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|
/*
* ARM NEON optimised DSP functions
* Copyright (c) 2008 Mans Rullgard <mans@mansr.com>
*
* This file is part of Libav.
*
* Libav 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.
*
* Libav 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 Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "config.h"
#include "asm.S"
preserve8
.text
function ff_clear_block_neon, export=1
vmov.i16 q0, #0
.rept 8
vst1.16 {q0}, [r0,:128]!
.endr
bx lr
endfunc
function ff_clear_blocks_neon, export=1
vmov.i16 q0, #0
.rept 8*6
vst1.16 {q0}, [r0,:128]!
.endr
bx lr
endfunc
.macro pixels16 avg=0
.if \avg
mov ip, r0
.endif
1: vld1.64 {d0, d1}, [r1], r2
vld1.64 {d2, d3}, [r1], r2
vld1.64 {d4, d5}, [r1], r2
pld [r1, r2, lsl #2]
vld1.64 {d6, d7}, [r1], r2
pld [r1]
pld [r1, r2]
pld [r1, r2, lsl #1]
.if \avg
vld1.64 {d16,d17}, [ip,:128], r2
vrhadd.u8 q0, q0, q8
vld1.64 {d18,d19}, [ip,:128], r2
vrhadd.u8 q1, q1, q9
vld1.64 {d20,d21}, [ip,:128], r2
vrhadd.u8 q2, q2, q10
vld1.64 {d22,d23}, [ip,:128], r2
vrhadd.u8 q3, q3, q11
.endif
subs r3, r3, #4
vst1.64 {d0, d1}, [r0,:128], r2
vst1.64 {d2, d3}, [r0,:128], r2
vst1.64 {d4, d5}, [r0,:128], r2
vst1.64 {d6, d7}, [r0,:128], r2
bne 1b
bx lr
.endm
.macro pixels16_x2 vhadd=vrhadd.u8
1: vld1.64 {d0-d2}, [r1], r2
vld1.64 {d4-d6}, [r1], r2
pld [r1]
pld [r1, r2]
subs r3, r3, #2
vext.8 q1, q0, q1, #1
\vhadd q0, q0, q1
vext.8 q3, q2, q3, #1
\vhadd q2, q2, q3
vst1.64 {d0, d1}, [r0,:128], r2
vst1.64 {d4, d5}, [r0,:128], r2
bne 1b
bx lr
.endm
.macro pixels16_y2 vhadd=vrhadd.u8
vld1.64 {d0, d1}, [r1], r2
vld1.64 {d2, d3}, [r1], r2
1: subs r3, r3, #2
\vhadd q2, q0, q1
vld1.64 {d0, d1}, [r1], r2
\vhadd q3, q0, q1
vld1.64 {d2, d3}, [r1], r2
pld [r1]
pld [r1, r2]
vst1.64 {d4, d5}, [r0,:128], r2
vst1.64 {d6, d7}, [r0,:128], r2
bne 1b
bx lr
.endm
.macro pixels16_xy2 vshrn=vrshrn.u16 no_rnd=0
vld1.64 {d0-d2}, [r1], r2
vld1.64 {d4-d6}, [r1], r2
.if \no_rnd
vmov.i16 q13, #1
.endif
pld [r1]
pld [r1, r2]
vext.8 q1, q0, q1, #1
vext.8 q3, q2, q3, #1
vaddl.u8 q8, d0, d2
vaddl.u8 q10, d1, d3
vaddl.u8 q9, d4, d6
vaddl.u8 q11, d5, d7
1: subs r3, r3, #2
vld1.64 {d0-d2}, [r1], r2
vadd.u16 q12, q8, q9
pld [r1]
.if \no_rnd
vadd.u16 q12, q12, q13
.endif
vext.8 q15, q0, q1, #1
vadd.u16 q1 , q10, q11
\vshrn d28, q12, #2
.if \no_rnd
vadd.u16 q1, q1, q13
.endif
\vshrn d29, q1, #2
vaddl.u8 q8, d0, d30
vld1.64 {d2-d4}, [r1], r2
vaddl.u8 q10, d1, d31
vst1.64 {d28,d29}, [r0,:128], r2
vadd.u16 q12, q8, q9
pld [r1, r2]
.if \no_rnd
vadd.u16 q12, q12, q13
.endif
vext.8 q2, q1, q2, #1
vadd.u16 q0, q10, q11
\vshrn d30, q12, #2
.if \no_rnd
vadd.u16 q0, q0, q13
.endif
\vshrn d31, q0, #2
vaddl.u8 q9, d2, d4
vaddl.u8 q11, d3, d5
vst1.64 {d30,d31}, [r0,:128], r2
bgt 1b
bx lr
.endm
.macro pixels8 avg=0
1: vld1.64 {d0}, [r1], r2
vld1.64 {d1}, [r1], r2
vld1.64 {d2}, [r1], r2
pld [r1, r2, lsl #2]
vld1.64 {d3}, [r1], r2
pld [r1]
pld [r1, r2]
pld [r1, r2, lsl #1]
.if \avg
vld1.64 {d4}, [r0,:64], r2
vrhadd.u8 d0, d0, d4
vld1.64 {d5}, [r0,:64], r2
vrhadd.u8 d1, d1, d5
vld1.64 {d6}, [r0,:64], r2
vrhadd.u8 d2, d2, d6
vld1.64 {d7}, [r0,:64], r2
vrhadd.u8 d3, d3, d7
sub r0, r0, r2, lsl #2
.endif
subs r3, r3, #4
vst1.64 {d0}, [r0,:64], r2
vst1.64 {d1}, [r0,:64], r2
vst1.64 {d2}, [r0,:64], r2
vst1.64 {d3}, [r0,:64], r2
bne 1b
bx lr
.endm
.macro pixels8_x2 vhadd=vrhadd.u8
1: vld1.64 {d0, d1}, [r1], r2
vext.8 d1, d0, d1, #1
vld1.64 {d2, d3}, [r1], r2
vext.8 d3, d2, d3, #1
pld [r1]
pld [r1, r2]
subs r3, r3, #2
vswp d1, d2
\vhadd q0, q0, q1
vst1.64 {d0}, [r0,:64], r2
vst1.64 {d1}, [r0,:64], r2
bne 1b
bx lr
.endm
.macro pixels8_y2 vhadd=vrhadd.u8
vld1.64 {d0}, [r1], r2
vld1.64 {d1}, [r1], r2
1: subs r3, r3, #2
\vhadd d4, d0, d1
vld1.64 {d0}, [r1], r2
\vhadd d5, d0, d1
vld1.64 {d1}, [r1], r2
pld [r1]
pld [r1, r2]
vst1.64 {d4}, [r0,:64], r2
vst1.64 {d5}, [r0,:64], r2
bne 1b
bx lr
.endm
.macro pixels8_xy2 vshrn=vrshrn.u16 no_rnd=0
vld1.64 {d0, d1}, [r1], r2
vld1.64 {d2, d3}, [r1], r2
.if \no_rnd
vmov.i16 q11, #1
.endif
pld [r1]
pld [r1, r2]
vext.8 d4, d0, d1, #1
vext.8 d6, d2, d3, #1
vaddl.u8 q8, d0, d4
vaddl.u8 q9, d2, d6
1: subs r3, r3, #2
vld1.64 {d0, d1}, [r1], r2
pld [r1]
vadd.u16 q10, q8, q9
vext.8 d4, d0, d1, #1
.if \no_rnd
vadd.u16 q10, q10, q11
.endif
vaddl.u8 q8, d0, d4
\vshrn d5, q10, #2
vld1.64 {d2, d3}, [r1], r2
vadd.u16 q10, q8, q9
pld [r1, r2]
.if \no_rnd
vadd.u16 q10, q10, q11
.endif
vst1.64 {d5}, [r0,:64], r2
\vshrn d7, q10, #2
vext.8 d6, d2, d3, #1
vaddl.u8 q9, d2, d6
vst1.64 {d7}, [r0,:64], r2
bgt 1b
bx lr
.endm
.macro pixfunc pfx name suf rnd_op args:vararg
function ff_\pfx\name\suf\()_neon, export=1
\name \rnd_op \args
endfunc
.endm
.macro pixfunc2 pfx name args:vararg
pixfunc \pfx \name
pixfunc \pfx \name \args
.endm
function ff_put_h264_qpel16_mc00_neon, export=1
mov r3, #16
endfunc
pixfunc put_ pixels16
pixfunc2 put_ pixels16_x2, _no_rnd, vhadd.u8
pixfunc2 put_ pixels16_y2, _no_rnd, vhadd.u8
pixfunc2 put_ pixels16_xy2, _no_rnd, vshrn.u16, 1
function ff_avg_h264_qpel16_mc00_neon, export=1
mov r3, #16
endfunc
pixfunc avg_ pixels16,, 1
function ff_put_h264_qpel8_mc00_neon, export=1
mov r3, #8
endfunc
pixfunc put_ pixels8
pixfunc2 put_ pixels8_x2, _no_rnd, vhadd.u8
pixfunc2 put_ pixels8_y2, _no_rnd, vhadd.u8
pixfunc2 put_ pixels8_xy2, _no_rnd, vshrn.u16, 1
function ff_avg_h264_qpel8_mc00_neon, export=1
mov r3, #8
endfunc
pixfunc avg_ pixels8,, 1
function ff_put_pixels_clamped_neon, export=1
vld1.64 {d16-d19}, [r0,:128]!
vqmovun.s16 d0, q8
vld1.64 {d20-d23}, [r0,:128]!
vqmovun.s16 d1, q9
vld1.64 {d24-d27}, [r0,:128]!
vqmovun.s16 d2, q10
vld1.64 {d28-d31}, [r0,:128]!
vqmovun.s16 d3, q11
vst1.64 {d0}, [r1,:64], r2
vqmovun.s16 d4, q12
vst1.64 {d1}, [r1,:64], r2
vqmovun.s16 d5, q13
vst1.64 {d2}, [r1,:64], r2
vqmovun.s16 d6, q14
vst1.64 {d3}, [r1,:64], r2
vqmovun.s16 d7, q15
vst1.64 {d4}, [r1,:64], r2
vst1.64 {d5}, [r1,:64], r2
vst1.64 {d6}, [r1,:64], r2
vst1.64 {d7}, [r1,:64], r2
bx lr
endfunc
function ff_put_signed_pixels_clamped_neon, export=1
vmov.u8 d31, #128
vld1.64 {d16-d17}, [r0,:128]!
vqmovn.s16 d0, q8
vld1.64 {d18-d19}, [r0,:128]!
vqmovn.s16 d1, q9
vld1.64 {d16-d17}, [r0,:128]!
vqmovn.s16 d2, q8
vld1.64 {d18-d19}, [r0,:128]!
vadd.u8 d0, d0, d31
vld1.64 {d20-d21}, [r0,:128]!
vadd.u8 d1, d1, d31
vld1.64 {d22-d23}, [r0,:128]!
vadd.u8 d2, d2, d31
vst1.64 {d0}, [r1,:64], r2
vqmovn.s16 d3, q9
vst1.64 {d1}, [r1,:64], r2
vqmovn.s16 d4, q10
vst1.64 {d2}, [r1,:64], r2
vqmovn.s16 d5, q11
vld1.64 {d24-d25}, [r0,:128]!
vadd.u8 d3, d3, d31
vld1.64 {d26-d27}, [r0,:128]!
vadd.u8 d4, d4, d31
vadd.u8 d5, d5, d31
vst1.64 {d3}, [r1,:64], r2
vqmovn.s16 d6, q12
vst1.64 {d4}, [r1,:64], r2
vqmovn.s16 d7, q13
vst1.64 {d5}, [r1,:64], r2
vadd.u8 d6, d6, d31
vadd.u8 d7, d7, d31
vst1.64 {d6}, [r1,:64], r2
vst1.64 {d7}, [r1,:64], r2
bx lr
endfunc
function ff_add_pixels_clamped_neon, export=1
mov r3, r1
vld1.64 {d16}, [r1,:64], r2
vld1.64 {d0-d1}, [r0,:128]!
vaddw.u8 q0, q0, d16
vld1.64 {d17}, [r1,:64], r2
vld1.64 {d2-d3}, [r0,:128]!
vqmovun.s16 d0, q0
vld1.64 {d18}, [r1,:64], r2
vaddw.u8 q1, q1, d17
vld1.64 {d4-d5}, [r0,:128]!
vaddw.u8 q2, q2, d18
vst1.64 {d0}, [r3,:64], r2
vqmovun.s16 d2, q1
vld1.64 {d19}, [r1,:64], r2
vld1.64 {d6-d7}, [r0,:128]!
vaddw.u8 q3, q3, d19
vqmovun.s16 d4, q2
vst1.64 {d2}, [r3,:64], r2
vld1.64 {d16}, [r1,:64], r2
vqmovun.s16 d6, q3
vld1.64 {d0-d1}, [r0,:128]!
vaddw.u8 q0, q0, d16
vst1.64 {d4}, [r3,:64], r2
vld1.64 {d17}, [r1,:64], r2
vld1.64 {d2-d3}, [r0,:128]!
vaddw.u8 q1, q1, d17
vst1.64 {d6}, [r3,:64], r2
vqmovun.s16 d0, q0
vld1.64 {d18}, [r1,:64], r2
vld1.64 {d4-d5}, [r0,:128]!
vaddw.u8 q2, q2, d18
vst1.64 {d0}, [r3,:64], r2
vqmovun.s16 d2, q1
vld1.64 {d19}, [r1,:64], r2
vqmovun.s16 d4, q2
vld1.64 {d6-d7}, [r0,:128]!
vaddw.u8 q3, q3, d19
vst1.64 {d2}, [r3,:64], r2
vqmovun.s16 d6, q3
vst1.64 {d4}, [r3,:64], r2
vst1.64 {d6}, [r3,:64], r2
bx lr
endfunc
function ff_vector_fmul_neon, export=1
subs r3, r3, #8
vld1.64 {d0-d3}, [r1,:128]!
vld1.64 {d4-d7}, [r2,:128]!
vmul.f32 q8, q0, q2
vmul.f32 q9, q1, q3
beq 3f
bics ip, r3, #15
beq 2f
1: subs ip, ip, #16
vld1.64 {d0-d1}, [r1,:128]!
vld1.64 {d4-d5}, [r2,:128]!
vmul.f32 q10, q0, q2
vld1.64 {d2-d3}, [r1,:128]!
vld1.64 {d6-d7}, [r2,:128]!
vmul.f32 q11, q1, q3
vst1.64 {d16-d19},[r0,:128]!
vld1.64 {d0-d1}, [r1,:128]!
vld1.64 {d4-d5}, [r2,:128]!
vmul.f32 q8, q0, q2
vld1.64 {d2-d3}, [r1,:128]!
vld1.64 {d6-d7}, [r2,:128]!
vmul.f32 q9, q1, q3
vst1.64 {d20-d23},[r0,:128]!
bne 1b
ands r3, r3, #15
beq 3f
2: vld1.64 {d0-d1}, [r1,:128]!
vld1.64 {d4-d5}, [r2,:128]!
vst1.64 {d16-d17},[r0,:128]!
vmul.f32 q8, q0, q2
vld1.64 {d2-d3}, [r1,:128]!
vld1.64 {d6-d7}, [r2,:128]!
vst1.64 {d18-d19},[r0,:128]!
vmul.f32 q9, q1, q3
3: vst1.64 {d16-d19},[r0,:128]!
bx lr
endfunc
function ff_vector_fmul_window_neon, export=1
push {r4,r5,lr}
ldr lr, [sp, #12]
sub r2, r2, #8
sub r5, lr, #2
add r2, r2, r5, lsl #2
add r4, r3, r5, lsl #3
add ip, r0, r5, lsl #3
mov r5, #-16
vld1.64 {d0,d1}, [r1,:128]!
vld1.64 {d2,d3}, [r2,:128], r5
vld1.64 {d4,d5}, [r3,:128]!
vld1.64 {d6,d7}, [r4,:128], r5
1: subs lr, lr, #4
vmul.f32 d22, d0, d4
vrev64.32 q3, q3
vmul.f32 d23, d1, d5
vrev64.32 q1, q1
vmul.f32 d20, d0, d7
vmul.f32 d21, d1, d6
beq 2f
vmla.f32 d22, d3, d7
vld1.64 {d0,d1}, [r1,:128]!
vmla.f32 d23, d2, d6
vld1.64 {d18,d19},[r2,:128], r5
vmls.f32 d20, d3, d4
vld1.64 {d24,d25},[r3,:128]!
vmls.f32 d21, d2, d5
vld1.64 {d6,d7}, [r4,:128], r5
vmov q1, q9
vrev64.32 q11, q11
vmov q2, q12
vswp d22, d23
vst1.64 {d20,d21},[r0,:128]!
vst1.64 {d22,d23},[ip,:128], r5
b 1b
2: vmla.f32 d22, d3, d7
vmla.f32 d23, d2, d6
vmls.f32 d20, d3, d4
vmls.f32 d21, d2, d5
vrev64.32 q11, q11
vswp d22, d23
vst1.64 {d20,d21},[r0,:128]!
vst1.64 {d22,d23},[ip,:128], r5
pop {r4,r5,pc}
endfunc
#if CONFIG_VORBIS_DECODER
function ff_vorbis_inverse_coupling_neon, export=1
vmov.i32 q10, #1<<31
subs r2, r2, #4
mov r3, r0
mov r12, r1
beq 3f
vld1.32 {d24-d25},[r1,:128]!
vld1.32 {d22-d23},[r0,:128]!
vcle.s32 q8, q12, #0
vand q9, q11, q10
veor q12, q12, q9
vand q2, q12, q8
vbic q3, q12, q8
vadd.f32 q12, q11, q2
vsub.f32 q11, q11, q3
1: vld1.32 {d2-d3}, [r1,:128]!
vld1.32 {d0-d1}, [r0,:128]!
vcle.s32 q8, q1, #0
vand q9, q0, q10
veor q1, q1, q9
vst1.32 {d24-d25},[r3, :128]!
vst1.32 {d22-d23},[r12,:128]!
vand q2, q1, q8
vbic q3, q1, q8
vadd.f32 q1, q0, q2
vsub.f32 q0, q0, q3
subs r2, r2, #8
ble 2f
vld1.32 {d24-d25},[r1,:128]!
vld1.32 {d22-d23},[r0,:128]!
vcle.s32 q8, q12, #0
vand q9, q11, q10
veor q12, q12, q9
vst1.32 {d2-d3}, [r3, :128]!
vst1.32 {d0-d1}, [r12,:128]!
vand q2, q12, q8
vbic q3, q12, q8
vadd.f32 q12, q11, q2
vsub.f32 q11, q11, q3
b 1b
2: vst1.32 {d2-d3}, [r3, :128]!
vst1.32 {d0-d1}, [r12,:128]!
it lt
bxlt lr
3: vld1.32 {d2-d3}, [r1,:128]
vld1.32 {d0-d1}, [r0,:128]
vcle.s32 q8, q1, #0
vand q9, q0, q10
veor q1, q1, q9
vand q2, q1, q8
vbic q3, q1, q8
vadd.f32 q1, q0, q2
vsub.f32 q0, q0, q3
vst1.32 {d2-d3}, [r0,:128]!
vst1.32 {d0-d1}, [r1,:128]!
bx lr
endfunc
#endif
function ff_vector_fmul_scalar_neon, export=1
VFP len .req r2
NOVFP len .req r3
VFP vdup.32 q8, d0[0]
NOVFP vdup.32 q8, r2
bics r12, len, #15
beq 3f
vld1.32 {q0},[r1,:128]!
vld1.32 {q1},[r1,:128]!
1: vmul.f32 q0, q0, q8
vld1.32 {q2},[r1,:128]!
vmul.f32 q1, q1, q8
vld1.32 {q3},[r1,:128]!
vmul.f32 q2, q2, q8
vst1.32 {q0},[r0,:128]!
vmul.f32 q3, q3, q8
vst1.32 {q1},[r0,:128]!
subs r12, r12, #16
beq 2f
vld1.32 {q0},[r1,:128]!
vst1.32 {q2},[r0,:128]!
vld1.32 {q1},[r1,:128]!
vst1.32 {q3},[r0,:128]!
b 1b
2: vst1.32 {q2},[r0,:128]!
vst1.32 {q3},[r0,:128]!
ands len, len, #15
it eq
bxeq lr
3: vld1.32 {q0},[r1,:128]!
vmul.f32 q0, q0, q8
vst1.32 {q0},[r0,:128]!
subs len, len, #4
bgt 3b
bx lr
.unreq len
endfunc
function ff_vector_fmul_sv_scalar_2_neon, export=1
VFP vdup.32 d16, d0[0]
NOVFP vdup.32 d16, r3
NOVFP ldr r3, [sp]
vld1.32 {d0},[r1,:64]!
vld1.32 {d1},[r1,:64]!
1: subs r3, r3, #4
vmul.f32 d4, d0, d16
vmul.f32 d5, d1, d16
ldr r12, [r2], #4
vld1.32 {d2},[r12,:64]
ldr r12, [r2], #4
vld1.32 {d3},[r12,:64]
vmul.f32 d4, d4, d2
vmul.f32 d5, d5, d3
beq 2f
vld1.32 {d0},[r1,:64]!
vld1.32 {d1},[r1,:64]!
vst1.32 {d4},[r0,:64]!
vst1.32 {d5},[r0,:64]!
b 1b
2: vst1.32 {d4},[r0,:64]!
vst1.32 {d5},[r0,:64]!
bx lr
endfunc
function ff_vector_fmul_sv_scalar_4_neon, export=1
VFP vdup.32 q10, d0[0]
NOVFP vdup.32 q10, r3
NOVFP ldr r3, [sp]
push {lr}
bics lr, r3, #7
beq 3f
vld1.32 {q0},[r1,:128]!
vld1.32 {q2},[r1,:128]!
1: ldr r12, [r2], #4
vld1.32 {q1},[r12,:128]
ldr r12, [r2], #4
vld1.32 {q3},[r12,:128]
vmul.f32 q8, q0, q10
vmul.f32 q8, q8, q1
vmul.f32 q9, q2, q10
vmul.f32 q9, q9, q3
subs lr, lr, #8
beq 2f
vld1.32 {q0},[r1,:128]!
vld1.32 {q2},[r1,:128]!
vst1.32 {q8},[r0,:128]!
vst1.32 {q9},[r0,:128]!
b 1b
2: vst1.32 {q8},[r0,:128]!
vst1.32 {q9},[r0,:128]!
ands r3, r3, #7
it eq
popeq {pc}
3: vld1.32 {q0},[r1,:128]!
ldr r12, [r2], #4
vld1.32 {q1},[r12,:128]
vmul.f32 q0, q0, q10
vmul.f32 q0, q0, q1
vst1.32 {q0},[r0,:128]!
subs r3, r3, #4
bgt 3b
pop {pc}
endfunc
function ff_sv_fmul_scalar_2_neon, export=1
VFP len .req r2
NOVFP len .req r3
VFP vdup.32 q8, d0[0]
NOVFP vdup.32 q8, r2
ldr r12, [r1], #4
vld1.32 {d0},[r12,:64]
ldr r12, [r1], #4
vld1.32 {d1},[r12,:64]
1: vmul.f32 q1, q0, q8
subs len, len, #4
beq 2f
ldr r12, [r1], #4
vld1.32 {d0},[r12,:64]
ldr r12, [r1], #4
vld1.32 {d1},[r12,:64]
vst1.32 {q1},[r0,:128]!
b 1b
2: vst1.32 {q1},[r0,:128]!
bx lr
.unreq len
endfunc
function ff_sv_fmul_scalar_4_neon, export=1
VFP len .req r2
NOVFP len .req r3
VFP vdup.32 q8, d0[0]
NOVFP vdup.32 q8, r2
1: ldr r12, [r1], #4
vld1.32 {q0},[r12,:128]
vmul.f32 q0, q0, q8
vst1.32 {q0},[r0,:128]!
subs len, len, #4
bgt 1b
bx lr
.unreq len
endfunc
function ff_butterflies_float_neon, export=1
1: vld1.32 {q0},[r0,:128]
vld1.32 {q1},[r1,:128]
vsub.f32 q2, q0, q1
vadd.f32 q1, q0, q1
vst1.32 {q2},[r1,:128]!
vst1.32 {q1},[r0,:128]!
subs r2, r2, #4
bgt 1b
bx lr
endfunc
function ff_scalarproduct_float_neon, export=1
vmov.f32 q2, #0.0
1: vld1.32 {q0},[r0,:128]!
vld1.32 {q1},[r1,:128]!
vmla.f32 q2, q0, q1
subs r2, r2, #4
bgt 1b
vadd.f32 d0, d4, d5
vpadd.f32 d0, d0, d0
NOVFP vmov.32 r0, d0[0]
bx lr
endfunc
function ff_vector_fmul_reverse_neon, export=1
add r2, r2, r3, lsl #2
sub r2, r2, #32
mov r12, #-32
vld1.32 {q0-q1}, [r1,:128]!
vld1.32 {q2-q3}, [r2,:128], r12
1: pld [r1, #32]
vrev64.32 q3, q3
vmul.f32 d16, d0, d7
vmul.f32 d17, d1, d6
pld [r2, #-32]
vrev64.32 q2, q2
vmul.f32 d18, d2, d5
vmul.f32 d19, d3, d4
subs r3, r3, #8
beq 2f
vld1.32 {q0-q1}, [r1,:128]!
vld1.32 {q2-q3}, [r2,:128], r12
vst1.32 {q8-q9}, [r0,:128]!
b 1b
2: vst1.32 {q8-q9}, [r0,:128]!
bx lr
endfunc
function ff_vector_fmul_add_neon, export=1
ldr r12, [sp]
vld1.32 {q0-q1}, [r1,:128]!
vld1.32 {q8-q9}, [r2,:128]!
vld1.32 {q2-q3}, [r3,:128]!
vmul.f32 q10, q0, q8
vmul.f32 q11, q1, q9
1: vadd.f32 q12, q2, q10
vadd.f32 q13, q3, q11
pld [r1, #16]
pld [r2, #16]
pld [r3, #16]
subs r12, r12, #8
beq 2f
vld1.32 {q0}, [r1,:128]!
vld1.32 {q8}, [r2,:128]!
vmul.f32 q10, q0, q8
vld1.32 {q1}, [r1,:128]!
vld1.32 {q9}, [r2,:128]!
vmul.f32 q11, q1, q9
vld1.32 {q2-q3}, [r3,:128]!
vst1.32 {q12-q13},[r0,:128]!
b 1b
2: vst1.32 {q12-q13},[r0,:128]!
bx lr
endfunc
function ff_vector_clipf_neon, export=1
VFP vdup.32 q1, d0[1]
VFP vdup.32 q0, d0[0]
NOVFP vdup.32 q0, r2
NOVFP vdup.32 q1, r3
NOVFP ldr r2, [sp]
vld1.f32 {q2},[r1,:128]!
vmin.f32 q10, q2, q1
vld1.f32 {q3},[r1,:128]!
vmin.f32 q11, q3, q1
1: vmax.f32 q8, q10, q0
vmax.f32 q9, q11, q0
subs r2, r2, #8
beq 2f
vld1.f32 {q2},[r1,:128]!
vmin.f32 q10, q2, q1
vld1.f32 {q3},[r1,:128]!
vmin.f32 q11, q3, q1
vst1.f32 {q8},[r0,:128]!
vst1.f32 {q9},[r0,:128]!
b 1b
2: vst1.f32 {q8},[r0,:128]!
vst1.f32 {q9},[r0,:128]!
bx lr
endfunc
function ff_apply_window_int16_neon, export=1
push {r4,lr}
add r4, r1, r3, lsl #1
add lr, r0, r3, lsl #1
sub r4, r4, #16
sub lr, lr, #16
mov r12, #-16
1:
vld1.16 {q0}, [r1,:128]!
vld1.16 {q2}, [r2,:128]!
vld1.16 {q1}, [r4,:128], r12
vrev64.16 q3, q2
vqrdmulh.s16 q0, q0, q2
vqrdmulh.s16 d2, d2, d7
vqrdmulh.s16 d3, d3, d6
vst1.16 {q0}, [r0,:128]!
vst1.16 {q1}, [lr,:128], r12
subs r3, r3, #16
bgt 1b
pop {r4,pc}
endfunc
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