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      1 /* Copyright 2015 The TensorFlow 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 
     16 #ifndef TENSORFLOW_PLATFORM_PLATFORM_DEFINE_H_
     17 #define TENSORFLOW_PLATFORM_PLATFORM_DEFINE_H_
     18 
     19 // Set one PLATFORM_* macro and set IS_MOBILE_PLATFORM if the platform is for
     20 // mobile.
     21 
     22 #if !defined(PLATFORM_POSIX) && !defined(PLATFORM_GOOGLE) &&                 \
     23     !defined(PLATFORM_POSIX_ANDROID) && !defined(PLATFORM_GOOGLE_ANDROID) && \
     24     !defined(PLATFORM_WINDOWS)
     25 
     26 // Choose which platform we are on.
     27 #if defined(ANDROID) || defined(__ANDROID__)
     28 #define PLATFORM_POSIX_ANDROID
     29 #define IS_MOBILE_PLATFORM
     30 
     31 #elif defined(__APPLE__)
     32 #define PLATFORM_POSIX
     33 #include "TargetConditionals.h"
     34 #if TARGET_IPHONE_SIMULATOR
     35 #define IS_MOBILE_PLATFORM
     36 #elif TARGET_OS_IPHONE
     37 #define IS_MOBILE_PLATFORM
     38 #endif
     39 
     40 #elif defined(_WIN32)
     41 #define PLATFORM_WINDOWS
     42 
     43 #elif defined(__arm__)
     44 #define PLATFORM_POSIX
     45 
     46 // Require an outside macro to tell us if we're building for Raspberry Pi or
     47 // another ARM device that's not a mobile platform.
     48 #if !defined(RASPBERRY_PI) && !defined(ARM_NON_MOBILE)
     49 #define IS_MOBILE_PLATFORM
     50 #endif  // !defined(RASPBERRY_PI) && !defined(ARM_NON_MOBILE)
     51 
     52 #else
     53 // If no platform specified, use:
     54 #define PLATFORM_POSIX
     55 
     56 #endif
     57 #endif
     58 
     59 // Look for both gcc/clang and Visual Studio macros indicating we're compiling
     60 // for an x86 device.
     61 #if defined(__x86_64__) || defined(__amd64__) || defined(_M_IX86) || \
     62     defined(_M_X64)
     63 #define PLATFORM_IS_X86
     64 #endif
     65 
     66 #endif  // TENSORFLOW_PLATFORM_PLATFORM_DEFINE_H_
     67