[deb_ffmpeg.git] / ffmpeg / libavfilter / x86 / vf_pullup.asm

;*****************************************************************************
;* x86-optimized functions for pullup filter
;*
;* This file is part of FFmpeg.
;*
;* FFmpeg is free software; you can redistribute it and/or modify
;* it under the terms of the GNU General Public License as published by
;* the Free Software Foundation; either version 2 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 General Public License for more details.
;*
;* You should have received a copy of the GNU 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_TEXT

INIT_MMX mmx
cglobal pullup_filter_diff, 3, 5, 8, first, second, size
    mov        r3, 4
    pxor       m4, m4
    pxor       m7, m7

.loop:
    movq       m0, [firstq]
    movq       m2, [firstq]
    add        firstq, sizeq
    movq       m1, [secondq]
    add        secondq, sizeq
    psubusb    m2, m1
    psubusb    m1, m0
    movq       m0, m2
    movq       m3, m1
    punpcklbw  m0, m7
    punpcklbw  m1, m7
    punpckhbw  m2, m7
    punpckhbw  m3, m7
    paddw      m4, m0
    paddw      m4, m1
    paddw      m4, m2
    paddw      m4, m3

    dec        r3
    jnz .loop

    movq       m3, m4
    punpcklwd  m4, m7
    punpckhwd  m3, m7
    paddd      m3, m4
    movd      eax, m3
    psrlq      m3, 32
    movd      r4d, m3
    add       eax, r4d
    RET

INIT_MMX mmx
cglobal pullup_filter_comb, 3, 5, 8, first, second, size
    mov        r3, 4
    pxor       m6, m6
    pxor       m7, m7
    sub        secondq, sizeq

.loop:
    movq       m0, [firstq]
    movq       m1, [secondq]
    punpcklbw  m0, m7
    movq       m2, [secondq+sizeq]
    punpcklbw  m1, m7
    punpcklbw  m2, m7
    paddw      m0, m0
    paddw      m1, m2
    movq       m2, m0
    psubusw    m0, m1
    psubusw    m1, m2
    paddw      m6, m0
    paddw      m6, m1

    movq       m0, [firstq]
    movq       m1, [secondq]
    punpckhbw  m0, m7
    movq       m2, [secondq+sizeq]
    punpckhbw  m1, m7
    punpckhbw  m2, m7
    paddw      m0, m0
    paddw      m1, m2
    movq       m2, m0
    psubusw    m0, m1
    psubusw    m1, m2
    paddw      m6, m0
    paddw      m6, m1

    movq       m0, [secondq+sizeq]
    movq       m1, [firstq]
    punpcklbw  m0, m7
    movq       m2, [firstq+sizeq]
    punpcklbw  m1, m7
    punpcklbw  m2, m7
    paddw      m0, m0
    paddw      m1, m2
    movq       m2, m0
    psubusw    m0, m1
    psubusw    m1, m2
    paddw      m6, m0
    paddw      m6, m1

    movq       m0, [secondq+sizeq]
    movq       m1, [firstq]
    punpckhbw  m0, m7
    movq       m2, [firstq+sizeq]
    punpckhbw  m1, m7
    punpckhbw  m2, m7
    paddw      m0, m0
    paddw      m1, m2
    movq       m2, m0
    psubusw    m0, m1
    psubusw    m1, m2
    paddw      m6, m0
    paddw      m6, m1

    add        firstq, sizeq
    add        secondq, sizeq
    dec        r3
    jnz .loop

    movq       m5, m6
    punpcklwd  m6, m7
    punpckhwd  m5, m7
    paddd      m5, m6
    movd      eax, m5
    psrlq      m5, 32
    movd      r4d, m5
    add       eax, r4d
    RET

INIT_MMX mmx
cglobal pullup_filter_var, 3, 5, 8, first, second, size
    mov        r3, 3
    pxor       m4, m4
    pxor       m7, m7

.loop:
    movq       m0, [firstq]
    movq       m2, [firstq]
    movq       m1, [firstq+sizeq]
    add        firstq, sizeq
    psubusb    m2, m1
    psubusb    m1, m0
    movq       m0, m2
    movq       m3, m1
    punpcklbw  m0, m7
    punpcklbw  m1, m7
    punpckhbw  m2, m7
    punpckhbw  m3, m7
    paddw      m4, m0
    paddw      m4, m1
    paddw      m4, m2
    paddw      m4, m3

    dec        r3
    jnz .loop

    movq       m3, m4
    punpcklwd  m4, m7
    punpckhwd  m3, m7
    paddd      m3, m4
    movd      eax, m3
    psrlq      m3, 32
    movd      r4d, m3
    add       eax, r4d
    shl       eax, 2
    RET
Commit	Line	Data
2ba45a60 DM	1	;*****************************************************************************
	2	;* x86-optimized functions for pullup filter
	3	;*
	4	;* This file is part of FFmpeg.
	5	;*
	6	;* FFmpeg is free software; you can redistribute it and/or modify
	7	;* it under the terms of the GNU General Public License as published by
	8	;* the Free Software Foundation; either version 2 of the License, or
	9	;* (at your option) any later version.
	10	;*
	11	;* FFmpeg is distributed in the hope that it will be useful,
	12	;* but WITHOUT ANY WARRANTY; without even the implied warranty of
	13	;* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	14	;* GNU General Public License for more details.
	15	;*
	16	;* You should have received a copy of the GNU General Public License along
	17	;* with FFmpeg; if not, write to the Free Software Foundation, Inc.,
	18	;* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
	19	;******************************************************************************
	20
	21	%include "libavutil/x86/x86util.asm"
	22
	23	SECTION_TEXT
	24
	25	INIT_MMX mmx
	26	cglobal pullup_filter_diff, 3, 5, 8, first, second, size
	27	mov r3, 4
	28	pxor m4, m4
	29	pxor m7, m7
	30
	31	.loop:
	32	movq m0, [firstq]
	33	movq m2, [firstq]
	34	add firstq, sizeq
	35	movq m1, [secondq]
	36	add secondq, sizeq
	37	psubusb m2, m1
	38	psubusb m1, m0
	39	movq m0, m2
	40	movq m3, m1
	41	punpcklbw m0, m7
	42	punpcklbw m1, m7
	43	punpckhbw m2, m7
	44	punpckhbw m3, m7
	45	paddw m4, m0
	46	paddw m4, m1
	47	paddw m4, m2
	48	paddw m4, m3
	49
	50	dec r3
	51	jnz .loop
	52
	53	movq m3, m4
	54	punpcklwd m4, m7
	55	punpckhwd m3, m7
	56	paddd m3, m4
	57	movd eax, m3
	58	psrlq m3, 32
	59	movd r4d, m3
	60	add eax, r4d
	61	RET
	62
	63	INIT_MMX mmx
	64	cglobal pullup_filter_comb, 3, 5, 8, first, second, size
65	mov r3, 4
66	pxor m6, m6
67	pxor m7, m7
68	sub secondq, sizeq
69
70	.loop:
71	movq m0, [firstq]
72	movq m1, [secondq]
73	punpcklbw m0, m7
74	movq m2, [secondq+sizeq]
75	punpcklbw m1, m7
76	punpcklbw m2, m7
77	paddw m0, m0
78	paddw m1, m2
79	movq m2, m0
80	psubusw m0, m1
81	psubusw m1, m2
82	paddw m6, m0
83	paddw m6, m1
84
85	movq m0, [firstq]
86	movq m1, [secondq]
87	punpckhbw m0, m7
88	movq m2, [secondq+sizeq]
89	punpckhbw m1, m7
90	punpckhbw m2, m7
91	paddw m0, m0
92	paddw m1, m2
93	movq m2, m0
94	psubusw m0, m1
95	psubusw m1, m2
96	paddw m6, m0
97	paddw m6, m1
98
99	movq m0, [secondq+sizeq]
100	movq m1, [firstq]
101	punpcklbw m0, m7
102	movq m2, [firstq+sizeq]
103	punpcklbw m1, m7
104	punpcklbw m2, m7
105	paddw m0, m0
106	paddw m1, m2
107	movq m2, m0
108	psubusw m0, m1
109	psubusw m1, m2
110	paddw m6, m0
111	paddw m6, m1
112
113	movq m0, [secondq+sizeq]
114	movq m1, [firstq]
115	punpckhbw m0, m7
116	movq m2, [firstq+sizeq]
117	punpckhbw m1, m7
118	punpckhbw m2, m7
119	paddw m0, m0
120	paddw m1, m2
121	movq m2, m0
122	psubusw m0, m1
123	psubusw m1, m2
124	paddw m6, m0
125	paddw m6, m1
126
127	add firstq, sizeq
128	add secondq, sizeq
129	dec r3
130	jnz .loop
131
132	movq m5, m6
133	punpcklwd m6, m7
134	punpckhwd m5, m7
135	paddd m5, m6
136	movd eax, m5
137	psrlq m5, 32
138	movd r4d, m5
139	add eax, r4d
140	RET
141
142	INIT_MMX mmx
143	cglobal pullup_filter_var, 3, 5, 8, first, second, size
144	mov r3, 3
145	pxor m4, m4
146	pxor m7, m7
147
148	.loop:
149	movq m0, [firstq]
150	movq m2, [firstq]
151	movq m1, [firstq+sizeq]
152	add firstq, sizeq
153	psubusb m2, m1
154	psubusb m1, m0
155	movq m0, m2
156	movq m3, m1
157	punpcklbw m0, m7
158	punpcklbw m1, m7
159	punpckhbw m2, m7
160	punpckhbw m3, m7
161	paddw m4, m0
162	paddw m4, m1
163	paddw m4, m2
164	paddw m4, m3
165
166	dec r3
167	jnz .loop
168
169	movq m3, m4
170	punpcklwd m4, m7
171	punpckhwd m3, m7
172	paddd m3, m4
173	movd eax, m3
174	psrlq m3, 32
175	movd r4d, m3
176	add eax, r4d
177	shl eax, 2
178	RET