* Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* MMX optimization by Nick Kurshev <nickols_k@mail.ru>
*/
#include <stddef.h>
#include <stdint.h>
#include "libavutil/attributes.h"
#include "libavutil/cpu.h"
#include "libavutil/x86/cpu.h"
#include "libavcodec/avcodec.h"
#include "libavcodec/hpeldsp.h"
#include "libavcodec/pixels.h"
#include "fpel.h"
#include "hpeldsp.h"
void ff_put_pixels8_x2_mmxext(uint8_t *block, const uint8_t *pixels,
ptrdiff_t line_size, int h);
void ff_put_pixels16_x2_sse2(uint8_t *block, const uint8_t *pixels,
ptrdiff_t line_size, int h);
void ff_avg_pixels16_x2_sse2(uint8_t *block, const uint8_t *pixels,
ptrdiff_t line_size, int h);
void ff_put_pixels16_y2_sse2(uint8_t *block, const uint8_t *pixels,
ptrdiff_t line_size, int h);
void ff_avg_pixels16_y2_sse2(uint8_t *block, const uint8_t *pixels,
ptrdiff_t line_size, int h);
void ff_put_no_rnd_pixels8_x2_mmxext(uint8_t *block, const uint8_t *pixels,
ptrdiff_t line_size, int h);
void ff_put_no_rnd_pixels8_x2_exact_mmxext(uint8_t *block,
const uint8_t *pixels,
ptrdiff_t line_size, int h);
void ff_put_no_rnd_pixels16_x2_sse2(uint8_t *block, const uint8_t *pixels,
ptrdiff_t line_size, int h);
void ff_avg_no_rnd_pixels16_x2_sse2(uint8_t *block, const uint8_t *pixels,
ptrdiff_t line_size, int h);
void ff_put_pixels8_y2_mmxext(uint8_t *block, const uint8_t *pixels,
ptrdiff_t line_size, int h);
void ff_put_no_rnd_pixels8_y2_mmxext(uint8_t *block, const uint8_t *pixels,
ptrdiff_t line_size, int h);
void ff_put_no_rnd_pixels8_y2_exact_mmxext(uint8_t *block,
const uint8_t *pixels,
ptrdiff_t line_size, int h);
void ff_put_no_rnd_pixels16_y2_sse2(uint8_t *block, const uint8_t *pixels,
ptrdiff_t line_size, int h);
void ff_avg_no_rnd_pixels16_y2_sse2(uint8_t *block, const uint8_t *pixels,
ptrdiff_t line_size, int h);
void ff_avg_pixels8_x2_mmxext(uint8_t *block, const uint8_t *pixels,
ptrdiff_t line_size, int h);
void ff_avg_pixels8_y2_mmxext(uint8_t *block, const uint8_t *pixels,
ptrdiff_t line_size, int h);
#define put_no_rnd_pixels8_mmx ff_put_pixels8_mmx
#if HAVE_INLINE_ASM
/***********************************/
/* MMX no rounding */
#define DEF(x, y) x ## _no_rnd_ ## y ## _mmx
#define SET_RND MOVQ_WONE
#define STATIC static
#include "rnd_template.c"
#undef DEF
#undef SET_RND
#undef STATIC
// this routine is 'slightly' suboptimal but mostly unused
static void avg_no_rnd_pixels8_xy2_mmx(uint8_t *block, const uint8_t *pixels,
ptrdiff_t line_size, int h)
{
MOVQ_ZERO(mm7);
MOVQ_WONE(mm6); // =2 for rnd and =1 for no_rnd version
__asm__ volatile(
"movq (%1), %%mm0 \n\t"
"movq 1(%1), %%mm4 \n\t"
"movq %%mm0, %%mm1 \n\t"
"movq %%mm4, %%mm5 \n\t"
"punpcklbw %%mm7, %%mm0 \n\t"
"punpcklbw %%mm7, %%mm4 \n\t"
"punpckhbw %%mm7, %%mm1 \n\t"
"punpckhbw %%mm7, %%mm5 \n\t"
"paddusw %%mm0, %%mm4 \n\t"
"paddusw %%mm1, %%mm5 \n\t"
"xor %%"FF_REG_a", %%"FF_REG_a" \n\t"
"add %3, %1 \n\t"
".p2align 3 \n\t"
"1: \n\t"
"movq (%1, %%"FF_REG_a"), %%mm0 \n\t"
"movq 1(%1, %%"FF_REG_a"), %%mm2 \n\t"
"movq %%mm0, %%mm1 \n\t"
"movq %%mm2, %%mm3 \n\t"
"punpcklbw %%mm7, %%mm0 \n\t"
"punpcklbw %%mm7, %%mm2 \n\t"
"punpckhbw %%mm7, %%mm1 \n\t"
"punpckhbw %%mm7, %%mm3 \n\t"
"paddusw %%mm2, %%mm0 \n\t"
"paddusw %%mm3, %%mm1 \n\t"
"paddusw %%mm6, %%mm4 \n\t"
"paddusw %%mm6, %%mm5 \n\t"
"paddusw %%mm0, %%mm4 \n\t"
"paddusw %%mm1, %%mm5 \n\t"
"psrlw $2, %%mm4 \n\t"
"psrlw $2, %%mm5 \n\t"
"movq (%2, %%"FF_REG_a"), %%mm3 \n\t"
"packuswb %%mm5, %%mm4 \n\t"
"pcmpeqd %%mm2, %%mm2 \n\t"
"paddb %%mm2, %%mm2 \n\t"
PAVGB_MMX(%%mm3, %%mm4, %%mm5, %%mm2)
"movq %%mm5, (%2, %%"FF_REG_a") \n\t"
"add %3, %%"FF_REG_a" \n\t"
"movq (%1, %%"FF_REG_a"), %%mm2 \n\t" // 0 <-> 2 1 <-> 3
"movq 1(%1, %%"FF_REG_a"), %%mm4 \n\t"
"movq %%mm2, %%mm3 \n\t"
"movq %%mm4, %%mm5 \n\t"
"punpcklbw %%mm7, %%mm2 \n\t"
"punpcklbw %%mm7, %%mm4 \n\t"
"punpckhbw %%mm7, %%mm3 \n\t"
"punpckhbw %%mm7, %%mm5 \n\t"
"paddusw %%mm2, %%mm4 \n\t"
"paddusw %%mm3, %%mm5 \n\t"
"paddusw %%mm6, %%mm0 \n\t"
"paddusw %%mm6, %%mm1 \n\t"
"paddusw %%mm4, %%mm0 \n\t"
"paddusw %%mm5, %%mm1 \n\t"
"psrlw $2, %%mm0 \n\t"
"psrlw $2, %%mm1 \n\t"
"movq (%2, %%"FF_REG_a"), %%mm3 \n\t"
"packuswb %%mm1, %%mm0 \n\t"
"pcmpeqd %%mm2, %%mm2 \n\t"
"paddb %%mm2, %%mm2 \n\t"
PAVGB_MMX(%%mm3, %%mm0, %%mm1, %%mm2)
"movq %%mm1, (%2, %%"FF_REG_a") \n\t"
"add %3, %%"FF_REG_a" \n\t"
"subl $2, %0 \n\t"
"jnz 1b \n\t"
:"+g"(h), "+S"(pixels)
:"D"(block), "r"((x86_reg)line_size)
:FF_REG_a, "memory");
}
#if HAVE_MMX
CALL_2X_PIXELS(avg_no_rnd_pixels16_xy2_mmx, avg_no_rnd_pixels8_xy2_mmx, 8)
CALL_2X_PIXELS(put_no_rnd_pixels16_xy2_mmx, put_no_rnd_pixels8_xy2_mmx, 8)
#endif
#endif /* HAVE_INLINE_ASM */
#define SET_HPEL_FUNCS_EXT(PFX, IDX, SIZE, CPU) \
if (HAVE_MMX_EXTERNAL) \
c->PFX ## _pixels_tab IDX [0] = PFX ## _pixels ## SIZE ## _ ## CPU
#define SET_HPEL_FUNCS03(PFX, IDX, SIZE, CPU) \
do { \
SET_HPEL_FUNCS_EXT(PFX, IDX, SIZE, CPU); \
c->PFX ## _pixels_tab IDX [3] = PFX ## _pixels ## SIZE ## _xy2_ ## CPU; \
} while (0)
static void hpeldsp_init_mmx(HpelDSPContext *c, int flags)
{
#if HAVE_MMX_INLINE
c->put_no_rnd_pixels_tab[0][3] = put_no_rnd_pixels16_xy2_mmx;
c->avg_no_rnd_pixels_tab[3] = avg_no_rnd_pixels16_xy2_mmx;
#if HAVE_MMX_EXTERNAL
c->put_pixels_tab[1][0] = ff_put_pixels8_mmx;
#endif
SET_HPEL_FUNCS03(put_no_rnd, [1], 8, mmx);
#endif
}
static void hpeldsp_init_mmxext(HpelDSPContext *c, int flags)
{
#if HAVE_MMXEXT_EXTERNAL
c->put_pixels_tab[1][1] = ff_put_pixels8_x2_mmxext;
c->put_pixels_tab[1][2] = ff_put_pixels8_y2_mmxext;
c->avg_pixels_tab[1][0] = ff_avg_pixels8_mmxext;
c->avg_pixels_tab[1][1] = ff_avg_pixels8_x2_mmxext;
c->avg_pixels_tab[1][2] = ff_avg_pixels8_y2_mmxext;
c->put_no_rnd_pixels_tab[1][1] = ff_put_no_rnd_pixels8_x2_exact_mmxext;
c->put_no_rnd_pixels_tab[1][2] = ff_put_no_rnd_pixels8_y2_exact_mmxext;
if (!(flags & AV_CODEC_FLAG_BITEXACT)) {
c->put_no_rnd_pixels_tab[1][1] = ff_put_no_rnd_pixels8_x2_mmxext;
c->put_no_rnd_pixels_tab[1][2] = ff_put_no_rnd_pixels8_y2_mmxext;
}
#endif /* HAVE_MMXEXT_EXTERNAL */
}
static void hpeldsp_init_sse2(HpelDSPContext *c, int flags)
{
#if HAVE_SSE2_EXTERNAL
c->put_pixels_tab[0][0] = ff_put_pixels16_sse2;
c->put_pixels_tab[0][1] = ff_put_pixels16_x2_sse2;
c->put_pixels_tab[0][2] = ff_put_pixels16_y2_sse2;
c->put_pixels_tab[0][3] = ff_put_pixels16_xy2_sse2;
c->put_no_rnd_pixels_tab[0][0] = ff_put_pixels16_sse2;
c->put_no_rnd_pixels_tab[0][1] = ff_put_no_rnd_pixels16_x2_sse2;
c->put_no_rnd_pixels_tab[0][2] = ff_put_no_rnd_pixels16_y2_sse2;
c->avg_pixels_tab[0][0] = ff_avg_pixels16_sse2;
c->avg_pixels_tab[0][1] = ff_avg_pixels16_x2_sse2;
c->avg_pixels_tab[0][2] = ff_avg_pixels16_y2_sse2;
c->avg_pixels_tab[0][3] = ff_avg_pixels16_xy2_sse2;
c->avg_no_rnd_pixels_tab[0] = ff_avg_pixels16_sse2;
c->avg_no_rnd_pixels_tab[1] = ff_avg_no_rnd_pixels16_x2_sse2;
c->avg_no_rnd_pixels_tab[2] = ff_avg_no_rnd_pixels16_y2_sse2;
#endif /* HAVE_SSE2_EXTERNAL */
}
static void hpeldsp_init_ssse3(HpelDSPContext *c, int flags)
{
#if HAVE_SSSE3_EXTERNAL
c->put_pixels_tab[0][3] = ff_put_pixels16_xy2_ssse3;
c->avg_pixels_tab[0][3] = ff_avg_pixels16_xy2_ssse3;
c->put_pixels_tab[1][3] = ff_put_pixels8_xy2_ssse3;
c->avg_pixels_tab[1][3] = ff_avg_pixels8_xy2_ssse3;
#endif
}
av_cold void ff_hpeldsp_init_x86(HpelDSPContext *c, int flags)
{
int cpu_flags = av_get_cpu_flags();
if (INLINE_MMX(cpu_flags))
hpeldsp_init_mmx(c, flags);
if (EXTERNAL_MMXEXT(cpu_flags))
hpeldsp_init_mmxext(c, flags);
if (EXTERNAL_SSE2(cpu_flags))
hpeldsp_init_sse2(c, flags);
if (EXTERNAL_SSSE3(cpu_flags))
hpeldsp_init_ssse3(c, flags);
}
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