66 lines
1.1 KiB
ArmAsm
66 lines
1.1 KiB
ArmAsm
// Copyright 2012 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// +build amd64,!gccgo,!appengine
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// func cswap(inout *[4][5]uint64, v uint64)
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TEXT ·cswap(SB),7,$0
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MOVQ inout+0(FP),DI
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MOVQ v+8(FP),SI
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SUBQ $1, SI
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NOTQ SI
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MOVQ SI, X15
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PSHUFD $0x44, X15, X15
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MOVOU 0(DI), X0
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MOVOU 16(DI), X2
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MOVOU 32(DI), X4
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MOVOU 48(DI), X6
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MOVOU 64(DI), X8
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MOVOU 80(DI), X1
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MOVOU 96(DI), X3
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MOVOU 112(DI), X5
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MOVOU 128(DI), X7
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MOVOU 144(DI), X9
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MOVO X1, X10
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MOVO X3, X11
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MOVO X5, X12
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MOVO X7, X13
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MOVO X9, X14
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PXOR X0, X10
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PXOR X2, X11
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PXOR X4, X12
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PXOR X6, X13
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PXOR X8, X14
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PAND X15, X10
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PAND X15, X11
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PAND X15, X12
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PAND X15, X13
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PAND X15, X14
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PXOR X10, X0
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PXOR X10, X1
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PXOR X11, X2
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PXOR X11, X3
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PXOR X12, X4
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PXOR X12, X5
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PXOR X13, X6
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PXOR X13, X7
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PXOR X14, X8
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PXOR X14, X9
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MOVOU X0, 0(DI)
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MOVOU X2, 16(DI)
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MOVOU X4, 32(DI)
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MOVOU X6, 48(DI)
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MOVOU X8, 64(DI)
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MOVOU X1, 80(DI)
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MOVOU X3, 96(DI)
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MOVOU X5, 112(DI)
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MOVOU X7, 128(DI)
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MOVOU X9, 144(DI)
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RET
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