Chombo + EB: CH_config.H Source File

00001 #ifdef CH_LANG_CC
00002 /*
00003  *      _______              __
00004  *     / ___/ /  ___  __ _  / /  ___
00005  *    / /__/ _ \/ _ \/  V \/ _ \/ _ \
00006  *    \___/_//_/\___/_/_/_/_.__/\___/
00007  *    Please refer to Copyright.txt, in Chombo's root directory.
00008  */
00009 #endif
00010 
00011 #ifndef _CH_CONFIG_H_
00012 #define _CH_CONFIG_H_
00013 
00014 /*--------------------------------------------------------------------*
00015  * System characteristics
00016  *--------------------------------------------------------------------*/
00017 
00018 //--Methods for allocating aligned memory
00019 
00020 // Defined if memory allocation can be aligned
00021 #undef CHDEF_SYSTEM_HAVE_ALIGNEDALLOC
00022 // Defined if posix_memalign is used to allocate aligned memory
00023 #undef CHDEF_SYSTEM_HAVE_POSIXMEMALIGN
00024 
00025 //--Cache line size
00026 
00027 // Line size reported in bytes (the default guess is 64 and we only know it for
00028 // sure if a method is also defined)
00029 #define CHDEF_SYSTEM_CACHELINESIZE 64
00030 // Defined if cache information determined through a system file
00031 #undef CHDEF_SYSTEM_HAVE_CACHEINFOFILE
00032 // Defined if cache information determined through a call to sysconf
00033 #undef CHDEF_SYSTEM_HAVE_CACHESYSCONF
00034 
00035 //--X86 vector extensions
00036 
00037 // Warning: Your program possibly won't compile unless the right instruction
00038 // sets are enabled for the compiler (for GNU and Intel, these usually look
00039 // like -msse, -msse2, -msse3 -mssse3, -msse4.1, -msse4.2, -msse4a, and -mavx)
00040 // We plan to make this automatic later.  Default settings for most compilers
00041 // on modern (i.e., 64 bit) machines are usually around sse3 (as of 2011).
00042 
00043 // Available vector extensions are indicated by the bits set in
00044 // 'CHDEF_SYSTEM_X86VECEXT_CPU_BITS' and 'CHDEF_SYSTEM_X86VECEXT_COMPILER_BITS'.
00045 // The former indicates what the CPU supports and the latter which extensions
00046 // have intrinsics defined that work with the compiler/system
00047 #define CHDEF_BIT_SSE    (1 << 0)
00048 #define CHDEF_BIT_SSE2   (1 << 1)
00049 #define CHDEF_BIT_SSE3   (1 << 2)
00050 #define CHDEF_BIT_SSSE3  (1 << 3)
00051 #define CHDEF_BIT_SSE4D1 (1 << 4)
00052 #define CHDEF_BIT_SSE4D2 (1 << 5)
00053 #define CHDEF_BIT_SSE4A  (1 << 6)
00054 #define CHDEF_BIT_AVX    (1 << 7)
00055 #define CHDEF_BIT_FMA    (1 << 8)
00056 #define CHDEF_BIT_AVX2   (1 << 9)
00057 #define CHDEF_SYSTEM_X86VECEXT_CPU_BITS 0
00058 #define CHDEF_SYSTEM_X86VECEXT_COMPILER_BITS 0
00059 
00060 // For each extension that works with the compiler, these are the header files
00061 // to use.
00062 #undef CHDEF_SYSTEM_X86VECEXT_SSE_H
00063 #undef CHDEF_SYSTEM_X86VECEXT_SSE2_H
00064 #undef CHDEF_SYSTEM_X86VECEXT_SSE3_H
00065 #undef CHDEF_SYSTEM_X86VECEXT_SSSE3_H
00066 #undef CHDEF_SYSTEM_X86VECEXT_SSE4D1_H
00067 #undef CHDEF_SYSTEM_X86VECEXT_SSE4D2_H
00068 #undef CHDEF_SYSTEM_X86VECEXT_SSE4A_H
00069 #undef CHDEF_SYSTEM_X86VECEXT_AVX_H
00070 #undef CHDEF_SYSTEM_X86VECEXT_FMA_H
00071 #undef CHDEF_SYSTEM_X86VECEXT_AVX2_H
00072 // This header, if defined, can be used generally for all extensions supported
00073 // by Intel (basically everything except sse4a).  It's usually <immintrin.h>.
00074 #undef CHDEF_SYSTEM_X86VECEXT_INTEL_H
00075 
00076 // Defined if operators were found to work ('+' is tested for all of sse, sse2,
00077 // avx, and avx2 that are available as indicated by the compiler bits)
00078 #undef CHDEF_SYSTEM_X86VECEXT_HAVE_OPERATOR
00079 
00080 //--How to do a popcnt
00081 
00082 // Warning: Your program possibly won't compile unless the right instruction
00083 // sets are enabled for the compiler (for GNU and Intel, this is -mpopcnt)
00084 // We plan to make this automatic later.
00085 
00086 // Type of method 0 = software, 1 = GNU x86 assembly
00087 #define CHDEF_SYSTEM_POPCNT_METHOD 0
00088 
00089 //--CUDA capable GPU
00090 
00091 // Information about CUDA and GPU installation
00092 // The driver version is parsed as DV/1000 << '.' << (DV%100)/10
00093 #undef CHDEF_SYSTEM_CUDA_DRIVER_VERSION
00094 #undef CHDEF_SYSTEM_CUDA_DEVICE_NAME
00095 #undef CHDEF_SYSTEM_CUDA_COMPUTE_CAPABILITY
00096 // GPU CUDA attributes (all memory is in bytes)
00097 #undef CHDEF_SYSTEM_CUDAATTR_TOTAL_GLOBAL_MEMORY
00098 #undef CHDEF_SYSTEM_CUDAATTR_MULTIPROCESSOR_COUNT
00099 #undef CHDEF_SYSTEM_CUDAATTR_TOTAL_CONSTANT_MEMORY
00100 #undef CHDEF_SYSTEM_CUDAATTR_MAX_SHARED_MEMORY_PER_BLOCK
00101 #undef CHDEF_SYSTEM_CUDAATTR_MAX_REGISTERS_PER_BLOCK
00102 #undef CHDEF_SYSTEM_CUDAATTR_WARP_SIZE
00103 #undef CHDEF_SYSTEM_CUDAATTR_MAX_THREADS_PER_MULTIPROCESSOR
00104 #undef CHDEF_SYSTEM_CUDAATTR_MAX_THREADS_PER_BLOCK
00105 #undef CHDEF_SYSTEM_CUDAATTR_MAX_BLOCK_DIM_X
00106 #undef CHDEF_SYSTEM_CUDAATTR_MAX_BLOCK_DIM_Y
00107 #undef CHDEF_SYSTEM_CUDAATTR_MAX_BLOCK_DIM_Z
00108 #undef CHDEF_SYSTEM_CUDAATTR_MAX_GRID_DIM_X
00109 #undef CHDEF_SYSTEM_CUDAATTR_MAX_GRID_DIM_Y
00110 #undef CHDEF_SYSTEM_CUDAATTR_MAX_GRID_DIM_Z
00111 
00112 #endif