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third_party_ffmpeg/libavcodec/arm/sbrdsp_neon.S
Thilo Borgmann d814a839ac Reinstate proper FFmpeg license for all files.
2013-08-30 15:47:38 +00:00

412 lines
14 KiB
ArmAsm
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/*
* Copyright (c) 2012 Mans Rullgard
*
* 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"
function ff_sbr_sum64x5_neon, export=1
push {lr}
add r1, r0, # 64*4
add r2, r0, #128*4
add r3, r0, #192*4
add lr, r0, #256*4
mov r12, #64
1:
vld1.32 {q0}, [r0,:128]
vld1.32 {q1}, [r1,:128]!
vadd.f32 q0, q0, q1
vld1.32 {q2}, [r2,:128]!
vadd.f32 q0, q0, q2
vld1.32 {q3}, [r3,:128]!
vadd.f32 q0, q0, q3
vld1.32 {q8}, [lr,:128]!
vadd.f32 q0, q0, q8
vst1.32 {q0}, [r0,:128]!
subs r12, #4
bgt 1b
pop {pc}
endfunc
function ff_sbr_sum_square_neon, export=1
vmov.f32 q0, #0.0
1:
vld1.32 {q1}, [r0,:128]!
vmla.f32 q0, q1, q1
subs r1, r1, #2
bgt 1b
vadd.f32 d0, d0, d1
vpadd.f32 d0, d0, d0
NOVFP vmov.32 r0, d0[0]
bx lr
endfunc
function ff_sbr_neg_odd_64_neon, export=1
mov r1, r0
vmov.i32 q8, #1<<31
vld2.32 {q0,q1}, [r0,:128]!
veor q1, q1, q8
vld2.32 {q2,q3}, [r0,:128]!
.rept 3
vst2.32 {q0,q1}, [r1,:128]!
veor q3, q3, q8
vld2.32 {q0,q1}, [r0,:128]!
vst2.32 {q2,q3}, [r1,:128]!
veor q1, q1, q8
vld2.32 {q2,q3}, [r0,:128]!
.endr
veor q3, q3, q8
vst2.32 {q0,q1}, [r1,:128]!
vst2.32 {q2,q3}, [r1,:128]!
bx lr
endfunc
function ff_sbr_qmf_pre_shuffle_neon, export=1
add r1, r0, #60*4
add r2, r0, #64*4
vld1.32 {d0}, [r0,:64]!
vst1.32 {d0}, [r2,:64]!
mov r3, #-16
mov r12, #24
vmov.i32 q8, #1<<31
vld1.32 {q0}, [r1,:128], r3
vld1.32 {d2}, [r0,:64]!
1:
vld1.32 {d3,d4}, [r0,:128]!
vrev64.32 q0, q0
vld1.32 {q9}, [r1,:128], r3
veor q0, q0, q8
vld1.32 {d5,d6}, [r0,:128]!
vswp d0, d1
vrev64.32 q9, q9
vst2.32 {q0,q1}, [r2,:64]!
vmov q10, q2
veor q9, q9, q8
vmov d2, d6
vswp d18, d19
vld1.32 {q0}, [r1,:128], r3
vst2.32 {q9,q10}, [r2,:64]!
subs r12, r12, #8
bgt 1b
vld1.32 {d3,d4}, [r0,:128]!
vrev64.32 q0, q0
vld1.32 {q9}, [r1,:128], r3
veor q0, q0, q8
vld1.32 {d5}, [r0,:64]!
vswp d0, d1
vrev64.32 q9, q9
vst2.32 {q0,q1}, [r2,:64]!
vswp d4, d5
veor q1, q9, q8
vst2.32 {d3,d5}, [r2,:64]!
vst2.32 {d2[0],d4[0]}, [r2,:64]!
bx lr
endfunc
function ff_sbr_qmf_post_shuffle_neon, export=1
add r2, r1, #60*4
mov r3, #-16
mov r12, #32
vmov.i32 q8, #1<<31
vld1.32 {q0}, [r2,:128], r3
vld1.32 {q1}, [r1,:128]!
1:
pld [r2, #-32]
vrev64.32 q0, q0
vswp d2, d3
veor q0, q0, q8
vld1.32 {q2}, [r2,:128], r3
vld1.32 {q3}, [r1,:128]!
vst2.32 {d1,d3}, [r0,:128]!
vst2.32 {d0,d2}, [r0,:128]!
pld [r2, #-32]
vrev64.32 q2, q2
vswp d6, d7
veor q2, q2, q8
vld1.32 {q0}, [r2,:128], r3
vld1.32 {q1}, [r1,:128]!
vst2.32 {d5,d7}, [r0,:128]!
vst2.32 {d4,d6}, [r0,:128]!
subs r12, r12, #8
bgt 1b
bx lr
endfunc
function ff_sbr_qmf_deint_neg_neon, export=1
add r1, r1, #60*4
add r2, r0, #62*4
mov r3, #-16
mov r12, #32
vmov.i32 d2, #1<<31
1:
vld2.32 {d0,d1}, [r1,:128], r3
veor d0, d0, d2
vrev64.32 d1, d1
vst1.32 {d0}, [r2,:64]
vst1.32 {d1}, [r0,:64]!
sub r2, r2, #8
subs r12, r12, #2
bgt 1b
bx lr
endfunc
function ff_sbr_qmf_deint_bfly_neon, export=1
push {lr}
add r2, r2, #60*4
add r3, r0, #124*4
mov r12, #64
mov lr, #-16
1:
vld1.32 {q0}, [r1,:128]!
vld1.32 {q1}, [r2,:128], lr
vrev64.32 q2, q0
vrev64.32 q3, q1
vadd.f32 d3, d4, d3
vadd.f32 d2, d5, d2
vsub.f32 d0, d0, d7
vsub.f32 d1, d1, d6
vst1.32 {q1}, [r3,:128], lr
vst1.32 {q0}, [r0,:128]!
subs r12, r12, #4
bgt 1b
pop {pc}
endfunc
function ff_sbr_hf_g_filt_neon, export=1
ldr r12, [sp]
add r1, r1, r12, lsl #3
mov r12, #40*2*4
sub r3, r3, #1
vld2.32 {d2[],d3[]},[r2,:64]!
vld1.32 {d0}, [r1,:64], r12
1:
vld1.32 {d1}, [r1,:64], r12
vmul.f32 q3, q0, q1
vld2.32 {d2[],d3[]},[r2,:64]!
vld1.32 {d0}, [r1,:64], r12
vst1.32 {q3}, [r0,:64]!
subs r3, r3, #2
bgt 1b
it lt
bxlt lr
vmul.f32 d0, d0, d2
vst1.32 {d0}, [r0,:64]!
bx lr
endfunc
function ff_sbr_hf_gen_neon, export=1
NOVFP vld1.32 {d1[]}, [sp,:32]
VFP vdup.32 d1, d0[0]
vmul.f32 d0, d1, d1
vld1.32 {d3}, [r2,:64]
vld1.32 {d2}, [r3,:64]
vmul.f32 q0, q0, q1
ldrd r2, r3, [sp, #4*!HAVE_VFP_ARGS]
vtrn.32 d0, d1
vneg.f32 d18, d1
vtrn.32 d18, d1
add r0, r0, r2, lsl #3
add r1, r1, r2, lsl #3
sub r1, r1, #2*8
sub r3, r3, r2
vld1.32 {q1}, [r1,:128]!
1:
vld1.32 {q3}, [r1,:128]!
vrev64.32 q2, q1
vmov q8, q3
vrev64.32 d20, d3
vrev64.32 d21, d6
vmla.f32 q3, q1, d0[0]
vmla.f32 d6, d4, d18
vmla.f32 d7, d20, d18
vmla.f32 d6, d3, d0[1]
vmla.f32 d7, d16, d0[1]
vmla.f32 d6, d5, d1
vmla.f32 d7, d21, d1
vmov q1, q8
vst1.32 {q3}, [r0,:128]!
subs r3, r3, #2
bgt 1b
bx lr
endfunc
function ff_sbr_autocorrelate_neon, export=1
vld1.32 {q0}, [r0,:128]!
vmov.f32 q1, #0.0
vmov.f32 q3, #0.0
vmov.f32 d20, #0.0
vmul.f32 d21, d1, d1
vmov q8, q0
vmov q11, q0
mov r12, #36
1:
vld1.32 {q2}, [r0,:128]!
vrev64.32 q12, q2
vmla.f32 q10, q2, q2
vmla.f32 d2, d1, d4
vmla.f32 d3, d1, d24
vmla.f32 d6, d0, d4
vmla.f32 d7, d0, d24
vmla.f32 d2, d4, d5
vmla.f32 d3, d4, d25
vmla.f32 d6, d1, d5
vmla.f32 d7, d1, d25
vmov q0, q2
subs r12, r12, #2
bgt 1b
vld1.32 {q2}, [r0,:128]!
vrev64.32 q12, q2
vmla.f32 d2, d1, d4
vmla.f32 d3, d1, d24
vmla.f32 d6, d0, d4
vmla.f32 d7, d0, d24
vadd.f32 d20, d20, d21
vrev64.32 d18, d17
vmla.f32 d6, d1, d5
vmla.f32 d7, d1, d25
vmov q0, q1
vmla.f32 d0, d16, d17
vmla.f32 d1, d16, d18
vmla.f32 d2, d4, d5
vmla.f32 d3, d4, d25
vneg.f32 s15, s15
vmov d21, d20
vpadd.f32 d0, d0, d2
vpadd.f32 d7, d6, d7
vtrn.32 d1, d3
vsub.f32 d6, d1, d3
vmla.f32 d20, d22, d22
vmla.f32 d21, d4, d4
vtrn.32 d0, d6
vpadd.f32 d20, d20, d21
vst1.32 {q3}, [r1,:128]!
vst1.32 {d20[1]}, [r1,:32]
add r1, r1, #2*4
vst1.32 {d0}, [r1,:64]
add r1, r1, #4*4
vst1.32 {d20[0]}, [r1,:32]
bx lr
endfunc
function ff_sbr_hf_apply_noise_0_neon, export=1
vmov.i32 d3, #0
.Lhf_apply_noise_0:
push {r4,lr}
movrelx r4, X(ff_sbr_noise_table)
ldr r12, [sp, #12]
add r3, r3, #1
bfc r3, #9, #23
sub r12, r12, #1
1:
add lr, r4, r3, lsl #3
vld2.32 {q0}, [r0,:64]
vld2.32 {q3}, [lr,:64]
vld1.32 {d2}, [r1,:64]!
vld1.32 {d18}, [r2,:64]!
vceq.f32 d16, d2, #0
veor d2, d2, d3
vmov q2, q0
vmla.f32 d0, d6, d18
vmla.f32 d1, d7, d18
vadd.f32 d4, d4, d2
add r3, r3, #2
bfc r3, #9, #23
vbif d0, d4, d16
vbif d1, d5, d16
vst2.32 {q0}, [r0,:64]!
subs r12, r12, #2
bgt 1b
blt 2f
add lr, r4, r3, lsl #3
vld1.32 {d0}, [r0,:64]
vld1.32 {d6}, [lr,:64]
vld1.32 {d2[]}, [r1,:32]!
vld1.32 {d3[]}, [r2,:32]!
vceq.f32 d4, d2, #0
veor d2, d2, d3
vmov d1, d0
vmla.f32 d0, d6, d3
vadd.f32 s2, s2, s4
vbif d0, d1, d4
vst1.32 {d0}, [r0,:64]!
2:
pop {r4,pc}
endfunc
function ff_sbr_hf_apply_noise_1_neon, export=1
ldr r12, [sp]
push {r4,lr}
lsl r12, r12, #31
eor lr, r12, #1<<31
vmov d3, r12, lr
.Lhf_apply_noise_1:
movrelx r4, X(ff_sbr_noise_table)
ldr r12, [sp, #12]
add r3, r3, #1
bfc r3, #9, #23
sub r12, r12, #1
1:
add lr, r4, r3, lsl #3
vld2.32 {q0}, [r0,:64]
vld2.32 {q3}, [lr,:64]
vld1.32 {d2}, [r1,:64]!
vld1.32 {d18}, [r2,:64]!
vceq.f32 d16, d2, #0
veor d2, d2, d3
vmov q2, q0
vmla.f32 d0, d6, d18
vmla.f32 d1, d7, d18
vadd.f32 d5, d5, d2
add r3, r3, #2
bfc r3, #9, #23
vbif d0, d4, d16
vbif d1, d5, d16
vst2.32 {q0}, [r0,:64]!
subs r12, r12, #2
bgt 1b
blt 2f
add lr, r4, r3, lsl #3
vld1.32 {d0}, [r0,:64]
vld1.32 {d6}, [lr,:64]
vld1.32 {d2[]}, [r1,:32]!
vld1.32 {d18[]}, [r2,:32]!
vceq.f32 d4, d2, #0
veor d2, d2, d3
vmov d1, d0
vmla.f32 d0, d6, d18
vadd.f32 s3, s3, s5
vbif d0, d1, d4
vst1.32 {d0}, [r0,:64]!
2:
pop {r4,pc}
endfunc
function ff_sbr_hf_apply_noise_2_neon, export=1
vmov.i32 d3, #1<<31
b .Lhf_apply_noise_0
endfunc
function ff_sbr_hf_apply_noise_3_neon, export=1
ldr r12, [sp]
push {r4,lr}
lsl r12, r12, #31
eor lr, r12, #1<<31
vmov d3, lr, r12
b .Lhf_apply_noise_1
endfunc
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