wehub-resource-sync
86 lines
1.3 KiB
ArmAsm
86 lines
1.3 KiB
ArmAsm
//
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// MNNUInt8ToInt16WithOffsetC4Common.S
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// MNN
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//
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// Created by MNN on 2018/10/25.
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// Copyright © 2018, Alibaba Group Holding Limited
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//
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#ifdef __aarch64__
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#include "MNNAsmGlobal.h"
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.text
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.align 5
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asm_function MNNUInt8ToInt16WithOffsetC4Common
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//void MNNUInt8ToInt16WithOffsetC4Common(int16_t* dst, const uint8_t* src, size_t zeroPoint, size_t sizeQuad, size_t dstStride, size_t srcStride)
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//Auto: x0:dst, x1:src, x2: zeroPoint, x3: sizeQuad
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//x4: dstStride, x5:srcStride
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dup v23.8h, w2
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L8:
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cmp x3, #8
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blt L1
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LoopL8:
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ld1 {v0.s}[0], [x1], x5
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ld1 {v0.s}[1], [x1], x5
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ld1 {v0.s}[2], [x1], x5
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uxtl v16.8h, v0.8b
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ld1 {v0.s}[3], [x1], x5
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sub v16.8h, v16.8h, v23.8h
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uxtl2 v17.8h, v0.16b
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st1 {v16.d}[0], [x0], x4
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ld1 {v1.s}[0], [x1], x5
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st1 {v16.d}[1], [x0], x4
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sub v17.8h, v17.8h, v23.8h
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ld1 {v1.s}[1], [x1], x5
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st1 {v17.d}[0], [x0], x4
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ld1 {v1.s}[2], [x1], x5
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uxtl v16.8h, v1.8b
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st1 {v17.d}[1], [x0], x4
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sub v16.8h, v16.8h, v23.8h
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ld1 {v1.s}[3], [x1], x5
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st1 {v16.d}[0], [x0], x4
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uxtl2 v17.8h, v1.16b
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st1 {v16.d}[1], [x0], x4
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sub v17.8h, v17.8h, v23.8h
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st1 {v17.d}[0], [x0], x4
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st1 {v17.d}[1], [x0], x4
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sub x3, x3, #8
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cmp x3, #8
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bge LoopL8
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L1:
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cmp x3, #0
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beq End
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LoopL1:
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ld1 {v0.s}[0], [x1], x5
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uxtl v0.8h, v0.8b
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sub v0.4h, v0.4h, v23.4h
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st1 {v0.4h}, [x0], x4
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subs x3, x3, #1
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bne LoopL1
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End:
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ret
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#endif
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