1 // Copyright 2016 The SwiftShader Authors. All Rights Reserved. 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 #ifndef rr_CPUID_hpp 16 #define rr_CPUID_hpp 17 18 namespace rr { 19 20 #if !defined(__i386__) && defined(_M_IX86) 21 # define __i386__ 1 22 #endif 23 24 #if !defined(__x86_64__) && (defined(_M_AMD64) || defined(_M_X64)) 25 # define __x86_64__ 1 26 #endif 27 28 class CPUID 29 { 30 public: 31 static bool supportsSSE4_1(); 32 static bool supportsAVX2(); // Also ensures support for OSXSAVE and FMA 33 }; 34 35 } // namespace rr 36 37 #endif // rr_CPUID_hpp 38