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+;******************************************************************************
+;* VP8 MMXEXT optimizations
+;* Copyright (c) 2010 Ronald S. Bultje <rsbultje@gmail.com>
+;* Copyright (c) 2010 Fiona Glaser <fiona@x264.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
+
+fourtap_filter_hw_m: times 4 dw -6, 123
+ times 4 dw 12, -1
+ times 4 dw -9, 93
+ times 4 dw 50, -6
+ times 4 dw -6, 50
+ times 4 dw 93, -9
+ times 4 dw -1, 12
+ times 4 dw 123, -6
+
+sixtap_filter_hw_m: times 4 dw 2, -11
+ times 4 dw 108, 36
+ times 4 dw -8, 1
+ times 4 dw 3, -16
+ times 4 dw 77, 77
+ times 4 dw -16, 3
+ times 4 dw 1, -8
+ times 4 dw 36, 108
+ times 4 dw -11, 2
+
+fourtap_filter_hb_m: times 8 db -6, 123
+ times 8 db 12, -1
+ times 8 db -9, 93
+ times 8 db 50, -6
+ times 8 db -6, 50
+ times 8 db 93, -9
+ times 8 db -1, 12
+ times 8 db 123, -6
+
+sixtap_filter_hb_m: times 8 db 2, 1
+ times 8 db -11, 108
+ times 8 db 36, -8
+ times 8 db 3, 3
+ times 8 db -16, 77
+ times 8 db 77, -16
+ times 8 db 1, 2
+ times 8 db -8, 36
+ times 8 db 108, -11
+
+fourtap_filter_v_m: times 8 dw -6
+ times 8 dw 123
+ times 8 dw 12
+ times 8 dw -1
+ times 8 dw -9
+ times 8 dw 93
+ times 8 dw 50
+ times 8 dw -6
+ times 8 dw -6
+ times 8 dw 50
+ times 8 dw 93
+ times 8 dw -9
+ times 8 dw -1
+ times 8 dw 12
+ times 8 dw 123
+ times 8 dw -6
+
+sixtap_filter_v_m: times 8 dw 2
+ times 8 dw -11
+ times 8 dw 108
+ times 8 dw 36
+ times 8 dw -8
+ times 8 dw 1
+ times 8 dw 3
+ times 8 dw -16
+ times 8 dw 77
+ times 8 dw 77
+ times 8 dw -16
+ times 8 dw 3
+ times 8 dw 1
+ times 8 dw -8
+ times 8 dw 36
+ times 8 dw 108
+ times 8 dw -11
+ times 8 dw 2
+
+bilinear_filter_vw_m: times 8 dw 1
+ times 8 dw 2
+ times 8 dw 3
+ times 8 dw 4
+ times 8 dw 5
+ times 8 dw 6
+ times 8 dw 7
+
+bilinear_filter_vb_m: times 8 db 7, 1
+ times 8 db 6, 2
+ times 8 db 5, 3
+ times 8 db 4, 4
+ times 8 db 3, 5
+ times 8 db 2, 6
+ times 8 db 1, 7
+
+%ifdef PIC
+%define fourtap_filter_hw picregq
+%define sixtap_filter_hw picregq
+%define fourtap_filter_hb picregq
+%define sixtap_filter_hb picregq
+%define fourtap_filter_v picregq
+%define sixtap_filter_v picregq
+%define bilinear_filter_vw picregq
+%define bilinear_filter_vb picregq
+%define npicregs 1
+%else
+%define fourtap_filter_hw fourtap_filter_hw_m
+%define sixtap_filter_hw sixtap_filter_hw_m
+%define fourtap_filter_hb fourtap_filter_hb_m
+%define sixtap_filter_hb sixtap_filter_hb_m
+%define fourtap_filter_v fourtap_filter_v_m
+%define sixtap_filter_v sixtap_filter_v_m
+%define bilinear_filter_vw bilinear_filter_vw_m
+%define bilinear_filter_vb bilinear_filter_vb_m
+%define npicregs 0
+%endif
+
+filter_h2_shuf: db 0, 1, 1, 2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8
+filter_h4_shuf: db 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8, 8, 9, 9, 10
+
+filter_h6_shuf1: db 0, 5, 1, 6, 2, 7, 3, 8, 4, 9, 5, 10, 6, 11, 7, 12
+filter_h6_shuf2: db 1, 2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8, 8, 9
+filter_h6_shuf3: db 3, 4, 4, 5, 5, 6, 6, 7, 7, 8, 8, 9, 9, 10, 10, 11
+
+pw_20091: times 4 dw 20091
+pw_17734: times 4 dw 17734
+
+cextern pw_3
+cextern pw_4
+cextern pw_64
+cextern pw_256
+
+SECTION .text
+
+;-------------------------------------------------------------------------------
+; subpel MC functions:
+;
+; void ff_put_vp8_epel<size>_h<htap>v<vtap>_<opt>(uint8_t *dst, int deststride,
+; uint8_t *src, int srcstride,
+; int height, int mx, int my);
+;-------------------------------------------------------------------------------
+
+%macro FILTER_SSSE3 1
+cglobal put_vp8_epel%1_h6, 6, 6 + npicregs, 8, dst, dststride, src, srcstride, height, mx, picreg
+ lea mxd, [mxq*3]
+ mova m3, [filter_h6_shuf2]
+ mova m4, [filter_h6_shuf3]
+%ifdef PIC
+ lea picregq, [sixtap_filter_hb_m]
+%endif
+ mova m5, [sixtap_filter_hb+mxq*8-48] ; set up 6tap filter in bytes
+ mova m6, [sixtap_filter_hb+mxq*8-32]
+ mova m7, [sixtap_filter_hb+mxq*8-16]
+
+.nextrow:
+ movu m0, [srcq-2]
+ mova m1, m0
+ mova m2, m0
+%if mmsize == 8
+; For epel4, we need 9 bytes, but only 8 get loaded; to compensate, do the
+; shuffle with a memory operand
+ punpcklbw m0, [srcq+3]
+%else
+ pshufb m0, [filter_h6_shuf1]
+%endif
+ pshufb m1, m3
+ pshufb m2, m4
+ pmaddubsw m0, m5
+ pmaddubsw m1, m6
+ pmaddubsw m2, m7
+ paddsw m0, m1
+ paddsw m0, m2
+ pmulhrsw m0, [pw_256]
+ packuswb m0, m0
+ movh [dstq], m0 ; store
+
+ ; go to next line
+ add dstq, dststrideq
+ add srcq, srcstrideq
+ dec heightd ; next row
+ jg .nextrow
+ REP_RET
+
+cglobal put_vp8_epel%1_h4, 6, 6 + npicregs, 7, dst, dststride, src, srcstride, height, mx, picreg
+ shl mxd, 4
+ mova m2, [pw_256]
+ mova m3, [filter_h2_shuf]
+ mova m4, [filter_h4_shuf]
+%ifdef PIC
+ lea picregq, [fourtap_filter_hb_m]
+%endif
+ mova m5, [fourtap_filter_hb+mxq-16] ; set up 4tap filter in bytes
+ mova m6, [fourtap_filter_hb+mxq]
+
+.nextrow:
+ movu m0, [srcq-1]
+ mova m1, m0
+ pshufb m0, m3
+ pshufb m1, m4
+ pmaddubsw m0, m5
+ pmaddubsw m1, m6
+ paddsw m0, m1
+ pmulhrsw m0, m2
+ packuswb m0, m0
+ movh [dstq], m0 ; store
+
+ ; go to next line
+ add dstq, dststrideq
+ add srcq, srcstrideq
+ dec heightd ; next row
+ jg .nextrow
+ REP_RET
+
+cglobal put_vp8_epel%1_v4, 7, 7, 8, dst, dststride, src, srcstride, height, picreg, my
+ shl myd, 4
+%ifdef PIC
+ lea picregq, [fourtap_filter_hb_m]
+%endif
+ mova m5, [fourtap_filter_hb+myq-16]
+ mova m6, [fourtap_filter_hb+myq]
+ mova m7, [pw_256]
+
+ ; read 3 lines
+ sub srcq, srcstrideq
+ movh m0, [srcq]
+ movh m1, [srcq+ srcstrideq]
+ movh m2, [srcq+2*srcstrideq]
+ add srcq, srcstrideq
+
+.nextrow:
+ movh m3, [srcq+2*srcstrideq] ; read new row
+ mova m4, m0
+ mova m0, m1
+ punpcklbw m4, m1
+ mova m1, m2
+ punpcklbw m2, m3
+ pmaddubsw m4, m5
+ pmaddubsw m2, m6
+ paddsw m4, m2
+ mova m2, m3
+ pmulhrsw m4, m7
+ packuswb m4, m4
+ movh [dstq], m4
+
+ ; go to next line
+ add dstq, dststrideq
+ add srcq, srcstrideq
+ dec heightd ; next row
+ jg .nextrow
+ REP_RET
+
+cglobal put_vp8_epel%1_v6, 7, 7, 8, dst, dststride, src, srcstride, height, picreg, my
+ lea myd, [myq*3]
+%ifdef PIC
+ lea picregq, [sixtap_filter_hb_m]
+%endif
+ lea myq, [sixtap_filter_hb+myq*8]
+
+ ; read 5 lines
+ sub srcq, srcstrideq
+ sub srcq, srcstrideq
+ movh m0, [srcq]
+ movh m1, [srcq+srcstrideq]
+ movh m2, [srcq+srcstrideq*2]
+ lea srcq, [srcq+srcstrideq*2]
+ add srcq, srcstrideq
+ movh m3, [srcq]
+ movh m4, [srcq+srcstrideq]
+
+.nextrow:
+ movh m5, [srcq+2*srcstrideq] ; read new row
+ mova m6, m0
+ punpcklbw m6, m5
+ mova m0, m1
+ punpcklbw m1, m2
+ mova m7, m3
+ punpcklbw m7, m4
+ pmaddubsw m6, [myq-48]
+ pmaddubsw m1, [myq-32]
+ pmaddubsw m7, [myq-16]
+ paddsw m6, m1
+ paddsw m6, m7
+ mova m1, m2
+ mova m2, m3
+ pmulhrsw m6, [pw_256]
+ mova m3, m4
+ packuswb m6, m6
+ mova m4, m5
+ movh [dstq], m6
+
+ ; go to next line
+ add dstq, dststrideq
+ add srcq, srcstrideq
+ dec heightd ; next row
+ jg .nextrow
+ REP_RET
+%endmacro
+
+INIT_MMX ssse3
+FILTER_SSSE3 4
+INIT_XMM ssse3
+FILTER_SSSE3 8
+
+; 4x4 block, H-only 4-tap filter
+INIT_MMX mmxext
+cglobal put_vp8_epel4_h4, 6, 6 + npicregs, 0, dst, dststride, src, srcstride, height, mx, picreg
+ shl mxd, 4
+%ifdef PIC
+ lea picregq, [fourtap_filter_hw_m]
+%endif
+ movq mm4, [fourtap_filter_hw+mxq-16] ; set up 4tap filter in words
+ movq mm5, [fourtap_filter_hw+mxq]
+ movq mm7, [pw_64]
+ pxor mm6, mm6
+
+.nextrow:
+ movq mm1, [srcq-1] ; (ABCDEFGH) load 8 horizontal pixels
+
+ ; first set of 2 pixels
+ movq mm2, mm1 ; byte ABCD..
+ punpcklbw mm1, mm6 ; byte->word ABCD
+ pshufw mm0, mm2, 9 ; byte CDEF..
+ punpcklbw mm0, mm6 ; byte->word CDEF
+ pshufw mm3, mm1, 0x94 ; word ABBC
+ pshufw mm1, mm0, 0x94 ; word CDDE
+ pmaddwd mm3, mm4 ; multiply 2px with F0/F1
+ movq mm0, mm1 ; backup for second set of pixels
+ pmaddwd mm1, mm5 ; multiply 2px with F2/F3
+ paddd mm3, mm1 ; finish 1st 2px
+
+ ; second set of 2 pixels, use backup of above
+ punpckhbw mm2, mm6 ; byte->word EFGH
+ pmaddwd mm0, mm4 ; multiply backed up 2px with F0/F1
+ pshufw mm1, mm2, 0x94 ; word EFFG
+ pmaddwd mm1, mm5 ; multiply 2px with F2/F3
+ paddd mm0, mm1 ; finish 2nd 2px
+
+ ; merge two sets of 2 pixels into one set of 4, round/clip/store
+ packssdw mm3, mm0 ; merge dword->word (4px)
+ paddsw mm3, mm7 ; rounding
+ psraw mm3, 7
+ packuswb mm3, mm6 ; clip and word->bytes
+ movd [dstq], mm3 ; store
+
+ ; go to next line
+ add dstq, dststrideq
+ add srcq, srcstrideq
+ dec heightd ; next row
+ jg .nextrow
+ REP_RET
+
+; 4x4 block, H-only 6-tap filter
+INIT_MMX mmxext
+cglobal put_vp8_epel4_h6, 6, 6 + npicregs, 0, dst, dststride, src, srcstride, height, mx, picreg
+ lea mxd, [mxq*3]
+%ifdef PIC
+ lea picregq, [sixtap_filter_hw_m]
+%endif
+ movq mm4, [sixtap_filter_hw+mxq*8-48] ; set up 4tap filter in words
+ movq mm5, [sixtap_filter_hw+mxq*8-32]
+ movq mm6, [sixtap_filter_hw+mxq*8-16]
+ movq mm7, [pw_64]
+ pxor mm3, mm3
+
+.nextrow:
+ movq mm1, [srcq-2] ; (ABCDEFGH) load 8 horizontal pixels
+
+ ; first set of 2 pixels
+ movq mm2, mm1 ; byte ABCD..
+ punpcklbw mm1, mm3 ; byte->word ABCD
+ pshufw mm0, mm2, 0x9 ; byte CDEF..
+ punpckhbw mm2, mm3 ; byte->word EFGH
+ punpcklbw mm0, mm3 ; byte->word CDEF
+ pshufw mm1, mm1, 0x94 ; word ABBC
+ pshufw mm2, mm2, 0x94 ; word EFFG
+ pmaddwd mm1, mm4 ; multiply 2px with F0/F1
+ pshufw mm3, mm0, 0x94 ; word CDDE
+ movq mm0, mm3 ; backup for second set of pixels
+ pmaddwd mm3, mm5 ; multiply 2px with F2/F3
+ paddd mm1, mm3 ; add to 1st 2px cache
+ movq mm3, mm2 ; backup for second set of pixels
+ pmaddwd mm2, mm6 ; multiply 2px with F4/F5
+ paddd mm1, mm2 ; finish 1st 2px
+
+ ; second set of 2 pixels, use backup of above
+ movd mm2, [srcq+3] ; byte FGHI (prevent overreads)
+ pmaddwd mm0, mm4 ; multiply 1st backed up 2px with F0/F1
+ pmaddwd mm3, mm5 ; multiply 2nd backed up 2px with F2/F3
+ paddd mm0, mm3 ; add to 2nd 2px cache
+ pxor mm3, mm3
+ punpcklbw mm2, mm3 ; byte->word FGHI
+ pshufw mm2, mm2, 0xE9 ; word GHHI
+ pmaddwd mm2, mm6 ; multiply 2px with F4/F5
+ paddd mm0, mm2 ; finish 2nd 2px
+
+ ; merge two sets of 2 pixels into one set of 4, round/clip/store
+ packssdw mm1, mm0 ; merge dword->word (4px)
+ paddsw mm1, mm7 ; rounding
+ psraw mm1, 7
+ packuswb mm1, mm3 ; clip and word->bytes
+ movd [dstq], mm1 ; store
+
+ ; go to next line
+ add dstq, dststrideq
+ add srcq, srcstrideq
+ dec heightd ; next row
+ jg .nextrow
+ REP_RET
+
+INIT_XMM sse2
+cglobal put_vp8_epel8_h4, 6, 6 + npicregs, 10, dst, dststride, src, srcstride, height, mx, picreg
+ shl mxd, 5
+%ifdef PIC
+ lea picregq, [fourtap_filter_v_m]
+%endif
+ lea mxq, [fourtap_filter_v+mxq-32]
+ pxor m7, m7
+ mova m4, [pw_64]
+ mova m5, [mxq+ 0]
+ mova m6, [mxq+16]
+%ifdef m8
+ mova m8, [mxq+32]
+ mova m9, [mxq+48]
+%endif
+.nextrow:
+ movq m0, [srcq-1]
+ movq m1, [srcq-0]
+ movq m2, [srcq+1]
+ movq m3, [srcq+2]
+ punpcklbw m0, m7
+ punpcklbw m1, m7
+ punpcklbw m2, m7
+ punpcklbw m3, m7
+ pmullw m0, m5
+ pmullw m1, m6
+%ifdef m8
+ pmullw m2, m8
+ pmullw m3, m9
+%else
+ pmullw m2, [mxq+32]
+ pmullw m3, [mxq+48]
+%endif
+ paddsw m0, m1
+ paddsw m2, m3
+ paddsw m0, m2
+ paddsw m0, m4
+ psraw m0, 7
+ packuswb m0, m7
+ movh [dstq], m0 ; store
+
+ ; go to next line
+ add dstq, dststrideq
+ add srcq, srcstrideq
+ dec heightd ; next row
+ jg .nextrow
+ REP_RET
+
+INIT_XMM sse2
+cglobal put_vp8_epel8_h6, 6, 6 + npicregs, 14, dst, dststride, src, srcstride, height, mx, picreg
+ lea mxd, [mxq*3]
+ shl mxd, 4
+%ifdef PIC
+ lea picregq, [sixtap_filter_v_m]
+%endif
+ lea mxq, [sixtap_filter_v+mxq-96]
+ pxor m7, m7
+ mova m6, [pw_64]
+%ifdef m8
+ mova m8, [mxq+ 0]
+ mova m9, [mxq+16]
+ mova m10, [mxq+32]
+ mova m11, [mxq+48]
+ mova m12, [mxq+64]
+ mova m13, [mxq+80]
+%endif
+.nextrow:
+ movq m0, [srcq-2]
+ movq m1, [srcq-1]
+ movq m2, [srcq-0]
+ movq m3, [srcq+1]
+ movq m4, [srcq+2]
+ movq m5, [srcq+3]
+ punpcklbw m0, m7
+ punpcklbw m1, m7
+ punpcklbw m2, m7
+ punpcklbw m3, m7
+ punpcklbw m4, m7
+ punpcklbw m5, m7
+%ifdef m8
+ pmullw m0, m8
+ pmullw m1, m9
+ pmullw m2, m10
+ pmullw m3, m11
+ pmullw m4, m12
+ pmullw m5, m13
+%else
+ pmullw m0, [mxq+ 0]
+ pmullw m1, [mxq+16]
+ pmullw m2, [mxq+32]
+ pmullw m3, [mxq+48]
+ pmullw m4, [mxq+64]
+ pmullw m5, [mxq+80]
+%endif
+ paddsw m1, m4
+ paddsw m0, m5
+ paddsw m1, m2
+ paddsw m0, m3
+ paddsw m0, m1
+ paddsw m0, m6
+ psraw m0, 7
+ packuswb m0, m7
+ movh [dstq], m0 ; store
+
+ ; go to next line
+ add dstq, dststrideq
+ add srcq, srcstrideq
+ dec heightd ; next row
+ jg .nextrow
+ REP_RET
+
+%macro FILTER_V 1
+; 4x4 block, V-only 4-tap filter
+cglobal put_vp8_epel%1_v4, 7, 7, 8, dst, dststride, src, srcstride, height, picreg, my
+ shl myd, 5
+%ifdef PIC
+ lea picregq, [fourtap_filter_v_m]
+%endif
+ lea myq, [fourtap_filter_v+myq-32]
+ mova m6, [pw_64]
+ pxor m7, m7
+ mova m5, [myq+48]
+
+ ; read 3 lines
+ sub srcq, srcstrideq
+ movh m0, [srcq]
+ movh m1, [srcq+ srcstrideq]
+ movh m2, [srcq+2*srcstrideq]
+ add srcq, srcstrideq
+ punpcklbw m0, m7
+ punpcklbw m1, m7
+ punpcklbw m2, m7
+
+.nextrow:
+ ; first calculate negative taps (to prevent losing positive overflows)
+ movh m4, [srcq+2*srcstrideq] ; read new row
+ punpcklbw m4, m7
+ mova m3, m4
+ pmullw m0, [myq+0]
+ pmullw m4, m5
+ paddsw m4, m0
+
+ ; then calculate positive taps
+ mova m0, m1
+ pmullw m1, [myq+16]
+ paddsw m4, m1
+ mova m1, m2
+ pmullw m2, [myq+32]
+ paddsw m4, m2
+ mova m2, m3
+
+ ; round/clip/store
+ paddsw m4, m6
+ psraw m4, 7
+ packuswb m4, m7
+ movh [dstq], m4
+
+ ; go to next line
+ add dstq, dststrideq
+ add srcq, srcstrideq
+ dec heightd ; next row
+ jg .nextrow
+ REP_RET
+
+
+; 4x4 block, V-only 6-tap filter
+cglobal put_vp8_epel%1_v6, 7, 7, 8, dst, dststride, src, srcstride, height, picreg, my
+ shl myd, 4
+ lea myq, [myq*3]
+%ifdef PIC
+ lea picregq, [sixtap_filter_v_m]
+%endif
+ lea myq, [sixtap_filter_v+myq-96]
+ pxor m7, m7
+
+ ; read 5 lines
+ sub srcq, srcstrideq
+ sub srcq, srcstrideq
+ movh m0, [srcq]
+ movh m1, [srcq+srcstrideq]
+ movh m2, [srcq+srcstrideq*2]
+ lea srcq, [srcq+srcstrideq*2]
+ add srcq, srcstrideq
+ movh m3, [srcq]
+ movh m4, [srcq+srcstrideq]
+ punpcklbw m0, m7
+ punpcklbw m1, m7
+ punpcklbw m2, m7
+ punpcklbw m3, m7
+ punpcklbw m4, m7
+
+.nextrow:
+ ; first calculate negative taps (to prevent losing positive overflows)
+ mova m5, m1
+ pmullw m5, [myq+16]
+ mova m6, m4
+ pmullw m6, [myq+64]
+ paddsw m6, m5
+
+ ; then calculate positive taps
+ movh m5, [srcq+2*srcstrideq] ; read new row
+ punpcklbw m5, m7
+ pmullw m0, [myq+0]
+ paddsw m6, m0
+ mova m0, m1
+ mova m1, m2
+ pmullw m2, [myq+32]
+ paddsw m6, m2
+ mova m2, m3
+ pmullw m3, [myq+48]
+ paddsw m6, m3
+ mova m3, m4
+ mova m4, m5
+ pmullw m5, [myq+80]
+ paddsw m6, m5
+
+ ; round/clip/store
+ paddsw m6, [pw_64]
+ psraw m6, 7
+ packuswb m6, m7
+ movh [dstq], m6
+
+ ; go to next line
+ add dstq, dststrideq
+ add srcq, srcstrideq
+ dec heightd ; next row
+ jg .nextrow
+ REP_RET
+%endmacro
+
+INIT_MMX mmxext
+FILTER_V 4
+INIT_XMM sse2
+FILTER_V 8
+
+%macro FILTER_BILINEAR 1
+cglobal put_vp8_bilinear%1_v, 7, 7, 7, dst, dststride, src, srcstride, height, picreg, my
+ shl myd, 4
+%ifdef PIC
+ lea picregq, [bilinear_filter_vw_m]
+%endif
+ pxor m6, m6
+ mova m5, [bilinear_filter_vw+myq-1*16]
+ neg myq
+ mova m4, [bilinear_filter_vw+myq+7*16]
+.nextrow:
+ movh m0, [srcq+srcstrideq*0]
+ movh m1, [srcq+srcstrideq*1]
+ movh m3, [srcq+srcstrideq*2]
+ punpcklbw m0, m6
+ punpcklbw m1, m6
+ punpcklbw m3, m6
+ mova m2, m1
+ pmullw m0, m4
+ pmullw m1, m5
+ pmullw m2, m4
+ pmullw m3, m5
+ paddsw m0, m1
+ paddsw m2, m3
+ psraw m0, 2
+ psraw m2, 2
+ pavgw m0, m6
+ pavgw m2, m6
+%if mmsize == 8
+ packuswb m0, m0
+ packuswb m2, m2
+ movh [dstq+dststrideq*0], m0
+ movh [dstq+dststrideq*1], m2
+%else
+ packuswb m0, m2
+ movh [dstq+dststrideq*0], m0
+ movhps [dstq+dststrideq*1], m0
+%endif
+
+ lea dstq, [dstq+dststrideq*2]
+ lea srcq, [srcq+srcstrideq*2]
+ sub heightd, 2
+ jg .nextrow
+ REP_RET
+
+cglobal put_vp8_bilinear%1_h, 6, 6 + npicregs, 7, dst, dststride, src, srcstride, height, mx, picreg
+ shl mxd, 4
+%ifdef PIC
+ lea picregq, [bilinear_filter_vw_m]
+%endif
+ pxor m6, m6
+ mova m5, [bilinear_filter_vw+mxq-1*16]
+ neg mxq
+ mova m4, [bilinear_filter_vw+mxq+7*16]
+.nextrow:
+ movh m0, [srcq+srcstrideq*0+0]
+ movh m1, [srcq+srcstrideq*0+1]
+ movh m2, [srcq+srcstrideq*1+0]
+ movh m3, [srcq+srcstrideq*1+1]
+ punpcklbw m0, m6
+ punpcklbw m1, m6
+ punpcklbw m2, m6
+ punpcklbw m3, m6
+ pmullw m0, m4
+ pmullw m1, m5
+ pmullw m2, m4
+ pmullw m3, m5
+ paddsw m0, m1
+ paddsw m2, m3
+ psraw m0, 2
+ psraw m2, 2
+ pavgw m0, m6
+ pavgw m2, m6
+%if mmsize == 8
+ packuswb m0, m0
+ packuswb m2, m2
+ movh [dstq+dststrideq*0], m0
+ movh [dstq+dststrideq*1], m2
+%else
+ packuswb m0, m2
+ movh [dstq+dststrideq*0], m0
+ movhps [dstq+dststrideq*1], m0
+%endif
+
+ lea dstq, [dstq+dststrideq*2]
+ lea srcq, [srcq+srcstrideq*2]
+ sub heightd, 2
+ jg .nextrow
+ REP_RET
+%endmacro
+
+INIT_MMX mmxext
+FILTER_BILINEAR 4
+INIT_XMM sse2
+FILTER_BILINEAR 8
+
+%macro FILTER_BILINEAR_SSSE3 1
+cglobal put_vp8_bilinear%1_v, 7, 7, 5, dst, dststride, src, srcstride, height, picreg, my
+ shl myd, 4
+%ifdef PIC
+ lea picregq, [bilinear_filter_vb_m]
+%endif
+ pxor m4, m4
+ mova m3, [bilinear_filter_vb+myq-16]
+.nextrow:
+ movh m0, [srcq+srcstrideq*0]
+ movh m1, [srcq+srcstrideq*1]
+ movh m2, [srcq+srcstrideq*2]
+ punpcklbw m0, m1
+ punpcklbw m1, m2
+ pmaddubsw m0, m3
+ pmaddubsw m1, m3
+ psraw m0, 2
+ psraw m1, 2
+ pavgw m0, m4
+ pavgw m1, m4
+%if mmsize==8
+ packuswb m0, m0
+ packuswb m1, m1
+ movh [dstq+dststrideq*0], m0
+ movh [dstq+dststrideq*1], m1
+%else
+ packuswb m0, m1
+ movh [dstq+dststrideq*0], m0
+ movhps [dstq+dststrideq*1], m0
+%endif
+
+ lea dstq, [dstq+dststrideq*2]
+ lea srcq, [srcq+srcstrideq*2]
+ sub heightd, 2
+ jg .nextrow
+ REP_RET
+
+cglobal put_vp8_bilinear%1_h, 6, 6 + npicregs, 5, dst, dststride, src, srcstride, height, mx, picreg
+ shl mxd, 4
+%ifdef PIC
+ lea picregq, [bilinear_filter_vb_m]
+%endif
+ pxor m4, m4
+ mova m2, [filter_h2_shuf]
+ mova m3, [bilinear_filter_vb+mxq-16]
+.nextrow:
+ movu m0, [srcq+srcstrideq*0]
+ movu m1, [srcq+srcstrideq*1]
+ pshufb m0, m2
+ pshufb m1, m2
+ pmaddubsw m0, m3
+ pmaddubsw m1, m3
+ psraw m0, 2
+ psraw m1, 2
+ pavgw m0, m4
+ pavgw m1, m4
+%if mmsize==8
+ packuswb m0, m0
+ packuswb m1, m1
+ movh [dstq+dststrideq*0], m0
+ movh [dstq+dststrideq*1], m1
+%else
+ packuswb m0, m1
+ movh [dstq+dststrideq*0], m0
+ movhps [dstq+dststrideq*1], m0
+%endif
+
+ lea dstq, [dstq+dststrideq*2]
+ lea srcq, [srcq+srcstrideq*2]
+ sub heightd, 2
+ jg .nextrow
+ REP_RET
+%endmacro
+
+INIT_MMX ssse3
+FILTER_BILINEAR_SSSE3 4
+INIT_XMM ssse3
+FILTER_BILINEAR_SSSE3 8
+
+INIT_MMX mmx
+cglobal put_vp8_pixels8, 5, 5, 0, dst, dststride, src, srcstride, height
+.nextrow:
+ movq mm0, [srcq+srcstrideq*0]
+ movq mm1, [srcq+srcstrideq*1]
+ lea srcq, [srcq+srcstrideq*2]
+ movq [dstq+dststrideq*0], mm0
+ movq [dstq+dststrideq*1], mm1
+ lea dstq, [dstq+dststrideq*2]
+ sub heightd, 2
+ jg .nextrow
+ REP_RET
+
+%if ARCH_X86_32
+INIT_MMX mmx
+cglobal put_vp8_pixels16, 5, 5, 0, dst, dststride, src, srcstride, height
+.nextrow:
+ movq mm0, [srcq+srcstrideq*0+0]
+ movq mm1, [srcq+srcstrideq*0+8]
+ movq mm2, [srcq+srcstrideq*1+0]
+ movq mm3, [srcq+srcstrideq*1+8]
+ lea srcq, [srcq+srcstrideq*2]
+ movq [dstq+dststrideq*0+0], mm0
+ movq [dstq+dststrideq*0+8], mm1
+ movq [dstq+dststrideq*1+0], mm2
+ movq [dstq+dststrideq*1+8], mm3
+ lea dstq, [dstq+dststrideq*2]
+ sub heightd, 2
+ jg .nextrow
+ REP_RET
+%endif
+
+INIT_XMM sse
+cglobal put_vp8_pixels16, 5, 5, 2, dst, dststride, src, srcstride, height
+.nextrow:
+ movups xmm0, [srcq+srcstrideq*0]
+ movups xmm1, [srcq+srcstrideq*1]
+ lea srcq, [srcq+srcstrideq*2]
+ movaps [dstq+dststrideq*0], xmm0
+ movaps [dstq+dststrideq*1], xmm1
+ lea dstq, [dstq+dststrideq*2]
+ sub heightd, 2
+ jg .nextrow
+ REP_RET
+
+;-----------------------------------------------------------------------------
+; void ff_vp8_idct_dc_add_<opt>(uint8_t *dst, int16_t block[16], int stride);
+;-----------------------------------------------------------------------------
+
+%macro ADD_DC 4
+ %4 m2, [dst1q+%3]
+ %4 m3, [dst1q+strideq+%3]
+ %4 m4, [dst2q+%3]
+ %4 m5, [dst2q+strideq+%3]
+ paddusb m2, %1
+ paddusb m3, %1
+ paddusb m4, %1
+ paddusb m5, %1
+ psubusb m2, %2
+ psubusb m3, %2
+ psubusb m4, %2
+ psubusb m5, %2
+ %4 [dst1q+%3], m2
+ %4 [dst1q+strideq+%3], m3
+ %4 [dst2q+%3], m4
+ %4 [dst2q+strideq+%3], m5
+%endmacro
+
+INIT_MMX mmx
+cglobal vp8_idct_dc_add, 3, 3, 0, dst, block, stride
+ ; load data
+ movd m0, [blockq]
+
+ ; calculate DC
+ paddw m0, [pw_4]
+ pxor m1, m1
+ psraw m0, 3
+ movd [blockq], m1
+ psubw m1, m0
+ packuswb m0, m0
+ packuswb m1, m1
+ punpcklbw m0, m0
+ punpcklbw m1, m1
+ punpcklwd m0, m0
+ punpcklwd m1, m1
+
+ ; add DC
+ DEFINE_ARGS dst1, dst2, stride
+ lea dst2q, [dst1q+strideq*2]
+ ADD_DC m0, m1, 0, movh
+ RET
+
+INIT_XMM sse4
+cglobal vp8_idct_dc_add, 3, 3, 6, dst, block, stride
+ ; load data
+ movd m0, [blockq]
+ pxor m1, m1
+
+ ; calculate DC
+ paddw m0, [pw_4]
+ movd [blockq], m1
+ DEFINE_ARGS dst1, dst2, stride
+ lea dst2q, [dst1q+strideq*2]
+ movd m2, [dst1q]
+ movd m3, [dst1q+strideq]
+ movd m4, [dst2q]
+ movd m5, [dst2q+strideq]
+ psraw m0, 3
+ pshuflw m0, m0, 0
+ punpcklqdq m0, m0
+ punpckldq m2, m3
+ punpckldq m4, m5
+ punpcklbw m2, m1
+ punpcklbw m4, m1
+ paddw m2, m0
+ paddw m4, m0
+ packuswb m2, m4
+ movd [dst1q], m2
+ pextrd [dst1q+strideq], m2, 1
+ pextrd [dst2q], m2, 2
+ pextrd [dst2q+strideq], m2, 3
+ RET
+
+;-----------------------------------------------------------------------------
+; void ff_vp8_idct_dc_add4y_<opt>(uint8_t *dst, int16_t block[4][16], int stride);
+;-----------------------------------------------------------------------------
+
+%if ARCH_X86_32
+INIT_MMX mmx
+cglobal vp8_idct_dc_add4y, 3, 3, 0, dst, block, stride
+ ; load data
+ movd m0, [blockq+32*0] ; A
+ movd m1, [blockq+32*2] ; C
+ punpcklwd m0, [blockq+32*1] ; A B
+ punpcklwd m1, [blockq+32*3] ; C D
+ punpckldq m0, m1 ; A B C D
+ pxor m6, m6
+
+ ; calculate DC
+ paddw m0, [pw_4]
+ movd [blockq+32*0], m6
+ movd [blockq+32*1], m6
+ movd [blockq+32*2], m6
+ movd [blockq+32*3], m6
+ psraw m0, 3
+ psubw m6, m0
+ packuswb m0, m0
+ packuswb m6, m6
+ punpcklbw m0, m0 ; AABBCCDD
+ punpcklbw m6, m6 ; AABBCCDD
+ movq m1, m0
+ movq m7, m6
+ punpcklbw m0, m0 ; AAAABBBB
+ punpckhbw m1, m1 ; CCCCDDDD
+ punpcklbw m6, m6 ; AAAABBBB
+ punpckhbw m7, m7 ; CCCCDDDD
+
+ ; add DC
+ DEFINE_ARGS dst1, dst2, stride
+ lea dst2q, [dst1q+strideq*2]
+ ADD_DC m0, m6, 0, mova
+ ADD_DC m1, m7, 8, mova
+ RET
+%endif
+
+INIT_XMM sse2
+cglobal vp8_idct_dc_add4y, 3, 3, 6, dst, block, stride
+ ; load data
+ movd m0, [blockq+32*0] ; A
+ movd m1, [blockq+32*2] ; C
+ punpcklwd m0, [blockq+32*1] ; A B
+ punpcklwd m1, [blockq+32*3] ; C D
+ punpckldq m0, m1 ; A B C D
+ pxor m1, m1
+
+ ; calculate DC
+ paddw m0, [pw_4]
+ movd [blockq+32*0], m1
+ movd [blockq+32*1], m1
+ movd [blockq+32*2], m1
+ movd [blockq+32*3], m1
+ psraw m0, 3
+ psubw m1, m0
+ packuswb m0, m0
+ packuswb m1, m1
+ punpcklbw m0, m0
+ punpcklbw m1, m1
+ punpcklbw m0, m0
+ punpcklbw m1, m1
+
+ ; add DC
+ DEFINE_ARGS dst1, dst2, stride
+ lea dst2q, [dst1q+strideq*2]
+ ADD_DC m0, m1, 0, mova
+ RET
+
+;-----------------------------------------------------------------------------
+; void ff_vp8_idct_dc_add4uv_<opt>(uint8_t *dst, int16_t block[4][16], int stride);
+;-----------------------------------------------------------------------------
+
+INIT_MMX mmx
+cglobal vp8_idct_dc_add4uv, 3, 3, 0, dst, block, stride
+ ; load data
+ movd m0, [blockq+32*0] ; A
+ movd m1, [blockq+32*2] ; C
+ punpcklwd m0, [blockq+32*1] ; A B
+ punpcklwd m1, [blockq+32*3] ; C D
+ punpckldq m0, m1 ; A B C D
+ pxor m6, m6
+
+ ; calculate DC
+ paddw m0, [pw_4]
+ movd [blockq+32*0], m6
+ movd [blockq+32*1], m6
+ movd [blockq+32*2], m6
+ movd [blockq+32*3], m6
+ psraw m0, 3
+ psubw m6, m0
+ packuswb m0, m0
+ packuswb m6, m6
+ punpcklbw m0, m0 ; AABBCCDD
+ punpcklbw m6, m6 ; AABBCCDD
+ movq m1, m0
+ movq m7, m6
+ punpcklbw m0, m0 ; AAAABBBB
+ punpckhbw m1, m1 ; CCCCDDDD
+ punpcklbw m6, m6 ; AAAABBBB
+ punpckhbw m7, m7 ; CCCCDDDD
+
+ ; add DC
+ DEFINE_ARGS dst1, dst2, stride
+ lea dst2q, [dst1q+strideq*2]
+ ADD_DC m0, m6, 0, mova
+ lea dst1q, [dst1q+strideq*4]
+ lea dst2q, [dst2q+strideq*4]
+ ADD_DC m1, m7, 0, mova
+ RET
+
+;-----------------------------------------------------------------------------
+; void ff_vp8_idct_add_<opt>(uint8_t *dst, int16_t block[16], int stride);
+;-----------------------------------------------------------------------------
+
+; calculate %1=mul_35468(%1)-mul_20091(%2); %2=mul_20091(%1)+mul_35468(%2)
+; this macro assumes that m6/m7 have words for 20091/17734 loaded
+%macro VP8_MULTIPLY_SUMSUB 4
+ mova %3, %1
+ mova %4, %2
+ pmulhw %3, m6 ;20091(1)
+ pmulhw %4, m6 ;20091(2)
+ paddw %3, %1
+ paddw %4, %2
+ paddw %1, %1
+ paddw %2, %2
+ pmulhw %1, m7 ;35468(1)
+ pmulhw %2, m7 ;35468(2)
+ psubw %1, %4
+ paddw %2, %3
+%endmacro
+
+; calculate x0=%1+%3; x1=%1-%3
+; x2=mul_35468(%2)-mul_20091(%4); x3=mul_20091(%2)+mul_35468(%4)
+; %1=x0+x3 (tmp0); %2=x1+x2 (tmp1); %3=x1-x2 (tmp2); %4=x0-x3 (tmp3)
+; %5/%6 are temporary registers
+; we assume m6/m7 have constant words 20091/17734 loaded in them
+%macro VP8_IDCT_TRANSFORM4x4_1D 6
+ SUMSUB_BA w, %3, %1, %5 ;t0, t1
+ VP8_MULTIPLY_SUMSUB m%2, m%4, m%5,m%6 ;t2, t3
+ SUMSUB_BA w, %4, %3, %5 ;tmp0, tmp3
+ SUMSUB_BA w, %2, %1, %5 ;tmp1, tmp2
+ SWAP %4, %1
+ SWAP %4, %3
+%endmacro
+
+%macro VP8_IDCT_ADD 0
+cglobal vp8_idct_add, 3, 3, 0, dst, block, stride
+ ; load block data
+ movq m0, [blockq+ 0]
+ movq m1, [blockq+ 8]
+ movq m2, [blockq+16]
+ movq m3, [blockq+24]
+ movq m6, [pw_20091]
+ movq m7, [pw_17734]
+%if cpuflag(sse)
+ xorps xmm0, xmm0
+ movaps [blockq+ 0], xmm0
+ movaps [blockq+16], xmm0
+%else
+ pxor m4, m4
+ movq [blockq+ 0], m4
+ movq [blockq+ 8], m4
+ movq [blockq+16], m4
+ movq [blockq+24], m4
+%endif
+
+ ; actual IDCT
+ VP8_IDCT_TRANSFORM4x4_1D 0, 1, 2, 3, 4, 5
+ TRANSPOSE4x4W 0, 1, 2, 3, 4
+ paddw m0, [pw_4]
+ VP8_IDCT_TRANSFORM4x4_1D 0, 1, 2, 3, 4, 5
+ TRANSPOSE4x4W 0, 1, 2, 3, 4
+
+ ; store
+ pxor m4, m4
+ DEFINE_ARGS dst1, dst2, stride
+ lea dst2q, [dst1q+2*strideq]
+ STORE_DIFFx2 m0, m1, m6, m7, m4, 3, dst1q, strideq
+ STORE_DIFFx2 m2, m3, m6, m7, m4, 3, dst2q, strideq
+
+ RET
+%endmacro
+
+%if ARCH_X86_32
+INIT_MMX mmx
+VP8_IDCT_ADD
+%endif
+INIT_MMX sse
+VP8_IDCT_ADD
+
+;-----------------------------------------------------------------------------
+; void ff_vp8_luma_dc_wht(int16_t block[4][4][16], int16_t dc[16])
+;-----------------------------------------------------------------------------
+
+%macro SCATTER_WHT 3
+ movd dc1d, m%1
+ movd dc2d, m%2
+ mov [blockq+2*16*(0+%3)], dc1w
+ mov [blockq+2*16*(1+%3)], dc2w
+ shr dc1d, 16
+ shr dc2d, 16
+ psrlq m%1, 32
+ psrlq m%2, 32
+ mov [blockq+2*16*(4+%3)], dc1w
+ mov [blockq+2*16*(5+%3)], dc2w
+ movd dc1d, m%1
+ movd dc2d, m%2
+ mov [blockq+2*16*(8+%3)], dc1w
+ mov [blockq+2*16*(9+%3)], dc2w
+ shr dc1d, 16
+ shr dc2d, 16
+ mov [blockq+2*16*(12+%3)], dc1w
+ mov [blockq+2*16*(13+%3)], dc2w
+%endmacro
+
+%macro HADAMARD4_1D 4
+ SUMSUB_BADC w, %2, %1, %4, %3
+ SUMSUB_BADC w, %4, %2, %3, %1
+ SWAP %1, %4, %3
+%endmacro
+
+%macro VP8_DC_WHT 0
+cglobal vp8_luma_dc_wht, 2, 3, 0, block, dc1, dc2
+ movq m0, [dc1q]
+ movq m1, [dc1q+8]
+ movq m2, [dc1q+16]
+ movq m3, [dc1q+24]
+%if cpuflag(sse)
+ xorps xmm0, xmm0
+ movaps [dc1q+ 0], xmm0
+ movaps [dc1q+16], xmm0
+%else
+ pxor m4, m4
+ movq [dc1q+ 0], m4
+ movq [dc1q+ 8], m4
+ movq [dc1q+16], m4
+ movq [dc1q+24], m4
+%endif
+ HADAMARD4_1D 0, 1, 2, 3
+ TRANSPOSE4x4W 0, 1, 2, 3, 4
+ paddw m0, [pw_3]
+ HADAMARD4_1D 0, 1, 2, 3
+ psraw m0, 3
+ psraw m1, 3
+ psraw m2, 3
+ psraw m3, 3
+ SCATTER_WHT 0, 1, 0
+ SCATTER_WHT 2, 3, 2
+ RET
+%endmacro
+
+%if ARCH_X86_32
+INIT_MMX mmx
+VP8_DC_WHT
+%endif
+INIT_MMX sse
+VP8_DC_WHT