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| 1 : | edgomez | 1.9 | ;/**************************************************************************** |
| 2 : | Isibaar | 1.1 | ; * |
| 3 : | edgomez | 1.9 | ; * XVID MPEG-4 VIDEO CODEC |
| 4 : | ; * - SSE2 optimized SAD operators - | ||
| 5 : | Isibaar | 1.1 | ; * |
| 6 : | edgomez | 1.9 | ; * Copyright(C) 2003 Pascal Massimino <skal@planet-d.net> |
| 7 : | Isibaar | 1.1 | ; * |
| 8 : | chl | 1.3 | ; * |
| 9 : | edgomez | 1.9 | ; * This program is free software; you can redistribute it and/or modify it |
| 10 : | ; * under the terms of the GNU General Public License as published by | ||
| 11 : | ; * the Free Software Foundation; either version 2 of the License, or | ||
| 12 : | ; * (at your option) any later version. | ||
| 13 : | edgomez | 1.7 | ; * |
| 14 : | edgomez | 1.9 | ; * This program is distributed in the hope that it will be useful, |
| 15 : | ; * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| 16 : | ; * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| 17 : | ; * GNU General Public License for more details. | ||
| 18 : | Isibaar | 1.1 | ; * |
| 19 : | edgomez | 1.9 | ; * You should have received a copy of the GNU General Public License |
| 20 : | ; * along with this program; if not, write to the Free Software | ||
| 21 : | ; * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | ||
| 22 : | edgomez | 1.8 | ; * |
| 23 : | Isibaar | 1.17 | ; * $Id: sad_sse2.asm,v 1.16 2008/11/26 01:04:34 Isibaar Exp $ |
| 24 : | edgomez | 1.8 | ; * |
| 25 : | edgomez | 1.9 | ; ***************************************************************************/ |
| 26 : | Isibaar | 1.1 | |
| 27 : | Isibaar | 1.16 | %include "nasm.inc" |
| 28 : | Isibaar | 1.1 | |
| 29 : | edgomez | 1.9 | ;============================================================================= |
| 30 : | ; Read only data | ||
| 31 : | ;============================================================================= | ||
| 32 : | Isibaar | 1.1 | |
| 33 : | Isibaar | 1.16 | DATA |
| 34 : | Isibaar | 1.1 | |
| 35 : | Isibaar | 1.16 | ALIGN SECTION_ALIGN |
| 36 : | Isibaar | 1.1 | zero times 4 dd 0 |
| 37 : | |||
| 38 : | edgomez | 1.9 | ;============================================================================= |
| 39 : | ; Code | ||
| 40 : | ;============================================================================= | ||
| 41 : | |||
| 42 : | Isibaar | 1.16 | SECTION .rotext align=SECTION_ALIGN |
| 43 : | Isibaar | 1.1 | |
| 44 : | cglobal sad16_sse2 | ||
| 45 : | cglobal dev16_sse2 | ||
| 46 : | |||
| 47 : | Isibaar | 1.13 | cglobal sad16_sse3 |
| 48 : | cglobal dev16_sse3 | ||
| 49 : | |||
| 50 : | edgomez | 1.9 | ;----------------------------------------------------------------------------- |
| 51 : | ; uint32_t sad16_sse2 (const uint8_t * const cur, <- assumed aligned! | ||
| 52 : | ; const uint8_t * const ref, | ||
| 53 : | ; const uint32_t stride, | ||
| 54 : | ; const uint32_t /*ignored*/); | ||
| 55 : | ;----------------------------------------------------------------------------- | ||
| 56 : | |||
| 57 : | |||
| 58 : | Isibaar | 1.13 | %macro SAD_16x16_SSE2 1 |
| 59 : | Isibaar | 1.16 | %1 xmm0, [TMP1] |
| 60 : | %1 xmm1, [TMP1+TMP0] | ||
| 61 : | lea TMP1,[TMP1+2*TMP0] | ||
| 62 : | movdqa xmm2, [_EAX] | ||
| 63 : | movdqa xmm3, [_EAX+TMP0] | ||
| 64 : | lea _EAX,[_EAX+2*TMP0] | ||
| 65 : | edgomez | 1.9 | psadbw xmm0, xmm2 |
| 66 : | paddusw xmm6,xmm0 | ||
| 67 : | psadbw xmm1, xmm3 | ||
| 68 : | paddusw xmm6,xmm1 | ||
| 69 : | %endmacro | ||
| 70 : | |||
| 71 : | Isibaar | 1.13 | %macro SAD16_SSE2_SSE3 1 |
| 72 : | Isibaar | 1.17 | PUSH_XMM6_XMM7 |
| 73 : | Isibaar | 1.16 | mov _EAX, prm1 ; cur (assumed aligned) |
| 74 : | mov TMP1, prm2 ; ref | ||
| 75 : | mov TMP0, prm3 ; stride | ||
| 76 : | edgomez | 1.9 | |
| 77 : | pxor xmm6, xmm6 ; accum | ||
| 78 : | |||
| 79 : | Isibaar | 1.13 | SAD_16x16_SSE2 %1 |
| 80 : | SAD_16x16_SSE2 %1 | ||
| 81 : | SAD_16x16_SSE2 %1 | ||
| 82 : | SAD_16x16_SSE2 %1 | ||
| 83 : | SAD_16x16_SSE2 %1 | ||
| 84 : | SAD_16x16_SSE2 %1 | ||
| 85 : | SAD_16x16_SSE2 %1 | ||
| 86 : | SAD_16x16_SSE2 %1 | ||
| 87 : | edgomez | 1.9 | |
| 88 : | pshufd xmm5, xmm6, 00000010b | ||
| 89 : | paddusw xmm6, xmm5 | ||
| 90 : | pextrw eax, xmm6, 0 | ||
| 91 : | Isibaar | 1.17 | |
| 92 : | POP_XMM6_XMM7 | ||
| 93 : | edgomez | 1.9 | ret |
| 94 : | Isibaar | 1.13 | %endmacro |
| 95 : | |||
| 96 : | Isibaar | 1.16 | ALIGN SECTION_ALIGN |
| 97 : | Isibaar | 1.13 | sad16_sse2: |
| 98 : | SAD16_SSE2_SSE3 movdqu | ||
| 99 : | Isibaar | 1.15 | ENDFUNC |
| 100 : | Isibaar | 1.13 | |
| 101 : | |||
| 102 : | Isibaar | 1.16 | ALIGN SECTION_ALIGN |
| 103 : | Isibaar | 1.13 | sad16_sse3: |
| 104 : | SAD16_SSE2_SSE3 lddqu | ||
| 105 : | Isibaar | 1.15 | ENDFUNC |
| 106 : | edgomez | 1.9 | |
| 107 : | |||
| 108 : | ;----------------------------------------------------------------------------- | ||
| 109 : | ; uint32_t dev16_sse2(const uint8_t * const cur, const uint32_t stride); | ||
| 110 : | ;----------------------------------------------------------------------------- | ||
| 111 : | |||
| 112 : | Isibaar | 1.16 | %macro MEAN_16x16_SSE2 1 ; _EAX: src, TMP0:stride, mm7: zero or mean => mm6: result |
| 113 : | %1 xmm0, [_EAX] | ||
| 114 : | %1 xmm1, [_EAX+TMP0] | ||
| 115 : | lea _EAX, [_EAX+2*TMP0] ; + 2*stride | ||
| 116 : | edgomez | 1.9 | psadbw xmm0, xmm7 |
| 117 : | paddusw xmm6, xmm0 | ||
| 118 : | psadbw xmm1, xmm7 | ||
| 119 : | paddusw xmm6, xmm1 | ||
| 120 : | %endmacro | ||
| 121 : | |||
| 122 : | |||
| 123 : | Isibaar | 1.13 | %macro MEAN16_SSE2_SSE3 1 |
| 124 : | Isibaar | 1.17 | PUSH_XMM6_XMM7 |
| 125 : | Isibaar | 1.16 | mov _EAX, prm1 ; src |
| 126 : | mov TMP0, prm2 ; stride | ||
| 127 : | edgomez | 1.9 | |
| 128 : | pxor xmm6, xmm6 ; accum | ||
| 129 : | pxor xmm7, xmm7 ; zero | ||
| 130 : | |||
| 131 : | Isibaar | 1.13 | MEAN_16x16_SSE2 %1 |
| 132 : | MEAN_16x16_SSE2 %1 | ||
| 133 : | MEAN_16x16_SSE2 %1 | ||
| 134 : | MEAN_16x16_SSE2 %1 | ||
| 135 : | |||
| 136 : | MEAN_16x16_SSE2 %1 | ||
| 137 : | MEAN_16x16_SSE2 %1 | ||
| 138 : | MEAN_16x16_SSE2 %1 | ||
| 139 : | MEAN_16x16_SSE2 %1 | ||
| 140 : | edgomez | 1.9 | |
| 141 : | Isibaar | 1.16 | mov _EAX, prm1 ; src again |
| 142 : | edgomez | 1.9 | |
| 143 : | pshufd xmm7, xmm6, 10b | ||
| 144 : | paddusw xmm7, xmm6 | ||
| 145 : | pxor xmm6, xmm6 ; zero accum | ||
| 146 : | psrlw xmm7, 8 ; => Mean | ||
| 147 : | pshuflw xmm7, xmm7, 0 ; replicate Mean | ||
| 148 : | packuswb xmm7, xmm7 | ||
| 149 : | pshufd xmm7, xmm7, 00000000b | ||
| 150 : | |||
| 151 : | Isibaar | 1.13 | MEAN_16x16_SSE2 %1 |
| 152 : | MEAN_16x16_SSE2 %1 | ||
| 153 : | MEAN_16x16_SSE2 %1 | ||
| 154 : | MEAN_16x16_SSE2 %1 | ||
| 155 : | |||
| 156 : | MEAN_16x16_SSE2 %1 | ||
| 157 : | MEAN_16x16_SSE2 %1 | ||
| 158 : | MEAN_16x16_SSE2 %1 | ||
| 159 : | MEAN_16x16_SSE2 %1 | ||
| 160 : | edgomez | 1.9 | |
| 161 : | pshufd xmm7, xmm6, 10b | ||
| 162 : | paddusw xmm7, xmm6 | ||
| 163 : | pextrw eax, xmm7, 0 | ||
| 164 : | Isibaar | 1.17 | |
| 165 : | POP_XMM6_XMM7 | ||
| 166 : | edgomez | 1.9 | ret |
| 167 : | Isibaar | 1.13 | %endmacro |
| 168 : | |||
| 169 : | Isibaar | 1.16 | ALIGN SECTION_ALIGN |
| 170 : | Isibaar | 1.13 | dev16_sse2: |
| 171 : | MEAN16_SSE2_SSE3 movdqu | ||
| 172 : | Isibaar | 1.15 | ENDFUNC |
| 173 : | edgomez | 1.12 | |
| 174 : | Isibaar | 1.16 | ALIGN SECTION_ALIGN |
| 175 : | Isibaar | 1.13 | dev16_sse3: |
| 176 : | MEAN16_SSE2_SSE3 lddqu | ||
| 177 : | Isibaar | 1.15 | ENDFUNC |
| 178 : | Isibaar | 1.14 | |
| 179 : | |||
| 180 : | %ifidn __OUTPUT_FORMAT__,elf | ||
| 181 : | section ".note.GNU-stack" noalloc noexec nowrite progbits | ||
| 182 : | %endif | ||
| 183 : |
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