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LTX-2/packages/ltx-kernels/csrc/blockwise/exceptions.hpp
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2026-07-07 16:57:50 +00:00

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1.7 KiB
C++

#pragma once
#include <exception>
#include <string>
#include <sstream>
namespace blockwise {
class DGException final : public std::exception {
std::string message = {};
public:
explicit DGException(const char *name, const char* file, const int line, const std::string& error) {
message = std::string(name) + " error (" + file + ":" + std::to_string(line) + "): " + error;
}
const char *what() const noexcept override {
return message.c_str();
}
};
#ifndef DG_STATIC_ASSERT
#define DG_STATIC_ASSERT(cond, ...) static_assert(cond, __VA_ARGS__)
#endif
#ifndef DG_HOST_ASSERT
#define DG_HOST_ASSERT(cond) \
do { \
if (not (cond)) { \
throw DGException("Assertion", __FILE__, __LINE__, #cond); \
} \
} while (0)
#endif
#ifndef DG_HOST_UNREACHABLE
#define DG_HOST_UNREACHABLE(reason) (throw DGException("Assertion", __FILE__, __LINE__, reason))
#endif
// #ifndef DG_CUDA_DRIVER_CHECK
// #define DG_CUDA_DRIVER_CHECK(cmd) \
// do { \
// const auto& e = (cmd); \
// if (e != CUDA_SUCCESS) { \
// std::stringstream ss; \
// const char *name, *info; \
// cuGetErrorName(e, &name), cuGetErrorString(e, &info); \
// ss << static_cast<int>(e) << " (" << name << ", " << info << ")"; \
// throw DGException("CUDA driver", __FILE__, __LINE__, ss.str()); \
// } \
// } while (0)
// #endif
#ifndef DG_CUDA_RUNTIME_CHECK
#define DG_CUDA_RUNTIME_CHECK(cmd) \
do { \
const auto& e = (cmd); \
if (e != cudaSuccess) { \
std::stringstream ss; \
ss << static_cast<int>(e) << " (" << cudaGetErrorName(e) << ", " << cudaGetErrorString(e) << ")"; \
throw DGException("CUDA runtime", __FILE__, __LINE__, ss.str()); \
} \
} while (0)
#endif
} // namespace deep_gemm