github.com/megatontech/mynoteforgo@v0.0.0-20200507084910-5d0c6ea6e890/源码/cmd/dist/util_gccgo.go (about)

     1  // Copyright 2015 The Go Authors. All rights reserved.
     2  // Use of this source code is governed by a BSD-style
     3  // license that can be found in the LICENSE file.
     4  
     5  // +build gccgo
     6  
     7  package main
     8  
     9  /*
    10  int supports_sse2() {
    11  #if defined(__i386__) || defined(__x86_64__)
    12  	return __builtin_cpu_supports("sse2");
    13  #else
    14  	return 0;
    15  #endif
    16  }
    17  */
    18  import "C"
    19  
    20  func cansse2() bool { return C.supports_sse2() != 0 }
    21  
    22  func useVFPv1() {}
    23  
    24  func useVFPv3() {}
    25  
    26  func useARMv6K() {}