| /* |
| * 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 ldcol.8 rd, rs, rt, n=8, hi=0 |
| .if \n == 8 || \hi == 0 |
| vld1.8 {\rd[0]}, [\rs], \rt |
| vld1.8 {\rd[1]}, [\rs], \rt |
| vld1.8 {\rd[2]}, [\rs], \rt |
| vld1.8 {\rd[3]}, [\rs], \rt |
| .endif |
| .if \n == 8 || \hi == 1 |
| vld1.8 {\rd[4]}, [\rs], \rt |
| vld1.8 {\rd[5]}, [\rs], \rt |
| vld1.8 {\rd[6]}, [\rs], \rt |
| vld1.8 {\rd[7]}, [\rs], \rt |
| .endif |
| .endm |
| |
| .macro add16x8 dq, dl, dh, rl, rh |
| vaddl.u8 \dq, \rl, \rh |
| vadd.u16 \dl, \dl, \dh |
| vpadd.u16 \dl, \dl, \dl |
| vpadd.u16 \dl, \dl, \dl |
| .endm |
| |
| function ff_pred16x16_128_dc_neon, export=1 |
| vmov.i8 q0, #128 |
| b .L_pred16x16_dc_end |
| endfunc |
| |
| function ff_pred16x16_top_dc_neon, export=1 |
| sub r2, r0, r1 |
| vld1.8 {q0}, [r2,:128] |
| add16x8 q0, d0, d1, d0, d1 |
| vrshrn.u16 d0, q0, #4 |
| vdup.8 q0, d0[0] |
| b .L_pred16x16_dc_end |
| endfunc |
| |
| function ff_pred16x16_left_dc_neon, export=1 |
| sub r2, r0, #1 |
| ldcol.8 d0, r2, r1 |
| ldcol.8 d1, r2, r1 |
| add16x8 q0, d0, d1, d0, d1 |
| vrshrn.u16 d0, q0, #4 |
| vdup.8 q0, d0[0] |
| b .L_pred16x16_dc_end |
| endfunc |
| |
| function ff_pred16x16_dc_neon, export=1 |
| sub r2, r0, r1 |
| vld1.8 {q0}, [r2,:128] |
| sub r2, r0, #1 |
| ldcol.8 d2, r2, r1 |
| ldcol.8 d3, r2, r1 |
| vaddl.u8 q0, d0, d1 |
| vaddl.u8 q1, d2, d3 |
| vadd.u16 q0, q0, q1 |
| vadd.u16 d0, d0, d1 |
| vpadd.u16 d0, d0, d0 |
| vpadd.u16 d0, d0, d0 |
| vrshrn.u16 d0, q0, #5 |
| vdup.8 q0, d0[0] |
| .L_pred16x16_dc_end: |
| mov r3, #8 |
| 6: vst1.8 {q0}, [r0,:128], r1 |
| vst1.8 {q0}, [r0,:128], r1 |
| subs r3, r3, #1 |
| bne 6b |
| bx lr |
| endfunc |
| |
| function ff_pred16x16_hor_neon, export=1 |
| sub r2, r0, #1 |
| mov r3, #16 |
| 1: vld1.8 {d0[],d1[]},[r2], r1 |
| vst1.8 {q0}, [r0,:128], r1 |
| subs r3, r3, #1 |
| bne 1b |
| bx lr |
| endfunc |
| |
| function ff_pred16x16_vert_neon, export=1 |
| sub r0, r0, r1 |
| vld1.8 {q0}, [r0,:128], r1 |
| mov r3, #8 |
| 1: vst1.8 {q0}, [r0,:128], r1 |
| vst1.8 {q0}, [r0,:128], r1 |
| subs r3, r3, #1 |
| bne 1b |
| bx lr |
| endfunc |
| |
| function ff_pred16x16_plane_neon, export=1 |
| sub r3, r0, r1 |
| add r2, r3, #8 |
| sub r3, r3, #1 |
| vld1.8 {d0}, [r3] |
| vld1.8 {d2}, [r2,:64], r1 |
| ldcol.8 d1, r3, r1 |
| add r3, r3, r1 |
| ldcol.8 d3, r3, r1 |
| vrev64.8 q0, q0 |
| vaddl.u8 q8, d2, d3 |
| vsubl.u8 q2, d2, d0 |
| vsubl.u8 q3, d3, d1 |
| movrel r3, p16weight |
| vld1.8 {q0}, [r3,:128] |
| vmul.s16 q2, q2, q0 |
| vmul.s16 q3, q3, q0 |
| vadd.i16 d4, d4, d5 |
| vadd.i16 d5, d6, d7 |
| vpadd.i16 d4, d4, d5 |
| vpadd.i16 d4, d4, d4 |
| vshll.s16 q3, d4, #2 |
| vaddw.s16 q2, q3, d4 |
| vrshrn.s32 d4, q2, #6 |
| mov r3, #0 |
| vtrn.16 d4, d5 |
| vadd.i16 d2, d4, d5 |
| vshl.i16 d3, d2, #3 |
| vrev64.16 d16, d17 |
| vsub.i16 d3, d3, d2 |
| vadd.i16 d16, d16, d0 |
| vshl.i16 d2, d16, #4 |
| vsub.i16 d2, d2, d3 |
| vshl.i16 d3, d4, #4 |
| vext.16 q0, q0, q0, #7 |
| vsub.i16 d6, d5, d3 |
| vmov.16 d0[0], r3 |
| vmul.i16 q0, q0, d4[0] |
| vdup.16 q1, d2[0] |
| vdup.16 q2, d4[0] |
| vdup.16 q3, d6[0] |
| vshl.i16 q2, q2, #3 |
| vadd.i16 q1, q1, q0 |
| vadd.i16 q3, q3, q2 |
| mov r3, #16 |
| 1: |
| vqshrun.s16 d0, q1, #5 |
| vadd.i16 q1, q1, q2 |
| vqshrun.s16 d1, q1, #5 |
| vadd.i16 q1, q1, q3 |
| vst1.8 {q0}, [r0,:128], r1 |
| subs r3, r3, #1 |
| bne 1b |
| bx lr |
| endfunc |
| |
| const p16weight, align=4 |
| .short 1,2,3,4,5,6,7,8 |
| endconst |
| |
| function ff_pred8x8_hor_neon, export=1 |
| sub r2, r0, #1 |
| mov r3, #8 |
| 1: vld1.8 {d0[]}, [r2], r1 |
| vst1.8 {d0}, [r0,:64], r1 |
| subs r3, r3, #1 |
| bne 1b |
| bx lr |
| endfunc |
| |
| function ff_pred8x8_vert_neon, export=1 |
| sub r0, r0, r1 |
| vld1.8 {d0}, [r0,:64], r1 |
| mov r3, #4 |
| 1: vst1.8 {d0}, [r0,:64], r1 |
| vst1.8 {d0}, [r0,:64], r1 |
| subs r3, r3, #1 |
| bne 1b |
| bx lr |
| endfunc |
| |
| function ff_pred8x8_plane_neon, export=1 |
| sub r3, r0, r1 |
| add r2, r3, #4 |
| sub r3, r3, #1 |
| vld1.32 {d0[0]}, [r3] |
| vld1.32 {d2[0]}, [r2,:32], r1 |
| ldcol.8 d0, r3, r1, 4, hi=1 |
| add r3, r3, r1 |
| ldcol.8 d3, r3, r1, 4 |
| vaddl.u8 q8, d2, d3 |
| vrev32.8 d0, d0 |
| vtrn.32 d2, d3 |
| vsubl.u8 q2, d2, d0 |
| movrel r3, p16weight |
| vld1.16 {q0}, [r3,:128] |
| vmul.s16 d4, d4, d0 |
| vmul.s16 d5, d5, d0 |
| vpadd.i16 d4, d4, d5 |
| vpaddl.s16 d4, d4 |
| vshl.i32 d5, d4, #4 |
| vadd.s32 d4, d4, d5 |
| vrshrn.s32 d4, q2, #5 |
| mov r3, #0 |
| vtrn.16 d4, d5 |
| vadd.i16 d2, d4, d5 |
| vshl.i16 d3, d2, #2 |
| vrev64.16 d16, d16 |
| vsub.i16 d3, d3, d2 |
| vadd.i16 d16, d16, d0 |
| vshl.i16 d2, d16, #4 |
| vsub.i16 d2, d2, d3 |
| vshl.i16 d3, d4, #3 |
| vext.16 q0, q0, q0, #7 |
| vsub.i16 d6, d5, d3 |
| vmov.16 d0[0], r3 |
| vmul.i16 q0, q0, d4[0] |
| vdup.16 q1, d2[0] |
| vdup.16 q2, d4[0] |
| vdup.16 q3, d6[0] |
| vshl.i16 q2, q2, #3 |
| vadd.i16 q1, q1, q0 |
| vadd.i16 q3, q3, q2 |
| mov r3, #8 |
| 1: |
| vqshrun.s16 d0, q1, #5 |
| vadd.i16 q1, q1, q3 |
| vst1.8 {d0}, [r0,:64], r1 |
| subs r3, r3, #1 |
| bne 1b |
| bx lr |
| endfunc |
| |
| function ff_pred8x8_128_dc_neon, export=1 |
| vmov.i8 q0, #128 |
| b .L_pred8x8_dc_end |
| endfunc |
| |
| function ff_pred8x8_top_dc_neon, export=1 |
| sub r2, r0, r1 |
| vld1.8 {d0}, [r2,:64] |
| vpaddl.u8 d0, d0 |
| vpadd.u16 d0, d0, d0 |
| vrshrn.u16 d0, q0, #2 |
| vdup.8 d1, d0[1] |
| vdup.8 d0, d0[0] |
| vtrn.32 d0, d1 |
| b .L_pred8x8_dc_end |
| endfunc |
| |
| function ff_pred8x8_left_dc_neon, export=1 |
| sub r2, r0, #1 |
| ldcol.8 d0, r2, r1 |
| vpaddl.u8 d0, d0 |
| vpadd.u16 d0, d0, d0 |
| vrshrn.u16 d0, q0, #2 |
| vdup.8 d1, d0[1] |
| vdup.8 d0, d0[0] |
| b .L_pred8x8_dc_end |
| endfunc |
| |
| function ff_pred8x8_dc_neon, export=1 |
| sub r2, r0, r1 |
| vld1.8 {d0}, [r2,:64] |
| sub r2, r0, #1 |
| ldcol.8 d1, r2, r1 |
| vtrn.32 d0, d1 |
| vpaddl.u8 q0, q0 |
| vpadd.u16 d0, d0, d1 |
| vpadd.u16 d1, d0, d0 |
| vrshrn.u16 d2, q0, #3 |
| vrshrn.u16 d3, q0, #2 |
| vdup.8 d0, d2[4] |
| vdup.8 d1, d3[3] |
| vdup.8 d4, d3[2] |
| vdup.8 d5, d2[5] |
| vtrn.32 q0, q2 |
| .L_pred8x8_dc_end: |
| mov r3, #4 |
| add r2, r0, r1, lsl #2 |
| 6: vst1.8 {d0}, [r0,:64], r1 |
| vst1.8 {d1}, [r2,:64], r1 |
| subs r3, r3, #1 |
| bne 6b |
| bx lr |
| endfunc |
| |
| function ff_pred8x8_l0t_dc_neon, export=1 |
| sub r2, r0, r1 |
| vld1.8 {d0}, [r2,:64] |
| sub r2, r0, #1 |
| ldcol.8 d1, r2, r1, 4 |
| vtrn.32 d0, d1 |
| vpaddl.u8 q0, q0 |
| vpadd.u16 d0, d0, d1 |
| vpadd.u16 d1, d0, d0 |
| vrshrn.u16 d2, q0, #3 |
| vrshrn.u16 d3, q0, #2 |
| vdup.8 d0, d2[4] |
| vdup.8 d1, d3[0] |
| vdup.8 q2, d3[2] |
| vtrn.32 q0, q2 |
| b .L_pred8x8_dc_end |
| endfunc |
| |
| function ff_pred8x8_l00_dc_neon, export=1 |
| sub r2, r0, #1 |
| ldcol.8 d0, r2, r1, 4 |
| vpaddl.u8 d0, d0 |
| vpadd.u16 d0, d0, d0 |
| vrshrn.u16 d0, q0, #2 |
| vmov.i8 d1, #128 |
| vdup.8 d0, d0[0] |
| b .L_pred8x8_dc_end |
| endfunc |
| |
| function ff_pred8x8_0lt_dc_neon, export=1 |
| sub r2, r0, r1 |
| vld1.8 {d0}, [r2,:64] |
| add r2, r0, r1, lsl #2 |
| sub r2, r2, #1 |
| ldcol.8 d1, r2, r1, 4, hi=1 |
| vtrn.32 d0, d1 |
| vpaddl.u8 q0, q0 |
| vpadd.u16 d0, d0, d1 |
| vpadd.u16 d1, d0, d0 |
| vrshrn.u16 d3, q0, #2 |
| vrshrn.u16 d2, q0, #3 |
| vdup.8 d0, d3[0] |
| vdup.8 d1, d3[3] |
| vdup.8 d4, d3[2] |
| vdup.8 d5, d2[5] |
| vtrn.32 q0, q2 |
| b .L_pred8x8_dc_end |
| endfunc |
| |
| function ff_pred8x8_0l0_dc_neon, export=1 |
| add r2, r0, r1, lsl #2 |
| sub r2, r2, #1 |
| ldcol.8 d1, r2, r1, 4 |
| vpaddl.u8 d2, d1 |
| vpadd.u16 d2, d2, d2 |
| vrshrn.u16 d1, q1, #2 |
| vmov.i8 d0, #128 |
| vdup.8 d1, d1[0] |
| b .L_pred8x8_dc_end |
| endfunc |
