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cloudkeys-go/vendor/golang.org/x/crypto/curve25519/square_amd64.s
Knut Ahlers a1df72edc5
Squashed commit of the following:
commit f0db1ff1f8
Author: Knut Ahlers <knut@ahlers.me>
Date:   Sun Dec 24 12:19:56 2017 +0100

    Mark option as deprecated

    Signed-off-by: Knut Ahlers <knut@ahlers.me>

commit 9891df2a16
Author: Knut Ahlers <knut@ahlers.me>
Date:   Sun Dec 24 12:11:56 2017 +0100

    Fix: Typo

    Signed-off-by: Knut Ahlers <knut@ahlers.me>

commit 836006de64
Author: Knut Ahlers <knut@ahlers.me>
Date:   Sun Dec 24 12:04:20 2017 +0100

    Add new dependencies

    Signed-off-by: Knut Ahlers <knut@ahlers.me>

commit d64fee60c8
Author: Knut Ahlers <knut@ahlers.me>
Date:   Sun Dec 24 11:55:52 2017 +0100

    Replace insecure password hashing

    Prior this commit passwords were hashed with a static salt and using the
    SHA1 hashing function. This could lead to passwords being attackable in
    case someone gets access to the raw data stored inside the database.
    This commit introduces password hashing using bcrypt hashing function
    which addresses this issue.

    Old passwords are not automatically re-hashed as they are unknown.
    Replacing the old password scheme is not that easy and needs #10 to be
    solved. Therefore the old hashing scheme is kept for compatibility
    reason.

    Signed-off-by: Knut Ahlers <knut@ahlers.me>

Signed-off-by: Knut Ahlers <knut@ahlers.me>

closes #14
closes #15
2017-12-24 19:44:24 +01:00

132 lines
2 KiB
ArmAsm

// Copyright 2012 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// This code was translated into a form compatible with 6a from the public
// domain sources in SUPERCOP: https://bench.cr.yp.to/supercop.html
// +build amd64,!gccgo,!appengine
#include "const_amd64.h"
// func square(out, in *[5]uint64)
TEXT ·square(SB),7,$0-16
MOVQ out+0(FP), DI
MOVQ in+8(FP), SI
MOVQ 0(SI),AX
MULQ 0(SI)
MOVQ AX,CX
MOVQ DX,R8
MOVQ 0(SI),AX
SHLQ $1,AX
MULQ 8(SI)
MOVQ AX,R9
MOVQ DX,R10
MOVQ 0(SI),AX
SHLQ $1,AX
MULQ 16(SI)
MOVQ AX,R11
MOVQ DX,R12
MOVQ 0(SI),AX
SHLQ $1,AX
MULQ 24(SI)
MOVQ AX,R13
MOVQ DX,R14
MOVQ 0(SI),AX
SHLQ $1,AX
MULQ 32(SI)
MOVQ AX,R15
MOVQ DX,BX
MOVQ 8(SI),AX
MULQ 8(SI)
ADDQ AX,R11
ADCQ DX,R12
MOVQ 8(SI),AX
SHLQ $1,AX
MULQ 16(SI)
ADDQ AX,R13
ADCQ DX,R14
MOVQ 8(SI),AX
SHLQ $1,AX
MULQ 24(SI)
ADDQ AX,R15
ADCQ DX,BX
MOVQ 8(SI),DX
IMUL3Q $38,DX,AX
MULQ 32(SI)
ADDQ AX,CX
ADCQ DX,R8
MOVQ 16(SI),AX
MULQ 16(SI)
ADDQ AX,R15
ADCQ DX,BX
MOVQ 16(SI),DX
IMUL3Q $38,DX,AX
MULQ 24(SI)
ADDQ AX,CX
ADCQ DX,R8
MOVQ 16(SI),DX
IMUL3Q $38,DX,AX
MULQ 32(SI)
ADDQ AX,R9
ADCQ DX,R10
MOVQ 24(SI),DX
IMUL3Q $19,DX,AX
MULQ 24(SI)
ADDQ AX,R9
ADCQ DX,R10
MOVQ 24(SI),DX
IMUL3Q $38,DX,AX
MULQ 32(SI)
ADDQ AX,R11
ADCQ DX,R12
MOVQ 32(SI),DX
IMUL3Q $19,DX,AX
MULQ 32(SI)
ADDQ AX,R13
ADCQ DX,R14
MOVQ $REDMASK51,SI
SHLQ $13,R8:CX
ANDQ SI,CX
SHLQ $13,R10:R9
ANDQ SI,R9
ADDQ R8,R9
SHLQ $13,R12:R11
ANDQ SI,R11
ADDQ R10,R11
SHLQ $13,R14:R13
ANDQ SI,R13
ADDQ R12,R13
SHLQ $13,BX:R15
ANDQ SI,R15
ADDQ R14,R15
IMUL3Q $19,BX,DX
ADDQ DX,CX
MOVQ CX,DX
SHRQ $51,DX
ADDQ R9,DX
ANDQ SI,CX
MOVQ DX,R8
SHRQ $51,DX
ADDQ R11,DX
ANDQ SI,R8
MOVQ DX,R9
SHRQ $51,DX
ADDQ R13,DX
ANDQ SI,R9
MOVQ DX,AX
SHRQ $51,DX
ADDQ R15,DX
ANDQ SI,AX
MOVQ DX,R10
SHRQ $51,DX
IMUL3Q $19,DX,DX
ADDQ DX,CX
ANDQ SI,R10
MOVQ CX,0(DI)
MOVQ R8,8(DI)
MOVQ R9,16(DI)
MOVQ AX,24(DI)
MOVQ R10,32(DI)
RET