/*
* Copyright (c) 2011 Janne Grunau <janne-libav@jannau.net>
* Copyright (c) 2011 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 "asm.S"
#include "neon.S"
.macro qpel_lowpass r0, r1, rc1, rc2, shift
vext.8 d25, \r0, \r1, #1 @ src[-1]
vext.8 d26, \r0, \r1, #4 @ src[ 2]
vext.8 d24, \r0, \r1, #5 @ src[ 3]
vaddl.u8 q9, d25, d26
vaddl.u8 q8, \r0, d24
vext.8 d27, \r0, \r1, #2 @ src[ 0]
vshl.s16 q12, q9, #2
vsub.s16 q8, q8, q9
vext.8 d28, \r0, \r1, #3 @ src[ 1]
vsub.s16 q8, q8, q12
vmlal.u8 q8, d27, \rc1
vmlal.u8 q8, d28, \rc2
vqrshrun.s16 \r0, q8, #\shift
.endm
.macro qpel_lowpass_x2 r0, r1, r2, r3, rc1, rc2, shift
vext.8 d25, \r0, \r1, #1 @ src[-1]
vext.8 d26, \r0, \r1, #4 @ src[ 2]
vext.8 d24, \r0, \r1, #5 @ src[ 3]
vaddl.u8 q9, d25, d26
vaddl.u8 q8, \r0, d24
vext.8 d29, \r0, \r1, #2 @ src[ 0]
vext.8 d28, \r0, \r1, #3 @ src[ 1]
vshl.s16 q10, q9, #2
vext.8 \r1, \r2, \r3, #1 @ src[-1]
vsub.s16 q8, q8, q9
vext.8 d22, \r2, \r3, #4 @ src[ 2]
vext.8 \r0, \r2, \r3, #5 @ src[ 3]
vaddl.u8 q13, \r1, d22
vaddl.u8 q12, \r2, \r0
vsub.s16 q8, q8, q10
vshl.s16 q9, q13, #2
vsub.s16 q12, q12, q13
vmlal.u8 q8, d29, \rc1
vmlal.u8 q8, d28, \rc2
vsub.s16 q12, q12, q9
vext.8 d26, \r2, \r3, #2 @ src[ 0]
vext.8 d27, \r2, \r3, #3 @ src[ 1]
vmlal.u8 q12, d26, \rc1
vmlal.u8 q12, d27, \rc2
vqrshrun.s16 \r0, q8, #\shift
vqrshrun.s16 \r2, q12, #\shift
.endm
.macro rv40_qpel8_h shift
function put_rv40_qpel8_h_lp_packed_s\shift\()_neon
1:
vld1.8 {q2}, [r1], r2
vld1.8 {q3}, [r1], r2
qpel_lowpass_x2 d4, d5, d6, d7, d0, d1, \shift
vst1.8 {d4}, [r12,:64]!
vst1.8 {d6}, [r12,:64]!
subs r3, r3, #2
bgt 1b
vld1.8 {q2}, [r1]
qpel_lowpass d4, d5, d0, d1, \shift
vst1.8 {d4}, [r12,:64]!
bx lr
endfunc
.endm
.macro rv40_qpel8_v shift, type
function \type\()_rv40_qpel8_v_lp_packed_s\shift\()_neon
vld1.64 {d2}, [r1,:64]!
vld1.64 {d3}, [r1,:64]!
vld1.64 {d4}, [r1,:64]!
vld1.64 {d5}, [r1,:64]!
vld1.64 {d6}, [r1,:64]!
vld1.64 {d7}, [r1,:64]!
vld1.64 {d8}, [r1,:64]!
vld1.64 {d9}, [r1,:64]!
vld1.64 {d10}, [r1,:64]!
vld1.64 {d11}, [r1,:64]!
vld1.64 {d12}, [r1,:64]!
vld1.64 {d13}, [r1,:64]!
vld1.64 {d14}, [r1,:64]!
transpose_8x8 d2, d3, d4, d5, d6, d7, d8, d9
transpose_8x8 d10, d11, d12, d13, d14, d15, d30, d31
qpel_lowpass_x2 d2, d10, d3, d11, d0, d1, \shift
qpel_lowpass_x2 d4, d12, d5, d13, d0, d1, \shift
qpel_lowpass_x2 d6, d14, d7, d15, d0, d1, \shift
qpel_lowpass_x2 d8, d30, d9, d31, d0, d1, \shift
transpose_8x8 d2, d3, d4, d5, d6, d7, d8, d9
.ifc \type,avg
vld1.64 d12, [r0,:64], r2
vld1.64 d13, [r0,:64], r2
vld1.64 d14, [r0,:64], r2
vld1.64 d15, [r0,:64], r2
vld1.64 d16, [r0,:64], r2
vld1.64 d17, [r0,:64], r2
vld1.64 d18, [r0,:64], r2
vld1.64 d19, [r0,:64], r2
sub r0, r0, r2, lsl #3
vrhadd.u8 q1, q1, q6
vrhadd.u8 q2, q2, q7
vrhadd.u8 q3, q3, q8
vrhadd.u8 q4, q4, q9
.endif
vst1.64 d2, [r0,:64], r2
vst1.64 d3, [r0,:64], r2
vst1.64 d4, [r0,:64], r2
vst1.64 d5, [r0,:64], r2
vst1.64 d6, [r0,:64], r2
vst1.64 d7, [r0,:64], r2
vst1.64 d8, [r0,:64], r2
vst1.64 d9, [r0,:64], r2
bx lr
endfunc
.endm
rv40_qpel8_h 5
rv40_qpel8_h 6
.macro rv40_qpel type
function \type\()_rv40_qpel8_h_lowpass_neon
.ifc \type,avg
mov r12, r0
.endif
1:
vld1.8 {q2}, [r1], r2
vld1.8 {q3}, [r1], r2
qpel_lowpass_x2 d4, d5, d6, d7, d0, d1, 6
.ifc \type,avg
vld1.8 {d3}, [r12,:64], r2
vld1.8 {d16}, [r12,:64], r2
vrhadd.u8 d4, d4, d3
vrhadd.u8 d6, d6, d16
.endif
vst1.8 {d4}, [r0,:64], r2
vst1.8 {d6}, [r0,:64], r2
subs r3, r3, #2
bgt 1b
bx lr
endfunc
function \type\()_rv40_qpel8_v_lowpass_neon
vld1.64 {d2}, [r1], r2
vld1.64 {d3}, [r1], r2
vld1.64 {d4}, [r1], r2
vld1.64 {d5}, [r1], r2
vld1.64 {d6}, [r1], r2
vld1.64 {d7}, [r1], r2
vld1.64 {d8}, [r1], r2
vld1.64 {d9}, [r1], r2
vld1.64 {d10}, [r1], r2
vld1.64 {d11}, [r1], r2
vld1.64 {d12}, [r1], r2
vld1.64 {d13}, [r1], r2
vld1.64 {d14}, [r1]
transpose_8x8 d2, d3, d4, d5, d6, d7, d8, d9
transpose_8x8 d10, d11, d12, d13, d14, d15, d30, d31
qpel_lowpass_x2 d2, d10, d3, d11, d0, d1, 6
qpel_lowpass_x2 d4, d12, d5, d13, d0, d1, 6
qpel_lowpass_x2 d6, d14, d7, d15, d0, d1, 6
qpel_lowpass_x2 d8, d30, d9, d31, d0, d1, 6
transpose_8x8 d2, d3, d4, d5, d6, d7, d8, d9
.ifc \type,avg
vld1.64 d12, [r0,:64], r2
vld1.64 d13, [r0,:64], r2
vld1.64 d14, [r0,:64], r2
vld1.64 d15, [r0,:64], r2
vld1.64 d16, [r0,:64], r2
vld1.64 d17, [r0,:64], r2
vld1.64 d18, [r0,:64], r2
vld1.64 d19, [r0,:64], r2
sub r0, r0, r2, lsl #3
vrhadd.u8 q1, q1, q6
vrhadd.u8 q2, q2, q7
vrhadd.u8 q3, q3, q8
vrhadd.u8 q4, q4, q9
.endif
vst1.64 d2, [r0,:64], r2
vst1.64 d3, [r0,:64], r2
vst1.64 d4, [r0,:64], r2
vst1.64 d5, [r0,:64], r2
vst1.64 d6, [r0,:64], r2
vst1.64 d7, [r0,:64], r2
vst1.64 d8, [r0,:64], r2
vst1.64 d9, [r0,:64], r2
bx lr
endfunc
rv40_qpel8_v 5, \type
rv40_qpel8_v 6, \type
function ff_\type\()_rv40_qpel8_mc10_neon, export=1
sub r1, r1, #2
mov r3, #8
vmov.i8 d0, #52
vmov.i8 d1, #20
b \type\()_rv40_qpel8_h_lowpass_neon
endfunc
function ff_\type\()_rv40_qpel8_mc30_neon, export=1
sub r1, r1, #2
mov r3, #8
vmov.i8 d0, #20
vmov.i8 d1, #52
b \type\()_rv40_qpel8_h_lowpass_neon
endfunc
function ff_\type\()_rv40_qpel8_mc01_neon, export=1
push {r4, lr}
vpush {d8-d15}
sub r1, r1, r2, lsl #1
vmov.i8 d0, #52
vmov.i8 d1, #20
bl \type\()_rv40_qpel8_v_lowpass_neon
vpop {d8-d15}
pop {r4, pc}
endfunc
function ff_\type\()_rv40_qpel8_mc11_neon, export=1
push {r4, lr}
vpush {d8-d15}
sub sp, sp, #14*8
add r12, sp, #7
bic r12, r12, #7
sub r1, r1, r2, lsl #1
sub r1, r1, #2
mov r3, #12
vmov.i8 d0, #52
vmov.i8 d1, #20
bl put_rv40_qpel8_h_lp_packed_s6_neon
add r1, sp, #7
bic r1, r1, #7
bl \type\()_rv40_qpel8_v_lp_packed_s6_neon
add sp, sp, #14*8
vpop {d8-d15}
pop {r4, pc}
endfunc
function ff_\type\()_rv40_qpel8_mc21_neon, export=1
push {r4, lr}
vpush {d8-d15}
sub sp, sp, #14*8
add r12, sp, #7
bic r12, r12, #7
sub r1, r1, r2, lsl #1
sub r1, r1, #2
mov r3, #12
vmov.i8 d0, #20
vmov.i8 d1, #20
bl put_rv40_qpel8_h_lp_packed_s5_neon
add r1, sp, #7
bic r1, r1, #7
vmov.i8 d0, #52
bl \type\()_rv40_qpel8_v_lp_packed_s6_neon
add sp, sp, #14*8
vpop {d8-d15}
pop {r4, pc}
endfunc
function ff_\type\()_rv40_qpel8_mc31_neon, export=1
push {r4, lr}
vpush {d8-d15}
sub sp, sp, #14*8
add r12, sp, #7
bic r12, r12, #7
sub r1, r1, r2, lsl #1
sub r1, r1, #2
mov r3, #12
vmov.i8 d0, #20
vmov.i8 d1, #52
bl put_rv40_qpel8_h_lp_packed_s6_neon
add r1, sp, #7
bic r1, r1, #7
vswp d0, d1
bl \type\()_rv40_qpel8_v_lp_packed_s6_neon
add sp, sp, #14*8
vpop {d8-d15}
pop {r4, pc}
endfunc
function ff_\type\()_rv40_qpel8_mc12_neon, export=1
push {r4, lr}
vpush {d8-d15}
sub sp, sp, #14*8
add r12, sp, #7
bic r12, r12, #7
sub r1, r1, r2, lsl #1
sub r1, r1, #2
mov r3, #12
vmov.i8 d0, #52
vmov.i8 d1, #20
bl put_rv40_qpel8_h_lp_packed_s6_neon
add r1, sp, #7
bic r1, r1, #7
vmov.i8 d0, #20
bl \type\()_rv40_qpel8_v_lp_packed_s5_neon
add sp, sp, #14*8
vpop {d8-d15}
pop {r4, pc}
endfunc
function ff_\type\()_rv40_qpel8_mc22_neon, export=1
push {r4, lr}
vpush {d8-d15}
sub sp, sp, #14*8
add r12, sp, #7
bic r12, r12, #7
sub r1, r1, r2, lsl #1
sub r1, r1, #2
mov r3, #12
vmov.i8 d0, #20
vmov.i8 d1, #20
bl put_rv40_qpel8_h_lp_packed_s5_neon
add r1, sp, #7
bic r1, r1, #7
bl \type\()_rv40_qpel8_v_lp_packed_s5_neon
add sp, sp, #14*8
vpop {d8-d15}
pop {r4, pc}
endfunc
function ff_\type\()_rv40_qpel8_mc32_neon, export=1
push {r4, lr}
vpush {d8-d15}
sub sp, sp, #14*8
add r12, sp, #7
bic r12, r12, #7
sub r1, r1, r2, lsl #1
sub r1, r1, #2
mov r3, #12
vmov.i8 d0, #20
vmov.i8 d1, #52
bl put_rv40_qpel8_h_lp_packed_s6_neon
add r1, sp, #7
bic r1, r1, #7
vmov.i8 d1, #20
bl \type\()_rv40_qpel8_v_lp_packed_s5_neon
add sp, sp, #14*8
vpop {d8-d15}
pop {r4, pc}
endfunc
function ff_\type\()_rv40_qpel8_mc03_neon, export=1
push {r4, lr}
vpush {d8-d15}
sub r1, r1, r2, lsl #1
vmov.i8 d0, #20
vmov.i8 d1, #52
bl \type\()_rv40_qpel8_v_lowpass_neon
vpop {d8-d15}
pop {r4, pc}
endfunc
function ff_\type\()_rv40_qpel8_mc33_neon, export=1
mov r3, #8
b ff_\type\()_pixels8_xy2_neon
endfunc
function ff_\type\()_rv40_qpel8_mc13_neon, export=1
push {r4, lr}
vpush {d8-d15}
sub sp, sp, #14*8
add r12, sp, #7
bic r12, r12, #7
sub r1, r1, r2, lsl #1
sub r1, r1, #2
mov r3, #12
vmov.i8 d0, #52
vmov.i8 d1, #20
bl put_rv40_qpel8_h_lp_packed_s6_neon
add r1, sp, #7
bic r1, r1, #7
vswp d0, d1
bl \type\()_rv40_qpel8_v_lp_packed_s6_neon
add sp, sp, #14*8
vpop {d8-d15}
pop {r4, pc}
endfunc
function ff_\type\()_rv40_qpel8_mc23_neon, export=1
push {r4, lr}
vpush {d8-d15}
sub sp, sp, #14*8
add r12, sp, #7
bic r12, r12, #7
sub r1, r1, r2, lsl #1
sub r1, r1, #2
mov r3, #12
vmov.i8 d0, #20
vmov.i8 d1, #20
bl put_rv40_qpel8_h_lp_packed_s5_neon
add r1, sp, #7
bic r1, r1, #7
vmov.i8 d1, #52
bl \type\()_rv40_qpel8_v_lp_packed_s6_neon
add sp, sp, #14*8
vpop {d8-d15}
pop {r4, pc}
endfunc
function ff_\type\()_rv40_qpel16_mc10_neon, export=1
vmov.i8 d0, #52
vmov.i8 d1, #20
.L\type\()_rv40_qpel16_h:
push {r1, lr}
sub r1, r1, #2
mov r3, #16
bl \type\()_rv40_qpel8_h_lowpass_neon
pop {r1, lr}
sub r0, r0, r2, lsl #4
add r0, r0, #8
add r1, r1, #6
mov r3, #16
b \type\()_rv40_qpel8_h_lowpass_neon
endfunc
function ff_\type\()_rv40_qpel16_mc30_neon, export=1
vmov.i8 d0, #20
vmov.i8 d1, #52
b .L\type\()_rv40_qpel16_h
endfunc
function ff_\type\()_rv40_qpel16_mc01_neon, export=1
vmov.i8 d0, #52
vmov.i8 d1, #20
.L\type\()_rv40_qpel16_v:
sub r1, r1, r2, lsl #1
push {r1, lr}
vpush {d8-d15}
bl \type\()_rv40_qpel8_v_lowpass_neon
sub r1, r1, r2, lsl #2
bl \type\()_rv40_qpel8_v_lowpass_neon
ldr r1, [sp, #64]
sub r0, r0, r2, lsl #4
add r0, r0, #8
add r1, r1, #8
bl \type\()_rv40_qpel8_v_lowpass_neon
sub r1, r1, r2, lsl #2
bl \type\()_rv40_qpel8_v_lowpass_neon
vpop {d8-d15}
pop {r1, pc}
endfunc
function ff_\type\()_rv40_qpel16_mc11_neon, export=1
sub r1, r1, r2, lsl #1
sub r1, r1, #2
push {r1, lr}
vpush {d8-d15}
sub sp, sp, #44*8
add r12, sp, #7
bic r12, r12, #7
mov r3, #20
vmov.i8 d0, #52
vmov.i8 d1, #20
bl put_rv40_qpel8_h_lp_packed_s6_neon
ldr r1, [sp, #416]
add r1, r1, #8
mov r3, #20
bl put_rv40_qpel8_h_lp_packed_s6_neon
.L\type\()_rv40_qpel16_v_s6:
add r1, sp, #7
bic r1, r1, #7
bl \type\()_rv40_qpel8_v_lp_packed_s6_neon
sub r1, r1, #40
bl \type\()_rv40_qpel8_v_lp_packed_s6_neon
sub r0, r0, r2, lsl #4
add r0, r0, #8
bl \type\()_rv40_qpel8_v_lp_packed_s6_neon
sub r1, r1, #40
bl \type\()_rv40_qpel8_v_lp_packed_s6_neon
add sp, sp, #44*8
vpop {d8-d15}
pop {r1, pc}
endfunc
function ff_\type\()_rv40_qpel16_mc21_neon, export=1
sub r1, r1, r2, lsl #1
sub r1, r1, #2
push {r1, lr}
vpush {d8-d15}
sub sp, sp, #44*8
add r12, sp, #7
bic r12, r12, #7
mov r3, #20
vmov.i8 d0, #20
vmov.i8 d1, #20
bl put_rv40_qpel8_h_lp_packed_s5_neon
ldr r1, [sp, #416]
add r1, r1, #8
mov r3, #20
bl put_rv40_qpel8_h_lp_packed_s5_neon
vmov.i8 d0, #52
b .L\type\()_rv40_qpel16_v_s6
endfunc
function ff_\type\()_rv40_qpel16_mc31_neon, export=1
sub r1, r1, r2, lsl #1
sub r1, r1, #2
push {r1, lr}
vpush {d8-d15}
sub sp, sp, #44*8
add r12, sp, #7
bic r12, r12, #7
mov r3, #20
vmov.i8 d0, #20
vmov.i8 d1, #52
bl put_rv40_qpel8_h_lp_packed_s6_neon
ldr r1, [sp, #416]
add r1, r1, #8
mov r3, #20
bl put_rv40_qpel8_h_lp_packed_s6_neon
vswp d0, d1
b .L\type\()_rv40_qpel16_v_s6
endfunc
function ff_\type\()_rv40_qpel16_mc12_neon, export=1
sub r1, r1, r2, lsl #1
sub r1, r1, #2
push {r1, lr}
vpush {d8-d15}
sub sp, sp, #44*8
add r12, sp, #7
bic r12, r12, #7
mov r3, #20
vmov.i8 d0, #52
vmov.i8 d1, #20
bl put_rv40_qpel8_h_lp_packed_s6_neon
ldr r1, [sp, #416]
add r1, r1, #8
mov r3, #20
bl put_rv40_qpel8_h_lp_packed_s6_neon
vmov.i8 d0, #20
.L\type\()_rv40_qpel16_v_s5:
add r1, sp, #7
bic r1, r1, #7
bl \type\()_rv40_qpel8_v_lp_packed_s5_neon
sub r1, r1, #40
bl \type\()_rv40_qpel8_v_lp_packed_s5_neon
sub r0, r0, r2, lsl #4
add r0, r0, #8
bl \type\()_rv40_qpel8_v_lp_packed_s5_neon
sub r1, r1, #40
bl \type\()_rv40_qpel8_v_lp_packed_s5_neon
add sp, sp, #44*8
vpop {d8-d15}
pop {r1, pc}
endfunc
function ff_\type\()_rv40_qpel16_mc22_neon, export=1
sub r1, r1, r2, lsl #1
sub r1, r1, #2
push {r1, lr}
vpush {d8-d15}
sub sp, sp, #44*8
add r12, sp, #7
bic r12, r12, #7
mov r3, #20
vmov.i8 d0, #20
vmov.i8 d1, #20
bl put_rv40_qpel8_h_lp_packed_s5_neon
ldr r1, [sp, #416]
add r1, r1, #8
mov r3, #20
bl put_rv40_qpel8_h_lp_packed_s5_neon
b .L\type\()_rv40_qpel16_v_s5
endfunc
function ff_\type\()_rv40_qpel16_mc32_neon, export=1
sub r1, r1, r2, lsl #1
sub r1, r1, #2
push {r1, lr}
vpush {d8-d15}
sub sp, sp, #44*8
add r12, sp, #7
bic r12, r12, #7
mov r3, #20
vmov.i8 d0, #20
vmov.i8 d1, #52
bl put_rv40_qpel8_h_lp_packed_s6_neon
ldr r1, [sp, #416]
add r1, r1, #8
mov r3, #20
bl put_rv40_qpel8_h_lp_packed_s6_neon
vmov.i8 d1, #20
b .L\type\()_rv40_qpel16_v_s5
endfunc
function ff_\type\()_rv40_qpel16_mc03_neon, export=1
vmov.i8 d0, #20
vmov.i8 d1, #52
b .L\type\()_rv40_qpel16_v
endfunc
function ff_\type\()_rv40_qpel16_mc13_neon, export=1
sub r1, r1, r2, lsl #1
sub r1, r1, #2
push {r1, lr}
vpush {d8-d15}
sub sp, sp, #44*8
add r12, sp, #7
bic r12, r12, #7
mov r3, #20
vmov.i8 d0, #52
vmov.i8 d1, #20
bl put_rv40_qpel8_h_lp_packed_s6_neon
ldr r1, [sp, #416]
add r1, r1, #8
mov r3, #20
bl put_rv40_qpel8_h_lp_packed_s6_neon
vswp d0, d1
b .L\type\()_rv40_qpel16_v_s6
endfunc
function ff_\type\()_rv40_qpel16_mc23_neon, export=1
sub r1, r1, r2, lsl #1
sub r1, r1, #2
push {r1, lr}
vpush {d8-d15}
sub sp, sp, #44*8
add r12, sp, #7
bic r12, r12, #7
mov r3, #20
vmov.i8 d0, #20
vmov.i8 d1, #20
bl put_rv40_qpel8_h_lp_packed_s5_neon
ldr r1, [sp, #416]
add r1, r1, #8
mov r3, #20
bl put_rv40_qpel8_h_lp_packed_s5_neon
vmov.i8 d1, #52
b .L\type\()_rv40_qpel16_v_s6
endfunc
function ff_\type\()_rv40_qpel16_mc33_neon, export=1
mov r3, #16
b ff_\type\()_pixels16_xy2_neon
endfunc
.endm
rv40_qpel put
rv40_qpel avg
.macro rv40_weight
vmovl.u8 q8, d2
vmovl.u8 q9, d3
vmovl.u8 q10, d4
vmovl.u8 q11, d5
vmull.u16 q2, d16, d0[2]
vmull.u16 q3, d17, d0[2]
vmull.u16 q8, d18, d0[2]
vmull.u16 q9, d19, d0[2]
vmull.u16 q12, d20, d0[0]
vmull.u16 q13, d21, d0[0]
vmull.u16 q14, d22, d0[0]
vmull.u16 q15, d23, d0[0]
vshrn.i32 d4, q2, #9
vshrn.i32 d5, q3, #9
vshrn.i32 d6, q8, #9
vshrn.i32 d7, q9, #9
vshrn.i32 d16, q12, #9
vshrn.i32 d17, q13, #9
vshrn.i32 d18, q14, #9
vshrn.i32 d19, q15, #9
vadd.u16 q2, q2, q8
vadd.u16 q3, q3, q9
vrshrn.i16 d2, q2, #5
vrshrn.i16 d3, q3, #5
.endm
/* void ff_rv40_weight_func_16_neon(uint8_t *dst, uint8_t *src1, uint8_t *src2,
int w1, int w2, int stride) */
function ff_rv40_weight_func_16_neon, export=1
ldr r12, [sp]
vmov d0, r3, r12
ldr r12, [sp, #4]
mov r3, #16
1:
vld1.8 {q1}, [r1,:128], r12
vld1.8 {q2}, [r2,:128], r12
rv40_weight
vst1.8 {q1}, [r0,:128], r12
subs r3, r3, #1
bne 1b
bx lr
endfunc
/* void ff_rv40_weight_func_8_neon(uint8_t *dst, uint8_t *src1, uint8_t *src2,
int w1, int w2, int stride) */
function ff_rv40_weight_func_8_neon, export=1
ldr r12, [sp]
vmov d0, r3, r12
ldr r12, [sp, #4]
mov r3, #8
1:
vld1.8 {d2}, [r1,:64], r12
vld1.8 {d3}, [r1,:64], r12
vld1.8 {d4}, [r2,:64], r12
vld1.8 {d5}, [r2,:64], r12
rv40_weight
vst1.8 {d2}, [r0,:64], r12
vst1.8 {d3}, [r0,:64], r12
subs r3, r3, #2
bne 1b
bx lr
endfunc