/* * ARM NEON optimised DSP functions * Copyright (c) 2008 Mans Rullgard * Copyright (c) 2013 Janne Grunau * * 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/aarch64/asm.S" .macro pixels16 rnd=1, avg=0 .if \avg mov x12, x0 .endif 1: ld1 {v0.16b}, [x1], x2 ld1 {v1.16b}, [x1], x2 ld1 {v2.16b}, [x1], x2 ld1 {v3.16b}, [x1], x2 .if \avg ld1 {v4.16b}, [x12], x2 urhadd v0.16b, v0.16b, v4.16b ld1 {v5.16b}, [x12], x2 urhadd v1.16b, v1.16b, v5.16b ld1 {v6.16b}, [x12], x2 urhadd v2.16b, v2.16b, v6.16b ld1 {v7.16b}, [x12], x2 urhadd v3.16b, v3.16b, v7.16b .endif subs w3, w3, #4 st1 {v0.16b}, [x0], x2 st1 {v1.16b}, [x0], x2 st1 {v2.16b}, [x0], x2 st1 {v3.16b}, [x0], x2 b.ne 1b ret .endm .macro pixels16_x2 rnd=1, avg=0 1: ldur q1, [x1, #1] ld1 {v0.16b}, [x1], x2 subs w3, w3, #2 ldur q3, [x1, #1] ld1 {v2.16b}, [x1], x2 avg v0.16b, v0.16b, v1.16b avg v2.16b, v2.16b, v3.16b .if \avg ld1 {v1.16b}, [x0], x2 ld1 {v3.16b}, [x0] urhadd v0.16b, v0.16b, v1.16b urhadd v2.16b, v2.16b, v3.16b sub x0, x0, x2 .endif st1 {v0.16b}, [x0], x2 st1 {v2.16b}, [x0], x2 b.ne 1b ret .endm .macro pixels16_y2 rnd=1, avg=0 sub w3, w3, #2 ld1 {v0.16b}, [x1], x2 ld1 {v1.16b}, [x1], x2 1: subs w3, w3, #2 avg v2.16b, v0.16b, v1.16b ld1 {v0.16b}, [x1], x2 avg v3.16b, v0.16b, v1.16b ld1 {v1.16b}, [x1], x2 .if \avg ld1 {v4.16b}, [x0], x2 ld1 {v5.16b}, [x0] urhadd v2.16b, v2.16b, v4.16b urhadd v3.16b, v3.16b, v5.16b sub x0, x0, x2 .endif st1 {v2.16b}, [x0], x2 st1 {v3.16b}, [x0], x2 b.ne 1b avg v2.16b, v0.16b, v1.16b ld1 {v0.16b}, [x1], x2 avg v3.16b, v0.16b, v1.16b .if \avg ld1 {v4.16b}, [x0], x2 ld1 {v5.16b}, [x0] urhadd v2.16b, v2.16b, v4.16b urhadd v3.16b, v3.16b, v5.16b sub x0, x0, x2 .endif st1 {v2.16b}, [x0], x2 st1 {v3.16b}, [x0], x2 ret .endm .macro pixels16_xy2 rnd=1, avg=0 sub w3, w3, #2 ldur q1, [x1, #1] ld1 {v0.16b}, [x1], x2 NRND movi v26.8H, #1 ldur q5, [x1, #1] ld1 {v4.16b}, [x1], x2 uaddl v16.8h, v0.8b, v1.8b uaddl2 v20.8h, v0.16b, v1.16b uaddl v18.8h, v4.8b, v5.8b uaddl2 v22.8h, v4.16b, v5.16b 1: subs w3, w3, #2 ldur q30, [x1, #1] ld1 {v0.16b}, [x1], x2 add v24.8h, v16.8h, v18.8h NRND add v24.8H, v24.8H, v26.8H add v1.8h, v20.8h, v22.8h mshrn v28.8b, v24.8h, #2 NRND add v1.8H, v1.8H, v26.8H mshrn2 v28.16b, v1.8h, #2 .if \avg ld1 {v16.16b}, [x0] urhadd v28.16b, v28.16b, v16.16b .endif uaddl v16.8h, v0.8b, v30.8b ldur q3, [x1, #1] ld1 {v2.16b}, [x1], x2 uaddl2 v20.8h, v0.16b, v30.16b st1 {v28.16b}, [x0], x2 add v24.8h, v16.8h, v18.8h NRND add v24.8H, v24.8H, v26.8H add v0.8h, v20.8h, v22.8h mshrn v30.8b, v24.8h, #2 NRND add v0.8H, v0.8H, v26.8H mshrn2 v30.16b, v0.8h, #2 .if \avg ld1 {v18.16b}, [x0] urhadd v30.16b, v30.16b, v18.16b .endif uaddl v18.8h, v2.8b, v3.8b uaddl2 v22.8h, v2.16b, v3.16b st1 {v30.16b}, [x0], x2 b.gt 1b ldur q30, [x1, #1] ld1 {v0.16b}, [x1], x2 add v24.8h, v16.8h, v18.8h NRND add v24.8H, v24.8H, v26.8H add v1.8h, v20.8h, v22.8h mshrn v28.8b, v24.8h, #2 NRND add v1.8H, v1.8H, v26.8H mshrn2 v28.16b, v1.8h, #2 .if \avg ld1 {v16.16b}, [x0] urhadd v28.16b, v28.16b, v16.16b .endif uaddl v16.8h, v0.8b, v30.8b uaddl2 v20.8h, v0.16b, v30.16b st1 {v28.16b}, [x0], x2 add v24.8h, v16.8h, v18.8h NRND add v24.8H, v24.8H, v26.8H add v0.8h, v20.8h, v22.8h mshrn v30.8b, v24.8h, #2 NRND add v0.8H, v0.8H, v26.8H mshrn2 v30.16b, v0.8h, #2 .if \avg ld1 {v18.16b}, [x0] urhadd v30.16b, v30.16b, v18.16b .endif st1 {v30.16b}, [x0], x2 ret .endm .macro pixels8 rnd=1, avg=0 1: ld1 {v0.8b}, [x1], x2 ld1 {v1.8b}, [x1], x2 ld1 {v2.8b}, [x1], x2 ld1 {v3.8b}, [x1], x2 .if \avg ld1 {v4.8b}, [x0], x2 urhadd v0.8b, v0.8b, v4.8b ld1 {v5.8b}, [x0], x2 urhadd v1.8b, v1.8b, v5.8b ld1 {v6.8b}, [x0], x2 urhadd v2.8b, v2.8b, v6.8b ld1 {v7.8b}, [x0], x2 urhadd v3.8b, v3.8b, v7.8b sub x0, x0, x2, lsl #2 .endif subs w3, w3, #4 st1 {v0.8b}, [x0], x2 st1 {v1.8b}, [x0], x2 st1 {v2.8b}, [x0], x2 st1 {v3.8b}, [x0], x2 b.ne 1b ret .endm .macro pixels8_x2 rnd=1, avg=0 1: ldur d1, [x1, #1] ld1 {v0.8b}, [x1], x2 ldur d3, [x1, #1] ld1 {v2.8b}, [x1], x2 subs w3, w3, #2 avg v0.8b, v0.8b, v1.8b avg v2.8b, v2.8b, v3.8b .if \avg ld1 {v4.8b}, [x0], x2 ld1 {v5.8b}, [x0] urhadd v0.8b, v0.8b, v4.8b urhadd v2.8b, v2.8b, v5.8b sub x0, x0, x2 .endif st1 {v0.8b}, [x0], x2 st1 {v2.8b}, [x0], x2 b.ne 1b ret .endm .macro pixels8_y2 rnd=1, avg=0 sub w3, w3, #2 ld1 {v0.8b}, [x1], x2 ld1 {v1.8b}, [x1], x2 1: subs w3, w3, #2 avg v4.8b, v0.8b, v1.8b ld1 {v0.8b}, [x1], x2 avg v5.8b, v0.8b, v1.8b ld1 {v1.8b}, [x1], x2 .if \avg ld1 {v2.8b}, [x0], x2 ld1 {v3.8b}, [x0] urhadd v4.8b, v4.8b, v2.8b urhadd v5.8b, v5.8b, v3.8b sub x0, x0, x2 .endif st1 {v4.8b}, [x0], x2 st1 {v5.8b}, [x0], x2 b.ne 1b avg v4.8b, v0.8b, v1.8b ld1 {v0.8b}, [x1], x2 avg v5.8b, v0.8b, v1.8b .if \avg ld1 {v2.8b}, [x0], x2 ld1 {v3.8b}, [x0] urhadd v4.8b, v4.8b, v2.8b urhadd v5.8b, v5.8b, v3.8b sub x0, x0, x2 .endif st1 {v4.8b}, [x0], x2 st1 {v5.8b}, [x0], x2 ret .endm .macro pixels8_xy2 rnd=1, avg=0 ldur d4, [x1, #1] sub w3, w3, #2 ld1 {v0.8b}, [x1], x2 NRND movi v19.8H, #1 ldur d6, [x1, #1] ld1 {v1.8b}, [x1], x2 uaddl v16.8h, v0.8b, v4.8b uaddl v17.8h, v1.8b, v6.8b 1: subs w3, w3, #2 ldur d4, [x1, #1] ld1 {v0.8b}, [x1], x2 add v18.8h, v16.8h, v17.8h NRND add v18.8H, v18.8H, v19.8H uaddl v16.8h, v0.8b, v4.8b mshrn v5.8b, v18.8h, #2 ldur d6, [x1, #1] ld1 {v1.8b}, [x1], x2 add v18.8h, v16.8h, v17.8h .if \avg ld1 {v7.8b}, [x0] urhadd v5.8b, v5.8b, v7.8b .endif NRND add v18.8H, v18.8H, v19.8H st1 {v5.8b}, [x0], x2 mshrn v7.8b, v18.8h, #2 .if \avg ld1 {v5.8b}, [x0] urhadd v7.8b, v7.8b, v5.8b .endif uaddl v17.8h, v1.8b, v6.8b st1 {v7.8b}, [x0], x2 b.gt 1b ldur d4, [x1, #1] ld1 {v0.8b}, [x1], x2 add v18.8h, v16.8h, v17.8h NRND add v18.8H, v18.8H, v19.8H uaddl v16.8h, v0.8b, v4.8b mshrn v5.8b, v18.8h, #2 add v18.8h, v16.8h, v17.8h .if \avg ld1 {v7.8b}, [x0] urhadd v5.8b, v5.8b, v7.8b .endif NRND add v18.8H, v18.8H, v19.8H st1 {v5.8b}, [x0], x2 mshrn v7.8b, v18.8h, #2 .if \avg ld1 {v5.8b}, [x0] urhadd v7.8b, v7.8b, v5.8b .endif st1 {v7.8b}, [x0], x2 ret .endm .macro pixfunc pfx, name, suf, rnd=1, avg=0 .if \rnd .macro avg rd, rn, rm urhadd \rd, \rn, \rm .endm .macro mshrn rd, rn, rm rshrn \rd, \rn, \rm .endm .macro mshrn2 rd, rn, rm rshrn2 \rd, \rn, \rm .endm .macro NRND insn:vararg .endm .else .macro avg rd, rn, rm uhadd \rd, \rn, \rm .endm .macro mshrn rd, rn, rm shrn \rd, \rn, \rm .endm .macro mshrn2 rd, rn, rm shrn2 \rd, \rn, \rm .endm .macro NRND insn:vararg \insn .endm .endif function ff_\pfx\name\suf\()_neon, export=1 \name \rnd, \avg endfunc .purgem avg .purgem mshrn .purgem mshrn2 .purgem NRND .endm .macro pixfunc2 pfx, name, avg=0 pixfunc \pfx, \name, rnd=1, avg=\avg pixfunc \pfx, \name, _no_rnd, rnd=0, avg=\avg .endm function ff_put_h264_qpel16_mc00_neon, export=1 mov w3, #16 endfunc pixfunc put_, pixels16, avg=0 pixfunc2 put_, pixels16_x2, avg=0 pixfunc2 put_, pixels16_y2, avg=0 pixfunc2 put_, pixels16_xy2, avg=0 function ff_avg_h264_qpel16_mc00_neon, export=1 mov w3, #16 endfunc pixfunc avg_, pixels16, avg=1 pixfunc2 avg_, pixels16_x2, avg=1 pixfunc2 avg_, pixels16_y2, avg=1 pixfunc2 avg_, pixels16_xy2, avg=1 function ff_put_h264_qpel8_mc00_neon, export=1 mov w3, #8 endfunc pixfunc put_, pixels8, avg=0 pixfunc2 put_, pixels8_x2, avg=0 pixfunc2 put_, pixels8_y2, avg=0 pixfunc2 put_, pixels8_xy2, avg=0 function ff_avg_h264_qpel8_mc00_neon, export=1 mov w3, #8 endfunc pixfunc avg_, pixels8, avg=1 pixfunc avg_, pixels8_x2, avg=1 pixfunc avg_, pixels8_y2, avg=1 pixfunc avg_, pixels8_xy2, avg=1