/* * Copyright (c) 2009 Mans Rullgard <mans@mansr.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/arm/asm.S" .macro call_2x_pixels type, subp function ff_\type\()_pixels16\subp\()_armv6, export=1 push {r0-r3, lr} bl X(ff_\type\()_pixels8\subp\()_armv6) pop {r0-r3, lr} add r0, r0, #8 add r1, r1, #8 b X(ff_\type\()_pixels8\subp\()_armv6) endfunc .endm call_2x_pixels avg call_2x_pixels put, _x2 call_2x_pixels put, _y2 call_2x_pixels put, _x2_no_rnd call_2x_pixels put, _y2_no_rnd function ff_put_pixels16_armv6, export=1 push {r4-r11} 1: ldr r5, [r1, #4] ldr r6, [r1, #8] ldr r7, [r1, #12] ldr_post r4, r1, r2 strd r6, r7, [r0, #8] ldr r9, [r1, #4] strd_post r4, r5, r0, r2 ldr r10, [r1, #8] ldr r11, [r1, #12] ldr_post r8, r1, r2 strd r10, r11, [r0, #8] subs r3, r3, #2 strd_post r8, r9, r0, r2 bne 1b pop {r4-r11} bx lr endfunc function ff_put_pixels8_armv6, export=1 push {r4-r7} 1: ldr r5, [r1, #4] ldr_post r4, r1, r2 ldr r7, [r1, #4] strd_post r4, r5, r0, r2 ldr_post r6, r1, r2 subs r3, r3, #2 strd_post r6, r7, r0, r2 bne 1b pop {r4-r7} bx lr endfunc function ff_put_pixels8_x2_armv6, export=1 push {r4-r11, lr} mov r12, #1 orr r12, r12, r12, lsl #8 orr r12, r12, r12, lsl #16 1: ldr r4, [r1] subs r3, r3, #2 ldr r5, [r1, #4] ldr r7, [r1, #5] lsr r6, r4, #8 ldr_pre r8, r1, r2 orr r6, r6, r5, lsl #24 ldr r9, [r1, #4] ldr r11, [r1, #5] lsr r10, r8, #8 add r1, r1, r2 orr r10, r10, r9, lsl #24 eor r14, r4, r6 uhadd8 r4, r4, r6 eor r6, r5, r7 uhadd8 r5, r5, r7 and r14, r14, r12 and r6, r6, r12 uadd8 r4, r4, r14 eor r14, r8, r10 uadd8 r5, r5, r6 eor r6, r9, r11 uhadd8 r8, r8, r10 and r14, r14, r12 uhadd8 r9, r9, r11 and r6, r6, r12 uadd8 r8, r8, r14 strd_post r4, r5, r0, r2 uadd8 r9, r9, r6 strd_post r8, r9, r0, r2 bne 1b pop {r4-r11, pc} endfunc function ff_put_pixels8_y2_armv6, export=1 push {r4-r11} mov r12, #1 orr r12, r12, r12, lsl #8 orr r12, r12, r12, lsl #16 ldr r4, [r1] ldr r5, [r1, #4] ldr_pre r6, r1, r2 ldr r7, [r1, #4] 1: subs r3, r3, #2 uhadd8 r8, r4, r6 eor r10, r4, r6 uhadd8 r9, r5, r7 eor r11, r5, r7 and r10, r10, r12 ldr_pre r4, r1, r2 uadd8 r8, r8, r10 and r11, r11, r12 uadd8 r9, r9, r11 ldr r5, [r1, #4] uhadd8 r10, r4, r6 eor r6, r4, r6 uhadd8 r11, r5, r7 and r6, r6, r12 eor r7, r5, r7 uadd8 r10, r10, r6 and r7, r7, r12 ldrc_pre ne, r6, r1, r2 uadd8 r11, r11, r7 strd_post r8, r9, r0, r2 it ne ldrne r7, [r1, #4] strd_post r10, r11, r0, r2 bne 1b pop {r4-r11} bx lr endfunc function ff_put_pixels8_x2_no_rnd_armv6, export=1 push {r4-r9, lr} 1: subs r3, r3, #2 ldr r4, [r1] ldr r5, [r1, #4] ldr r7, [r1, #5] ldr_pre r8, r1, r2 ldr r9, [r1, #4] ldr r14, [r1, #5] add r1, r1, r2 lsr r6, r4, #8 orr r6, r6, r5, lsl #24 lsr r12, r8, #8 orr r12, r12, r9, lsl #24 uhadd8 r4, r4, r6 uhadd8 r5, r5, r7 uhadd8 r8, r8, r12 uhadd8 r9, r9, r14 stm r0, {r4,r5} add r0, r0, r2 stm r0, {r8,r9} add r0, r0, r2 bne 1b pop {r4-r9, pc} endfunc function ff_put_pixels8_y2_no_rnd_armv6, export=1 push {r4-r9, lr} ldr r4, [r1] ldr r5, [r1, #4] ldr_pre r6, r1, r2 ldr r7, [r1, #4] 1: subs r3, r3, #2 uhadd8 r8, r4, r6 ldr_pre r4, r1, r2 uhadd8 r9, r5, r7 ldr r5, [r1, #4] uhadd8 r12, r4, r6 ldrc_pre ne, r6, r1, r2 uhadd8 r14, r5, r7 it ne ldrne r7, [r1, #4] stm r0, {r8,r9} add r0, r0, r2 stm r0, {r12,r14} add r0, r0, r2 bne 1b pop {r4-r9, pc} endfunc function ff_avg_pixels8_armv6, export=1 pld [r1, r2] push {r4-r10, lr} mov lr, #1 orr lr, lr, lr, lsl #8 orr lr, lr, lr, lsl #16 ldrd r4, r5, [r0] ldr r10, [r1, #4] ldr_post r9, r1, r2 subs r3, r3, #2 1: pld [r1, r2] eor r8, r4, r9 uhadd8 r4, r4, r9 eor r12, r5, r10 ldrd_reg r6, r7, r0, r2 uhadd8 r5, r5, r10 and r8, r8, lr ldr r10, [r1, #4] and r12, r12, lr uadd8 r4, r4, r8 ldr_post r9, r1, r2 eor r8, r6, r9 uadd8 r5, r5, r12 pld [r1, r2, lsl #1] eor r12, r7, r10 uhadd8 r6, r6, r9 strd_post r4, r5, r0, r2 uhadd8 r7, r7, r10 beq 2f and r8, r8, lr ldrd_reg r4, r5, r0, r2 uadd8 r6, r6, r8 ldr r10, [r1, #4] and r12, r12, lr subs r3, r3, #2 uadd8 r7, r7, r12 ldr_post r9, r1, r2 strd_post r6, r7, r0, r2 b 1b 2: and r8, r8, lr and r12, r12, lr uadd8 r6, r6, r8 uadd8 r7, r7, r12 strd_post r6, r7, r0, r2 pop {r4-r10, pc} endfunc