ref: bbf97cddaba6ac97a9445546ca133f3b1b719cc2
dir: /codec/common/arm64/deblocking_aarch64_neon.S/
/*!
* \copy
* Copyright (c) 2013, Cisco Systems
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
*/
#ifdef HAVE_NEON_AARCH64
#include "arm_arch64_common_macro.S"
.macro MASK_MATRIX arg0, arg1, arg2, arg3, arg4, arg5, arg6
uabd \arg6\().16b, \arg1\().16b, \arg2\().16b
cmhi \arg6\().16b, \arg4\().16b, \arg6\().16b
uabd \arg4\().16b, \arg0\().16b, \arg1\().16b
cmhi \arg4\().16b, \arg5\().16b, \arg4\().16b
and \arg6\().16b, \arg6\().16b, \arg4\().16b
uabd \arg4\().16b, \arg3\().16b, \arg2\().16b
cmhi \arg4\().16b, \arg5\().16b, \arg4\().16b
and \arg6\().16b, \arg6\().16b, \arg4\().16b
.endm
.macro DIFF_LUMA_LT4_P1_Q1 arg0, arg1, arg2, arg3, arg4, arg5, arg6, arg7, arg8, arg9
//v0, v1, v2, v3, v17(beta), v18(-Tc0), v6(Tc0), v7(flag), v19, v20
urhadd \arg8\().16b, \arg2\().16b, \arg3\().16b
uhadd \arg8\().16b, \arg0\().16b, \arg8\().16b
usubl \arg9\().8h, \arg8\().8b, \arg1\().8b
sqxtn \arg9\().8b, \arg9\().8h
usubl2 \arg8\().8h, \arg8\().16b, \arg1\().16b
sqxtn2 \arg9\().16b, \arg8\().8h
smax \arg8\().16b, \arg9\().16b, \arg5\().16b
//
smin \arg8\().16b, \arg8\().16b, \arg6\().16b
uabd \arg9\().16b, \arg0\().16b, \arg2\().16b
cmhi \arg9\().16b, \arg4\().16b, \arg9\().16b
and \arg8\().16b, \arg8\().16b, \arg9\().16b
and \arg8\().16b, \arg8\().16b, \arg7\().16b
add \arg8\().16b, \arg1\().16b, \arg8\().16b
abs \arg9\().16b, \arg9\().16b
.endm
.macro DIFF_LUMA_LT4_P0_Q0_1 arg0, arg1, arg2, arg3, arg4, arg5, arg6
usubl \arg5\().8h, \arg0\().8b, \arg3\().8b
usubl \arg6\().8h, \arg2\().8b, \arg1\().8b
shl \arg6\().8h, \arg6\().8h, #2
add \arg5\().8h, \arg5\().8h, \arg6\().8h
sqrshrn \arg4\().8b, \arg5\().8h, #3
.endm
.macro DIFF_LUMA_LT4_P0_Q0_2 arg0, arg1, arg2, arg3, arg4, arg5, arg6
usubl2 \arg5\().8h, \arg0\().16b, \arg3\().16b
usubl2 \arg6\().8h, \arg2\().16b, \arg1\().16b
shl \arg6\().8h, \arg6\().8h, #2
add \arg5\().8h, \arg5\().8h, \arg6\().8h
sqrshrn2 \arg4\().16b, \arg5\().8h, #3
.endm
.macro EXTRACT_DELTA_INTO_TWO_PART arg0, arg1
cmge \arg1\().16b, \arg0\().16b, #0
and \arg1\().16b, \arg0\().16b, \arg1\().16b
sub \arg0\().16b, \arg1\().16b, \arg0\().16b
.endm
.macro DIFF_LUMA_EQ4_P2P1P0_1 arg0, arg1, arg2, arg3, arg4, arg5, arg6, arg7, arg8, arg9
uaddl \arg8\().8h, \arg1\().8b, \arg2\().8b
uaddl \arg9\().8h, \arg3\().8b, \arg4\().8b
add \arg9\().8h, \arg9\().8h, \arg8\().8h
uaddl \arg8\().8h, \arg0\().8b, \arg1\().8b
shl \arg8\().8h, \arg8\().8h, #1
add \arg8\().8h, \arg9\().8h, \arg8\().8h
rshrn \arg0\().8b, \arg9\().8h, #2
rshrn \arg7\().8b, \arg8\().8h, #3
shl \arg9\().8h, \arg9\().8h, #1
usubl \arg8\().8h, \arg5\().8b, \arg1\().8b
add \arg9\().8h, \arg8\().8h, \arg9\().8h
uaddl \arg8\().8h, \arg2\().8b, \arg5\().8b
uaddw \arg8\().8h, \arg8\().8h, \arg2\().8b
uaddw \arg8\().8h, \arg8\().8h, \arg3\().8b
rshrn \arg9\().8b, \arg9\().8h, #3
rshrn \arg8\().8b, \arg8\().8h, #2
bsl \arg6\().8b, \arg9\().8b, \arg8\().8b
.endm
.macro DIFF_LUMA_EQ4_P2P1P0_2 arg0, arg1, arg2, arg3, arg4, arg5, arg6, arg7, arg8, arg9
uaddl2 \arg8\().8h, \arg1\().16b, \arg2\().16b
uaddl2 \arg9\().8h, \arg3\().16b, \arg4\().16b
add \arg9\().8h, \arg9\().8h, \arg8\().8h
uaddl2 \arg8\().8h, \arg0\().16b, \arg1\().16b
shl \arg8\().8h, \arg8\().8h, #1
add \arg8\().8h, \arg9\().8h, \arg8\().8h
rshrn2 \arg0\().16b, \arg9\().8h, #2
rshrn2 \arg7\().16b, \arg8\().8h, #3
shl \arg9\().8h, \arg9\().8h, #1
usubl2 \arg8\().8h, \arg5\().16b, \arg1\().16b
add \arg9\().8h, \arg8\().8h, \arg9\().8h
uaddl2 \arg8\().8h, \arg2\().16b, \arg5\().16b
uaddw2 \arg8\().8h, \arg8\().8h, \arg2\().16b
uaddw2 \arg8\().8h, \arg8\().8h, \arg3\().16b
rshrn2 \arg9\().16b, \arg9\().8h, #3
rshrn2 \arg8\().16b, \arg8\().8h, #2
bsl \arg6\().16b, \arg9\().16b, \arg8\().16b
.endm
.macro DIFF_CHROMA_EQ4_P0Q0_1 arg0, arg1, arg2, arg3, arg4, arg5, arg6, arg7
uaddl \arg4\().8h, \arg0\().8b, \arg3\().8b
shl \arg4\().8h, \arg4\().8h, #1
usubl \arg5\().8h, \arg1\().8b, \arg3\().8b
add \arg5\().8h, \arg5\().8h, \arg4\().8h
rshrn \arg6\().8b, \arg5\().8h, #2
usubl \arg5\().8h, \arg2\().8b, \arg0\().8b
add \arg5\().8h, \arg5\().8h, \arg4\().8h
rshrn \arg7\().8b, \arg5\().8h, #2
.endm
.macro DIFF_CHROMA_EQ4_P0Q0_2 arg0, arg1, arg2, arg3, arg4, arg5, arg6, arg7
uaddl2 \arg4\().8h, \arg0\().16b, \arg3\().16b
shl \arg4\().8h, \arg4\().8h, #1
usubl2 \arg5\().8h, \arg1\().16b, \arg3\().16b
add \arg5\().8h, \arg5\().8h, \arg4\().8h
rshrn2 \arg6\().16b, \arg5\().8h, #2
usubl2 \arg5\().8h, \arg2\().16b, \arg0\().16b
add \arg5\().8h, \arg5\().8h, \arg4\().8h
rshrn2 \arg7\().16b, \arg5\().8h, #2
.endm
.macro DIFF_LUMA_EQ4_MASK arg0, arg1, arg2, arg3
mov \arg3\().16b, \arg2\().16b
bsl \arg3\().16b, \arg0\().16b, \arg1\().16b
.endm
.macro LOAD_LUMA_DATA_3 arg0, arg1, arg2, arg3, arg4, arg5, arg6
ld3 {\arg0\().b, \arg1\().b, \arg2\().b} [\arg6], [x2], x1
ld3 {\arg3\().b, \arg4\().b, \arg5\().b} [\arg6], [x0], x1
.endm
.macro LOAD_LUMA_DATA_4 arg0, arg1, arg2, arg3, arg4, arg5, arg6, arg7, arg8
ld4 {\arg0\().b, \arg1\().b, \arg2\().b, \arg3\().b} [\arg8], [x3], x1
ld4 {\arg4\().b, \arg5\().b, \arg6\().b, \arg7\().b} [\arg8], [x0], x1
.endm
.macro STORE_LUMA_DATA_4 arg0, arg1, arg2, arg3, arg4, arg5
st4 {\arg0\().b, \arg1\().b, \arg2\().b, \arg3\().b} [\arg4], [x0], x1
st4 {\arg0\().b, \arg1\().b, \arg2\().b, \arg3\().b} [\arg5], [x2], x1
.endm
.macro STORE_LUMA_DATA_3 arg0, arg1, arg2, arg3, arg4, arg5, arg6
st3 {\arg0\().b, \arg1\().b, \arg2\().b} [\arg6], [x3], x1
st3 {\arg3\().b, \arg4\().b, \arg5\().b} [\arg6], [x0], x1
.endm
.macro LOAD_CHROMA_DATA_4 arg0, arg1, arg2, arg3, arg4, arg5
ld4 {\arg0\().b, \arg1\().b, \arg2\().b, \arg3\().b} [\arg5], [\arg4], x2
.endm
.macro STORE_CHROMA_DATA_2 arg0, arg1, arg2, arg3
st2 {\arg0\().b, \arg1\().b} [\arg3], [\arg2], x2
.endm
.macro ZERO_JUMP_END arg0, arg1, arg2, arg3
mov \arg1, \arg0\().d[0]
mov \arg2, \arg0\().d[1]
orr \arg1, \arg1, \arg2
cbz \arg1, \arg3
.endm
.macro BS_NZC_CHECK arg0, arg1, arg2, arg3, arg4
ld1 {v0.16b}, [\arg0]
//Arrange the input data --- TOP
ands x6, \arg1, #2
cbz x6, bs_nzc_check_jump0
sub x6, \arg0, \arg2, lsl #4
sub x6, x6, \arg2, lsl #3
add x6, x6, #12
ld1 {v1.s} [3], [x6]
bs_nzc_check_jump0:
ext v1.16b, v1.16b, v0.16b, #12
add \arg3\().16b, v0.16b, v1.16b
// Arrange the input data --- LEFT
ands x6, \arg1, #1
cbz x6, bs_nzc_check_jump1
sub x6, \arg0, #21
add x7, x6, #4
ld1 {v1.b} [12], [x6]
add x6, x7, #4
ld1 {v1.b} [13], [x7]
add x7, x6, #4
ld1 {v1.b} [14], [x6]
ld1 {v1.b} [15], [x7]
bs_nzc_check_jump1:
ins v2.d[0], v0.d[1]
zip1 v0.16b, v0.16b, v2.16b
ins v2.d[0], v0.d[1]
zip1 v0.16b, v0.16b, v2.16b
ext v1.16b, v1.16b, v0.16b, #12
add \arg4\().16b, v0.16b, v1.16b
.endm
.macro BS_COMPARE_MV arg0, arg1, arg2, arg3, arg4, arg5
//in: \arg0,\arg1(const),\arg2(const),\arg3(const),\arg4(const); out:\arg5
mov w6, #4
sabd v20.8h, \arg0\().8h, \arg1\().8h
sabd v21.8h, \arg1\().8h, \arg2\().8h
dup \arg0\().8h, w6
sabd v22.8h, \arg2\().8h, \arg3\().8h
sabd v23.8h, \arg3\().8h, \arg4\().8h
cmge v20.8h, v20.8h, \arg0\().8h
cmge v21.8h, v21.8h, \arg0\().8h
cmge v22.8h, v22.8h, \arg0\().8h
cmge v23.8h, v23.8h, \arg0\().8h
addp v20.8h, v20.8h, v21.8h
addp v21.8h, v22.8h, v23.8h
addhn \arg5\().8b, v20.8h, v20.8h
addhn2 \arg5\().16b, v21.8h, v21.8h
.endm
.macro BS_MV_CHECK arg0, arg1, arg2, arg3, arg4, arg5, arg6
ldp q0, q1, [\arg0], #32
ldp q2, q3, [\arg0]
sub \arg0, \arg0, #32
// Arrenge the input data --- TOP
ands x6, \arg1, #2
cbz x6, bs_mv_check_jump0
sub x6, \arg0, \arg2, lsl #6
add x6, x6, #48
ld1 {v4.16b}, [x6]
bs_mv_check_jump0:
BS_COMPARE_MV v4, v0, v1, v2, v3, \arg3
// Arrange the input data --- LEFT
ands x6, \arg1, #1
cbz x6, bs_mv_check_jump1
sub x6, \arg0, #52
add x7, x6, #16
ld1 {v4.s} [0], [x6]
add x6, x7, #16
ld1 {v4.s} [1], [x7]
add x7, x6, #16
ld1 {v4.s} [2], [x6]
ld1 {v4.s} [3], [x7]
bs_mv_check_jump1:
zip1 \arg5\().4s, v0.4s, v2.4s
zip2 \arg6\().4s, v0.4s, v2.4s
zip1 v0.4s, v1.4s, v3.4s
zip2 v2.4s, v1.4s, v3.4s
zip2 v1.4s, \arg5\().4s, v0.4s
zip1 v0.4s, \arg5\().4s, v0.4s
zip2 v3.4s, \arg6\().4s, v2.4s
zip1 v2.4s, \arg6\().4s, v2.4s
BS_COMPARE_MV v4, v0, v1, v2, v3, \arg4
.endm
WELS_ASM_AARCH64_FUNC_BEGIN WelsNonZeroCount_AArch64_neon
mov w1, #1
dup v3.8b, w1
ld1 {v0.8b, v1.8b, v2.8b}, [x0]
umin v0.8b, v0.8b, v3.8b
umin v1.8b, v1.8b, v3.8b
umin v2.8b, v2.8b, v3.8b
st1 {v0.8b, v1.8b, v2.8b}, [x0]
WELS_ASM_AARCH64_FUNC_END
WELS_ASM_AARCH64_FUNC_BEGIN DeblockLumaLt4V_AArch64_neon //uint8_t* pPix, int32_t iStride, int32_t iAlpha, int32_t iBeta, int8_t* tc
dup v16.16b, w2 //alpha
dup v17.16b, w3 //beta
SIGN_EXTENSION x1,w1
add x2, x1, x1, lsl #1
sub x2, x0, x2
movi v23.16b, #128
ld1 {v0.16b}, [x2], x1
ld1 {v1.16b}, [x2], x1
ld1 {v2.16b}, [x2]
ld1 {v3.16b}, [x0], x1
ld1 {v4.16b}, [x0], x1
ld1 {v5.16b}, [x0]
sub x2, x2, x1
ld4r {v18.8b, v19.8b, v20.8b, v21.8b}, [x4]
trn1 v18.2s, v18.2s, v19.2s
trn1 v20.2s, v20.2s, v21.2s
trn1 v6.2d, v18.2d, v20.2d // iTc0: 0000, 1111, 2222, 3333
cmge v7.16b, v6.16b, #0 // iTc0 Flag
MASK_MATRIX v1, v2, v3, v4, v16, v17, v18
and v7.16b, v7.16b, v18.16b // need filter flag
ZERO_JUMP_END v7, x3, x4, DeblockLumaLt4V_AArch64_neon_end
eor v18.16b, v18.16b, v18.16b
sub v18.16b, v18.16b, v6.16b // -iTc0: 0000, 1111, 2222, 3333
DIFF_LUMA_LT4_P1_Q1 v0, v1, v2, v3, v17, v18, v6, v7, v19, v20
st1 {v19.16b}, [x2], x1
DIFF_LUMA_LT4_P1_Q1 v5, v4, v3, v2, v17, v18, v6, v7, v21, v22
abs v20.16b, v20.16b
abs v22.16b, v22.16b
add v6.16b, v6.16b, v20.16b
add v6.16b, v6.16b, v22.16b
eor v18.16b, v18.16b, v18.16b
sub v18.16b, v18.16b, v6.16b
DIFF_LUMA_LT4_P0_Q0_1 v1, v2, v3, v4, v19, v20, v22
DIFF_LUMA_LT4_P0_Q0_2 v1, v2, v3, v4, v19, v20, v22
smax v19.16b, v19.16b, v18.16b
smin v19.16b, v19.16b, v6.16b
and v19.16b, v19.16b, v7.16b
EXTRACT_DELTA_INTO_TWO_PART v19, v20
uqadd v2.16b, v2.16b, v20.16b
uqsub v2.16b, v2.16b, v19.16b
st1 {v2.16b}, [x2], x1
uqsub v3.16b, v3.16b, v20.16b
uqadd v3.16b, v3.16b, v19.16b
st1 {v3.16b}, [x2], x1
st1 {v21.16b}, [x2]
DeblockLumaLt4V_AArch64_neon_end:
WELS_ASM_AARCH64_FUNC_END
WELS_ASM_AARCH64_FUNC_BEGIN DeblockLumaEq4V_AArch64_neon
dup v16.16b, w2 //alpha
dup v17.16b, w3 //beta
SIGN_EXTENSION x1,w1
sub x3, x0, x1, lsl #2
ld1 {v0.16b}, [x3], x1
ld1 {v4.16b}, [x0], x1
ld1 {v1.16b}, [x3], x1
ld1 {v5.16b}, [x0], x1
ld1 {v2.16b}, [x3], x1
ld1 {v6.16b}, [x0], x1
ld1 {v3.16b}, [x3]
ld1 {v7.16b}, [x0]
sub x3, x3, x1, lsl #1
MASK_MATRIX v2, v3, v4, v5, v16, v17, v18
lsr w2, w2, #2
add w2, w2, #2
dup v16.16b, w2 //((alpha >> 2) + 2)
uabd v19.16b, v3.16b, v4.16b
cmhi v20.16b, v16.16b, v19.16b //iDetaP0Q0 < ((iAlpha >> 2) + 2)
uabd v21.16b, v1.16b, v3.16b
cmhi v21.16b, v17.16b, v21.16b //bDetaP2P0
and v21.16b, v21.16b, v20.16b //(iDetaP0Q0 < ((iAlpha >> 2) + 2))&&bDetaP2P0
uabd v22.16b, v6.16b, v4.16b
cmhi v22.16b, v17.16b, v22.16b //bDetaQ2Q0
and v22.16b, v22.16b, v20.16b //(iDetaP0Q0 < ((iAlpha >> 2) + 2))&&bDetaQ2Q0
and v20.16b, v20.16b, v18.16b //(iDetaP0Q0 < iAlpha) && bDetaP1P0 && bDetaQ1Q0&&(iDetaP0Q0 < ((iAlpha >> 2) + 2))
mov v23.16b, v21.16b
mov v24.16b, v21.16b
mov v25.16b, v0.16b
DIFF_LUMA_EQ4_P2P1P0_1 v0, v1, v2, v3, v4, v5, v23, v19, v17, v16
DIFF_LUMA_EQ4_P2P1P0_2 v25, v1, v2, v3, v4, v5, v24, v19, v17, v16
ins v0.d[1], v25.d[1]
ins v23.d[1], v24.d[1]
and v21.16b, v20.16b, v21.16b
DIFF_LUMA_EQ4_MASK v19, v1, v21, v17
st1 {v17.16b}, [x3], x1
DIFF_LUMA_EQ4_MASK v0, v2, v21, v17
st1 {v17.16b}, [x3], x1
DIFF_LUMA_EQ4_MASK v23, v3, v18, v17
st1 {v17.16b}, [x3], x1
mov v23.16b, v22.16b
mov v24.16b, v22.16b
mov v25.16b, v7.16b
DIFF_LUMA_EQ4_P2P1P0_1 v7, v6, v5, v4, v3, v2, v23, v19, v17, v16
DIFF_LUMA_EQ4_P2P1P0_2 v25, v6, v5, v4, v3, v2, v24, v19, v17, v16
ins v7.d[1], v25.d[1]
ins v23.d[1], v24.d[1]
and v22.16b, v20.16b, v22.16b
DIFF_LUMA_EQ4_MASK v23, v4, v18, v17
st1 {v17.16b}, [x3], x1
DIFF_LUMA_EQ4_MASK v7, v5, v22, v17
st1 {v17.16b}, [x3], x1
DIFF_LUMA_EQ4_MASK v19, v6, v22, v17
st1 {v17.16b}, [x3], x1
DeblockLumaEq4V_AArch64_neon_end:
WELS_ASM_AARCH64_FUNC_END
WELS_ASM_AARCH64_FUNC_BEGIN DeblockLumaLt4H_AArch64_neon //uint8_t* pPix, int32_t iStride, int32_t iAlpha, int32_t iBeta, int8_t* tc
dup v16.16b, w2 //alpha
dup v17.16b, w3 //beta
sub x2, x0, #3
movi v23.16b, #128
SIGN_EXTENSION x1,w1
LOAD_LUMA_DATA_3 v0, v1, v2, v3, v4, v5, 0
LOAD_LUMA_DATA_3 v0, v1, v2, v3, v4, v5, 1
LOAD_LUMA_DATA_3 v0, v1, v2, v3, v4, v5, 2
LOAD_LUMA_DATA_3 v0, v1, v2, v3, v4, v5, 3
LOAD_LUMA_DATA_3 v0, v1, v2, v3, v4, v5, 4
LOAD_LUMA_DATA_3 v0, v1, v2, v3, v4, v5, 5
LOAD_LUMA_DATA_3 v0, v1, v2, v3, v4, v5, 6
LOAD_LUMA_DATA_3 v0, v1, v2, v3, v4, v5, 7
LOAD_LUMA_DATA_3 v0, v1, v2, v3, v4, v5, 8
LOAD_LUMA_DATA_3 v0, v1, v2, v3, v4, v5, 9
LOAD_LUMA_DATA_3 v0, v1, v2, v3, v4, v5, 10
LOAD_LUMA_DATA_3 v0, v1, v2, v3, v4, v5, 11
LOAD_LUMA_DATA_3 v0, v1, v2, v3, v4, v5, 12
LOAD_LUMA_DATA_3 v0, v1, v2, v3, v4, v5, 13
LOAD_LUMA_DATA_3 v0, v1, v2, v3, v4, v5, 14
LOAD_LUMA_DATA_3 v0, v1, v2, v3, v4, v5, 15
sub x0, x0, x1, lsl #4
ld4r {v18.8b, v19.8b, v20.8b, v21.8b}, [x4]
trn1 v18.2s, v18.2s, v19.2s
trn1 v20.2s, v20.2s, v21.2s
trn1 v6.2d, v18.2d, v20.2d // iTc0: 0000, 1111, 2222, 3333
cmge v7.16b, v6.16b, #0 // iTc0 Flag
MASK_MATRIX v1, v2, v3, v4, v16, v17, v18
and v7.16b, v7.16b, v18.16b // need filter flag
ZERO_JUMP_END v7, x3, x4, DeblockLumaLt4H_AArch64_neon_end
eor v18.16b, v18.16b, v18.16b
sub v18.16b, v18.16b, v6.16b // -iTc0: 0000, 1111, 2222, 3333
DIFF_LUMA_LT4_P1_Q1 v0, v1, v2, v3, v17, v18, v6, v7, v19, v20 //Use Tmp v23,v24
mov v25.16b, v19.16b
DIFF_LUMA_LT4_P1_Q1 v5, v4, v3, v2, v17, v18, v6, v7, v21, v22 //Use Tmp v23,v24
abs v20.16b, v20.16b
abs v22.16b, v22.16b
add v6.16b, v6.16b, v20.16b
add v6.16b, v6.16b, v22.16b
eor v18.16b, v18.16b, v18.16b
sub v18.16b, v18.16b, v6.16b
DIFF_LUMA_LT4_P0_Q0_1 v1, v2, v3, v4, v19, v20, v22
DIFF_LUMA_LT4_P0_Q0_2 v1, v2, v3, v4, v19, v20, v22
smax v19.16b, v19.16b, v18.16b
smin v19.16b, v19.16b, v6.16b
and v19.16b, v19.16b, v7.16b
EXTRACT_DELTA_INTO_TWO_PART v19, v20
uqadd v2.16b, v2.16b, v20.16b
uqsub v2.16b, v2.16b, v19.16b
mov v26.16b, v2.16b
uqsub v3.16b, v3.16b, v20.16b
uqadd v3.16b, v3.16b, v19.16b
mov v27.16b, v3.16b
mov v28.16b, v21.16b
sub x0, x0, #2
add x2, x0, x1
lsl x1, x1, #1
STORE_LUMA_DATA_4 v25, v26, v27, v28, 0, 1
STORE_LUMA_DATA_4 v25, v26, v27, v28, 2, 3
STORE_LUMA_DATA_4 v25, v26, v27, v28, 4, 5
STORE_LUMA_DATA_4 v25, v26, v27, v28, 6, 7
STORE_LUMA_DATA_4 v25, v26, v27, v28, 8, 9
STORE_LUMA_DATA_4 v25, v26, v27, v28, 10, 11
STORE_LUMA_DATA_4 v25, v26, v27, v28, 12, 13
STORE_LUMA_DATA_4 v25, v26, v27, v28, 14, 15
DeblockLumaLt4H_AArch64_neon_end:
WELS_ASM_AARCH64_FUNC_END
WELS_ASM_AARCH64_FUNC_BEGIN DeblockLumaEq4H_AArch64_neon
dup v16.16b, w2 //alpha
dup v17.16b, w3 //beta
sub x3, x0, #4
SIGN_EXTENSION x1,w1
LOAD_LUMA_DATA_4 v0, v1, v2, v3, v4, v5, v6, v7, 0
LOAD_LUMA_DATA_4 v0, v1, v2, v3, v4, v5, v6, v7, 1
LOAD_LUMA_DATA_4 v0, v1, v2, v3, v4, v5, v6, v7, 2
LOAD_LUMA_DATA_4 v0, v1, v2, v3, v4, v5, v6, v7, 3
LOAD_LUMA_DATA_4 v0, v1, v2, v3, v4, v5, v6, v7, 4
LOAD_LUMA_DATA_4 v0, v1, v2, v3, v4, v5, v6, v7, 5
LOAD_LUMA_DATA_4 v0, v1, v2, v3, v4, v5, v6, v7, 6
LOAD_LUMA_DATA_4 v0, v1, v2, v3, v4, v5, v6, v7, 7
LOAD_LUMA_DATA_4 v0, v1, v2, v3, v4, v5, v6, v7, 8
LOAD_LUMA_DATA_4 v0, v1, v2, v3, v4, v5, v6, v7, 9
LOAD_LUMA_DATA_4 v0, v1, v2, v3, v4, v5, v6, v7, 10
LOAD_LUMA_DATA_4 v0, v1, v2, v3, v4, v5, v6, v7, 11
LOAD_LUMA_DATA_4 v0, v1, v2, v3, v4, v5, v6, v7, 12
LOAD_LUMA_DATA_4 v0, v1, v2, v3, v4, v5, v6, v7, 13
LOAD_LUMA_DATA_4 v0, v1, v2, v3, v4, v5, v6, v7, 14
LOAD_LUMA_DATA_4 v0, v1, v2, v3, v4, v5, v6, v7, 15
sub x0, x0, x1, lsl #4
sub x3, x0, #3
MASK_MATRIX v2, v3, v4, v5, v16, v17, v18
ZERO_JUMP_END v18, x4, x5, DeblockLumaEq4H_AArch64_neon_end
lsr w2, w2, #2
add w2, w2, #2
dup v16.16b, w2 //((alpha >> 2) + 2)
uabd v19.16b, v3.16b, v4.16b
cmhi v20.16b, v16.16b, v19.16b //iDetaP0Q0 < ((iAlpha >> 2) + 2)
uabd v21.16b, v1.16b, v3.16b
cmhi v21.16b, v17.16b, v21.16b //bDetaP2P0
and v21.16b, v21.16b, v20.16b //(iDetaP0Q0 < ((iAlpha >> 2) + 2))&&bDetaP2P0
uabd v22.16b, v6.16b, v4.16b
cmhi v22.16b, v17.16b, v22.16b //bDetaQ2Q0
and v22.16b, v22.16b, v20.16b //(iDetaP0Q0 < ((iAlpha >> 2) + 2))&&bDetaQ2Q0
and v20.16b, v20.16b, v18.16b //(iDetaP0Q0 < iAlpha) && bDetaP1P0 && bDetaQ1Q0&&(iDetaP0Q0 < ((iAlpha >> 2) + 2))
mov v23.16b, v21.16b
mov v24.16b, v21.16b
mov v25.16b, v0.16b
DIFF_LUMA_EQ4_P2P1P0_1 v0, v1, v2, v3, v4, v5, v23, v19, v17, v16
DIFF_LUMA_EQ4_P2P1P0_2 v25, v1, v2, v3, v4, v5, v24, v19, v17, v16
ins v0.d[1], v25.d[1]
ins v23.d[1], v24.d[1]
and v21.16b, v20.16b, v21.16b
DIFF_LUMA_EQ4_MASK v19, v1, v21, v17
mov v26.16b, v17.16b
DIFF_LUMA_EQ4_MASK v0, v2, v21, v17
mov v27.16b, v17.16b
DIFF_LUMA_EQ4_MASK v23, v3, v18, v17
mov v28.16b, v17.16b
mov v23.16b, v22.16b
mov v24.16b, v22.16b
mov v25.16b, v7.16b
DIFF_LUMA_EQ4_P2P1P0_1 v7, v6, v5, v4, v3, v2, v23, v19, v17, v16
DIFF_LUMA_EQ4_P2P1P0_2 v25, v6, v5, v4, v3, v2, v24, v19, v17, v16
ins v7.d[1], v25.d[1]
ins v23.d[1], v24.d[1]
and v22.16b, v20.16b, v22.16b
DIFF_LUMA_EQ4_MASK v23, v4, v18, v17
mov v29.16b, v17.16b
DIFF_LUMA_EQ4_MASK v7, v5, v22, v17
mov v30.16b, v17.16b
DIFF_LUMA_EQ4_MASK v19, v6, v22, v17
mov v31.16b, v17.16b
STORE_LUMA_DATA_3 v26, v27, v28, v29, v30, v31, 0
STORE_LUMA_DATA_3 v26, v27, v28, v29, v30, v31, 1
STORE_LUMA_DATA_3 v26, v27, v28, v29, v30, v31, 2
STORE_LUMA_DATA_3 v26, v27, v28, v29, v30, v31, 3
STORE_LUMA_DATA_3 v26, v27, v28, v29, v30, v31, 4
STORE_LUMA_DATA_3 v26, v27, v28, v29, v30, v31, 5
STORE_LUMA_DATA_3 v26, v27, v28, v29, v30, v31, 6
STORE_LUMA_DATA_3 v26, v27, v28, v29, v30, v31, 7
STORE_LUMA_DATA_3 v26, v27, v28, v29, v30, v31, 8
STORE_LUMA_DATA_3 v26, v27, v28, v29, v30, v31, 9
STORE_LUMA_DATA_3 v26, v27, v28, v29, v30, v31, 10
STORE_LUMA_DATA_3 v26, v27, v28, v29, v30, v31, 11
STORE_LUMA_DATA_3 v26, v27, v28, v29, v30, v31, 12
STORE_LUMA_DATA_3 v26, v27, v28, v29, v30, v31, 13
STORE_LUMA_DATA_3 v26, v27, v28, v29, v30, v31, 14
STORE_LUMA_DATA_3 v26, v27, v28, v29, v30, v31, 15
DeblockLumaEq4H_AArch64_neon_end:
WELS_ASM_AARCH64_FUNC_END
WELS_ASM_AARCH64_FUNC_BEGIN DeblockChromaLt4V_AArch64_neon //uint8_t* pPixCb, uint8_t* pPixCr, int32_t iStrideX, int32_t iAlpha, int32_t iBeta, int8_t* pTc
dup v16.16b, w3 //alpha
dup v17.16b, w4 //beta
lsl x3, x2, #1
sub x6, x0, x3 //pPixCb-2*Stride
sub x7, x1, x3 //pPixCr-2*Stride
ld1 {v0.d} [0], [x6], x2
ld1 {v1.d} [0], [x6]
ld1 {v2.d} [0], [x0], x2
ld1 {v3.d} [0], [x0]
ld1 {v0.d} [1], [x7], x2
ld1 {v1.d} [1], [x7]
ld1 {v2.d} [1], [x1], x2
ld1 {v3.d} [1], [x1]
ld4r {v18.8b, v19.8b, v20.8b, v21.8b}, [x5]
trn1 v18.4h, v18.4h, v19.4h //0011,0011,
trn1 v20.4h, v20.4h, v21.4h //2233,2233
zip1 v6.4s, v18.4s, v20.4s //iTc0: 0011,2233,0011,2233
cmgt v7.16b, v6.16b, #0 // iTc0 Flag
MASK_MATRIX v0, v1, v2, v3, v16, v17, v18
and v7.16b, v7.16b, v18.16b // need filter flag
ZERO_JUMP_END v7, x4, x5, DeblockChromaLt4V_AArch64_neon_end
eor v18.16b, v18.16b, v18.16b
sub v18.16b, v18.16b, v6.16b //-iTc0: 0011,2233,0011,2233
DIFF_LUMA_LT4_P0_Q0_1 v0, v1, v2, v3, v19, v20, v22
DIFF_LUMA_LT4_P0_Q0_2 v0, v1, v2, v3, v19, v20, v22
smax v19.16b, v19.16b, v18.16b
smin v19.16b, v19.16b, v6.16b
and v19.16b, v19.16b, v7.16b
EXTRACT_DELTA_INTO_TWO_PART v19, v20
uqadd v1.16b, v1.16b, v20.16b
uqsub v1.16b, v1.16b, v19.16b
st1 {v1.d} [0], [x6], x2
st1 {v1.d} [1], [x7], x2
uqsub v2.16b, v2.16b, v20.16b
uqadd v2.16b, v2.16b, v19.16b
st1 {v2.d} [0], [x6]
st1 {v2.d} [1], [x7]
DeblockChromaLt4V_AArch64_neon_end:
WELS_ASM_AARCH64_FUNC_END
WELS_ASM_AARCH64_FUNC_BEGIN DeblockChromaLt4H_AArch64_neon //uint8_t* pPixCb, uint8_t* pPixCr, int32_t iStrideX, int32_t iAlpha, int32_t iBeta, int8_t* pTc
dup v16.16b, w3 //alpha
dup v17.16b, w4 //beta
sub x6, x0, #2 //pPixCb-2
sub x7, x1, #2 //pPixCr-2
LOAD_CHROMA_DATA_4 v0, v1, v2, v3, x6, 0
LOAD_CHROMA_DATA_4 v0, v1, v2, v3, x6, 1
LOAD_CHROMA_DATA_4 v0, v1, v2, v3, x6, 2
LOAD_CHROMA_DATA_4 v0, v1, v2, v3, x6, 3
LOAD_CHROMA_DATA_4 v0, v1, v2, v3, x6, 4
LOAD_CHROMA_DATA_4 v0, v1, v2, v3, x6, 5
LOAD_CHROMA_DATA_4 v0, v1, v2, v3, x6, 6
LOAD_CHROMA_DATA_4 v0, v1, v2, v3, x6, 7
LOAD_CHROMA_DATA_4 v0, v1, v2, v3, x7, 8
LOAD_CHROMA_DATA_4 v0, v1, v2, v3, x7, 9
LOAD_CHROMA_DATA_4 v0, v1, v2, v3, x7, 10
LOAD_CHROMA_DATA_4 v0, v1, v2, v3, x7, 11
LOAD_CHROMA_DATA_4 v0, v1, v2, v3, x7, 12
LOAD_CHROMA_DATA_4 v0, v1, v2, v3, x7, 13
LOAD_CHROMA_DATA_4 v0, v1, v2, v3, x7, 14
LOAD_CHROMA_DATA_4 v0, v1, v2, v3, x7, 15
sub x0, x0, #1
sub x1, x1, #1
ld4r {v18.8b, v19.8b, v20.8b, v21.8b}, [x5]
trn1 v18.4h, v18.4h, v19.4h //0011,0011,
trn1 v20.4h, v20.4h, v21.4h //2233,2233
zip1 v6.4s, v18.4s, v20.4s //iTc0: 0011,2233,0011,2233
cmgt v7.16b, v6.16b, #0 // iTc0 Flag
MASK_MATRIX v0, v1, v2, v3, v16, v17, v18
and v7.16b, v7.16b, v18.16b // need filter flag
ZERO_JUMP_END v7, x4, x5, DeblockChromaLt4H_AArch64_neon_end
eor v18.16b, v18.16b, v18.16b
sub v18.16b, v18.16b, v6.16b //-iTc0: 0011,2233,0011,2233
DIFF_LUMA_LT4_P0_Q0_1 v0, v1, v2, v3, v19, v20, v22
DIFF_LUMA_LT4_P0_Q0_2 v0, v1, v2, v3, v19, v20, v22
smax v19.16b, v19.16b, v18.16b
smin v19.16b, v19.16b, v6.16b
and v19.16b, v19.16b, v7.16b
EXTRACT_DELTA_INTO_TWO_PART v19, v20
uqadd v1.16b, v1.16b, v20.16b
uqsub v1.16b, v1.16b, v19.16b
uqsub v2.16b, v2.16b, v20.16b
uqadd v2.16b, v2.16b, v19.16b
STORE_CHROMA_DATA_2 v1, v2, x0, 0
STORE_CHROMA_DATA_2 v1, v2, x0, 1
STORE_CHROMA_DATA_2 v1, v2, x0, 2
STORE_CHROMA_DATA_2 v1, v2, x0, 3
STORE_CHROMA_DATA_2 v1, v2, x0, 4
STORE_CHROMA_DATA_2 v1, v2, x0, 5
STORE_CHROMA_DATA_2 v1, v2, x0, 6
STORE_CHROMA_DATA_2 v1, v2, x0, 7
STORE_CHROMA_DATA_2 v1, v2, x1, 8
STORE_CHROMA_DATA_2 v1, v2, x1, 9
STORE_CHROMA_DATA_2 v1, v2, x1, 10
STORE_CHROMA_DATA_2 v1, v2, x1, 11
STORE_CHROMA_DATA_2 v1, v2, x1, 12
STORE_CHROMA_DATA_2 v1, v2, x1, 13
STORE_CHROMA_DATA_2 v1, v2, x1, 14
STORE_CHROMA_DATA_2 v1, v2, x1, 15
DeblockChromaLt4H_AArch64_neon_end:
WELS_ASM_AARCH64_FUNC_END
WELS_ASM_AARCH64_FUNC_BEGIN DeblockChromaEq4V_AArch64_neon //uint8_t* pPixCb, uint8_t* pPixCr, int32_t iStrideX, int32_t iAlpha, int32_t iBeta
dup v16.16b, w3 //alpha
dup v17.16b, w4 //beta
lsl x3, x2, #1
sub x6, x0, x3 //pPixCb-2*Stride
sub x7, x1, x3 //pPixCr-2*Stride
ld1 {v0.d} [0], [x6], x2
ld1 {v1.d} [0], [x6]
ld1 {v2.d} [0], [x0], x2
ld1 {v3.d} [0], [x0]
ld1 {v0.d} [1], [x7], x2
ld1 {v1.d} [1], [x7]
ld1 {v2.d} [1], [x1], x2
ld1 {v3.d} [1], [x1]
MASK_MATRIX v0, v1, v2, v3, v16, v17, v7
ZERO_JUMP_END v7, x3, x4, DeblockChromaEq4V_AArch64_neon_end
DIFF_CHROMA_EQ4_P0Q0_1 v0, v1, v2, v3, v18, v19, v20, v21
DIFF_CHROMA_EQ4_P0Q0_2 v0, v1, v2, v3, v18, v19, v20, v21
mov v6.16b, v7.16b
bsl v6.16b, v20.16b, v1.16b
bsl v7.16b, v21.16b, v2.16b
st1 {v6.d} [0], [x6], x2
st1 {v6.d} [1], [x7], x2
st1 {v7.d} [0], [x6]
st1 {v7.d} [1], [x7]
DeblockChromaEq4V_AArch64_neon_end:
WELS_ASM_AARCH64_FUNC_END
WELS_ASM_AARCH64_FUNC_BEGIN DeblockChromaEq4H_AArch64_neon //uint8_t* pPixCb, uint8_t* pPixCr, int32_t iStrideX, int32_t iAlpha, int32_t iBeta
dup v16.16b, w3 //alpha
dup v17.16b, w4 //beta
sub x6, x0, #2 //pPixCb-2
sub x7, x1, #2 //pPixCr-2
LOAD_CHROMA_DATA_4 v0, v1, v2, v3, x6, 0
LOAD_CHROMA_DATA_4 v0, v1, v2, v3, x6, 1
LOAD_CHROMA_DATA_4 v0, v1, v2, v3, x6, 2
LOAD_CHROMA_DATA_4 v0, v1, v2, v3, x6, 3
LOAD_CHROMA_DATA_4 v0, v1, v2, v3, x6, 4
LOAD_CHROMA_DATA_4 v0, v1, v2, v3, x6, 5
LOAD_CHROMA_DATA_4 v0, v1, v2, v3, x6, 6
LOAD_CHROMA_DATA_4 v0, v1, v2, v3, x6, 7
LOAD_CHROMA_DATA_4 v0, v1, v2, v3, x7, 8
LOAD_CHROMA_DATA_4 v0, v1, v2, v3, x7, 9
LOAD_CHROMA_DATA_4 v0, v1, v2, v3, x7, 10
LOAD_CHROMA_DATA_4 v0, v1, v2, v3, x7, 11
LOAD_CHROMA_DATA_4 v0, v1, v2, v3, x7, 12
LOAD_CHROMA_DATA_4 v0, v1, v2, v3, x7, 13
LOAD_CHROMA_DATA_4 v0, v1, v2, v3, x7, 14
LOAD_CHROMA_DATA_4 v0, v1, v2, v3, x7, 15
sub x0, x0, #1
sub x1, x1, #1
MASK_MATRIX v0, v1, v2, v3, v16, v17, v7
ZERO_JUMP_END v7, x3, x4, DeblockChromaEq4H_AArch64_neon_end
DIFF_CHROMA_EQ4_P0Q0_1 v0, v1, v2, v3, v18, v19, v20, v21
DIFF_CHROMA_EQ4_P0Q0_2 v0, v1, v2, v3, v18, v19, v20, v21
mov v6.16b, v7.16b
bsl v6.16b, v20.16b, v1.16b
bsl v7.16b, v21.16b, v2.16b
STORE_CHROMA_DATA_2 v6, v7, x0, 0
STORE_CHROMA_DATA_2 v6, v7, x0, 1
STORE_CHROMA_DATA_2 v6, v7, x0, 2
STORE_CHROMA_DATA_2 v6, v7, x0, 3
STORE_CHROMA_DATA_2 v6, v7, x0, 4
STORE_CHROMA_DATA_2 v6, v7, x0, 5
STORE_CHROMA_DATA_2 v6, v7, x0, 6
STORE_CHROMA_DATA_2 v6, v7, x0, 7
STORE_CHROMA_DATA_2 v6, v7, x1, 8
STORE_CHROMA_DATA_2 v6, v7, x1, 9
STORE_CHROMA_DATA_2 v6, v7, x1, 10
STORE_CHROMA_DATA_2 v6, v7, x1, 11
STORE_CHROMA_DATA_2 v6, v7, x1, 12
STORE_CHROMA_DATA_2 v6, v7, x1, 13
STORE_CHROMA_DATA_2 v6, v7, x1, 14
STORE_CHROMA_DATA_2 v6, v7, x1, 15
DeblockChromaEq4H_AArch64_neon_end:
WELS_ASM_AARCH64_FUNC_END
WELS_ASM_AARCH64_FUNC_BEGIN DeblockingBSCalcEnc_AArch64_neon
// Checking the nzc status
BS_NZC_CHECK x0, x2, x3, v16, v17 //v16,v17 save the nzc status
// For checking bS[I] = 2
movi v0.16b, #0
cmgt v16.16b, v16.16b, v0.16b
cmgt v17.16b, v17.16b, v0.16b
movi v0.16b, #2
and v16.16b, v16.16b, v0.16b //v16 save the nzc check result all the time --- for dir is top
and v17.16b, v17.16b, v0.16b //v17 save the nzc check result all the time --- for dir is left
// Checking the mv status
BS_MV_CHECK x1, x2, x3, v18, v19, v5 , v6 //v18, v19 save the mv status
// For checking bS[I] = 1
movi v0.16b, #1
and v18.16b, v18.16b, v0.16b //v18 save the nzc check result all the time --- for dir is top
and v19.16b, v19.16b, v0.16b //v19 save the nzc check result all the time --- for dir is left
// Check bS[I] is '1' or '2'
umax v1.16b, v18.16b, v16.16b
umax v0.16b, v19.16b, v17.16b
st1 {v0.16b, v1.16b}, [x4]
WELS_ASM_AARCH64_FUNC_END
#endif