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FFmpeg/libavcodec/arm/dsputil_neon.S

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/*
* ARM NEON optimised DSP functions
* Copyright (c) 2008 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 "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_float_to_int16_neon, export=1
subs r2, r2, #8
vld1.64 {d0-d1}, [r1,:128]!
vcvt.s32.f32 q8, q0, #16
vld1.64 {d2-d3}, [r1,:128]!
vcvt.s32.f32 q9, q1, #16
beq 3f
bics ip, r2, #15
beq 2f
1: subs ip, ip, #16
vshrn.s32 d4, q8, #16
vld1.64 {d0-d1}, [r1,:128]!
vcvt.s32.f32 q0, q0, #16
vshrn.s32 d5, q9, #16
vld1.64 {d2-d3}, [r1,:128]!
vcvt.s32.f32 q1, q1, #16
vshrn.s32 d6, q0, #16
vst1.64 {d4-d5}, [r0,:128]!
vshrn.s32 d7, q1, #16
vld1.64 {d16-d17},[r1,:128]!
vcvt.s32.f32 q8, q8, #16
vld1.64 {d18-d19},[r1,:128]!
vcvt.s32.f32 q9, q9, #16
vst1.64 {d6-d7}, [r0,:128]!
bne 1b
ands r2, r2, #15
beq 3f
2: vld1.64 {d0-d1}, [r1,:128]!
vshrn.s32 d4, q8, #16
vcvt.s32.f32 q0, q0, #16
vld1.64 {d2-d3}, [r1,:128]!
vshrn.s32 d5, q9, #16
vcvt.s32.f32 q1, q1, #16
vshrn.s32 d6, q0, #16
vst1.64 {d4-d5}, [r0,:128]!
vshrn.s32 d7, q1, #16
vst1.64 {d6-d7}, [r0,:128]!
bx lr
3: vshrn.s32 d4, q8, #16
vshrn.s32 d5, q9, #16
vst1.64 {d4-d5}, [r0,:128]!
bx lr
endfunc
function ff_float_to_int16_interleave_neon, export=1
cmp r3, #2
ldrlt r1, [r1]
blt ff_float_to_int16_neon
bne 4f
ldr r3, [r1]
ldr r1, [r1, #4]
subs r2, r2, #8
vld1.64 {d0-d1}, [r3,:128]!
vcvt.s32.f32 q8, q0, #16
vld1.64 {d2-d3}, [r3,:128]!
vcvt.s32.f32 q9, q1, #16
vld1.64 {d20-d21},[r1,:128]!
vcvt.s32.f32 q10, q10, #16
vld1.64 {d22-d23},[r1,:128]!
vcvt.s32.f32 q11, q11, #16
beq 3f
bics ip, r2, #15
beq 2f
1: subs ip, ip, #16
vld1.64 {d0-d1}, [r3,:128]!
vcvt.s32.f32 q0, q0, #16
vsri.32 q10, q8, #16
vld1.64 {d2-d3}, [r3,:128]!
vcvt.s32.f32 q1, q1, #16
vld1.64 {d24-d25},[r1,:128]!
vcvt.s32.f32 q12, q12, #16
vld1.64 {d26-d27},[r1,:128]!
vsri.32 q11, q9, #16
vst1.64 {d20-d21},[r0,:128]!
vcvt.s32.f32 q13, q13, #16
vst1.64 {d22-d23},[r0,:128]!
vsri.32 q12, q0, #16
vld1.64 {d16-d17},[r3,:128]!
vsri.32 q13, q1, #16
vst1.64 {d24-d25},[r0,:128]!
vcvt.s32.f32 q8, q8, #16
vld1.64 {d18-d19},[r3,:128]!
vcvt.s32.f32 q9, q9, #16
vld1.64 {d20-d21},[r1,:128]!
vcvt.s32.f32 q10, q10, #16
vld1.64 {d22-d23},[r1,:128]!
vcvt.s32.f32 q11, q11, #16
vst1.64 {d26-d27},[r0,:128]!
bne 1b
ands r2, r2, #15
beq 3f
2: vsri.32 q10, q8, #16
vld1.64 {d0-d1}, [r3,:128]!
vcvt.s32.f32 q0, q0, #16
vld1.64 {d2-d3}, [r3,:128]!
vcvt.s32.f32 q1, q1, #16
vld1.64 {d24-d25},[r1,:128]!
vcvt.s32.f32 q12, q12, #16
vsri.32 q11, q9, #16
vld1.64 {d26-d27},[r1,:128]!
vcvt.s32.f32 q13, q13, #16
vst1.64 {d20-d21},[r0,:128]!
vsri.32 q12, q0, #16
vst1.64 {d22-d23},[r0,:128]!
vsri.32 q13, q1, #16
vst1.64 {d24-d27},[r0,:128]!
bx lr
3: vsri.32 q10, q8, #16
vsri.32 q11, q9, #16
vst1.64 {d20-d23},[r0,:128]!
bx lr
4: push {r4-r8,lr}
cmp r3, #4
lsl ip, r3, #1
blt 4f
@ 4 channels
5: ldmia r1!, {r4-r7}
mov lr, r2
mov r8, r0
vld1.64 {d16-d17},[r4,:128]!
vcvt.s32.f32 q8, q8, #16
vld1.64 {d18-d19},[r5,:128]!
vcvt.s32.f32 q9, q9, #16
vld1.64 {d20-d21},[r6,:128]!
vcvt.s32.f32 q10, q10, #16
vld1.64 {d22-d23},[r7,:128]!
vcvt.s32.f32 q11, q11, #16
6: subs lr, lr, #8
vld1.64 {d0-d1}, [r4,:128]!
vcvt.s32.f32 q0, q0, #16
vsri.32 q9, q8, #16
vld1.64 {d2-d3}, [r5,:128]!
vcvt.s32.f32 q1, q1, #16
vsri.32 q11, q10, #16
vld1.64 {d4-d5}, [r6,:128]!
vcvt.s32.f32 q2, q2, #16
vzip.32 d18, d22
vld1.64 {d6-d7}, [r7,:128]!
vcvt.s32.f32 q3, q3, #16
vzip.32 d19, d23
vst1.64 {d18}, [r8], ip
vsri.32 q1, q0, #16
vst1.64 {d22}, [r8], ip
vsri.32 q3, q2, #16
vst1.64 {d19}, [r8], ip
vzip.32 d2, d6
vst1.64 {d23}, [r8], ip
vzip.32 d3, d7
beq 7f
vld1.64 {d16-d17},[r4,:128]!
vcvt.s32.f32 q8, q8, #16
vst1.64 {d2}, [r8], ip
vld1.64 {d18-d19},[r5,:128]!
vcvt.s32.f32 q9, q9, #16
vst1.64 {d6}, [r8], ip
vld1.64 {d20-d21},[r6,:128]!
vcvt.s32.f32 q10, q10, #16
vst1.64 {d3}, [r8], ip
vld1.64 {d22-d23},[r7,:128]!
vcvt.s32.f32 q11, q11, #16
vst1.64 {d7}, [r8], ip
b 6b
7: vst1.64 {d2}, [r8], ip
vst1.64 {d6}, [r8], ip
vst1.64 {d3}, [r8], ip
vst1.64 {d7}, [r8], ip
subs r3, r3, #4
popeq {r4-r8,pc}
cmp r3, #4
add r0, r0, #8
bge 5b
@ 2 channels
4: cmp r3, #2
blt 4f
ldmia r1!, {r4-r5}
mov lr, r2
mov r8, r0
tst lr, #8
vld1.64 {d16-d17},[r4,:128]!
vcvt.s32.f32 q8, q8, #16
vld1.64 {d18-d19},[r5,:128]!
vcvt.s32.f32 q9, q9, #16
vld1.64 {d20-d21},[r4,:128]!
vcvt.s32.f32 q10, q10, #16
vld1.64 {d22-d23},[r5,:128]!
vcvt.s32.f32 q11, q11, #16
beq 6f
subs lr, lr, #8
beq 7f
vsri.32 d18, d16, #16
vsri.32 d19, d17, #16
vld1.64 {d16-d17},[r4,:128]!
vcvt.s32.f32 q8, q8, #16
vst1.32 {d18[0]}, [r8], ip
vsri.32 d22, d20, #16
vst1.32 {d18[1]}, [r8], ip
vsri.32 d23, d21, #16
vst1.32 {d19[0]}, [r8], ip
vst1.32 {d19[1]}, [r8], ip
vld1.64 {d18-d19},[r5,:128]!
vcvt.s32.f32 q9, q9, #16
vst1.32 {d22[0]}, [r8], ip
vst1.32 {d22[1]}, [r8], ip
vld1.64 {d20-d21},[r4,:128]!
vcvt.s32.f32 q10, q10, #16
vst1.32 {d23[0]}, [r8], ip
vst1.32 {d23[1]}, [r8], ip
vld1.64 {d22-d23},[r5,:128]!
vcvt.s32.f32 q11, q11, #16
6: subs lr, lr, #16
vld1.64 {d0-d1}, [r4,:128]!
vcvt.s32.f32 q0, q0, #16
vsri.32 d18, d16, #16
vld1.64 {d2-d3}, [r5,:128]!
vcvt.s32.f32 q1, q1, #16
vsri.32 d19, d17, #16
vld1.64 {d4-d5}, [r4,:128]!
vcvt.s32.f32 q2, q2, #16
vld1.64 {d6-d7}, [r5,:128]!
vcvt.s32.f32 q3, q3, #16
vst1.32 {d18[0]}, [r8], ip
vsri.32 d22, d20, #16
vst1.32 {d18[1]}, [r8], ip
vsri.32 d23, d21, #16
vst1.32 {d19[0]}, [r8], ip
vsri.32 d2, d0, #16
vst1.32 {d19[1]}, [r8], ip
vsri.32 d3, d1, #16
vst1.32 {d22[0]}, [r8], ip
vsri.32 d6, d4, #16
vst1.32 {d22[1]}, [r8], ip
vsri.32 d7, d5, #16
vst1.32 {d23[0]}, [r8], ip
vst1.32 {d23[1]}, [r8], ip
beq 6f
vld1.64 {d16-d17},[r4,:128]!
vcvt.s32.f32 q8, q8, #16
vst1.32 {d2[0]}, [r8], ip
vst1.32 {d2[1]}, [r8], ip
vld1.64 {d18-d19},[r5,:128]!
vcvt.s32.f32 q9, q9, #16
vst1.32 {d3[0]}, [r8], ip
vst1.32 {d3[1]}, [r8], ip
vld1.64 {d20-d21},[r4,:128]!
vcvt.s32.f32 q10, q10, #16
vst1.32 {d6[0]}, [r8], ip
vst1.32 {d6[1]}, [r8], ip
vld1.64 {d22-d23},[r5,:128]!
vcvt.s32.f32 q11, q11, #16
vst1.32 {d7[0]}, [r8], ip
vst1.32 {d7[1]}, [r8], ip
bgt 6b
6: vst1.32 {d2[0]}, [r8], ip
vst1.32 {d2[1]}, [r8], ip
vst1.32 {d3[0]}, [r8], ip
vst1.32 {d3[1]}, [r8], ip
vst1.32 {d6[0]}, [r8], ip
vst1.32 {d6[1]}, [r8], ip
vst1.32 {d7[0]}, [r8], ip
vst1.32 {d7[1]}, [r8], ip
b 8f
7: vsri.32 d18, d16, #16
vsri.32 d19, d17, #16
vst1.32 {d18[0]}, [r8], ip
vsri.32 d22, d20, #16
vst1.32 {d18[1]}, [r8], ip
vsri.32 d23, d21, #16
vst1.32 {d19[0]}, [r8], ip
vst1.32 {d19[1]}, [r8], ip
vst1.32 {d22[0]}, [r8], ip
vst1.32 {d22[1]}, [r8], ip
vst1.32 {d23[0]}, [r8], ip
vst1.32 {d23[1]}, [r8], ip
8: subs r3, r3, #2
add r0, r0, #4
popeq {r4-r8,pc}
@ 1 channel
4: ldr r4, [r1],#4
tst r2, #8
mov lr, r2
mov r5, r0
vld1.64 {d0-d1}, [r4,:128]!
vcvt.s32.f32 q0, q0, #16
vld1.64 {d2-d3}, [r4,:128]!
vcvt.s32.f32 q1, q1, #16
bne 8f
6: subs lr, lr, #16
vld1.64 {d4-d5}, [r4,:128]!
vcvt.s32.f32 q2, q2, #16
vld1.64 {d6-d7}, [r4,:128]!
vcvt.s32.f32 q3, q3, #16
vst1.16 {d0[1]}, [r5,:16], ip
vst1.16 {d0[3]}, [r5,:16], ip
vst1.16 {d1[1]}, [r5,:16], ip
vst1.16 {d1[3]}, [r5,:16], ip
vst1.16 {d2[1]}, [r5,:16], ip
vst1.16 {d2[3]}, [r5,:16], ip
vst1.16 {d3[1]}, [r5,:16], ip
vst1.16 {d3[3]}, [r5,:16], ip
beq 7f
vld1.64 {d0-d1}, [r4,:128]!
vcvt.s32.f32 q0, q0, #16
vld1.64 {d2-d3}, [r4,:128]!
vcvt.s32.f32 q1, q1, #16
7: vst1.16 {d4[1]}, [r5,:16], ip
vst1.16 {d4[3]}, [r5,:16], ip
vst1.16 {d5[1]}, [r5,:16], ip
vst1.16 {d5[3]}, [r5,:16], ip
vst1.16 {d6[1]}, [r5,:16], ip
vst1.16 {d6[3]}, [r5,:16], ip
vst1.16 {d7[1]}, [r5,:16], ip
vst1.16 {d7[3]}, [r5,:16], ip
bgt 6b
pop {r4-r8,pc}
8: subs lr, lr, #8
vst1.16 {d0[1]}, [r5,:16], ip
vst1.16 {d0[3]}, [r5,:16], ip
vst1.16 {d1[1]}, [r5,:16], ip
vst1.16 {d1[3]}, [r5,:16], ip
vst1.16 {d2[1]}, [r5,:16], ip
vst1.16 {d2[3]}, [r5,:16], ip
vst1.16 {d3[1]}, [r5,:16], ip
vst1.16 {d3[3]}, [r5,:16], ip
popeq {r4-r8,pc}
vld1.64 {d0-d1}, [r4,:128]!
vcvt.s32.f32 q0, q0, #16
vld1.64 {d2-d3}, [r4,:128]!
vcvt.s32.f32 q1, q1, #16
b 6b
endfunc
function ff_vector_fmul_neon, export=1
mov r3, r0
subs r2, r2, #8
vld1.64 {d0-d3}, [r0,:128]!
vld1.64 {d4-d7}, [r1,:128]!
vmul.f32 q8, q0, q2
vmul.f32 q9, q1, q3
beq 3f
bics ip, r2, #15
beq 2f
1: subs ip, ip, #16
vld1.64 {d0-d1}, [r0,:128]!
vld1.64 {d4-d5}, [r1,:128]!
vmul.f32 q10, q0, q2
vld1.64 {d2-d3}, [r0,:128]!
vld1.64 {d6-d7}, [r1,:128]!
vmul.f32 q11, q1, q3
vst1.64 {d16-d19},[r3,:128]!
vld1.64 {d0-d1}, [r0,:128]!
vld1.64 {d4-d5}, [r1,:128]!
vmul.f32 q8, q0, q2
vld1.64 {d2-d3}, [r0,:128]!
vld1.64 {d6-d7}, [r1,:128]!
vmul.f32 q9, q1, q3
vst1.64 {d20-d23},[r3,:128]!
bne 1b
ands r2, r2, #15
beq 3f
2: vld1.64 {d0-d1}, [r0,:128]!
vld1.64 {d4-d5}, [r1,:128]!
vst1.64 {d16-d17},[r3,:128]!
vmul.f32 q8, q0, q2
vld1.64 {d2-d3}, [r0,:128]!
vld1.64 {d6-d7}, [r1,:128]!
vst1.64 {d18-d19},[r3,:128]!
vmul.f32 q9, q1, q3
3: vst1.64 {d16-d19},[r3,:128]!
bx lr
endfunc
function ff_vector_fmul_window_neon, export=1
VFP vdup.32 q8, d0[0]
NOVFP vld1.32 {d16[],d17[]}, [sp,:32]
push {r4,r5,lr}
VFP ldr lr, [sp, #12]
NOVFP ldr lr, [sp, #16]
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
vmov q11, q8
vmla.f32 d22, d0, d4
vmov q10, q8
vmla.f32 d23, d1, d5
vrev64.32 q3, q3
vmla.f32 d20, d0, d7
vrev64.32 q1, q1
vmla.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]!
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
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
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_int32_to_float_fmul_scalar_neon, export=1
VFP vdup.32 q0, d0[0]
VFP len .req r2
NOVFP vdup.32 q0, r2
NOVFP len .req r3
vld1.32 {q1},[r1,:128]!
vcvt.f32.s32 q3, q1
vld1.32 {q2},[r1,:128]!
vcvt.f32.s32 q8, q2
1: subs len, len, #8
pld [r1, #16]
vmul.f32 q9, q3, q0
vmul.f32 q10, q8, q0
beq 2f
vld1.32 {q1},[r1,:128]!
vcvt.f32.s32 q3, q1
vld1.32 {q2},[r1,:128]!
vcvt.f32.s32 q8, q2
vst1.32 {q9}, [r0,:128]!
vst1.32 {q10},[r0,:128]!
b 1b
2: vst1.32 {q9}, [r0,:128]!
vst1.32 {q10},[r0,:128]!
bx lr
.unreq len
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