95 lines
1.5 KiB
ArmAsm
95 lines
1.5 KiB
ArmAsm
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// 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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// This code was translated into a form compatible with 6a from the public
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// domain sources in SUPERCOP: http://bench.cr.yp.to/supercop.html
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// +build amd64,!gccgo,!appengine
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// func freeze(inout *[5]uint64)
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TEXT ·freeze(SB),7,$96-8
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MOVQ inout+0(FP), DI
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MOVQ SP,R11
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MOVQ $31,CX
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NOTQ CX
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ANDQ CX,SP
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ADDQ $32,SP
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MOVQ R11,0(SP)
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MOVQ R12,8(SP)
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MOVQ R13,16(SP)
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MOVQ R14,24(SP)
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MOVQ R15,32(SP)
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MOVQ BX,40(SP)
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MOVQ BP,48(SP)
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MOVQ 0(DI),SI
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MOVQ 8(DI),DX
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MOVQ 16(DI),CX
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MOVQ 24(DI),R8
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MOVQ 32(DI),R9
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MOVQ ·REDMASK51(SB),AX
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MOVQ AX,R10
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SUBQ $18,R10
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MOVQ $3,R11
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REDUCELOOP:
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MOVQ SI,R12
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SHRQ $51,R12
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ANDQ AX,SI
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ADDQ R12,DX
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MOVQ DX,R12
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SHRQ $51,R12
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ANDQ AX,DX
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ADDQ R12,CX
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MOVQ CX,R12
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SHRQ $51,R12
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ANDQ AX,CX
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ADDQ R12,R8
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MOVQ R8,R12
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SHRQ $51,R12
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ANDQ AX,R8
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ADDQ R12,R9
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MOVQ R9,R12
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SHRQ $51,R12
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ANDQ AX,R9
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IMUL3Q $19,R12,R12
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ADDQ R12,SI
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SUBQ $1,R11
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JA REDUCELOOP
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MOVQ $1,R12
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CMPQ R10,SI
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CMOVQLT R11,R12
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CMPQ AX,DX
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CMOVQNE R11,R12
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CMPQ AX,CX
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CMOVQNE R11,R12
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CMPQ AX,R8
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CMOVQNE R11,R12
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CMPQ AX,R9
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CMOVQNE R11,R12
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NEGQ R12
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ANDQ R12,AX
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ANDQ R12,R10
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SUBQ R10,SI
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SUBQ AX,DX
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SUBQ AX,CX
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SUBQ AX,R8
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SUBQ AX,R9
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MOVQ SI,0(DI)
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MOVQ DX,8(DI)
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MOVQ CX,16(DI)
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MOVQ R8,24(DI)
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MOVQ R9,32(DI)
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MOVQ 0(SP),R11
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MOVQ 8(SP),R12
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MOVQ 16(SP),R13
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MOVQ 24(SP),R14
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MOVQ 32(SP),R15
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MOVQ 40(SP),BX
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MOVQ 48(SP),BP
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MOVQ R11,SP
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MOVQ DI,AX
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MOVQ SI,DX
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RET
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