TensorRT-LLMs/cpp/include/tensorrt_llm/common/stringUtils.h
石晓伟 850b6fa1e7
Update TensorRT-LLM (#1358)
Co-authored-by: Kaiyu <26294424+kaiyux@users.noreply.github.com>
2024-03-26 20:47:14 +08:00

110 lines
2.9 KiB
C++

/*
* Copyright (c) 2021, NVIDIA CORPORATION. All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#pragma once
#if ENABLE_BF16
#include <cuda_bf16.h>
#endif // ENABLE_BF16
#include <cuda_fp16.h>
#include <memory> // std::make_unique
#include <sstream> // std::stringstream
#include <string>
#include <vector>
namespace tensorrt_llm::common
{
#if ENABLE_BF16
static inline std::basic_ostream<char>& operator<<(std::basic_ostream<char>& stream, __nv_bfloat16 const& val)
{
stream << __bfloat162float(val);
return stream;
}
#endif // ENABLE_BF16
static inline std::basic_ostream<char>& operator<<(std::basic_ostream<char>& stream, __half const& val)
{
stream << __half2float(val);
return stream;
}
inline std::string fmtstr(std::string const& s)
{
return s;
}
inline std::string fmtstr(std::string&& s)
{
return s;
}
#if defined(_MSC_VER)
std::string fmtstr(char const* format, ...);
#else
std::string fmtstr(char const* format, ...) __attribute__((format(printf, 1, 2)));
#endif
// __PRETTY_FUNCTION__ is used for neat debugging printing but is not supported on Windows
// The alternative is __FUNCSIG__, which is similar but not identical
#if defined(_WIN32)
#define __PRETTY_FUNCTION__ __FUNCSIG__
#endif
auto constexpr kDefaultDelimiter = ", ";
template <typename U, typename TStream, typename T>
inline TStream& arr2outCasted(TStream& out, T* arr, size_t size, char const* delim = kDefaultDelimiter)
{
out << "(";
if (size > 0)
{
for (size_t i = 0; i < size - 1; ++i)
{
out << static_cast<U>(arr[i]) << delim;
}
out << static_cast<U>(arr[size - 1]);
}
out << ")";
return out;
}
template <typename TStream, typename T>
inline TStream& arr2out(TStream& out, T* arr, size_t size, char const* delim = kDefaultDelimiter)
{
return arr2outCasted<T>(out, arr, size, delim);
}
template <typename T>
inline std::string arr2str(T* arr, size_t size, char const* delim = kDefaultDelimiter)
{
std::stringstream ss;
return arr2out(ss, arr, size, delim).str();
}
template <typename T>
inline std::string vec2str(std::vector<T> vec, char const* delim = kDefaultDelimiter)
{
return arr2str(vec.data(), vec.size(), delim);
}
inline bool strStartsWith(std::string const& str, std::string const& prefix)
{
return str.rfind(prefix, 0) == 0;
}
} // namespace tensorrt_llm::common