Parent Directory | Revision Log
Revision 1.15 - (view) (download)
1 : | edgomez | 1.9 | ;/**************************************************************************** |
2 : | Isibaar | 1.1 | ; * |
3 : | edgomez | 1.9 | ; * XVID MPEG-4 VIDEO CODEC |
4 : | ; * - MMX CBP computation - | ||
5 : | Isibaar | 1.1 | ; * |
6 : | Skal | 1.13 | ; * Copyright (C) 2005 Carlo Bramini <carlo.bramix@libero.it> |
7 : | ; * 2001-2003 Peter Ross <pross@xvid.org> | ||
8 : | edgomez | 1.9 | ; * 2002-2003 Pascal Massimino <skal@planet-d.net> |
9 : | edgomez | 1.8 | ; * |
10 : | edgomez | 1.9 | ; * This program is free software ; you can redistribute it and/or modify |
11 : | ; * it under the terms of the GNU General Public License as published by | ||
12 : | ; * the Free Software Foundation ; either version 2 of the License, or | ||
13 : | ; * (at your option) any later version. | ||
14 : | edgomez | 1.8 | ; * |
15 : | edgomez | 1.9 | ; * This program is distributed in the hope that it will be useful, |
16 : | ; * but WITHOUT ANY WARRANTY ; without even the implied warranty of | ||
17 : | ; * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
18 : | ; * GNU General Public License for more details. | ||
19 : | edgomez | 1.8 | ; * |
20 : | edgomez | 1.9 | ; * You should have received a copy of the GNU General Public License |
21 : | ; * along with this program ; if not, write to the Free Software | ||
22 : | ; * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | ||
23 : | Isibaar | 1.1 | ; * |
24 : | Isibaar | 1.15 | ; * $Id: cbp_mmx.asm,v 1.14 2005/09/24 03:10:37 suxen_drol Exp $ |
25 : | Isibaar | 1.1 | ; * |
26 : | edgomez | 1.9 | ; ***************************************************************************/ |
27 : | edgomez | 1.8 | |
28 : | edgomez | 1.9 | BITS 32 |
29 : | Isibaar | 1.1 | |
30 : | edgomez | 1.9 | ;============================================================================= |
31 : | ; Macros | ||
32 : | ;============================================================================= | ||
33 : | Isibaar | 1.1 | |
34 : | %macro cglobal 1 | ||
35 : | Isibaar | 1.5 | %ifdef PREFIX |
36 : | edgomez | 1.11 | %ifdef MARK_FUNCS |
37 : | edgomez | 1.12 | global _%1:function %1.endfunc-%1 |
38 : | %define %1 _%1:function %1.endfunc-%1 | ||
39 : | edgomez | 1.11 | %else |
40 : | global _%1 | ||
41 : | %define %1 _%1 | ||
42 : | %endif | ||
43 : | Isibaar | 1.5 | %else |
44 : | edgomez | 1.11 | %ifdef MARK_FUNCS |
45 : | edgomez | 1.12 | global %1:function %1.endfunc-%1 |
46 : | edgomez | 1.11 | %else |
47 : | global %1 | ||
48 : | %endif | ||
49 : | Isibaar | 1.5 | %endif |
50 : | Isibaar | 1.1 | %endmacro |
51 : | |||
52 : | edgomez | 1.9 | ;============================================================================= |
53 : | ; Local data | ||
54 : | ;============================================================================= | ||
55 : | |||
56 : | %ifdef FORMAT_COFF | ||
57 : | edgomez | 1.10 | SECTION .rodata |
58 : | edgomez | 1.9 | %else |
59 : | edgomez | 1.10 | SECTION .rodata align=16 |
60 : | edgomez | 1.9 | %endif |
61 : | |||
62 : | ALIGN 16 | ||
63 : | |||
64 : | Skal | 1.13 | mult_mask: |
65 : | db 0x10,0x20,0x04,0x08,0x01,0x02,0x00,0x00 | ||
66 : | edgomez | 1.9 | ignore_dc: |
67 : | Skal | 1.13 | dw 0, -1, -1, -1 |
68 : | edgomez | 1.9 | |
69 : | ;============================================================================= | ||
70 : | ; Code | ||
71 : | ;============================================================================= | ||
72 : | Isibaar | 1.1 | |
73 : | edgomez | 1.9 | SECTION .text |
74 : | Isibaar | 1.1 | |
75 : | Isibaar | 1.5 | cglobal calc_cbp_mmx |
76 : | Isibaar | 1.1 | |
77 : | edgomez | 1.9 | ;----------------------------------------------------------------------------- |
78 : | Isibaar | 1.1 | ; uint32_t calc_cbp_mmx(const int16_t coeff[6][64]); |
79 : | edgomez | 1.9 | ;----------------------------------------------------------------------------- |
80 : | Isibaar | 1.1 | |
81 : | Skal | 1.13 | %macro MAKE_LOAD 1 |
82 : | por mm0, [eax-128*1+%1*8] | ||
83 : | por mm1, [eax+128*0+%1*8] | ||
84 : | por mm2, [eax+128*1+%1*8] | ||
85 : | por mm3, [eax+128*2+%1*8] | ||
86 : | por mm4, [eax+128*3+%1*8] | ||
87 : | por mm5, [eax+128*4+%1*8] | ||
88 : | %endmacro | ||
89 : | |||
90 : | edgomez | 1.9 | ALIGN 16 |
91 : | Isibaar | 1.5 | calc_cbp_mmx: |
92 : | Skal | 1.13 | mov eax, [esp + 4] ; coeff |
93 : | Isibaar | 1.1 | |
94 : | edgomez | 1.9 | movq mm7, [ignore_dc] |
95 : | Skal | 1.13 | pxor mm6, mm6 ; used only for comparing |
96 : | movq mm0, [eax+128*0] | ||
97 : | movq mm1, [eax+128*1] | ||
98 : | movq mm2, [eax+128*2] | ||
99 : | movq mm3, [eax+128*3] | ||
100 : | movq mm4, [eax+128*4] | ||
101 : | movq mm5, [eax+128*5] | ||
102 : | add eax, 8+128 | ||
103 : | edgomez | 1.9 | pand mm0, mm7 |
104 : | Skal | 1.13 | pand mm1, mm7 |
105 : | pand mm2, mm7 | ||
106 : | pand mm3, mm7 | ||
107 : | pand mm4, mm7 | ||
108 : | pand mm5, mm7 | ||
109 : | |||
110 : | MAKE_LOAD 0 | ||
111 : | MAKE_LOAD 1 | ||
112 : | MAKE_LOAD 2 | ||
113 : | MAKE_LOAD 3 | ||
114 : | MAKE_LOAD 4 | ||
115 : | MAKE_LOAD 5 | ||
116 : | MAKE_LOAD 6 | ||
117 : | MAKE_LOAD 7 | ||
118 : | MAKE_LOAD 8 | ||
119 : | MAKE_LOAD 9 | ||
120 : | MAKE_LOAD 10 | ||
121 : | MAKE_LOAD 11 | ||
122 : | MAKE_LOAD 12 | ||
123 : | MAKE_LOAD 13 | ||
124 : | MAKE_LOAD 14 | ||
125 : | |||
126 : | movq mm7, [mult_mask] | ||
127 : | packssdw mm0, mm1 | ||
128 : | packssdw mm2, mm3 | ||
129 : | packssdw mm4, mm5 | ||
130 : | packssdw mm0, mm2 | ||
131 : | packssdw mm4, mm6 | ||
132 : | suxen_drol | 1.14 | pcmpeqw mm0, mm6 |
133 : | pcmpeqw mm4, mm6 | ||
134 : | pcmpeqw mm0, mm6 | ||
135 : | pcmpeqw mm4, mm6 | ||
136 : | Skal | 1.13 | psrlw mm0, 15 |
137 : | psrlw mm4, 15 | ||
138 : | packuswb mm0, mm4 | ||
139 : | pmaddwd mm0, mm7 | ||
140 : | Isibaar | 1.5 | |
141 : | edgomez | 1.9 | movq mm1, mm0 |
142 : | psrlq mm1, 32 | ||
143 : | Skal | 1.13 | paddusb mm0, mm1 |
144 : | Isibaar | 1.1 | |
145 : | Skal | 1.13 | movd eax, mm0 |
146 : | shr eax, 8 | ||
147 : | and eax, 0x3F | ||
148 : | edgomez | 1.9 | ret |
149 : | edgomez | 1.12 | .endfunc |
150 : | |||
151 : | Isibaar | 1.15 | |
152 : | %ifidn __OUTPUT_FORMAT__,elf | ||
153 : | section ".note.GNU-stack" noalloc noexec nowrite progbits | ||
154 : | %endif | ||
155 : |
No admin address has been configured | ViewVC Help |
Powered by ViewVC 1.0.4 |