| /* |
| * Copyright (c) 2016-2019, 2021 Arm Limited. |
| * |
| * SPDX-License-Identifier: MIT |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a copy |
| * of this software and associated documentation files (the "Software"), to |
| * deal in the Software without restriction, including without limitation the |
| * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or |
| * sell copies of the Software, and to permit persons to whom the Software is |
| * furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice shall be included in all |
| * copies or substantial portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| * SOFTWARE. |
| */ |
| #ifndef ARM_COMPUTE_ERROR_H |
| #define ARM_COMPUTE_ERROR_H |
| |
| #include <array> |
| #include <string> |
| |
| namespace arm_compute |
| { |
| /** Ignores unused arguments |
| * |
| * @tparam T Argument types |
| * |
| * @param[in] ... Ignored arguments |
| */ |
| template <typename... T> |
| inline void ignore_unused(T &&...) |
| { |
| } |
| |
| /** Available error codes */ |
| enum class ErrorCode |
| { |
| OK, /**< No error */ |
| RUNTIME_ERROR, /**< Generic runtime error */ |
| UNSUPPORTED_EXTENSION_USE /**< Unsupported extension used*/ |
| }; |
| |
| /** Status class */ |
| class Status |
| { |
| public: |
| /** Default Constructor **/ |
| Status() |
| : _code(ErrorCode::OK), _error_description(" ") |
| { |
| } |
| /** Default Constructor |
| * |
| * @param error_status Error status. |
| * @param error_description (Optional) Error description if error_status is not valid. |
| */ |
| explicit Status(ErrorCode error_status, std::string error_description = " ") |
| : _code(error_status), _error_description(error_description) |
| { |
| } |
| /** Allow instances of this class to be copy constructed */ |
| Status(const Status &) = default; |
| /** Allow instances of this class to be move constructed */ |
| Status(Status &&) = default; |
| /** Allow instances of this class to be copy assigned */ |
| Status &operator=(const Status &) = default; |
| /** Allow instances of this class to be move assigned */ |
| Status &operator=(Status &&) = default; |
| /** Explicit bool conversion operator |
| * |
| * @return True if there is no error else false |
| */ |
| explicit operator bool() const noexcept |
| { |
| return _code == ErrorCode::OK; |
| } |
| /** Gets error code |
| * |
| * @return Error code. |
| */ |
| ErrorCode error_code() const |
| { |
| return _code; |
| } |
| /** Gets error description if any |
| * |
| * @return Error description. |
| */ |
| std::string error_description() const |
| { |
| return _error_description; |
| } |
| /** Throws a runtime exception in case it contains a valid error status */ |
| void throw_if_error() const |
| { |
| if(!bool(*this)) |
| { |
| internal_throw_on_error(); |
| } |
| } |
| |
| private: |
| /** Internal throwing function */ |
| [[noreturn]] void internal_throw_on_error() const; |
| |
| private: |
| ErrorCode _code; |
| std::string _error_description; |
| }; |
| |
| /** Creates an error containing the error message |
| * |
| * @param[in] error_code Error code |
| * @param[in] msg Message to display before abandoning. |
| * |
| * @return status containing the error |
| */ |
| Status create_error(ErrorCode error_code, std::string msg); |
| |
| /** Creates an error and the error message |
| * |
| * @param[in] error_code Error code |
| * @param[in] func Function in which the error occurred. |
| * @param[in] file File in which the error occurred. |
| * @param[in] line Line in which the error occurred. |
| * @param[in] msg Message to display before abandoning. |
| * |
| * @return status containing the error |
| */ |
| Status create_error_msg(ErrorCode error_code, const char *func, const char *file, int line, const char *msg); |
| /** Throw an std::runtime_error |
| * |
| * @param[in] err Error status |
| */ |
| [[noreturn]] void throw_error(Status err); |
| } |
| /** To avoid unused variables warnings |
| * |
| * This is useful if for example a variable is only used |
| * in debug builds and generates a warning in release builds. |
| * |
| * @param[in] ... Variables which are unused. |
| */ |
| #define ARM_COMPUTE_UNUSED(...) ::arm_compute::ignore_unused(__VA_ARGS__) // NOLINT |
| |
| /** Creates an error with a given message |
| * |
| * @param[in] error_code Error code. |
| * @param[in] msg Message to encapsulate. |
| */ |
| #define ARM_COMPUTE_CREATE_ERROR(error_code, msg) arm_compute::create_error_msg(error_code, __func__, __FILE__, __LINE__, msg) |
| |
| /** Creates an error on location with a given message |
| * |
| * @param[in] error_code Error code. |
| * @param[in] func Function in which the error occurred. |
| * @param[in] file File in which the error occurred. |
| * @param[in] line Line in which the error occurred. |
| * @param[in] msg Message to display before abandoning. |
| */ |
| #define ARM_COMPUTE_CREATE_ERROR_LOC(error_code, func, file, line, msg) arm_compute::create_error_msg(error_code, func, file, line, msg) |
| |
| /** Creates an error on location with a given message. Accepts a message format |
| * and a variable list of arguments matching the format description. |
| * |
| * @param[in] error_code Error code. |
| * @param[in] func Function in which the error occurred. |
| * @param[in] file File in which the error occurred. |
| * @param[in] line Line in which the error occurred. |
| * @param[in] msg Error description message format. |
| * @param[in] ... List of arguments matching the format description. |
| */ |
| #define ARM_COMPUTE_CREATE_ERROR_LOC_VAR(error_code, func, file, line, msg, ...) \ |
| do \ |
| { \ |
| std::array<char, 512> out{ 0 }; \ |
| int offset = snprintf(out.data(), out.size(), "in %s %s:%d: ", func, file, line); \ |
| snprintf(out.data() + offset, out.size() - offset, msg, __VA_ARGS__); \ |
| arm_compute::create_error(error_code, std::string(out.data())); \ |
| } while(false) |
| |
| /** An error is returned with the given description. |
| * |
| * @param[in] ... Error description message. |
| */ |
| #define ARM_COMPUTE_RETURN_ERROR_MSG(...) \ |
| do \ |
| { \ |
| return ARM_COMPUTE_CREATE_ERROR(arm_compute::ErrorCode::RUNTIME_ERROR, __VA_ARGS__); \ |
| } while(false) |
| |
| /** Checks if a status contains an error and returns it |
| * |
| * @param[in] status Status value to check |
| */ |
| #define ARM_COMPUTE_RETURN_ON_ERROR(status) \ |
| do \ |
| { \ |
| if(!bool(status)) \ |
| { \ |
| return status; \ |
| } \ |
| } while(false) |
| |
| /** Checks if an error value is valid if not throws an exception with the error |
| * |
| * @param[in] error Error value to check. |
| */ |
| #define ARM_COMPUTE_THROW_ON_ERROR(error) \ |
| error.throw_if_error(); |
| |
| /** If the condition is true, an error is returned. Accepts a message format |
| * and a variable list of arguments matching the format description. |
| * |
| * @param[in] cond Condition to evaluate. |
| * @param[in] msg Error description message format. |
| * @param[in] ... List of arguments matching the format description. |
| */ |
| #define ARM_COMPUTE_RETURN_ERROR_ON_MSG_VAR(cond, msg, ...) \ |
| do \ |
| { \ |
| if(cond) \ |
| { \ |
| std::array<char, 512> out{ 0 }; \ |
| int offset = snprintf(out.data(), out.size(), "in %s %s:%d: ", __func__, __FILE__, __LINE__); \ |
| snprintf(out.data() + offset, out.size() - offset, msg, __VA_ARGS__); \ |
| return arm_compute::create_error(arm_compute::ErrorCode::RUNTIME_ERROR, std::string(out.data())); \ |
| } \ |
| } while(false) |
| |
| /** If the condition is true, an error is returned |
| * |
| * @param[in] cond Condition to evaluate. |
| * @param[in] msg Error description message |
| */ |
| #define ARM_COMPUTE_RETURN_ERROR_ON_MSG(cond, msg) \ |
| do \ |
| { \ |
| if(cond) \ |
| { \ |
| return arm_compute::create_error_msg(arm_compute::ErrorCode::RUNTIME_ERROR, __func__, __FILE__, __LINE__, msg); \ |
| } \ |
| } while(false) |
| |
| /** If the condition is true, an error is thrown. Accepts a message format |
| * and a variable list of arguments matching the format description. |
| * |
| * @param[in] cond Condition to evaluate. |
| * @param[in] func Function in which the error occurred. |
| * @param[in] file File in which the error occurred. |
| * @param[in] line Line in which the error occurred. |
| * @param[in] msg Error description message format. |
| * @param[in] ... List of arguments matching the format description. |
| */ |
| #define ARM_COMPUTE_RETURN_ERROR_ON_LOC_MSG_VAR(cond, func, file, line, msg, ...) \ |
| do \ |
| { \ |
| if(cond) \ |
| { \ |
| std::array<char, 512> out{ 0 }; \ |
| int offset = snprintf(out.data(), out.size(), "in %s %s:%d: ", func, file, line); \ |
| snprintf(out.data() + offset, out.size() - offset, msg, __VA_ARGS__); \ |
| return arm_compute::create_error(ErrorCode::RUNTIME_ERROR, std::string(out.data())); \ |
| } \ |
| } while(false) |
| |
| /** If the condition is true, an error is thrown. |
| * |
| * @param[in] cond Condition to evaluate. |
| * @param[in] func Function in which the error occurred. |
| * @param[in] file File in which the error occurred. |
| * @param[in] line Line in which the error occurred. |
| * @param[in] msg Message to display. |
| */ |
| #define ARM_COMPUTE_RETURN_ERROR_ON_LOC_MSG(cond, func, file, line, msg) \ |
| do \ |
| { \ |
| if(cond) \ |
| { \ |
| return arm_compute::create_error_msg(ErrorCode::RUNTIME_ERROR, func, file, line, msg); \ |
| } \ |
| } while(false) |
| |
| /** If the condition is true, an error is returned |
| * |
| * @param[in] cond Condition to evaluate |
| */ |
| #define ARM_COMPUTE_RETURN_ERROR_ON(cond) \ |
| ARM_COMPUTE_RETURN_ERROR_ON_MSG(cond, #cond) |
| |
| /** If the condition is true, an error is returned |
| * |
| * @param[in] cond Condition to evaluate. |
| * @param[in] func Function in which the error occurred. |
| * @param[in] file File in which the error occurred. |
| * @param[in] line Line in which the error occurred. |
| */ |
| #define ARM_COMPUTE_RETURN_ERROR_ON_LOC(cond, func, file, line) \ |
| ARM_COMPUTE_RETURN_ERROR_ON_LOC_MSG(cond, func, file, line, #cond) |
| |
| /** Print the given message then throw an std::runtime_error. |
| * |
| * @param[in] func Function in which the error occurred. |
| * @param[in] file File in which the error occurred. |
| * @param[in] line Line in which the error occurred. |
| * @param[in] msg Message to display. |
| */ |
| #define ARM_COMPUTE_THROW_ERROR(func, file, line, msg) \ |
| do \ |
| { \ |
| arm_compute::throw_error(arm_compute::create_error_msg(arm_compute::ErrorCode::RUNTIME_ERROR, func, file, line, msg)); \ |
| } while(false) |
| |
| /** Print the given message then throw an std::runtime_error. Accepts a message format |
| * and a variable list of arguments matching the format description. |
| * |
| * @param[in] func Function in which the error occurred. |
| * @param[in] file File in which the error occurred. |
| * @param[in] line Line in which the error occurred. |
| * @param[in] msg Error description message format. |
| * @param[in] ... List of arguments matching the format description. |
| */ |
| #define ARM_COMPUTE_THROW_ERROR_VAR(func, file, line, msg, ...) \ |
| do \ |
| { \ |
| std::array<char, 512> out{ 0 }; \ |
| int offset = snprintf(out.data(), out.size(), "in %s %s:%d: ", func, file, line); \ |
| snprintf(out.data() + offset, out.size() - offset, msg, __VA_ARGS__); \ |
| arm_compute::throw_error(arm_compute::Status(arm_compute::ErrorCode::RUNTIME_ERROR, std::string(out.data()))); \ |
| } while(false) |
| |
| /** Print the given message then throw an std::runtime_error. Accepts a message format |
| * and a variable list of arguments matching the format description. |
| * |
| * @param[in] msg Error description message format. |
| * @param[in] ... List of arguments matching the format description. |
| */ |
| #define ARM_COMPUTE_ERROR_VAR(msg, ...) ARM_COMPUTE_THROW_ERROR_VAR(__func__, __FILE__, __LINE__, msg, __VA_ARGS__) |
| |
| /** Print the given message then throw an std::runtime_error. |
| * |
| * @param[in] msg Message to display. |
| */ |
| #define ARM_COMPUTE_ERROR(msg) ARM_COMPUTE_THROW_ERROR(__func__, __FILE__, __LINE__, msg) |
| |
| /** Print the given message then throw an std::runtime_error. Accepts a message format |
| * and a variable list of arguments matching the format description. |
| * |
| * @param[in] func Function in which the error occurred. |
| * @param[in] file File in which the error occurred. |
| * @param[in] line Line in which the error occurred. |
| * @param[in] msg Error description message format. |
| * @param[in] ... List of arguments matching the format description. |
| */ |
| #define ARM_COMPUTE_ERROR_LOC_VAR(func, file, line, msg, ...) ARM_COMPUTE_THROW_ERROR_VAR(func, file, line, msg, __VA_ARGS__) // NOLINT |
| |
| /** Print the given message then throw an std::runtime_error. |
| * |
| * @param[in] func Function in which the error occurred. |
| * @param[in] file File in which the error occurred. |
| * @param[in] line Line in which the error occurred. |
| * @param[in] msg Message to display. |
| */ |
| #define ARM_COMPUTE_ERROR_LOC(func, file, line, msg) ARM_COMPUTE_THROW_ERROR(func, file, line, msg) // NOLINT |
| |
| /** If the condition is true, the given message is printed and program exits |
| * |
| * @param[in] cond Condition to evaluate. |
| * @param[in] msg Message to display. |
| */ |
| #define ARM_COMPUTE_EXIT_ON_MSG(cond, msg) \ |
| do \ |
| { \ |
| if(cond) \ |
| { \ |
| ARM_COMPUTE_ERROR(msg); \ |
| } \ |
| } while(false) |
| |
| /** If the condition is true, the given message is printed and program exits. Accepts a message format |
| * and a variable list of arguments matching the format description. |
| * |
| * @param[in] cond Condition to evaluate. |
| * @param[in] msg Error description message format. |
| * @param[in] ... List of arguments matching the format description. |
| */ |
| #define ARM_COMPUTE_EXIT_ON_MSG_VAR(cond, msg, ...) \ |
| do \ |
| { \ |
| if(cond) \ |
| { \ |
| ARM_COMPUTE_ERROR_VAR(msg, __VA_ARGS__); \ |
| } \ |
| } while(false) |
| |
| #ifdef ARM_COMPUTE_ASSERTS_ENABLED |
| /** Checks if a status value is valid if not throws an exception with the error |
| * |
| * @param[in] status Status value to check. |
| */ |
| #define ARM_COMPUTE_ERROR_THROW_ON(status) \ |
| status.throw_if_error() |
| |
| /** If the condition is true, the given message is printed and an exception is thrown |
| * |
| * @param[in] cond Condition to evaluate. |
| * @param[in] msg Message to display. |
| */ |
| #define ARM_COMPUTE_ERROR_ON_MSG(cond, msg) \ |
| ARM_COMPUTE_EXIT_ON_MSG(cond, msg) |
| |
| /** If the condition is true, the given message is printed and an exception is thrown. Accepts a message format |
| * and a variable list of arguments matching the format description. |
| * |
| * @param[in] cond Condition to evaluate. |
| * @param[in] msg Error description message format. |
| * @param[in] ... List of arguments matching the format description. |
| */ |
| #define ARM_COMPUTE_ERROR_ON_MSG_VAR(cond, msg, ...) \ |
| ARM_COMPUTE_EXIT_ON_MSG_VAR(cond, msg, __VA_ARGS__) |
| |
| /** If the condition is true, the given message is printed and an exception is thrown. |
| * |
| * @param[in] cond Condition to evaluate. |
| * @param[in] func Function in which the error occurred. |
| * @param[in] file File in which the error occurred. |
| * @param[in] line Line in which the error occurred. |
| * @param[in] ... Message to print if cond is false. |
| */ |
| #define ARM_COMPUTE_ERROR_ON_LOC_MSG(cond, func, file, line, ...) \ |
| do \ |
| { \ |
| if(cond) \ |
| { \ |
| ARM_COMPUTE_ERROR_LOC_VAR(func, file, line, __VA_ARGS__); \ |
| } \ |
| } while(false) |
| |
| /** If the condition is true, the given message is printed and an exception is thrown, otherwise value is returned |
| * |
| * @param[in] cond Condition to evaluate. |
| * @param[in] val Value to be returned. |
| * @param[in] msg Message to print if cond is false. |
| */ |
| #define ARM_COMPUTE_CONST_ON_ERROR(cond, val, msg) (cond) ? throw std::logic_error(msg) : val; |
| #else /* ARM_COMPUTE_ASSERTS_ENABLED */ |
| #define ARM_COMPUTE_ERROR_THROW_ON(status) |
| #define ARM_COMPUTE_ERROR_ON_MSG(cond, msg) |
| #define ARM_COMPUTE_ERROR_ON_MSG_VAR(cond, msg, ...) |
| #define ARM_COMPUTE_ERROR_ON_LOC_MSG(cond, func, file, line, ...) |
| #define ARM_COMPUTE_CONST_ON_ERROR(cond, val, msg) val |
| #endif /* ARM_COMPUTE_ASSERTS_ENABLED */ |
| |
| /** If the condition is true then an error message is printed and an exception thrown |
| * |
| * @param[in] cond Condition to evaluate. |
| */ |
| #define ARM_COMPUTE_ERROR_ON(cond) \ |
| ARM_COMPUTE_ERROR_ON_MSG(cond, #cond) |
| |
| /** If the condition is true then an error message is printed and an exception thrown |
| * |
| * @param[in] cond Condition to evaluate. |
| * @param[in] func Function in which the error occurred. |
| * @param[in] file File in which the error occurred. |
| * @param[in] line Line in which the error occurred. |
| */ |
| #define ARM_COMPUTE_ERROR_ON_LOC(cond, func, file, line) \ |
| ARM_COMPUTE_ERROR_ON_LOC_MSG(cond, func, file, line, "%s", #cond) |
| |
| #ifndef ARM_COMPUTE_EXCEPTIONS_DISABLED |
| #define ARM_COMPUTE_THROW(ex) throw(ex) |
| #else /* ARM_COMPUTE_EXCEPTIONS_DISABLED */ |
| #define ARM_COMPUTE_THROW(ex) (ex), std::abort() |
| #endif /* ARM_COMPUTE_EXCEPTIONS_DISABLED */ |
| |
| #endif /* ARM_COMPUTE_ERROR_H */ |