1/* 2 * Copyright (c) 2009 Mans Rullgard <mans@mansr.com> 3 * 4 * This file is part of FFmpeg. 5 * 6 * FFmpeg is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU Lesser General Public 8 * License as published by the Free Software Foundation; either 9 * version 2.1 of the License, or (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 GNU 14 * Lesser General Public License for more details. 15 * 16 * You should have received a copy of the GNU Lesser General Public 17 * License along with FFmpeg; if not, write to the Free Software 18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 19 */ 20 21#include "libavutil/arm/asm.S" 22 23.macro call_2x_pixels type, subp 24function ff_\type\()_pixels16\subp\()_armv6, export=1 25 push {r0-r3, lr} 26 bl X(ff_\type\()_pixels8\subp\()_armv6) 27 pop {r0-r3, lr} 28 add r0, r0, #8 29 add r1, r1, #8 30 b X(ff_\type\()_pixels8\subp\()_armv6) 31endfunc 32.endm 33 34call_2x_pixels avg 35call_2x_pixels put, _x2 36call_2x_pixels put, _y2 37call_2x_pixels put, _x2_no_rnd 38call_2x_pixels put, _y2_no_rnd 39 40function ff_put_pixels16_armv6, export=1 41 push {r4-r11} 421: 43 ldr r5, [r1, #4] 44 ldr r6, [r1, #8] 45 ldr r7, [r1, #12] 46 ldr_post r4, r1, r2 47 strd r6, r7, [r0, #8] 48 ldr r9, [r1, #4] 49 strd_post r4, r5, r0, r2 50 ldr r10, [r1, #8] 51 ldr r11, [r1, #12] 52 ldr_post r8, r1, r2 53 strd r10, r11, [r0, #8] 54 subs r3, r3, #2 55 strd_post r8, r9, r0, r2 56 bne 1b 57 58 pop {r4-r11} 59 bx lr 60endfunc 61 62function ff_put_pixels8_armv6, export=1 63 push {r4-r7} 641: 65 ldr r5, [r1, #4] 66 ldr_post r4, r1, r2 67 ldr r7, [r1, #4] 68 strd_post r4, r5, r0, r2 69 ldr_post r6, r1, r2 70 subs r3, r3, #2 71 strd_post r6, r7, r0, r2 72 bne 1b 73 74 pop {r4-r7} 75 bx lr 76endfunc 77 78function ff_put_pixels8_x2_armv6, export=1 79 push {r4-r11, lr} 80 mov r12, #1 81 orr r12, r12, r12, lsl #8 82 orr r12, r12, r12, lsl #16 831: 84 ldr r4, [r1] 85 subs r3, r3, #2 86 ldr r5, [r1, #4] 87 ldr r7, [r1, #5] 88 lsr r6, r4, #8 89 ldr_pre r8, r1, r2 90 orr r6, r6, r5, lsl #24 91 ldr r9, [r1, #4] 92 ldr r11, [r1, #5] 93 lsr r10, r8, #8 94 add r1, r1, r2 95 orr r10, r10, r9, lsl #24 96 eor r14, r4, r6 97 uhadd8 r4, r4, r6 98 eor r6, r5, r7 99 uhadd8 r5, r5, r7 100 and r14, r14, r12 101 and r6, r6, r12 102 uadd8 r4, r4, r14 103 eor r14, r8, r10 104 uadd8 r5, r5, r6 105 eor r6, r9, r11 106 uhadd8 r8, r8, r10 107 and r14, r14, r12 108 uhadd8 r9, r9, r11 109 and r6, r6, r12 110 uadd8 r8, r8, r14 111 strd_post r4, r5, r0, r2 112 uadd8 r9, r9, r6 113 strd_post r8, r9, r0, r2 114 bne 1b 115 116 pop {r4-r11, pc} 117endfunc 118 119function ff_put_pixels8_y2_armv6, export=1 120 push {r4-r11} 121 mov r12, #1 122 orr r12, r12, r12, lsl #8 123 orr r12, r12, r12, lsl #16 124 ldr r4, [r1] 125 ldr r5, [r1, #4] 126 ldr_pre r6, r1, r2 127 ldr r7, [r1, #4] 1281: 129 subs r3, r3, #2 130 uhadd8 r8, r4, r6 131 eor r10, r4, r6 132 uhadd8 r9, r5, r7 133 eor r11, r5, r7 134 and r10, r10, r12 135 ldr_pre r4, r1, r2 136 uadd8 r8, r8, r10 137 and r11, r11, r12 138 uadd8 r9, r9, r11 139 ldr r5, [r1, #4] 140 uhadd8 r10, r4, r6 141 eor r6, r4, r6 142 uhadd8 r11, r5, r7 143 and r6, r6, r12 144 eor r7, r5, r7 145 uadd8 r10, r10, r6 146 and r7, r7, r12 147 ldrc_pre ne, r6, r1, r2 148 uadd8 r11, r11, r7 149 strd_post r8, r9, r0, r2 150 it ne 151 ldrne r7, [r1, #4] 152 strd_post r10, r11, r0, r2 153 bne 1b 154 155 pop {r4-r11} 156 bx lr 157endfunc 158 159function ff_put_pixels8_x2_no_rnd_armv6, export=1 160 push {r4-r9, lr} 1611: 162 subs r3, r3, #2 163 ldr r4, [r1] 164 ldr r5, [r1, #4] 165 ldr r7, [r1, #5] 166 ldr_pre r8, r1, r2 167 ldr r9, [r1, #4] 168 ldr r14, [r1, #5] 169 add r1, r1, r2 170 lsr r6, r4, #8 171 orr r6, r6, r5, lsl #24 172 lsr r12, r8, #8 173 orr r12, r12, r9, lsl #24 174 uhadd8 r4, r4, r6 175 uhadd8 r5, r5, r7 176 uhadd8 r8, r8, r12 177 uhadd8 r9, r9, r14 178 stm r0, {r4,r5} 179 add r0, r0, r2 180 stm r0, {r8,r9} 181 add r0, r0, r2 182 bne 1b 183 184 pop {r4-r9, pc} 185endfunc 186 187function ff_put_pixels8_y2_no_rnd_armv6, export=1 188 push {r4-r9, lr} 189 ldr r4, [r1] 190 ldr r5, [r1, #4] 191 ldr_pre r6, r1, r2 192 ldr r7, [r1, #4] 1931: 194 subs r3, r3, #2 195 uhadd8 r8, r4, r6 196 ldr_pre r4, r1, r2 197 uhadd8 r9, r5, r7 198 ldr r5, [r1, #4] 199 uhadd8 r12, r4, r6 200 ldrc_pre ne, r6, r1, r2 201 uhadd8 r14, r5, r7 202 it ne 203 ldrne r7, [r1, #4] 204 stm r0, {r8,r9} 205 add r0, r0, r2 206 stm r0, {r12,r14} 207 add r0, r0, r2 208 bne 1b 209 210 pop {r4-r9, pc} 211endfunc 212 213function ff_avg_pixels8_armv6, export=1 214 pld [r1, r2] 215 push {r4-r10, lr} 216 mov lr, #1 217 orr lr, lr, lr, lsl #8 218 orr lr, lr, lr, lsl #16 219 ldrd r4, r5, [r0] 220 ldr r10, [r1, #4] 221 ldr_post r9, r1, r2 222 subs r3, r3, #2 2231: 224 pld [r1, r2] 225 eor r8, r4, r9 226 uhadd8 r4, r4, r9 227 eor r12, r5, r10 228 ldrd_reg r6, r7, r0, r2 229 uhadd8 r5, r5, r10 230 and r8, r8, lr 231 ldr r10, [r1, #4] 232 and r12, r12, lr 233 uadd8 r4, r4, r8 234 ldr_post r9, r1, r2 235 eor r8, r6, r9 236 uadd8 r5, r5, r12 237 pld [r1, r2, lsl #1] 238 eor r12, r7, r10 239 uhadd8 r6, r6, r9 240 strd_post r4, r5, r0, r2 241 uhadd8 r7, r7, r10 242 beq 2f 243 and r8, r8, lr 244 ldrd_reg r4, r5, r0, r2 245 uadd8 r6, r6, r8 246 ldr r10, [r1, #4] 247 and r12, r12, lr 248 subs r3, r3, #2 249 uadd8 r7, r7, r12 250 ldr_post r9, r1, r2 251 strd_post r6, r7, r0, r2 252 b 1b 2532: 254 and r8, r8, lr 255 and r12, r12, lr 256 uadd8 r6, r6, r8 257 uadd8 r7, r7, r12 258 strd_post r6, r7, r0, r2 259 260 pop {r4-r10, pc} 261endfunc 262