github.com/aigarnetwork/aigar@v0.0.0-20191115204914-d59a6eb70f8e/crypto/bn256/cloudflare/gfp_decl.go (about)

     1  //  Copyright 2018 The go-ethereum Authors
     2  //  Copyright 2019 The go-aigar Authors
     3  //  This file is part of the go-aigar library.
     4  //
     5  //  The go-aigar library is free software: you can redistribute it and/or modify
     6  //  it under the terms of the GNU Lesser General Public License as published by
     7  //  the Free Software Foundation, either version 3 of the License, or
     8  //  (at your option) any later version.
     9  //
    10  //  The go-aigar library is distributed in the hope that it will be useful,
    11  //  but WITHOUT ANY WARRANTY; without even the implied warranty of
    12  //  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
    13  //  GNU Lesser General Public License for more details.
    14  //
    15  //  You should have received a copy of the GNU Lesser General Public License
    16  //  along with the go-aigar library. If not, see <http://www.gnu.org/licenses/>.
    17  
    18  // +build amd64,!generic arm64,!generic
    19  
    20  package bn256
    21  
    22  // This file contains forward declarations for the architecture-specific
    23  // assembly implementations of these functions, provided that they exist.
    24  
    25  import (
    26  	"golang.org/x/sys/cpu"
    27  )
    28  
    29  //nolint:varcheck
    30  var hasBMI2 = cpu.X86.HasBMI2
    31  
    32  // go:noescape
    33  func gfpNeg(c, a *gfP)
    34  
    35  //go:noescape
    36  func gfpAdd(c, a, b *gfP)
    37  
    38  //go:noescape
    39  func gfpSub(c, a, b *gfP)
    40  
    41  //go:noescape
    42  func gfpMul(c, a, b *gfP)