diff options
Diffstat (limited to 'libavcodec/aarch64/aacpsdsp_neon.S')
| -rw-r--r-- | libavcodec/aarch64/aacpsdsp_neon.S | 148 |
1 files changed, 148 insertions, 0 deletions
diff --git a/libavcodec/aarch64/aacpsdsp_neon.S b/libavcodec/aarch64/aacpsdsp_neon.S new file mode 100644 index 0000000000..ff4e6e244a --- /dev/null +++ b/libavcodec/aarch64/aacpsdsp_neon.S @@ -0,0 +1,148 @@ +/* + * 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" + +function ff_ps_add_squares_neon, export=1 +1: ld1 {v0.4S,v1.4S}, [x1], #32 + fmul v0.4S, v0.4S, v0.4S + fmul v1.4S, v1.4S, v1.4S + faddp v2.4S, v0.4S, v1.4S + ld1 {v3.4S}, [x0] + fadd v3.4S, v3.4S, v2.4S + st1 {v3.4S}, [x0], #16 + subs w2, w2, #4 + b.gt 1b + ret +endfunc + +function ff_ps_mul_pair_single_neon, export=1 +1: ld1 {v0.4S,v1.4S}, [x1], #32 + ld1 {v2.4S}, [x2], #16 + zip1 v3.4S, v2.4S, v2.4S + zip2 v4.4S, v2.4S, v2.4S + fmul v0.4S, v0.4S, v3.4S + fmul v1.4S, v1.4S, v4.4S + st1 {v0.4S,v1.4S}, [x0], #32 + subs w3, w3, #4 + b.gt 1b + ret +endfunc + +function ff_ps_stereo_interpolate_neon, export=1 + ld1 {v0.4S}, [x2] + ld1 {v1.4S}, [x3] + zip1 v4.4S, v0.4S, v0.4S + zip2 v5.4S, v0.4S, v0.4S + zip1 v6.4S, v1.4S, v1.4S + zip2 v7.4S, v1.4S, v1.4S +1: ld1 {v2.2S}, [x0] + ld1 {v3.2S}, [x1] + fadd v4.4S, v4.4S, v6.4S + fadd v5.4S, v5.4S, v7.4S + mov v2.D[1], v2.D[0] + mov v3.D[1], v3.D[0] + fmul v2.4S, v2.4S, v4.4S + fmla v2.4S, v3.4S, v5.4S + st1 {v2.D}[0], [x0], #8 + st1 {v2.D}[1], [x1], #8 + subs w4, w4, #1 + b.gt 1b + ret +endfunc + +function ff_ps_stereo_interpolate_ipdopd_neon, export=1 + ld1 {v0.4S,v1.4S}, [x2] + ld1 {v6.4S,v7.4S}, [x3] + fneg v2.4S, v1.4S + fneg v3.4S, v7.4S + zip1 v16.4S, v0.4S, v0.4S + zip2 v17.4S, v0.4S, v0.4S + zip1 v18.4S, v2.4S, v1.4S + zip2 v19.4S, v2.4S, v1.4S + zip1 v20.4S, v6.4S, v6.4S + zip2 v21.4S, v6.4S, v6.4S + zip1 v22.4S, v3.4S, v7.4S + zip2 v23.4S, v3.4S, v7.4S +1: ld1 {v2.2S}, [x0] + ld1 {v3.2S}, [x1] + fadd v16.4S, v16.4S, v20.4S + fadd v17.4S, v17.4S, v21.4S + mov v2.D[1], v2.D[0] + mov v3.D[1], v3.D[0] + fmul v4.4S, v2.4S, v16.4S + fmla v4.4S, v3.4S, v17.4S + fadd v18.4S, v18.4S, v22.4S + fadd v19.4S, v19.4S, v23.4S + ext v2.16B, v2.16B, v2.16B, #4 + ext v3.16B, v3.16B, v3.16B, #4 + fmla v4.4S, v2.4S, v18.4S + fmla v4.4S, v3.4S, v19.4S + st1 {v4.D}[0], [x0], #8 + st1 {v4.D}[1], [x1], #8 + subs w4, w4, #1 + b.gt 1b + ret +endfunc + +function ff_ps_hybrid_analysis_neon, export=1 + lsl x3, x3, #3 + ld2 {v0.4S,v1.4S}, [x1], #32 + ld2 {v2.2S,v3.2S}, [x1], #16 + ld1 {v24.2S}, [x1], #8 + ld2 {v4.2S,v5.2S}, [x1], #16 + ld2 {v6.4S,v7.4S}, [x1] + rev64 v6.4S, v6.4S + rev64 v7.4S, v7.4S + ext v6.16B, v6.16B, v6.16B, #8 + ext v7.16B, v7.16B, v7.16B, #8 + rev64 v4.2S, v4.2S + rev64 v5.2S, v5.2S + mov v2.D[1], v3.D[0] + mov v4.D[1], v5.D[0] + mov v5.D[1], v2.D[0] + mov v3.D[1], v4.D[0] + fadd v16.4S, v0.4S, v6.4S + fadd v17.4S, v1.4S, v7.4S + fsub v18.4S, v1.4S, v7.4S + fsub v19.4S, v0.4S, v6.4S + fadd v22.4S, v2.4S, v4.4S + fsub v23.4S, v5.4S, v3.4S + trn1 v20.2D, v22.2D, v23.2D // {re4+re8, re5+re7, im8-im4, im7-im5} + trn2 v21.2D, v22.2D, v23.2D // {im4+im8, im5+im7, re4-re8, re5-re7} +1: ld2 {v2.4S,v3.4S}, [x2], #32 + ld2 {v4.2S,v5.2S}, [x2], #16 + ld1 {v6.2S}, [x2], #8 + add x2, x2, #8 + mov v4.D[1], v5.D[0] + mov v6.S[1], v6.S[0] + fmul v6.2S, v6.2S, v24.2S + fmul v0.4S, v2.4S, v16.4S + fmul v1.4S, v2.4S, v17.4S + fmls v0.4S, v3.4S, v18.4S + fmla v1.4S, v3.4S, v19.4S + fmla v0.4S, v4.4S, v20.4S + fmla v1.4S, v4.4S, v21.4S + faddp v0.4S, v0.4S, v1.4S + faddp v0.4S, v0.4S, v0.4S + fadd v0.2S, v0.2S, v6.2S + st1 {v0.2S}, [x0], x3 + subs w4, w4, #1 + b.gt 1b + ret +endfunc |