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	 fd502f4f5f
			
		
	
	fd502f4f5f
	
	
	
		
			
			None of them are specific to the YASM assembler.
(Cherry-picked from libav commit 39e208f4d4)
Signed-off-by: James Almer <jamrial@gmail.com>
		
	
		
			
				
	
	
		
			652 lines
		
	
	
		
			28 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			652 lines
		
	
	
		
			28 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
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|  * SIMD-optimized motion estimation
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|  * Copyright (c) 2000, 2001 Fabrice Bellard
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|  * Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
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|  *
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|  * MMX optimization by Nick Kurshev <nickols_k@mail.ru>
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|  *
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|  * This file is part of FFmpeg.
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|  *
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|  * FFmpeg 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 2.1 of the License, or (at your option) any later version.
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|  *
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|  * FFmpeg 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 FFmpeg; if not, write to the Free Software
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|  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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|  */
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| 
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| #include "libavutil/attributes.h"
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| #include "libavutil/cpu.h"
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| #include "libavutil/x86/asm.h"
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| #include "libavutil/x86/cpu.h"
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| #include "libavcodec/me_cmp.h"
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| #include "libavcodec/mpegvideo.h"
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| 
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| int ff_sum_abs_dctelem_mmx(int16_t *block);
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| int ff_sum_abs_dctelem_mmxext(int16_t *block);
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| int ff_sum_abs_dctelem_sse2(int16_t *block);
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| int ff_sum_abs_dctelem_ssse3(int16_t *block);
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| int ff_sse8_mmx(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
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|                 ptrdiff_t stride, int h);
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| int ff_sse16_mmx(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
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|                  ptrdiff_t stride, int h);
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| int ff_sse16_sse2(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
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|                   ptrdiff_t stride, int h);
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| int ff_hf_noise8_mmx(uint8_t *pix1, ptrdiff_t stride, int h);
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| int ff_hf_noise16_mmx(uint8_t *pix1, ptrdiff_t stride, int h);
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| int ff_sad8_mmxext(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
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|                    ptrdiff_t stride, int h);
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| int ff_sad16_mmxext(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
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|                     ptrdiff_t stride, int h);
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| int ff_sad16_sse2(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
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|                   ptrdiff_t stride, int h);
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| int ff_sad8_x2_mmxext(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
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|                       ptrdiff_t stride, int h);
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| int ff_sad16_x2_mmxext(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
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|                        ptrdiff_t stride, int h);
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| int ff_sad16_x2_sse2(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
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|                      ptrdiff_t stride, int h);
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| int ff_sad8_y2_mmxext(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
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|                       ptrdiff_t stride, int h);
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| int ff_sad16_y2_mmxext(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
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|                        ptrdiff_t stride, int h);
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| int ff_sad16_y2_sse2(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
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|                      ptrdiff_t stride, int h);
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| int ff_sad8_approx_xy2_mmxext(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
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|                               ptrdiff_t stride, int h);
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| int ff_sad16_approx_xy2_mmxext(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
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|                                ptrdiff_t stride, int h);
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| int ff_sad16_approx_xy2_sse2(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
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|                              ptrdiff_t stride, int h);
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| int ff_vsad_intra8_mmxext(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
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|                           ptrdiff_t stride, int h);
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| int ff_vsad_intra16_mmxext(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
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|                            ptrdiff_t stride, int h);
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| int ff_vsad_intra16_sse2(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
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|                          ptrdiff_t stride, int h);
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| int ff_vsad8_approx_mmxext(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
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|                     ptrdiff_t stride, int h);
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| int ff_vsad16_approx_mmxext(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
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|                      ptrdiff_t stride, int h);
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| int ff_vsad16_approx_sse2(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
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|                    ptrdiff_t stride, int h);
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| 
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| #define hadamard_func(cpu)                                                    \
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|     int ff_hadamard8_diff_ ## cpu(MpegEncContext *s, uint8_t *src1,           \
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|                                   uint8_t *src2, ptrdiff_t stride, int h);    \
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|     int ff_hadamard8_diff16_ ## cpu(MpegEncContext *s, uint8_t *src1,         \
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|                                     uint8_t *src2, ptrdiff_t stride, int h);
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| 
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| hadamard_func(mmx)
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| hadamard_func(mmxext)
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| hadamard_func(sse2)
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| hadamard_func(ssse3)
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| 
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| #if HAVE_X86ASM
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| static int nsse16_mmx(MpegEncContext *c, uint8_t *pix1, uint8_t *pix2,
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|                       ptrdiff_t stride, int h)
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| {
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|     int score1, score2;
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| 
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|     if (c)
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|         score1 = c->mecc.sse[0](c, pix1, pix2, stride, h);
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|     else
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|         score1 = ff_sse16_mmx(c, pix1, pix2, stride, h);
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|     score2 = ff_hf_noise16_mmx(pix1, stride, h) + ff_hf_noise8_mmx(pix1+8, stride, h)
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|            - ff_hf_noise16_mmx(pix2, stride, h) - ff_hf_noise8_mmx(pix2+8, stride, h);
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| 
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|     if (c)
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|         return score1 + FFABS(score2) * c->avctx->nsse_weight;
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|     else
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|         return score1 + FFABS(score2) * 8;
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| }
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| 
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| static int nsse8_mmx(MpegEncContext *c, uint8_t *pix1, uint8_t *pix2,
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|                      ptrdiff_t stride, int h)
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| {
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|     int score1 = ff_sse8_mmx(c, pix1, pix2, stride, h);
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|     int score2 = ff_hf_noise8_mmx(pix1, stride, h) -
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|                  ff_hf_noise8_mmx(pix2, stride, h);
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| 
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|     if (c)
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|         return score1 + FFABS(score2) * c->avctx->nsse_weight;
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|     else
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|         return score1 + FFABS(score2) * 8;
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| }
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| 
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| #endif /* HAVE_X86ASM */
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| 
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| #if HAVE_INLINE_ASM
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| 
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| static int vsad_intra16_mmx(MpegEncContext *v, uint8_t *pix, uint8_t *dummy,
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|                             ptrdiff_t stride, int h)
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| {
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|     int tmp;
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| 
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|     av_assert2((((int) pix) & 7) == 0);
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|     av_assert2((stride & 7) == 0);
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| 
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| #define SUM(in0, in1, out0, out1)               \
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|     "movq (%0), %%mm2\n"                        \
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|     "movq 8(%0), %%mm3\n"                       \
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|     "add %2,%0\n"                               \
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|     "movq %%mm2, " #out0 "\n"                   \
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|     "movq %%mm3, " #out1 "\n"                   \
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|     "psubusb " #in0 ", %%mm2\n"                 \
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|     "psubusb " #in1 ", %%mm3\n"                 \
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|     "psubusb " #out0 ", " #in0 "\n"             \
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|     "psubusb " #out1 ", " #in1 "\n"             \
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|     "por %%mm2, " #in0 "\n"                     \
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|     "por %%mm3, " #in1 "\n"                     \
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|     "movq " #in0 ", %%mm2\n"                    \
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|     "movq " #in1 ", %%mm3\n"                    \
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|     "punpcklbw %%mm7, " #in0 "\n"               \
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|     "punpcklbw %%mm7, " #in1 "\n"               \
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|     "punpckhbw %%mm7, %%mm2\n"                  \
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|     "punpckhbw %%mm7, %%mm3\n"                  \
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|     "paddw " #in1 ", " #in0 "\n"                \
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|     "paddw %%mm3, %%mm2\n"                      \
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|     "paddw %%mm2, " #in0 "\n"                   \
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|     "paddw " #in0 ", %%mm6\n"
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| 
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| 
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|     __asm__ volatile (
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|         "movl    %3, %%ecx\n"
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|         "pxor %%mm6, %%mm6\n"
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|         "pxor %%mm7, %%mm7\n"
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|         "movq  (%0), %%mm0\n"
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|         "movq 8(%0), %%mm1\n"
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|         "add %2, %0\n"
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|         "jmp 2f\n"
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|         "1:\n"
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| 
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|         SUM(%%mm4, %%mm5, %%mm0, %%mm1)
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|         "2:\n"
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|         SUM(%%mm0, %%mm1, %%mm4, %%mm5)
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| 
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|         "subl $2, %%ecx\n"
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|         "jnz 1b\n"
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| 
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|         "movq  %%mm6, %%mm0\n"
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|         "psrlq $32,   %%mm6\n"
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|         "paddw %%mm6, %%mm0\n"
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|         "movq  %%mm0, %%mm6\n"
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|         "psrlq $16,   %%mm0\n"
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|         "paddw %%mm6, %%mm0\n"
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|         "movd  %%mm0, %1\n"
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|         : "+r" (pix), "=r" (tmp)
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|         : "r" (stride), "m" (h)
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|         : "%ecx");
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| 
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|     return tmp & 0xFFFF;
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| }
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| #undef SUM
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| 
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| static int vsad16_mmx(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
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|                       ptrdiff_t stride, int h)
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| {
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|     int tmp;
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| 
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|     av_assert2((((int) pix1) & 7) == 0);
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|     av_assert2((((int) pix2) & 7) == 0);
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|     av_assert2((stride & 7) == 0);
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| 
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| #define SUM(in0, in1, out0, out1)       \
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|     "movq (%0), %%mm2\n"                \
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|     "movq (%1), " #out0 "\n"            \
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|     "movq 8(%0), %%mm3\n"               \
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|     "movq 8(%1), " #out1 "\n"           \
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|     "add %3, %0\n"                      \
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|     "add %3, %1\n"                      \
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|     "psubb " #out0 ", %%mm2\n"          \
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|     "psubb " #out1 ", %%mm3\n"          \
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|     "pxor %%mm7, %%mm2\n"               \
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|     "pxor %%mm7, %%mm3\n"               \
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|     "movq %%mm2, " #out0 "\n"           \
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|     "movq %%mm3, " #out1 "\n"           \
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|     "psubusb " #in0 ", %%mm2\n"         \
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|     "psubusb " #in1 ", %%mm3\n"         \
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|     "psubusb " #out0 ", " #in0 "\n"     \
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|     "psubusb " #out1 ", " #in1 "\n"     \
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|     "por %%mm2, " #in0 "\n"             \
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|     "por %%mm3, " #in1 "\n"             \
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|     "movq " #in0 ", %%mm2\n"            \
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|     "movq " #in1 ", %%mm3\n"            \
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|     "punpcklbw %%mm7, " #in0 "\n"       \
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|     "punpcklbw %%mm7, " #in1 "\n"       \
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|     "punpckhbw %%mm7, %%mm2\n"          \
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|     "punpckhbw %%mm7, %%mm3\n"          \
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|     "paddw " #in1 ", " #in0 "\n"        \
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|     "paddw %%mm3, %%mm2\n"              \
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|     "paddw %%mm2, " #in0 "\n"           \
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|     "paddw " #in0 ", %%mm6\n"
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| 
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| 
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|     __asm__ volatile (
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|         "movl %4, %%ecx\n"
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|         "pxor %%mm6, %%mm6\n"
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|         "pcmpeqw %%mm7, %%mm7\n"
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|         "psllw $15, %%mm7\n"
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|         "packsswb %%mm7, %%mm7\n"
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|         "movq (%0), %%mm0\n"
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|         "movq (%1), %%mm2\n"
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|         "movq 8(%0), %%mm1\n"
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|         "movq 8(%1), %%mm3\n"
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|         "add %3, %0\n"
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|         "add %3, %1\n"
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|         "psubb %%mm2, %%mm0\n"
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|         "psubb %%mm3, %%mm1\n"
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|         "pxor %%mm7, %%mm0\n"
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|         "pxor %%mm7, %%mm1\n"
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|         "jmp 2f\n"
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|         "1:\n"
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| 
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|         SUM(%%mm4, %%mm5, %%mm0, %%mm1)
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|         "2:\n"
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|         SUM(%%mm0, %%mm1, %%mm4, %%mm5)
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| 
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|         "subl $2, %%ecx\n"
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|         "jnz 1b\n"
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| 
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|         "movq %%mm6, %%mm0\n"
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|         "psrlq $32, %%mm6\n"
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|         "paddw %%mm6, %%mm0\n"
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|         "movq %%mm0, %%mm6\n"
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|         "psrlq $16, %%mm0\n"
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|         "paddw %%mm6, %%mm0\n"
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|         "movd %%mm0, %2\n"
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|         : "+r" (pix1), "+r" (pix2), "=r" (tmp)
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|         : "r" (stride), "m" (h)
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|         : "%ecx");
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| 
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|     return tmp & 0x7FFF;
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| }
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| #undef SUM
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| 
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| DECLARE_ASM_CONST(8, uint64_t, round_tab)[3] = {
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|     0x0000000000000000ULL,
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|     0x0001000100010001ULL,
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|     0x0002000200020002ULL,
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| };
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| 
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| static inline void sad8_1_mmx(uint8_t *blk1, uint8_t *blk2,
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|                               ptrdiff_t stride, int h)
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| {
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|     x86_reg len = -stride * h;
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|     __asm__ volatile (
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|         ".p2align 4                     \n\t"
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|         "1:                             \n\t"
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|         "movq (%1, %%"FF_REG_a"), %%mm0 \n\t"
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|         "movq (%2, %%"FF_REG_a"), %%mm2 \n\t"
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|         "movq (%2, %%"FF_REG_a"), %%mm4 \n\t"
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|         "add %3, %%"FF_REG_a"           \n\t"
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|         "psubusb %%mm0, %%mm2           \n\t"
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|         "psubusb %%mm4, %%mm0           \n\t"
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|         "movq (%1, %%"FF_REG_a"), %%mm1 \n\t"
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|         "movq (%2, %%"FF_REG_a"), %%mm3 \n\t"
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|         "movq (%2, %%"FF_REG_a"), %%mm5 \n\t"
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|         "psubusb %%mm1, %%mm3           \n\t"
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|         "psubusb %%mm5, %%mm1           \n\t"
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|         "por %%mm2, %%mm0               \n\t"
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|         "por %%mm1, %%mm3               \n\t"
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|         "movq %%mm0, %%mm1              \n\t"
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|         "movq %%mm3, %%mm2              \n\t"
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|         "punpcklbw %%mm7, %%mm0         \n\t"
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|         "punpckhbw %%mm7, %%mm1         \n\t"
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|         "punpcklbw %%mm7, %%mm3         \n\t"
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|         "punpckhbw %%mm7, %%mm2         \n\t"
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|         "paddw %%mm1, %%mm0             \n\t"
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|         "paddw %%mm3, %%mm2             \n\t"
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|         "paddw %%mm2, %%mm0             \n\t"
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|         "paddw %%mm0, %%mm6             \n\t"
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|         "add %3, %%"FF_REG_a"           \n\t"
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|         " js 1b                         \n\t"
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|         : "+a" (len)
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|         : "r" (blk1 - len), "r" (blk2 - len), "r" (stride));
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| }
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| 
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| static inline void sad8_2_mmx(uint8_t *blk1a, uint8_t *blk1b, uint8_t *blk2,
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|                               ptrdiff_t stride, int h)
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| {
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|     x86_reg len = -stride * h;
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|     __asm__ volatile (
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|         ".p2align 4                     \n\t"
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|         "1:                             \n\t"
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|         "movq (%1, %%"FF_REG_a"), %%mm0 \n\t"
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|         "movq (%2, %%"FF_REG_a"), %%mm1 \n\t"
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|         "movq (%1, %%"FF_REG_a"), %%mm2 \n\t"
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|         "movq (%2, %%"FF_REG_a"), %%mm3 \n\t"
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|         "punpcklbw %%mm7, %%mm0         \n\t"
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|         "punpcklbw %%mm7, %%mm1         \n\t"
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|         "punpckhbw %%mm7, %%mm2         \n\t"
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|         "punpckhbw %%mm7, %%mm3         \n\t"
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|         "paddw %%mm0, %%mm1             \n\t"
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|         "paddw %%mm2, %%mm3             \n\t"
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|         "movq (%3, %%"FF_REG_a"), %%mm4 \n\t"
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|         "movq (%3, %%"FF_REG_a"), %%mm2 \n\t"
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|         "paddw %%mm5, %%mm1             \n\t"
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|         "paddw %%mm5, %%mm3             \n\t"
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|         "psrlw $1, %%mm1                \n\t"
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|         "psrlw $1, %%mm3                \n\t"
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|         "packuswb %%mm3, %%mm1          \n\t"
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|         "psubusb %%mm1, %%mm4           \n\t"
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|         "psubusb %%mm2, %%mm1           \n\t"
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|         "por %%mm4, %%mm1               \n\t"
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|         "movq %%mm1, %%mm0              \n\t"
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|         "punpcklbw %%mm7, %%mm0         \n\t"
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|         "punpckhbw %%mm7, %%mm1         \n\t"
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|         "paddw %%mm1, %%mm0             \n\t"
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|         "paddw %%mm0, %%mm6             \n\t"
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|         "add %4, %%"FF_REG_a"           \n\t"
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|         " js 1b                         \n\t"
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|         : "+a" (len)
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|         : "r" (blk1a - len), "r" (blk1b - len), "r" (blk2 - len),
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|           "r" (stride));
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| }
 | |
| 
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| static inline void sad8_4_mmx(uint8_t *blk1, uint8_t *blk2,
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|                               ptrdiff_t stride, int h)
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| {
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|     x86_reg len = -stride * h;
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|     __asm__ volatile (
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|         "movq  (%1, %%"FF_REG_a"), %%mm0\n\t"
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|         "movq 1(%1, %%"FF_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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|         "punpckhbw %%mm7, %%mm1         \n\t"
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|         "punpcklbw %%mm7, %%mm2         \n\t"
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|         "punpckhbw %%mm7, %%mm3         \n\t"
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|         "paddw %%mm2, %%mm0             \n\t"
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|         "paddw %%mm3, %%mm1             \n\t"
 | |
|         ".p2align 4                     \n\t"
 | |
|         "1:                             \n\t"
 | |
|         "movq  (%2, %%"FF_REG_a"), %%mm2\n\t"
 | |
|         "movq 1(%2, %%"FF_REG_a"), %%mm4\n\t"
 | |
|         "movq %%mm2, %%mm3              \n\t"
 | |
|         "movq %%mm4, %%mm5              \n\t"
 | |
|         "punpcklbw %%mm7, %%mm2         \n\t"
 | |
|         "punpckhbw %%mm7, %%mm3         \n\t"
 | |
|         "punpcklbw %%mm7, %%mm4         \n\t"
 | |
|         "punpckhbw %%mm7, %%mm5         \n\t"
 | |
|         "paddw %%mm4, %%mm2             \n\t"
 | |
|         "paddw %%mm5, %%mm3             \n\t"
 | |
|         "movq %5, %%mm5                 \n\t"
 | |
|         "paddw %%mm2, %%mm0             \n\t"
 | |
|         "paddw %%mm3, %%mm1             \n\t"
 | |
|         "paddw %%mm5, %%mm0             \n\t"
 | |
|         "paddw %%mm5, %%mm1             \n\t"
 | |
|         "movq (%3, %%"FF_REG_a"), %%mm4 \n\t"
 | |
|         "movq (%3, %%"FF_REG_a"), %%mm5 \n\t"
 | |
|         "psrlw $2, %%mm0                \n\t"
 | |
|         "psrlw $2, %%mm1                \n\t"
 | |
|         "packuswb %%mm1, %%mm0          \n\t"
 | |
|         "psubusb %%mm0, %%mm4           \n\t"
 | |
|         "psubusb %%mm5, %%mm0           \n\t"
 | |
|         "por %%mm4, %%mm0               \n\t"
 | |
|         "movq %%mm0, %%mm4              \n\t"
 | |
|         "punpcklbw %%mm7, %%mm0         \n\t"
 | |
|         "punpckhbw %%mm7, %%mm4         \n\t"
 | |
|         "paddw %%mm0, %%mm6             \n\t"
 | |
|         "paddw %%mm4, %%mm6             \n\t"
 | |
|         "movq  %%mm2, %%mm0             \n\t"
 | |
|         "movq  %%mm3, %%mm1             \n\t"
 | |
|         "add %4, %%"FF_REG_a"           \n\t"
 | |
|         " js 1b                         \n\t"
 | |
|         : "+a" (len)
 | |
|         : "r" (blk1 - len), "r" (blk1 - len + stride), "r" (blk2 - len),
 | |
|           "r" (stride), "m" (round_tab[2]));
 | |
| }
 | |
| 
 | |
| static inline int sum_mmx(void)
 | |
| {
 | |
|     int ret;
 | |
|     __asm__ volatile (
 | |
|         "movq %%mm6, %%mm0              \n\t"
 | |
|         "psrlq $32, %%mm6               \n\t"
 | |
|         "paddw %%mm0, %%mm6             \n\t"
 | |
|         "movq %%mm6, %%mm0              \n\t"
 | |
|         "psrlq $16, %%mm6               \n\t"
 | |
|         "paddw %%mm0, %%mm6             \n\t"
 | |
|         "movd %%mm6, %0                 \n\t"
 | |
|         : "=r" (ret));
 | |
|     return ret & 0xFFFF;
 | |
| }
 | |
| 
 | |
| static inline void sad8_x2a_mmx(uint8_t *blk1, uint8_t *blk2,
 | |
|                                 ptrdiff_t stride, int h)
 | |
| {
 | |
|     sad8_2_mmx(blk1, blk1 + 1, blk2, stride, h);
 | |
| }
 | |
| 
 | |
| static inline void sad8_y2a_mmx(uint8_t *blk1, uint8_t *blk2,
 | |
|                                 ptrdiff_t stride, int h)
 | |
| {
 | |
|     sad8_2_mmx(blk1, blk1 + stride, blk2, stride, h);
 | |
| }
 | |
| 
 | |
| #define PIX_SAD(suf)                                                    \
 | |
| static int sad8_ ## suf(MpegEncContext *v, uint8_t *blk2,               \
 | |
|                         uint8_t *blk1, ptrdiff_t stride, int h)         \
 | |
| {                                                                       \
 | |
|     av_assert2(h == 8);                                                     \
 | |
|     __asm__ volatile (                                                  \
 | |
|         "pxor %%mm7, %%mm7     \n\t"                                    \
 | |
|         "pxor %%mm6, %%mm6     \n\t"                                    \
 | |
|         :);                                                             \
 | |
|                                                                         \
 | |
|     sad8_1_ ## suf(blk1, blk2, stride, 8);                              \
 | |
|                                                                         \
 | |
|     return sum_ ## suf();                                               \
 | |
| }                                                                       \
 | |
|                                                                         \
 | |
| static int sad8_x2_ ## suf(MpegEncContext *v, uint8_t *blk2,            \
 | |
|                            uint8_t *blk1, ptrdiff_t stride, int h)      \
 | |
| {                                                                       \
 | |
|     av_assert2(h == 8);                                                     \
 | |
|     __asm__ volatile (                                                  \
 | |
|         "pxor %%mm7, %%mm7     \n\t"                                    \
 | |
|         "pxor %%mm6, %%mm6     \n\t"                                    \
 | |
|         "movq %0, %%mm5        \n\t"                                    \
 | |
|         :: "m" (round_tab[1]));                                         \
 | |
|                                                                         \
 | |
|     sad8_x2a_ ## suf(blk1, blk2, stride, 8);                            \
 | |
|                                                                         \
 | |
|     return sum_ ## suf();                                               \
 | |
| }                                                                       \
 | |
|                                                                         \
 | |
| static int sad8_y2_ ## suf(MpegEncContext *v, uint8_t *blk2,            \
 | |
|                            uint8_t *blk1, ptrdiff_t stride, int h)      \
 | |
| {                                                                       \
 | |
|     av_assert2(h == 8);                                                     \
 | |
|     __asm__ volatile (                                                  \
 | |
|         "pxor %%mm7, %%mm7     \n\t"                                    \
 | |
|         "pxor %%mm6, %%mm6     \n\t"                                    \
 | |
|         "movq %0, %%mm5        \n\t"                                    \
 | |
|         :: "m" (round_tab[1]));                                         \
 | |
|                                                                         \
 | |
|     sad8_y2a_ ## suf(blk1, blk2, stride, 8);                            \
 | |
|                                                                         \
 | |
|     return sum_ ## suf();                                               \
 | |
| }                                                                       \
 | |
|                                                                         \
 | |
| static int sad8_xy2_ ## suf(MpegEncContext *v, uint8_t *blk2,           \
 | |
|                             uint8_t *blk1, ptrdiff_t stride, int h)     \
 | |
| {                                                                       \
 | |
|     av_assert2(h == 8);                                                     \
 | |
|     __asm__ volatile (                                                  \
 | |
|         "pxor %%mm7, %%mm7     \n\t"                                    \
 | |
|         "pxor %%mm6, %%mm6     \n\t"                                    \
 | |
|         ::);                                                            \
 | |
|                                                                         \
 | |
|     sad8_4_ ## suf(blk1, blk2, stride, 8);                              \
 | |
|                                                                         \
 | |
|     return sum_ ## suf();                                               \
 | |
| }                                                                       \
 | |
|                                                                         \
 | |
| static int sad16_ ## suf(MpegEncContext *v, uint8_t *blk2,              \
 | |
|                          uint8_t *blk1, ptrdiff_t stride, int h)        \
 | |
| {                                                                       \
 | |
|     __asm__ volatile (                                                  \
 | |
|         "pxor %%mm7, %%mm7     \n\t"                                    \
 | |
|         "pxor %%mm6, %%mm6     \n\t"                                    \
 | |
|         :);                                                             \
 | |
|                                                                         \
 | |
|     sad8_1_ ## suf(blk1,     blk2,     stride, h);                      \
 | |
|     sad8_1_ ## suf(blk1 + 8, blk2 + 8, stride, h);                      \
 | |
|                                                                         \
 | |
|     return sum_ ## suf();                                               \
 | |
| }                                                                       \
 | |
|                                                                         \
 | |
| static int sad16_x2_ ## suf(MpegEncContext *v, uint8_t *blk2,           \
 | |
|                             uint8_t *blk1, ptrdiff_t stride, int h)     \
 | |
| {                                                                       \
 | |
|     __asm__ volatile (                                                  \
 | |
|         "pxor %%mm7, %%mm7     \n\t"                                    \
 | |
|         "pxor %%mm6, %%mm6     \n\t"                                    \
 | |
|         "movq %0, %%mm5        \n\t"                                    \
 | |
|         :: "m" (round_tab[1]));                                         \
 | |
|                                                                         \
 | |
|     sad8_x2a_ ## suf(blk1,     blk2,     stride, h);                    \
 | |
|     sad8_x2a_ ## suf(blk1 + 8, blk2 + 8, stride, h);                    \
 | |
|                                                                         \
 | |
|     return sum_ ## suf();                                               \
 | |
| }                                                                       \
 | |
|                                                                         \
 | |
| static int sad16_y2_ ## suf(MpegEncContext *v, uint8_t *blk2,           \
 | |
|                             uint8_t *blk1, ptrdiff_t stride, int h)     \
 | |
| {                                                                       \
 | |
|     __asm__ volatile (                                                  \
 | |
|         "pxor %%mm7, %%mm7     \n\t"                                    \
 | |
|         "pxor %%mm6, %%mm6     \n\t"                                    \
 | |
|         "movq %0, %%mm5        \n\t"                                    \
 | |
|         :: "m" (round_tab[1]));                                         \
 | |
|                                                                         \
 | |
|     sad8_y2a_ ## suf(blk1,     blk2,     stride, h);                    \
 | |
|     sad8_y2a_ ## suf(blk1 + 8, blk2 + 8, stride, h);                    \
 | |
|                                                                         \
 | |
|     return sum_ ## suf();                                               \
 | |
| }                                                                       \
 | |
|                                                                         \
 | |
| static int sad16_xy2_ ## suf(MpegEncContext *v, uint8_t *blk2,          \
 | |
|                              uint8_t *blk1, ptrdiff_t stride, int h)    \
 | |
| {                                                                       \
 | |
|     __asm__ volatile (                                                  \
 | |
|         "pxor %%mm7, %%mm7     \n\t"                                    \
 | |
|         "pxor %%mm6, %%mm6     \n\t"                                    \
 | |
|         ::);                                                            \
 | |
|                                                                         \
 | |
|     sad8_4_ ## suf(blk1,     blk2,     stride, h);                      \
 | |
|     sad8_4_ ## suf(blk1 + 8, blk2 + 8, stride, h);                      \
 | |
|                                                                         \
 | |
|     return sum_ ## suf();                                               \
 | |
| }                                                                       \
 | |
| 
 | |
| PIX_SAD(mmx)
 | |
| 
 | |
| #endif /* HAVE_INLINE_ASM */
 | |
| 
 | |
| av_cold void ff_me_cmp_init_x86(MECmpContext *c, AVCodecContext *avctx)
 | |
| {
 | |
|     int cpu_flags = av_get_cpu_flags();
 | |
| 
 | |
| #if HAVE_INLINE_ASM
 | |
|     if (INLINE_MMX(cpu_flags)) {
 | |
|         c->pix_abs[0][0] = sad16_mmx;
 | |
|         c->pix_abs[0][1] = sad16_x2_mmx;
 | |
|         c->pix_abs[0][2] = sad16_y2_mmx;
 | |
|         c->pix_abs[0][3] = sad16_xy2_mmx;
 | |
|         c->pix_abs[1][0] = sad8_mmx;
 | |
|         c->pix_abs[1][1] = sad8_x2_mmx;
 | |
|         c->pix_abs[1][2] = sad8_y2_mmx;
 | |
|         c->pix_abs[1][3] = sad8_xy2_mmx;
 | |
| 
 | |
|         c->sad[0] = sad16_mmx;
 | |
|         c->sad[1] = sad8_mmx;
 | |
| 
 | |
|         c->vsad[4] = vsad_intra16_mmx;
 | |
| 
 | |
|         if (!(avctx->flags & AV_CODEC_FLAG_BITEXACT)) {
 | |
|             c->vsad[0] = vsad16_mmx;
 | |
|         }
 | |
|     }
 | |
| 
 | |
| #endif /* HAVE_INLINE_ASM */
 | |
| 
 | |
|     if (EXTERNAL_MMX(cpu_flags)) {
 | |
|         c->hadamard8_diff[0] = ff_hadamard8_diff16_mmx;
 | |
|         c->hadamard8_diff[1] = ff_hadamard8_diff_mmx;
 | |
|         c->sum_abs_dctelem   = ff_sum_abs_dctelem_mmx;
 | |
|         c->sse[0]            = ff_sse16_mmx;
 | |
|         c->sse[1]            = ff_sse8_mmx;
 | |
| #if HAVE_X86ASM
 | |
|         c->nsse[0]           = nsse16_mmx;
 | |
|         c->nsse[1]           = nsse8_mmx;
 | |
| #endif
 | |
|     }
 | |
| 
 | |
|     if (EXTERNAL_MMXEXT(cpu_flags)) {
 | |
|         c->hadamard8_diff[0] = ff_hadamard8_diff16_mmxext;
 | |
|         c->hadamard8_diff[1] = ff_hadamard8_diff_mmxext;
 | |
|         c->sum_abs_dctelem   = ff_sum_abs_dctelem_mmxext;
 | |
| 
 | |
|         c->sad[0] = ff_sad16_mmxext;
 | |
|         c->sad[1] = ff_sad8_mmxext;
 | |
| 
 | |
|         c->pix_abs[0][0] = ff_sad16_mmxext;
 | |
|         c->pix_abs[0][1] = ff_sad16_x2_mmxext;
 | |
|         c->pix_abs[0][2] = ff_sad16_y2_mmxext;
 | |
|         c->pix_abs[1][0] = ff_sad8_mmxext;
 | |
|         c->pix_abs[1][1] = ff_sad8_x2_mmxext;
 | |
|         c->pix_abs[1][2] = ff_sad8_y2_mmxext;
 | |
| 
 | |
|         c->vsad[4] = ff_vsad_intra16_mmxext;
 | |
|         c->vsad[5] = ff_vsad_intra8_mmxext;
 | |
| 
 | |
|         if (!(avctx->flags & AV_CODEC_FLAG_BITEXACT)) {
 | |
|             c->pix_abs[0][3] = ff_sad16_approx_xy2_mmxext;
 | |
|             c->pix_abs[1][3] = ff_sad8_approx_xy2_mmxext;
 | |
| 
 | |
|             c->vsad[0] = ff_vsad16_approx_mmxext;
 | |
|             c->vsad[1] = ff_vsad8_approx_mmxext;
 | |
|         }
 | |
|     }
 | |
| 
 | |
|     if (EXTERNAL_SSE2(cpu_flags)) {
 | |
|         c->sse[0] = ff_sse16_sse2;
 | |
|         c->sum_abs_dctelem   = ff_sum_abs_dctelem_sse2;
 | |
| 
 | |
| #if HAVE_ALIGNED_STACK
 | |
|         c->hadamard8_diff[0] = ff_hadamard8_diff16_sse2;
 | |
|         c->hadamard8_diff[1] = ff_hadamard8_diff_sse2;
 | |
| #endif
 | |
|         if (!(cpu_flags & AV_CPU_FLAG_SSE2SLOW) && avctx->codec_id != AV_CODEC_ID_SNOW) {
 | |
|             c->sad[0]        = ff_sad16_sse2;
 | |
|             c->pix_abs[0][0] = ff_sad16_sse2;
 | |
|             c->pix_abs[0][1] = ff_sad16_x2_sse2;
 | |
|             c->pix_abs[0][2] = ff_sad16_y2_sse2;
 | |
| 
 | |
|             c->vsad[4]       = ff_vsad_intra16_sse2;
 | |
|             if (!(avctx->flags & AV_CODEC_FLAG_BITEXACT)) {
 | |
|                 c->pix_abs[0][3] = ff_sad16_approx_xy2_sse2;
 | |
|                 c->vsad[0]       = ff_vsad16_approx_sse2;
 | |
|             }
 | |
|         }
 | |
|     }
 | |
| 
 | |
|     if (EXTERNAL_SSSE3(cpu_flags)) {
 | |
|         c->sum_abs_dctelem   = ff_sum_abs_dctelem_ssse3;
 | |
| #if HAVE_ALIGNED_STACK
 | |
|         c->hadamard8_diff[0] = ff_hadamard8_diff16_ssse3;
 | |
|         c->hadamard8_diff[1] = ff_hadamard8_diff_ssse3;
 | |
| #endif
 | |
|     }
 | |
| }
 |