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50 lines
1.5 KiB
50 lines
1.5 KiB
@/******************************************************************************
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@ *
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@ * Copyright (C) 2018 The Android Open Source Project
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@ *
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@ * Licensed under the Apache License, Version 2.0 (the "License");
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@ * you may not use this file except in compliance with the License.
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@ * You may obtain a copy of the License at:
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@ *
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@ * http://www.apache.org/licenses/LICENSE-2.0
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@ *
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@ * Unless required by applicable law or agreed to in writing, software
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@ * distributed under the License is distributed on an "AS IS" BASIS,
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@ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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@ * See the License for the specific language governing permissions and
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@ * limitations under the License.
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@ *
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@ *****************************************************************************
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@ * Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore
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@*/
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.text
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.p2align 2
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.global ixheaacd_fix_div_armv7
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ixheaacd_fix_div_armv7:
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EOR r12, r0, r1
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MOVS r3, r1, ASR #1
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RSBMI r3, r3, #0
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MOVS r2, r0, ASR #1
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RSBMI r2, r2, #0
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MOV r0, #0
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BEQ L2
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MOV r1, #0xf
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L1:
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MOV r2, r2, LSL #1
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CMP r2, r3
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MOV r0, r0, LSL #1
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ADDCS r0, r0, #1
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SUBCS r2, r2, r3
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SUBS r1, r1, #1
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BGT L1
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L2:
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CMP r12, #0
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RSBLT r0, r0, #0
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BX lr
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