And use the x86util ones instead, which are optimized for mmxext/sse2. About ~1% increase in performance on pre SSSE3 processors. Signed-off-by: James Almer <jamrial@gmail.com> Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
		
			
				
	
	
		
			256 lines
		
	
	
		
			5.8 KiB
		
	
	
	
		
			NASM
		
	
	
	
	
	
			
		
		
	
	
			256 lines
		
	
	
		
			5.8 KiB
		
	
	
	
		
			NASM
		
	
	
	
	
	
| ;*****************************************************************************
 | |
| ;* x86-optimized functions for yadif filter
 | |
| ;*
 | |
| ;* Copyright (C) 2006 Michael Niedermayer <michaelni@gmx.at>
 | |
| ;* Copyright (c) 2013 Daniel Kang <daniel.d.kang@gmail.com>
 | |
| ;* Copyright (c) 2011-2013 James Darnley <james.darnley@gmail.com>
 | |
| ;*
 | |
| ;* 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
 | |
| ;******************************************************************************
 | |
| 
 | |
| %include "libavutil/x86/x86util.asm"
 | |
| 
 | |
| SECTION_RODATA
 | |
| 
 | |
| pw_1: times 8 dw 1
 | |
| 
 | |
| SECTION .text
 | |
| 
 | |
| %macro PMAXUW 2
 | |
| %if cpuflag(sse4)
 | |
|     pmaxuw %1, %2
 | |
| %else
 | |
|     psubusw %1, %2
 | |
|     paddusw %1, %2
 | |
| %endif
 | |
| %endmacro
 | |
| 
 | |
| %macro CHECK 2
 | |
|     movu      m2, [curq+t1+%1*2]
 | |
|     movu      m3, [curq+t0+%2*2]
 | |
|     mova      m4, m2
 | |
|     mova      m5, m2
 | |
|     pxor      m4, m3
 | |
|     pavgw     m5, m3
 | |
|     pand      m4, [pw_1]
 | |
|     psubusw   m5, m4
 | |
|     RSHIFT    m5, 2
 | |
|     mova      m4, m2
 | |
|     psubusw   m2, m3
 | |
|     psubusw   m3, m4
 | |
|     PMAXUW    m2, m3
 | |
|     mova      m3, m2
 | |
|     mova      m4, m2
 | |
|     RSHIFT    m3, 2
 | |
|     RSHIFT    m4, 4
 | |
|     paddw     m2, m3
 | |
|     paddw     m2, m4
 | |
| %endmacro
 | |
| 
 | |
| %macro CHECK1 0
 | |
|     mova    m3, m0
 | |
|     pcmpgtw m3, m2
 | |
|     pminsw  m0, m2
 | |
|     mova    m6, m3
 | |
|     pand    m5, m3
 | |
|     pandn   m3, m1
 | |
|     por     m3, m5
 | |
|     mova    m1, m3
 | |
| %endmacro
 | |
| 
 | |
| ; %macro CHECK2 0
 | |
| ;     paddw   m6, [pw_1]
 | |
| ;     psllw   m6, 14
 | |
| ;     paddsw  m2, m6
 | |
| ;     mova    m3, m0
 | |
| ;     pcmpgtw m3, m2
 | |
| ;     pminsw  m0, m2
 | |
| ;     pand    m5, m3
 | |
| ;     pandn   m3, m1
 | |
| ;     por     m3, m5
 | |
| ;     mova    m1, m3
 | |
| ; %endmacro
 | |
| 
 | |
| ; This version of CHECK2 is required for 14-bit samples.  The left-shift trick
 | |
| ; in the old code is not large enough to correctly select pixels or scores.
 | |
| 
 | |
| %macro CHECK2 0
 | |
|     mova    m3, m0
 | |
|     pcmpgtw m0, m2
 | |
|     pand    m0, m6
 | |
|     mova    m6, m0
 | |
|     pand    m5, m6
 | |
|     pand    m2, m0
 | |
|     pandn   m6, m1
 | |
|     pandn   m0, m3
 | |
|     por     m6, m5
 | |
|     por     m0, m2
 | |
|     mova    m1, m6
 | |
| %endmacro
 | |
| 
 | |
| %macro LOAD 2
 | |
|     movu      %1, %2
 | |
| %endmacro
 | |
| 
 | |
| %macro FILTER 3
 | |
| .loop%1:
 | |
|     pxor         m7, m7
 | |
|     LOAD         m0, [curq+t1]
 | |
|     LOAD         m1, [curq+t0]
 | |
|     LOAD         m2, [%2]
 | |
|     LOAD         m3, [%3]
 | |
|     mova         m4, m3
 | |
|     paddw        m3, m2
 | |
|     psraw        m3, 1
 | |
|     mova   [rsp+ 0], m0
 | |
|     mova   [rsp+16], m3
 | |
|     mova   [rsp+32], m1
 | |
|     psubw        m2, m4
 | |
|     ABS1         m2, m4
 | |
|     LOAD         m3, [prevq+t1]
 | |
|     LOAD         m4, [prevq+t0]
 | |
|     psubw        m3, m0
 | |
|     psubw        m4, m1
 | |
|     ABS2         m3, m4, m5, m6
 | |
|     paddw        m3, m4
 | |
|     psrlw        m2, 1
 | |
|     psrlw        m3, 1
 | |
|     pmaxsw       m2, m3
 | |
|     LOAD         m3, [nextq+t1]
 | |
|     LOAD         m4, [nextq+t0]
 | |
|     psubw        m3, m0
 | |
|     psubw        m4, m1
 | |
|     ABS2         m3, m4, m5, m6
 | |
|     paddw        m3, m4
 | |
|     psrlw        m3, 1
 | |
|     pmaxsw       m2, m3
 | |
|     mova   [rsp+48], m2
 | |
| 
 | |
|     paddw        m1, m0
 | |
|     paddw        m0, m0
 | |
|     psubw        m0, m1
 | |
|     psrlw        m1, 1
 | |
|     ABS1         m0, m2
 | |
| 
 | |
|     movu         m2, [curq+t1-1*2]
 | |
|     movu         m3, [curq+t0-1*2]
 | |
|     mova         m4, m2
 | |
|     psubusw      m2, m3
 | |
|     psubusw      m3, m4
 | |
|     PMAXUW       m2, m3
 | |
|     mova         m3, m2
 | |
|     RSHIFT       m3, 4
 | |
|     paddw        m0, m2
 | |
|     paddw        m0, m3
 | |
|     psubw        m0, [pw_1]
 | |
| 
 | |
|     CHECK -2, 0
 | |
|     CHECK1
 | |
|     CHECK -3, 1
 | |
|     CHECK2
 | |
|     CHECK 0, -2
 | |
|     CHECK1
 | |
|     CHECK 1, -3
 | |
|     CHECK2
 | |
| 
 | |
|     mova         m6, [rsp+48]
 | |
|     cmp   DWORD r8m, 2
 | |
|     jge .end%1
 | |
|     LOAD         m2, [%2+t1*2]
 | |
|     LOAD         m4, [%3+t1*2]
 | |
|     LOAD         m3, [%2+t0*2]
 | |
|     LOAD         m5, [%3+t0*2]
 | |
|     paddw        m2, m4
 | |
|     paddw        m3, m5
 | |
|     psrlw        m2, 1
 | |
|     psrlw        m3, 1
 | |
|     mova         m4, [rsp+ 0]
 | |
|     mova         m5, [rsp+16]
 | |
|     mova         m7, [rsp+32]
 | |
|     psubw        m2, m4
 | |
|     psubw        m3, m7
 | |
|     mova         m0, m5
 | |
|     psubw        m5, m4
 | |
|     psubw        m0, m7
 | |
|     mova         m4, m2
 | |
|     pminsw       m2, m3
 | |
|     pmaxsw       m3, m4
 | |
|     pmaxsw       m2, m5
 | |
|     pminsw       m3, m5
 | |
|     pmaxsw       m2, m0
 | |
|     pminsw       m3, m0
 | |
|     pxor         m4, m4
 | |
|     pmaxsw       m6, m3
 | |
|     psubw        m4, m2
 | |
|     pmaxsw       m6, m4
 | |
| 
 | |
| .end%1:
 | |
|     mova         m2, [rsp+16]
 | |
|     mova         m3, m2
 | |
|     psubw        m2, m6
 | |
|     paddw        m3, m6
 | |
|     pmaxsw       m1, m2
 | |
|     pminsw       m1, m3
 | |
| 
 | |
|     movu     [dstq], m1
 | |
|     add        dstq, mmsize-4
 | |
|     add       prevq, mmsize-4
 | |
|     add        curq, mmsize-4
 | |
|     add       nextq, mmsize-4
 | |
|     sub   DWORD r4m, mmsize/2-2
 | |
|     jg .loop%1
 | |
| %endmacro
 | |
| 
 | |
| %macro YADIF 0
 | |
| %if ARCH_X86_32
 | |
| cglobal yadif_filter_line_10bit, 4, 6, 8, 80, dst, prev, cur, next, w, \
 | |
|                                               prefs, mrefs, parity, mode
 | |
| %else
 | |
| cglobal yadif_filter_line_10bit, 4, 7, 8, 80, dst, prev, cur, next, w, \
 | |
|                                               prefs, mrefs, parity, mode
 | |
| %endif
 | |
| %if ARCH_X86_32
 | |
|     mov            r4, r5mp
 | |
|     mov            r5, r6mp
 | |
|     DECLARE_REG_TMP 4,5
 | |
| %else
 | |
|     movsxd         r5, DWORD r5m
 | |
|     movsxd         r6, DWORD r6m
 | |
|     DECLARE_REG_TMP 5,6
 | |
| %endif
 | |
| 
 | |
|     cmp DWORD paritym, 0
 | |
|     je .parity0
 | |
|     FILTER 1, prevq, curq
 | |
|     jmp .ret
 | |
| 
 | |
| .parity0:
 | |
|     FILTER 0, curq, nextq
 | |
| 
 | |
| .ret:
 | |
|     RET
 | |
| %endmacro
 | |
| 
 | |
| INIT_XMM ssse3
 | |
| YADIF
 | |
| INIT_XMM sse2
 | |
| YADIF
 | |
| %if ARCH_X86_32
 | |
| INIT_MMX mmxext
 | |
| YADIF
 | |
| %endif
 |