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|
/*
* 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 X(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 X(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
function ff_rv40_h_loop_filter_strength_neon, export=1
pkhbt r2, r3, r2, lsl #18
ldr r3, [r0]
ldr_dpre r12, r0, r1
teq r3, r12
beq 1f
sub r0, r0, r1, lsl #1
vld1.32 {d4[]}, [r0,:32], r1 @ -3
vld1.32 {d0[]}, [r0,:32], r1 @ -2
vld1.32 {d4[1]}, [r0,:32], r1 @ -1
vld1.32 {d5[]}, [r0,:32], r1 @ 0
vld1.32 {d1[]}, [r0,:32], r1 @ 1
vld1.32 {d5[0]}, [r0,:32], r1 @ 2
vpaddl.u8 q8, q0 @ -2, -2, -2, -2, 1, 1, 1, 1
vpaddl.u8 q9, q2 @ -3, -3, -1, -1, 2, 2, 0, 0
vdup.32 d30, r2 @ beta2, beta << 2
vpadd.u16 d16, d16, d17 @ -2, -2, 1, 1
vpadd.u16 d18, d18, d19 @ -3, -1, 2, 0
vabd.u16 d16, d18, d16
vclt.u16 d16, d16, d30
ldrd r2, r3, [sp, #4]
vmovl.u16 q12, d16
vtrn.16 d16, d17
vshr.u32 q12, q12, #15
ldr r0, [sp]
vst1.32 {d24[1]}, [r2,:32]
vst1.32 {d25[1]}, [r3,:32]
cmp r0, #0
it eq
bxeq lr
vand d18, d16, d17
vtrn.32 d18, d19
vand d18, d18, d19
vmov.u16 r0, d18[0]
bx lr
1:
ldrd r2, r3, [sp, #4]
mov r0, #0
str r0, [r2]
str r0, [r3]
bx lr
endfunc
function ff_rv40_v_loop_filter_strength_neon, export=1
sub r0, r0, #3
pkhbt r2, r3, r2, lsl #18
vld1.8 {d0}, [r0], r1
vld1.8 {d1}, [r0], r1
vld1.8 {d2}, [r0], r1
vld1.8 {d3}, [r0], r1
vaddl.u8 q0, d0, d1
vaddl.u8 q1, d2, d3
vdup.32 q15, r2
vadd.u16 q0, q0, q1 @ -3, -2, -1, 0, 1, 2
vext.16 q1, q0, q0, #1 @ -2, -1, 0, 1, 2
vabd.u16 q0, q1, q0
vclt.u16 q0, q0, q15
ldrd r2, r3, [sp, #4]
vmovl.u16 q1, d0
vext.16 d1, d0, d1, #3
vshr.u32 q1, q1, #15
ldr r0, [sp]
vst1.32 {d2[1]}, [r2,:32]
vst1.32 {d3[1]}, [r3,:32]
cmp r0, #0
it eq
bxeq lr
vand d0, d0, d1
vtrn.16 d0, d1
vand d0, d0, d1
vmov.u16 r0, d0[0]
bx lr
endfunc
.macro rv40_weak_loop_filter
vdup.16 d30, r2 @ filter_p1
vdup.16 d31, r3 @ filter_q1
ldrd r2, r3, [sp]
vdup.16 d28, r2 @ alpha
vdup.16 d29, r3 @ beta
ldr r12, [sp, #8]
vdup.16 d25, r12 @ lim_p0q0
ldrd r2, r3, [sp, #12]
vsubl.u8 q9, d5, d4 @ x, t
vabdl.u8 q8, d5, d4 @ x, abs(t)
vneg.s16 q15, q15
vceq.i16 d16, d19, #0 @ !t
vshl.s16 d19, d19, #2 @ t << 2
vmul.u16 d18, d17, d28 @ alpha * abs(t)
vand d24, d30, d31 @ filter_p1 & filter_q1
vsubl.u8 q1, d0, d4 @ p1p2, p1p0
vsubl.u8 q3, d1, d5 @ q1q2, q1q0
vmov.i16 d22, #3
vshr.u16 d18, d18, #7
vadd.i16 d22, d22, d24 @ 3 - (filter_p1 & filter_q1)
vsubl.u8 q10, d0, d1 @ src[-2] - src[1]
vcle.u16 d18, d18, d22
vand d20, d20, d24
vneg.s16 d23, d25 @ -lim_p0q0
vadd.s16 d19, d19, d20
vbic d16, d18, d16 @ t && u <= 3 - (fp1 & fq1)
vtrn.32 d4, d5 @ -3, 2, -1, 0
vrshr.s16 d19, d19, #3
vmov d28, d29 @ beta
vswp d3, d6 @ q1q2, p1p0
vmin.s16 d19, d19, d25
vand d30, d30, d16
vand d31, d31, d16
vadd.s16 q10, q1, q3 @ p1p2 + p1p0, q1q2 + q1q0
vmax.s16 d19, d19, d23 @ diff
vabs.s16 q1, q1 @ abs(p1p2), abs(q1q2)
vand d18, d19, d16 @ diff
vcle.u16 q1, q1, q14
vneg.s16 d19, d18 @ -diff
vdup.16 d26, r3 @ lim_p1
vaddw.u8 q2, q9, d5 @ src[-1]+diff, src[0]-diff
vhsub.s16 q11, q10, q9
vand q1, q1, q15
vqmovun.s16 d4, q2 @ -1, 0
vand q9, q11, q1
vdup.16 d27, r2 @ lim_q1
vneg.s16 q9, q9
vneg.s16 q14, q13
vmin.s16 q9, q9, q13
vtrn.32 d0, d1 @ -2, 1, -2, 1
vmax.s16 q9, q9, q14
vaddw.u8 q3, q9, d0
vqmovun.s16 d5, q3 @ -2, 1
.endm
function ff_rv40_h_weak_loop_filter_neon, export=1
sub r0, r0, r1, lsl #1
sub r0, r0, r1
vld1.32 {d4[]}, [r0,:32], r1
vld1.32 {d0[]}, [r0,:32], r1
vld1.32 {d4[1]}, [r0,:32], r1
vld1.32 {d5[]}, [r0,:32], r1
vld1.32 {d1[]}, [r0,:32], r1
vld1.32 {d5[0]}, [r0,:32]
sub r0, r0, r1, lsl #2
rv40_weak_loop_filter
vst1.32 {d5[0]}, [r0,:32], r1
vst1.32 {d4[0]}, [r0,:32], r1
vst1.32 {d4[1]}, [r0,:32], r1
vst1.32 {d5[1]}, [r0,:32], r1
bx lr
endfunc
function ff_rv40_v_weak_loop_filter_neon, export=1
sub r12, r0, #3
sub r0, r0, #2
vld1.8 {d4}, [r12], r1
vld1.8 {d5}, [r12], r1
vld1.8 {d2}, [r12], r1
vld1.8 {d3}, [r12], r1
vtrn.16 q2, q1
vtrn.8 d4, d5
vtrn.8 d2, d3
vrev64.32 d5, d5
vtrn.32 q2, q1
vdup.32 d0, d3[0]
vdup.32 d1, d2[0]
rv40_weak_loop_filter
vtrn.32 q2, q3
vswp d4, d5
vst4.8 {d4[0],d5[0],d6[0],d7[0]}, [r0], r1
vst4.8 {d4[1],d5[1],d6[1],d7[1]}, [r0], r1
vst4.8 {d4[2],d5[2],d6[2],d7[2]}, [r0], r1
vst4.8 {d4[3],d5[3],d6[3],d7[3]}, [r0], r1
bx lr
endfunc
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