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Diffstat (limited to 'libavcodec/arm/mdct_fixed_neon.S')
| -rw-r--r-- | libavcodec/arm/mdct_fixed_neon.S | 193 |
1 files changed, 0 insertions, 193 deletions
diff --git a/libavcodec/arm/mdct_fixed_neon.S b/libavcodec/arm/mdct_fixed_neon.S deleted file mode 100644 index 365c5e7faf..0000000000 --- a/libavcodec/arm/mdct_fixed_neon.S +++ /dev/null @@ -1,193 +0,0 @@ -/* - * Copyright (c) 2011 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 prerot dst, rt - lsr r3, r6, #2 @ n4 - add \rt, r4, r6, lsr #1 @ revtab + n4 - add r9, r3, r3, lsl #1 @ n3 - add r8, r7, r6 @ tcos + n4 - add r3, r2, r6, lsr #1 @ in + n4 - add r9, r2, r9, lsl #1 @ in + n3 - sub r8, r8, #16 - sub r10, r3, #16 - sub r11, r9, #16 - mov r12, #-16 -1: - vld2.16 {d0,d1}, [r9, :128]! - vld2.16 {d2,d3}, [r11,:128], r12 - vld2.16 {d4,d5}, [r3, :128]! - vld2.16 {d6,d7}, [r10,:128], r12 - vld2.16 {d16,d17},[r7, :128]! @ cos, sin - vld2.16 {d18,d19},[r8, :128], r12 - vrev64.16 q1, q1 - vrev64.16 q3, q3 - vrev64.16 q9, q9 - vneg.s16 d0, d0 - vneg.s16 d2, d2 - vneg.s16 d16, d16 - vneg.s16 d18, d18 - vhsub.s16 d0, d0, d3 @ re - vhsub.s16 d4, d7, d4 @ im - vhsub.s16 d6, d6, d5 - vhsub.s16 d2, d2, d1 - vmull.s16 q10, d0, d16 - vmlsl.s16 q10, d4, d17 - vmull.s16 q11, d0, d17 - vmlal.s16 q11, d4, d16 - vmull.s16 q12, d6, d18 - vmlsl.s16 q12, d2, d19 - vmull.s16 q13, d6, d19 - vmlal.s16 q13, d2, d18 - vshrn.s32 d0, q10, #15 - vshrn.s32 d1, q11, #15 - vshrn.s32 d2, q12, #15 - vshrn.s32 d3, q13, #15 - vzip.16 d0, d1 - vzip.16 d2, d3 - ldrh lr, [r4], #2 - ldrh r2, [\rt, #-2]! - add lr, \dst, lr, lsl #2 - add r2, \dst, r2, lsl #2 - vst1.32 {d0[0]}, [lr,:32] - vst1.32 {d2[0]}, [r2,:32] - ldrh lr, [r4], #2 - ldrh r2, [\rt, #-2]! - add lr, \dst, lr, lsl #2 - add r2, \dst, r2, lsl #2 - vst1.32 {d0[1]}, [lr,:32] - vst1.32 {d2[1]}, [r2,:32] - ldrh lr, [r4], #2 - ldrh r2, [\rt, #-2]! - add lr, \dst, lr, lsl #2 - add r2, \dst, r2, lsl #2 - vst1.32 {d1[0]}, [lr,:32] - vst1.32 {d3[0]}, [r2,:32] - ldrh lr, [r4], #2 - ldrh r2, [\rt, #-2]! - add lr, \dst, lr, lsl #2 - add r2, \dst, r2, lsl #2 - vst1.32 {d1[1]}, [lr,:32] - vst1.32 {d3[1]}, [r2,:32] - subs r6, r6, #32 - bgt 1b -.endm - -function ff_mdct_fixed_calc_neon, export=1 - push {r1,r4-r11,lr} - - ldr r4, [r0, #8] @ revtab - ldr r6, [r0, #16] @ mdct_size; n - ldr r7, [r0, #24] @ tcos - - prerot r1, r5 - - mov r4, r0 - bl X(ff_fft_fixed_calc_neon) - - pop {r5} - mov r12, #-16 - ldr r6, [r4, #16] @ mdct_size; n - ldr r7, [r4, #24] @ tcos - add r5, r5, r6, lsr #1 - add r7, r7, r6, lsr #1 - sub r1, r5, #16 - sub r2, r7, #16 -1: - vld2.16 {d4,d5}, [r7,:128]! - vld2.16 {d6,d7}, [r2,:128], r12 - vld2.16 {d0,d1}, [r5,:128] - vld2.16 {d2,d3}, [r1,:128] - vrev64.16 q3, q3 - vrev64.16 q1, q1 - vneg.s16 q3, q3 - vneg.s16 q2, q2 - vmull.s16 q11, d2, d6 - vmlal.s16 q11, d3, d7 - vmull.s16 q8, d0, d5 - vmlsl.s16 q8, d1, d4 - vmull.s16 q9, d0, d4 - vmlal.s16 q9, d1, d5 - vmull.s16 q10, d2, d7 - vmlsl.s16 q10, d3, d6 - vshrn.s32 d0, q11, #15 - vshrn.s32 d1, q8, #15 - vshrn.s32 d2, q9, #15 - vshrn.s32 d3, q10, #15 - vrev64.16 q0, q0 - vst2.16 {d2,d3}, [r5,:128]! - vst2.16 {d0,d1}, [r1,:128], r12 - subs r6, r6, #32 - bgt 1b - - pop {r4-r11,pc} -endfunc - -function ff_mdct_fixed_calcw_neon, export=1 - push {r1,r4-r11,lr} - - ldrd r4, r5, [r0, #8] @ revtab, tmp_buf - ldr r6, [r0, #16] @ mdct_size; n - ldr r7, [r0, #24] @ tcos - - prerot r5, r1 - - mov r4, r0 - mov r1, r5 - bl X(ff_fft_fixed_calc_neon) - - pop {r7} - mov r12, #-16 - ldr r6, [r4, #16] @ mdct_size; n - ldr r9, [r4, #24] @ tcos - add r5, r5, r6, lsr #1 - add r7, r7, r6 - add r9, r9, r6, lsr #1 - sub r3, r5, #16 - sub r1, r7, #16 - sub r2, r9, #16 -1: - vld2.16 {d4,d5}, [r9,:128]! - vld2.16 {d6,d7}, [r2,:128], r12 - vld2.16 {d0,d1}, [r5,:128]! - vld2.16 {d2,d3}, [r3,:128], r12 - vrev64.16 q3, q3 - vrev64.16 q1, q1 - vneg.s16 q3, q3 - vneg.s16 q2, q2 - vmull.s16 q8, d2, d6 - vmlal.s16 q8, d3, d7 - vmull.s16 q9, d0, d5 - vmlsl.s16 q9, d1, d4 - vmull.s16 q10, d0, d4 - vmlal.s16 q10, d1, d5 - vmull.s16 q11, d2, d7 - vmlsl.s16 q11, d3, d6 - vrev64.32 q8, q8 - vrev64.32 q9, q9 - vst2.32 {q10,q11},[r7,:128]! - vst2.32 {d16,d18},[r1,:128], r12 - vst2.32 {d17,d19},[r1,:128], r12 - subs r6, r6, #32 - bgt 1b - - pop {r4-r11,pc} -endfunc |