cublas_utils.h 1.65 KB
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/*!
 *  Copyright (c) 2018 by Contributors
 * \file Use external cudnn utils function
 */

#ifndef TVM_CONTRIB_CUBLAS_CUBLAS_UTILS_H_
#define TVM_CONTRIB_CUBLAS_CUBLAS_UTILS_H_

#include <dmlc/logging.h>

extern "C" {
#include <cublas_v2.h>
}

namespace tvm {
namespace contrib {

inline const char* GetCublasErrorString(int error) {
  switch (error) {
  case CUBLAS_STATUS_NOT_INITIALIZED: return "CUBLAS_STATUS_NOT_INITIALIZED";
  case CUBLAS_STATUS_ALLOC_FAILED: return "CUBLAS_STATUS_ALLOC_FAILED";
  case CUBLAS_STATUS_INVALID_VALUE: return "CUBLAS_STATUS_INVALID_VALUE";
  case CUBLAS_STATUS_ARCH_MISMATCH: return "CUBLAS_STATUS_ARCH_MISMATCH";
  case CUBLAS_STATUS_MAPPING_ERROR: return "CUBLAS_STATUS_MAPPING_ERROR";
  case CUBLAS_STATUS_EXECUTION_FAILED: return "CUBLAS_STATUS_EXECUTION_FAILED";
  case CUBLAS_STATUS_INTERNAL_ERROR: return "CUBLAS_STATUS_INTERNAL_ERROR";
  case CUBLAS_STATUS_NOT_SUPPORTED: return "CUBLAS_STATUS_NOT_SUPPORTED";
  case CUBLAS_STATUS_LICENSE_ERROR: return "CUBLAS_STATUS_LICENSE_ERROR";
  }
  return "Unrecognized error";
}

#ifndef CHECK_CUBLAS_ERROR
#define CHECK_CUBLAS_ERROR(fn)                  \
  do {                                          \
    int error = static_cast<int>(fn);                      \
    CHECK_EQ(error, CUBLAS_STATUS_SUCCESS) << "CUBLAS: " << GetCublasErrorString(error); \
  } while (0)  // ; intentionally left off.
#endif  // CHECK_CUBLAS_ERROR


struct CuBlasThreadEntry {
  CuBlasThreadEntry();
  ~CuBlasThreadEntry();
  cublasHandle_t handle{nullptr};
  static CuBlasThreadEntry* ThreadLocal();
};  // CuBlasThreadEntry


}  // namespace contrib
}  // namespace tvm

#endif  // TVM_CONTRIB_CUBLAS_CUBLAS_UTILS_H_