149 lines
5.3 KiB
ArmAsm
Executable File
149 lines
5.3 KiB
ArmAsm
Executable File
/*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "libavutil/aarch64/asm.S"
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function ff_ps_add_squares_neon, export=1
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1: ld1 {v0.4S,v1.4S}, [x1], #32
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fmul v0.4S, v0.4S, v0.4S
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fmul v1.4S, v1.4S, v1.4S
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faddp v2.4S, v0.4S, v1.4S
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ld1 {v3.4S}, [x0]
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fadd v3.4S, v3.4S, v2.4S
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st1 {v3.4S}, [x0], #16
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subs w2, w2, #4
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b.gt 1b
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ret
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endfunc
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function ff_ps_mul_pair_single_neon, export=1
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1: ld1 {v0.4S,v1.4S}, [x1], #32
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ld1 {v2.4S}, [x2], #16
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zip1 v3.4S, v2.4S, v2.4S
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zip2 v4.4S, v2.4S, v2.4S
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fmul v0.4S, v0.4S, v3.4S
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fmul v1.4S, v1.4S, v4.4S
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st1 {v0.4S,v1.4S}, [x0], #32
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subs w3, w3, #4
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b.gt 1b
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ret
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endfunc
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function ff_ps_stereo_interpolate_neon, export=1
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ld1 {v0.4S}, [x2]
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ld1 {v1.4S}, [x3]
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zip1 v4.4S, v0.4S, v0.4S
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zip2 v5.4S, v0.4S, v0.4S
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zip1 v6.4S, v1.4S, v1.4S
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zip2 v7.4S, v1.4S, v1.4S
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1: ld1 {v2.2S}, [x0]
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ld1 {v3.2S}, [x1]
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fadd v4.4S, v4.4S, v6.4S
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fadd v5.4S, v5.4S, v7.4S
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mov v2.D[1], v2.D[0]
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mov v3.D[1], v3.D[0]
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fmul v2.4S, v2.4S, v4.4S
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fmla v2.4S, v3.4S, v5.4S
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st1 {v2.D}[0], [x0], #8
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st1 {v2.D}[1], [x1], #8
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subs w4, w4, #1
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b.gt 1b
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ret
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endfunc
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function ff_ps_stereo_interpolate_ipdopd_neon, export=1
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ld1 {v0.4S,v1.4S}, [x2]
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ld1 {v6.4S,v7.4S}, [x3]
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fneg v2.4S, v1.4S
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fneg v3.4S, v7.4S
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zip1 v16.4S, v0.4S, v0.4S
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zip2 v17.4S, v0.4S, v0.4S
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zip1 v18.4S, v2.4S, v1.4S
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zip2 v19.4S, v2.4S, v1.4S
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zip1 v20.4S, v6.4S, v6.4S
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zip2 v21.4S, v6.4S, v6.4S
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zip1 v22.4S, v3.4S, v7.4S
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zip2 v23.4S, v3.4S, v7.4S
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1: ld1 {v2.2S}, [x0]
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ld1 {v3.2S}, [x1]
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fadd v16.4S, v16.4S, v20.4S
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fadd v17.4S, v17.4S, v21.4S
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mov v2.D[1], v2.D[0]
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mov v3.D[1], v3.D[0]
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fmul v4.4S, v2.4S, v16.4S
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fmla v4.4S, v3.4S, v17.4S
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fadd v18.4S, v18.4S, v22.4S
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fadd v19.4S, v19.4S, v23.4S
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ext v2.16B, v2.16B, v2.16B, #4
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ext v3.16B, v3.16B, v3.16B, #4
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fmla v4.4S, v2.4S, v18.4S
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fmla v4.4S, v3.4S, v19.4S
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st1 {v4.D}[0], [x0], #8
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st1 {v4.D}[1], [x1], #8
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subs w4, w4, #1
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b.gt 1b
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ret
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endfunc
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function ff_ps_hybrid_analysis_neon, export=1
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lsl x3, x3, #3
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ld2 {v0.4S,v1.4S}, [x1], #32
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ld2 {v2.2S,v3.2S}, [x1], #16
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ld1 {v24.2S}, [x1], #8
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ld2 {v4.2S,v5.2S}, [x1], #16
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ld2 {v6.4S,v7.4S}, [x1]
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rev64 v6.4S, v6.4S
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rev64 v7.4S, v7.4S
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ext v6.16B, v6.16B, v6.16B, #8
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ext v7.16B, v7.16B, v7.16B, #8
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rev64 v4.2S, v4.2S
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rev64 v5.2S, v5.2S
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mov v2.D[1], v3.D[0]
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mov v4.D[1], v5.D[0]
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mov v5.D[1], v2.D[0]
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mov v3.D[1], v4.D[0]
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fadd v16.4S, v0.4S, v6.4S
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fadd v17.4S, v1.4S, v7.4S
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fsub v18.4S, v1.4S, v7.4S
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fsub v19.4S, v0.4S, v6.4S
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fadd v22.4S, v2.4S, v4.4S
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fsub v23.4S, v5.4S, v3.4S
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trn1 v20.2D, v22.2D, v23.2D // {re4+re8, re5+re7, im8-im4, im7-im5}
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trn2 v21.2D, v22.2D, v23.2D // {im4+im8, im5+im7, re4-re8, re5-re7}
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1: ld2 {v2.4S,v3.4S}, [x2], #32
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ld2 {v4.2S,v5.2S}, [x2], #16
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ld1 {v6.2S}, [x2], #8
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add x2, x2, #8
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mov v4.D[1], v5.D[0]
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mov v6.S[1], v6.S[0]
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fmul v6.2S, v6.2S, v24.2S
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fmul v0.4S, v2.4S, v16.4S
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fmul v1.4S, v2.4S, v17.4S
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fmls v0.4S, v3.4S, v18.4S
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fmla v1.4S, v3.4S, v19.4S
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fmla v0.4S, v4.4S, v20.4S
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fmla v1.4S, v4.4S, v21.4S
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faddp v0.4S, v0.4S, v1.4S
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faddp v0.4S, v0.4S, v0.4S
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fadd v0.2S, v0.2S, v6.2S
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st1 {v0.2S}, [x0], x3
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subs w4, w4, #1
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b.gt 1b
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ret
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endfunc
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