6 #ifndef XGBOOST_COMMON_COMMON_H_ 7 #define XGBOOST_COMMON_COMMON_H_ 10 #include <xgboost/logging.h> 14 #include <type_traits> 19 #if defined(__CUDACC__) 20 #include <thrust/system/cuda/error.h> 21 #include <thrust/system_error.h> 23 #define WITH_CUDA() true 27 #define WITH_CUDA() false 29 #endif // defined(__CUDACC__) 32 #if defined(__CUDACC__) 36 #define safe_cuda(ans) ThrowOnCudaError((ans), __FILE__, __LINE__) 38 inline cudaError_t ThrowOnCudaError(cudaError_t code,
const char *file,
40 if (code != cudaSuccess) {
41 LOG(FATAL) << thrust::system_error(code, thrust::cuda_category(),
42 std::string{file} +
": " +
43 std::to_string(line)).what();
47 #endif // defined(__CUDACC__) 57 inline std::vector<std::string>
Split(
const std::string& s,
char delim) {
59 std::istringstream is(s);
60 std::vector<std::string> ret;
61 while (std::getline(is, item, delim)) {
70 std::ostringstream os;
75 template <
typename T1,
typename T2>
77 return static_cast<T1
>(std::ceil(static_cast<double>(a) / b));
103 return i_ >= other.
i_;
106 return i_ < other.
i_;
114 i_{start}, step_{step} {}
125 : begin_(begin), end_(end) {}
128 : begin_(begin, step), end_(end) {}
131 return *begin_ == *other.begin_ && *end_ == *other.end_;
134 return !(*
this == other);
147 #endif // XGBOOST_COMMON_COMMON_H_ XGBOOST_DEVICE Iterator begin() const
Definition: common.h:121
XGBOOST_DEVICE Iterator(DifferenceType start)
Definition: common.h:112
XGBOOST_DEVICE bool operator!=(const Iterator &other) const
Definition: common.h:105
XGBOOST_DEVICE DifferenceType operator*() const
Definition: common.h:91
XGBOOST_DEVICE void Step(DifferenceType s)
Definition: common.h:137
XGBOOST_DEVICE Iterator operator++(int)
Definition: common.h:96
XGBOOST_DEVICE bool operator!=(const Range &other) const
Definition: common.h:133
int64_t DifferenceType
Definition: common.h:85
XGBOOST_DEVICE Iterator end() const
Definition: common.h:122
XGBOOST_DEVICE Iterator(DifferenceType start, DifferenceType step)
Definition: common.h:113
XGBOOST_DEVICE T1 DivRoundUp(const T1 a, const T2 b)
Definition: common.h:76
std::vector< std::string > Split(const std::string &s, char delim)
Split a string by delimiter.
Definition: common.h:57
#define XGBOOST_DEVICE
Tag function as usable by device.
Definition: base.h:84
int64_t i_
Definition: common.h:117
namespace of xgboost
Definition: base.h:102
defines configuration macros of xgboost.
XGBOOST_DEVICE Range(DifferenceType begin, DifferenceType end)
Definition: common.h:124
XGBOOST_DEVICE bool operator==(const Iterator &other) const
Definition: common.h:102
XGBOOST_DEVICE const Iterator & operator++()
Definition: common.h:92
XGBOOST_DEVICE Range(DifferenceType begin, DifferenceType end, DifferenceType step)
Definition: common.h:126
XGBOOST_DEVICE bool operator==(const Range &other) const
Definition: common.h:130
std::string ToString(const T &data)
Definition: common.h:69
XGBOOST_DEVICE void Step(DifferenceType s)
Definition: common.h:109