73 lines
3.0 KiB
C++
73 lines
3.0 KiB
C++
// Copyright (c) ONNX Project Contributors
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/*
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* SPDX-License-Identifier: Apache-2.0
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*/
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// ATTENTION: The code in this file is highly EXPERIMENTAL.
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// Adventurous users should note that the APIs will probably change.
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#pragma once
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#include <stdexcept>
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#include <string>
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namespace ONNX_NAMESPACE {
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struct assert_error : public std::runtime_error {
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public:
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explicit assert_error(const std::string& msg) : runtime_error(msg) {}
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};
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struct tensor_error : public assert_error {
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public:
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explicit tensor_error(const std::string& msg) : assert_error(msg) {}
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};
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std::string barf(const char* fmt, ...);
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[[noreturn]] void throw_assert_error(std::string&);
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[[noreturn]] void throw_tensor_error(std::string&);
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} // namespace ONNX_NAMESPACE
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#if defined(__GNUC__) || defined(__ICL) || defined(__clang__)
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#define _ONNX_EXPECT(x, y) (__builtin_expect((x), (y)))
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#else
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#define _ONNX_EXPECT(x, y) (x)
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#endif
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#define ONNX_ASSERT(cond) \
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if (_ONNX_EXPECT(!(cond), 0)) { \
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std::string error_msg = \
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::ONNX_NAMESPACE::barf("%s:%u: %s: Assertion `%s` failed.", __FILE__, __LINE__, __func__, #cond); \
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throw_assert_error(error_msg); \
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}
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// The following is used to prevent MSVC from passing the whole __VA_ARGS__ list
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// as the first parameter value to a macro call.
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#define ONNX_EXPAND(x) x
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// Note: msg must be a string literal
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#define _ONNX_ASSERTM(cond, msg, ...) \
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if (_ONNX_EXPECT(!(cond), 0)) { \
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std::string error_msg = ::ONNX_NAMESPACE::barf( \
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"%s:%u: %s: Assertion `%s` failed: " msg, __FILE__, __LINE__, __func__, #cond, __VA_ARGS__); \
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throw_assert_error(error_msg); \
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}
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// The trailing ' ' argument is a hack to deal with the extra comma when ... is empty.
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// Another way to solve this is ##__VA_ARGS__ in _ONNX_ASSERTM, but this is a non-portable
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// extension we shouldn't use.
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#define ONNX_ASSERTM(...) ONNX_EXPAND(_ONNX_ASSERTM(__VA_ARGS__, " "))
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#define _TENSOR_ASSERTM(cond, msg, ...) \
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if (_ONNX_EXPECT(!(cond), 0)) { \
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std::string error_msg = ::ONNX_NAMESPACE::barf( \
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"%s:%u: %s: Assertion `%s` failed: " msg, __FILE__, __LINE__, __func__, #cond, __VA_ARGS__); \
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throw_tensor_error(error_msg); \
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}
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#define TENSOR_ASSERTM(...) ONNX_EXPAND(_TENSOR_ASSERTM(__VA_ARGS__, " "))
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