github.com/ethw3/go-ethereuma@v0.0.0-20221013053120-c14602a4c23c/crypto/bls12381/arithmetic_x86_adx.go (about)

     1  // Copyright 2020 The go-ethereum Authors
     2  // This file is part of the go-ethereum library.
     3  //
     4  // The go-ethereum library is free software: you can redistribute it and/or modify
     5  // it under the terms of the GNU Lesser General Public License as published by
     6  // the Free Software Foundation, either version 3 of the License, or
     7  // (at your option) any later version.
     8  //
     9  // The go-ethereum library is distributed in the hope that it will be useful,
    10  // but WITHOUT ANY WARRANTY; without even the implied warranty of
    11  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
    12  // GNU Lesser General Public License for more details.
    13  //
    14  // You should have received a copy of the GNU Lesser General Public License
    15  // along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
    16  
    17  //go:build amd64 && blsadx
    18  // +build amd64,blsadx
    19  
    20  package bls12381
    21  
    22  // enableADX is true if the ADX/BMI2 instruction set was requested for the BLS
    23  // implementation. The system may still fall back to plain ASM if the necessary
    24  // instructions are unavailable on the CPU.
    25  const enableADX = true