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/*
* Copyright (C) 2007-2008 ARM Limited
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
/*
*
*/
.eabi_attribute 24, 1
.eabi_attribute 25, 1
.arm
.fpu neon
.text
.align 4
armVCM4P10_WidthBranchTableMVIsNotZero:
.word WidthIs2MVIsNotZero-(P0+8), WidthIs2MVIsNotZero-(P0+8)
.word WidthIs4MVIsNotZero-(P0+8), WidthIs4MVIsNotZero-(P0+8)
.word WidthIs8MVIsNotZero-(P0+8)
armVCM4P10_WidthBranchTableMVIsZero:
.word WidthIs2MVIsZero-(P0+8), WidthIs2MVIsZero-(P0+8)
.word WidthIs4MVIsZero-(P0+8), WidthIs4MVIsZero-(P0+8)
.word WidthIs8MVIsZero-(P0+8)
.global armVCM4P10_Interpolate_Chroma
.func armVCM4P10_Interpolate_Chroma
armVCM4P10_Interpolate_Chroma:
PUSH {r4-r12,lr}
VPUSH {d8-d15}
LDRD r6,r7,[sp,#0x70]
LDRD r4,r5,[sp,#0x68]
RSB r8,r6,#8
RSB r9,r7,#8
CMN r6,r7
MOV r10,#1
ADREQ r11, armVCM4P10_WidthBranchTableMVIsZero
SUB lr,r1,r10
ADRNE r11, armVCM4P10_WidthBranchTableMVIsNotZero
VLD1.8 {d0},[r0],r10
SMULBB r12,r8,r9
SMULBB r9,r6,r9
VLD1.8 {d1},[r0],lr
SMULBB r8,r8,r7
SMULBB r6,r6,r7
VDUP.8 d12,r12
VDUP.8 d13,r9
VDUP.8 d14,r8
VDUP.8 d15,r6
LDR r11,[r11, r4, lsl #1]
P0: ADD pc,r11
WidthIs8MVIsNotZero:
VLD1.8 {d2},[r0],r10
VMULL.U8 q2,d0,d12
VLD1.8 {d3},[r0],lr
VMULL.U8 q3,d2,d12
VLD1.8 {d16},[r0],r10
VMLAL.U8 q2,d1,d13
VLD1.8 {d17},[r0],lr
VMULL.U8 q11,d16,d12
VMLAL.U8 q3,d3,d13
VLD1.8 {d18},[r0],r10
VMLAL.U8 q2,d2,d14
VMLAL.U8 q11,d17,d13
VMULL.U8 q12,d18,d12
VLD1.8 {d19},[r0],lr
VMLAL.U8 q3,d16,d14
VLD1.8 {d0},[r0],r10
VMLAL.U8 q12,d19,d13
VMLAL.U8 q11,d18,d14
VMLAL.U8 q2,d3,d15
VLD1.8 {d1},[r0],lr
VMLAL.U8 q12,d0,d14
VMLAL.U8 q3,d17,d15
VMLAL.U8 q11,d19,d15
SUBS r5,r5,#4
VMLAL.U8 q12,d1,d15
VQRSHRN.U16 d8,q2,#6
VQRSHRN.U16 d9,q3,#6
VQRSHRN.U16 d20,q11,#6
VST1.64 {d8},[r2],r3
VQRSHRN.U16 d21,q12,#6
VST1.64 {d9},[r2],r3
VST1.64 {d20},[r2],r3
VST1.64 {d21},[r2],r3
BGT WidthIs8MVIsNotZero
MOV r0,#0
VPOP {d8-d15}
POP {r4-r12,pc}
WidthIs4MVIsNotZero:
VLD1.8 {d2},[r0],r10
VMULL.U8 q2,d0,d12
VMULL.U8 q3,d2,d12
VLD1.8 {d3},[r0],lr
VMLAL.U8 q2,d1,d13
VMLAL.U8 q3,d3,d13
VLD1.8 {d0},[r0],r10
VMLAL.U8 q2,d2,d14
VMLAL.U8 q3,d0,d14
VLD1.8 {d1},[r0],lr
SUBS r5,r5,#2
VMLAL.U8 q3,d1,d15
VMLAL.U8 q2,d3,d15
VQRSHRN.U16 d9,q3,#6
VQRSHRN.U16 d8,q2,#6
VST1.32 {d8[0]},[r2],r3
VST1.32 {d9[0]},[r2],r3
BGT WidthIs4MVIsNotZero
MOV r0,#0
VPOP {d8-d15}
POP {r4-r12,pc}
WidthIs2MVIsNotZero:
VLD1.8 {d2},[r0],r10
VMULL.U8 q2,d0,d12
VMULL.U8 q3,d2,d12
VLD1.8 {d3},[r0],lr
VMLAL.U8 q2,d1,d13
VMLAL.U8 q3,d3,d13
VLD1.8 {d0},[r0],r10
VMLAL.U8 q2,d2,d14
VMLAL.U8 q3,d0,d14
VLD1.8 {d1},[r0],lr
SUBS r5,r5,#2
VMLAL.U8 q3,d1,d15
VMLAL.U8 q2,d3,d15
VQRSHRN.U16 d9,q3,#6
VQRSHRN.U16 d8,q2,#6
VST1.16 {d8[0]},[r2],r3
VST1.16 {d9[0]},[r2],r3
BGT WidthIs2MVIsNotZero
MOV r0,#0
VPOP {d8-d15}
POP {r4-r12,pc}
WidthIs8MVIsZero:
SUB r0,r0,r1
WidthIs8LoopMVIsZero:
VLD1.8 {d0},[r0],r1
SUBS r5,r5,#2
VLD1.8 {d1},[r0],r1
VST1.64 {d0},[r2],r3
VST1.64 {d1},[r2],r3
BGT WidthIs8LoopMVIsZero
MOV r0,#0
VPOP {d8-d15}
POP {r4-r12,pc}
WidthIs4MVIsZero:
VLD1.8 {d1},[r0],r1
SUBS r5,r5,#2
VST1.32 {d0[0]},[r2],r3
VLD1.8 {d0},[r0],r1
VST1.32 {d1[0]},[r2],r3
BGT WidthIs4MVIsZero
MOV r0,#0
VPOP {d8-d15}
POP {r4-r12,pc}
WidthIs2MVIsZero:
VLD1.8 {d1},[r0],r1
SUBS r5,r5,#2
VST1.16 {d0[0]},[r2],r3
VLD1.8 {d0},[r0],r1
VST1.16 {d1[0]},[r2],r3
BGT WidthIs2MVIsZero
MOV r0,#0
VPOP {d8-d15}
POP {r4-r12,pc}
.endfunc
.end
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