1 // Copyright (c) 2014 Google Inc. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #include <stdio.h> 6 7 static const char* GetArchOption() { 8 #if _M_IX86_FP == 0 9 return "IA32"; 10 #elif _M_IX86_FP == 1 11 return "SSE"; 12 #elif _M_IX86_FP == 2 13 # if defined(__AVX2__) 14 return "AVX2"; 15 # elif defined(__AVX__) 16 return "AVX"; 17 # else 18 return "SSE2"; 19 # endif 20 #else 21 return "UNSUPPORTED OPTION"; 22 #endif 23 } 24 25 int main() { 26 printf("/arch:%s\n", GetArchOption()); 27 return 0; 28 } 29
