From b3953ce416702ff8d17f962a81d75ab4504759c4 Mon Sep 17 00:00:00 2001 From: Alan Dayton <6393677+adayton1@users.noreply.github.com> Date: Tue, 30 Jan 2024 13:22:10 -0800 Subject: [PATCH] Allow using external fmt (#834) Co-authored-by: Kristi Belcher --- .github/actions/abi-compat/entrypoint.sh | 1 + .github/actions/apply-style/entrypoint.sh | 2 + .github/actions/shroud/entrypoint.sh | 1 + .gitlab/jobs/corona.yml | 4 +- .gitlab/jobs/tioga.yml | 8 +- .gitmodules | 3 + examples/cookbook/recipe_coalesce_pool.cpp | 2 +- ...pe_get_largest_available_block_in_pool.cpp | 2 +- .../cookbook/recipe_move_between_numa.cpp | 8 +- scripts/radiuss-spack-configs | 2 +- src/tpl/CMakeLists.txt | 79 +- src/tpl/umpire/fmt/LICENSE.rst | 27 - src/tpl/umpire/fmt/README | 7 - src/tpl/umpire/fmt/args.h | 232 - src/tpl/umpire/fmt/chrono.h | 1190 ----- src/tpl/umpire/fmt/color.h | 624 --- src/tpl/umpire/fmt/compile.h | 962 ---- src/tpl/umpire/fmt/compile.h.patch | 26 - src/tpl/umpire/fmt/core.h | 1957 -------- src/tpl/umpire/fmt/fmt.hpp | 26 - src/tpl/umpire/fmt/format-inl.h | 2731 ----------- src/tpl/umpire/fmt/format.h | 4034 ----------------- src/tpl/umpire/fmt/locale.h | 64 - src/tpl/umpire/fmt/os.h | 491 -- src/tpl/umpire/fmt/ostream.h | 179 - src/tpl/umpire/fmt/printf.h | 722 --- src/tpl/umpire/fmt/ranges.h | 467 -- src/umpire/CMakeLists.txt | 1 + src/umpire/ResourceManager.cpp | 62 +- src/umpire/ResourceManager.inl | 2 +- src/umpire/Umpire.cpp | 4 +- src/umpire/alloc/CudaMallocAllocator.hpp | 10 +- .../alloc/CudaMallocManagedAllocator.hpp | 10 +- src/umpire/alloc/CudaPinnedAllocator.hpp | 12 +- src/umpire/alloc/HipMallocAllocator.hpp | 10 +- .../alloc/HipMallocManagedAllocator.hpp | 10 +- src/umpire/alloc/HipPinnedAllocator.hpp | 10 +- src/umpire/alloc/MallocAllocator.hpp | 4 +- src/umpire/alloc/OpenMPTargetAllocator.hpp | 3 +- src/umpire/alloc/PosixMemalignAllocator.hpp | 9 +- src/umpire/alloc/SyclMallocAllocator.hpp | 2 +- .../alloc/SyclMallocManagedAllocator.hpp | 2 +- src/umpire/alloc/SyclPinnedAllocator.hpp | 2 +- src/umpire/device_allocator_helper.cpp | 12 +- src/umpire/event/CMakeLists.txt | 2 +- src/umpire/event/json_file_store.cpp | 10 +- src/umpire/op/CudaAdviseOperation.cpp | 4 +- src/umpire/op/CudaCopyOperation.cpp | 13 +- src/umpire/op/CudaGetAttributeOperation.cpp | 4 +- src/umpire/op/CudaMemPrefetchOperation.cpp | 21 +- src/umpire/op/CudaMemsetOperation.cpp | 17 +- src/umpire/op/HipAdviseOperation.cpp | 4 +- src/umpire/op/HipCopyOperation.cpp | 15 +- src/umpire/op/HipMemsetOperation.cpp | 13 +- src/umpire/op/HostReallocateOperation.cpp | 4 +- src/umpire/op/MemoryOperationRegistry.cpp | 7 +- src/umpire/op/SyclMemPrefetchOperation.cpp | 4 +- src/umpire/resource/CMakeLists.txt | 2 +- .../resource/CudaConstantMemoryResource.cu | 4 +- .../resource/CudaDeviceResourceFactory.cpp | 2 +- .../CudaUnifiedMemoryResourceFactory.cpp | 2 +- src/umpire/resource/FileMemoryResource.cpp | 13 +- .../resource/HipConstantMemoryResource.cpp | 5 +- .../resource/HipDeviceResourceFactory.cpp | 3 +- .../HipUnifiedMemoryResourceFactory.cpp | 3 +- .../resource/HostSharedMemoryResourceImpl.hpp | 52 +- .../resource/MemoryResourceRegistry.cpp | 6 +- src/umpire/resource/MemoryResourceTypes.hpp | 4 +- src/umpire/strategy/DynamicPoolList.cpp | 10 +- src/umpire/strategy/FixedPool.cpp | 2 +- .../strategy/MonotonicAllocationStrategy.cpp | 2 +- src/umpire/strategy/QuickPool.cpp | 10 +- src/umpire/strategy/SlotPool.cpp | 3 +- src/umpire/strategy/mixins/Inspector.cpp | 2 +- src/umpire/util/AllocationMap.cpp | 4 +- src/umpire/util/CMakeLists.txt | 3 +- src/umpire/util/MPI.cpp | 4 +- src/umpire/util/MemoryMap.inl | 2 +- src/umpire/util/error.hpp | 2 +- src/umpire/util/io.cpp | 8 +- src/umpire/util/numa.cpp | 8 +- src/umpire/util/wrap_allocator.hpp | 4 +- umpire-config.cmake.in | 13 + 83 files changed, 257 insertions(+), 14050 deletions(-) delete mode 100644 src/tpl/umpire/fmt/LICENSE.rst delete mode 100644 src/tpl/umpire/fmt/README delete mode 100644 src/tpl/umpire/fmt/args.h delete mode 100644 src/tpl/umpire/fmt/chrono.h delete mode 100644 src/tpl/umpire/fmt/color.h delete mode 100644 src/tpl/umpire/fmt/compile.h delete mode 100644 src/tpl/umpire/fmt/compile.h.patch delete mode 100644 src/tpl/umpire/fmt/core.h delete mode 100644 src/tpl/umpire/fmt/fmt.hpp delete mode 100644 src/tpl/umpire/fmt/format-inl.h delete mode 100644 src/tpl/umpire/fmt/format.h delete mode 100644 src/tpl/umpire/fmt/locale.h delete mode 100644 src/tpl/umpire/fmt/os.h delete mode 100644 src/tpl/umpire/fmt/ostream.h delete mode 100644 src/tpl/umpire/fmt/printf.h delete mode 100644 src/tpl/umpire/fmt/ranges.h diff --git a/.github/actions/abi-compat/entrypoint.sh b/.github/actions/abi-compat/entrypoint.sh index 23314da4b..fc05e4e1b 100755 --- a/.github/actions/abi-compat/entrypoint.sh +++ b/.github/actions/abi-compat/entrypoint.sh @@ -6,6 +6,7 @@ git config --global --add safe.directory /github/workspace/blt git config --global --add safe.directory /github/workspace/scripts/radiuss-spack-configs git config --global --add safe.directory /github/workspace/scripts/uberenv git config --global --add safe.directory /github/workspace/src/tpl/umpire/camp +git config --global --add safe.directory /github/workspace/src/tpl/umpire/fmt git submodule update --init --recursive diff --git a/.github/actions/apply-style/entrypoint.sh b/.github/actions/apply-style/entrypoint.sh index fb361e378..a998892ca 100755 --- a/.github/actions/apply-style/entrypoint.sh +++ b/.github/actions/apply-style/entrypoint.sh @@ -6,6 +6,8 @@ git config --global --add safe.directory /github/workspace/blt git config --global --add safe.directory /github/workspace/scripts/radiuss-spack-configs git config --global --add safe.directory /github/workspace/scripts/uberenv git config --global --add safe.directory /github/workspace/src/tpl/umpire/camp +git config --global --add safe.directory /github/workspace/src/tpl/umpire/fmt + git submodule update --init --recursive mkdir build && cd build diff --git a/.github/actions/shroud/entrypoint.sh b/.github/actions/shroud/entrypoint.sh index d1da277e0..7fd949634 100755 --- a/.github/actions/shroud/entrypoint.sh +++ b/.github/actions/shroud/entrypoint.sh @@ -6,6 +6,7 @@ git config --global --add safe.directory /github/workspace/blt git config --global --add safe.directory /github/workspace/scripts/radiuss-spack-configs git config --global --add safe.directory /github/workspace/scripts/uberenv git config --global --add safe.directory /github/workspace/src/tpl/umpire/camp +git config --global --add safe.directory /github/workspace/src/tpl/umpire/fmt git submodule update --init --recursive diff --git a/.gitlab/jobs/corona.yml b/.gitlab/jobs/corona.yml index 28c1e2247..aa656f12f 100644 --- a/.gitlab/jobs/corona.yml +++ b/.gitlab/jobs/corona.yml @@ -25,8 +25,8 @@ # This job intentionally tests our umpire package.py because although this job does not # explicitly have the ~tools, the package.py should still disable tools from being built. ### -rocmcc_5_6_0_hip_openmp_device_alloc: +rocmcc_5_6_1_hip_openmp_device_alloc: variables: - SPEC: "~shared +fortran +openmp +rocm +device_alloc tests=basic amdgpu_target=gfx906 %rocmcc@5.6.0 ^hip@5.6.0" + SPEC: "~shared +fortran +openmp +rocm +device_alloc tests=basic amdgpu_target=gfx906 %rocmcc@5.6.1 ^hip@5.6.1" extends: .job_on_corona diff --git a/.gitlab/jobs/tioga.yml b/.gitlab/jobs/tioga.yml index 9ed9e9df9..29572db24 100644 --- a/.gitlab/jobs/tioga.yml +++ b/.gitlab/jobs/tioga.yml @@ -13,9 +13,9 @@ # the comparison with the original job is easier. # We override the cce job because we can’t use +device-alloc with it -cce_16_0_0: +cce_16_0_1: variables: - SPEC: "~shared +fortran tests=basic %cce@16.0.0" + SPEC: "~shared +fortran tests=basic %cce@16.0.1" extends: .job_on_tioga ############ @@ -29,8 +29,8 @@ cce_16_0_0: # This job intentionally tests our umpire package.py because although this job does not # explicitly have the ~tools, the package.py should still disable tools from being built. ### -rocmcc_5_6_0_hip_openmp_device_alloc: +rocmcc_5_6_1_hip_openmp_device_alloc: variables: - SPEC: "~shared +fortran +openmp +rocm +device_alloc tests=basic amdgpu_target=gfx90a %rocmcc@5.6.0 ^hip@5.6.0" + SPEC: "~shared +fortran +openmp +rocm +device_alloc tests=basic amdgpu_target=gfx90a %rocmcc@5.6.1 ^hip@5.6.1" extends: .job_on_tioga diff --git a/.gitmodules b/.gitmodules index 595d58e6d..e0b64dbc3 100644 --- a/.gitmodules +++ b/.gitmodules @@ -14,3 +14,6 @@ [submodule "scripts/uberenv"] path = scripts/uberenv url = https://github.com/LLNL/uberenv +[submodule "src/tpl/umpire/fmt"] + path = src/tpl/umpire/fmt + url = https://github.com/fmtlib/fmt diff --git a/examples/cookbook/recipe_coalesce_pool.cpp b/examples/cookbook/recipe_coalesce_pool.cpp index 9d2e0d132..394a2043e 100644 --- a/examples/cookbook/recipe_coalesce_pool.cpp +++ b/examples/cookbook/recipe_coalesce_pool.cpp @@ -27,7 +27,7 @@ int main(int, char**) quick_pool->coalesce(); // _sphinx_tag_tut_call_coalesce_end } else { - UMPIRE_ERROR(umpire::runtime_error, umpire::fmt::format("{} is not a QuickPool, cannot coalesce!", pool.getName())); + UMPIRE_ERROR(umpire::runtime_error, fmt::format("{} is not a QuickPool, cannot coalesce!", pool.getName())); } return 0; diff --git a/examples/cookbook/recipe_get_largest_available_block_in_pool.cpp b/examples/cookbook/recipe_get_largest_available_block_in_pool.cpp index 8cc8d8628..27b058da6 100644 --- a/examples/cookbook/recipe_get_largest_available_block_in_pool.cpp +++ b/examples/cookbook/recipe_get_largest_available_block_in_pool.cpp @@ -23,7 +23,7 @@ int main(int, char**) // _sphinx_tag_tut_unwrap_end if (quick_pool == nullptr) { - UMPIRE_ERROR(umpire::runtime_error, umpire::fmt::format("{} is not a QuickPool", pool.getName())); + UMPIRE_ERROR(umpire::runtime_error, fmt::format("{} is not a QuickPool", pool.getName())); } auto ptr = pool.allocate(1024); diff --git a/examples/cookbook/recipe_move_between_numa.cpp b/examples/cookbook/recipe_move_between_numa.cpp index 16e498ce5..43c18d7e6 100644 --- a/examples/cookbook/recipe_move_between_numa.cpp +++ b/examples/cookbook/recipe_move_between_numa.cpp @@ -48,7 +48,7 @@ int main(int, char**) // The pointer shouldn't change even though the memory location changes if (dst_ptr != src_ptr) { UMPIRE_ERROR(umpire::runtime_error, - umpire::fmt::format("Pointers should match: dst_ptr: {} != src_ptr: {}", dst_ptr, src_ptr)); + fmt::format("Pointers should match: dst_ptr: {} != src_ptr: {}", dst_ptr, src_ptr)); } // Touch it @@ -56,7 +56,7 @@ int main(int, char**) // Verify NUMA node if (umpire::numa::get_location(dst_ptr) != host_nodes[1]) { - UMPIRE_ERROR(umpire::runtime_error, umpire::fmt::format("Move was unsuccessful: {}", dst_ptr)); + UMPIRE_ERROR(umpire::runtime_error, fmt::format("Move was unsuccessful: {}", dst_ptr)); } } @@ -77,7 +77,7 @@ int main(int, char**) // The pointer shouldn't change even though the memory location changes if (dst_ptr != src_ptr) { UMPIRE_ERROR(umpire::runtime_error, - umpire::fmt::format("Pointers should match: dst_ptr: {} != src_ptr: {}", dst_ptr, src_ptr)); + fmt::format("Pointers should match: dst_ptr: {} != src_ptr: {}", dst_ptr, src_ptr)); } // Touch it -- this currently uses the host memset operation (thus, copying @@ -86,7 +86,7 @@ int main(int, char**) // Verify NUMA node if (umpire::numa::get_location(dst_ptr) != device_nodes[0]) { - UMPIRE_ERROR(umpire::runtime_error, umpire::fmt::format("Move was unsuccessful: {}", dst_ptr)); + UMPIRE_ERROR(umpire::runtime_error, fmt::format("Move was unsuccessful: {}", dst_ptr)); } } #endif diff --git a/scripts/radiuss-spack-configs b/scripts/radiuss-spack-configs index 56c30b4ac..0fa1fca28 160000 --- a/scripts/radiuss-spack-configs +++ b/scripts/radiuss-spack-configs @@ -1 +1 @@ -Subproject commit 56c30b4ac50b49240ef4c8ef5441456f02c550f8 +Subproject commit 0fa1fca28e51c7ea17f2e06e506dff0f8c20bccf diff --git a/src/tpl/CMakeLists.txt b/src/tpl/CMakeLists.txt index ddccb53cf..6f7001709 100644 --- a/src/tpl/CMakeLists.txt +++ b/src/tpl/CMakeLists.txt @@ -131,75 +131,28 @@ if (NOT TARGET camp) SCOPE INTERFACE TARGET_DEFINITIONS CAMP_HAVE_HIP) endif() - endif () -set(fmt_headers - umpire/fmt/fmt.hpp - umpire/fmt/args.h - umpire/fmt/chrono.h - umpire/fmt/color.h - umpire/fmt/compile.h - umpire/fmt/core.h - umpire/fmt/format-inl.h - umpire/fmt/format.h - umpire/fmt/locale.h - umpire/fmt/os.h - umpire/fmt/ostream.h - umpire/fmt/printf.h - umpire/fmt/ranges.h - ) - -blt_add_library(NAME umpire_tpl_fmt - HEADERS ${fmt_headers}) - - -target_include_directories( - umpire_tpl_fmt - INTERFACE - $ - $) - -# Avoid warnings from fmt (so we can still use -Werror) -blt_convert_to_system_includes(TARGET umpire_tpl_fmt) - -target_include_directories( - umpire_tpl_fmt - INTERFACE - $) - -if (C_COMPILER_FAMILY_IS_XL) - set(_fmt_warning_disable_flag - $<$>:-Wno-unknown-attributes> - $<$:-Xcompiler=-Wno-unknown-attributes>) - - target_compile_options(umpire_tpl_fmt INTERFACE ${_fmt_warning_disable_flag}) -endif () +if (NOT TARGET fmt::fmt) + if (DEFINED fmt_DIR) + find_package(fmt REQUIRED + NO_DEFAULT_PATH + PATHS + ${fmt_DIR} + ${fmt_DIR}/lib64/cmake/fmt) -if (C_COMPILER_FAMILY_IS_PGI) - set(_fmt_warning_disable_flag - "--diag_suppress 1625;--diag_suppress 185;--diag_suppress 811;--diag_suppress 186") - - if (ENABLE_FORTRAN) - target_compile_options(umpire_tpl_fmt - INTERFACE - $<$>:${_fmt_warning_disable_flag}>) + set_target_properties(fmt::fmt PROPERTIES IMPORTED_GLOBAL TRUE) + blt_convert_to_system_includes(TARGET fmt::fmt) else () - target_compile_options(umpire_tpl_fmt - INTERFACE - ${_fmt_warning_disable_flag}) + if (NOT EXISTS ${PROJECT_SOURCE_DIR}/src/tpl/umpire/fmt/CMakeLists.txt) + message(FATAL_ERROR "fmt submodule not initialized. Run 'git submodule update --init --recursive' in the git repository or set fmt_DIR to use an external build of fmt.") + else () + set(FMT_INSTALL ON) + set(FMT_SYSTEM_HEADERS ON) + add_subdirectory(umpire/fmt) + endif () endif () endif () -install(TARGETS - umpire_tpl_fmt - EXPORT umpire-targets - LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR} - ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}) - -install(FILES - ${fmt_headers} - DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/umpire/fmt) - set(UMPIRE_ENABLE_TESTS ${OLD_ENABLE_TESTS}) set(UMPIRE_ENABLE_FORTRAN ${OLD_ENABLE_FORTRAN}) diff --git a/src/tpl/umpire/fmt/LICENSE.rst b/src/tpl/umpire/fmt/LICENSE.rst deleted file mode 100644 index f0ec3db4d..000000000 --- a/src/tpl/umpire/fmt/LICENSE.rst +++ /dev/null @@ -1,27 +0,0 @@ -Copyright (c) 2012 - present, Victor Zverovich - -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. - ---- Optional exception to the license --- - -As an exception, if, as a result of your compiling your source code, portions -of this Software are embedded into a machine-executable object form of such -source code, you may redistribute such embedded portions in such object form -without including the above copyright and permission notices. diff --git a/src/tpl/umpire/fmt/README b/src/tpl/umpire/fmt/README deleted file mode 100644 index 1978a005f..000000000 --- a/src/tpl/umpire/fmt/README +++ /dev/null @@ -1,7 +0,0 @@ -This directory holds the source files for MIT-licensed fmt libary (version 7.1.3) -retrieved from https://github.com/fmtlib/fmt/archive/7.1.3.tar.gz - -Note: Axom adds a custom header file ('fmt.hpp') to simplify usage of fmt configured as a header only library. -This can be included in source files as follows: - - #include "umpire/fmt.hpp" diff --git a/src/tpl/umpire/fmt/args.h b/src/tpl/umpire/fmt/args.h deleted file mode 100644 index 33fa9fc5c..000000000 --- a/src/tpl/umpire/fmt/args.h +++ /dev/null @@ -1,232 +0,0 @@ -// Formatting library for C++ - dynamic format arguments -// -// Copyright (c) 2012 - present, Victor Zverovich -// All rights reserved. -// -// For the license information refer to format.h. - -#ifndef UMPIRE_FMT_ARGS_H_ -#define UMPIRE_FMT_ARGS_H_ - -#include // std::reference_wrapper -#include // std::unique_ptr -#include - -#include "core.h" - -UMPIRE_FMT_BEGIN_NAMESPACE - -namespace detail { - -template struct is_reference_wrapper : std::false_type {}; -template -struct is_reference_wrapper> : std::true_type {}; - -template const T& unwrap(const T& v) { return v; } -template const T& unwrap(const std::reference_wrapper& v) { - return static_cast(v); -} - -class dynamic_arg_list { - // Workaround for clang's -Wweak-vtables. Unlike for regular classes, for - // templates it doesn't complain about inability to deduce single translation - // unit for placing vtable. So storage_node_base is made a fake template. - template struct node { - virtual ~node() = default; - std::unique_ptr> next; - }; - - template struct typed_node : node<> { - T value; - - template - UMPIRE_FMT_CONSTEXPR typed_node(const Arg& arg) : value(arg) {} - - template - UMPIRE_FMT_CONSTEXPR typed_node(const basic_string_view& arg) - : value(arg.data(), arg.size()) {} - }; - - std::unique_ptr> head_; - - public: - template const T& push(const Arg& arg) { - auto new_node = std::unique_ptr>(new typed_node(arg)); - auto& value = new_node->value; - new_node->next = std::move(head_); - head_ = std::move(new_node); - return value; - } -}; -} // namespace detail - -/** - \rst - A dynamic version of `umpire::fmt::format_arg_store`. - It's equipped with a storage to potentially temporary objects which lifetimes - could be shorter than the format arguments object. - - It can be implicitly converted into `~umpire::fmt::basic_format_args` for passing - into type-erased formatting functions such as `~umpire::fmt::vformat`. - \endrst - */ -template -class dynamic_format_arg_store -#if UMPIRE_FMT_GCC_VERSION && UMPIRE_FMT_GCC_VERSION < 409 - // Workaround a GCC template argument substitution bug. - : public basic_format_args -#endif -{ - private: - using char_type = typename Context::char_type; - - template struct need_copy { - static constexpr detail::type mapped_type = - detail::mapped_type_constant::value; - - enum { - value = !(detail::is_reference_wrapper::value || - std::is_same>::value || - std::is_same>::value || - (mapped_type != detail::type::cstring_type && - mapped_type != detail::type::string_type && - mapped_type != detail::type::custom_type)) - }; - }; - - template - using stored_type = conditional_t::value && - !has_formatter::value && - !detail::is_reference_wrapper::value, - std::basic_string, T>; - - // Storage of basic_format_arg must be contiguous. - std::vector> data_; - std::vector> named_info_; - - // Storage of arguments not fitting into basic_format_arg must grow - // without relocation because items in data_ refer to it. - detail::dynamic_arg_list dynamic_args_; - - friend class basic_format_args; - - unsigned long long get_types() const { - return detail::is_unpacked_bit | data_.size() | - (named_info_.empty() - ? 0ULL - : static_cast(detail::has_named_args_bit)); - } - - const basic_format_arg* data() const { - return named_info_.empty() ? data_.data() : data_.data() + 1; - } - - template void emplace_arg(const T& arg) { - data_.emplace_back(detail::make_arg(arg)); - } - - template - void emplace_arg(const detail::named_arg& arg) { - if (named_info_.empty()) { - constexpr const detail::named_arg_info* zero_ptr{nullptr}; - data_.insert(data_.begin(), {zero_ptr, 0}); - } - data_.emplace_back(detail::make_arg(detail::unwrap(arg.value))); - auto pop_one = [](std::vector>* data) { - data->pop_back(); - }; - std::unique_ptr>, decltype(pop_one)> - guard{&data_, pop_one}; - named_info_.push_back({arg.name, static_cast(data_.size() - 2u)}); - data_[0].value_.named_args = {named_info_.data(), named_info_.size()}; - guard.release(); - } - - public: - /** - \rst - Adds an argument into the dynamic store for later passing to a formatting - function. - - Note that custom types and string types (but not string views) are copied - into the store dynamically allocating memory if necessary. - - **Example**:: - - umpire::fmt::dynamic_format_arg_store store; - store.push_back(42); - store.push_back("abc"); - store.push_back(1.5f); - std::string result = umpire::fmt::vformat("{} and {} and {}", store); - \endrst - */ - template void push_back(const T& arg) { - if (detail::const_check(need_copy::value)) - emplace_arg(dynamic_args_.push>(arg)); - else - emplace_arg(detail::unwrap(arg)); - } - - /** - \rst - Adds a reference to the argument into the dynamic store for later passing to - a formatting function. - - **Example**:: - - umpire::fmt::dynamic_format_arg_store store; - char band[] = "Rolling Stones"; - store.push_back(std::cref(band)); - band[9] = 'c'; // Changing str affects the output. - std::string result = umpire::fmt::vformat("{}", store); - // result == "Rolling Scones" - \endrst - */ - template void push_back(std::reference_wrapper arg) { - static_assert( - need_copy::value, - "objects of built-in types and string views are always copied"); - emplace_arg(arg.get()); - } - - /** - Adds named argument into the dynamic store for later passing to a formatting - function. ``std::reference_wrapper`` is supported to avoid copying of the - argument. The name is always copied into the store. - */ - template - void push_back(const detail::named_arg& arg) { - const char_type* arg_name = - dynamic_args_.push>(arg.name).c_str(); - if (detail::const_check(need_copy::value)) { - emplace_arg( - umpire::fmt::arg(arg_name, dynamic_args_.push>(arg.value))); - } else { - emplace_arg(umpire::fmt::arg(arg_name, arg.value)); - } - } - - /** Erase all elements from the store */ - void clear() { - data_.clear(); - named_info_.clear(); - dynamic_args_ = detail::dynamic_arg_list(); - } - - /** - \rst - Reserves space to store at least *new_cap* arguments including - *new_cap_named* named arguments. - \endrst - */ - void reserve(size_t new_cap, size_t new_cap_named) { - UMPIRE_FMT_ASSERT(new_cap >= new_cap_named, - "Set of arguments includes set of named arguments"); - data_.reserve(new_cap); - named_info_.reserve(new_cap_named); - } -}; - -UMPIRE_FMT_END_NAMESPACE - -#endif // UMPIRE_FMT_ARGS_H_ diff --git a/src/tpl/umpire/fmt/chrono.h b/src/tpl/umpire/fmt/chrono.h deleted file mode 100644 index 7772d9aae..000000000 --- a/src/tpl/umpire/fmt/chrono.h +++ /dev/null @@ -1,1190 +0,0 @@ -// Formatting library for C++ - chrono support -// -// Copyright (c) 2012 - present, Victor Zverovich -// All rights reserved. -// -// For the license information refer to format.h. - -#ifndef UMPIRE_FMT_CHRONO_H_ -#define UMPIRE_FMT_CHRONO_H_ - -#include -#include -#include -#include -#include - -#include "format.h" -#include "locale.h" - -UMPIRE_FMT_BEGIN_NAMESPACE - -// Enable safe chrono durations, unless explicitly disabled. -#ifndef UMPIRE_FMT_SAFE_DURATION_CAST -# define UMPIRE_FMT_SAFE_DURATION_CAST 1 -#endif -#if UMPIRE_FMT_SAFE_DURATION_CAST - -// For conversion between std::chrono::durations without undefined -// behaviour or erroneous results. -// This is a stripped down version of duration_cast, for inclusion in fmt. -// See https://github.com/pauldreik/safe_duration_cast -// -// Copyright Paul Dreik 2019 -namespace safe_duration_cast { - -template ::value && - std::numeric_limits::is_signed == - std::numeric_limits::is_signed)> -UMPIRE_FMT_CONSTEXPR To lossless_integral_conversion(const From from, int& ec) { - ec = 0; - using F = std::numeric_limits; - using T = std::numeric_limits; - static_assert(F::is_integer, "From must be integral"); - static_assert(T::is_integer, "To must be integral"); - - // A and B are both signed, or both unsigned. - if (F::digits <= T::digits) { - // From fits in To without any problem. - } else { - // From does not always fit in To, resort to a dynamic check. - if (from < (T::min)() || from > (T::max)()) { - // outside range. - ec = 1; - return {}; - } - } - return static_cast(from); -} - -/** - * converts From to To, without loss. If the dynamic value of from - * can't be converted to To without loss, ec is set. - */ -template ::value && - std::numeric_limits::is_signed != - std::numeric_limits::is_signed)> -UMPIRE_FMT_CONSTEXPR To lossless_integral_conversion(const From from, int& ec) { - ec = 0; - using F = std::numeric_limits; - using T = std::numeric_limits; - static_assert(F::is_integer, "From must be integral"); - static_assert(T::is_integer, "To must be integral"); - - if (detail::const_check(F::is_signed && !T::is_signed)) { - // From may be negative, not allowed! - if (umpire::fmt::detail::is_negative(from)) { - ec = 1; - return {}; - } - // From is positive. Can it always fit in To? - if (F::digits > T::digits && - from > static_cast(detail::max_value())) { - ec = 1; - return {}; - } - } - - if (!F::is_signed && T::is_signed && F::digits >= T::digits && - from > static_cast(detail::max_value())) { - ec = 1; - return {}; - } - return static_cast(from); // Lossless conversion. -} - -template ::value)> -UMPIRE_FMT_CONSTEXPR To lossless_integral_conversion(const From from, int& ec) { - ec = 0; - return from; -} // function - -// clang-format off -/** - * converts From to To if possible, otherwise ec is set. - * - * input | output - * ---------------------------------|--------------- - * NaN | NaN - * Inf | Inf - * normal, fits in output | converted (possibly lossy) - * normal, does not fit in output | ec is set - * subnormal | best effort - * -Inf | -Inf - */ -// clang-format on -template ::value)> -UMPIRE_FMT_CONSTEXPR To safe_float_conversion(const From from, int& ec) { - ec = 0; - using T = std::numeric_limits; - static_assert(std::is_floating_point::value, "From must be floating"); - static_assert(std::is_floating_point::value, "To must be floating"); - - // catch the only happy case - if (std::isfinite(from)) { - if (from >= T::lowest() && from <= (T::max)()) { - return static_cast(from); - } - // not within range. - ec = 1; - return {}; - } - - // nan and inf will be preserved - return static_cast(from); -} // function - -template ::value)> -UMPIRE_FMT_CONSTEXPR To safe_float_conversion(const From from, int& ec) { - ec = 0; - static_assert(std::is_floating_point::value, "From must be floating"); - return from; -} - -/** - * safe duration cast between integral durations - */ -template ::value), - UMPIRE_FMT_ENABLE_IF(std::is_integral::value)> -To safe_duration_cast(std::chrono::duration from, - int& ec) { - using From = std::chrono::duration; - ec = 0; - // the basic idea is that we need to convert from count() in the from type - // to count() in the To type, by multiplying it with this: - struct Factor - : std::ratio_divide {}; - - static_assert(Factor::num > 0, "num must be positive"); - static_assert(Factor::den > 0, "den must be positive"); - - // the conversion is like this: multiply from.count() with Factor::num - // /Factor::den and convert it to To::rep, all this without - // overflow/underflow. let's start by finding a suitable type that can hold - // both To, From and Factor::num - using IntermediateRep = - typename std::common_type::type; - - // safe conversion to IntermediateRep - IntermediateRep count = - lossless_integral_conversion(from.count(), ec); - if (ec) return {}; - // multiply with Factor::num without overflow or underflow - if (detail::const_check(Factor::num != 1)) { - const auto max1 = detail::max_value() / Factor::num; - if (count > max1) { - ec = 1; - return {}; - } - const auto min1 = - (std::numeric_limits::min)() / Factor::num; - if (count < min1) { - ec = 1; - return {}; - } - count *= Factor::num; - } - - if (detail::const_check(Factor::den != 1)) count /= Factor::den; - auto tocount = lossless_integral_conversion(count, ec); - return ec ? To() : To(tocount); -} - -/** - * safe duration_cast between floating point durations - */ -template ::value), - UMPIRE_FMT_ENABLE_IF(std::is_floating_point::value)> -To safe_duration_cast(std::chrono::duration from, - int& ec) { - using From = std::chrono::duration; - ec = 0; - if (std::isnan(from.count())) { - // nan in, gives nan out. easy. - return To{std::numeric_limits::quiet_NaN()}; - } - // maybe we should also check if from is denormal, and decide what to do about - // it. - - // +-inf should be preserved. - if (std::isinf(from.count())) { - return To{from.count()}; - } - - // the basic idea is that we need to convert from count() in the from type - // to count() in the To type, by multiplying it with this: - struct Factor - : std::ratio_divide {}; - - static_assert(Factor::num > 0, "num must be positive"); - static_assert(Factor::den > 0, "den must be positive"); - - // the conversion is like this: multiply from.count() with Factor::num - // /Factor::den and convert it to To::rep, all this without - // overflow/underflow. let's start by finding a suitable type that can hold - // both To, From and Factor::num - using IntermediateRep = - typename std::common_type::type; - - // force conversion of From::rep -> IntermediateRep to be safe, - // even if it will never happen be narrowing in this context. - IntermediateRep count = - safe_float_conversion(from.count(), ec); - if (ec) { - return {}; - } - - // multiply with Factor::num without overflow or underflow - if (Factor::num != 1) { - constexpr auto max1 = detail::max_value() / - static_cast(Factor::num); - if (count > max1) { - ec = 1; - return {}; - } - constexpr auto min1 = std::numeric_limits::lowest() / - static_cast(Factor::num); - if (count < min1) { - ec = 1; - return {}; - } - count *= static_cast(Factor::num); - } - - // this can't go wrong, right? den>0 is checked earlier. - if (Factor::den != 1) { - using common_t = typename std::common_type::type; - count /= static_cast(Factor::den); - } - - // convert to the to type, safely - using ToRep = typename To::rep; - - const ToRep tocount = safe_float_conversion(count, ec); - if (ec) { - return {}; - } - return To{tocount}; -} -} // namespace safe_duration_cast -#endif - -// Prevents expansion of a preceding token as a function-style macro. -// Usage: f UMPIRE_FMT_NOMACRO() -#define UMPIRE_FMT_NOMACRO - -namespace detail { -inline null<> localtime_r UMPIRE_FMT_NOMACRO(...) { return null<>(); } -inline null<> localtime_s(...) { return null<>(); } -inline null<> gmtime_r(...) { return null<>(); } -inline null<> gmtime_s(...) { return null<>(); } -} // namespace detail - -/** - Converts given time since epoch as ``std::time_t`` value into calendar time, - expressed in local time. Unlike ``std::localtime``, this function is - thread-safe on most platforms. - */ -inline std::tm localtime(std::time_t time) { - struct dispatcher { - std::time_t time_; - std::tm tm_; - - dispatcher(std::time_t t) : time_(t) {} - - bool run() { - using namespace umpire::fmt::detail; - return handle(localtime_r(&time_, &tm_)); - } - - bool handle(std::tm* tm) { return tm != nullptr; } - - bool handle(detail::null<>) { - using namespace umpire::fmt::detail; - return fallback(localtime_s(&tm_, &time_)); - } - - bool fallback(int res) { return res == 0; } - -#if !UMPIRE_FMT_MSC_VER - bool fallback(detail::null<>) { - using namespace umpire::fmt::detail; - std::tm* tm = std::localtime(&time_); - if (tm) tm_ = *tm; - return tm != nullptr; - } -#endif - }; - dispatcher lt(time); - // Too big time values may be unsupported. - if (!lt.run()) UMPIRE_FMT_THROW(format_error("time_t value out of range")); - return lt.tm_; -} - -inline std::tm localtime( - std::chrono::time_point time_point) { - return localtime(std::chrono::system_clock::to_time_t(time_point)); -} - -/** - Converts given time since epoch as ``std::time_t`` value into calendar time, - expressed in Coordinated Universal Time (UTC). Unlike ``std::gmtime``, this - function is thread-safe on most platforms. - */ -inline std::tm gmtime(std::time_t time) { - struct dispatcher { - std::time_t time_; - std::tm tm_; - - dispatcher(std::time_t t) : time_(t) {} - - bool run() { - using namespace umpire::fmt::detail; - return handle(gmtime_r(&time_, &tm_)); - } - - bool handle(std::tm* tm) { return tm != nullptr; } - - bool handle(detail::null<>) { - using namespace umpire::fmt::detail; - return fallback(gmtime_s(&tm_, &time_)); - } - - bool fallback(int res) { return res == 0; } - -#if !UMPIRE_FMT_MSC_VER - bool fallback(detail::null<>) { - std::tm* tm = std::gmtime(&time_); - if (tm) tm_ = *tm; - return tm != nullptr; - } -#endif - }; - dispatcher gt(time); - // Too big time values may be unsupported. - if (!gt.run()) UMPIRE_FMT_THROW(format_error("time_t value out of range")); - return gt.tm_; -} - -inline std::tm gmtime( - std::chrono::time_point time_point) { - return gmtime(std::chrono::system_clock::to_time_t(time_point)); -} - -namespace detail { -inline size_t strftime(char* str, size_t count, const char* format, - const std::tm* time) { - // Assign to a pointer to suppress GCCs -Wformat-nonliteral - // First assign the nullptr to suppress -Wsuggest-attribute=format - std::size_t (*strftime)(char*, std::size_t, const char*, const std::tm*) = - nullptr; - strftime = std::strftime; - return strftime(str, count, format, time); -} - -inline size_t strftime(wchar_t* str, size_t count, const wchar_t* format, - const std::tm* time) { - // See above - std::size_t (*wcsftime)(wchar_t*, std::size_t, const wchar_t*, - const std::tm*) = nullptr; - wcsftime = std::wcsftime; - return wcsftime(str, count, format, time); -} -} // namespace detail - -template -struct formatter, Char> - : formatter { - template - auto format(std::chrono::time_point val, - FormatContext& ctx) -> decltype(ctx.out()) { - std::tm time = localtime(val); - return formatter::format(time, ctx); - } -}; - -template struct formatter { - template - UMPIRE_FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) { - auto it = ctx.begin(); - if (it != ctx.end() && *it == ':') ++it; - auto end = it; - while (end != ctx.end() && *end != '}') ++end; - specs = {it, detail::to_unsigned(end - it)}; - return end; - } - - template - auto format(const std::tm& tm, FormatContext& ctx) const - -> decltype(ctx.out()) { - basic_memory_buffer tm_format; - tm_format.append(specs.begin(), specs.end()); - tm_format.push_back('\0'); - basic_memory_buffer buf; - size_t start = buf.size(); - for (;;) { - size_t size = buf.capacity() - start; - size_t count = detail::strftime(&buf[start], size, &tm_format[0], &tm); - if (count != 0) { - buf.resize(start + count); - break; - } - if (size >= tm_format.size() * 256) { - // If the buffer is 256 times larger than the format string, assume - // that `strftime` gives an empty result. There doesn't seem to be a - // better way to distinguish the two cases: - // https://github.com/fmtlib/fmt/issues/367 - break; - } - const size_t MIN_GROWTH = 10; - buf.reserve(buf.capacity() + (size > MIN_GROWTH ? size : MIN_GROWTH)); - } - return std::copy(buf.begin(), buf.end(), ctx.out()); - } - - basic_string_view specs; -}; - -namespace detail { -template UMPIRE_FMT_CONSTEXPR const char* get_units() { - return nullptr; -} -template <> UMPIRE_FMT_CONSTEXPR inline const char* get_units() { - return "as"; -} -template <> UMPIRE_FMT_CONSTEXPR inline const char* get_units() { - return "fs"; -} -template <> UMPIRE_FMT_CONSTEXPR inline const char* get_units() { - return "ps"; -} -template <> UMPIRE_FMT_CONSTEXPR inline const char* get_units() { - return "ns"; -} -template <> UMPIRE_FMT_CONSTEXPR inline const char* get_units() { - return "µs"; -} -template <> UMPIRE_FMT_CONSTEXPR inline const char* get_units() { - return "ms"; -} -template <> UMPIRE_FMT_CONSTEXPR inline const char* get_units() { - return "cs"; -} -template <> UMPIRE_FMT_CONSTEXPR inline const char* get_units() { - return "ds"; -} -template <> UMPIRE_FMT_CONSTEXPR inline const char* get_units>() { - return "s"; -} -template <> UMPIRE_FMT_CONSTEXPR inline const char* get_units() { - return "das"; -} -template <> UMPIRE_FMT_CONSTEXPR inline const char* get_units() { - return "hs"; -} -template <> UMPIRE_FMT_CONSTEXPR inline const char* get_units() { - return "ks"; -} -template <> UMPIRE_FMT_CONSTEXPR inline const char* get_units() { - return "Ms"; -} -template <> UMPIRE_FMT_CONSTEXPR inline const char* get_units() { - return "Gs"; -} -template <> UMPIRE_FMT_CONSTEXPR inline const char* get_units() { - return "Ts"; -} -template <> UMPIRE_FMT_CONSTEXPR inline const char* get_units() { - return "Ps"; -} -template <> UMPIRE_FMT_CONSTEXPR inline const char* get_units() { - return "Es"; -} -template <> UMPIRE_FMT_CONSTEXPR inline const char* get_units>() { - return "m"; -} -template <> UMPIRE_FMT_CONSTEXPR inline const char* get_units>() { - return "h"; -} - -enum class numeric_system { - standard, - // Alternative numeric system, e.g. 十二 instead of 12 in ja_JP locale. - alternative -}; - -// Parses a put_time-like format string and invokes handler actions. -template -UMPIRE_FMT_CONSTEXPR const Char* parse_chrono_format(const Char* begin, - const Char* end, - Handler&& handler) { - auto ptr = begin; - while (ptr != end) { - auto c = *ptr; - if (c == '}') break; - if (c != '%') { - ++ptr; - continue; - } - if (begin != ptr) handler.on_text(begin, ptr); - ++ptr; // consume '%' - if (ptr == end) UMPIRE_FMT_THROW(format_error("invalid format")); - c = *ptr++; - switch (c) { - case '%': - handler.on_text(ptr - 1, ptr); - break; - case 'n': { - const Char newline[] = {'\n'}; - handler.on_text(newline, newline + 1); - break; - } - case 't': { - const Char tab[] = {'\t'}; - handler.on_text(tab, tab + 1); - break; - } - // Day of the week: - case 'a': - handler.on_abbr_weekday(); - break; - case 'A': - handler.on_full_weekday(); - break; - case 'w': - handler.on_dec0_weekday(numeric_system::standard); - break; - case 'u': - handler.on_dec1_weekday(numeric_system::standard); - break; - // Month: - case 'b': - handler.on_abbr_month(); - break; - case 'B': - handler.on_full_month(); - break; - // Hour, minute, second: - case 'H': - handler.on_24_hour(numeric_system::standard); - break; - case 'I': - handler.on_12_hour(numeric_system::standard); - break; - case 'M': - handler.on_minute(numeric_system::standard); - break; - case 'S': - handler.on_second(numeric_system::standard); - break; - // Other: - case 'c': - handler.on_datetime(numeric_system::standard); - break; - case 'x': - handler.on_loc_date(numeric_system::standard); - break; - case 'X': - handler.on_loc_time(numeric_system::standard); - break; - case 'D': - handler.on_us_date(); - break; - case 'F': - handler.on_iso_date(); - break; - case 'r': - handler.on_12_hour_time(); - break; - case 'R': - handler.on_24_hour_time(); - break; - case 'T': - handler.on_iso_time(); - break; - case 'p': - handler.on_am_pm(); - break; - case 'Q': - handler.on_duration_value(); - break; - case 'q': - handler.on_duration_unit(); - break; - case 'z': - handler.on_utc_offset(); - break; - case 'Z': - handler.on_tz_name(); - break; - // Alternative representation: - case 'E': { - if (ptr == end) UMPIRE_FMT_THROW(format_error("invalid format")); - c = *ptr++; - switch (c) { - case 'c': - handler.on_datetime(numeric_system::alternative); - break; - case 'x': - handler.on_loc_date(numeric_system::alternative); - break; - case 'X': - handler.on_loc_time(numeric_system::alternative); - break; - default: - UMPIRE_FMT_THROW(format_error("invalid format")); - } - break; - } - case 'O': - if (ptr == end) UMPIRE_FMT_THROW(format_error("invalid format")); - c = *ptr++; - switch (c) { - case 'w': - handler.on_dec0_weekday(numeric_system::alternative); - break; - case 'u': - handler.on_dec1_weekday(numeric_system::alternative); - break; - case 'H': - handler.on_24_hour(numeric_system::alternative); - break; - case 'I': - handler.on_12_hour(numeric_system::alternative); - break; - case 'M': - handler.on_minute(numeric_system::alternative); - break; - case 'S': - handler.on_second(numeric_system::alternative); - break; - default: - UMPIRE_FMT_THROW(format_error("invalid format")); - } - break; - default: - UMPIRE_FMT_THROW(format_error("invalid format")); - } - begin = ptr; - } - if (begin != ptr) handler.on_text(begin, ptr); - return ptr; -} - -struct chrono_format_checker { - UMPIRE_FMT_NORETURN void report_no_date() { UMPIRE_FMT_THROW(format_error("no date")); } - - template - UMPIRE_FMT_CONSTEXPR void on_text(const Char*, const Char*) {} - UMPIRE_FMT_NORETURN void on_abbr_weekday() { report_no_date(); } - UMPIRE_FMT_NORETURN void on_full_weekday() { report_no_date(); } - UMPIRE_FMT_NORETURN void on_dec0_weekday(numeric_system) { report_no_date(); } - UMPIRE_FMT_NORETURN void on_dec1_weekday(numeric_system) { report_no_date(); } - UMPIRE_FMT_NORETURN void on_abbr_month() { report_no_date(); } - UMPIRE_FMT_NORETURN void on_full_month() { report_no_date(); } - UMPIRE_FMT_CONSTEXPR void on_24_hour(numeric_system) {} - UMPIRE_FMT_CONSTEXPR void on_12_hour(numeric_system) {} - UMPIRE_FMT_CONSTEXPR void on_minute(numeric_system) {} - UMPIRE_FMT_CONSTEXPR void on_second(numeric_system) {} - UMPIRE_FMT_NORETURN void on_datetime(numeric_system) { report_no_date(); } - UMPIRE_FMT_NORETURN void on_loc_date(numeric_system) { report_no_date(); } - UMPIRE_FMT_NORETURN void on_loc_time(numeric_system) { report_no_date(); } - UMPIRE_FMT_NORETURN void on_us_date() { report_no_date(); } - UMPIRE_FMT_NORETURN void on_iso_date() { report_no_date(); } - UMPIRE_FMT_CONSTEXPR void on_12_hour_time() {} - UMPIRE_FMT_CONSTEXPR void on_24_hour_time() {} - UMPIRE_FMT_CONSTEXPR void on_iso_time() {} - UMPIRE_FMT_CONSTEXPR void on_am_pm() {} - UMPIRE_FMT_CONSTEXPR void on_duration_value() {} - UMPIRE_FMT_CONSTEXPR void on_duration_unit() {} - UMPIRE_FMT_NORETURN void on_utc_offset() { report_no_date(); } - UMPIRE_FMT_NORETURN void on_tz_name() { report_no_date(); } -}; - -template ::value)> -inline bool isnan(T) { - return false; -} -template ::value)> -inline bool isnan(T value) { - return std::isnan(value); -} - -template ::value)> -inline bool isfinite(T) { - return true; -} -template ::value)> -inline bool isfinite(T value) { - return std::isfinite(value); -} - -// Converts value to int and checks that it's in the range [0, upper). -template ::value)> -inline int to_nonnegative_int(T value, int upper) { - UMPIRE_FMT_ASSERT(value >= 0 && to_unsigned(value) <= to_unsigned(upper), - "invalid value"); - (void)upper; - return static_cast(value); -} -template ::value)> -inline int to_nonnegative_int(T value, int upper) { - UMPIRE_FMT_ASSERT( - std::isnan(value) || (value >= 0 && value <= static_cast(upper)), - "invalid value"); - (void)upper; - return static_cast(value); -} - -template ::value)> -inline T mod(T x, int y) { - return x % static_cast(y); -} -template ::value)> -inline T mod(T x, int y) { - return std::fmod(x, static_cast(y)); -} - -// If T is an integral type, maps T to its unsigned counterpart, otherwise -// leaves it unchanged (unlike std::make_unsigned). -template ::value> -struct make_unsigned_or_unchanged { - using type = T; -}; - -template struct make_unsigned_or_unchanged { - using type = typename std::make_unsigned::type; -}; - -#if UMPIRE_FMT_SAFE_DURATION_CAST -// throwing version of safe_duration_cast -template -To fmt_safe_duration_cast(std::chrono::duration from) { - int ec; - To to = safe_duration_cast::safe_duration_cast(from, ec); - if (ec) UMPIRE_FMT_THROW(format_error("cannot format duration")); - return to; -} -#endif - -template ::value)> -inline std::chrono::duration get_milliseconds( - std::chrono::duration d) { - // this may overflow and/or the result may not fit in the - // target type. -#if UMPIRE_FMT_SAFE_DURATION_CAST - using CommonSecondsType = - typename std::common_type::type; - const auto d_as_common = fmt_safe_duration_cast(d); - const auto d_as_whole_seconds = - fmt_safe_duration_cast(d_as_common); - // this conversion should be nonproblematic - const auto diff = d_as_common - d_as_whole_seconds; - const auto ms = - fmt_safe_duration_cast>(diff); - return ms; -#else - auto s = std::chrono::duration_cast(d); - return std::chrono::duration_cast(d - s); -#endif -} - -template ::value)> -inline std::chrono::duration get_milliseconds( - std::chrono::duration d) { - using common_type = typename std::common_type::type; - auto ms = mod(d.count() * static_cast(Period::num) / - static_cast(Period::den) * 1000, - 1000); - return std::chrono::duration(static_cast(ms)); -} - -template ::value)> -OutputIt format_duration_value(OutputIt out, Rep val, int) { - return write(out, val); -} - -template ::value)> -OutputIt format_duration_value(OutputIt out, Rep val, int precision) { - auto specs = basic_format_specs(); - specs.precision = precision; - specs.type = precision > 0 ? 'f' : 'g'; - return write(out, val, specs); -} - -template -OutputIt copy_unit(string_view unit, OutputIt out, Char) { - return std::copy(unit.begin(), unit.end(), out); -} - -template -OutputIt copy_unit(string_view unit, OutputIt out, wchar_t) { - // This works when wchar_t is UTF-32 because units only contain characters - // that have the same representation in UTF-16 and UTF-32. - utf8_to_utf16 u(unit); - return std::copy(u.c_str(), u.c_str() + u.size(), out); -} - -template -OutputIt format_duration_unit(OutputIt out) { - if (const char* unit = get_units()) - return copy_unit(string_view(unit), out, Char()); - *out++ = '['; - out = write(out, Period::num); - if (const_check(Period::den != 1)) { - *out++ = '/'; - out = write(out, Period::den); - } - *out++ = ']'; - *out++ = 's'; - return out; -} - -template -struct chrono_formatter { - FormatContext& context; - OutputIt out; - int precision; - // rep is unsigned to avoid overflow. - using rep = - conditional_t::value && sizeof(Rep) < sizeof(int), - unsigned, typename make_unsigned_or_unchanged::type>; - rep val; - using seconds = std::chrono::duration; - seconds s; - using milliseconds = std::chrono::duration; - bool negative; - - using char_type = typename FormatContext::char_type; - - explicit chrono_formatter(FormatContext& ctx, OutputIt o, - std::chrono::duration d) - : context(ctx), - out(o), - val(static_cast(d.count())), - negative(false) { - if (d.count() < 0) { - val = 0 - val; - negative = true; - } - - // this may overflow and/or the result may not fit in the - // target type. -#if UMPIRE_FMT_SAFE_DURATION_CAST - // might need checked conversion (rep!=Rep) - auto tmpval = std::chrono::duration(val); - s = fmt_safe_duration_cast(tmpval); -#else - s = std::chrono::duration_cast( - std::chrono::duration(val)); -#endif - } - - // returns true if nan or inf, writes to out. - bool handle_nan_inf() { - if (isfinite(val)) { - return false; - } - if (isnan(val)) { - write_nan(); - return true; - } - // must be +-inf - if (val > 0) { - write_pinf(); - } else { - write_ninf(); - } - return true; - } - - Rep hour() const { return static_cast(mod((s.count() / 3600), 24)); } - - Rep hour12() const { - Rep hour = static_cast(mod((s.count() / 3600), 12)); - return hour <= 0 ? 12 : hour; - } - - Rep minute() const { return static_cast(mod((s.count() / 60), 60)); } - Rep second() const { return static_cast(mod(s.count(), 60)); } - - std::tm time() const { - auto time = std::tm(); - time.tm_hour = to_nonnegative_int(hour(), 24); - time.tm_min = to_nonnegative_int(minute(), 60); - time.tm_sec = to_nonnegative_int(second(), 60); - return time; - } - - void write_sign() { - if (negative) { - *out++ = '-'; - negative = false; - } - } - - void write(Rep value, int width) { - write_sign(); - if (isnan(value)) return write_nan(); - uint32_or_64_or_128_t n = - to_unsigned(to_nonnegative_int(value, max_value())); - int num_digits = detail::count_digits(n); - if (width > num_digits) out = std::fill_n(out, width - num_digits, '0'); - out = format_decimal(out, n, num_digits).end; - } - - void write_nan() { std::copy_n("nan", 3, out); } - void write_pinf() { std::copy_n("inf", 3, out); } - void write_ninf() { std::copy_n("-inf", 4, out); } - - void format_localized(const tm& time, char format, char modifier = 0) { - if (isnan(val)) return write_nan(); - auto locale = context.locale().template get(); - auto& facet = std::use_facet>(locale); - std::basic_ostringstream os; - os.imbue(locale); - facet.put(os, os, ' ', &time, format, modifier); - auto str = os.str(); - std::copy(str.begin(), str.end(), out); - } - - void on_text(const char_type* begin, const char_type* end) { - std::copy(begin, end, out); - } - - // These are not implemented because durations don't have date information. - void on_abbr_weekday() {} - void on_full_weekday() {} - void on_dec0_weekday(numeric_system) {} - void on_dec1_weekday(numeric_system) {} - void on_abbr_month() {} - void on_full_month() {} - void on_datetime(numeric_system) {} - void on_loc_date(numeric_system) {} - void on_loc_time(numeric_system) {} - void on_us_date() {} - void on_iso_date() {} - void on_utc_offset() {} - void on_tz_name() {} - - void on_24_hour(numeric_system ns) { - if (handle_nan_inf()) return; - - if (ns == numeric_system::standard) return write(hour(), 2); - auto time = tm(); - time.tm_hour = to_nonnegative_int(hour(), 24); - format_localized(time, 'H', 'O'); - } - - void on_12_hour(numeric_system ns) { - if (handle_nan_inf()) return; - - if (ns == numeric_system::standard) return write(hour12(), 2); - auto time = tm(); - time.tm_hour = to_nonnegative_int(hour12(), 12); - format_localized(time, 'I', 'O'); - } - - void on_minute(numeric_system ns) { - if (handle_nan_inf()) return; - - if (ns == numeric_system::standard) return write(minute(), 2); - auto time = tm(); - time.tm_min = to_nonnegative_int(minute(), 60); - format_localized(time, 'M', 'O'); - } - - void on_second(numeric_system ns) { - if (handle_nan_inf()) return; - - if (ns == numeric_system::standard) { - write(second(), 2); -#if UMPIRE_FMT_SAFE_DURATION_CAST - // convert rep->Rep - using duration_rep = std::chrono::duration; - using duration_Rep = std::chrono::duration; - auto tmpval = fmt_safe_duration_cast(duration_rep{val}); -#else - auto tmpval = std::chrono::duration(val); -#endif - auto ms = get_milliseconds(tmpval); - if (ms != std::chrono::milliseconds(0)) { - *out++ = '.'; - write(ms.count(), 3); - } - return; - } - auto time = tm(); - time.tm_sec = to_nonnegative_int(second(), 60); - format_localized(time, 'S', 'O'); - } - - void on_12_hour_time() { - if (handle_nan_inf()) return; - format_localized(time(), 'r'); - } - - void on_24_hour_time() { - if (handle_nan_inf()) { - *out++ = ':'; - handle_nan_inf(); - return; - } - - write(hour(), 2); - *out++ = ':'; - write(minute(), 2); - } - - void on_iso_time() { - on_24_hour_time(); - *out++ = ':'; - if (handle_nan_inf()) return; - write(second(), 2); - } - - void on_am_pm() { - if (handle_nan_inf()) return; - format_localized(time(), 'p'); - } - - void on_duration_value() { - if (handle_nan_inf()) return; - write_sign(); - out = format_duration_value(out, val, precision); - } - - void on_duration_unit() { - out = format_duration_unit(out); - } -}; -} // namespace detail - -template -struct formatter, Char> { - private: - basic_format_specs specs; - int precision = -1; - using arg_ref_type = detail::arg_ref; - arg_ref_type width_ref; - arg_ref_type precision_ref; - basic_string_view format_str; - using duration = std::chrono::duration; - - struct spec_handler { - formatter& f; - basic_format_parse_context& context; - basic_string_view format_str; - - template UMPIRE_FMT_CONSTEXPR arg_ref_type make_arg_ref(Id arg_id) { - context.check_arg_id(arg_id); - return arg_ref_type(arg_id); - } - - UMPIRE_FMT_CONSTEXPR arg_ref_type make_arg_ref(basic_string_view arg_id) { - context.check_arg_id(arg_id); - return arg_ref_type(arg_id); - } - - UMPIRE_FMT_CONSTEXPR arg_ref_type make_arg_ref(detail::auto_id) { - return arg_ref_type(context.next_arg_id()); - } - - void on_error(const char* msg) { UMPIRE_FMT_THROW(format_error(msg)); } - UMPIRE_FMT_CONSTEXPR void on_fill(basic_string_view fill) { - f.specs.fill = fill; - } - UMPIRE_FMT_CONSTEXPR void on_align(align_t align) { f.specs.align = align; } - UMPIRE_FMT_CONSTEXPR void on_width(int width) { f.specs.width = width; } - UMPIRE_FMT_CONSTEXPR void on_precision(int _precision) { - f.precision = _precision; - } - UMPIRE_FMT_CONSTEXPR void end_precision() {} - - template UMPIRE_FMT_CONSTEXPR void on_dynamic_width(Id arg_id) { - f.width_ref = make_arg_ref(arg_id); - } - - template UMPIRE_FMT_CONSTEXPR void on_dynamic_precision(Id arg_id) { - f.precision_ref = make_arg_ref(arg_id); - } - }; - - using iterator = typename basic_format_parse_context::iterator; - struct parse_range { - iterator begin; - iterator end; - }; - - UMPIRE_FMT_CONSTEXPR parse_range do_parse(basic_format_parse_context& ctx) { - auto begin = ctx.begin(), end = ctx.end(); - if (begin == end || *begin == '}') return {begin, begin}; - spec_handler handler{*this, ctx, format_str}; - begin = detail::parse_align(begin, end, handler); - if (begin == end) return {begin, begin}; - begin = detail::parse_width(begin, end, handler); - if (begin == end) return {begin, begin}; - if (*begin == '.') { - if (std::is_floating_point::value) - begin = detail::parse_precision(begin, end, handler); - else - handler.on_error("precision not allowed for this argument type"); - } - end = parse_chrono_format(begin, end, detail::chrono_format_checker()); - return {begin, end}; - } - - public: - UMPIRE_FMT_CONSTEXPR auto parse(basic_format_parse_context& ctx) - -> decltype(ctx.begin()) { - auto range = do_parse(ctx); - format_str = basic_string_view( - &*range.begin, detail::to_unsigned(range.end - range.begin)); - return range.end; - } - - template - auto format(const duration& d, FormatContext& ctx) const - -> decltype(ctx.out()) { - auto specs_copy = specs; - auto precision_copy = precision; - auto begin = format_str.begin(), end = format_str.end(); - // As a possible future optimization, we could avoid extra copying if width - // is not specified. - basic_memory_buffer buf; - auto out = std::back_inserter(buf); - detail::handle_dynamic_spec(specs_copy.width, - width_ref, ctx); - detail::handle_dynamic_spec(precision_copy, - precision_ref, ctx); - if (begin == end || *begin == '}') { - out = detail::format_duration_value(out, d.count(), precision_copy); - detail::format_duration_unit(out); - } else { - detail::chrono_formatter f( - ctx, out, d); - f.precision = precision_copy; - parse_chrono_format(begin, end, f); - } - return detail::write( - ctx.out(), basic_string_view(buf.data(), buf.size()), specs_copy); - } -}; - -UMPIRE_FMT_END_NAMESPACE - -#endif // UMPIRE_FMT_CHRONO_H_ diff --git a/src/tpl/umpire/fmt/color.h b/src/tpl/umpire/fmt/color.h deleted file mode 100644 index 21037c37d..000000000 --- a/src/tpl/umpire/fmt/color.h +++ /dev/null @@ -1,624 +0,0 @@ -// Formatting library for C++ - color support -// -// Copyright (c) 2018 - present, Victor Zverovich and fmt contributors -// All rights reserved. -// -// For the license information refer to format.h. - -#ifndef UMPIRE_FMT_COLOR_H_ -#define UMPIRE_FMT_COLOR_H_ - -#include "format.h" - -// __declspec(deprecated) is broken in some MSVC versions. -#if UMPIRE_FMT_MSC_VER -# define UMPIRE_FMT_DEPRECATED_NONMSVC -#else -# define UMPIRE_FMT_DEPRECATED_NONMSVC UMPIRE_FMT_DEPRECATED -#endif - -UMPIRE_FMT_BEGIN_NAMESPACE - -enum class color : uint32_t { - alice_blue = 0xF0F8FF, // rgb(240,248,255) - antique_white = 0xFAEBD7, // rgb(250,235,215) - aqua = 0x00FFFF, // rgb(0,255,255) - aquamarine = 0x7FFFD4, // rgb(127,255,212) - azure = 0xF0FFFF, // rgb(240,255,255) - beige = 0xF5F5DC, // rgb(245,245,220) - bisque = 0xFFE4C4, // rgb(255,228,196) - black = 0x000000, // rgb(0,0,0) - blanched_almond = 0xFFEBCD, // rgb(255,235,205) - blue = 0x0000FF, // rgb(0,0,255) - blue_violet = 0x8A2BE2, // rgb(138,43,226) - brown = 0xA52A2A, // rgb(165,42,42) - burly_wood = 0xDEB887, // rgb(222,184,135) - cadet_blue = 0x5F9EA0, // rgb(95,158,160) - chartreuse = 0x7FFF00, // rgb(127,255,0) - chocolate = 0xD2691E, // rgb(210,105,30) - coral = 0xFF7F50, // rgb(255,127,80) - cornflower_blue = 0x6495ED, // rgb(100,149,237) - cornsilk = 0xFFF8DC, // rgb(255,248,220) - crimson = 0xDC143C, // rgb(220,20,60) - cyan = 0x00FFFF, // rgb(0,255,255) - dark_blue = 0x00008B, // rgb(0,0,139) - dark_cyan = 0x008B8B, // rgb(0,139,139) - dark_golden_rod = 0xB8860B, // rgb(184,134,11) - dark_gray = 0xA9A9A9, // rgb(169,169,169) - dark_green = 0x006400, // rgb(0,100,0) - dark_khaki = 0xBDB76B, // rgb(189,183,107) - dark_magenta = 0x8B008B, // rgb(139,0,139) - dark_olive_green = 0x556B2F, // rgb(85,107,47) - dark_orange = 0xFF8C00, // rgb(255,140,0) - dark_orchid = 0x9932CC, // rgb(153,50,204) - dark_red = 0x8B0000, // rgb(139,0,0) - dark_salmon = 0xE9967A, // rgb(233,150,122) - dark_sea_green = 0x8FBC8F, // rgb(143,188,143) - dark_slate_blue = 0x483D8B, // rgb(72,61,139) - dark_slate_gray = 0x2F4F4F, // rgb(47,79,79) - dark_turquoise = 0x00CED1, // rgb(0,206,209) - dark_violet = 0x9400D3, // rgb(148,0,211) - deep_pink = 0xFF1493, // rgb(255,20,147) - deep_sky_blue = 0x00BFFF, // rgb(0,191,255) - dim_gray = 0x696969, // rgb(105,105,105) - dodger_blue = 0x1E90FF, // rgb(30,144,255) - fire_brick = 0xB22222, // rgb(178,34,34) - floral_white = 0xFFFAF0, // rgb(255,250,240) - forest_green = 0x228B22, // rgb(34,139,34) - fuchsia = 0xFF00FF, // rgb(255,0,255) - gainsboro = 0xDCDCDC, // rgb(220,220,220) - ghost_white = 0xF8F8FF, // rgb(248,248,255) - gold = 0xFFD700, // rgb(255,215,0) - golden_rod = 0xDAA520, // rgb(218,165,32) - gray = 0x808080, // rgb(128,128,128) - green = 0x008000, // rgb(0,128,0) - green_yellow = 0xADFF2F, // rgb(173,255,47) - honey_dew = 0xF0FFF0, // rgb(240,255,240) - hot_pink = 0xFF69B4, // rgb(255,105,180) - indian_red = 0xCD5C5C, // rgb(205,92,92) - indigo = 0x4B0082, // rgb(75,0,130) - ivory = 0xFFFFF0, // rgb(255,255,240) - khaki = 0xF0E68C, // rgb(240,230,140) - lavender = 0xE6E6FA, // rgb(230,230,250) - lavender_blush = 0xFFF0F5, // rgb(255,240,245) - lawn_green = 0x7CFC00, // rgb(124,252,0) - lemon_chiffon = 0xFFFACD, // rgb(255,250,205) - light_blue = 0xADD8E6, // rgb(173,216,230) - light_coral = 0xF08080, // rgb(240,128,128) - light_cyan = 0xE0FFFF, // rgb(224,255,255) - light_golden_rod_yellow = 0xFAFAD2, // rgb(250,250,210) - light_gray = 0xD3D3D3, // rgb(211,211,211) - light_green = 0x90EE90, // rgb(144,238,144) - light_pink = 0xFFB6C1, // rgb(255,182,193) - light_salmon = 0xFFA07A, // rgb(255,160,122) - light_sea_green = 0x20B2AA, // rgb(32,178,170) - light_sky_blue = 0x87CEFA, // rgb(135,206,250) - light_slate_gray = 0x778899, // rgb(119,136,153) - light_steel_blue = 0xB0C4DE, // rgb(176,196,222) - light_yellow = 0xFFFFE0, // rgb(255,255,224) - lime = 0x00FF00, // rgb(0,255,0) - lime_green = 0x32CD32, // rgb(50,205,50) - linen = 0xFAF0E6, // rgb(250,240,230) - magenta = 0xFF00FF, // rgb(255,0,255) - maroon = 0x800000, // rgb(128,0,0) - medium_aquamarine = 0x66CDAA, // rgb(102,205,170) - medium_blue = 0x0000CD, // rgb(0,0,205) - medium_orchid = 0xBA55D3, // rgb(186,85,211) - medium_purple = 0x9370DB, // rgb(147,112,219) - medium_sea_green = 0x3CB371, // rgb(60,179,113) - medium_slate_blue = 0x7B68EE, // rgb(123,104,238) - medium_spring_green = 0x00FA9A, // rgb(0,250,154) - medium_turquoise = 0x48D1CC, // rgb(72,209,204) - medium_violet_red = 0xC71585, // rgb(199,21,133) - midnight_blue = 0x191970, // rgb(25,25,112) - mint_cream = 0xF5FFFA, // rgb(245,255,250) - misty_rose = 0xFFE4E1, // rgb(255,228,225) - moccasin = 0xFFE4B5, // rgb(255,228,181) - navajo_white = 0xFFDEAD, // rgb(255,222,173) - navy = 0x000080, // rgb(0,0,128) - old_lace = 0xFDF5E6, // rgb(253,245,230) - olive = 0x808000, // rgb(128,128,0) - olive_drab = 0x6B8E23, // rgb(107,142,35) - orange = 0xFFA500, // rgb(255,165,0) - orange_red = 0xFF4500, // rgb(255,69,0) - orchid = 0xDA70D6, // rgb(218,112,214) - pale_golden_rod = 0xEEE8AA, // rgb(238,232,170) - pale_green = 0x98FB98, // rgb(152,251,152) - pale_turquoise = 0xAFEEEE, // rgb(175,238,238) - pale_violet_red = 0xDB7093, // rgb(219,112,147) - papaya_whip = 0xFFEFD5, // rgb(255,239,213) - peach_puff = 0xFFDAB9, // rgb(255,218,185) - peru = 0xCD853F, // rgb(205,133,63) - pink = 0xFFC0CB, // rgb(255,192,203) - plum = 0xDDA0DD, // rgb(221,160,221) - powder_blue = 0xB0E0E6, // rgb(176,224,230) - purple = 0x800080, // rgb(128,0,128) - rebecca_purple = 0x663399, // rgb(102,51,153) - red = 0xFF0000, // rgb(255,0,0) - rosy_brown = 0xBC8F8F, // rgb(188,143,143) - royal_blue = 0x4169E1, // rgb(65,105,225) - saddle_brown = 0x8B4513, // rgb(139,69,19) - salmon = 0xFA8072, // rgb(250,128,114) - sandy_brown = 0xF4A460, // rgb(244,164,96) - sea_green = 0x2E8B57, // rgb(46,139,87) - sea_shell = 0xFFF5EE, // rgb(255,245,238) - sienna = 0xA0522D, // rgb(160,82,45) - silver = 0xC0C0C0, // rgb(192,192,192) - sky_blue = 0x87CEEB, // rgb(135,206,235) - slate_blue = 0x6A5ACD, // rgb(106,90,205) - slate_gray = 0x708090, // rgb(112,128,144) - snow = 0xFFFAFA, // rgb(255,250,250) - spring_green = 0x00FF7F, // rgb(0,255,127) - steel_blue = 0x4682B4, // rgb(70,130,180) - tan = 0xD2B48C, // rgb(210,180,140) - teal = 0x008080, // rgb(0,128,128) - thistle = 0xD8BFD8, // rgb(216,191,216) - tomato = 0xFF6347, // rgb(255,99,71) - turquoise = 0x40E0D0, // rgb(64,224,208) - violet = 0xEE82EE, // rgb(238,130,238) - wheat = 0xF5DEB3, // rgb(245,222,179) - white = 0xFFFFFF, // rgb(255,255,255) - white_smoke = 0xF5F5F5, // rgb(245,245,245) - yellow = 0xFFFF00, // rgb(255,255,0) - yellow_green = 0x9ACD32 // rgb(154,205,50) -}; // enum class color - -enum class terminal_color : uint8_t { - black = 30, - red, - green, - yellow, - blue, - magenta, - cyan, - white, - bright_black = 90, - bright_red, - bright_green, - bright_yellow, - bright_blue, - bright_magenta, - bright_cyan, - bright_white -}; - -enum class emphasis : uint8_t { - bold = 1, - italic = 1 << 1, - underline = 1 << 2, - strikethrough = 1 << 3 -}; - -// rgb is a struct for red, green and blue colors. -// Using the name "rgb" makes some editors show the color in a tooltip. -struct rgb { - UMPIRE_FMT_CONSTEXPR rgb() : r(0), g(0), b(0) {} - UMPIRE_FMT_CONSTEXPR rgb(uint8_t r_, uint8_t g_, uint8_t b_) : r(r_), g(g_), b(b_) {} - UMPIRE_FMT_CONSTEXPR rgb(uint32_t hex) - : r((hex >> 16) & 0xFF), g((hex >> 8) & 0xFF), b(hex & 0xFF) {} - UMPIRE_FMT_CONSTEXPR rgb(color hex) - : r((uint32_t(hex) >> 16) & 0xFF), - g((uint32_t(hex) >> 8) & 0xFF), - b(uint32_t(hex) & 0xFF) {} - uint8_t r; - uint8_t g; - uint8_t b; -}; - -namespace detail { - -// color is a struct of either a rgb color or a terminal color. -struct color_type { - UMPIRE_FMT_CONSTEXPR color_type() UMPIRE_FMT_NOEXCEPT : is_rgb(), value{} {} - UMPIRE_FMT_CONSTEXPR color_type(color rgb_color) UMPIRE_FMT_NOEXCEPT : is_rgb(true), - value{} { - value.rgb_color = static_cast(rgb_color); - } - UMPIRE_FMT_CONSTEXPR color_type(rgb rgb_color) UMPIRE_FMT_NOEXCEPT : is_rgb(true), value{} { - value.rgb_color = (static_cast(rgb_color.r) << 16) | - (static_cast(rgb_color.g) << 8) | rgb_color.b; - } - UMPIRE_FMT_CONSTEXPR color_type(terminal_color term_color) UMPIRE_FMT_NOEXCEPT : is_rgb(), - value{} { - value.term_color = static_cast(term_color); - } - bool is_rgb; - union color_union { - uint8_t term_color; - uint32_t rgb_color; - } value; -}; -} // namespace detail - -/** A text style consisting of foreground and background colors and emphasis. */ -class text_style { - public: - UMPIRE_FMT_CONSTEXPR text_style(emphasis em = emphasis()) UMPIRE_FMT_NOEXCEPT - : set_foreground_color(), - set_background_color(), - ems(em) {} - - UMPIRE_FMT_CONSTEXPR text_style& operator|=(const text_style& rhs) { - if (!set_foreground_color) { - set_foreground_color = rhs.set_foreground_color; - foreground_color = rhs.foreground_color; - } else if (rhs.set_foreground_color) { - if (!foreground_color.is_rgb || !rhs.foreground_color.is_rgb) - UMPIRE_FMT_THROW(format_error("can't OR a terminal color")); - foreground_color.value.rgb_color |= rhs.foreground_color.value.rgb_color; - } - - if (!set_background_color) { - set_background_color = rhs.set_background_color; - background_color = rhs.background_color; - } else if (rhs.set_background_color) { - if (!background_color.is_rgb || !rhs.background_color.is_rgb) - UMPIRE_FMT_THROW(format_error("can't OR a terminal color")); - background_color.value.rgb_color |= rhs.background_color.value.rgb_color; - } - - ems = static_cast(static_cast(ems) | - static_cast(rhs.ems)); - return *this; - } - - friend UMPIRE_FMT_CONSTEXPR text_style operator|(text_style lhs, - const text_style& rhs) { - return lhs |= rhs; - } - - UMPIRE_FMT_DEPRECATED_NONMSVC UMPIRE_FMT_CONSTEXPR text_style& operator&=( - const text_style& rhs) { - return and_assign(rhs); - } - - UMPIRE_FMT_DEPRECATED_NONMSVC friend UMPIRE_FMT_CONSTEXPR text_style - operator&(text_style lhs, const text_style& rhs) { - return lhs.and_assign(rhs); - } - - UMPIRE_FMT_CONSTEXPR bool has_foreground() const UMPIRE_FMT_NOEXCEPT { - return set_foreground_color; - } - UMPIRE_FMT_CONSTEXPR bool has_background() const UMPIRE_FMT_NOEXCEPT { - return set_background_color; - } - UMPIRE_FMT_CONSTEXPR bool has_emphasis() const UMPIRE_FMT_NOEXCEPT { - return static_cast(ems) != 0; - } - UMPIRE_FMT_CONSTEXPR detail::color_type get_foreground() const UMPIRE_FMT_NOEXCEPT { - UMPIRE_FMT_ASSERT(has_foreground(), "no foreground specified for this style"); - return foreground_color; - } - UMPIRE_FMT_CONSTEXPR detail::color_type get_background() const UMPIRE_FMT_NOEXCEPT { - UMPIRE_FMT_ASSERT(has_background(), "no background specified for this style"); - return background_color; - } - UMPIRE_FMT_CONSTEXPR emphasis get_emphasis() const UMPIRE_FMT_NOEXCEPT { - UMPIRE_FMT_ASSERT(has_emphasis(), "no emphasis specified for this style"); - return ems; - } - - private: - UMPIRE_FMT_CONSTEXPR text_style(bool is_foreground, - detail::color_type text_color) UMPIRE_FMT_NOEXCEPT - : set_foreground_color(), - set_background_color(), - ems() { - if (is_foreground) { - foreground_color = text_color; - set_foreground_color = true; - } else { - background_color = text_color; - set_background_color = true; - } - } - - // DEPRECATED! - UMPIRE_FMT_CONSTEXPR text_style& and_assign(const text_style& rhs) { - if (!set_foreground_color) { - set_foreground_color = rhs.set_foreground_color; - foreground_color = rhs.foreground_color; - } else if (rhs.set_foreground_color) { - if (!foreground_color.is_rgb || !rhs.foreground_color.is_rgb) - UMPIRE_FMT_THROW(format_error("can't AND a terminal color")); - foreground_color.value.rgb_color &= rhs.foreground_color.value.rgb_color; - } - - if (!set_background_color) { - set_background_color = rhs.set_background_color; - background_color = rhs.background_color; - } else if (rhs.set_background_color) { - if (!background_color.is_rgb || !rhs.background_color.is_rgb) - UMPIRE_FMT_THROW(format_error("can't AND a terminal color")); - background_color.value.rgb_color &= rhs.background_color.value.rgb_color; - } - - ems = static_cast(static_cast(ems) & - static_cast(rhs.ems)); - return *this; - } - - friend UMPIRE_FMT_CONSTEXPR_DECL text_style fg(detail::color_type foreground) - UMPIRE_FMT_NOEXCEPT; - - friend UMPIRE_FMT_CONSTEXPR_DECL text_style bg(detail::color_type background) - UMPIRE_FMT_NOEXCEPT; - - detail::color_type foreground_color; - detail::color_type background_color; - bool set_foreground_color; - bool set_background_color; - emphasis ems; -}; - -/** Creates a text style from the foreground (text) color. */ -UMPIRE_FMT_CONSTEXPR inline text_style fg(detail::color_type foreground) UMPIRE_FMT_NOEXCEPT { - return text_style(true, foreground); -} - -/** Creates a text style from the background color. */ -UMPIRE_FMT_CONSTEXPR inline text_style bg(detail::color_type background) UMPIRE_FMT_NOEXCEPT { - return text_style(false, background); -} - -UMPIRE_FMT_CONSTEXPR inline text_style operator|(emphasis lhs, - emphasis rhs) UMPIRE_FMT_NOEXCEPT { - return text_style(lhs) | rhs; -} - -namespace detail { - -template struct ansi_color_escape { - UMPIRE_FMT_CONSTEXPR ansi_color_escape(detail::color_type text_color, - const char* esc) UMPIRE_FMT_NOEXCEPT { - // If we have a terminal color, we need to output another escape code - // sequence. - if (!text_color.is_rgb) { - bool is_background = esc == detail::data::background_color; - uint32_t value = text_color.value.term_color; - // Background ASCII codes are the same as the foreground ones but with - // 10 more. - if (is_background) value += 10u; - - size_t index = 0; - buffer[index++] = static_cast('\x1b'); - buffer[index++] = static_cast('['); - - if (value >= 100u) { - buffer[index++] = static_cast('1'); - value %= 100u; - } - buffer[index++] = static_cast('0' + value / 10u); - buffer[index++] = static_cast('0' + value % 10u); - - buffer[index++] = static_cast('m'); - buffer[index++] = static_cast('\0'); - return; - } - - for (int i = 0; i < 7; i++) { - buffer[i] = static_cast(esc[i]); - } - rgb color(text_color.value.rgb_color); - to_esc(color.r, buffer + 7, ';'); - to_esc(color.g, buffer + 11, ';'); - to_esc(color.b, buffer + 15, 'm'); - buffer[19] = static_cast(0); - } - UMPIRE_FMT_CONSTEXPR ansi_color_escape(emphasis em) UMPIRE_FMT_NOEXCEPT { - uint8_t em_codes[4] = {}; - uint8_t em_bits = static_cast(em); - if (em_bits & static_cast(emphasis::bold)) em_codes[0] = 1; - if (em_bits & static_cast(emphasis::italic)) em_codes[1] = 3; - if (em_bits & static_cast(emphasis::underline)) em_codes[2] = 4; - if (em_bits & static_cast(emphasis::strikethrough)) - em_codes[3] = 9; - - size_t index = 0; - for (int i = 0; i < 4; ++i) { - if (!em_codes[i]) continue; - buffer[index++] = static_cast('\x1b'); - buffer[index++] = static_cast('['); - buffer[index++] = static_cast('0' + em_codes[i]); - buffer[index++] = static_cast('m'); - } - buffer[index++] = static_cast(0); - } - UMPIRE_FMT_CONSTEXPR operator const Char*() const UMPIRE_FMT_NOEXCEPT { return buffer; } - - UMPIRE_FMT_CONSTEXPR const Char* begin() const UMPIRE_FMT_NOEXCEPT { return buffer; } - UMPIRE_FMT_CONSTEXPR const Char* end() const UMPIRE_FMT_NOEXCEPT { - return buffer + std::char_traits::length(buffer); - } - - private: - Char buffer[7u + 3u * 4u + 1u]; - - static UMPIRE_FMT_CONSTEXPR void to_esc(uint8_t c, Char* out, - char delimiter) UMPIRE_FMT_NOEXCEPT { - out[0] = static_cast('0' + c / 100); - out[1] = static_cast('0' + c / 10 % 10); - out[2] = static_cast('0' + c % 10); - out[3] = static_cast(delimiter); - } -}; - -template -UMPIRE_FMT_CONSTEXPR ansi_color_escape make_foreground_color( - detail::color_type foreground) UMPIRE_FMT_NOEXCEPT { - return ansi_color_escape(foreground, detail::data::foreground_color); -} - -template -UMPIRE_FMT_CONSTEXPR ansi_color_escape make_background_color( - detail::color_type background) UMPIRE_FMT_NOEXCEPT { - return ansi_color_escape(background, detail::data::background_color); -} - -template -UMPIRE_FMT_CONSTEXPR ansi_color_escape make_emphasis(emphasis em) UMPIRE_FMT_NOEXCEPT { - return ansi_color_escape(em); -} - -template -inline void fputs(const Char* chars, FILE* stream) UMPIRE_FMT_NOEXCEPT { - std::fputs(chars, stream); -} - -template <> -inline void fputs(const wchar_t* chars, FILE* stream) UMPIRE_FMT_NOEXCEPT { - std::fputws(chars, stream); -} - -template inline void reset_color(FILE* stream) UMPIRE_FMT_NOEXCEPT { - fputs(detail::data::reset_color, stream); -} - -template <> inline void reset_color(FILE* stream) UMPIRE_FMT_NOEXCEPT { - fputs(detail::data::wreset_color, stream); -} - -template -inline void reset_color(buffer& buffer) UMPIRE_FMT_NOEXCEPT { - const char* begin = data::reset_color; - const char* end = begin + sizeof(data::reset_color) - 1; - buffer.append(begin, end); -} - -template -void vformat_to(buffer& buf, const text_style& ts, - basic_string_view format_str, - basic_format_args>> args) { - bool has_style = false; - if (ts.has_emphasis()) { - has_style = true; - auto emphasis = detail::make_emphasis(ts.get_emphasis()); - buf.append(emphasis.begin(), emphasis.end()); - } - if (ts.has_foreground()) { - has_style = true; - auto foreground = detail::make_foreground_color(ts.get_foreground()); - buf.append(foreground.begin(), foreground.end()); - } - if (ts.has_background()) { - has_style = true; - auto background = detail::make_background_color(ts.get_background()); - buf.append(background.begin(), background.end()); - } - detail::vformat_to(buf, format_str, args); - if (has_style) detail::reset_color(buf); -} -} // namespace detail - -template > -void vprint(std::FILE* f, const text_style& ts, const S& format, - basic_format_args>> args) { - basic_memory_buffer buf; - detail::vformat_to(buf, ts, to_string_view(format), args); - buf.push_back(Char(0)); - detail::fputs(buf.data(), f); -} - -/** - \rst - Formats a string and prints it to the specified file stream using ANSI - escape sequences to specify text formatting. - - **Example**:: - - umpire::fmt::print(umpire::fmt::emphasis::bold | fg(umpire::fmt::color::red), - "Elapsed time: {0:.2f} seconds", 1.23); - \endrst - */ -template ::value)> -void print(std::FILE* f, const text_style& ts, const S& format_str, - const Args&... args) { - vprint(f, ts, format_str, - umpire::fmt::make_args_checked(format_str, args...)); -} - -/** - \rst - Formats a string and prints it to stdout using ANSI escape sequences to - specify text formatting. - - **Example**:: - - umpire::fmt::print(umpire::fmt::emphasis::bold | fg(umpire::fmt::color::red), - "Elapsed time: {0:.2f} seconds", 1.23); - \endrst - */ -template ::value)> -void print(const text_style& ts, const S& format_str, const Args&... args) { - return print(stdout, ts, format_str, args...); -} - -template > -inline std::basic_string vformat( - const text_style& ts, const S& format_str, - basic_format_args>> args) { - basic_memory_buffer buf; - detail::vformat_to(buf, ts, to_string_view(format_str), args); - return umpire::fmt::to_string(buf); -} - -/** - \rst - Formats arguments and returns the result as a string using ANSI - escape sequences to specify text formatting. - - **Example**:: - - #include - std::string message = umpire::fmt::format(umpire::fmt::emphasis::bold | fg(umpire::fmt::color::red), - "The answer is {}", 42); - \endrst -*/ -template > -inline std::basic_string format(const text_style& ts, const S& format_str, - const Args&... args) { - return vformat(ts, to_string_view(format_str), - umpire::fmt::make_args_checked(format_str, args...)); -} - -/** - Formats a string with the given text_style and writes the output to ``out``. - */ -template ::value)> -OutputIt vformat_to( - OutputIt out, const text_style& ts, basic_string_view format_str, - basic_format_args>> args) { - decltype(detail::get_buffer(out)) buf(detail::get_buffer_init(out)); - detail::vformat_to(buf, ts, format_str, args); - return detail::get_iterator(buf); -} - -/** - \rst - Formats arguments with the given text_style, writes the result to the output - iterator ``out`` and returns the iterator past the end of the output range. - - **Example**:: - - std::vector out; - umpire::fmt::format_to(std::back_inserter(out), - umpire::fmt::emphasis::bold | fg(umpire::fmt::color::red), "{}", 42); - \endrst -*/ -template >::value&& - detail::is_string::value> -inline auto format_to(OutputIt out, const text_style& ts, const S& format_str, - Args&&... args) -> - typename std::enable_if::type { - return vformat_to(out, ts, to_string_view(format_str), - umpire::fmt::make_args_checked(format_str, args...)); -} - -UMPIRE_FMT_END_NAMESPACE - -#endif // UMPIRE_FMT_COLOR_H_ diff --git a/src/tpl/umpire/fmt/compile.h b/src/tpl/umpire/fmt/compile.h deleted file mode 100644 index f9ef346c0..000000000 --- a/src/tpl/umpire/fmt/compile.h +++ /dev/null @@ -1,962 +0,0 @@ -// Formatting library for C++ - experimental format string compilation -// -// Copyright (c) 2012 - present, Victor Zverovich and fmt contributors -// All rights reserved. -// -// For the license information refer to format.h. - -#ifndef UMPIRE_FMT_COMPILE_H_ -#define UMPIRE_FMT_COMPILE_H_ - -#include -#include - -#include "format.h" - -#ifndef UMPIRE_FMT_USE_NONTYPE_TEMPLATE_PARAMETERS -# if defined(__cpp_nontype_template_parameter_class) && \ - (!UMPIRE_FMT_GCC_VERSION || UMPIRE_FMT_GCC_VERSION >= 903) -# define UMPIRE_FMT_USE_NONTYPE_TEMPLATE_PARAMETERS 1 -# else -# define UMPIRE_FMT_USE_NONTYPE_TEMPLATE_PARAMETERS 0 -# endif -#endif - -UMPIRE_FMT_BEGIN_NAMESPACE -namespace detail { - -template class truncating_iterator_base { - protected: - OutputIt out_; - size_t limit_; - size_t count_ = 0; - - truncating_iterator_base() : out_(), limit_(0) {} - - truncating_iterator_base(OutputIt out, size_t limit) - : out_(out), limit_(limit) {} - - public: - using iterator_category = std::output_iterator_tag; - using value_type = typename std::iterator_traits::value_type; - using difference_type = std::ptrdiff_t; - using pointer = void; - using reference = void; - using _Unchecked_type = - truncating_iterator_base; // Mark iterator as checked. - - OutputIt base() const { return out_; } - size_t count() const { return count_; } -}; - -// An output iterator that truncates the output and counts the number of objects -// written to it. -template ::value_type>::type> -class truncating_iterator; - -template -class truncating_iterator - : public truncating_iterator_base { - mutable typename truncating_iterator_base::value_type blackhole_; - - public: - using value_type = typename truncating_iterator_base::value_type; - - truncating_iterator() = default; - - truncating_iterator(OutputIt out, size_t limit) - : truncating_iterator_base(out, limit) {} - - truncating_iterator& operator++() { - if (this->count_++ < this->limit_) ++this->out_; - return *this; - } - - truncating_iterator operator++(int) { - auto it = *this; - ++*this; - return it; - } - - value_type& operator*() const { - return this->count_ < this->limit_ ? *this->out_ : blackhole_; - } -}; - -template -class truncating_iterator - : public truncating_iterator_base { - public: - truncating_iterator() = default; - - truncating_iterator(OutputIt out, size_t limit) - : truncating_iterator_base(out, limit) {} - - template truncating_iterator& operator=(T val) { - if (this->count_++ < this->limit_) *this->out_++ = val; - return *this; - } - - truncating_iterator& operator++() { return *this; } - truncating_iterator& operator++(int) { return *this; } - truncating_iterator& operator*() { return *this; } -}; - -// A compile-time string which is compiled into fast formatting code. -class compiled_string {}; - -template -struct is_compiled_string : std::is_base_of {}; - -/** - \rst - Converts a string literal *s* into a format string that will be parsed at - compile time and converted into efficient formatting code. Requires C++17 - ``constexpr if`` compiler support. - - **Example**:: - - // Converts 42 into std::string using the most efficient method and no - // runtime format string processing. - std::string s = umpire::fmt::format(UMPIRE_FMT_COMPILE("{}"), 42); - \endrst - */ -#define UMPIRE_FMT_COMPILE(s) UMPIRE_FMT_STRING_IMPL(s, umpire::fmt::detail::compiled_string) - -#if UMPIRE_FMT_USE_NONTYPE_TEMPLATE_PARAMETERS -template struct fixed_string { - constexpr fixed_string(const Char (&str)[N]) { - copy_str(static_cast(str), str + N, - data); - } - Char data[N]{}; -}; - -template Str> -struct udl_compiled_string : compiled_string { - using char_type = Char; - constexpr operator basic_string_view() const { - return {Str.data, N - 1}; - } -}; -#endif - -template -const T& first(const T& value, const Tail&...) { - return value; -} - -// Part of a compiled format string. It can be either literal text or a -// replacement field. -template struct format_part { - enum class kind { arg_index, arg_name, text, replacement }; - - struct replacement { - arg_ref arg_id; - dynamic_format_specs specs; - }; - - kind part_kind; - union value { - int arg_index; - basic_string_view str; - replacement repl; - - UMPIRE_FMT_CONSTEXPR value(int index = 0) : arg_index(index) {} - UMPIRE_FMT_CONSTEXPR value(basic_string_view s) : str(s) {} - UMPIRE_FMT_CONSTEXPR value(replacement r) : repl(r) {} - } val; - // Position past the end of the argument id. - const Char* arg_id_end = nullptr; - - UMPIRE_FMT_CONSTEXPR format_part(kind k = kind::arg_index, value v = {}) - : part_kind(k), val(v) {} - - static UMPIRE_FMT_CONSTEXPR format_part make_arg_index(int index) { - return format_part(kind::arg_index, index); - } - static UMPIRE_FMT_CONSTEXPR format_part make_arg_name(basic_string_view name) { - return format_part(kind::arg_name, name); - } - static UMPIRE_FMT_CONSTEXPR format_part make_text(basic_string_view text) { - return format_part(kind::text, text); - } - static UMPIRE_FMT_CONSTEXPR format_part make_replacement(replacement repl) { - return format_part(kind::replacement, repl); - } -}; - -template struct part_counter { - unsigned num_parts = 0; - - UMPIRE_FMT_CONSTEXPR void on_text(const Char* begin, const Char* end) { - if (begin != end) ++num_parts; - } - - UMPIRE_FMT_CONSTEXPR int on_arg_id() { return ++num_parts, 0; } - UMPIRE_FMT_CONSTEXPR int on_arg_id(int) { return ++num_parts, 0; } - UMPIRE_FMT_CONSTEXPR int on_arg_id(basic_string_view) { - return ++num_parts, 0; - } - - UMPIRE_FMT_CONSTEXPR void on_replacement_field(int, const Char*) {} - - UMPIRE_FMT_CONSTEXPR const Char* on_format_specs(int, const Char* begin, - const Char* end) { - // Find the matching brace. - unsigned brace_counter = 0; - for (; begin != end; ++begin) { - if (*begin == '{') { - ++brace_counter; - } else if (*begin == '}') { - if (brace_counter == 0u) break; - --brace_counter; - } - } - return begin; - } - - UMPIRE_FMT_CONSTEXPR void on_error(const char*) {} -}; - -// Counts the number of parts in a format string. -template -UMPIRE_FMT_CONSTEXPR unsigned count_parts(basic_string_view format_str) { - part_counter counter; - parse_format_string(format_str, counter); - return counter.num_parts; -} - -template -class format_string_compiler : public error_handler { - private: - using part = format_part; - - PartHandler handler_; - part part_; - basic_string_view format_str_; - basic_format_parse_context parse_context_; - - public: - UMPIRE_FMT_CONSTEXPR format_string_compiler(basic_string_view format_str, - PartHandler handler) - : handler_(handler), - format_str_(format_str), - parse_context_(format_str) {} - - UMPIRE_FMT_CONSTEXPR void on_text(const Char* begin, const Char* end) { - if (begin != end) - handler_(part::make_text({begin, to_unsigned(end - begin)})); - } - - UMPIRE_FMT_CONSTEXPR int on_arg_id() { - part_ = part::make_arg_index(parse_context_.next_arg_id()); - return 0; - } - - UMPIRE_FMT_CONSTEXPR int on_arg_id(int id) { - parse_context_.check_arg_id(id); - part_ = part::make_arg_index(id); - return 0; - } - - UMPIRE_FMT_CONSTEXPR int on_arg_id(basic_string_view id) { - part_ = part::make_arg_name(id); - return 0; - } - - UMPIRE_FMT_CONSTEXPR void on_replacement_field(int, const Char* ptr) { - part_.arg_id_end = ptr; - handler_(part_); - } - - UMPIRE_FMT_CONSTEXPR const Char* on_format_specs(int, const Char* begin, - const Char* end) { - auto repl = typename part::replacement(); - dynamic_specs_handler> handler( - repl.specs, parse_context_); - auto it = parse_format_specs(begin, end, handler); - if (*it != '}') on_error("missing '}' in format string"); - repl.arg_id = part_.part_kind == part::kind::arg_index - ? arg_ref(part_.val.arg_index) - : arg_ref(part_.val.str); - auto replacement_part = part::make_replacement(repl); - replacement_part.arg_id_end = begin; - handler_(replacement_part); - return it; - } -}; - -// Compiles a format string and invokes handler(part) for each parsed part. -template -UMPIRE_FMT_CONSTEXPR void compile_format_string(basic_string_view format_str, - PartHandler handler) { - parse_format_string( - format_str, - format_string_compiler(format_str, handler)); -} - -template -void format_arg( - basic_format_parse_context& parse_ctx, - Context& ctx, Id arg_id) { - auto arg = ctx.arg(arg_id); - if (arg.type() == type::custom_type) { - visit_format_arg(custom_formatter(parse_ctx, ctx), arg); - } else { - ctx.advance_to(visit_format_arg( - default_arg_formatter{ - ctx.out(), ctx.args(), ctx.locale()}, - arg)); - } -} - -// vformat_to is defined in a subnamespace to prevent ADL. -namespace cf { -template -auto vformat_to(OutputIt out, CompiledFormat& cf, - basic_format_args args) -> typename Context::iterator { - using char_type = typename Context::char_type; - basic_format_parse_context parse_ctx( - to_string_view(cf.format_str_)); - Context ctx(out, args); - - const auto& parts = cf.parts(); - for (auto part_it = std::begin(parts); part_it != std::end(parts); - ++part_it) { - const auto& part = *part_it; - const auto& value = part.val; - - using format_part_t = format_part; - switch (part.part_kind) { - case format_part_t::kind::text: { - const auto text = value.str; - auto output = ctx.out(); - auto&& it = reserve(output, text.size()); - it = std::copy_n(text.begin(), text.size(), it); - ctx.advance_to(output); - break; - } - - case format_part_t::kind::arg_index: - advance_to(parse_ctx, part.arg_id_end); - detail::format_arg(parse_ctx, ctx, value.arg_index); - break; - - case format_part_t::kind::arg_name: - advance_to(parse_ctx, part.arg_id_end); - detail::format_arg(parse_ctx, ctx, value.str); - break; - - case format_part_t::kind::replacement: { - const auto& arg_id_value = value.repl.arg_id.val; - const auto arg = value.repl.arg_id.kind == arg_id_kind::index - ? ctx.arg(arg_id_value.index) - : ctx.arg(arg_id_value.name); - - auto specs = value.repl.specs; - - handle_dynamic_spec(specs.width, specs.width_ref, ctx); - handle_dynamic_spec(specs.precision, - specs.precision_ref, ctx); - - error_handler h; - numeric_specs_checker checker(h, arg.type()); - if (specs.align == align::numeric) checker.require_numeric_argument(); - if (specs.sign != sign::none) checker.check_sign(); - if (specs.alt) checker.require_numeric_argument(); - if (specs.precision >= 0) checker.check_precision(); - - advance_to(parse_ctx, part.arg_id_end); - ctx.advance_to(visit_format_arg( - arg_formatter(ctx, specs), - arg)); - break; - } - } - } - return ctx.out(); -} -} // namespace cf - -struct basic_compiled_format {}; - -template -struct compiled_format_base : basic_compiled_format { - using char_type = char_t; - using parts_container = std::vector>; - - parts_container compiled_parts; - - explicit compiled_format_base(basic_string_view format_str) { - compile_format_string(format_str, - [this](const format_part& part) { - compiled_parts.push_back(part); - }); - } - - const parts_container& parts() const { return compiled_parts; } -}; - -template struct format_part_array { - format_part data[N] = {}; - UMPIRE_FMT_CONSTEXPR format_part_array() = default; -}; - -template -UMPIRE_FMT_CONSTEXPR format_part_array compile_to_parts( - basic_string_view format_str) { - format_part_array parts; - unsigned counter = 0; - // This is not a lambda for compatibility with older compilers. - struct { - format_part* parts; - unsigned* counter; - UMPIRE_FMT_CONSTEXPR void operator()(const format_part& part) { - parts[(*counter)++] = part; - } - } collector{parts.data, &counter}; - compile_format_string(format_str, collector); - if (counter < N) { - parts.data[counter] = - format_part::make_text(basic_string_view()); - } - return parts; -} - -template constexpr const T& constexpr_max(const T& a, const T& b) { - return (a < b) ? b : a; -} - -template -struct compiled_format_base::value>> - : basic_compiled_format { - using char_type = char_t; - - UMPIRE_FMT_CONSTEXPR explicit compiled_format_base(basic_string_view) {} - -// Workaround for old compilers. Format string compilation will not be -// performed there anyway. -#if UMPIRE_FMT_USE_CONSTEXPR - static UMPIRE_FMT_CONSTEXPR_DECL const unsigned num_format_parts = - constexpr_max(count_parts(to_string_view(S())), 1u); -#else - static const unsigned num_format_parts = 1; -#endif - - using parts_container = format_part[num_format_parts]; - - const parts_container& parts() const { - static UMPIRE_FMT_CONSTEXPR_DECL const auto compiled_parts = - compile_to_parts( - detail::to_string_view(S())); - return compiled_parts.data; - } -}; - -template -class compiled_format : private compiled_format_base { - public: - using typename compiled_format_base::char_type; - - private: - basic_string_view format_str_; - - template - friend auto cf::vformat_to(OutputIt out, CompiledFormat& cf, - basic_format_args args) -> - typename Context::iterator; - - public: - compiled_format() = delete; - explicit constexpr compiled_format(basic_string_view format_str) - : compiled_format_base(format_str), format_str_(format_str) {} -}; - -// start umpire change -#if defined(__cpp_if_constexpr) && defined(__cpp_return_type_deduction) -// end umpire change -template struct type_list {}; - -// Returns a reference to the argument at index N from [first, rest...]. -template -constexpr const auto& get([[maybe_unused]] const T& first, - [[maybe_unused]] const Args&... rest) { - static_assert(N < 1 + sizeof...(Args), "index is out of bounds"); - if constexpr (N == 0) - return first; - else - return get(rest...); -} - -template struct get_type_impl; - -template struct get_type_impl> { - using type = remove_cvref_t(std::declval()...))>; -}; - -template -using get_type = typename get_type_impl::type; - -template struct is_compiled_format : std::false_type {}; - -template struct text { - basic_string_view data; - using char_type = Char; - - template - constexpr OutputIt format(OutputIt out, const Args&...) const { - return write(out, data); - } -}; - -template -struct is_compiled_format> : std::true_type {}; - -template -constexpr text make_text(basic_string_view s, size_t pos, - size_t size) { - return {{&s[pos], size}}; -} - -template struct code_unit { - Char value; - using char_type = Char; - - template - constexpr OutputIt format(OutputIt out, const Args&...) const { - return write(out, value); - } -}; - -template -struct is_compiled_format> : std::true_type {}; - -// A replacement field that refers to argument N. -template struct field { - using char_type = Char; - - template - constexpr OutputIt format(OutputIt out, const Args&... args) const { - if constexpr (is_named_arg::type>::value) { - const auto& arg = get(args...).value; - return write(out, arg); - } else { - // This ensures that the argument type is convertile to `const T&`. - const T& arg = get(args...); - return write(out, arg); - } - } -}; - -template -struct is_compiled_format> : std::true_type {}; - -// A replacement field that refers to argument with name. -template struct runtime_named_field { - using char_type = Char; - basic_string_view name; - - template - constexpr static bool try_format_argument( - OutputIt& out, - // [[maybe_unused]] due to unused-but-set-parameter warning in GCC 7,8,9 - [[maybe_unused]] basic_string_view arg_name, const T& arg) { - if constexpr (is_named_arg::type>::value) { - if (arg_name == arg.name) { - out = write(out, arg.value); - return true; - } - } - return false; - } - - template - constexpr OutputIt format(OutputIt out, const Args&... args) const { - bool found = (try_format_argument(out, name, args) || ...); - if (!found) { - throw format_error("argument with specified name is not found"); - } - return out; - } -}; - -template -struct is_compiled_format> : std::true_type {}; - -// A replacement field that refers to argument N and has format specifiers. -template struct spec_field { - using char_type = Char; - formatter fmt; - - template - constexpr OutputIt format(OutputIt out, const Args&... args) const { - // This ensures that the argument type is convertile to `const T&`. - const T& arg = get(args...); - const auto& vargs = - make_format_args>(args...); - basic_format_context ctx(out, vargs); - return fmt.format(arg, ctx); - } -}; - -template -struct is_compiled_format> : std::true_type {}; - -template struct concat { - L lhs; - R rhs; - using char_type = typename L::char_type; - - template - constexpr OutputIt format(OutputIt out, const Args&... args) const { - out = lhs.format(out, args...); - return rhs.format(out, args...); - } -}; - -template -struct is_compiled_format> : std::true_type {}; - -template -constexpr concat make_concat(L lhs, R rhs) { - return {lhs, rhs}; -} - -struct unknown_format {}; - -template -constexpr size_t parse_text(basic_string_view str, size_t pos) { - for (size_t size = str.size(); pos != size; ++pos) { - if (str[pos] == '{' || str[pos] == '}') break; - } - return pos; -} - -template -constexpr auto compile_format_string(S format_str); - -template -constexpr auto parse_tail(T head, S format_str) { - if constexpr (POS != - basic_string_view(format_str).size()) { - constexpr auto tail = compile_format_string(format_str); - if constexpr (std::is_same, - unknown_format>()) - return tail; - else - return make_concat(head, tail); - } else { - return head; - } -} - -template struct parse_specs_result { - formatter fmt; - size_t end; - int next_arg_id; -}; - -constexpr int manual_indexing_id = -1; - -template -constexpr parse_specs_result parse_specs(basic_string_view str, - size_t pos, int next_arg_id) { - str.remove_prefix(pos); - auto ctx = basic_format_parse_context(str, {}, next_arg_id); - auto f = formatter(); - auto end = f.parse(ctx); - return {f, pos + umpire::fmt::detail::to_unsigned(end - str.data()) + 1, - next_arg_id == 0 ? manual_indexing_id : ctx.next_arg_id()}; -} - -template struct arg_id_handler { - constexpr void on_error(const char* message) { throw format_error(message); } - - constexpr int on_arg_id() { - UMPIRE_FMT_ASSERT(false, "handler cannot be used with automatic indexing"); - return 0; - } - - constexpr int on_arg_id(int id) { - arg_id = arg_ref(id); - return 0; - } - - constexpr int on_arg_id(basic_string_view id) { - arg_id = arg_ref(id); - return 0; - } - - arg_ref arg_id; -}; - -template struct parse_arg_id_result { - arg_ref arg_id; - const Char* arg_id_end; -}; - -template -constexpr auto parse_arg_id(const Char* begin, const Char* end) { - auto handler = arg_id_handler{arg_ref{}}; - auto adapter = id_adapter, Char>{handler, 0}; - auto arg_id_end = parse_arg_id(begin, end, adapter); - return parse_arg_id_result{handler.arg_id, arg_id_end}; -} - -// Compiles a non-empty format string and returns the compiled representation -// or unknown_format() on unrecognized input. -template -constexpr auto compile_format_string(S format_str) { - using char_type = typename S::char_type; - constexpr basic_string_view str = format_str; - if constexpr (str[POS] == '{') { - if constexpr (POS + 1 == str.size()) - throw format_error("unmatched '{' in format string"); - if constexpr (str[POS + 1] == '{') { - return parse_tail(make_text(str, POS, 1), format_str); - } else if constexpr (str[POS + 1] == '}' || str[POS + 1] == ':') { - static_assert(ID != manual_indexing_id, - "cannot switch from manual to automatic argument indexing"); - using id_type = get_type; - if constexpr (str[POS + 1] == '}') { - constexpr auto next_id = - ID != manual_indexing_id ? ID + 1 : manual_indexing_id; - return parse_tail( - field(), format_str); - } else { - constexpr auto result = parse_specs(str, POS + 2, ID + 1); - return parse_tail( - spec_field{result.fmt}, format_str); - } - } else { - constexpr auto arg_id_result = - parse_arg_id(str.data() + POS + 1, str.data() + str.size()); - constexpr auto arg_id_end_pos = arg_id_result.arg_id_end - str.data(); - constexpr char_type c = - arg_id_end_pos != str.size() ? str[arg_id_end_pos] : char_type(); - static_assert(c == '}' || c == ':', "missing '}' in format string"); - if constexpr (arg_id_result.arg_id.kind == arg_id_kind::index) { - static_assert( - ID == manual_indexing_id || ID == 0, - "cannot switch from automatic to manual argument indexing"); - constexpr auto arg_index = arg_id_result.arg_id.val.index; - using id_type = get_type; - if constexpr (c == '}') { - return parse_tail( - field(), format_str); - } else if constexpr (c == ':') { - constexpr auto result = - parse_specs(str, arg_id_end_pos + 1, 0); - return parse_tail( - spec_field{result.fmt}, - format_str); - } - } else if constexpr (arg_id_result.arg_id.kind == arg_id_kind::name) { - if constexpr (c == '}') { - return parse_tail( - runtime_named_field{arg_id_result.arg_id.val.name}, - format_str); - } else if constexpr (c == ':') { - return unknown_format(); // no type info for specs parsing - } - } - } - } else if constexpr (str[POS] == '}') { - if constexpr (POS + 1 == str.size()) - throw format_error("unmatched '}' in format string"); - return parse_tail(make_text(str, POS, 1), format_str); - } else { - constexpr auto end = parse_text(str, POS + 1); - if constexpr (end - POS > 1) { - return parse_tail(make_text(str, POS, end - POS), - format_str); - } else { - return parse_tail(code_unit{str[POS]}, - format_str); - } - } -} - -template ::value || - detail::is_compiled_string::value)> -constexpr auto compile(S format_str) { - constexpr basic_string_view str = format_str; - if constexpr (str.size() == 0) { - return detail::make_text(str, 0, 0); - } else { - constexpr auto result = - detail::compile_format_string, 0, 0>( - format_str); - return result; - } -} -#else -template ::value)> -constexpr auto compile(S format_str) -> detail::compiled_format { - return detail::compiled_format(to_string_view(format_str)); -} -// start umpire change -#endif // defined(__cpp_if_constexpr) && defined(__cpp_return_type_deduction) -// end umpire change - -// Compiles the format string which must be a string literal. -template -auto compile(const Char (&format_str)[N]) - -> detail::compiled_format { - return detail::compiled_format( - basic_string_view(format_str, N - 1)); -} -} // namespace detail - -// DEPRECATED! use UMPIRE_FMT_COMPILE instead. -template -UMPIRE_FMT_DEPRECATED auto compile(const Args&... args) - -> decltype(detail::compile(args...)) { - return detail::compile(args...); -} - -#if UMPIRE_FMT_USE_CONSTEXPR -# ifdef __cpp_if_constexpr - -template ::value)> -UMPIRE_FMT_INLINE std::basic_string format(const CompiledFormat& cf, - const Args&... args) { - basic_memory_buffer buffer; - cf.format(detail::buffer_appender(buffer), args...); - return to_string(buffer); -} - -template ::value)> -constexpr OutputIt format_to(OutputIt out, const CompiledFormat& cf, - const Args&... args) { - return cf.format(out, args...); -} -# endif // __cpp_if_constexpr -#endif // UMPIRE_FMT_USE_CONSTEXPR - -template ::value)> -std::basic_string format(const CompiledFormat& cf, const Args&... args) { - basic_memory_buffer buffer; - using context = buffer_context; - detail::cf::vformat_to(detail::buffer_appender(buffer), cf, - make_format_args(args...)); - return to_string(buffer); -} - -template ::value)> -UMPIRE_FMT_INLINE std::basic_string format(const S&, - Args&&... args) { -#ifdef __cpp_if_constexpr - if constexpr (std::is_same::value) { - constexpr basic_string_view str = S(); - if constexpr (str.size() == 2 && str[0] == '{' && str[1] == '}') { - const auto& first = detail::first(args...); - if constexpr (detail::is_named_arg< - remove_cvref_t>::value) { - return umpire::fmt::to_string(first.value); - } else { - return umpire::fmt::to_string(first); - } - } - } -#endif - constexpr auto compiled = detail::compile(S()); -#ifdef __cpp_if_constexpr - if constexpr (std::is_same, - detail::unknown_format>()) { - return format(static_cast>(S()), - std::forward(args)...); - } else { - return format(compiled, std::forward(args)...); - } -#else - return format(compiled, std::forward(args)...); -#endif -} - -template ::value)> -constexpr OutputIt format_to(OutputIt out, const CompiledFormat& cf, - const Args&... args) { - using char_type = typename CompiledFormat::char_type; - using context = format_context_t; - return detail::cf::vformat_to(out, cf, - make_format_args(args...)); -} - -template ::value)> -UMPIRE_FMT_CONSTEXPR OutputIt format_to(OutputIt out, const S&, Args&&... args) { - constexpr auto compiled = detail::compile(S()); -#ifdef __cpp_if_constexpr - if constexpr (std::is_same, - detail::unknown_format>()) { - return format_to(out, - static_cast>(S()), - std::forward(args)...); - } else { - return format_to(out, compiled, std::forward(args)...); - } -#else - return format_to(out, compiled, std::forward(args)...); -#endif -} - -template -auto format_to_n(OutputIt out, size_t n, const CompiledFormat& cf, - const Args&... args) -> - typename std::enable_if< - detail::is_output_iterator::value && - std::is_base_of::value, - format_to_n_result>::type { - auto it = - format_to(detail::truncating_iterator(out, n), cf, args...); - return {it.base(), it.count()}; -} - -template ::value)> -format_to_n_result format_to_n(OutputIt out, size_t n, const S&, - Args&&... args) { - auto it = format_to(detail::truncating_iterator(out, n), S(), - std::forward(args)...); - return {it.base(), it.count()}; -} - -template ::value || - detail::is_compiled_string::value)> -size_t formatted_size(const CompiledFormat& cf, const Args&... args) { - return format_to(detail::counting_iterator(), cf, args...).count(); -} - -#if UMPIRE_FMT_USE_NONTYPE_TEMPLATE_PARAMETERS -inline namespace literals { -template -constexpr detail::udl_compiled_string, - sizeof(Str.data), Str> -operator""_cf() { - return {}; -} -} // namespace literals -#endif - -UMPIRE_FMT_END_NAMESPACE - -#endif // UMPIRE_FMT_COMPILE_H_ diff --git a/src/tpl/umpire/fmt/compile.h.patch b/src/tpl/umpire/fmt/compile.h.patch deleted file mode 100644 index 8e5e4f477..000000000 --- a/src/tpl/umpire/fmt/compile.h.patch +++ /dev/null @@ -1,26 +0,0 @@ -diff --git a/src/thirdparty/umpire/fmt/compile.h b/src/thirdparty/umpire/fmt/compile.h -index 4a4643667..a482090dc 100644 ---- a/src/thirdparty/umpire/fmt/compile.h -+++ b/src/thirdparty/umpire/fmt/compile.h -@@ -475,7 +475,9 @@ class compiled_format : private compiled_format_base { - : compiled_format_base(format_str), format_str_(format_str) {} - }; - --#ifdef __cpp_if_constexpr -+// start umpire change -+#if defined(__cpp_if_constexpr) && defined(__cpp_return_type_deduction) -+// end umpire change - template struct type_list {}; - - // Returns a reference to the argument at index N from [first, rest...]. -@@ -798,7 +800,9 @@ template detail::compiled_format { - return detail::compiled_format(to_string_view(format_str)); - } --#endif // __cpp_if_constexpr -+// start umpire change -+#endif // defined(__cpp_if_constexpr) && defined(__cpp_return_type_deduction) -+// end umpire change - - // Compiles the format string which must be a string literal. - template diff --git a/src/tpl/umpire/fmt/core.h b/src/tpl/umpire/fmt/core.h deleted file mode 100644 index cbf228bfc..000000000 --- a/src/tpl/umpire/fmt/core.h +++ /dev/null @@ -1,1957 +0,0 @@ -// Formatting library for C++ - the core API -// -// Copyright (c) 2012 - present, Victor Zverovich -// All rights reserved. -// -// For the license information refer to format.h. - -#ifndef UMPIRE_FMT_CORE_H_ -#define UMPIRE_FMT_CORE_H_ - -#include // std::FILE -#include -#include -#include -#include - -// The fmt library version in the form major * 10000 + minor * 100 + patch. -#define UMPIRE_FMT_VERSION 70103 - -#ifdef __clang__ -# define UMPIRE_FMT_CLANG_VERSION (__clang_major__ * 100 + __clang_minor__) -#else -# define UMPIRE_FMT_CLANG_VERSION 0 -#endif - -#if defined(__GNUC__) && !defined(__clang__) -# define UMPIRE_FMT_GCC_VERSION (__GNUC__ * 100 + __GNUC_MINOR__) -#else -# define UMPIRE_FMT_GCC_VERSION 0 -#endif - -#if defined(__INTEL_COMPILER) -# define UMPIRE_FMT_ICC_VERSION __INTEL_COMPILER -#else -# define UMPIRE_FMT_ICC_VERSION 0 -#endif - -#if __cplusplus >= 201103L || defined(__GXX_EXPERIMENTAL_CXX0X__) -# define UMPIRE_FMT_HAS_GXX_CXX11 UMPIRE_FMT_GCC_VERSION -#else -# define UMPIRE_FMT_HAS_GXX_CXX11 0 -#endif - -#ifdef __NVCC__ -# define UMPIRE_FMT_NVCC __NVCC__ -#else -# define UMPIRE_FMT_NVCC 0 -#endif - -#ifdef _MSC_VER -# define UMPIRE_FMT_MSC_VER _MSC_VER -# define UMPIRE_FMT_MSC_WARNING(...) __pragma(warning(__VA_ARGS__)) -#else -# define UMPIRE_FMT_MSC_VER 0 -# define UMPIRE_FMT_MSC_WARNING(...) -#endif - -#ifdef __has_feature -# define UMPIRE_FMT_HAS_FEATURE(x) __has_feature(x) -#else -# define UMPIRE_FMT_HAS_FEATURE(x) 0 -#endif - -#if defined(__has_include) && !defined(__INTELLISENSE__) && \ - (!UMPIRE_FMT_ICC_VERSION || UMPIRE_FMT_ICC_VERSION >= 1600) -# define UMPIRE_FMT_HAS_INCLUDE(x) __has_include(x) -#else -# define UMPIRE_FMT_HAS_INCLUDE(x) 0 -#endif - -#ifdef __has_cpp_attribute -# define UMPIRE_FMT_HAS_CPP_ATTRIBUTE(x) __has_cpp_attribute(x) -#else -# define UMPIRE_FMT_HAS_CPP_ATTRIBUTE(x) 0 -#endif - -#define UMPIRE_FMT_HAS_CPP14_ATTRIBUTE(attribute) \ - (__cplusplus >= 201402L && UMPIRE_FMT_HAS_CPP_ATTRIBUTE(attribute)) - -#define UMPIRE_FMT_HAS_CPP17_ATTRIBUTE(attribute) \ - (__cplusplus >= 201703L && UMPIRE_FMT_HAS_CPP_ATTRIBUTE(attribute)) - -// Check if relaxed C++14 constexpr is supported. -// GCC doesn't allow throw in constexpr until version 6 (bug 67371). -#ifndef UMPIRE_FMT_USE_CONSTEXPR -# define UMPIRE_FMT_USE_CONSTEXPR \ - (UMPIRE_FMT_HAS_FEATURE(cxx_relaxed_constexpr) || UMPIRE_FMT_MSC_VER >= 1910 || \ - (UMPIRE_FMT_GCC_VERSION >= 600 && __cplusplus >= 201402L)) && \ - !UMPIRE_FMT_NVCC && !UMPIRE_FMT_ICC_VERSION -#endif -#if UMPIRE_FMT_USE_CONSTEXPR -# define UMPIRE_FMT_CONSTEXPR constexpr -# define UMPIRE_FMT_CONSTEXPR_DECL constexpr -#else -# define UMPIRE_FMT_CONSTEXPR -# define UMPIRE_FMT_CONSTEXPR_DECL -#endif - -#ifndef UMPIRE_FMT_OVERRIDE -# if UMPIRE_FMT_HAS_FEATURE(cxx_override_control) || \ - (UMPIRE_FMT_GCC_VERSION >= 408 && UMPIRE_FMT_HAS_GXX_CXX11) || UMPIRE_FMT_MSC_VER >= 1900 -# define UMPIRE_FMT_OVERRIDE override -# else -# define UMPIRE_FMT_OVERRIDE -# endif -#endif - -// Check if exceptions are disabled. -#ifndef UMPIRE_FMT_EXCEPTIONS -# if (defined(__GNUC__) && !defined(__EXCEPTIONS)) || \ - UMPIRE_FMT_MSC_VER && !_HAS_EXCEPTIONS -# define UMPIRE_FMT_EXCEPTIONS 0 -# else -# define UMPIRE_FMT_EXCEPTIONS 1 -# endif -#endif - -// Define UMPIRE_FMT_USE_NOEXCEPT to make fmt use noexcept (C++11 feature). -#ifndef UMPIRE_FMT_USE_NOEXCEPT -# define UMPIRE_FMT_USE_NOEXCEPT 0 -#endif - -#if UMPIRE_FMT_USE_NOEXCEPT || UMPIRE_FMT_HAS_FEATURE(cxx_noexcept) || \ - (UMPIRE_FMT_GCC_VERSION >= 408 && UMPIRE_FMT_HAS_GXX_CXX11) || UMPIRE_FMT_MSC_VER >= 1900 -# define UMPIRE_FMT_DETECTED_NOEXCEPT noexcept -# define UMPIRE_FMT_HAS_CXX11_NOEXCEPT 1 -#else -# define UMPIRE_FMT_DETECTED_NOEXCEPT throw() -# define UMPIRE_FMT_HAS_CXX11_NOEXCEPT 0 -#endif - -#ifndef UMPIRE_FMT_NOEXCEPT -# if UMPIRE_FMT_EXCEPTIONS || UMPIRE_FMT_HAS_CXX11_NOEXCEPT -# define UMPIRE_FMT_NOEXCEPT UMPIRE_FMT_DETECTED_NOEXCEPT -# else -# define UMPIRE_FMT_NOEXCEPT -# endif -#endif - -// [[noreturn]] is disabled on MSVC and NVCC because of bogus unreachable code -// warnings. -#if UMPIRE_FMT_EXCEPTIONS && UMPIRE_FMT_HAS_CPP_ATTRIBUTE(noreturn) && !UMPIRE_FMT_MSC_VER && \ - !UMPIRE_FMT_NVCC -# define UMPIRE_FMT_NORETURN [[noreturn]] -#else -# define UMPIRE_FMT_NORETURN -#endif - -#ifndef UMPIRE_FMT_DEPRECATED -# if UMPIRE_FMT_HAS_CPP14_ATTRIBUTE(deprecated) || UMPIRE_FMT_MSC_VER >= 1900 -# define UMPIRE_FMT_DEPRECATED [[deprecated]] -# else -# if (defined(__GNUC__) && !defined(__LCC__)) || defined(__clang__) -# define UMPIRE_FMT_DEPRECATED __attribute__((deprecated)) -# elif UMPIRE_FMT_MSC_VER -# define UMPIRE_FMT_DEPRECATED __declspec(deprecated) -# else -# define UMPIRE_FMT_DEPRECATED /* deprecated */ -# endif -# endif -#endif - -// Workaround broken [[deprecated]] in the Intel, PGI and NVCC compilers. -#if UMPIRE_FMT_ICC_VERSION || defined(__PGI) || UMPIRE_FMT_NVCC -# define UMPIRE_FMT_DEPRECATED_ALIAS -#else -# define UMPIRE_FMT_DEPRECATED_ALIAS UMPIRE_FMT_DEPRECATED -#endif - -#ifndef UMPIRE_FMT_INLINE -# if UMPIRE_FMT_GCC_VERSION || UMPIRE_FMT_CLANG_VERSION -# define UMPIRE_FMT_INLINE inline __attribute__((always_inline)) -# else -# define UMPIRE_FMT_INLINE inline -# endif -#endif - -#ifndef UMPIRE_FMT_USE_INLINE_NAMESPACES -# if UMPIRE_FMT_HAS_FEATURE(cxx_inline_namespaces) || UMPIRE_FMT_GCC_VERSION >= 404 || \ - (UMPIRE_FMT_MSC_VER >= 1900 && (!defined(_MANAGED) || !_MANAGED)) -# define UMPIRE_FMT_USE_INLINE_NAMESPACES 1 -# else -# define UMPIRE_FMT_USE_INLINE_NAMESPACES 0 -# endif -#endif - -#ifndef UMPIRE_FMT_BEGIN_NAMESPACE -# if UMPIRE_FMT_USE_INLINE_NAMESPACES -# define UMPIRE_FMT_INLINE_NAMESPACE inline namespace -# define UMPIRE_FMT_END_NAMESPACE \ - } \ - } \ - } -# else -# define UMPIRE_FMT_INLINE_NAMESPACE namespace -# define UMPIRE_FMT_END_NAMESPACE \ - } \ - using namespace v7; \ - } \ - } -# endif -# define UMPIRE_FMT_BEGIN_NAMESPACE \ - namespace umpire { \ - namespace fmt { \ - UMPIRE_FMT_INLINE_NAMESPACE v7 { -#endif - -#if !defined(UMPIRE_FMT_HEADER_ONLY) && defined(_WIN32) -# define UMPIRE_FMT_CLASS_API UMPIRE_FMT_MSC_WARNING(suppress : 4275) -# ifdef UMPIRE_FMT_EXPORT -# define UMPIRE_FMT_API __declspec(dllexport) -# define UMPIRE_FMT_EXTERN_TEMPLATE_API UMPIRE_FMT_API -# define UMPIRE_FMT_EXPORTED -# elif defined(UMPIRE_FMT_SHARED) -# define UMPIRE_FMT_API __declspec(dllimport) -# define UMPIRE_FMT_EXTERN_TEMPLATE_API UMPIRE_FMT_API -# endif -#else -# define UMPIRE_FMT_CLASS_API -#endif -#ifndef UMPIRE_FMT_API -# define UMPIRE_FMT_API -#endif -#ifndef UMPIRE_FMT_EXTERN_TEMPLATE_API -# define UMPIRE_FMT_EXTERN_TEMPLATE_API -#endif -#ifndef UMPIRE_FMT_INSTANTIATION_DEF_API -# define UMPIRE_FMT_INSTANTIATION_DEF_API UMPIRE_FMT_API -#endif - -#ifndef UMPIRE_FMT_HEADER_ONLY -# define UMPIRE_FMT_EXTERN extern -#else -# define UMPIRE_FMT_EXTERN -#endif - -// libc++ supports string_view in pre-c++17. -#if (UMPIRE_FMT_HAS_INCLUDE() && \ - (__cplusplus > 201402L || defined(_LIBCPP_VERSION))) || \ - (defined(_MSVC_LANG) && _MSVC_LANG > 201402L && _MSC_VER >= 1910) -# include -# define UMPIRE_FMT_USE_STRING_VIEW -#elif UMPIRE_FMT_HAS_INCLUDE("experimental/string_view") && __cplusplus >= 201402L -# include -# define UMPIRE_FMT_USE_EXPERIMENTAL_STRING_VIEW -#endif - -#ifndef UMPIRE_FMT_UNICODE -# define UMPIRE_FMT_UNICODE !UMPIRE_FMT_MSC_VER -#endif - -#ifndef UMPIRE_FMT_COMPILE_TIME_CHECKS -# define UMPIRE_FMT_COMPILE_TIME_CHECKS 0 -#endif - -UMPIRE_FMT_BEGIN_NAMESPACE - -// Implementations of enable_if_t and other metafunctions for older systems. -template -using enable_if_t = typename std::enable_if::type; -template -using conditional_t = typename std::conditional::type; -template using bool_constant = std::integral_constant; -template -using remove_reference_t = typename std::remove_reference::type; -template -using remove_const_t = typename std::remove_const::type; -template -using remove_cvref_t = typename std::remove_cv>::type; -template struct type_identity { using type = T; }; -template using type_identity_t = typename type_identity::type; - -struct monostate {}; - -// An enable_if helper to be used in template parameters which results in much -// shorter symbols: https://godbolt.org/z/sWw4vP. Extra parentheses are needed -// to workaround a bug in MSVC 2019 (see #1140 and #1186). -#ifdef UMPIRE_FMT_DOC -# define UMPIRE_FMT_ENABLE_IF(...) -#else -# define UMPIRE_FMT_ENABLE_IF(...) enable_if_t<(__VA_ARGS__), int> = 0 -#endif - -namespace detail { - -constexpr bool is_constant_evaluated() UMPIRE_FMT_NOEXCEPT { -#ifdef __cpp_lib_is_constant_evaluated - return std::is_constant_evaluated(); -#else - return false; -#endif -} - -// A helper function to suppress "conditional expression is constant" warnings. -template constexpr T const_check(T value) { return value; } - -UMPIRE_FMT_NORETURN UMPIRE_FMT_API void assert_fail(const char* file, int line, - const char* message); - -#ifndef UMPIRE_FMT_ASSERT -# ifdef NDEBUG -// UMPIRE_FMT_ASSERT is not empty to avoid -Werror=empty-body. -# define UMPIRE_FMT_ASSERT(condition, message) ((void)0) -# else -# define UMPIRE_FMT_ASSERT(condition, message) \ - ((condition) /* void() fails with -Winvalid-constexpr on clang 4.0.1 */ \ - ? (void)0 \ - : ::umpire::fmt::detail::assert_fail(__FILE__, __LINE__, (message))) -# endif -#endif - -#if defined(UMPIRE_FMT_USE_STRING_VIEW) -template using std_string_view = std::basic_string_view; -#elif defined(UMPIRE_FMT_USE_EXPERIMENTAL_STRING_VIEW) -template -using std_string_view = std::experimental::basic_string_view; -#else -template struct std_string_view {}; -#endif - -#ifdef UMPIRE_FMT_USE_INT128 -// Do nothing. -#elif defined(__SIZEOF_INT128__) && !UMPIRE_FMT_NVCC && \ - !(UMPIRE_FMT_CLANG_VERSION && UMPIRE_FMT_MSC_VER) -# define UMPIRE_FMT_USE_INT128 1 -using int128_t = __int128_t; -using uint128_t = __uint128_t; -#else -# define UMPIRE_FMT_USE_INT128 0 -#endif -#if !UMPIRE_FMT_USE_INT128 -struct int128_t {}; -struct uint128_t {}; -#endif - -// Casts a nonnegative integer to unsigned. -template -UMPIRE_FMT_CONSTEXPR typename std::make_unsigned::type to_unsigned(Int value) { - UMPIRE_FMT_ASSERT(value >= 0, "negative value"); - return static_cast::type>(value); -} - -UMPIRE_FMT_MSC_WARNING(suppress : 4566) constexpr unsigned char micro[] = "\u00B5"; - -template constexpr bool is_unicode() { - return UMPIRE_FMT_UNICODE || sizeof(Char) != 1 || - (sizeof(micro) == 3 && micro[0] == 0xC2 && micro[1] == 0xB5); -} - -#ifdef __cpp_char8_t -using char8_type = char8_t; -#else -enum char8_type : unsigned char {}; -#endif -} // namespace detail - -#ifdef UMPIRE_FMT_USE_INTERNAL -namespace internal = detail; // DEPRECATED -#endif - -/** - An implementation of ``std::basic_string_view`` for pre-C++17. It provides a - subset of the API. ``umpire::fmt::basic_string_view`` is used for format strings even - if ``std::string_view`` is available to prevent issues when a library is - compiled with a different ``-std`` option than the client code (which is not - recommended). - */ -template class basic_string_view { - private: - const Char* data_; - size_t size_; - - public: - using value_type = Char; - using iterator = const Char*; - - constexpr basic_string_view() UMPIRE_FMT_NOEXCEPT : data_(nullptr), size_(0) {} - - /** Constructs a string reference object from a C string and a size. */ - constexpr basic_string_view(const Char* s, size_t count) UMPIRE_FMT_NOEXCEPT - : data_(s), - size_(count) {} - - /** - \rst - Constructs a string reference object from a C string computing - the size with ``std::char_traits::length``. - \endrst - */ -#if __cplusplus >= 201703L // C++17's char_traits::length() is constexpr. - UMPIRE_FMT_CONSTEXPR -#endif - basic_string_view(const Char* s) - : data_(s), size_(std::char_traits::length(s)) {} - - /** Constructs a string reference from a ``std::basic_string`` object. */ - template - UMPIRE_FMT_CONSTEXPR basic_string_view( - const std::basic_string& s) UMPIRE_FMT_NOEXCEPT - : data_(s.data()), - size_(s.size()) {} - - template >::value)> - UMPIRE_FMT_CONSTEXPR basic_string_view(S s) UMPIRE_FMT_NOEXCEPT : data_(s.data()), - size_(s.size()) {} - - /** Returns a pointer to the string data. */ - constexpr const Char* data() const { return data_; } - - /** Returns the string size. */ - constexpr size_t size() const { return size_; } - - constexpr iterator begin() const { return data_; } - constexpr iterator end() const { return data_ + size_; } - - constexpr const Char& operator[](size_t pos) const { return data_[pos]; } - - UMPIRE_FMT_CONSTEXPR void remove_prefix(size_t n) { - data_ += n; - size_ -= n; - } - - // Lexicographically compare this string reference to other. - int compare(basic_string_view other) const { - size_t str_size = size_ < other.size_ ? size_ : other.size_; - int result = std::char_traits::compare(data_, other.data_, str_size); - if (result == 0) - result = size_ == other.size_ ? 0 : (size_ < other.size_ ? -1 : 1); - return result; - } - - friend bool operator==(basic_string_view lhs, basic_string_view rhs) { - return lhs.compare(rhs) == 0; - } - friend bool operator!=(basic_string_view lhs, basic_string_view rhs) { - return lhs.compare(rhs) != 0; - } - friend bool operator<(basic_string_view lhs, basic_string_view rhs) { - return lhs.compare(rhs) < 0; - } - friend bool operator<=(basic_string_view lhs, basic_string_view rhs) { - return lhs.compare(rhs) <= 0; - } - friend bool operator>(basic_string_view lhs, basic_string_view rhs) { - return lhs.compare(rhs) > 0; - } - friend bool operator>=(basic_string_view lhs, basic_string_view rhs) { - return lhs.compare(rhs) >= 0; - } -}; - -using string_view = basic_string_view; -using wstring_view = basic_string_view; - -/** Specifies if ``T`` is a character type. Can be specialized by users. */ -template struct is_char : std::false_type {}; -template <> struct is_char : std::true_type {}; -template <> struct is_char : std::true_type {}; -template <> struct is_char : std::true_type {}; -template <> struct is_char : std::true_type {}; -template <> struct is_char : std::true_type {}; - -/** - \rst - Returns a string view of `s`. In order to add custom string type support to - {fmt} provide an overload of `to_string_view` for it in the same namespace as - the type for the argument-dependent lookup to work. - - **Example**:: - - namespace my_ns { - inline string_view to_string_view(const my_string& s) { - return {s.data(), s.length()}; - } - } - std::string message = umpire::fmt::format(my_string("The answer is {}"), 42); - \endrst - */ -template ::value)> -inline basic_string_view to_string_view(const Char* s) { - return s; -} - -template -inline basic_string_view to_string_view( - const std::basic_string& s) { - return s; -} - -template -constexpr basic_string_view to_string_view(basic_string_view s) { - return s; -} - -template >::value)> -inline basic_string_view to_string_view(detail::std_string_view s) { - return s; -} - -// A base class for compile-time strings. It is defined in the fmt namespace to -// make formatting functions visible via ADL, e.g. format(UMPIRE_FMT_STRING("{}"), 42). -struct compile_string {}; - -template -struct is_compile_string : std::is_base_of {}; - -template ::value)> -constexpr basic_string_view to_string_view(const S& s) { - return s; -} - -namespace detail { -void to_string_view(...); -using umpire::fmt::v7::to_string_view; - -// Specifies whether S is a string type convertible to umpire::fmt::basic_string_view. -// It should be a constexpr function but MSVC 2017 fails to compile it in -// enable_if and MSVC 2015 fails to compile it as an alias template. -template -struct is_string : std::is_class()))> { -}; - -template struct char_t_impl {}; -template struct char_t_impl::value>> { - using result = decltype(to_string_view(std::declval())); - using type = typename result::value_type; -}; - -// Reports a compile-time error if S is not a valid format string. -template ::value)> -UMPIRE_FMT_INLINE void check_format_string(const S&) { -#ifdef UMPIRE_FMT_ENFORCE_COMPILE_STRING - static_assert(is_compile_string::value, - "UMPIRE_FMT_ENFORCE_COMPILE_STRING requires all format strings to use " - "UMPIRE_FMT_STRING."); -#endif -} -template ::value)> -void check_format_string(S); - -struct error_handler { - constexpr error_handler() = default; - constexpr error_handler(const error_handler&) = default; - - // This function is intentionally not constexpr to give a compile-time error. - UMPIRE_FMT_NORETURN UMPIRE_FMT_API void on_error(const char* message); -}; -} // namespace detail - -/** String's character type. */ -template using char_t = typename detail::char_t_impl::type; - -/** - \rst - Parsing context consisting of a format string range being parsed and an - argument counter for automatic indexing. - - You can use one of the following type aliases for common character types: - - +-----------------------+-------------------------------------+ - | Type | Definition | - +=======================+=====================================+ - | format_parse_context | basic_format_parse_context | - +-----------------------+-------------------------------------+ - | wformat_parse_context | basic_format_parse_context | - +-----------------------+-------------------------------------+ - \endrst - */ -template -class basic_format_parse_context : private ErrorHandler { - private: - basic_string_view format_str_; - int next_arg_id_; - - public: - using char_type = Char; - using iterator = typename basic_string_view::iterator; - - explicit constexpr basic_format_parse_context( - basic_string_view format_str, ErrorHandler eh = {}, - int next_arg_id = 0) - : ErrorHandler(eh), format_str_(format_str), next_arg_id_(next_arg_id) {} - - /** - Returns an iterator to the beginning of the format string range being - parsed. - */ - constexpr iterator begin() const UMPIRE_FMT_NOEXCEPT { return format_str_.begin(); } - - /** - Returns an iterator past the end of the format string range being parsed. - */ - constexpr iterator end() const UMPIRE_FMT_NOEXCEPT { return format_str_.end(); } - - /** Advances the begin iterator to ``it``. */ - UMPIRE_FMT_CONSTEXPR void advance_to(iterator it) { - format_str_.remove_prefix(detail::to_unsigned(it - begin())); - } - - /** - Reports an error if using the manual argument indexing; otherwise returns - the next argument index and switches to the automatic indexing. - */ - UMPIRE_FMT_CONSTEXPR int next_arg_id() { - // Don't check if the argument id is valid to avoid overhead and because it - // will be checked during formatting anyway. - if (next_arg_id_ >= 0) return next_arg_id_++; - on_error("cannot switch from manual to automatic argument indexing"); - return 0; - } - - /** - Reports an error if using the automatic argument indexing; otherwise - switches to the manual indexing. - */ - UMPIRE_FMT_CONSTEXPR void check_arg_id(int) { - if (next_arg_id_ > 0) - on_error("cannot switch from automatic to manual argument indexing"); - else - next_arg_id_ = -1; - } - - UMPIRE_FMT_CONSTEXPR void check_arg_id(basic_string_view) {} - - UMPIRE_FMT_CONSTEXPR void on_error(const char* message) { - ErrorHandler::on_error(message); - } - - constexpr ErrorHandler error_handler() const { return *this; } -}; - -using format_parse_context = basic_format_parse_context; -using wformat_parse_context = basic_format_parse_context; - -template class basic_format_arg; -template class basic_format_args; -template class dynamic_format_arg_store; - -// A formatter for objects of type T. -template -struct formatter { - // A deleted default constructor indicates a disabled formatter. - formatter() = delete; -}; - -// Specifies if T has an enabled formatter specialization. A type can be -// formattable even if it doesn't have a formatter e.g. via a conversion. -template -using has_formatter = - std::is_constructible>; - -// Checks whether T is a container with contiguous storage. -template struct is_contiguous : std::false_type {}; -template -struct is_contiguous> : std::true_type {}; - -namespace detail { - -// Extracts a reference to the container from back_insert_iterator. -template -inline Container& get_container(std::back_insert_iterator it) { - using bi_iterator = std::back_insert_iterator; - struct accessor : bi_iterator { - accessor(bi_iterator iter) : bi_iterator(iter) {} - using bi_iterator::container; - }; - return *accessor(it).container; -} - -/** - \rst - A contiguous memory buffer with an optional growing ability. It is an internal - class and shouldn't be used directly, only via `~umpire::fmt::basic_memory_buffer`. - \endrst - */ -template class buffer { - private: - T* ptr_; - size_t size_; - size_t capacity_; - - protected: - // Don't initialize ptr_ since it is not accessed to save a few cycles. - UMPIRE_FMT_MSC_WARNING(suppress : 26495) - buffer(size_t sz) UMPIRE_FMT_NOEXCEPT : size_(sz), capacity_(sz) {} - - buffer(T* p = nullptr, size_t sz = 0, size_t cap = 0) UMPIRE_FMT_NOEXCEPT - : ptr_(p), - size_(sz), - capacity_(cap) {} - - ~buffer() = default; - - /** Sets the buffer data and capacity. */ - void set(T* buf_data, size_t buf_capacity) UMPIRE_FMT_NOEXCEPT { - ptr_ = buf_data; - capacity_ = buf_capacity; - } - - /** Increases the buffer capacity to hold at least *capacity* elements. */ - virtual void grow(size_t capacity) = 0; - - public: - using value_type = T; - using const_reference = const T&; - - buffer(const buffer&) = delete; - void operator=(const buffer&) = delete; - - T* begin() UMPIRE_FMT_NOEXCEPT { return ptr_; } - T* end() UMPIRE_FMT_NOEXCEPT { return ptr_ + size_; } - - const T* begin() const UMPIRE_FMT_NOEXCEPT { return ptr_; } - const T* end() const UMPIRE_FMT_NOEXCEPT { return ptr_ + size_; } - - /** Returns the size of this buffer. */ - size_t size() const UMPIRE_FMT_NOEXCEPT { return size_; } - - /** Returns the capacity of this buffer. */ - size_t capacity() const UMPIRE_FMT_NOEXCEPT { return capacity_; } - - /** Returns a pointer to the buffer data. */ - T* data() UMPIRE_FMT_NOEXCEPT { return ptr_; } - - /** Returns a pointer to the buffer data. */ - const T* data() const UMPIRE_FMT_NOEXCEPT { return ptr_; } - - /** Clears this buffer. */ - void clear() { size_ = 0; } - - // Tries resizing the buffer to contain *count* elements. If T is a POD type - // the new elements may not be initialized. - void try_resize(size_t count) { - try_reserve(count); - size_ = count <= capacity_ ? count : capacity_; - } - - // Tries increasing the buffer capacity to *new_capacity*. It can increase the - // capacity by a smaller amount than requested but guarantees there is space - // for at least one additional element either by increasing the capacity or by - // flushing the buffer if it is full. - void try_reserve(size_t new_capacity) { - if (new_capacity > capacity_) grow(new_capacity); - } - - void push_back(const T& value) { - try_reserve(size_ + 1); - ptr_[size_++] = value; - } - - /** Appends data to the end of the buffer. */ - template void append(const U* begin, const U* end); - - template T& operator[](I index) { return ptr_[index]; } - template const T& operator[](I index) const { - return ptr_[index]; - } -}; - -struct buffer_traits { - explicit buffer_traits(size_t) {} - size_t count() const { return 0; } - size_t limit(size_t size) { return size; } -}; - -class fixed_buffer_traits { - private: - size_t count_ = 0; - size_t limit_; - - public: - explicit fixed_buffer_traits(size_t limit) : limit_(limit) {} - size_t count() const { return count_; } - size_t limit(size_t size) { - size_t n = limit_ > count_ ? limit_ - count_ : 0; - count_ += size; - return size < n ? size : n; - } -}; - -// A buffer that writes to an output iterator when flushed. -template -class iterator_buffer final : public Traits, public buffer { - private: - OutputIt out_; - enum { buffer_size = 256 }; - T data_[buffer_size]; - - protected: - void grow(size_t) final UMPIRE_FMT_OVERRIDE { - if (this->size() == buffer_size) flush(); - } - void flush(); - - public: - explicit iterator_buffer(OutputIt out, size_t n = buffer_size) - : Traits(n), buffer(data_, 0, buffer_size), out_(out) {} - ~iterator_buffer() { flush(); } - - OutputIt out() { - flush(); - return out_; - } - size_t count() const { return Traits::count() + this->size(); } -}; - -template class iterator_buffer final : public buffer { - protected: - void grow(size_t) final UMPIRE_FMT_OVERRIDE {} - - public: - explicit iterator_buffer(T* out, size_t = 0) : buffer(out, 0, ~size_t()) {} - - T* out() { return &*this->end(); } -}; - -// A buffer that writes to a container with the contiguous storage. -template -class iterator_buffer, - enable_if_t::value, - typename Container::value_type>> - final : public buffer { - private: - Container& container_; - - protected: - void grow(size_t capacity) final UMPIRE_FMT_OVERRIDE { - container_.resize(capacity); - this->set(&container_[0], capacity); - } - - public: - explicit iterator_buffer(Container& c) - : buffer(c.size()), container_(c) {} - explicit iterator_buffer(std::back_insert_iterator out, size_t = 0) - : iterator_buffer(get_container(out)) {} - std::back_insert_iterator out() { - return std::back_inserter(container_); - } -}; - -// A buffer that counts the number of code units written discarding the output. -template class counting_buffer final : public buffer { - private: - enum { buffer_size = 256 }; - T data_[buffer_size]; - size_t count_ = 0; - - protected: - void grow(size_t) final UMPIRE_FMT_OVERRIDE { - if (this->size() != buffer_size) return; - count_ += this->size(); - this->clear(); - } - - public: - counting_buffer() : buffer(data_, 0, buffer_size) {} - - size_t count() { return count_ + this->size(); } -}; - -// An output iterator that appends to the buffer. -// It is used to reduce symbol sizes for the common case. -template -class buffer_appender : public std::back_insert_iterator> { - using base = std::back_insert_iterator>; - - public: - explicit buffer_appender(buffer& buf) : base(buf) {} - buffer_appender(base it) : base(it) {} - - buffer_appender& operator++() { - base::operator++(); - return *this; - } - - buffer_appender operator++(int) { - buffer_appender tmp = *this; - ++*this; - return tmp; - } -}; - -// Maps an output iterator into a buffer. -template -iterator_buffer get_buffer(OutputIt); -template buffer& get_buffer(buffer_appender); - -template OutputIt get_buffer_init(OutputIt out) { - return out; -} -template buffer& get_buffer_init(buffer_appender out) { - return get_container(out); -} - -template -auto get_iterator(Buffer& buf) -> decltype(buf.out()) { - return buf.out(); -} -template buffer_appender get_iterator(buffer& buf) { - return buffer_appender(buf); -} - -template -struct fallback_formatter { - fallback_formatter() = delete; -}; - -// Specifies if T has an enabled fallback_formatter specialization. -template -using has_fallback_formatter = - std::is_constructible>; - -struct view {}; - -template struct named_arg : view { - const Char* name; - const T& value; - named_arg(const Char* n, const T& v) : name(n), value(v) {} -}; - -template struct named_arg_info { - const Char* name; - int id; -}; - -template -struct arg_data { - // args_[0].named_args points to named_args_ to avoid bloating format_args. - // +1 to workaround a bug in gcc 7.5 that causes duplicated-branches warning. - T args_[1 + (NUM_ARGS != 0 ? NUM_ARGS : +1)]; - named_arg_info named_args_[NUM_NAMED_ARGS]; - - template - arg_data(const U&... init) : args_{T(named_args_, NUM_NAMED_ARGS), init...} {} - arg_data(const arg_data& other) = delete; - const T* args() const { return args_ + 1; } - named_arg_info* named_args() { return named_args_; } -}; - -template -struct arg_data { - // +1 to workaround a bug in gcc 7.5 that causes duplicated-branches warning. - T args_[NUM_ARGS != 0 ? NUM_ARGS : +1]; - - template - UMPIRE_FMT_CONSTEXPR UMPIRE_FMT_INLINE arg_data(const U&... init) : args_{init...} {} - UMPIRE_FMT_CONSTEXPR UMPIRE_FMT_INLINE const T* args() const { return args_; } - UMPIRE_FMT_CONSTEXPR UMPIRE_FMT_INLINE std::nullptr_t named_args() { return nullptr; } -}; - -template -inline void init_named_args(named_arg_info*, int, int) {} - -template -void init_named_args(named_arg_info* named_args, int arg_count, - int named_arg_count, const T&, const Tail&... args) { - init_named_args(named_args, arg_count + 1, named_arg_count, args...); -} - -template -void init_named_args(named_arg_info* named_args, int arg_count, - int named_arg_count, const named_arg& arg, - const Tail&... args) { - named_args[named_arg_count++] = {arg.name, arg_count}; - init_named_args(named_args, arg_count + 1, named_arg_count, args...); -} - -template -UMPIRE_FMT_CONSTEXPR UMPIRE_FMT_INLINE void init_named_args(std::nullptr_t, int, int, - const Args&...) {} - -template struct is_named_arg : std::false_type {}; - -template -struct is_named_arg> : std::true_type {}; - -template constexpr size_t count() { return B ? 1 : 0; } -template constexpr size_t count() { - return (B1 ? 1 : 0) + count(); -} - -template constexpr size_t count_named_args() { - return count::value...>(); -} - -enum class type { - none_type, - // Integer types should go first, - int_type, - uint_type, - long_long_type, - ulong_long_type, - int128_type, - uint128_type, - bool_type, - char_type, - last_integer_type = char_type, - // followed by floating-point types. - float_type, - double_type, - long_double_type, - last_numeric_type = long_double_type, - cstring_type, - string_type, - pointer_type, - custom_type -}; - -// Maps core type T to the corresponding type enum constant. -template -struct type_constant : std::integral_constant {}; - -#define UMPIRE_FMT_TYPE_CONSTANT(Type, constant) \ - template \ - struct type_constant \ - : std::integral_constant {} - -UMPIRE_FMT_TYPE_CONSTANT(int, int_type); -UMPIRE_FMT_TYPE_CONSTANT(unsigned, uint_type); -UMPIRE_FMT_TYPE_CONSTANT(long long, long_long_type); -UMPIRE_FMT_TYPE_CONSTANT(unsigned long long, ulong_long_type); -UMPIRE_FMT_TYPE_CONSTANT(int128_t, int128_type); -UMPIRE_FMT_TYPE_CONSTANT(uint128_t, uint128_type); -UMPIRE_FMT_TYPE_CONSTANT(bool, bool_type); -UMPIRE_FMT_TYPE_CONSTANT(Char, char_type); -UMPIRE_FMT_TYPE_CONSTANT(float, float_type); -UMPIRE_FMT_TYPE_CONSTANT(double, double_type); -UMPIRE_FMT_TYPE_CONSTANT(long double, long_double_type); -UMPIRE_FMT_TYPE_CONSTANT(const Char*, cstring_type); -UMPIRE_FMT_TYPE_CONSTANT(basic_string_view, string_type); -UMPIRE_FMT_TYPE_CONSTANT(const void*, pointer_type); - -constexpr bool is_integral_type(type t) { - return t > type::none_type && t <= type::last_integer_type; -} - -constexpr bool is_arithmetic_type(type t) { - return t > type::none_type && t <= type::last_numeric_type; -} - -template struct string_value { - const Char* data; - size_t size; -}; - -template struct named_arg_value { - const named_arg_info* data; - size_t size; -}; - -template struct custom_value { - using parse_context = typename Context::parse_context_type; - const void* value; - void (*format)(const void* arg, parse_context& parse_ctx, Context& ctx); -}; - -// A formatting argument value. -template class value { - public: - using char_type = typename Context::char_type; - - union { - int int_value; - unsigned uint_value; - long long long_long_value; - unsigned long long ulong_long_value; - int128_t int128_value; - uint128_t uint128_value; - bool bool_value; - char_type char_value; - float float_value; - double double_value; - long double long_double_value; - const void* pointer; - string_value string; - custom_value custom; - named_arg_value named_args; - }; - - constexpr UMPIRE_FMT_INLINE value(int val = 0) : int_value(val) {} - constexpr UMPIRE_FMT_INLINE value(unsigned val) : uint_value(val) {} - constexpr UMPIRE_FMT_INLINE value(long long val) : long_long_value(val) {} - constexpr UMPIRE_FMT_INLINE value(unsigned long long val) : ulong_long_value(val) {} - UMPIRE_FMT_INLINE value(int128_t val) : int128_value(val) {} - UMPIRE_FMT_INLINE value(uint128_t val) : uint128_value(val) {} - UMPIRE_FMT_INLINE value(float val) : float_value(val) {} - UMPIRE_FMT_INLINE value(double val) : double_value(val) {} - UMPIRE_FMT_INLINE value(long double val) : long_double_value(val) {} - constexpr UMPIRE_FMT_INLINE value(bool val) : bool_value(val) {} - constexpr UMPIRE_FMT_INLINE value(char_type val) : char_value(val) {} - UMPIRE_FMT_CONSTEXPR UMPIRE_FMT_INLINE value(const char_type* val) { - string.data = val; - if (is_constant_evaluated()) string.size = {}; - } - UMPIRE_FMT_CONSTEXPR UMPIRE_FMT_INLINE value(basic_string_view val) { - string.data = val.data(); - string.size = val.size(); - } - UMPIRE_FMT_INLINE value(const void* val) : pointer(val) {} - UMPIRE_FMT_INLINE value(const named_arg_info* args, size_t size) - : named_args{args, size} {} - - template UMPIRE_FMT_INLINE value(const T& val) { - custom.value = &val; - // Get the formatter type through the context to allow different contexts - // have different extension points, e.g. `formatter` for `format` and - // `printf_formatter` for `printf`. - custom.format = format_custom_arg< - T, conditional_t::value, - typename Context::template formatter_type, - fallback_formatter>>; - } - - private: - // Formats an argument of a custom type, such as a user-defined class. - template - static void format_custom_arg(const void* arg, - typename Context::parse_context_type& parse_ctx, - Context& ctx) { - Formatter f; - parse_ctx.advance_to(f.parse(parse_ctx)); - ctx.advance_to(f.format(*static_cast(arg), ctx)); - } -}; - -template -UMPIRE_FMT_CONSTEXPR basic_format_arg make_arg(const T& value); - -// To minimize the number of types we need to deal with, long is translated -// either to int or to long long depending on its size. -enum { long_short = sizeof(long) == sizeof(int) }; -using long_type = conditional_t; -using ulong_type = conditional_t; - -struct unformattable {}; - -// Maps formatting arguments to core types. -template struct arg_mapper { - using char_type = typename Context::char_type; - - UMPIRE_FMT_CONSTEXPR int map(signed char val) { return val; } - UMPIRE_FMT_CONSTEXPR unsigned map(unsigned char val) { return val; } - UMPIRE_FMT_CONSTEXPR int map(short val) { return val; } - UMPIRE_FMT_CONSTEXPR unsigned map(unsigned short val) { return val; } - UMPIRE_FMT_CONSTEXPR int map(int val) { return val; } - UMPIRE_FMT_CONSTEXPR unsigned map(unsigned val) { return val; } - UMPIRE_FMT_CONSTEXPR long_type map(long val) { return val; } - UMPIRE_FMT_CONSTEXPR ulong_type map(unsigned long val) { return val; } - UMPIRE_FMT_CONSTEXPR long long map(long long val) { return val; } - UMPIRE_FMT_CONSTEXPR unsigned long long map(unsigned long long val) { return val; } - UMPIRE_FMT_CONSTEXPR int128_t map(int128_t val) { return val; } - UMPIRE_FMT_CONSTEXPR uint128_t map(uint128_t val) { return val; } - UMPIRE_FMT_CONSTEXPR bool map(bool val) { return val; } - - template ::value)> - UMPIRE_FMT_CONSTEXPR char_type map(T val) { - static_assert( - std::is_same::value || std::is_same::value, - "mixing character types is disallowed"); - return val; - } - - UMPIRE_FMT_CONSTEXPR float map(float val) { return val; } - UMPIRE_FMT_CONSTEXPR double map(double val) { return val; } - UMPIRE_FMT_CONSTEXPR long double map(long double val) { return val; } - - UMPIRE_FMT_CONSTEXPR const char_type* map(char_type* val) { return val; } - UMPIRE_FMT_CONSTEXPR const char_type* map(const char_type* val) { return val; } - template ::value)> - UMPIRE_FMT_CONSTEXPR basic_string_view map(const T& val) { - static_assert(std::is_same>::value, - "mixing character types is disallowed"); - return to_string_view(val); - } - template , T>::value && - !is_string::value && !has_formatter::value && - !has_fallback_formatter::value)> - UMPIRE_FMT_CONSTEXPR basic_string_view map(const T& val) { - return basic_string_view(val); - } - template < - typename T, - UMPIRE_FMT_ENABLE_IF( - std::is_constructible, T>::value && - !std::is_constructible, T>::value && - !is_string::value && !has_formatter::value && - !has_fallback_formatter::value)> - UMPIRE_FMT_CONSTEXPR basic_string_view map(const T& val) { - return std_string_view(val); - } - UMPIRE_FMT_CONSTEXPR const char* map(const signed char* val) { - static_assert(std::is_same::value, "invalid string type"); - return reinterpret_cast(val); - } - UMPIRE_FMT_CONSTEXPR const char* map(const unsigned char* val) { - static_assert(std::is_same::value, "invalid string type"); - return reinterpret_cast(val); - } - UMPIRE_FMT_CONSTEXPR const char* map(signed char* val) { - const auto* const_val = val; - return map(const_val); - } - UMPIRE_FMT_CONSTEXPR const char* map(unsigned char* val) { - const auto* const_val = val; - return map(const_val); - } - - UMPIRE_FMT_CONSTEXPR const void* map(void* val) { return val; } - UMPIRE_FMT_CONSTEXPR const void* map(const void* val) { return val; } - UMPIRE_FMT_CONSTEXPR const void* map(std::nullptr_t val) { return val; } - - // We use SFINAE instead of a const T* parameter to avoid conflicting with - // the C array overload. - template - UMPIRE_FMT_CONSTEXPR auto map(T) -> enable_if_t::value, int> { - // Formatting of arbitrary pointers is disallowed. If you want to output - // a pointer cast it to "void *" or "const void *". In particular, this - // forbids formatting of "[const] volatile char *" which is printed as bool - // by iostreams. - static_assert(!sizeof(T), "formatting of non-void pointers is disallowed"); - return 0; - } - - template - UMPIRE_FMT_CONSTEXPR auto map(const T (&values)[N]) -> const T (&)[N] { - return values; - } - - template ::value && - !has_formatter::value && - !has_fallback_formatter::value)> - UMPIRE_FMT_CONSTEXPR auto map(const T& val) - -> decltype(std::declval().map( - static_cast::type>(val))) { - return map(static_cast::type>(val)); - } - template ::value && !is_char::value && - (has_formatter::value || - has_fallback_formatter::value))> - UMPIRE_FMT_CONSTEXPR const T& map(const T& val) { - return val; - } - - template - UMPIRE_FMT_CONSTEXPR auto map(const named_arg& val) - -> decltype(std::declval().map(val.value)) { - return map(val.value); - } - - unformattable map(...) { return {}; } -}; - -// A type constant after applying arg_mapper. -template -using mapped_type_constant = - type_constant().map(std::declval())), - typename Context::char_type>; - -enum { packed_arg_bits = 4 }; -// Maximum number of arguments with packed types. -enum { max_packed_args = 62 / packed_arg_bits }; -enum : unsigned long long { is_unpacked_bit = 1ULL << 63 }; -enum : unsigned long long { has_named_args_bit = 1ULL << 62 }; -} // namespace detail - -// A formatting argument. It is a trivially copyable/constructible type to -// allow storage in basic_memory_buffer. -template class basic_format_arg { - private: - detail::value value_; - detail::type type_; - - template - friend UMPIRE_FMT_CONSTEXPR basic_format_arg detail::make_arg( - const T& value); - - template - friend UMPIRE_FMT_CONSTEXPR auto visit_format_arg(Visitor&& vis, - const basic_format_arg& arg) - -> decltype(vis(0)); - - friend class basic_format_args; - friend class dynamic_format_arg_store; - - using char_type = typename Context::char_type; - - template - friend struct detail::arg_data; - - basic_format_arg(const detail::named_arg_info* args, size_t size) - : value_(args, size) {} - - public: - class handle { - public: - explicit handle(detail::custom_value custom) : custom_(custom) {} - - void format(typename Context::parse_context_type& parse_ctx, - Context& ctx) const { - custom_.format(custom_.value, parse_ctx, ctx); - } - - private: - detail::custom_value custom_; - }; - - constexpr basic_format_arg() : type_(detail::type::none_type) {} - - constexpr explicit operator bool() const UMPIRE_FMT_NOEXCEPT { - return type_ != detail::type::none_type; - } - - detail::type type() const { return type_; } - - bool is_integral() const { return detail::is_integral_type(type_); } - bool is_arithmetic() const { return detail::is_arithmetic_type(type_); } -}; - -/** - \rst - Visits an argument dispatching to the appropriate visit method based on - the argument type. For example, if the argument type is ``double`` then - ``vis(value)`` will be called with the value of type ``double``. - \endrst - */ -template -UMPIRE_FMT_CONSTEXPR_DECL UMPIRE_FMT_INLINE auto visit_format_arg( - Visitor&& vis, const basic_format_arg& arg) -> decltype(vis(0)) { - using char_type = typename Context::char_type; - switch (arg.type_) { - case detail::type::none_type: - break; - case detail::type::int_type: - return vis(arg.value_.int_value); - case detail::type::uint_type: - return vis(arg.value_.uint_value); - case detail::type::long_long_type: - return vis(arg.value_.long_long_value); - case detail::type::ulong_long_type: - return vis(arg.value_.ulong_long_value); -#if UMPIRE_FMT_USE_INT128 - case detail::type::int128_type: - return vis(arg.value_.int128_value); - case detail::type::uint128_type: - return vis(arg.value_.uint128_value); -#else - case detail::type::int128_type: - case detail::type::uint128_type: - break; -#endif - case detail::type::bool_type: - return vis(arg.value_.bool_value); - case detail::type::char_type: - return vis(arg.value_.char_value); - case detail::type::float_type: - return vis(arg.value_.float_value); - case detail::type::double_type: - return vis(arg.value_.double_value); - case detail::type::long_double_type: - return vis(arg.value_.long_double_value); - case detail::type::cstring_type: - return vis(arg.value_.string.data); - case detail::type::string_type: - return vis(basic_string_view(arg.value_.string.data, - arg.value_.string.size)); - case detail::type::pointer_type: - return vis(arg.value_.pointer); - case detail::type::custom_type: - return vis(typename basic_format_arg::handle(arg.value_.custom)); - } - return vis(monostate()); -} - -template struct formattable : std::false_type {}; - -namespace detail { - -#if UMPIRE_FMT_GCC_VERSION && UMPIRE_FMT_GCC_VERSION < 500 -// A workaround for gcc 4.8 to make void_t work in a SFINAE context. -template struct void_t_impl { using type = void; }; -template -using void_t = typename detail::void_t_impl::type; -#else -template using void_t = void; -#endif - -template -struct is_output_iterator : std::false_type {}; - -template -struct is_output_iterator< - It, T, - void_t::iterator_category, - decltype(*std::declval() = std::declval())>> - : std::true_type {}; - -template -struct is_back_insert_iterator : std::false_type {}; -template -struct is_back_insert_iterator> - : std::true_type {}; - -template -struct is_contiguous_back_insert_iterator : std::false_type {}; -template -struct is_contiguous_back_insert_iterator> - : is_contiguous {}; -template -struct is_contiguous_back_insert_iterator> - : std::true_type {}; - -// A type-erased reference to an std::locale to avoid heavy include. -class locale_ref { - private: - const void* locale_; // A type-erased pointer to std::locale. - - public: - constexpr locale_ref() : locale_(nullptr) {} - template explicit locale_ref(const Locale& loc); - - explicit operator bool() const UMPIRE_FMT_NOEXCEPT { return locale_ != nullptr; } - - template Locale get() const; -}; - -template constexpr unsigned long long encode_types() { return 0; } - -template -constexpr unsigned long long encode_types() { - return static_cast(mapped_type_constant::value) | - (encode_types() << packed_arg_bits); -} - -template -UMPIRE_FMT_CONSTEXPR basic_format_arg make_arg(const T& value) { - basic_format_arg arg; - arg.type_ = mapped_type_constant::value; - arg.value_ = arg_mapper().map(value); - return arg; -} - -template int check(unformattable) { - static_assert( - formattable(), - "Cannot format an argument. To make type T formattable provide a " - "formatter specialization: https://fmt.dev/latest/api.html#udt"); - return 0; -} -template constexpr const U& check(const U& val) { - return val; -} - -// The type template parameter is there to avoid an ODR violation when using -// a fallback formatter in one translation unit and an implicit conversion in -// another (not recommended). -template -constexpr value make_arg(const T& val) { - return detail::check(arg_mapper().map(val)); -} - -template -inline basic_format_arg make_arg(const T& value) { - return make_arg(value); -} -} // namespace detail - -// Formatting context. -template class basic_format_context { - public: - /** The character type for the output. */ - using char_type = Char; - - private: - OutputIt out_; - basic_format_args args_; - detail::locale_ref loc_; - - public: - using iterator = OutputIt; - using format_arg = basic_format_arg; - using parse_context_type = basic_format_parse_context; - template using formatter_type = formatter; - - basic_format_context(const basic_format_context&) = delete; - void operator=(const basic_format_context&) = delete; - /** - Constructs a ``basic_format_context`` object. References to the arguments are - stored in the object so make sure they have appropriate lifetimes. - */ - constexpr basic_format_context( - OutputIt out, basic_format_args ctx_args, - detail::locale_ref loc = detail::locale_ref()) - : out_(out), args_(ctx_args), loc_(loc) {} - - constexpr format_arg arg(int id) const { return args_.get(id); } - UMPIRE_FMT_CONSTEXPR format_arg arg(basic_string_view name) { - return args_.get(name); - } - int arg_id(basic_string_view name) { return args_.get_id(name); } - const basic_format_args& args() const { return args_; } - - UMPIRE_FMT_CONSTEXPR detail::error_handler error_handler() { return {}; } - void on_error(const char* message) { error_handler().on_error(message); } - - // Returns an iterator to the beginning of the output range. - UMPIRE_FMT_CONSTEXPR iterator out() { return out_; } - - // Advances the begin iterator to ``it``. - void advance_to(iterator it) { - if (!detail::is_back_insert_iterator()) out_ = it; - } - - UMPIRE_FMT_CONSTEXPR detail::locale_ref locale() { return loc_; } -}; - -template -using buffer_context = - basic_format_context, Char>; -using format_context = buffer_context; -using wformat_context = buffer_context; - -// Workaround an alias issue: https://stackoverflow.com/q/62767544/471164. -#define UMPIRE_FMT_BUFFER_CONTEXT(Char) \ - basic_format_context, Char> - -template -using is_formattable = bool_constant>().map(std::declval())), - detail::unformattable>::value>; - -/** - \rst - An array of references to arguments. It can be implicitly converted into - `~umpire::fmt::basic_format_args` for passing into type-erased formatting functions - such as `~umpire::fmt::vformat`. - \endrst - */ -template -class format_arg_store -#if UMPIRE_FMT_GCC_VERSION && UMPIRE_FMT_GCC_VERSION < 409 - // Workaround a GCC template argument substitution bug. - : public basic_format_args -#endif -{ - private: - static const size_t num_args = sizeof...(Args); - static const size_t num_named_args = detail::count_named_args(); - static const bool is_packed = num_args <= detail::max_packed_args; - - using value_type = conditional_t, - basic_format_arg>; - - detail::arg_data - data_; - - friend class basic_format_args; - - static constexpr unsigned long long desc = - (is_packed ? detail::encode_types() - : detail::is_unpacked_bit | num_args) | - (num_named_args != 0 - ? static_cast(detail::has_named_args_bit) - : 0); - - public: - UMPIRE_FMT_CONSTEXPR format_arg_store(const Args&... args) - : -#if UMPIRE_FMT_GCC_VERSION && UMPIRE_FMT_GCC_VERSION < 409 - basic_format_args(*this), -#endif - data_{detail::make_arg< - is_packed, Context, - detail::mapped_type_constant::value>(args)...} { - detail::init_named_args(data_.named_args(), 0, 0, args...); - } -}; - -/** - \rst - Constructs a `~umpire::fmt::format_arg_store` object that contains references to - arguments and can be implicitly converted to `~umpire::fmt::format_args`. `Context` - can be omitted in which case it defaults to `~umpire::fmt::context`. - See `~umpire::fmt::arg` for lifetime considerations. - \endrst - */ -template -constexpr format_arg_store make_format_args( - const Args&... args) { - return {args...}; -} - -/** - \rst - Constructs a `~umpire::fmt::format_arg_store` object that contains references - to arguments and can be implicitly converted to `~umpire::fmt::format_args`. - If ``format_str`` is a compile-time string then `make_args_checked` checks - its validity at compile time. - \endrst - */ -template > -inline auto make_args_checked(const S& format_str, - const remove_reference_t&... args) - -> format_arg_store, remove_reference_t...> { - static_assert( - detail::count<( - std::is_base_of>::value && - std::is_reference::value)...>() == 0, - "passing views as lvalues is disallowed"); - detail::check_format_string(format_str); - return {args...}; -} - -/** - \rst - Returns a named argument to be used in a formatting function. - It should only be used in a call to a formatting function or - `dynamic_format_arg_store::push_back`. - - **Example**:: - - umpire::fmt::print("Elapsed time: {s:.2f} seconds", umpire::fmt::arg("s", 1.23)); - \endrst - */ -template -inline detail::named_arg arg(const Char* name, const T& arg) { - static_assert(!detail::is_named_arg(), "nested named arguments"); - return {name, arg}; -} - -/** - \rst - A view of a collection of formatting arguments. To avoid lifetime issues it - should only be used as a parameter type in type-erased functions such as - ``vformat``:: - - void vlog(string_view format_str, format_args args); // OK - format_args args = make_format_args(42); // Error: dangling reference - \endrst - */ -template class basic_format_args { - public: - using size_type = int; - using format_arg = basic_format_arg; - - private: - // A descriptor that contains information about formatting arguments. - // If the number of arguments is less or equal to max_packed_args then - // argument types are passed in the descriptor. This reduces binary code size - // per formatting function call. - unsigned long long desc_; - union { - // If is_packed() returns true then argument values are stored in values_; - // otherwise they are stored in args_. This is done to improve cache - // locality and reduce compiled code size since storing larger objects - // may require more code (at least on x86-64) even if the same amount of - // data is actually copied to stack. It saves ~10% on the bloat test. - const detail::value* values_; - const format_arg* args_; - }; - - constexpr bool is_packed() const { - return (desc_ & detail::is_unpacked_bit) == 0; - } - bool has_named_args() const { - return (desc_ & detail::has_named_args_bit) != 0; - } - - UMPIRE_FMT_CONSTEXPR detail::type type(int index) const { - int shift = index * detail::packed_arg_bits; - unsigned int mask = (1 << detail::packed_arg_bits) - 1; - return static_cast((desc_ >> shift) & mask); - } - - constexpr basic_format_args(unsigned long long desc, - const detail::value* values) - : desc_(desc), values_(values) {} - constexpr basic_format_args(unsigned long long desc, const format_arg* args) - : desc_(desc), args_(args) {} - - public: - constexpr basic_format_args() : desc_(0), args_(nullptr) {} - - /** - \rst - Constructs a `basic_format_args` object from `~umpire::fmt::format_arg_store`. - \endrst - */ - template - constexpr UMPIRE_FMT_INLINE basic_format_args( - const format_arg_store& store) - : basic_format_args(format_arg_store::desc, - store.data_.args()) {} - - /** - \rst - Constructs a `basic_format_args` object from - `~umpire::fmt::dynamic_format_arg_store`. - \endrst - */ - constexpr UMPIRE_FMT_INLINE basic_format_args( - const dynamic_format_arg_store& store) - : basic_format_args(store.get_types(), store.data()) {} - - /** - \rst - Constructs a `basic_format_args` object from a dynamic set of arguments. - \endrst - */ - constexpr basic_format_args(const format_arg* args, int count) - : basic_format_args(detail::is_unpacked_bit | detail::to_unsigned(count), - args) {} - - /** Returns the argument with the specified id. */ - UMPIRE_FMT_CONSTEXPR format_arg get(int id) const { - format_arg arg; - if (!is_packed()) { - if (id < max_size()) arg = args_[id]; - return arg; - } - if (id >= detail::max_packed_args) return arg; - arg.type_ = type(id); - if (arg.type_ == detail::type::none_type) return arg; - arg.value_ = values_[id]; - return arg; - } - - template format_arg get(basic_string_view name) const { - int id = get_id(name); - return id >= 0 ? get(id) : format_arg(); - } - - template int get_id(basic_string_view name) const { - if (!has_named_args()) return -1; - const auto& named_args = - (is_packed() ? values_[-1] : args_[-1].value_).named_args; - for (size_t i = 0; i < named_args.size; ++i) { - if (named_args.data[i].name == name) return named_args.data[i].id; - } - return -1; - } - - int max_size() const { - unsigned long long max_packed = detail::max_packed_args; - return static_cast(is_packed() ? max_packed - : desc_ & ~detail::is_unpacked_bit); - } -}; - -#ifdef UMPIRE_FMT_ARM_ABI_COMPATIBILITY -/** An alias to ``basic_format_args``. */ -// Separate types would result in shorter symbols but break ABI compatibility -// between clang and gcc on ARM (#1919). -using format_args = basic_format_args; -using wformat_args = basic_format_args; -#else -// DEPRECATED! These are kept for ABI compatibility. -// It is a separate type rather than an alias to make symbols readable. -struct format_args : basic_format_args { - template - UMPIRE_FMT_INLINE format_args(const Args&... args) : basic_format_args(args...) {} -}; -struct wformat_args : basic_format_args { - using basic_format_args::basic_format_args; -}; -#endif - -namespace detail { - -template ::value)> -std::basic_string vformat( - basic_string_view format_str, - basic_format_args>> args); - -UMPIRE_FMT_API std::string vformat(string_view format_str, format_args args); - -template -void vformat_to( - buffer& buf, basic_string_view format_str, - basic_format_args)> args, - detail::locale_ref loc = {}); - -template ::value)> -inline void vprint_mojibake(std::FILE*, basic_string_view, const Args&) {} - -UMPIRE_FMT_API void vprint_mojibake(std::FILE*, string_view, format_args); -#ifndef _WIN32 -inline void vprint_mojibake(std::FILE*, string_view, format_args) {} -#endif -} // namespace detail - -/** Formats a string and writes the output to ``out``. */ -// GCC 8 and earlier cannot handle std::back_insert_iterator with -// vformat_to(...) overload, so SFINAE on iterator type instead. -template , - bool enable = detail::is_output_iterator::value> -auto vformat_to(OutputIt out, const S& format_str, - basic_format_args>> args) - -> typename std::enable_if::type { - decltype(detail::get_buffer(out)) buf(detail::get_buffer_init(out)); - detail::vformat_to(buf, to_string_view(format_str), args); - return detail::get_iterator(buf); -} - -/** - \rst - Formats arguments, writes the result to the output iterator ``out`` and returns - the iterator past the end of the output range. - - **Example**:: - - std::vector out; - umpire::fmt::format_to(std::back_inserter(out), "{}", 42); - \endrst - */ -// We cannot use UMPIRE_FMT_ENABLE_IF because of a bug in gcc 8.3. -template >::value> -inline auto format_to(OutputIt out, const S& format_str, Args&&... args) -> - typename std::enable_if::type { - const auto& vargs = umpire::fmt::make_args_checked(format_str, args...); - return vformat_to(out, to_string_view(format_str), vargs); -} - -template struct format_to_n_result { - /** Iterator past the end of the output range. */ - OutputIt out; - /** Total (not truncated) output size. */ - size_t size; -}; - -template ::value)> -inline format_to_n_result vformat_to_n( - OutputIt out, size_t n, basic_string_view format_str, - basic_format_args>> args) { - detail::iterator_buffer buf(out, - n); - detail::vformat_to(buf, format_str, args); - return {buf.out(), buf.count()}; -} - -/** - \rst - Formats arguments, writes up to ``n`` characters of the result to the output - iterator ``out`` and returns the total output size and the iterator past the - end of the output range. - \endrst - */ -template >::value> -inline auto format_to_n(OutputIt out, size_t n, const S& format_str, - const Args&... args) -> - typename std::enable_if>::type { - const auto& vargs = umpire::fmt::make_args_checked(format_str, args...); - return vformat_to_n(out, n, to_string_view(format_str), vargs); -} - -/** - Returns the number of characters in the output of - ``format(format_str, args...)``. - */ -template > -inline size_t formatted_size(const S& format_str, Args&&... args) { - const auto& vargs = umpire::fmt::make_args_checked(format_str, args...); - detail::counting_buffer<> buf; - detail::vformat_to(buf, to_string_view(format_str), vargs); - return buf.count(); -} - -template > -UMPIRE_FMT_INLINE std::basic_string vformat( - const S& format_str, - basic_format_args>> args) { - return detail::vformat(to_string_view(format_str), args); -} - -/** - \rst - Formats arguments and returns the result as a string. - - **Example**:: - - #include - std::string message = umpire::fmt::format("The answer is {}", 42); - \endrst -*/ -// Pass char_t as a default template parameter instead of using -// std::basic_string> to reduce the symbol size. -template , - UMPIRE_FMT_ENABLE_IF(!UMPIRE_FMT_COMPILE_TIME_CHECKS || - !std::is_same::value)> -UMPIRE_FMT_INLINE std::basic_string format(const S& format_str, Args&&... args) { - const auto& vargs = umpire::fmt::make_args_checked(format_str, args...); - return detail::vformat(to_string_view(format_str), vargs); -} - -UMPIRE_FMT_API void vprint(string_view, format_args); -UMPIRE_FMT_API void vprint(std::FILE*, string_view, format_args); - -/** - \rst - Formats ``args`` according to specifications in ``format_str`` and writes the - output to the file ``f``. Strings are assumed to be Unicode-encoded unless the - ``UMPIRE_FMT_UNICODE`` macro is set to 0. - - **Example**:: - - umpire::fmt::print(stderr, "Don't {}!", "panic"); - \endrst - */ -template > -inline void print(std::FILE* f, const S& format_str, Args&&... args) { - const auto& vargs = umpire::fmt::make_args_checked(format_str, args...); - return detail::is_unicode() - ? vprint(f, to_string_view(format_str), vargs) - : detail::vprint_mojibake(f, to_string_view(format_str), vargs); -} - -/** - \rst - Formats ``args`` according to specifications in ``format_str`` and writes - the output to ``stdout``. Strings are assumed to be Unicode-encoded unless - the ``UMPIRE_FMT_UNICODE`` macro is set to 0. - - **Example**:: - - umpire::fmt::print("Elapsed time: {0:.2f} seconds", 1.23); - \endrst - */ -template > -inline void print(const S& format_str, Args&&... args) { - const auto& vargs = umpire::fmt::make_args_checked(format_str, args...); - return detail::is_unicode() - ? vprint(to_string_view(format_str), vargs) - : detail::vprint_mojibake(stdout, to_string_view(format_str), - vargs); -} -UMPIRE_FMT_END_NAMESPACE - -#endif // UMPIRE_FMT_CORE_H_ - -// Define UMPIRE_FMT_DYNAMIC_ARGS to make core.h provide dynamic_format_arg_store -// DEPRECATED! Include fmt/args.h directly instead. -#ifdef UMPIRE_FMT_DYNAMIC_ARGS -#include "args.h" -#endif diff --git a/src/tpl/umpire/fmt/fmt.hpp b/src/tpl/umpire/fmt/fmt.hpp deleted file mode 100644 index a1d92bb63..000000000 --- a/src/tpl/umpire/fmt/fmt.hpp +++ /dev/null @@ -1,26 +0,0 @@ -// Copyright (c) 2017-2021, Lawrence Livermore National Security, LLC and -// other Axom Project Developers. See the top-level LICENSE file for details. -// -// SPDX-License-Identifier: (BSD-3-Clause) - -#ifndef UMPIRE_fmt_HPP -#define UMPIRE_fmt_HPP - -#define UMPIRE_FMT_EXCEPTIONS 0 -#define UMPIRE_FMT_HEADER_ONLY 1 -#define UMPIRE_FMT_DEPRECATED - -#include "args.h" -#include "chrono.h" -#include "color.h" -#include "compile.h" -#include "core.h" -#include "format-inl.h" -#include "format.h" -#include "locale.h" -#include "os.h" -#include "ostream.h" -#include "printf.h" -#include "ranges.h" - -#endif // UMPIRE_fmt_HPP diff --git a/src/tpl/umpire/fmt/format-inl.h b/src/tpl/umpire/fmt/format-inl.h deleted file mode 100644 index 0a76aa784..000000000 --- a/src/tpl/umpire/fmt/format-inl.h +++ /dev/null @@ -1,2731 +0,0 @@ -// Formatting library for C++ - implementation -// -// Copyright (c) 2012 - 2016, Victor Zverovich -// All rights reserved. -// -// For the license information refer to format.h. - -#ifndef UMPIRE_FMT_FORMAT_INL_H_ -#define UMPIRE_FMT_FORMAT_INL_H_ - -#include -#include -#include -#include -#include -#include // std::memmove -#include -#include - -#ifndef UMPIRE_FMT_STATIC_THOUSANDS_SEPARATOR -# include -#endif - -#ifdef _WIN32 -# include // _isatty -#endif - -#include "format.h" - -// Dummy implementations of strerror_r and strerror_s called if corresponding -// system functions are not available. -inline umpire::fmt::detail::null<> strerror_r(int, char*, ...) { return {}; } -inline umpire::fmt::detail::null<> strerror_s(char*, size_t, ...) { return {}; } - -UMPIRE_FMT_BEGIN_NAMESPACE -namespace detail { - -UMPIRE_FMT_FUNC void assert_fail(const char* file, int line, const char* message) { - // Use unchecked std::fprintf to avoid triggering another assertion when - // writing to stderr fails - std::fprintf(stderr, "%s:%d: assertion failed: %s", file, line, message); - // Chosen instead of std::abort to satisfy Clang in CUDA mode during device - // code pass. - std::terminate(); -} - -#ifndef _MSC_VER -# define UMPIRE_FMT_SNPRINTF snprintf -#else // _MSC_VER -inline int fmt_snprintf(char* buffer, size_t size, const char* format, ...) { - va_list args; - va_start(args, format); - int result = vsnprintf_s(buffer, size, _TRUNCATE, format, args); - va_end(args); - return result; -} -# define UMPIRE_FMT_SNPRINTF fmt_snprintf -#endif // _MSC_VER - -// A portable thread-safe version of strerror. -// Sets buffer to point to a string describing the error code. -// This can be either a pointer to a string stored in buffer, -// or a pointer to some static immutable string. -// Returns one of the following values: -// 0 - success -// ERANGE - buffer is not large enough to store the error message -// other - failure -// Buffer should be at least of size 1. -inline int safe_strerror(int error_code, char*& buffer, - size_t buffer_size) UMPIRE_FMT_NOEXCEPT { - UMPIRE_FMT_ASSERT(buffer != nullptr && buffer_size != 0, "invalid buffer"); - - class dispatcher { - private: - int error_code_; - char*& buffer_; - size_t buffer_size_; - - // A noop assignment operator to avoid bogus warnings. - void operator=(const dispatcher&) {} - - // Handle the result of XSI-compliant version of strerror_r. - int handle(int result) { - // glibc versions before 2.13 return result in errno. - return result == -1 ? errno : result; - } - - // Handle the result of GNU-specific version of strerror_r. - UMPIRE_FMT_MAYBE_UNUSED - int handle(char* message) { - // If the buffer is full then the message is probably truncated. - if (message == buffer_ && strlen(buffer_) == buffer_size_ - 1) - return ERANGE; - buffer_ = message; - return 0; - } - - // Handle the case when strerror_r is not available. - UMPIRE_FMT_MAYBE_UNUSED - int handle(detail::null<>) { - return fallback(strerror_s(buffer_, buffer_size_, error_code_)); - } - - // Fallback to strerror_s when strerror_r is not available. - UMPIRE_FMT_MAYBE_UNUSED - int fallback(int result) { - // If the buffer is full then the message is probably truncated. - return result == 0 && strlen(buffer_) == buffer_size_ - 1 ? ERANGE - : result; - } - -#if !UMPIRE_FMT_MSC_VER - // Fallback to strerror if strerror_r and strerror_s are not available. - int fallback(detail::null<>) { - errno = 0; - buffer_ = strerror(error_code_); - return errno; - } -#endif - - public: - dispatcher(int err_code, char*& buf, size_t buf_size) - : error_code_(err_code), buffer_(buf), buffer_size_(buf_size) {} - - int run() { return handle(strerror_r(error_code_, buffer_, buffer_size_)); } - }; - return dispatcher(error_code, buffer, buffer_size).run(); -} - -UMPIRE_FMT_FUNC void format_error_code(detail::buffer& out, int error_code, - string_view message) UMPIRE_FMT_NOEXCEPT { - // Report error code making sure that the output fits into - // inline_buffer_size to avoid dynamic memory allocation and potential - // bad_alloc. - out.try_resize(0); - static const char SEP[] = ": "; - static const char ERROR_STR[] = "error "; - // Subtract 2 to account for terminating null characters in SEP and ERROR_STR. - size_t error_code_size = sizeof(SEP) + sizeof(ERROR_STR) - 2; - auto abs_value = static_cast>(error_code); - if (detail::is_negative(error_code)) { - abs_value = 0 - abs_value; - ++error_code_size; - } - error_code_size += detail::to_unsigned(detail::count_digits(abs_value)); - auto it = buffer_appender(out); - if (message.size() <= inline_buffer_size - error_code_size) - format_to(it, UMPIRE_FMT_STRING("{}{}"), message, SEP); - format_to(it, UMPIRE_FMT_STRING("{}{}"), ERROR_STR, error_code); - UMPIRE_FMT_ASSERT(out.size() <= inline_buffer_size, ""); -} - -UMPIRE_FMT_FUNC void report_error(format_func func, int error_code, - string_view message) UMPIRE_FMT_NOEXCEPT { - memory_buffer full_message; - func(full_message, error_code, message); - // Don't use fwrite_fully because the latter may throw. - (void)std::fwrite(full_message.data(), full_message.size(), 1, stderr); - std::fputc('\n', stderr); -} - -// A wrapper around fwrite that throws on error. -inline void fwrite_fully(const void* ptr, size_t size, size_t count, - FILE* stream) { - size_t written = std::fwrite(ptr, size, count, stream); - if (written < count) UMPIRE_FMT_THROW(system_error(errno, "cannot write to file")); -} - -#ifndef UMPIRE_FMT_STATIC_THOUSANDS_SEPARATOR -template -locale_ref::locale_ref(const Locale& loc) : locale_(&loc) { - static_assert(std::is_same::value, ""); -} - -template Locale locale_ref::get() const { - static_assert(std::is_same::value, ""); - return locale_ ? *static_cast(locale_) : std::locale(); -} - -template UMPIRE_FMT_FUNC std::string grouping_impl(locale_ref loc) { - return std::use_facet>(loc.get()).grouping(); -} -template UMPIRE_FMT_FUNC Char thousands_sep_impl(locale_ref loc) { - return std::use_facet>(loc.get()) - .thousands_sep(); -} -template UMPIRE_FMT_FUNC Char decimal_point_impl(locale_ref loc) { - return std::use_facet>(loc.get()) - .decimal_point(); -} -#else -template UMPIRE_FMT_FUNC std::string grouping_impl(locale_ref) { - return "\03"; -} -template UMPIRE_FMT_FUNC Char thousands_sep_impl(locale_ref) { - return UMPIRE_FMT_STATIC_THOUSANDS_SEPARATOR; -} -template UMPIRE_FMT_FUNC Char decimal_point_impl(locale_ref) { - return '.'; -} -#endif -} // namespace detail - -UMPIRE_FMT_API UMPIRE_FMT_FUNC format_error::~format_error() UMPIRE_FMT_NOEXCEPT = default; -UMPIRE_FMT_API UMPIRE_FMT_FUNC system_error::~system_error() UMPIRE_FMT_NOEXCEPT = default; - -UMPIRE_FMT_FUNC void system_error::init(int err_code, string_view format_str, - format_args args) { - error_code_ = err_code; - memory_buffer buffer; - format_system_error(buffer, err_code, vformat(format_str, args)); - std::runtime_error& base = *this; - base = std::runtime_error(to_string(buffer)); -} - -namespace detail { - -template <> UMPIRE_FMT_FUNC int count_digits<4>(detail::fallback_uintptr n) { - // fallback_uintptr is always stored in little endian. - int i = static_cast(sizeof(void*)) - 1; - while (i > 0 && n.value[i] == 0) --i; - auto char_digits = std::numeric_limits::digits / 4; - return i >= 0 ? i * char_digits + count_digits<4, unsigned>(n.value[i]) : 1; -} - -template -const typename basic_data::digit_pair basic_data::digits[] = { - {'0', '0'}, {'0', '1'}, {'0', '2'}, {'0', '3'}, {'0', '4'}, {'0', '5'}, - {'0', '6'}, {'0', '7'}, {'0', '8'}, {'0', '9'}, {'1', '0'}, {'1', '1'}, - {'1', '2'}, {'1', '3'}, {'1', '4'}, {'1', '5'}, {'1', '6'}, {'1', '7'}, - {'1', '8'}, {'1', '9'}, {'2', '0'}, {'2', '1'}, {'2', '2'}, {'2', '3'}, - {'2', '4'}, {'2', '5'}, {'2', '6'}, {'2', '7'}, {'2', '8'}, {'2', '9'}, - {'3', '0'}, {'3', '1'}, {'3', '2'}, {'3', '3'}, {'3', '4'}, {'3', '5'}, - {'3', '6'}, {'3', '7'}, {'3', '8'}, {'3', '9'}, {'4', '0'}, {'4', '1'}, - {'4', '2'}, {'4', '3'}, {'4', '4'}, {'4', '5'}, {'4', '6'}, {'4', '7'}, - {'4', '8'}, {'4', '9'}, {'5', '0'}, {'5', '1'}, {'5', '2'}, {'5', '3'}, - {'5', '4'}, {'5', '5'}, {'5', '6'}, {'5', '7'}, {'5', '8'}, {'5', '9'}, - {'6', '0'}, {'6', '1'}, {'6', '2'}, {'6', '3'}, {'6', '4'}, {'6', '5'}, - {'6', '6'}, {'6', '7'}, {'6', '8'}, {'6', '9'}, {'7', '0'}, {'7', '1'}, - {'7', '2'}, {'7', '3'}, {'7', '4'}, {'7', '5'}, {'7', '6'}, {'7', '7'}, - {'7', '8'}, {'7', '9'}, {'8', '0'}, {'8', '1'}, {'8', '2'}, {'8', '3'}, - {'8', '4'}, {'8', '5'}, {'8', '6'}, {'8', '7'}, {'8', '8'}, {'8', '9'}, - {'9', '0'}, {'9', '1'}, {'9', '2'}, {'9', '3'}, {'9', '4'}, {'9', '5'}, - {'9', '6'}, {'9', '7'}, {'9', '8'}, {'9', '9'}}; - -#define UMPIRE_FMT_POWERS_OF_10(factor) \ - factor * 10, (factor)*100, (factor)*1000, (factor)*10000, (factor)*100000, \ - (factor)*1000000, (factor)*10000000, (factor)*100000000, \ - (factor)*1000000000 - -template -const uint64_t basic_data::powers_of_10_64[] = { - 1, UMPIRE_FMT_POWERS_OF_10(1), UMPIRE_FMT_POWERS_OF_10(1000000000ULL), - 10000000000000000000ULL}; - -template -const uint32_t basic_data::zero_or_powers_of_10_32[] = {0, - UMPIRE_FMT_POWERS_OF_10(1)}; -template -const uint64_t basic_data::zero_or_powers_of_10_64[] = { - 0, UMPIRE_FMT_POWERS_OF_10(1), UMPIRE_FMT_POWERS_OF_10(1000000000ULL), - 10000000000000000000ULL}; - -template -const uint32_t basic_data::zero_or_powers_of_10_32_new[] = { - 0, 0, UMPIRE_FMT_POWERS_OF_10(1)}; - -template -const uint64_t basic_data::zero_or_powers_of_10_64_new[] = { - 0, 0, UMPIRE_FMT_POWERS_OF_10(1), UMPIRE_FMT_POWERS_OF_10(1000000000ULL), - 10000000000000000000ULL}; - -// Normalized 64-bit significands of pow(10, k), for k = -348, -340, ..., 340. -// These are generated by support/compute-powers.py. -template -const uint64_t basic_data::grisu_pow10_significands[] = { - 0xfa8fd5a0081c0288, 0xbaaee17fa23ebf76, 0x8b16fb203055ac76, - 0xcf42894a5dce35ea, 0x9a6bb0aa55653b2d, 0xe61acf033d1a45df, - 0xab70fe17c79ac6ca, 0xff77b1fcbebcdc4f, 0xbe5691ef416bd60c, - 0x8dd01fad907ffc3c, 0xd3515c2831559a83, 0x9d71ac8fada6c9b5, - 0xea9c227723ee8bcb, 0xaecc49914078536d, 0x823c12795db6ce57, - 0xc21094364dfb5637, 0x9096ea6f3848984f, 0xd77485cb25823ac7, - 0xa086cfcd97bf97f4, 0xef340a98172aace5, 0xb23867fb2a35b28e, - 0x84c8d4dfd2c63f3b, 0xc5dd44271ad3cdba, 0x936b9fcebb25c996, - 0xdbac6c247d62a584, 0xa3ab66580d5fdaf6, 0xf3e2f893dec3f126, - 0xb5b5ada8aaff80b8, 0x87625f056c7c4a8b, 0xc9bcff6034c13053, - 0x964e858c91ba2655, 0xdff9772470297ebd, 0xa6dfbd9fb8e5b88f, - 0xf8a95fcf88747d94, 0xb94470938fa89bcf, 0x8a08f0f8bf0f156b, - 0xcdb02555653131b6, 0x993fe2c6d07b7fac, 0xe45c10c42a2b3b06, - 0xaa242499697392d3, 0xfd87b5f28300ca0e, 0xbce5086492111aeb, - 0x8cbccc096f5088cc, 0xd1b71758e219652c, 0x9c40000000000000, - 0xe8d4a51000000000, 0xad78ebc5ac620000, 0x813f3978f8940984, - 0xc097ce7bc90715b3, 0x8f7e32ce7bea5c70, 0xd5d238a4abe98068, - 0x9f4f2726179a2245, 0xed63a231d4c4fb27, 0xb0de65388cc8ada8, - 0x83c7088e1aab65db, 0xc45d1df942711d9a, 0x924d692ca61be758, - 0xda01ee641a708dea, 0xa26da3999aef774a, 0xf209787bb47d6b85, - 0xb454e4a179dd1877, 0x865b86925b9bc5c2, 0xc83553c5c8965d3d, - 0x952ab45cfa97a0b3, 0xde469fbd99a05fe3, 0xa59bc234db398c25, - 0xf6c69a72a3989f5c, 0xb7dcbf5354e9bece, 0x88fcf317f22241e2, - 0xcc20ce9bd35c78a5, 0x98165af37b2153df, 0xe2a0b5dc971f303a, - 0xa8d9d1535ce3b396, 0xfb9b7cd9a4a7443c, 0xbb764c4ca7a44410, - 0x8bab8eefb6409c1a, 0xd01fef10a657842c, 0x9b10a4e5e9913129, - 0xe7109bfba19c0c9d, 0xac2820d9623bf429, 0x80444b5e7aa7cf85, - 0xbf21e44003acdd2d, 0x8e679c2f5e44ff8f, 0xd433179d9c8cb841, - 0x9e19db92b4e31ba9, 0xeb96bf6ebadf77d9, 0xaf87023b9bf0ee6b, -}; - -// Binary exponents of pow(10, k), for k = -348, -340, ..., 340, corresponding -// to significands above. -template -const int16_t basic_data::grisu_pow10_exponents[] = { - -1220, -1193, -1166, -1140, -1113, -1087, -1060, -1034, -1007, -980, -954, - -927, -901, -874, -847, -821, -794, -768, -741, -715, -688, -661, - -635, -608, -582, -555, -529, -502, -475, -449, -422, -396, -369, - -343, -316, -289, -263, -236, -210, -183, -157, -130, -103, -77, - -50, -24, 3, 30, 56, 83, 109, 136, 162, 189, 216, - 242, 269, 295, 322, 348, 375, 402, 428, 455, 481, 508, - 534, 561, 588, 614, 641, 667, 694, 720, 747, 774, 800, - 827, 853, 880, 907, 933, 960, 986, 1013, 1039, 1066}; - -template -const divtest_table_entry basic_data::divtest_table_for_pow5_32[] = - {{0x00000001, 0xffffffff}, {0xcccccccd, 0x33333333}, - {0xc28f5c29, 0x0a3d70a3}, {0x26e978d5, 0x020c49ba}, - {0x3afb7e91, 0x0068db8b}, {0x0bcbe61d, 0x0014f8b5}, - {0x68c26139, 0x000431bd}, {0xae8d46a5, 0x0000d6bf}, - {0x22e90e21, 0x00002af3}, {0x3a2e9c6d, 0x00000897}, - {0x3ed61f49, 0x000001b7}}; - -template -const divtest_table_entry basic_data::divtest_table_for_pow5_64[] = - {{0x0000000000000001, 0xffffffffffffffff}, - {0xcccccccccccccccd, 0x3333333333333333}, - {0x8f5c28f5c28f5c29, 0x0a3d70a3d70a3d70}, - {0x1cac083126e978d5, 0x020c49ba5e353f7c}, - {0xd288ce703afb7e91, 0x0068db8bac710cb2}, - {0x5d4e8fb00bcbe61d, 0x0014f8b588e368f0}, - {0x790fb65668c26139, 0x000431bde82d7b63}, - {0xe5032477ae8d46a5, 0x0000d6bf94d5e57a}, - {0xc767074b22e90e21, 0x00002af31dc46118}, - {0x8e47ce423a2e9c6d, 0x0000089705f4136b}, - {0x4fa7f60d3ed61f49, 0x000001b7cdfd9d7b}, - {0x0fee64690c913975, 0x00000057f5ff85e5}, - {0x3662e0e1cf503eb1, 0x000000119799812d}, - {0xa47a2cf9f6433fbd, 0x0000000384b84d09}, - {0x54186f653140a659, 0x00000000b424dc35}, - {0x7738164770402145, 0x0000000024075f3d}, - {0xe4a4d1417cd9a041, 0x000000000734aca5}, - {0xc75429d9e5c5200d, 0x000000000170ef54}, - {0xc1773b91fac10669, 0x000000000049c977}, - {0x26b172506559ce15, 0x00000000000ec1e4}, - {0xd489e3a9addec2d1, 0x000000000002f394}, - {0x90e860bb892c8d5d, 0x000000000000971d}, - {0x502e79bf1b6f4f79, 0x0000000000001e39}, - {0xdcd618596be30fe5, 0x000000000000060b}}; - -template -const uint64_t basic_data::dragonbox_pow10_significands_64[] = { - 0x81ceb32c4b43fcf5, 0xa2425ff75e14fc32, 0xcad2f7f5359a3b3f, - 0xfd87b5f28300ca0e, 0x9e74d1b791e07e49, 0xc612062576589ddb, - 0xf79687aed3eec552, 0x9abe14cd44753b53, 0xc16d9a0095928a28, - 0xf1c90080baf72cb2, 0x971da05074da7bef, 0xbce5086492111aeb, - 0xec1e4a7db69561a6, 0x9392ee8e921d5d08, 0xb877aa3236a4b44a, - 0xe69594bec44de15c, 0x901d7cf73ab0acda, 0xb424dc35095cd810, - 0xe12e13424bb40e14, 0x8cbccc096f5088cc, 0xafebff0bcb24aaff, - 0xdbe6fecebdedd5bf, 0x89705f4136b4a598, 0xabcc77118461cefd, - 0xd6bf94d5e57a42bd, 0x8637bd05af6c69b6, 0xa7c5ac471b478424, - 0xd1b71758e219652c, 0x83126e978d4fdf3c, 0xa3d70a3d70a3d70b, - 0xcccccccccccccccd, 0x8000000000000000, 0xa000000000000000, - 0xc800000000000000, 0xfa00000000000000, 0x9c40000000000000, - 0xc350000000000000, 0xf424000000000000, 0x9896800000000000, - 0xbebc200000000000, 0xee6b280000000000, 0x9502f90000000000, - 0xba43b74000000000, 0xe8d4a51000000000, 0x9184e72a00000000, - 0xb5e620f480000000, 0xe35fa931a0000000, 0x8e1bc9bf04000000, - 0xb1a2bc2ec5000000, 0xde0b6b3a76400000, 0x8ac7230489e80000, - 0xad78ebc5ac620000, 0xd8d726b7177a8000, 0x878678326eac9000, - 0xa968163f0a57b400, 0xd3c21bcecceda100, 0x84595161401484a0, - 0xa56fa5b99019a5c8, 0xcecb8f27f4200f3a, 0x813f3978f8940984, - 0xa18f07d736b90be5, 0xc9f2c9cd04674ede, 0xfc6f7c4045812296, - 0x9dc5ada82b70b59d, 0xc5371912364ce305, 0xf684df56c3e01bc6, - 0x9a130b963a6c115c, 0xc097ce7bc90715b3, 0xf0bdc21abb48db20, - 0x96769950b50d88f4, 0xbc143fa4e250eb31, 0xeb194f8e1ae525fd, - 0x92efd1b8d0cf37be, 0xb7abc627050305ad, 0xe596b7b0c643c719, - 0x8f7e32ce7bea5c6f, 0xb35dbf821ae4f38b, 0xe0352f62a19e306e}; - -template -const uint128_wrapper basic_data::dragonbox_pow10_significands_128[] = { -#if UMPIRE_FMT_USE_FULL_CACHE_DRAGONBOX - {0xff77b1fcbebcdc4f, 0x25e8e89c13bb0f7b}, - {0x9faacf3df73609b1, 0x77b191618c54e9ad}, - {0xc795830d75038c1d, 0xd59df5b9ef6a2418}, - {0xf97ae3d0d2446f25, 0x4b0573286b44ad1e}, - {0x9becce62836ac577, 0x4ee367f9430aec33}, - {0xc2e801fb244576d5, 0x229c41f793cda740}, - {0xf3a20279ed56d48a, 0x6b43527578c11110}, - {0x9845418c345644d6, 0x830a13896b78aaaa}, - {0xbe5691ef416bd60c, 0x23cc986bc656d554}, - {0xedec366b11c6cb8f, 0x2cbfbe86b7ec8aa9}, - {0x94b3a202eb1c3f39, 0x7bf7d71432f3d6aa}, - {0xb9e08a83a5e34f07, 0xdaf5ccd93fb0cc54}, - {0xe858ad248f5c22c9, 0xd1b3400f8f9cff69}, - {0x91376c36d99995be, 0x23100809b9c21fa2}, - {0xb58547448ffffb2d, 0xabd40a0c2832a78b}, - {0xe2e69915b3fff9f9, 0x16c90c8f323f516d}, - {0x8dd01fad907ffc3b, 0xae3da7d97f6792e4}, - {0xb1442798f49ffb4a, 0x99cd11cfdf41779d}, - {0xdd95317f31c7fa1d, 0x40405643d711d584}, - {0x8a7d3eef7f1cfc52, 0x482835ea666b2573}, - {0xad1c8eab5ee43b66, 0xda3243650005eed0}, - {0xd863b256369d4a40, 0x90bed43e40076a83}, - {0x873e4f75e2224e68, 0x5a7744a6e804a292}, - {0xa90de3535aaae202, 0x711515d0a205cb37}, - {0xd3515c2831559a83, 0x0d5a5b44ca873e04}, - {0x8412d9991ed58091, 0xe858790afe9486c3}, - {0xa5178fff668ae0b6, 0x626e974dbe39a873}, - {0xce5d73ff402d98e3, 0xfb0a3d212dc81290}, - {0x80fa687f881c7f8e, 0x7ce66634bc9d0b9a}, - {0xa139029f6a239f72, 0x1c1fffc1ebc44e81}, - {0xc987434744ac874e, 0xa327ffb266b56221}, - {0xfbe9141915d7a922, 0x4bf1ff9f0062baa9}, - {0x9d71ac8fada6c9b5, 0x6f773fc3603db4aa}, - {0xc4ce17b399107c22, 0xcb550fb4384d21d4}, - {0xf6019da07f549b2b, 0x7e2a53a146606a49}, - {0x99c102844f94e0fb, 0x2eda7444cbfc426e}, - {0xc0314325637a1939, 0xfa911155fefb5309}, - {0xf03d93eebc589f88, 0x793555ab7eba27cb}, - {0x96267c7535b763b5, 0x4bc1558b2f3458df}, - {0xbbb01b9283253ca2, 0x9eb1aaedfb016f17}, - {0xea9c227723ee8bcb, 0x465e15a979c1cadd}, - {0x92a1958a7675175f, 0x0bfacd89ec191eca}, - {0xb749faed14125d36, 0xcef980ec671f667c}, - {0xe51c79a85916f484, 0x82b7e12780e7401b}, - {0x8f31cc0937ae58d2, 0xd1b2ecb8b0908811}, - {0xb2fe3f0b8599ef07, 0x861fa7e6dcb4aa16}, - {0xdfbdcece67006ac9, 0x67a791e093e1d49b}, - {0x8bd6a141006042bd, 0xe0c8bb2c5c6d24e1}, - {0xaecc49914078536d, 0x58fae9f773886e19}, - {0xda7f5bf590966848, 0xaf39a475506a899f}, - {0x888f99797a5e012d, 0x6d8406c952429604}, - {0xaab37fd7d8f58178, 0xc8e5087ba6d33b84}, - {0xd5605fcdcf32e1d6, 0xfb1e4a9a90880a65}, - {0x855c3be0a17fcd26, 0x5cf2eea09a550680}, - {0xa6b34ad8c9dfc06f, 0xf42faa48c0ea481f}, - {0xd0601d8efc57b08b, 0xf13b94daf124da27}, - {0x823c12795db6ce57, 0x76c53d08d6b70859}, - {0xa2cb1717b52481ed, 0x54768c4b0c64ca6f}, - {0xcb7ddcdda26da268, 0xa9942f5dcf7dfd0a}, - {0xfe5d54150b090b02, 0xd3f93b35435d7c4d}, - {0x9efa548d26e5a6e1, 0xc47bc5014a1a6db0}, - {0xc6b8e9b0709f109a, 0x359ab6419ca1091c}, - {0xf867241c8cc6d4c0, 0xc30163d203c94b63}, - {0x9b407691d7fc44f8, 0x79e0de63425dcf1e}, - {0xc21094364dfb5636, 0x985915fc12f542e5}, - {0xf294b943e17a2bc4, 0x3e6f5b7b17b2939e}, - {0x979cf3ca6cec5b5a, 0xa705992ceecf9c43}, - {0xbd8430bd08277231, 0x50c6ff782a838354}, - {0xece53cec4a314ebd, 0xa4f8bf5635246429}, - {0x940f4613ae5ed136, 0x871b7795e136be9a}, - {0xb913179899f68584, 0x28e2557b59846e40}, - {0xe757dd7ec07426e5, 0x331aeada2fe589d0}, - {0x9096ea6f3848984f, 0x3ff0d2c85def7622}, - {0xb4bca50b065abe63, 0x0fed077a756b53aa}, - {0xe1ebce4dc7f16dfb, 0xd3e8495912c62895}, - {0x8d3360f09cf6e4bd, 0x64712dd7abbbd95d}, - {0xb080392cc4349dec, 0xbd8d794d96aacfb4}, - {0xdca04777f541c567, 0xecf0d7a0fc5583a1}, - {0x89e42caaf9491b60, 0xf41686c49db57245}, - {0xac5d37d5b79b6239, 0x311c2875c522ced6}, - {0xd77485cb25823ac7, 0x7d633293366b828c}, - {0x86a8d39ef77164bc, 0xae5dff9c02033198}, - {0xa8530886b54dbdeb, 0xd9f57f830283fdfd}, - {0xd267caa862a12d66, 0xd072df63c324fd7c}, - {0x8380dea93da4bc60, 0x4247cb9e59f71e6e}, - {0xa46116538d0deb78, 0x52d9be85f074e609}, - {0xcd795be870516656, 0x67902e276c921f8c}, - {0x806bd9714632dff6, 0x00ba1cd8a3db53b7}, - {0xa086cfcd97bf97f3, 0x80e8a40eccd228a5}, - {0xc8a883c0fdaf7df0, 0x6122cd128006b2ce}, - {0xfad2a4b13d1b5d6c, 0x796b805720085f82}, - {0x9cc3a6eec6311a63, 0xcbe3303674053bb1}, - {0xc3f490aa77bd60fc, 0xbedbfc4411068a9d}, - {0xf4f1b4d515acb93b, 0xee92fb5515482d45}, - {0x991711052d8bf3c5, 0x751bdd152d4d1c4b}, - {0xbf5cd54678eef0b6, 0xd262d45a78a0635e}, - {0xef340a98172aace4, 0x86fb897116c87c35}, - {0x9580869f0e7aac0e, 0xd45d35e6ae3d4da1}, - {0xbae0a846d2195712, 0x8974836059cca10a}, - {0xe998d258869facd7, 0x2bd1a438703fc94c}, - {0x91ff83775423cc06, 0x7b6306a34627ddd0}, - {0xb67f6455292cbf08, 0x1a3bc84c17b1d543}, - {0xe41f3d6a7377eeca, 0x20caba5f1d9e4a94}, - {0x8e938662882af53e, 0x547eb47b7282ee9d}, - {0xb23867fb2a35b28d, 0xe99e619a4f23aa44}, - {0xdec681f9f4c31f31, 0x6405fa00e2ec94d5}, - {0x8b3c113c38f9f37e, 0xde83bc408dd3dd05}, - {0xae0b158b4738705e, 0x9624ab50b148d446}, - {0xd98ddaee19068c76, 0x3badd624dd9b0958}, - {0x87f8a8d4cfa417c9, 0xe54ca5d70a80e5d7}, - {0xa9f6d30a038d1dbc, 0x5e9fcf4ccd211f4d}, - {0xd47487cc8470652b, 0x7647c32000696720}, - {0x84c8d4dfd2c63f3b, 0x29ecd9f40041e074}, - {0xa5fb0a17c777cf09, 0xf468107100525891}, - {0xcf79cc9db955c2cc, 0x7182148d4066eeb5}, - {0x81ac1fe293d599bf, 0xc6f14cd848405531}, - {0xa21727db38cb002f, 0xb8ada00e5a506a7d}, - {0xca9cf1d206fdc03b, 0xa6d90811f0e4851d}, - {0xfd442e4688bd304a, 0x908f4a166d1da664}, - {0x9e4a9cec15763e2e, 0x9a598e4e043287ff}, - {0xc5dd44271ad3cdba, 0x40eff1e1853f29fe}, - {0xf7549530e188c128, 0xd12bee59e68ef47d}, - {0x9a94dd3e8cf578b9, 0x82bb74f8301958cf}, - {0xc13a148e3032d6e7, 0xe36a52363c1faf02}, - {0xf18899b1bc3f8ca1, 0xdc44e6c3cb279ac2}, - {0x96f5600f15a7b7e5, 0x29ab103a5ef8c0ba}, - {0xbcb2b812db11a5de, 0x7415d448f6b6f0e8}, - {0xebdf661791d60f56, 0x111b495b3464ad22}, - {0x936b9fcebb25c995, 0xcab10dd900beec35}, - {0xb84687c269ef3bfb, 0x3d5d514f40eea743}, - {0xe65829b3046b0afa, 0x0cb4a5a3112a5113}, - {0x8ff71a0fe2c2e6dc, 0x47f0e785eaba72ac}, - {0xb3f4e093db73a093, 0x59ed216765690f57}, - {0xe0f218b8d25088b8, 0x306869c13ec3532d}, - {0x8c974f7383725573, 0x1e414218c73a13fc}, - {0xafbd2350644eeacf, 0xe5d1929ef90898fb}, - {0xdbac6c247d62a583, 0xdf45f746b74abf3a}, - {0x894bc396ce5da772, 0x6b8bba8c328eb784}, - {0xab9eb47c81f5114f, 0x066ea92f3f326565}, - {0xd686619ba27255a2, 0xc80a537b0efefebe}, - {0x8613fd0145877585, 0xbd06742ce95f5f37}, - {0xa798fc4196e952e7, 0x2c48113823b73705}, - {0xd17f3b51fca3a7a0, 0xf75a15862ca504c6}, - {0x82ef85133de648c4, 0x9a984d73dbe722fc}, - {0xa3ab66580d5fdaf5, 0xc13e60d0d2e0ebbb}, - {0xcc963fee10b7d1b3, 0x318df905079926a9}, - {0xffbbcfe994e5c61f, 0xfdf17746497f7053}, - {0x9fd561f1fd0f9bd3, 0xfeb6ea8bedefa634}, - {0xc7caba6e7c5382c8, 0xfe64a52ee96b8fc1}, - {0xf9bd690a1b68637b, 0x3dfdce7aa3c673b1}, - {0x9c1661a651213e2d, 0x06bea10ca65c084f}, - {0xc31bfa0fe5698db8, 0x486e494fcff30a63}, - {0xf3e2f893dec3f126, 0x5a89dba3c3efccfb}, - {0x986ddb5c6b3a76b7, 0xf89629465a75e01d}, - {0xbe89523386091465, 0xf6bbb397f1135824}, - {0xee2ba6c0678b597f, 0x746aa07ded582e2d}, - {0x94db483840b717ef, 0xa8c2a44eb4571cdd}, - {0xba121a4650e4ddeb, 0x92f34d62616ce414}, - {0xe896a0d7e51e1566, 0x77b020baf9c81d18}, - {0x915e2486ef32cd60, 0x0ace1474dc1d122f}, - {0xb5b5ada8aaff80b8, 0x0d819992132456bb}, - {0xe3231912d5bf60e6, 0x10e1fff697ed6c6a}, - {0x8df5efabc5979c8f, 0xca8d3ffa1ef463c2}, - {0xb1736b96b6fd83b3, 0xbd308ff8a6b17cb3}, - {0xddd0467c64bce4a0, 0xac7cb3f6d05ddbdf}, - {0x8aa22c0dbef60ee4, 0x6bcdf07a423aa96c}, - {0xad4ab7112eb3929d, 0x86c16c98d2c953c7}, - {0xd89d64d57a607744, 0xe871c7bf077ba8b8}, - {0x87625f056c7c4a8b, 0x11471cd764ad4973}, - {0xa93af6c6c79b5d2d, 0xd598e40d3dd89bd0}, - {0xd389b47879823479, 0x4aff1d108d4ec2c4}, - {0x843610cb4bf160cb, 0xcedf722a585139bb}, - {0xa54394fe1eedb8fe, 0xc2974eb4ee658829}, - {0xce947a3da6a9273e, 0x733d226229feea33}, - {0x811ccc668829b887, 0x0806357d5a3f5260}, - {0xa163ff802a3426a8, 0xca07c2dcb0cf26f8}, - {0xc9bcff6034c13052, 0xfc89b393dd02f0b6}, - {0xfc2c3f3841f17c67, 0xbbac2078d443ace3}, - {0x9d9ba7832936edc0, 0xd54b944b84aa4c0e}, - {0xc5029163f384a931, 0x0a9e795e65d4df12}, - {0xf64335bcf065d37d, 0x4d4617b5ff4a16d6}, - {0x99ea0196163fa42e, 0x504bced1bf8e4e46}, - {0xc06481fb9bcf8d39, 0xe45ec2862f71e1d7}, - {0xf07da27a82c37088, 0x5d767327bb4e5a4d}, - {0x964e858c91ba2655, 0x3a6a07f8d510f870}, - {0xbbe226efb628afea, 0x890489f70a55368c}, - {0xeadab0aba3b2dbe5, 0x2b45ac74ccea842f}, - {0x92c8ae6b464fc96f, 0x3b0b8bc90012929e}, - {0xb77ada0617e3bbcb, 0x09ce6ebb40173745}, - {0xe55990879ddcaabd, 0xcc420a6a101d0516}, - {0x8f57fa54c2a9eab6, 0x9fa946824a12232e}, - {0xb32df8e9f3546564, 0x47939822dc96abfa}, - {0xdff9772470297ebd, 0x59787e2b93bc56f8}, - {0x8bfbea76c619ef36, 0x57eb4edb3c55b65b}, - {0xaefae51477a06b03, 0xede622920b6b23f2}, - {0xdab99e59958885c4, 0xe95fab368e45ecee}, - {0x88b402f7fd75539b, 0x11dbcb0218ebb415}, - {0xaae103b5fcd2a881, 0xd652bdc29f26a11a}, - {0xd59944a37c0752a2, 0x4be76d3346f04960}, - {0x857fcae62d8493a5, 0x6f70a4400c562ddc}, - {0xa6dfbd9fb8e5b88e, 0xcb4ccd500f6bb953}, - {0xd097ad07a71f26b2, 0x7e2000a41346a7a8}, - {0x825ecc24c873782f, 0x8ed400668c0c28c9}, - {0xa2f67f2dfa90563b, 0x728900802f0f32fb}, - {0xcbb41ef979346bca, 0x4f2b40a03ad2ffba}, - {0xfea126b7d78186bc, 0xe2f610c84987bfa9}, - {0x9f24b832e6b0f436, 0x0dd9ca7d2df4d7ca}, - {0xc6ede63fa05d3143, 0x91503d1c79720dbc}, - {0xf8a95fcf88747d94, 0x75a44c6397ce912b}, - {0x9b69dbe1b548ce7c, 0xc986afbe3ee11abb}, - {0xc24452da229b021b, 0xfbe85badce996169}, - {0xf2d56790ab41c2a2, 0xfae27299423fb9c4}, - {0x97c560ba6b0919a5, 0xdccd879fc967d41b}, - {0xbdb6b8e905cb600f, 0x5400e987bbc1c921}, - {0xed246723473e3813, 0x290123e9aab23b69}, - {0x9436c0760c86e30b, 0xf9a0b6720aaf6522}, - {0xb94470938fa89bce, 0xf808e40e8d5b3e6a}, - {0xe7958cb87392c2c2, 0xb60b1d1230b20e05}, - {0x90bd77f3483bb9b9, 0xb1c6f22b5e6f48c3}, - {0xb4ecd5f01a4aa828, 0x1e38aeb6360b1af4}, - {0xe2280b6c20dd5232, 0x25c6da63c38de1b1}, - {0x8d590723948a535f, 0x579c487e5a38ad0f}, - {0xb0af48ec79ace837, 0x2d835a9df0c6d852}, - {0xdcdb1b2798182244, 0xf8e431456cf88e66}, - {0x8a08f0f8bf0f156b, 0x1b8e9ecb641b5900}, - {0xac8b2d36eed2dac5, 0xe272467e3d222f40}, - {0xd7adf884aa879177, 0x5b0ed81dcc6abb10}, - {0x86ccbb52ea94baea, 0x98e947129fc2b4ea}, - {0xa87fea27a539e9a5, 0x3f2398d747b36225}, - {0xd29fe4b18e88640e, 0x8eec7f0d19a03aae}, - {0x83a3eeeef9153e89, 0x1953cf68300424ad}, - {0xa48ceaaab75a8e2b, 0x5fa8c3423c052dd8}, - {0xcdb02555653131b6, 0x3792f412cb06794e}, - {0x808e17555f3ebf11, 0xe2bbd88bbee40bd1}, - {0xa0b19d2ab70e6ed6, 0x5b6aceaeae9d0ec5}, - {0xc8de047564d20a8b, 0xf245825a5a445276}, - {0xfb158592be068d2e, 0xeed6e2f0f0d56713}, - {0x9ced737bb6c4183d, 0x55464dd69685606c}, - {0xc428d05aa4751e4c, 0xaa97e14c3c26b887}, - {0xf53304714d9265df, 0xd53dd99f4b3066a9}, - {0x993fe2c6d07b7fab, 0xe546a8038efe402a}, - {0xbf8fdb78849a5f96, 0xde98520472bdd034}, - {0xef73d256a5c0f77c, 0x963e66858f6d4441}, - {0x95a8637627989aad, 0xdde7001379a44aa9}, - {0xbb127c53b17ec159, 0x5560c018580d5d53}, - {0xe9d71b689dde71af, 0xaab8f01e6e10b4a7}, - {0x9226712162ab070d, 0xcab3961304ca70e9}, - {0xb6b00d69bb55c8d1, 0x3d607b97c5fd0d23}, - {0xe45c10c42a2b3b05, 0x8cb89a7db77c506b}, - {0x8eb98a7a9a5b04e3, 0x77f3608e92adb243}, - {0xb267ed1940f1c61c, 0x55f038b237591ed4}, - {0xdf01e85f912e37a3, 0x6b6c46dec52f6689}, - {0x8b61313bbabce2c6, 0x2323ac4b3b3da016}, - {0xae397d8aa96c1b77, 0xabec975e0a0d081b}, - {0xd9c7dced53c72255, 0x96e7bd358c904a22}, - {0x881cea14545c7575, 0x7e50d64177da2e55}, - {0xaa242499697392d2, 0xdde50bd1d5d0b9ea}, - {0xd4ad2dbfc3d07787, 0x955e4ec64b44e865}, - {0x84ec3c97da624ab4, 0xbd5af13bef0b113f}, - {0xa6274bbdd0fadd61, 0xecb1ad8aeacdd58f}, - {0xcfb11ead453994ba, 0x67de18eda5814af3}, - {0x81ceb32c4b43fcf4, 0x80eacf948770ced8}, - {0xa2425ff75e14fc31, 0xa1258379a94d028e}, - {0xcad2f7f5359a3b3e, 0x096ee45813a04331}, - {0xfd87b5f28300ca0d, 0x8bca9d6e188853fd}, - {0x9e74d1b791e07e48, 0x775ea264cf55347e}, - {0xc612062576589dda, 0x95364afe032a819e}, - {0xf79687aed3eec551, 0x3a83ddbd83f52205}, - {0x9abe14cd44753b52, 0xc4926a9672793543}, - {0xc16d9a0095928a27, 0x75b7053c0f178294}, - {0xf1c90080baf72cb1, 0x5324c68b12dd6339}, - {0x971da05074da7bee, 0xd3f6fc16ebca5e04}, - {0xbce5086492111aea, 0x88f4bb1ca6bcf585}, - {0xec1e4a7db69561a5, 0x2b31e9e3d06c32e6}, - {0x9392ee8e921d5d07, 0x3aff322e62439fd0}, - {0xb877aa3236a4b449, 0x09befeb9fad487c3}, - {0xe69594bec44de15b, 0x4c2ebe687989a9b4}, - {0x901d7cf73ab0acd9, 0x0f9d37014bf60a11}, - {0xb424dc35095cd80f, 0x538484c19ef38c95}, - {0xe12e13424bb40e13, 0x2865a5f206b06fba}, - {0x8cbccc096f5088cb, 0xf93f87b7442e45d4}, - 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{0xeff394dcff8a948e, 0xddfc4b4cef07f5b0}, - {0x95f83d0a1fb69cd9, 0x4abdaf101564f98e}, - {0xbb764c4ca7a4440f, 0x9d6d1ad41abe37f1}, - {0xea53df5fd18d5513, 0x84c86189216dc5ed}, - {0x92746b9be2f8552c, 0x32fd3cf5b4e49bb4}, - {0xb7118682dbb66a77, 0x3fbc8c33221dc2a1}, - {0xe4d5e82392a40515, 0x0fabaf3feaa5334a}, - {0x8f05b1163ba6832d, 0x29cb4d87f2a7400e}, - {0xb2c71d5bca9023f8, 0x743e20e9ef511012}, - {0xdf78e4b2bd342cf6, 0x914da9246b255416}, - {0x8bab8eefb6409c1a, 0x1ad089b6c2f7548e}, - {0xae9672aba3d0c320, 0xa184ac2473b529b1}, - {0xda3c0f568cc4f3e8, 0xc9e5d72d90a2741e}, - {0x8865899617fb1871, 0x7e2fa67c7a658892}, - {0xaa7eebfb9df9de8d, 0xddbb901b98feeab7}, - {0xd51ea6fa85785631, 0x552a74227f3ea565}, - {0x8533285c936b35de, 0xd53a88958f87275f}, - {0xa67ff273b8460356, 0x8a892abaf368f137}, - {0xd01fef10a657842c, 0x2d2b7569b0432d85}, - {0x8213f56a67f6b29b, 0x9c3b29620e29fc73}, - {0xa298f2c501f45f42, 0x8349f3ba91b47b8f}, - {0xcb3f2f7642717713, 0x241c70a936219a73}, - {0xfe0efb53d30dd4d7, 0xed238cd383aa0110}, - {0x9ec95d1463e8a506, 0xf4363804324a40aa}, - {0xc67bb4597ce2ce48, 0xb143c6053edcd0d5}, - {0xf81aa16fdc1b81da, 0xdd94b7868e94050a}, - {0x9b10a4e5e9913128, 0xca7cf2b4191c8326}, - {0xc1d4ce1f63f57d72, 0xfd1c2f611f63a3f0}, - {0xf24a01a73cf2dccf, 0xbc633b39673c8cec}, - {0x976e41088617ca01, 0xd5be0503e085d813}, - {0xbd49d14aa79dbc82, 0x4b2d8644d8a74e18}, - {0xec9c459d51852ba2, 0xddf8e7d60ed1219e}, - {0x93e1ab8252f33b45, 0xcabb90e5c942b503}, - {0xb8da1662e7b00a17, 0x3d6a751f3b936243}, - {0xe7109bfba19c0c9d, 0x0cc512670a783ad4}, - {0x906a617d450187e2, 0x27fb2b80668b24c5}, - {0xb484f9dc9641e9da, 0xb1f9f660802dedf6}, - {0xe1a63853bbd26451, 0x5e7873f8a0396973}, - {0x8d07e33455637eb2, 0xdb0b487b6423e1e8}, - {0xb049dc016abc5e5f, 0x91ce1a9a3d2cda62}, - {0xdc5c5301c56b75f7, 0x7641a140cc7810fb}, - {0x89b9b3e11b6329ba, 0xa9e904c87fcb0a9d}, - {0xac2820d9623bf429, 0x546345fa9fbdcd44}, - {0xd732290fbacaf133, 0xa97c177947ad4095}, - {0x867f59a9d4bed6c0, 0x49ed8eabcccc485d}, - {0xa81f301449ee8c70, 0x5c68f256bfff5a74}, - {0xd226fc195c6a2f8c, 0x73832eec6fff3111}, - {0x83585d8fd9c25db7, 0xc831fd53c5ff7eab}, - {0xa42e74f3d032f525, 0xba3e7ca8b77f5e55}, - {0xcd3a1230c43fb26f, 0x28ce1bd2e55f35eb}, - {0x80444b5e7aa7cf85, 0x7980d163cf5b81b3}, - {0xa0555e361951c366, 0xd7e105bcc332621f}, - {0xc86ab5c39fa63440, 0x8dd9472bf3fefaa7}, - {0xfa856334878fc150, 0xb14f98f6f0feb951}, - {0x9c935e00d4b9d8d2, 0x6ed1bf9a569f33d3}, - {0xc3b8358109e84f07, 0x0a862f80ec4700c8}, - {0xf4a642e14c6262c8, 0xcd27bb612758c0fa}, - {0x98e7e9cccfbd7dbd, 0x8038d51cb897789c}, - {0xbf21e44003acdd2c, 0xe0470a63e6bd56c3}, - {0xeeea5d5004981478, 0x1858ccfce06cac74}, - {0x95527a5202df0ccb, 0x0f37801e0c43ebc8}, - {0xbaa718e68396cffd, 0xd30560258f54e6ba}, - {0xe950df20247c83fd, 0x47c6b82ef32a2069}, - {0x91d28b7416cdd27e, 0x4cdc331d57fa5441}, - {0xb6472e511c81471d, 0xe0133fe4adf8e952}, - {0xe3d8f9e563a198e5, 0x58180fddd97723a6}, - {0x8e679c2f5e44ff8f, 0x570f09eaa7ea7648}, - {0xb201833b35d63f73, 0x2cd2cc6551e513da}, - {0xde81e40a034bcf4f, 0xf8077f7ea65e58d1}, - {0x8b112e86420f6191, 0xfb04afaf27faf782}, - {0xadd57a27d29339f6, 0x79c5db9af1f9b563}, - {0xd94ad8b1c7380874, 0x18375281ae7822bc}, - {0x87cec76f1c830548, 0x8f2293910d0b15b5}, - {0xa9c2794ae3a3c69a, 0xb2eb3875504ddb22}, - {0xd433179d9c8cb841, 0x5fa60692a46151eb}, - {0x849feec281d7f328, 0xdbc7c41ba6bcd333}, - {0xa5c7ea73224deff3, 0x12b9b522906c0800}, - {0xcf39e50feae16bef, 0xd768226b34870a00}, - {0x81842f29f2cce375, 0xe6a1158300d46640}, - {0xa1e53af46f801c53, 0x60495ae3c1097fd0}, - {0xca5e89b18b602368, 0x385bb19cb14bdfc4}, - {0xfcf62c1dee382c42, 0x46729e03dd9ed7b5}, - {0x9e19db92b4e31ba9, 0x6c07a2c26a8346d1}, - {0xc5a05277621be293, 0xc7098b7305241885}, - {0xf70867153aa2db38, 0xb8cbee4fc66d1ea7} -#else - {0xff77b1fcbebcdc4f, 0x25e8e89c13bb0f7b}, - {0xce5d73ff402d98e3, 0xfb0a3d212dc81290}, - {0xa6b34ad8c9dfc06f, 0xf42faa48c0ea481f}, - {0x86a8d39ef77164bc, 0xae5dff9c02033198}, - {0xd98ddaee19068c76, 0x3badd624dd9b0958}, - {0xafbd2350644eeacf, 0xe5d1929ef90898fb}, - {0x8df5efabc5979c8f, 0xca8d3ffa1ef463c2}, - {0xe55990879ddcaabd, 0xcc420a6a101d0516}, - {0xb94470938fa89bce, 0xf808e40e8d5b3e6a}, - {0x95a8637627989aad, 0xdde7001379a44aa9}, - {0xf1c90080baf72cb1, 0x5324c68b12dd6339}, - {0xc350000000000000, 0x0000000000000000}, - {0x9dc5ada82b70b59d, 0xf020000000000000}, - {0xfee50b7025c36a08, 0x02f236d04753d5b4}, - {0xcde6fd5e09abcf26, 0xed4c0226b55e6f86}, - {0xa6539930bf6bff45, 0x84db8346b786151c}, - {0x865b86925b9bc5c2, 0x0b8a2392ba45a9b2}, - {0xd910f7ff28069da4, 0x1b2ba1518094da04}, - {0xaf58416654a6babb, 0x387ac8d1970027b2}, - {0x8da471a9de737e24, 0x5ceaecfed289e5d2}, - {0xe4d5e82392a40515, 0x0fabaf3feaa5334a}, - {0xb8da1662e7b00a17, 0x3d6a751f3b936243}, - {0x95527a5202df0ccb, 0x0f37801e0c43ebc8} -#endif -}; - -#if !UMPIRE_FMT_USE_FULL_CACHE_DRAGONBOX -template -const uint64_t basic_data::powers_of_5_64[] = { - 0x0000000000000001, 0x0000000000000005, 0x0000000000000019, - 0x000000000000007d, 0x0000000000000271, 0x0000000000000c35, - 0x0000000000003d09, 0x000000000001312d, 0x000000000005f5e1, - 0x00000000001dcd65, 0x00000000009502f9, 0x0000000002e90edd, - 0x000000000e8d4a51, 0x0000000048c27395, 0x000000016bcc41e9, - 0x000000071afd498d, 0x0000002386f26fc1, 0x000000b1a2bc2ec5, - 0x000003782dace9d9, 0x00001158e460913d, 0x000056bc75e2d631, - 0x0001b1ae4d6e2ef5, 0x000878678326eac9, 0x002a5a058fc295ed, - 0x00d3c21bcecceda1, 0x0422ca8b0a00a425, 0x14adf4b7320334b9}; - -template -const uint32_t basic_data::dragonbox_pow10_recovery_errors[] = { - 0x50001400, 0x54044100, 0x54014555, 0x55954415, 0x54115555, 0x00000001, - 0x50000000, 0x00104000, 0x54010004, 0x05004001, 0x55555544, 0x41545555, - 0x54040551, 0x15445545, 0x51555514, 0x10000015, 0x00101100, 0x01100015, - 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x04450514, 0x45414110, - 0x55555145, 0x50544050, 0x15040155, 0x11054140, 0x50111514, 0x11451454, - 0x00400541, 0x00000000, 0x55555450, 0x10056551, 0x10054011, 0x55551014, - 0x69514555, 0x05151109, 0x00155555}; -#endif - -template -const char basic_data::foreground_color[] = "\x1b[38;2;"; -template -const char basic_data::background_color[] = "\x1b[48;2;"; -template const char basic_data::reset_color[] = "\x1b[0m"; -template const wchar_t basic_data::wreset_color[] = L"\x1b[0m"; -template const char basic_data::signs[] = {0, '-', '+', ' '}; - -#if __cplusplus < 201703L -template constexpr const char basic_data::hex_digits[]; -template constexpr const unsigned basic_data::prefixes[]; -template constexpr const char basic_data::left_padding_shifts[]; -template -constexpr const char basic_data::right_padding_shifts[]; -#endif - -template struct bits { - static UMPIRE_FMT_CONSTEXPR_DECL const int value = - static_cast(sizeof(T) * std::numeric_limits::digits); -}; - -class fp; -template fp normalize(fp value); - -// Lower (upper) boundary is a value half way between a floating-point value -// and its predecessor (successor). Boundaries have the same exponent as the -// value so only significands are stored. -struct boundaries { - uint64_t lower; - uint64_t upper; -}; - -// A handmade floating-point number f * pow(2, e). -class fp { - private: - using significand_type = uint64_t; - - template - using is_supported_float = bool_constant; - - public: - significand_type f; - int e; - - // All sizes are in bits. - // Subtract 1 to account for an implicit most significant bit in the - // normalized form. - static UMPIRE_FMT_CONSTEXPR_DECL const int double_significand_size = - std::numeric_limits::digits - 1; - static UMPIRE_FMT_CONSTEXPR_DECL const uint64_t implicit_bit = - 1ULL << double_significand_size; - static UMPIRE_FMT_CONSTEXPR_DECL const int significand_size = - bits::value; - - fp() : f(0), e(0) {} - fp(uint64_t f_val, int e_val) : f(f_val), e(e_val) {} - - // Constructs fp from an IEEE754 double. It is a template to prevent compile - // errors on platforms where double is not IEEE754. - template explicit fp(Double d) { assign(d); } - - // Assigns d to this and return true iff predecessor is closer than successor. - template ::value)> - bool assign(Float d) { - // Assume float is in the format [sign][exponent][significand]. - using limits = std::numeric_limits; - const int float_significand_size = limits::digits - 1; - const int exponent_size = - bits::value - float_significand_size - 1; // -1 for sign - const uint64_t float_implicit_bit = 1ULL << float_significand_size; - const uint64_t significand_mask = float_implicit_bit - 1; - const uint64_t exponent_mask = (~0ULL >> 1) & ~significand_mask; - const int exponent_bias = (1 << exponent_size) - limits::max_exponent - 1; - constexpr bool is_double = sizeof(Float) == sizeof(uint64_t); - auto u = bit_cast>(d); - f = u & significand_mask; - int biased_e = - static_cast((u & exponent_mask) >> float_significand_size); - // Predecessor is closer if d is a normalized power of 2 (f == 0) other than - // the smallest normalized number (biased_e > 1). - bool is_predecessor_closer = f == 0 && biased_e > 1; - if (biased_e != 0) - f += float_implicit_bit; - else - biased_e = 1; // Subnormals use biased exponent 1 (min exponent). - e = biased_e - exponent_bias - float_significand_size; - return is_predecessor_closer; - } - - template ::value)> - bool assign(Float) { - *this = fp(); - return false; - } -}; - -// Normalizes the value converted from double and multiplied by (1 << SHIFT). -template fp normalize(fp value) { - // Handle subnormals. - const auto shifted_implicit_bit = fp::implicit_bit << SHIFT; - while ((value.f & shifted_implicit_bit) == 0) { - value.f <<= 1; - --value.e; - } - // Subtract 1 to account for hidden bit. - const auto offset = - fp::significand_size - fp::double_significand_size - SHIFT - 1; - value.f <<= offset; - value.e -= offset; - return value; -} - -inline bool operator==(fp x, fp y) { return x.f == y.f && x.e == y.e; } - -// Computes lhs * rhs / pow(2, 64) rounded to nearest with half-up tie breaking. -inline uint64_t multiply(uint64_t lhs, uint64_t rhs) { -#if UMPIRE_FMT_USE_INT128 - auto product = static_cast<__uint128_t>(lhs) * rhs; - auto f = static_cast(product >> 64); - return (static_cast(product) & (1ULL << 63)) != 0 ? f + 1 : f; -#else - // Multiply 32-bit parts of significands. - uint64_t mask = (1ULL << 32) - 1; - uint64_t a = lhs >> 32, b = lhs & mask; - uint64_t c = rhs >> 32, d = rhs & mask; - uint64_t ac = a * c, bc = b * c, ad = a * d, bd = b * d; - // Compute mid 64-bit of result and round. - uint64_t mid = (bd >> 32) + (ad & mask) + (bc & mask) + (1U << 31); - return ac + (ad >> 32) + (bc >> 32) + (mid >> 32); -#endif -} - -inline fp operator*(fp x, fp y) { return {multiply(x.f, y.f), x.e + y.e + 64}; } - -// Returns a cached power of 10 `c_k = c_k.f * pow(2, c_k.e)` such that its -// (binary) exponent satisfies `min_exponent <= c_k.e <= min_exponent + 28`. -inline fp get_cached_power(int min_exponent, int& pow10_exponent) { - const int shift = 32; - const auto significand = static_cast(data::log10_2_significand); - int index = static_cast( - ((min_exponent + fp::significand_size - 1) * (significand >> shift) + - ((int64_t(1) << shift) - 1)) // ceil - >> 32 // arithmetic shift - ); - // Decimal exponent of the first (smallest) cached power of 10. - const int first_dec_exp = -348; - // Difference between 2 consecutive decimal exponents in cached powers of 10. - const int dec_exp_step = 8; - index = (index - first_dec_exp - 1) / dec_exp_step + 1; - pow10_exponent = first_dec_exp + index * dec_exp_step; - return {data::grisu_pow10_significands[index], - data::grisu_pow10_exponents[index]}; -} - -// A simple accumulator to hold the sums of terms in bigint::square if uint128_t -// is not available. -struct accumulator { - uint64_t lower; - uint64_t upper; - - accumulator() : lower(0), upper(0) {} - explicit operator uint32_t() const { return static_cast(lower); } - - void operator+=(uint64_t n) { - lower += n; - if (lower < n) ++upper; - } - void operator>>=(int shift) { - UMPIRE_FMT_ASSERT(shift == 32, ""); - (void)shift; - lower = (upper << 32) | (lower >> 32); - upper >>= 32; - } -}; - -class bigint { - private: - // A bigint is stored as an array of bigits (big digits), with bigit at index - // 0 being the least significant one. - using bigit = uint32_t; - using double_bigit = uint64_t; - enum { bigits_capacity = 32 }; - basic_memory_buffer bigits_; - int exp_; - - bigit operator[](int index) const { return bigits_[to_unsigned(index)]; } - bigit& operator[](int index) { return bigits_[to_unsigned(index)]; } - - static UMPIRE_FMT_CONSTEXPR_DECL const int bigit_bits = bits::value; - - friend struct formatter; - - void subtract_bigits(int index, bigit other, bigit& borrow) { - auto result = static_cast((*this)[index]) - other - borrow; - (*this)[index] = static_cast(result); - borrow = static_cast(result >> (bigit_bits * 2 - 1)); - } - - void remove_leading_zeros() { - int num_bigits = static_cast(bigits_.size()) - 1; - while (num_bigits > 0 && (*this)[num_bigits] == 0) --num_bigits; - bigits_.resize(to_unsigned(num_bigits + 1)); - } - - // Computes *this -= other assuming aligned bigints and *this >= other. - void subtract_aligned(const bigint& other) { - UMPIRE_FMT_ASSERT(other.exp_ >= exp_, "unaligned bigints"); - UMPIRE_FMT_ASSERT(compare(*this, other) >= 0, ""); - bigit borrow = 0; - int i = other.exp_ - exp_; - for (size_t j = 0, n = other.bigits_.size(); j != n; ++i, ++j) - subtract_bigits(i, other.bigits_[j], borrow); - while (borrow > 0) subtract_bigits(i, 0, borrow); - remove_leading_zeros(); - } - - void multiply(uint32_t value) { - const double_bigit wide_value = value; - bigit carry = 0; - for (size_t i = 0, n = bigits_.size(); i < n; ++i) { - double_bigit result = bigits_[i] * wide_value + carry; - bigits_[i] = static_cast(result); - carry = static_cast(result >> bigit_bits); - } - if (carry != 0) bigits_.push_back(carry); - } - - void multiply(uint64_t value) { - const bigit mask = ~bigit(0); - const double_bigit lower = value & mask; - const double_bigit upper = value >> bigit_bits; - double_bigit carry = 0; - for (size_t i = 0, n = bigits_.size(); i < n; ++i) { - double_bigit result = bigits_[i] * lower + (carry & mask); - carry = - bigits_[i] * upper + (result >> bigit_bits) + (carry >> bigit_bits); - bigits_[i] = static_cast(result); - } - while (carry != 0) { - bigits_.push_back(carry & mask); - carry >>= bigit_bits; - } - } - - public: - bigint() : exp_(0) {} - explicit bigint(uint64_t n) { assign(n); } - ~bigint() { UMPIRE_FMT_ASSERT(bigits_.capacity() <= bigits_capacity, ""); } - - bigint(const bigint&) = delete; - void operator=(const bigint&) = delete; - - void assign(const bigint& other) { - auto size = other.bigits_.size(); - bigits_.resize(size); - auto data = other.bigits_.data(); - std::copy(data, data + size, make_checked(bigits_.data(), size)); - exp_ = other.exp_; - } - - void assign(uint64_t n) { - size_t num_bigits = 0; - do { - bigits_[num_bigits++] = n & ~bigit(0); - n >>= bigit_bits; - } while (n != 0); - bigits_.resize(num_bigits); - exp_ = 0; - } - - int num_bigits() const { return static_cast(bigits_.size()) + exp_; } - - UMPIRE_FMT_NOINLINE bigint& operator<<=(int shift) { - UMPIRE_FMT_ASSERT(shift >= 0, ""); - exp_ += shift / bigit_bits; - shift %= bigit_bits; - if (shift == 0) return *this; - bigit carry = 0; - for (size_t i = 0, n = bigits_.size(); i < n; ++i) { - bigit c = bigits_[i] >> (bigit_bits - shift); - bigits_[i] = (bigits_[i] << shift) + carry; - carry = c; - } - if (carry != 0) bigits_.push_back(carry); - return *this; - } - - template bigint& operator*=(Int value) { - UMPIRE_FMT_ASSERT(value > 0, ""); - multiply(uint32_or_64_or_128_t(value)); - return *this; - } - - friend int compare(const bigint& lhs, const bigint& rhs) { - int num_lhs_bigits = lhs.num_bigits(), num_rhs_bigits = rhs.num_bigits(); - if (num_lhs_bigits != num_rhs_bigits) - return num_lhs_bigits > num_rhs_bigits ? 1 : -1; - int i = static_cast(lhs.bigits_.size()) - 1; - int j = static_cast(rhs.bigits_.size()) - 1; - int end = i - j; - if (end < 0) end = 0; - for (; i >= end; --i, --j) { - bigit lhs_bigit = lhs[i], rhs_bigit = rhs[j]; - if (lhs_bigit != rhs_bigit) return lhs_bigit > rhs_bigit ? 1 : -1; - } - if (i != j) return i > j ? 1 : -1; - return 0; - } - - // Returns compare(lhs1 + lhs2, rhs). - friend int add_compare(const bigint& lhs1, const bigint& lhs2, - const bigint& rhs) { - int max_lhs_bigits = (std::max)(lhs1.num_bigits(), lhs2.num_bigits()); - int num_rhs_bigits = rhs.num_bigits(); - if (max_lhs_bigits + 1 < num_rhs_bigits) return -1; - if (max_lhs_bigits > num_rhs_bigits) return 1; - auto get_bigit = [](const bigint& n, int i) -> bigit { - return i >= n.exp_ && i < n.num_bigits() ? n[i - n.exp_] : 0; - }; - double_bigit borrow = 0; - int min_exp = (std::min)((std::min)(lhs1.exp_, lhs2.exp_), rhs.exp_); - for (int i = num_rhs_bigits - 1; i >= min_exp; --i) { - double_bigit sum = - static_cast(get_bigit(lhs1, i)) + get_bigit(lhs2, i); - bigit rhs_bigit = get_bigit(rhs, i); - if (sum > rhs_bigit + borrow) return 1; - borrow = rhs_bigit + borrow - sum; - if (borrow > 1) return -1; - borrow <<= bigit_bits; - } - return borrow != 0 ? -1 : 0; - } - - // Assigns pow(10, exp) to this bigint. - void assign_pow10(int exp) { - UMPIRE_FMT_ASSERT(exp >= 0, ""); - if (exp == 0) return assign(1); - // Find the top bit. - int bitmask = 1; - while (exp >= bitmask) bitmask <<= 1; - bitmask >>= 1; - // pow(10, exp) = pow(5, exp) * pow(2, exp). First compute pow(5, exp) by - // repeated squaring and multiplication. - assign(5); - bitmask >>= 1; - while (bitmask != 0) { - square(); - if ((exp & bitmask) != 0) *this *= 5; - bitmask >>= 1; - } - *this <<= exp; // Multiply by pow(2, exp) by shifting. - } - - void square() { - basic_memory_buffer n(std::move(bigits_)); - int num_bigits = static_cast(bigits_.size()); - int num_result_bigits = 2 * num_bigits; - bigits_.resize(to_unsigned(num_result_bigits)); - using accumulator_t = conditional_t; - auto sum = accumulator_t(); - for (int bigit_index = 0; bigit_index < num_bigits; ++bigit_index) { - // Compute bigit at position bigit_index of the result by adding - // cross-product terms n[i] * n[j] such that i + j == bigit_index. - for (int i = 0, j = bigit_index; j >= 0; ++i, --j) { - // Most terms are multiplied twice which can be optimized in the future. - sum += static_cast(n[i]) * n[j]; - } - (*this)[bigit_index] = static_cast(sum); - sum >>= bits::value; // Compute the carry. - } - // Do the same for the top half. - for (int bigit_index = num_bigits; bigit_index < num_result_bigits; - ++bigit_index) { - for (int j = num_bigits - 1, i = bigit_index - j; i < num_bigits;) - sum += static_cast(n[i++]) * n[j--]; - (*this)[bigit_index] = static_cast(sum); - sum >>= bits::value; - } - --num_result_bigits; - remove_leading_zeros(); - exp_ *= 2; - } - - // If this bigint has a bigger exponent than other, adds trailing zero to make - // exponents equal. This simplifies some operations such as subtraction. - void align(const bigint& other) { - int exp_difference = exp_ - other.exp_; - if (exp_difference <= 0) return; - int num_bigits = static_cast(bigits_.size()); - bigits_.resize(to_unsigned(num_bigits + exp_difference)); - for (int i = num_bigits - 1, j = i + exp_difference; i >= 0; --i, --j) - bigits_[j] = bigits_[i]; - std::uninitialized_fill_n(bigits_.data(), exp_difference, 0); - exp_ -= exp_difference; - } - - // Divides this bignum by divisor, assigning the remainder to this and - // returning the quotient. - int divmod_assign(const bigint& divisor) { - UMPIRE_FMT_ASSERT(this != &divisor, ""); - if (compare(*this, divisor) < 0) return 0; - UMPIRE_FMT_ASSERT(divisor.bigits_[divisor.bigits_.size() - 1u] != 0, ""); - align(divisor); - int quotient = 0; - do { - subtract_aligned(divisor); - ++quotient; - } while (compare(*this, divisor) >= 0); - return quotient; - } -}; - -enum class round_direction { unknown, up, down }; - -// Given the divisor (normally a power of 10), the remainder = v % divisor for -// some number v and the error, returns whether v should be rounded up, down, or -// whether the rounding direction can't be determined due to error. -// error should be less than divisor / 2. -inline round_direction get_round_direction(uint64_t divisor, uint64_t remainder, - uint64_t error) { - UMPIRE_FMT_ASSERT(remainder < divisor, ""); // divisor - remainder won't overflow. - UMPIRE_FMT_ASSERT(error < divisor, ""); // divisor - error won't overflow. - UMPIRE_FMT_ASSERT(error < divisor - error, ""); // error * 2 won't overflow. - // Round down if (remainder + error) * 2 <= divisor. - if (remainder <= divisor - remainder && error * 2 <= divisor - remainder * 2) - return round_direction::down; - // Round up if (remainder - error) * 2 >= divisor. - if (remainder >= error && - remainder - error >= divisor - (remainder - error)) { - return round_direction::up; - } - return round_direction::unknown; -} - -namespace digits { -enum result { - more, // Generate more digits. - done, // Done generating digits. - error // Digit generation cancelled due to an error. -}; -} - -// Generates output using the Grisu digit-gen algorithm. -// error: the size of the region (lower, upper) outside of which numbers -// definitely do not round to value (Delta in Grisu3). -template -UMPIRE_FMT_ALWAYS_INLINE digits::result grisu_gen_digits(fp value, uint64_t error, - int& exp, Handler& handler) { - const fp one(1ULL << -value.e, value.e); - // The integral part of scaled value (p1 in Grisu) = value / one. It cannot be - // zero because it contains a product of two 64-bit numbers with MSB set (due - // to normalization) - 1, shifted right by at most 60 bits. - auto integral = static_cast(value.f >> -one.e); - UMPIRE_FMT_ASSERT(integral != 0, ""); - UMPIRE_FMT_ASSERT(integral == value.f >> -one.e, ""); - // The fractional part of scaled value (p2 in Grisu) c = value % one. - uint64_t fractional = value.f & (one.f - 1); - exp = count_digits(integral); // kappa in Grisu. - // Divide by 10 to prevent overflow. - auto result = handler.on_start(data::powers_of_10_64[exp - 1] << -one.e, - value.f / 10, error * 10, exp); - if (result != digits::more) return result; - // Generate digits for the integral part. This can produce up to 10 digits. - do { - uint32_t digit = 0; - auto divmod_integral = [&](uint32_t divisor) { - digit = integral / divisor; - integral %= divisor; - }; - // This optimization by Milo Yip reduces the number of integer divisions by - // one per iteration. - switch (exp) { - case 10: - divmod_integral(1000000000); - break; - case 9: - divmod_integral(100000000); - break; - case 8: - divmod_integral(10000000); - break; - case 7: - divmod_integral(1000000); - break; - case 6: - divmod_integral(100000); - break; - case 5: - divmod_integral(10000); - break; - case 4: - divmod_integral(1000); - break; - case 3: - divmod_integral(100); - break; - case 2: - divmod_integral(10); - break; - case 1: - digit = integral; - integral = 0; - break; - default: - UMPIRE_FMT_ASSERT(false, "invalid number of digits"); - } - --exp; - auto remainder = (static_cast(integral) << -one.e) + fractional; - result = handler.on_digit(static_cast('0' + digit), - data::powers_of_10_64[exp] << -one.e, remainder, - error, exp, true); - if (result != digits::more) return result; - } while (exp > 0); - // Generate digits for the fractional part. - for (;;) { - fractional *= 10; - error *= 10; - char digit = static_cast('0' + (fractional >> -one.e)); - fractional &= one.f - 1; - --exp; - result = handler.on_digit(digit, one.f, fractional, error, exp, false); - if (result != digits::more) return result; - } -} - -// The fixed precision digit handler. -struct fixed_handler { - char* buf; - int size; - int precision; - int exp10; - bool fixed; - - digits::result on_start(uint64_t divisor, uint64_t remainder, uint64_t error, - int& exp) { - // Non-fixed formats require at least one digit and no precision adjustment. - if (!fixed) return digits::more; - // Adjust fixed precision by exponent because it is relative to decimal - // point. - precision += exp + exp10; - // Check if precision is satisfied just by leading zeros, e.g. - // format("{:.2f}", 0.001) gives "0.00" without generating any digits. - if (precision > 0) return digits::more; - if (precision < 0) return digits::done; - auto dir = get_round_direction(divisor, remainder, error); - if (dir == round_direction::unknown) return digits::error; - buf[size++] = dir == round_direction::up ? '1' : '0'; - return digits::done; - } - - digits::result on_digit(char digit, uint64_t divisor, uint64_t remainder, - uint64_t error, int, bool integral) { - UMPIRE_FMT_ASSERT(remainder < divisor, ""); - buf[size++] = digit; - if (!integral && error >= remainder) return digits::error; - if (size < precision) return digits::more; - if (!integral) { - // Check if error * 2 < divisor with overflow prevention. - // The check is not needed for the integral part because error = 1 - // and divisor > (1 << 32) there. - if (error >= divisor || error >= divisor - error) return digits::error; - } else { - UMPIRE_FMT_ASSERT(error == 1 && divisor > 2, ""); - } - auto dir = get_round_direction(divisor, remainder, error); - if (dir != round_direction::up) - return dir == round_direction::down ? digits::done : digits::error; - ++buf[size - 1]; - for (int i = size - 1; i > 0 && buf[i] > '9'; --i) { - buf[i] = '0'; - ++buf[i - 1]; - } - if (buf[0] > '9') { - buf[0] = '1'; - if (fixed) - buf[size++] = '0'; - else - ++exp10; - } - return digits::done; - } -}; - -// Implementation of Dragonbox algorithm: https://github.com/jk-jeon/dragonbox. -namespace dragonbox { -// Computes 128-bit result of multiplication of two 64-bit unsigned integers. -inline uint128_wrapper umul128(uint64_t x, uint64_t y) UMPIRE_FMT_NOEXCEPT { -#if UMPIRE_FMT_USE_INT128 - return static_cast(x) * static_cast(y); -#elif defined(_MSC_VER) && defined(_M_X64) - uint128_wrapper result; - result.low_ = _umul128(x, y, &result.high_); - return result; -#else - const uint64_t mask = (uint64_t(1) << 32) - uint64_t(1); - - uint64_t a = x >> 32; - uint64_t b = x & mask; - uint64_t c = y >> 32; - uint64_t d = y & mask; - - uint64_t ac = a * c; - uint64_t bc = b * c; - uint64_t ad = a * d; - uint64_t bd = b * d; - - uint64_t intermediate = (bd >> 32) + (ad & mask) + (bc & mask); - - return {ac + (intermediate >> 32) + (ad >> 32) + (bc >> 32), - (intermediate << 32) + (bd & mask)}; -#endif -} - -// Computes upper 64 bits of multiplication of two 64-bit unsigned integers. -inline uint64_t umul128_upper64(uint64_t x, uint64_t y) UMPIRE_FMT_NOEXCEPT { -#if UMPIRE_FMT_USE_INT128 - auto p = static_cast(x) * static_cast(y); - return static_cast(p >> 64); -#elif defined(_MSC_VER) && defined(_M_X64) - return __umulh(x, y); -#else - return umul128(x, y).high(); -#endif -} - -// Computes upper 64 bits of multiplication of a 64-bit unsigned integer and a -// 128-bit unsigned integer. -inline uint64_t umul192_upper64(uint64_t x, uint128_wrapper y) UMPIRE_FMT_NOEXCEPT { - uint128_wrapper g0 = umul128(x, y.high()); - g0 += umul128_upper64(x, y.low()); - return g0.high(); -} - -// Computes upper 32 bits of multiplication of a 32-bit unsigned integer and a -// 64-bit unsigned integer. -inline uint32_t umul96_upper32(uint32_t x, uint64_t y) UMPIRE_FMT_NOEXCEPT { - return static_cast(umul128_upper64(x, y)); -} - -// Computes middle 64 bits of multiplication of a 64-bit unsigned integer and a -// 128-bit unsigned integer. -inline uint64_t umul192_middle64(uint64_t x, uint128_wrapper y) UMPIRE_FMT_NOEXCEPT { - uint64_t g01 = x * y.high(); - uint64_t g10 = umul128_upper64(x, y.low()); - return g01 + g10; -} - -// Computes lower 64 bits of multiplication of a 32-bit unsigned integer and a -// 64-bit unsigned integer. -inline uint64_t umul96_lower64(uint32_t x, uint64_t y) UMPIRE_FMT_NOEXCEPT { - return x * y; -} - -// Computes floor(log10(pow(2, e))) for e in [-1700, 1700] using the method from -// https://fmt.dev/papers/Grisu-Exact.pdf#page=5, section 3.4. -inline int floor_log10_pow2(int e) UMPIRE_FMT_NOEXCEPT { - UMPIRE_FMT_ASSERT(e <= 1700 && e >= -1700, "too large exponent"); - const int shift = 22; - return (e * static_cast(data::log10_2_significand >> (64 - shift))) >> - shift; -} - -// Various fast log computations. -inline int floor_log2_pow10(int e) UMPIRE_FMT_NOEXCEPT { - UMPIRE_FMT_ASSERT(e <= 1233 && e >= -1233, "too large exponent"); - const uint64_t log2_10_integer_part = 3; - const uint64_t log2_10_fractional_digits = 0x5269e12f346e2bf9; - const int shift_amount = 19; - return (e * static_cast( - (log2_10_integer_part << shift_amount) | - (log2_10_fractional_digits >> (64 - shift_amount)))) >> - shift_amount; -} -inline int floor_log10_pow2_minus_log10_4_over_3(int e) UMPIRE_FMT_NOEXCEPT { - UMPIRE_FMT_ASSERT(e <= 1700 && e >= -1700, "too large exponent"); - const uint64_t log10_4_over_3_fractional_digits = 0x1ffbfc2bbc780375; - const int shift_amount = 22; - return (e * static_cast(data::log10_2_significand >> - (64 - shift_amount)) - - static_cast(log10_4_over_3_fractional_digits >> - (64 - shift_amount))) >> - shift_amount; -} - -// Returns true iff x is divisible by pow(2, exp). -inline bool divisible_by_power_of_2(uint32_t x, int exp) UMPIRE_FMT_NOEXCEPT { - UMPIRE_FMT_ASSERT(exp >= 1, ""); - UMPIRE_FMT_ASSERT(x != 0, ""); -#ifdef UMPIRE_FMT_BUILTIN_CTZ - return UMPIRE_FMT_BUILTIN_CTZ(x) >= exp; -#else - return exp < num_bits() && x == ((x >> exp) << exp); -#endif -} -inline bool divisible_by_power_of_2(uint64_t x, int exp) UMPIRE_FMT_NOEXCEPT { - UMPIRE_FMT_ASSERT(exp >= 1, ""); - UMPIRE_FMT_ASSERT(x != 0, ""); -#ifdef UMPIRE_FMT_BUILTIN_CTZLL - return UMPIRE_FMT_BUILTIN_CTZLL(x) >= exp; -#else - return exp < num_bits() && x == ((x >> exp) << exp); -#endif -} - -// Returns true iff x is divisible by pow(5, exp). -inline bool divisible_by_power_of_5(uint32_t x, int exp) UMPIRE_FMT_NOEXCEPT { - UMPIRE_FMT_ASSERT(exp <= 10, "too large exponent"); - return x * data::divtest_table_for_pow5_32[exp].mod_inv <= - data::divtest_table_for_pow5_32[exp].max_quotient; -} -inline bool divisible_by_power_of_5(uint64_t x, int exp) UMPIRE_FMT_NOEXCEPT { - UMPIRE_FMT_ASSERT(exp <= 23, "too large exponent"); - return x * data::divtest_table_for_pow5_64[exp].mod_inv <= - data::divtest_table_for_pow5_64[exp].max_quotient; -} - -// Replaces n by floor(n / pow(5, N)) returning true if and only if n is -// divisible by pow(5, N). -// Precondition: n <= 2 * pow(5, N + 1). -template -bool check_divisibility_and_divide_by_pow5(uint32_t& n) UMPIRE_FMT_NOEXCEPT { - static constexpr struct { - uint32_t magic_number; - int bits_for_comparison; - uint32_t threshold; - int shift_amount; - } infos[] = {{0xcccd, 16, 0x3333, 18}, {0xa429, 8, 0x0a, 20}}; - constexpr auto info = infos[N - 1]; - n *= info.magic_number; - const uint32_t comparison_mask = (1u << info.bits_for_comparison) - 1; - bool result = (n & comparison_mask) <= info.threshold; - n >>= info.shift_amount; - return result; -} - -// Computes floor(n / pow(10, N)) for small n and N. -// Precondition: n <= pow(10, N + 1). -template uint32_t small_division_by_pow10(uint32_t n) UMPIRE_FMT_NOEXCEPT { - static constexpr struct { - uint32_t magic_number; - int shift_amount; - uint32_t divisor_times_10; - } infos[] = {{0xcccd, 19, 100}, {0xa3d8, 22, 1000}}; - constexpr auto info = infos[N - 1]; - UMPIRE_FMT_ASSERT(n <= info.divisor_times_10, "n is too large"); - return n * info.magic_number >> info.shift_amount; -} - -// Computes floor(n / 10^(kappa + 1)) (float) -inline uint32_t divide_by_10_to_kappa_plus_1(uint32_t n) UMPIRE_FMT_NOEXCEPT { - return n / float_info::big_divisor; -} -// Computes floor(n / 10^(kappa + 1)) (double) -inline uint64_t divide_by_10_to_kappa_plus_1(uint64_t n) UMPIRE_FMT_NOEXCEPT { - return umul128_upper64(n, 0x83126e978d4fdf3c) >> 9; -} - -// Various subroutines using pow10 cache -template struct cache_accessor; - -template <> struct cache_accessor { - using carrier_uint = float_info::carrier_uint; - using cache_entry_type = uint64_t; - - static uint64_t get_cached_power(int k) UMPIRE_FMT_NOEXCEPT { - UMPIRE_FMT_ASSERT(k >= float_info::min_k && k <= float_info::max_k, - "k is out of range"); - return data::dragonbox_pow10_significands_64[k - float_info::min_k]; - } - - static carrier_uint compute_mul(carrier_uint u, - const cache_entry_type& cache) UMPIRE_FMT_NOEXCEPT { - return umul96_upper32(u, cache); - } - - static uint32_t compute_delta(const cache_entry_type& cache, - int beta_minus_1) UMPIRE_FMT_NOEXCEPT { - return static_cast(cache >> (64 - 1 - beta_minus_1)); - } - - static bool compute_mul_parity(carrier_uint two_f, - const cache_entry_type& cache, - int beta_minus_1) UMPIRE_FMT_NOEXCEPT { - UMPIRE_FMT_ASSERT(beta_minus_1 >= 1, ""); - UMPIRE_FMT_ASSERT(beta_minus_1 < 64, ""); - - return ((umul96_lower64(two_f, cache) >> (64 - beta_minus_1)) & 1) != 0; - } - - static carrier_uint compute_left_endpoint_for_shorter_interval_case( - const cache_entry_type& cache, int beta_minus_1) UMPIRE_FMT_NOEXCEPT { - return static_cast( - (cache - (cache >> (float_info::significand_bits + 2))) >> - (64 - float_info::significand_bits - 1 - beta_minus_1)); - } - - static carrier_uint compute_right_endpoint_for_shorter_interval_case( - const cache_entry_type& cache, int beta_minus_1) UMPIRE_FMT_NOEXCEPT { - return static_cast( - (cache + (cache >> (float_info::significand_bits + 1))) >> - (64 - float_info::significand_bits - 1 - beta_minus_1)); - } - - static carrier_uint compute_round_up_for_shorter_interval_case( - const cache_entry_type& cache, int beta_minus_1) UMPIRE_FMT_NOEXCEPT { - return (static_cast( - cache >> - (64 - float_info::significand_bits - 2 - beta_minus_1)) + - 1) / - 2; - } -}; - -template <> struct cache_accessor { - using carrier_uint = float_info::carrier_uint; - using cache_entry_type = uint128_wrapper; - - static uint128_wrapper get_cached_power(int k) UMPIRE_FMT_NOEXCEPT { - UMPIRE_FMT_ASSERT(k >= float_info::min_k && k <= float_info::max_k, - "k is out of range"); - -#if UMPIRE_FMT_USE_FULL_CACHE_DRAGONBOX - return data::dragonbox_pow10_significands_128[k - - float_info::min_k]; -#else - static const int compression_ratio = 27; - - // Compute base index. - int cache_index = (k - float_info::min_k) / compression_ratio; - int kb = cache_index * compression_ratio + float_info::min_k; - int offset = k - kb; - - // Get base cache. - uint128_wrapper base_cache = - data::dragonbox_pow10_significands_128[cache_index]; - if (offset == 0) return base_cache; - - // Compute the required amount of bit-shift. - int alpha = floor_log2_pow10(kb + offset) - floor_log2_pow10(kb) - offset; - UMPIRE_FMT_ASSERT(alpha > 0 && alpha < 64, "shifting error detected"); - - // Try to recover the real cache. - uint64_t pow5 = data::powers_of_5_64[offset]; - uint128_wrapper recovered_cache = umul128(base_cache.high(), pow5); - uint128_wrapper middle_low = - umul128(base_cache.low() - (kb < 0 ? 1u : 0u), pow5); - - recovered_cache += middle_low.high(); - - uint64_t high_to_middle = recovered_cache.high() << (64 - alpha); - uint64_t middle_to_low = recovered_cache.low() << (64 - alpha); - - recovered_cache = - uint128_wrapper{(recovered_cache.low() >> alpha) | high_to_middle, - ((middle_low.low() >> alpha) | middle_to_low)}; - - if (kb < 0) recovered_cache += 1; - - // Get error. - int error_idx = (k - float_info::min_k) / 16; - uint32_t error = (data::dragonbox_pow10_recovery_errors[error_idx] >> - ((k - float_info::min_k) % 16) * 2) & - 0x3; - - // Add the error back. - UMPIRE_FMT_ASSERT(recovered_cache.low() + error >= recovered_cache.low(), ""); - return {recovered_cache.high(), recovered_cache.low() + error}; -#endif - } - - static carrier_uint compute_mul(carrier_uint u, - const cache_entry_type& cache) UMPIRE_FMT_NOEXCEPT { - return umul192_upper64(u, cache); - } - - static uint32_t compute_delta(cache_entry_type const& cache, - int beta_minus_1) UMPIRE_FMT_NOEXCEPT { - return static_cast(cache.high() >> (64 - 1 - beta_minus_1)); - } - - static bool compute_mul_parity(carrier_uint two_f, - const cache_entry_type& cache, - int beta_minus_1) UMPIRE_FMT_NOEXCEPT { - UMPIRE_FMT_ASSERT(beta_minus_1 >= 1, ""); - UMPIRE_FMT_ASSERT(beta_minus_1 < 64, ""); - - return ((umul192_middle64(two_f, cache) >> (64 - beta_minus_1)) & 1) != 0; - } - - static carrier_uint compute_left_endpoint_for_shorter_interval_case( - const cache_entry_type& cache, int beta_minus_1) UMPIRE_FMT_NOEXCEPT { - return (cache.high() - - (cache.high() >> (float_info::significand_bits + 2))) >> - (64 - float_info::significand_bits - 1 - beta_minus_1); - } - - static carrier_uint compute_right_endpoint_for_shorter_interval_case( - const cache_entry_type& cache, int beta_minus_1) UMPIRE_FMT_NOEXCEPT { - return (cache.high() + - (cache.high() >> (float_info::significand_bits + 1))) >> - (64 - float_info::significand_bits - 1 - beta_minus_1); - } - - static carrier_uint compute_round_up_for_shorter_interval_case( - const cache_entry_type& cache, int beta_minus_1) UMPIRE_FMT_NOEXCEPT { - return ((cache.high() >> - (64 - float_info::significand_bits - 2 - beta_minus_1)) + - 1) / - 2; - } -}; - -// Various integer checks -template -bool is_left_endpoint_integer_shorter_interval(int exponent) UMPIRE_FMT_NOEXCEPT { - return exponent >= - float_info< - T>::case_shorter_interval_left_endpoint_lower_threshold && - exponent <= - float_info::case_shorter_interval_left_endpoint_upper_threshold; -} -template -bool is_endpoint_integer(typename float_info::carrier_uint two_f, - int exponent, int minus_k) UMPIRE_FMT_NOEXCEPT { - if (exponent < float_info::case_fc_pm_half_lower_threshold) return false; - // For k >= 0. - if (exponent <= float_info::case_fc_pm_half_upper_threshold) return true; - // For k < 0. - if (exponent > float_info::divisibility_check_by_5_threshold) return false; - return divisible_by_power_of_5(two_f, minus_k); -} - -template -bool is_center_integer(typename float_info::carrier_uint two_f, int exponent, - int minus_k) UMPIRE_FMT_NOEXCEPT { - // Exponent for 5 is negative. - if (exponent > float_info::divisibility_check_by_5_threshold) return false; - if (exponent > float_info::case_fc_upper_threshold) - return divisible_by_power_of_5(two_f, minus_k); - // Both exponents are nonnegative. - if (exponent >= float_info::case_fc_lower_threshold) return true; - // Exponent for 2 is negative. - return divisible_by_power_of_2(two_f, minus_k - exponent + 1); -} - -// Remove trailing zeros from n and return the number of zeros removed (float) -UMPIRE_FMT_ALWAYS_INLINE int remove_trailing_zeros(uint32_t& n) UMPIRE_FMT_NOEXCEPT { -#ifdef UMPIRE_FMT_BUILTIN_CTZ - int t = UMPIRE_FMT_BUILTIN_CTZ(n); -#else - int t = ctz(n); -#endif - if (t > float_info::max_trailing_zeros) - t = float_info::max_trailing_zeros; - - const uint32_t mod_inv1 = 0xcccccccd; - const uint32_t max_quotient1 = 0x33333333; - const uint32_t mod_inv2 = 0xc28f5c29; - const uint32_t max_quotient2 = 0x0a3d70a3; - - int s = 0; - for (; s < t - 1; s += 2) { - if (n * mod_inv2 > max_quotient2) break; - n *= mod_inv2; - } - if (s < t && n * mod_inv1 <= max_quotient1) { - n *= mod_inv1; - ++s; - } - n >>= s; - return s; -} - -// Removes trailing zeros and returns the number of zeros removed (double) -UMPIRE_FMT_ALWAYS_INLINE int remove_trailing_zeros(uint64_t& n) UMPIRE_FMT_NOEXCEPT { -#ifdef UMPIRE_FMT_BUILTIN_CTZLL - int t = UMPIRE_FMT_BUILTIN_CTZLL(n); -#else - int t = ctzll(n); -#endif - if (t > float_info::max_trailing_zeros) - t = float_info::max_trailing_zeros; - // Divide by 10^8 and reduce to 32-bits - // Since ret_value.significand <= (2^64 - 1) / 1000 < 10^17, - // both of the quotient and the r should fit in 32-bits - - const uint32_t mod_inv1 = 0xcccccccd; - const uint32_t max_quotient1 = 0x33333333; - const uint64_t mod_inv8 = 0xc767074b22e90e21; - const uint64_t max_quotient8 = 0x00002af31dc46118; - - // If the number is divisible by 1'0000'0000, work with the quotient - if (t >= 8) { - auto quotient_candidate = n * mod_inv8; - - if (quotient_candidate <= max_quotient8) { - auto quotient = static_cast(quotient_candidate >> 8); - - int s = 8; - for (; s < t; ++s) { - if (quotient * mod_inv1 > max_quotient1) break; - quotient *= mod_inv1; - } - quotient >>= (s - 8); - n = quotient; - return s; - } - } - - // Otherwise, work with the remainder - auto quotient = static_cast(n / 100000000); - auto remainder = static_cast(n - 100000000 * quotient); - - if (t == 0 || remainder * mod_inv1 > max_quotient1) { - return 0; - } - remainder *= mod_inv1; - - if (t == 1 || remainder * mod_inv1 > max_quotient1) { - n = (remainder >> 1) + quotient * 10000000ull; - return 1; - } - remainder *= mod_inv1; - - if (t == 2 || remainder * mod_inv1 > max_quotient1) { - n = (remainder >> 2) + quotient * 1000000ull; - return 2; - } - remainder *= mod_inv1; - - if (t == 3 || remainder * mod_inv1 > max_quotient1) { - n = (remainder >> 3) + quotient * 100000ull; - return 3; - } - remainder *= mod_inv1; - - if (t == 4 || remainder * mod_inv1 > max_quotient1) { - n = (remainder >> 4) + quotient * 10000ull; - return 4; - } - remainder *= mod_inv1; - - if (t == 5 || remainder * mod_inv1 > max_quotient1) { - n = (remainder >> 5) + quotient * 1000ull; - return 5; - } - remainder *= mod_inv1; - - if (t == 6 || remainder * mod_inv1 > max_quotient1) { - n = (remainder >> 6) + quotient * 100ull; - return 6; - } - remainder *= mod_inv1; - - n = (remainder >> 7) + quotient * 10ull; - return 7; -} - -// The main algorithm for shorter interval case -template -UMPIRE_FMT_ALWAYS_INLINE decimal_fp shorter_interval_case(int exponent) - UMPIRE_FMT_NOEXCEPT { - decimal_fp ret_value; - // Compute k and beta - const int minus_k = floor_log10_pow2_minus_log10_4_over_3(exponent); - const int beta_minus_1 = exponent + floor_log2_pow10(-minus_k); - - // Compute xi and zi - using cache_entry_type = typename cache_accessor::cache_entry_type; - const cache_entry_type cache = cache_accessor::get_cached_power(-minus_k); - - auto xi = cache_accessor::compute_left_endpoint_for_shorter_interval_case( - cache, beta_minus_1); - auto zi = cache_accessor::compute_right_endpoint_for_shorter_interval_case( - cache, beta_minus_1); - - // If the left endpoint is not an integer, increase it - if (!is_left_endpoint_integer_shorter_interval(exponent)) ++xi; - - // Try bigger divisor - ret_value.significand = zi / 10; - - // If succeed, remove trailing zeros if necessary and return - if (ret_value.significand * 10 >= xi) { - ret_value.exponent = minus_k + 1; - ret_value.exponent += remove_trailing_zeros(ret_value.significand); - return ret_value; - } - - // Otherwise, compute the round-up of y - ret_value.significand = - cache_accessor::compute_round_up_for_shorter_interval_case( - cache, beta_minus_1); - ret_value.exponent = minus_k; - - // When tie occurs, choose one of them according to the rule - if (exponent >= float_info::shorter_interval_tie_lower_threshold && - exponent <= float_info::shorter_interval_tie_upper_threshold) { - ret_value.significand = ret_value.significand % 2 == 0 - ? ret_value.significand - : ret_value.significand - 1; - } else if (ret_value.significand < xi) { - ++ret_value.significand; - } - return ret_value; -} - -template decimal_fp to_decimal(T x) UMPIRE_FMT_NOEXCEPT { - // Step 1: integer promotion & Schubfach multiplier calculation. - - using carrier_uint = typename float_info::carrier_uint; - using cache_entry_type = typename cache_accessor::cache_entry_type; - auto br = bit_cast(x); - - // Extract significand bits and exponent bits. - const carrier_uint significand_mask = - (static_cast(1) << float_info::significand_bits) - 1; - carrier_uint significand = (br & significand_mask); - int exponent = static_cast((br & exponent_mask()) >> - float_info::significand_bits); - - if (exponent != 0) { // Check if normal. - exponent += float_info::exponent_bias - float_info::significand_bits; - - // Shorter interval case; proceed like Schubfach. - if (significand == 0) return shorter_interval_case(exponent); - - significand |= - (static_cast(1) << float_info::significand_bits); - } else { - // Subnormal case; the interval is always regular. - if (significand == 0) return {0, 0}; - exponent = float_info::min_exponent - float_info::significand_bits; - } - - const bool include_left_endpoint = (significand % 2 == 0); - const bool include_right_endpoint = include_left_endpoint; - - // Compute k and beta. - const int minus_k = floor_log10_pow2(exponent) - float_info::kappa; - const cache_entry_type cache = cache_accessor::get_cached_power(-minus_k); - const int beta_minus_1 = exponent + floor_log2_pow10(-minus_k); - - // Compute zi and deltai - // 10^kappa <= deltai < 10^(kappa + 1) - const uint32_t deltai = cache_accessor::compute_delta(cache, beta_minus_1); - const carrier_uint two_fc = significand << 1; - const carrier_uint two_fr = two_fc | 1; - const carrier_uint zi = - cache_accessor::compute_mul(two_fr << beta_minus_1, cache); - - // Step 2: Try larger divisor; remove trailing zeros if necessary - - // Using an upper bound on zi, we might be able to optimize the division - // better than the compiler; we are computing zi / big_divisor here - decimal_fp ret_value; - ret_value.significand = divide_by_10_to_kappa_plus_1(zi); - uint32_t r = static_cast(zi - float_info::big_divisor * - ret_value.significand); - - if (r > deltai) { - goto small_divisor_case_label; - } else if (r < deltai) { - // Exclude the right endpoint if necessary - if (r == 0 && !include_right_endpoint && - is_endpoint_integer(two_fr, exponent, minus_k)) { - --ret_value.significand; - r = float_info::big_divisor; - goto small_divisor_case_label; - } - } else { - // r == deltai; compare fractional parts - // Check conditions in the order different from the paper - // to take advantage of short-circuiting - const carrier_uint two_fl = two_fc - 1; - if ((!include_left_endpoint || - !is_endpoint_integer(two_fl, exponent, minus_k)) && - !cache_accessor::compute_mul_parity(two_fl, cache, beta_minus_1)) { - goto small_divisor_case_label; - } - } - ret_value.exponent = minus_k + float_info::kappa + 1; - - // We may need to remove trailing zeros - ret_value.exponent += remove_trailing_zeros(ret_value.significand); - return ret_value; - - // Step 3: Find the significand with the smaller divisor - -small_divisor_case_label: - ret_value.significand *= 10; - ret_value.exponent = minus_k + float_info::kappa; - - const uint32_t mask = (1u << float_info::kappa) - 1; - auto dist = r - (deltai / 2) + (float_info::small_divisor / 2); - - // Is dist divisible by 2^kappa? - if ((dist & mask) == 0) { - const bool approx_y_parity = - ((dist ^ (float_info::small_divisor / 2)) & 1) != 0; - dist >>= float_info::kappa; - - // Is dist divisible by 5^kappa? - if (check_divisibility_and_divide_by_pow5::kappa>(dist)) { - ret_value.significand += dist; - - // Check z^(f) >= epsilon^(f) - // We have either yi == zi - epsiloni or yi == (zi - epsiloni) - 1, - // where yi == zi - epsiloni if and only if z^(f) >= epsilon^(f) - // Since there are only 2 possibilities, we only need to care about the - // parity. Also, zi and r should have the same parity since the divisor - // is an even number - if (cache_accessor::compute_mul_parity(two_fc, cache, beta_minus_1) != - approx_y_parity) { - --ret_value.significand; - } else { - // If z^(f) >= epsilon^(f), we might have a tie - // when z^(f) == epsilon^(f), or equivalently, when y is an integer - if (is_center_integer(two_fc, exponent, minus_k)) { - ret_value.significand = ret_value.significand % 2 == 0 - ? ret_value.significand - : ret_value.significand - 1; - } - } - } - // Is dist not divisible by 5^kappa? - else { - ret_value.significand += dist; - } - } - // Is dist not divisible by 2^kappa? - else { - // Since we know dist is small, we might be able to optimize the division - // better than the compiler; we are computing dist / small_divisor here - ret_value.significand += - small_division_by_pow10::kappa>(dist); - } - return ret_value; -} -} // namespace dragonbox - -// Formats value using a variation of the Fixed-Precision Positive -// Floating-Point Printout ((FPP)^2) algorithm by Steele & White: -// https://fmt.dev/p372-steele.pdf. -template -void fallback_format(Double d, int num_digits, bool binary32, buffer& buf, - int& exp10) { - bigint numerator; // 2 * R in (FPP)^2. - bigint denominator; // 2 * S in (FPP)^2. - // lower and upper are differences between value and corresponding boundaries. - bigint lower; // (M^- in (FPP)^2). - bigint upper_store; // upper's value if different from lower. - bigint* upper = nullptr; // (M^+ in (FPP)^2). - fp value; - // Shift numerator and denominator by an extra bit or two (if lower boundary - // is closer) to make lower and upper integers. This eliminates multiplication - // by 2 during later computations. - const bool is_predecessor_closer = - binary32 ? value.assign(static_cast(d)) : value.assign(d); - int shift = is_predecessor_closer ? 2 : 1; - uint64_t significand = value.f << shift; - if (value.e >= 0) { - numerator.assign(significand); - numerator <<= value.e; - lower.assign(1); - lower <<= value.e; - if (shift != 1) { - upper_store.assign(1); - upper_store <<= value.e + 1; - upper = &upper_store; - } - denominator.assign_pow10(exp10); - denominator <<= shift; - } else if (exp10 < 0) { - numerator.assign_pow10(-exp10); - lower.assign(numerator); - if (shift != 1) { - upper_store.assign(numerator); - upper_store <<= 1; - upper = &upper_store; - } - numerator *= significand; - denominator.assign(1); - denominator <<= shift - value.e; - } else { - numerator.assign(significand); - denominator.assign_pow10(exp10); - denominator <<= shift - value.e; - lower.assign(1); - if (shift != 1) { - upper_store.assign(1ULL << 1); - upper = &upper_store; - } - } - // Invariant: value == (numerator / denominator) * pow(10, exp10). - if (num_digits < 0) { - // Generate the shortest representation. - if (!upper) upper = &lower; - bool even = (value.f & 1) == 0; - num_digits = 0; - char* data = buf.data(); - for (;;) { - int digit = numerator.divmod_assign(denominator); - bool low = compare(numerator, lower) - even < 0; // numerator <[=] lower. - // numerator + upper >[=] pow10: - bool high = add_compare(numerator, *upper, denominator) + even > 0; - data[num_digits++] = static_cast('0' + digit); - if (low || high) { - if (!low) { - ++data[num_digits - 1]; - } else if (high) { - int result = add_compare(numerator, numerator, denominator); - // Round half to even. - if (result > 0 || (result == 0 && (digit % 2) != 0)) - ++data[num_digits - 1]; - } - buf.try_resize(to_unsigned(num_digits)); - exp10 -= num_digits - 1; - return; - } - numerator *= 10; - lower *= 10; - if (upper != &lower) *upper *= 10; - } - } - // Generate the given number of digits. - exp10 -= num_digits - 1; - if (num_digits == 0) { - buf.try_resize(1); - denominator *= 10; - buf[0] = add_compare(numerator, numerator, denominator) > 0 ? '1' : '0'; - return; - } - buf.try_resize(to_unsigned(num_digits)); - for (int i = 0; i < num_digits - 1; ++i) { - int digit = numerator.divmod_assign(denominator); - buf[i] = static_cast('0' + digit); - numerator *= 10; - } - int digit = numerator.divmod_assign(denominator); - auto result = add_compare(numerator, numerator, denominator); - if (result > 0 || (result == 0 && (digit % 2) != 0)) { - if (digit == 9) { - const auto overflow = '0' + 10; - buf[num_digits - 1] = overflow; - // Propagate the carry. - for (int i = num_digits - 1; i > 0 && buf[i] == overflow; --i) { - buf[i] = '0'; - ++buf[i - 1]; - } - if (buf[0] == overflow) { - buf[0] = '1'; - ++exp10; - } - return; - } - ++digit; - } - buf[num_digits - 1] = static_cast('0' + digit); -} - -template -int format_float(T value, int precision, float_specs specs, buffer& buf) { - static_assert(!std::is_same::value, ""); - UMPIRE_FMT_ASSERT(value >= 0, "value is negative"); - - const bool fixed = specs.format == float_format::fixed; - if (value <= 0) { // <= instead of == to silence a warning. - if (precision <= 0 || !fixed) { - buf.push_back('0'); - return 0; - } - buf.try_resize(to_unsigned(precision)); - std::uninitialized_fill_n(buf.data(), precision, '0'); - return -precision; - } - - if (!specs.use_grisu) return snprintf_float(value, precision, specs, buf); - - if (precision < 0) { - // Use Dragonbox for the shortest format. - if (specs.binary32) { - auto dec = dragonbox::to_decimal(static_cast(value)); - write(buffer_appender(buf), dec.significand); - return dec.exponent; - } - auto dec = dragonbox::to_decimal(static_cast(value)); - write(buffer_appender(buf), dec.significand); - return dec.exponent; - } - - // Use Grisu + Dragon4 for the given precision: - // https://www.cs.tufts.edu/~nr/cs257/archive/florian-loitsch/printf.pdf. - int exp = 0; - const int min_exp = -60; // alpha in Grisu. - int cached_exp10 = 0; // K in Grisu. - fp normalized = normalize(fp(value)); - const auto cached_pow = get_cached_power( - min_exp - (normalized.e + fp::significand_size), cached_exp10); - normalized = normalized * cached_pow; - // Limit precision to the maximum possible number of significant digits in an - // IEEE754 double because we don't need to generate zeros. - const int max_double_digits = 767; - if (precision > max_double_digits) precision = max_double_digits; - fixed_handler handler{buf.data(), 0, precision, -cached_exp10, fixed}; - if (grisu_gen_digits(normalized, 1, exp, handler) == digits::error) { - exp += handler.size - cached_exp10 - 1; - fallback_format(value, handler.precision, specs.binary32, buf, exp); - } else { - exp += handler.exp10; - buf.try_resize(to_unsigned(handler.size)); - } - if (!fixed && !specs.showpoint) { - // Remove trailing zeros. - auto num_digits = buf.size(); - while (num_digits > 0 && buf[num_digits - 1] == '0') { - --num_digits; - ++exp; - } - buf.try_resize(num_digits); - } - return exp; -} // namespace detail - -template -int snprintf_float(T value, int precision, float_specs specs, - buffer& buf) { - // Buffer capacity must be non-zero, otherwise MSVC's vsnprintf_s will fail. - UMPIRE_FMT_ASSERT(buf.capacity() > buf.size(), "empty buffer"); - static_assert(!std::is_same::value, ""); - - // Subtract 1 to account for the difference in precision since we use %e for - // both general and exponent format. - if (specs.format == float_format::general || - specs.format == float_format::exp) - precision = (precision >= 0 ? precision : 6) - 1; - - // Build the format string. - enum { max_format_size = 7 }; // The longest format is "%#.*Le". - char format[max_format_size]; - char* format_ptr = format; - *format_ptr++ = '%'; - if (specs.showpoint && specs.format == float_format::hex) *format_ptr++ = '#'; - if (precision >= 0) { - *format_ptr++ = '.'; - *format_ptr++ = '*'; - } - if (std::is_same()) *format_ptr++ = 'L'; - *format_ptr++ = specs.format != float_format::hex - ? (specs.format == float_format::fixed ? 'f' : 'e') - : (specs.upper ? 'A' : 'a'); - *format_ptr = '\0'; - - // Format using snprintf. - auto offset = buf.size(); - for (;;) { - auto begin = buf.data() + offset; - auto capacity = buf.capacity() - offset; -#ifdef UMPIRE_FMT_FUZZ - if (precision > 100000) - throw std::runtime_error( - "fuzz mode - avoid large allocation inside snprintf"); -#endif - // Suppress the warning about a nonliteral format string. - // Cannot use auto because of a bug in MinGW (#1532). - int (*snprintf_ptr)(char*, size_t, const char*, ...) = UMPIRE_FMT_SNPRINTF; - int result = precision >= 0 - ? snprintf_ptr(begin, capacity, format, precision, value) - : snprintf_ptr(begin, capacity, format, value); - if (result < 0) { - // The buffer will grow exponentially. - buf.try_reserve(buf.capacity() + 1); - continue; - } - auto size = to_unsigned(result); - // Size equal to capacity means that the last character was truncated. - if (size >= capacity) { - buf.try_reserve(size + offset + 1); // Add 1 for the terminating '\0'. - continue; - } - auto is_digit = [](char c) { return c >= '0' && c <= '9'; }; - if (specs.format == float_format::fixed) { - if (precision == 0) { - buf.try_resize(size); - return 0; - } - // Find and remove the decimal point. - auto end = begin + size, p = end; - do { - --p; - } while (is_digit(*p)); - int fraction_size = static_cast(end - p - 1); - std::memmove(p, p + 1, to_unsigned(fraction_size)); - buf.try_resize(size - 1); - return -fraction_size; - } - if (specs.format == float_format::hex) { - buf.try_resize(size + offset); - return 0; - } - // Find and parse the exponent. - auto end = begin + size, exp_pos = end; - do { - --exp_pos; - } while (*exp_pos != 'e'); - char sign = exp_pos[1]; - UMPIRE_FMT_ASSERT(sign == '+' || sign == '-', ""); - int exp = 0; - auto p = exp_pos + 2; // Skip 'e' and sign. - do { - UMPIRE_FMT_ASSERT(is_digit(*p), ""); - exp = exp * 10 + (*p++ - '0'); - } while (p != end); - if (sign == '-') exp = -exp; - int fraction_size = 0; - if (exp_pos != begin + 1) { - // Remove trailing zeros. - auto fraction_end = exp_pos - 1; - while (*fraction_end == '0') --fraction_end; - // Move the fractional part left to get rid of the decimal point. - fraction_size = static_cast(fraction_end - begin - 1); - std::memmove(begin + 1, begin + 2, to_unsigned(fraction_size)); - } - buf.try_resize(to_unsigned(fraction_size) + offset + 1); - return exp - fraction_size; - } -} - -struct stringifier { - template UMPIRE_FMT_INLINE std::string operator()(T value) const { - return to_string(value); - } - std::string operator()(basic_format_arg::handle h) const { - memory_buffer buf; - format_parse_context parse_ctx({}); - format_context format_ctx(buffer_appender(buf), {}, {}); - h.format(parse_ctx, format_ctx); - return to_string(buf); - } -}; -} // namespace detail - -template <> struct formatter { - UMPIRE_FMT_CONSTEXPR format_parse_context::iterator parse( - format_parse_context& ctx) { - return ctx.begin(); - } - - format_context::iterator format(const detail::bigint& n, - format_context& ctx) { - auto out = ctx.out(); - bool first = true; - for (auto i = n.bigits_.size(); i > 0; --i) { - auto value = n.bigits_[i - 1u]; - if (first) { - out = format_to(out, UMPIRE_FMT_STRING("{:x}"), value); - first = false; - continue; - } - out = format_to(out, UMPIRE_FMT_STRING("{:08x}"), value); - } - if (n.exp_ > 0) - out = format_to(out, UMPIRE_FMT_STRING("p{}"), - n.exp_ * detail::bigint::bigit_bits); - return out; - } -}; - -UMPIRE_FMT_FUNC detail::utf8_to_utf16::utf8_to_utf16(string_view s) { - for_each_codepoint(s, [this](uint32_t cp, int error) { - if (error != 0) UMPIRE_FMT_THROW(std::runtime_error("invalid utf8")); - if (cp <= 0xFFFF) { - buffer_.push_back(static_cast(cp)); - } else { - cp -= 0x10000; - buffer_.push_back(static_cast(0xD800 + (cp >> 10))); - buffer_.push_back(static_cast(0xDC00 + (cp & 0x3FF))); - } - }); - buffer_.push_back(0); -} - -UMPIRE_FMT_FUNC void format_system_error(detail::buffer& out, int error_code, - string_view message) UMPIRE_FMT_NOEXCEPT { - UMPIRE_FMT_TRY { - memory_buffer buf; - buf.resize(inline_buffer_size); - for (;;) { - char* system_message = &buf[0]; - int result = - detail::safe_strerror(error_code, system_message, buf.size()); - if (result == 0) { - format_to(detail::buffer_appender(out), UMPIRE_FMT_STRING("{}: {}"), - message, system_message); - return; - } - if (result != ERANGE) - break; // Can't get error message, report error code instead. - buf.resize(buf.size() * 2); - } - } - UMPIRE_FMT_CATCH(...) {} - format_error_code(out, error_code, message); -} - -UMPIRE_FMT_FUNC void detail::error_handler::on_error(const char* message) { - UMPIRE_FMT_THROW(format_error(message)); -} - -UMPIRE_FMT_FUNC void report_system_error(int error_code, - umpire::fmt::string_view message) UMPIRE_FMT_NOEXCEPT { - report_error(format_system_error, error_code, message); -} - -UMPIRE_FMT_FUNC std::string detail::vformat(string_view format_str, format_args args) { - if (format_str.size() == 2 && equal2(format_str.data(), "{}")) { - auto arg = args.get(0); - if (!arg) error_handler().on_error("argument not found"); - return visit_format_arg(stringifier(), arg); - } - memory_buffer buffer; - detail::vformat_to(buffer, format_str, args); - return to_string(buffer); -} - -#ifdef _WIN32 -namespace detail { -using dword = conditional_t; -extern "C" __declspec(dllimport) int __stdcall WriteConsoleW( // - void*, const void*, dword, dword*, void*); -} // namespace detail -#endif - -UMPIRE_FMT_FUNC void vprint(std::FILE* f, string_view format_str, format_args args) { - memory_buffer buffer; - detail::vformat_to(buffer, format_str, - basic_format_args>(args)); -#ifdef _WIN32 - auto fd = _fileno(f); - if (_isatty(fd)) { - detail::utf8_to_utf16 u16(string_view(buffer.data(), buffer.size())); - auto written = detail::dword(); - if (detail::WriteConsoleW(reinterpret_cast(_get_osfhandle(fd)), - u16.c_str(), static_cast(u16.size()), - &written, nullptr)) { - return; - } - // Fallback to fwrite on failure. It can happen if the output has been - // redirected to NUL. - } -#endif - detail::fwrite_fully(buffer.data(), 1, buffer.size(), f); -} - -#ifdef _WIN32 -// Print assuming legacy (non-Unicode) encoding. -UMPIRE_FMT_FUNC void detail::vprint_mojibake(std::FILE* f, string_view format_str, - format_args args) { - memory_buffer buffer; - detail::vformat_to(buffer, format_str, - basic_format_args>(args)); - fwrite_fully(buffer.data(), 1, buffer.size(), f); -} -#endif - -UMPIRE_FMT_FUNC void vprint(string_view format_str, format_args args) { - vprint(stdout, format_str, args); -} - -UMPIRE_FMT_END_NAMESPACE - -#endif // UMPIRE_FMT_FORMAT_INL_H_ diff --git a/src/tpl/umpire/fmt/format.h b/src/tpl/umpire/fmt/format.h deleted file mode 100644 index 4717a682f..000000000 --- a/src/tpl/umpire/fmt/format.h +++ /dev/null @@ -1,4034 +0,0 @@ -/* - Formatting library for C++ - - Copyright (c) 2012 - present, Victor Zverovich - - 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. - - --- Optional exception to the license --- - - As an exception, if, as a result of your compiling your source code, portions - of this Software are embedded into a machine-executable object form of such - source code, you may redistribute such embedded portions in such object form - without including the above copyright and permission notices. - */ - -#ifndef UMPIRE_FMT_FORMAT_H_ -#define UMPIRE_FMT_FORMAT_H_ - -#include -#include -#include // std::byte -#include -#include -#include -#include -#include -#include // std::swap - -#include "core.h" - -#ifdef __INTEL_COMPILER -# define UMPIRE_FMT_ICC_VERSION __INTEL_COMPILER -#elif defined(__ICL) -# define UMPIRE_FMT_ICC_VERSION __ICL -#else -# define UMPIRE_FMT_ICC_VERSION 0 -#endif - -#ifdef __NVCC__ -# define UMPIRE_FMT_CUDA_VERSION (__CUDACC_VER_MAJOR__ * 100 + __CUDACC_VER_MINOR__) -#else -# define UMPIRE_FMT_CUDA_VERSION 0 -#endif - -#ifdef __has_builtin -# define UMPIRE_FMT_HAS_BUILTIN(x) __has_builtin(x) -#else -# define UMPIRE_FMT_HAS_BUILTIN(x) 0 -#endif - -#if UMPIRE_FMT_GCC_VERSION || UMPIRE_FMT_CLANG_VERSION -# define UMPIRE_FMT_NOINLINE __attribute__((noinline)) -#else -# define UMPIRE_FMT_NOINLINE -#endif - -#if UMPIRE_FMT_GCC_VERSION -# define UMPIRE_FMT_GCC_VISIBILITY_HIDDEN __attribute__((visibility("hidden"))) -#else -# define UMPIRE_FMT_GCC_VISIBILITY_HIDDEN -#endif - -#if __cplusplus == 201103L || __cplusplus == 201402L -# if defined(__INTEL_COMPILER) || defined(__PGI) -# define UMPIRE_FMT_FALLTHROUGH -# elif defined(__clang__) -# define UMPIRE_FMT_FALLTHROUGH [[clang::fallthrough]] -# elif UMPIRE_FMT_GCC_VERSION >= 700 && \ - (!defined(__EDG_VERSION__) || __EDG_VERSION__ >= 520) -# define UMPIRE_FMT_FALLTHROUGH [[gnu::fallthrough]] -# else -# define UMPIRE_FMT_FALLTHROUGH -# endif -#elif UMPIRE_FMT_HAS_CPP17_ATTRIBUTE(fallthrough) || \ - (defined(_MSVC_LANG) && _MSVC_LANG >= 201703L) -# define UMPIRE_FMT_FALLTHROUGH [[fallthrough]] -#else -# define UMPIRE_FMT_FALLTHROUGH -#endif - -#ifndef UMPIRE_FMT_MAYBE_UNUSED -# if UMPIRE_FMT_HAS_CPP17_ATTRIBUTE(maybe_unused) -# define UMPIRE_FMT_MAYBE_UNUSED [[maybe_unused]] -# else -# define UMPIRE_FMT_MAYBE_UNUSED -# endif -#endif - -#ifndef UMPIRE_FMT_THROW -# if UMPIRE_FMT_EXCEPTIONS -# if UMPIRE_FMT_MSC_VER || UMPIRE_FMT_NVCC -UMPIRE_FMT_BEGIN_NAMESPACE -namespace detail { -template inline void do_throw(const Exception& x) { - // Silence unreachable code warnings in MSVC and NVCC because these - // are nearly impossible to fix in a generic code. - volatile bool b = true; - if (b) throw x; -} -} // namespace detail -UMPIRE_FMT_END_NAMESPACE -# define UMPIRE_FMT_THROW(x) detail::do_throw(x) -# else -# define UMPIRE_FMT_THROW(x) throw x -# endif -# else -# define UMPIRE_FMT_THROW(x) \ - do { \ - UMPIRE_FMT_ASSERT(false, (x).what()); \ - } while (false) -# endif -#endif - -#if UMPIRE_FMT_EXCEPTIONS -# define UMPIRE_FMT_TRY try -# define UMPIRE_FMT_CATCH(x) catch (x) -#else -# define UMPIRE_FMT_TRY if (true) -# define UMPIRE_FMT_CATCH(x) if (false) -#endif - -#ifndef UMPIRE_FMT_USE_USER_DEFINED_LITERALS -// EDG based compilers (Intel, NVIDIA, Elbrus, etc), GCC and MSVC support UDLs. -# if (UMPIRE_FMT_HAS_FEATURE(cxx_user_literals) || UMPIRE_FMT_GCC_VERSION >= 407 || \ - UMPIRE_FMT_MSC_VER >= 1900) && \ - (!defined(__EDG_VERSION__) || __EDG_VERSION__ >= /* UDL feature */ 480) -# define UMPIRE_FMT_USE_USER_DEFINED_LITERALS 1 -# else -# define UMPIRE_FMT_USE_USER_DEFINED_LITERALS 0 -# endif -#endif - -#ifndef UMPIRE_FMT_USE_FLOAT -# define UMPIRE_FMT_USE_FLOAT 1 -#endif - -#ifndef UMPIRE_FMT_USE_DOUBLE -# define UMPIRE_FMT_USE_DOUBLE 1 -#endif - -#ifndef UMPIRE_FMT_USE_LONG_DOUBLE -# define UMPIRE_FMT_USE_LONG_DOUBLE 1 -#endif - -// Defining UMPIRE_FMT_REDUCE_INT_INSTANTIATIONS to 1, will reduce the number of -// integer formatter template instantiations to just one by only using the -// largest integer type. This results in a reduction in binary size but will -// cause a decrease in integer formatting performance. -#if !defined(UMPIRE_FMT_REDUCE_INT_INSTANTIATIONS) -# define UMPIRE_FMT_REDUCE_INT_INSTANTIATIONS 0 -#endif - -// __builtin_clz is broken in clang with Microsoft CodeGen: -// https://github.com/fmtlib/fmt/issues/519 -#if (UMPIRE_FMT_GCC_VERSION || UMPIRE_FMT_HAS_BUILTIN(__builtin_clz)) && !UMPIRE_FMT_MSC_VER -# define UMPIRE_FMT_BUILTIN_CLZ(n) __builtin_clz(n) -#endif -#if (UMPIRE_FMT_GCC_VERSION || UMPIRE_FMT_HAS_BUILTIN(__builtin_clzll)) && !UMPIRE_FMT_MSC_VER -# define UMPIRE_FMT_BUILTIN_CLZLL(n) __builtin_clzll(n) -#endif -#if (UMPIRE_FMT_GCC_VERSION || UMPIRE_FMT_HAS_BUILTIN(__builtin_ctz)) -# define UMPIRE_FMT_BUILTIN_CTZ(n) __builtin_ctz(n) -#endif -#if (UMPIRE_FMT_GCC_VERSION || UMPIRE_FMT_HAS_BUILTIN(__builtin_ctzll)) -# define UMPIRE_FMT_BUILTIN_CTZLL(n) __builtin_ctzll(n) -#endif - -#if UMPIRE_FMT_MSC_VER -# include // _BitScanReverse[64], _BitScanForward[64], _umul128 -#endif - -// Some compilers masquerade as both MSVC and GCC-likes or otherwise support -// __builtin_clz and __builtin_clzll, so only define UMPIRE_FMT_BUILTIN_CLZ using the -// MSVC intrinsics if the clz and clzll builtins are not available. -#if UMPIRE_FMT_MSC_VER && !defined(UMPIRE_FMT_BUILTIN_CLZLL) && !defined(UMPIRE_FMT_BUILTIN_CTZLL) -UMPIRE_FMT_BEGIN_NAMESPACE -namespace detail { -// Avoid Clang with Microsoft CodeGen's -Wunknown-pragmas warning. -# if !defined(__clang__) -# pragma managed(push, off) -# pragma intrinsic(_BitScanForward) -# pragma intrinsic(_BitScanReverse) -# if defined(_WIN64) -# pragma intrinsic(_BitScanForward64) -# pragma intrinsic(_BitScanReverse64) -# endif -# endif - -inline int clz(uint32_t x) { - unsigned long r = 0; - _BitScanReverse(&r, x); - UMPIRE_FMT_ASSERT(x != 0, ""); - // Static analysis complains about using uninitialized data - // "r", but the only way that can happen is if "x" is 0, - // which the callers guarantee to not happen. - UMPIRE_FMT_MSC_WARNING(suppress : 6102) - return 31 ^ static_cast(r); -} -# define UMPIRE_FMT_BUILTIN_CLZ(n) detail::clz(n) - -inline int clzll(uint64_t x) { - unsigned long r = 0; -# ifdef _WIN64 - _BitScanReverse64(&r, x); -# else - // Scan the high 32 bits. - if (_BitScanReverse(&r, static_cast(x >> 32))) return 63 ^ (r + 32); - // Scan the low 32 bits. - _BitScanReverse(&r, static_cast(x)); -# endif - UMPIRE_FMT_ASSERT(x != 0, ""); - UMPIRE_FMT_MSC_WARNING(suppress : 6102) // Suppress a bogus static analysis warning. - return 63 ^ static_cast(r); -} -# define UMPIRE_FMT_BUILTIN_CLZLL(n) detail::clzll(n) - -inline int ctz(uint32_t x) { - unsigned long r = 0; - _BitScanForward(&r, x); - UMPIRE_FMT_ASSERT(x != 0, ""); - UMPIRE_FMT_MSC_WARNING(suppress : 6102) // Suppress a bogus static analysis warning. - return static_cast(r); -} -# define UMPIRE_FMT_BUILTIN_CTZ(n) detail::ctz(n) - -inline int ctzll(uint64_t x) { - unsigned long r = 0; - UMPIRE_FMT_ASSERT(x != 0, ""); - UMPIRE_FMT_MSC_WARNING(suppress : 6102) // Suppress a bogus static analysis warning. -# ifdef _WIN64 - _BitScanForward64(&r, x); -# else - // Scan the low 32 bits. - if (_BitScanForward(&r, static_cast(x))) return static_cast(r); - // Scan the high 32 bits. - _BitScanForward(&r, static_cast(x >> 32)); - r += 32; -# endif - return static_cast(r); -} -# define UMPIRE_FMT_BUILTIN_CTZLL(n) detail::ctzll(n) -# if !defined(__clang__) -# pragma managed(pop) -# endif -} // namespace detail -UMPIRE_FMT_END_NAMESPACE -#endif - -// Enable the deprecated numeric alignment. -#ifndef UMPIRE_FMT_DEPRECATED_NUMERIC_ALIGN -# define UMPIRE_FMT_DEPRECATED_NUMERIC_ALIGN 0 -#endif - -UMPIRE_FMT_BEGIN_NAMESPACE -namespace detail { - -#if __cplusplus >= 202002L || \ - (__cplusplus >= 201709L && UMPIRE_FMT_GCC_VERSION >= 1002) -# define UMPIRE_FMT_CONSTEXPR20 constexpr -#else -# define UMPIRE_FMT_CONSTEXPR20 -#endif - -// An equivalent of `*reinterpret_cast(&source)` that doesn't have -// undefined behavior (e.g. due to type aliasing). -// Example: uint64_t d = bit_cast(2.718); -template -inline Dest bit_cast(const Source& source) { - static_assert(sizeof(Dest) == sizeof(Source), "size mismatch"); - Dest dest; - std::memcpy(&dest, &source, sizeof(dest)); - return dest; -} - -inline bool is_big_endian() { - const auto u = 1u; - struct bytes { - char data[sizeof(u)]; - }; - return bit_cast(u).data[0] == 0; -} - -// A fallback implementation of uintptr_t for systems that lack it. -struct fallback_uintptr { - unsigned char value[sizeof(void*)]; - - fallback_uintptr() = default; - explicit fallback_uintptr(const void* p) { - *this = bit_cast(p); - if (is_big_endian()) { - for (size_t i = 0, j = sizeof(void*) - 1; i < j; ++i, --j) - std::swap(value[i], value[j]); - } - } -}; -#ifdef UINTPTR_MAX -using uintptr_t = ::uintptr_t; -inline uintptr_t to_uintptr(const void* p) { return bit_cast(p); } -#else -using uintptr_t = fallback_uintptr; -inline fallback_uintptr to_uintptr(const void* p) { - return fallback_uintptr(p); -} -#endif - -// Returns the largest possible value for type T. Same as -// std::numeric_limits::max() but shorter and not affected by the max macro. -template constexpr T max_value() { - return (std::numeric_limits::max)(); -} -template constexpr int num_bits() { - return std::numeric_limits::digits; -} -// std::numeric_limits::digits may return 0 for 128-bit ints. -template <> constexpr int num_bits() { return 128; } -template <> constexpr int num_bits() { return 128; } -template <> constexpr int num_bits() { - return static_cast(sizeof(void*) * - std::numeric_limits::digits); -} - -UMPIRE_FMT_INLINE void assume(bool condition) { - (void)condition; -#if UMPIRE_FMT_HAS_BUILTIN(__builtin_assume) - __builtin_assume(condition); -#endif -} - -// An approximation of iterator_t for pre-C++20 systems. -template -using iterator_t = decltype(std::begin(std::declval())); -template using sentinel_t = decltype(std::end(std::declval())); - -// A workaround for std::string not having mutable data() until C++17. -template inline Char* get_data(std::basic_string& s) { - return &s[0]; -} -template -inline typename Container::value_type* get_data(Container& c) { - return c.data(); -} - -#if defined(_SECURE_SCL) && _SECURE_SCL -// Make a checked iterator to avoid MSVC warnings. -template using checked_ptr = stdext::checked_array_iterator; -template checked_ptr make_checked(T* p, size_t size) { - return {p, size}; -} -#else -template using checked_ptr = T*; -template inline T* make_checked(T* p, size_t) { return p; } -#endif - -template ::value)> -#if UMPIRE_FMT_CLANG_VERSION >= 307 -__attribute__((no_sanitize("undefined"))) -#endif -inline checked_ptr -reserve(std::back_insert_iterator it, size_t n) { - Container& c = get_container(it); - size_t size = c.size(); - c.resize(size + n); - return make_checked(get_data(c) + size, n); -} - -template -inline buffer_appender reserve(buffer_appender it, size_t n) { - buffer& buf = get_container(it); - buf.try_reserve(buf.size() + n); - return it; -} - -template constexpr Iterator& reserve(Iterator& it, size_t) { - return it; -} - -template -using reserve_iterator = - remove_reference_t(), 0))>; - -template -constexpr T* to_pointer(OutputIt, size_t) { - return nullptr; -} -template T* to_pointer(buffer_appender it, size_t n) { - buffer& buf = get_container(it); - auto size = buf.size(); - if (buf.capacity() < size + n) return nullptr; - buf.try_resize(size + n); - return buf.data() + size; -} - -template ::value)> -inline std::back_insert_iterator base_iterator( - std::back_insert_iterator& it, - checked_ptr) { - return it; -} - -template -constexpr Iterator base_iterator(Iterator, Iterator it) { - return it; -} - -// An output iterator that counts the number of objects written to it and -// discards them. -class counting_iterator { - private: - size_t count_; - - public: - using iterator_category = std::output_iterator_tag; - using difference_type = std::ptrdiff_t; - using pointer = void; - using reference = void; - using _Unchecked_type = counting_iterator; // Mark iterator as checked. - - struct value_type { - template void operator=(const T&) {} - }; - - counting_iterator() : count_(0) {} - - size_t count() const { return count_; } - - counting_iterator& operator++() { - ++count_; - return *this; - } - counting_iterator operator++(int) { - auto it = *this; - ++*this; - return it; - } - - friend counting_iterator operator+(counting_iterator it, difference_type n) { - it.count_ += static_cast(n); - return it; - } - - value_type operator*() const { return {}; } -}; - -// is spectacularly slow to compile in C++20 so use a simple fill_n -// instead (#1998). -template -UMPIRE_FMT_CONSTEXPR OutputIt fill_n(OutputIt out, Size count, const T& value) { - for (Size i = 0; i < count; ++i) *out++ = value; - return out; -} -template -UMPIRE_FMT_CONSTEXPR20 T* fill_n(T* out, Size count, char value) { - if (is_constant_evaluated()) { - return fill_n(out, count, value); - } - std::memset(out, value, to_unsigned(count)); - return out + count; -} - -template -using needs_conversion = bool_constant< - std::is_same::value_type, - char>::value && - std::is_same::value>; - -template ::value)> -UMPIRE_FMT_CONSTEXPR OutputIt copy_str(InputIt begin, InputIt end, OutputIt it) { - while (begin != end) *it++ = *begin++; - return it; -} - -template ::value)> -UMPIRE_FMT_CONSTEXPR20 OutChar* copy_str(InputIt begin, InputIt end, OutChar* out) { - if (is_constant_evaluated()) { - return copy_str(begin, end, out); - } - return std::uninitialized_copy(begin, end, out); -} - -template ::value)> -OutputIt copy_str(InputIt begin, InputIt end, OutputIt it) { - while (begin != end) *it++ = static_cast(*begin++); - return it; -} - -template ::value)> -buffer_appender copy_str(InputIt begin, InputIt end, - buffer_appender out) { - get_container(out).append(begin, end); - return out; -} - -template -inline counting_iterator copy_str(InputIt begin, InputIt end, - counting_iterator it) { - return it + (end - begin); -} - -template -UMPIRE_FMT_CONSTEXPR int code_point_length(const Char* begin) { - if (const_check(sizeof(Char) != 1)) return 1; - constexpr char lengths[] = {1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 0, 0, 0, 0, 0, 0, 0, 0, 2, 2, 2, 2, 3, 3, 4, 0}; - int len = lengths[static_cast(*begin) >> 3]; - - // Compute the pointer to the next character early so that the next - // iteration can start working on the next character. Neither Clang - // nor GCC figure out this reordering on their own. - return len + !len; -} - -// A public domain branchless UTF-8 decoder by Christopher Wellons: -// https://github.com/skeeto/branchless-utf8 -/* Decode the next character, c, from s, reporting errors in e. - * - * Since this is a branchless decoder, four bytes will be read from the - * buffer regardless of the actual length of the next character. This - * means the buffer _must_ have at least three bytes of zero padding - * following the end of the data stream. - * - * Errors are reported in e, which will be non-zero if the parsed - * character was somehow invalid: invalid byte sequence, non-canonical - * encoding, or a surrogate half. - * - * The function returns a pointer to the next character. When an error - * occurs, this pointer will be a guess that depends on the particular - * error, but it will always advance at least one byte. - */ -UMPIRE_FMT_CONSTEXPR inline const char* utf8_decode(const char* s, uint32_t* c, - int* e) { - constexpr const int masks[] = {0x00, 0x7f, 0x1f, 0x0f, 0x07}; - constexpr const uint32_t mins[] = {4194304, 0, 128, 2048, 65536}; - constexpr const int shiftc[] = {0, 18, 12, 6, 0}; - constexpr const int shifte[] = {0, 6, 4, 2, 0}; - - int len = code_point_length(s); - const char* next = s + len; - - // Assume a four-byte character and load four bytes. Unused bits are - // shifted out. - *c = uint32_t(s[0] & masks[len]) << 18; - *c |= uint32_t(s[1] & 0x3f) << 12; - *c |= uint32_t(s[2] & 0x3f) << 6; - *c |= uint32_t(s[3] & 0x3f) << 0; - *c >>= shiftc[len]; - - // Accumulate the various error conditions. - using uchar = unsigned char; - *e = (*c < mins[len]) << 6; // non-canonical encoding - *e |= ((*c >> 11) == 0x1b) << 7; // surrogate half? - *e |= (*c > 0x10FFFF) << 8; // out of range? - *e |= (uchar(s[1]) & 0xc0) >> 2; - *e |= (uchar(s[2]) & 0xc0) >> 4; - *e |= uchar(s[3]) >> 6; - *e ^= 0x2a; // top two bits of each tail byte correct? - *e >>= shifte[len]; - - return next; -} - -template -UMPIRE_FMT_CONSTEXPR void for_each_codepoint(string_view s, F f) { - auto decode = [f](const char* p) { - auto cp = uint32_t(); - auto error = 0; - p = utf8_decode(p, &cp, &error); - f(cp, error); - return p; - }; - auto p = s.data(); - const size_t block_size = 4; // utf8_decode always reads blocks of 4 chars. - if (s.size() >= block_size) { - for (auto end = p + s.size() - block_size + 1; p < end;) p = decode(p); - } - if (auto num_chars_left = s.data() + s.size() - p) { - char buf[2 * block_size - 1] = {}; - copy_str(p, p + num_chars_left, buf); - p = buf; - do { - p = decode(p); - } while (p - buf < num_chars_left); - } -} - -template -inline size_t compute_width(basic_string_view s) { - return s.size(); -} - -// Computes approximate display width of a UTF-8 string. -UMPIRE_FMT_CONSTEXPR inline size_t compute_width(string_view s) { - size_t num_code_points = 0; - // It is not a lambda for compatibility with C++14. - struct count_code_points { - size_t* count; - UMPIRE_FMT_CONSTEXPR void operator()(uint32_t cp, int error) const { - *count += - 1 + - (error == 0 && cp >= 0x1100 && - (cp <= 0x115f || // Hangul Jamo init. consonants - cp == 0x2329 || // LEFT-POINTING ANGLE BRACKET〈 - cp == 0x232a || // RIGHT-POINTING ANGLE BRACKET 〉 - // CJK ... Yi except Unicode Character “〿”: - (cp >= 0x2e80 && cp <= 0xa4cf && cp != 0x303f) || - (cp >= 0xac00 && cp <= 0xd7a3) || // Hangul Syllables - (cp >= 0xf900 && cp <= 0xfaff) || // CJK Compatibility Ideographs - (cp >= 0xfe10 && cp <= 0xfe19) || // Vertical Forms - (cp >= 0xfe30 && cp <= 0xfe6f) || // CJK Compatibility Forms - (cp >= 0xff00 && cp <= 0xff60) || // Fullwidth Forms - (cp >= 0xffe0 && cp <= 0xffe6) || // Fullwidth Forms - (cp >= 0x20000 && cp <= 0x2fffd) || // CJK - (cp >= 0x30000 && cp <= 0x3fffd) || - // Miscellaneous Symbols and Pictographs + Emoticons: - (cp >= 0x1f300 && cp <= 0x1f64f) || - // Supplemental Symbols and Pictographs: - (cp >= 0x1f900 && cp <= 0x1f9ff))); - } - }; - for_each_codepoint(s, count_code_points{&num_code_points}); - return num_code_points; -} - -inline size_t compute_width(basic_string_view s) { - return compute_width(basic_string_view( - reinterpret_cast(s.data()), s.size())); -} - -template -inline size_t code_point_index(basic_string_view s, size_t n) { - size_t size = s.size(); - return n < size ? n : size; -} - -// Calculates the index of the nth code point in a UTF-8 string. -inline size_t code_point_index(basic_string_view s, size_t n) { - const char8_type* data = s.data(); - size_t num_code_points = 0; - for (size_t i = 0, size = s.size(); i != size; ++i) { - if ((data[i] & 0xc0) != 0x80 && ++num_code_points > n) return i; - } - return s.size(); -} - -template -using is_fast_float = bool_constant::is_iec559 && - sizeof(T) <= sizeof(double)>; - -#ifndef UMPIRE_FMT_USE_FULL_CACHE_DRAGONBOX -# define UMPIRE_FMT_USE_FULL_CACHE_DRAGONBOX 0 -#endif - -template -template -void buffer::append(const U* begin, const U* end) { - while (begin != end) { - auto count = to_unsigned(end - begin); - try_reserve(size_ + count); - auto free_cap = capacity_ - size_; - if (free_cap < count) count = free_cap; - std::uninitialized_copy_n(begin, count, make_checked(ptr_ + size_, count)); - size_ += count; - begin += count; - } -} - -template -void iterator_buffer::flush() { - auto size = this->size(); - this->clear(); - out_ = copy_str(data_, data_ + this->limit(size), out_); -} -} // namespace detail - -// The number of characters to store in the basic_memory_buffer object itself -// to avoid dynamic memory allocation. -enum { inline_buffer_size = 500 }; - -/** - \rst - A dynamically growing memory buffer for trivially copyable/constructible types - with the first ``SIZE`` elements stored in the object itself. - - You can use one of the following type aliases for common character types: - - +----------------+------------------------------+ - | Type | Definition | - +================+==============================+ - | memory_buffer | basic_memory_buffer | - +----------------+------------------------------+ - | wmemory_buffer | basic_memory_buffer | - +----------------+------------------------------+ - - **Example**:: - - umpire::fmt::memory_buffer out; - format_to(out, "The answer is {}.", 42); - - This will append the following output to the ``out`` object: - - .. code-block:: none - - The answer is 42. - - The output can be converted to an ``std::string`` with ``to_string(out)``. - \endrst - */ -template > -class basic_memory_buffer final : public detail::buffer { - private: - T store_[SIZE]; - - // Don't inherit from Allocator avoid generating type_info for it. - Allocator alloc_; - - // Deallocate memory allocated by the buffer. - void deallocate() { - T* data = this->data(); - if (data != store_) alloc_.deallocate(data, this->capacity()); - } - - protected: - void grow(size_t size) final UMPIRE_FMT_OVERRIDE; - - public: - using value_type = T; - using const_reference = const T&; - - explicit basic_memory_buffer(const Allocator& alloc = Allocator()) - : alloc_(alloc) { - this->set(store_, SIZE); - } - ~basic_memory_buffer() { deallocate(); } - - private: - // Move data from other to this buffer. - void move(basic_memory_buffer& other) { - alloc_ = std::move(other.alloc_); - T* data = other.data(); - size_t size = other.size(), capacity = other.capacity(); - if (data == other.store_) { - this->set(store_, capacity); - std::uninitialized_copy(other.store_, other.store_ + size, - detail::make_checked(store_, capacity)); - } else { - this->set(data, capacity); - // Set pointer to the inline array so that delete is not called - // when deallocating. - other.set(other.store_, 0); - } - this->resize(size); - } - - public: - /** - \rst - Constructs a :class:`umpire::fmt::basic_memory_buffer` object moving the content - of the other object to it. - \endrst - */ - basic_memory_buffer(basic_memory_buffer&& other) UMPIRE_FMT_NOEXCEPT { move(other); } - - /** - \rst - Moves the content of the other ``basic_memory_buffer`` object to this one. - \endrst - */ - basic_memory_buffer& operator=(basic_memory_buffer&& other) UMPIRE_FMT_NOEXCEPT { - UMPIRE_FMT_ASSERT(this != &other, ""); - deallocate(); - move(other); - return *this; - } - - // Returns a copy of the allocator associated with this buffer. - Allocator get_allocator() const { return alloc_; } - - /** - Resizes the buffer to contain *count* elements. If T is a POD type new - elements may not be initialized. - */ - void resize(size_t count) { this->try_resize(count); } - - /** Increases the buffer capacity to *new_capacity*. */ - void reserve(size_t new_capacity) { this->try_reserve(new_capacity); } - - // Directly append data into the buffer - using detail::buffer::append; - template - void append(const ContiguousRange& range) { - append(range.data(), range.data() + range.size()); - } -}; - -template -void basic_memory_buffer::grow(size_t size) { -#ifdef UMPIRE_FMT_FUZZ - if (size > 5000) throw std::runtime_error("fuzz mode - won't grow that much"); -#endif - const size_t max_size = std::allocator_traits::max_size(alloc_); - size_t old_capacity = this->capacity(); - size_t new_capacity = old_capacity + old_capacity / 2; - if (size > new_capacity) - new_capacity = size; - else if (new_capacity > max_size) - new_capacity = size > max_size ? size : max_size; - T* old_data = this->data(); - T* new_data = - std::allocator_traits::allocate(alloc_, new_capacity); - // The following code doesn't throw, so the raw pointer above doesn't leak. - std::uninitialized_copy(old_data, old_data + this->size(), - detail::make_checked(new_data, new_capacity)); - this->set(new_data, new_capacity); - // deallocate must not throw according to the standard, but even if it does, - // the buffer already uses the new storage and will deallocate it in - // destructor. - if (old_data != store_) alloc_.deallocate(old_data, old_capacity); -} - -using memory_buffer = basic_memory_buffer; -using wmemory_buffer = basic_memory_buffer; - -template -struct is_contiguous> : std::true_type { -}; - -/** A formatting error such as invalid format string. */ -UMPIRE_FMT_CLASS_API -class UMPIRE_FMT_API format_error : public std::runtime_error { - public: - explicit format_error(const char* message) : std::runtime_error(message) {} - explicit format_error(const std::string& message) - : std::runtime_error(message) {} - format_error(const format_error&) = default; - format_error& operator=(const format_error&) = default; - format_error(format_error&&) = default; - format_error& operator=(format_error&&) = default; - ~format_error() UMPIRE_FMT_NOEXCEPT UMPIRE_FMT_OVERRIDE; -}; - -namespace detail { - -template -using is_signed = - std::integral_constant::is_signed || - std::is_same::value>; - -// Returns true if value is negative, false otherwise. -// Same as `value < 0` but doesn't produce warnings if T is an unsigned type. -template ::value)> -UMPIRE_FMT_CONSTEXPR bool is_negative(T value) { - return value < 0; -} -template ::value)> -UMPIRE_FMT_CONSTEXPR bool is_negative(T) { - return false; -} - -template ::value)> -UMPIRE_FMT_CONSTEXPR bool is_supported_floating_point(T) { - return (std::is_same::value && UMPIRE_FMT_USE_FLOAT) || - (std::is_same::value && UMPIRE_FMT_USE_DOUBLE) || - (std::is_same::value && UMPIRE_FMT_USE_LONG_DOUBLE); -} - -// Smallest of uint32_t, uint64_t, uint128_t that is large enough to -// represent all values of an integral type T. -template -using uint32_or_64_or_128_t = - conditional_t() <= 32 && !UMPIRE_FMT_REDUCE_INT_INSTANTIATIONS, - uint32_t, - conditional_t() <= 64, uint64_t, uint128_t>>; -template -using uint64_or_128_t = conditional_t() <= 64, uint64_t, uint128_t>; - -// 128-bit integer type used internally -struct UMPIRE_FMT_EXTERN_TEMPLATE_API uint128_wrapper { - uint128_wrapper() = default; - -#if UMPIRE_FMT_USE_INT128 - uint128_t internal_; - - uint128_wrapper(uint64_t high, uint64_t low) UMPIRE_FMT_NOEXCEPT - : internal_{static_cast(low) | - (static_cast(high) << 64)} {} - - uint128_wrapper(uint128_t u) : internal_{u} {} - - uint64_t high() const UMPIRE_FMT_NOEXCEPT { return uint64_t(internal_ >> 64); } - uint64_t low() const UMPIRE_FMT_NOEXCEPT { return uint64_t(internal_); } - - uint128_wrapper& operator+=(uint64_t n) UMPIRE_FMT_NOEXCEPT { - internal_ += n; - return *this; - } -#else - uint64_t high_; - uint64_t low_; - - uint128_wrapper(uint64_t high, uint64_t low) UMPIRE_FMT_NOEXCEPT : high_{high}, - low_{low} {} - - uint64_t high() const UMPIRE_FMT_NOEXCEPT { return high_; } - uint64_t low() const UMPIRE_FMT_NOEXCEPT { return low_; } - - uint128_wrapper& operator+=(uint64_t n) UMPIRE_FMT_NOEXCEPT { -# if defined(_MSC_VER) && defined(_M_X64) - unsigned char carry = _addcarry_u64(0, low_, n, &low_); - _addcarry_u64(carry, high_, 0, &high_); - return *this; -# else - uint64_t sum = low_ + n; - high_ += (sum < low_ ? 1 : 0); - low_ = sum; - return *this; -# endif - } -#endif -}; - -// Table entry type for divisibility test used internally -template struct UMPIRE_FMT_EXTERN_TEMPLATE_API divtest_table_entry { - T mod_inv; - T max_quotient; -}; - -// Static data is placed in this class template for the header-only config. -template struct UMPIRE_FMT_EXTERN_TEMPLATE_API basic_data { - static const uint64_t powers_of_10_64[]; - static const uint32_t zero_or_powers_of_10_32_new[]; - static const uint64_t zero_or_powers_of_10_64_new[]; - static const uint64_t grisu_pow10_significands[]; - static const int16_t grisu_pow10_exponents[]; - static const divtest_table_entry divtest_table_for_pow5_32[]; - static const divtest_table_entry divtest_table_for_pow5_64[]; - static const uint64_t dragonbox_pow10_significands_64[]; - static const uint128_wrapper dragonbox_pow10_significands_128[]; - // log10(2) = 0x0.4d104d427de7fbcc... - static const uint64_t log10_2_significand = 0x4d104d427de7fbcc; -#if !UMPIRE_FMT_USE_FULL_CACHE_DRAGONBOX - static const uint64_t powers_of_5_64[]; - static const uint32_t dragonbox_pow10_recovery_errors[]; -#endif - // GCC generates slightly better code for pairs than chars. - using digit_pair = char[2]; - static const digit_pair digits[]; - static constexpr const char hex_digits[] = "0123456789abcdef"; - static const char foreground_color[]; - static const char background_color[]; - static const char reset_color[5]; - static const wchar_t wreset_color[5]; - static const char signs[]; - static constexpr const unsigned prefixes[] = {0, 0, 0x1000000u | '+', - 0x1000000u | ' '}; - static constexpr const char left_padding_shifts[] = {31, 31, 0, 1, 0}; - static constexpr const char right_padding_shifts[] = {0, 31, 0, 1, 0}; - - // DEPRECATED! These are for ABI compatibility. - static const uint32_t zero_or_powers_of_10_32[]; - static const uint64_t zero_or_powers_of_10_64[]; -}; - -// Maps bsr(n) to ceil(log10(pow(2, bsr(n) + 1) - 1)). -// This is a function instead of an array to workaround a bug in GCC10 (#1810). -UMPIRE_FMT_INLINE uint16_t bsr2log10(int bsr) { - static constexpr uint16_t data[] = { - 1, 1, 1, 2, 2, 2, 3, 3, 3, 4, 4, 4, 4, 5, 5, 5, - 6, 6, 6, 7, 7, 7, 7, 8, 8, 8, 9, 9, 9, 10, 10, 10, - 10, 11, 11, 11, 12, 12, 12, 13, 13, 13, 13, 14, 14, 14, 15, 15, - 15, 16, 16, 16, 16, 17, 17, 17, 18, 18, 18, 19, 19, 19, 19, 20}; - return data[bsr]; -} - -#ifndef UMPIRE_FMT_EXPORTED -UMPIRE_FMT_EXTERN template struct basic_data; -#endif - -// This is a struct rather than an alias to avoid shadowing warnings in gcc. -struct data : basic_data<> {}; - -template UMPIRE_FMT_CONSTEXPR int count_digits_fallback(T n) { - int count = 1; - for (;;) { - // Integer division is slow so do it for a group of four digits instead - // of for every digit. The idea comes from the talk by Alexandrescu - // "Three Optimization Tips for C++". See speed-test for a comparison. - if (n < 10) return count; - if (n < 100) return count + 1; - if (n < 1000) return count + 2; - if (n < 10000) return count + 3; - n /= 10000u; - count += 4; - } -} -#if UMPIRE_FMT_USE_INT128 -UMPIRE_FMT_CONSTEXPR inline int count_digits(uint128_t n) { - return count_digits_fallback(n); -} -#endif - -// Returns the number of decimal digits in n. Leading zeros are not counted -// except for n == 0 in which case count_digits returns 1. -UMPIRE_FMT_CONSTEXPR20 inline int count_digits(uint64_t n) { - if (is_constant_evaluated()) { - return count_digits_fallback(n); - } -#ifdef UMPIRE_FMT_BUILTIN_CLZLL - // https://github.com/fmtlib/format-benchmark/blob/master/digits10 - auto t = bsr2log10(UMPIRE_FMT_BUILTIN_CLZLL(n | 1) ^ 63); - return t - (n < data::zero_or_powers_of_10_64_new[t]); -#else - return count_digits_fallback(n); -#endif -} - -// Counts the number of digits in n. BITS = log2(radix). -template UMPIRE_FMT_CONSTEXPR int count_digits(UInt n) { -#ifdef UMPIRE_FMT_BUILTIN_CLZ - if (num_bits() == 32) - return (UMPIRE_FMT_BUILTIN_CLZ(static_cast(n) | 1) ^ 31) / BITS + 1; -#endif - int num_digits = 0; - do { - ++num_digits; - } while ((n >>= BITS) != 0); - return num_digits; -} - -template <> int count_digits<4>(detail::fallback_uintptr n); - -#if UMPIRE_FMT_GCC_VERSION || UMPIRE_FMT_CLANG_VERSION -# define UMPIRE_FMT_ALWAYS_INLINE inline __attribute__((always_inline)) -#elif UMPIRE_FMT_MSC_VER -# define UMPIRE_FMT_ALWAYS_INLINE __forceinline -#else -# define UMPIRE_FMT_ALWAYS_INLINE inline -#endif - -#ifdef UMPIRE_FMT_BUILTIN_CLZ -// Optional version of count_digits for better performance on 32-bit platforms. -UMPIRE_FMT_CONSTEXPR20 inline int count_digits(uint32_t n) { - if (is_constant_evaluated()) { - return count_digits_fallback(n); - } - auto t = bsr2log10(UMPIRE_FMT_BUILTIN_CLZ(n | 1) ^ 31); - return t - (n < data::zero_or_powers_of_10_32_new[t]); -} -#endif - -template constexpr int digits10() UMPIRE_FMT_NOEXCEPT { - return std::numeric_limits::digits10; -} -template <> constexpr int digits10() UMPIRE_FMT_NOEXCEPT { return 38; } -template <> constexpr int digits10() UMPIRE_FMT_NOEXCEPT { return 38; } - -// DEPRECATED! grouping will be merged into thousands_sep. -template UMPIRE_FMT_API std::string grouping_impl(locale_ref loc); -template inline std::string grouping(locale_ref loc) { - return grouping_impl(loc); -} -template <> inline std::string grouping(locale_ref loc) { - return grouping_impl(loc); -} - -template UMPIRE_FMT_API Char thousands_sep_impl(locale_ref loc); -template inline Char thousands_sep(locale_ref loc) { - return Char(thousands_sep_impl(loc)); -} -template <> inline wchar_t thousands_sep(locale_ref loc) { - return thousands_sep_impl(loc); -} - -template UMPIRE_FMT_API Char decimal_point_impl(locale_ref loc); -template inline Char decimal_point(locale_ref loc) { - return Char(decimal_point_impl(loc)); -} -template <> inline wchar_t decimal_point(locale_ref loc) { - return decimal_point_impl(loc); -} - -// Compares two characters for equality. -template bool equal2(const Char* lhs, const char* rhs) { - return lhs[0] == rhs[0] && lhs[1] == rhs[1]; -} -inline bool equal2(const char* lhs, const char* rhs) { - return memcmp(lhs, rhs, 2) == 0; -} - -// Copies two characters from src to dst. -template void copy2(Char* dst, const char* src) { - *dst++ = static_cast(*src++); - *dst = static_cast(*src); -} -UMPIRE_FMT_INLINE void copy2(char* dst, const char* src) { memcpy(dst, src, 2); } - -template struct format_decimal_result { - Iterator begin; - Iterator end; -}; - -// Formats a decimal unsigned integer value writing into out pointing to a -// buffer of specified size. The caller must ensure that the buffer is large -// enough. -template -UMPIRE_FMT_CONSTEXPR20 format_decimal_result format_decimal(Char* out, - UInt value, - int size) { - UMPIRE_FMT_ASSERT(size >= count_digits(value), "invalid digit count"); - out += size; - Char* end = out; - if (is_constant_evaluated()) { - while (value >= 10) { - *--out = static_cast('0' + value % 10); - value /= 10; - } - *--out = static_cast('0' + value); - return {out, end}; - } - while (value >= 100) { - // Integer division is slow so do it for a group of two digits instead - // of for every digit. The idea comes from the talk by Alexandrescu - // "Three Optimization Tips for C++". See speed-test for a comparison. - out -= 2; - copy2(out, data::digits[value % 100]); - value /= 100; - } - if (value < 10) { - *--out = static_cast('0' + value); - return {out, end}; - } - out -= 2; - copy2(out, data::digits[value]); - return {out, end}; -} - -template >::value)> -inline format_decimal_result format_decimal(Iterator out, UInt value, - int size) { - // Buffer is large enough to hold all digits (digits10 + 1). - Char buffer[digits10() + 1]; - auto end = format_decimal(buffer, value, size).end; - return {out, detail::copy_str(buffer, end, out)}; -} - -template -UMPIRE_FMT_CONSTEXPR Char* format_uint(Char* buffer, UInt value, int num_digits, - bool upper = false) { - buffer += num_digits; - Char* end = buffer; - do { - const char* digits = upper ? "0123456789ABCDEF" : data::hex_digits; - unsigned digit = (value & ((1 << BASE_BITS) - 1)); - *--buffer = static_cast(BASE_BITS < 4 ? static_cast('0' + digit) - : digits[digit]); - } while ((value >>= BASE_BITS) != 0); - return end; -} - -template -Char* format_uint(Char* buffer, detail::fallback_uintptr n, int num_digits, - bool = false) { - auto char_digits = std::numeric_limits::digits / 4; - int start = (num_digits + char_digits - 1) / char_digits - 1; - if (int start_digits = num_digits % char_digits) { - unsigned value = n.value[start--]; - buffer = format_uint(buffer, value, start_digits); - } - for (; start >= 0; --start) { - unsigned value = n.value[start]; - buffer += char_digits; - auto p = buffer; - for (int i = 0; i < char_digits; ++i) { - unsigned digit = (value & ((1 << BASE_BITS) - 1)); - *--p = static_cast(data::hex_digits[digit]); - value >>= BASE_BITS; - } - } - return buffer; -} - -template -inline It format_uint(It out, UInt value, int num_digits, bool upper = false) { - if (auto ptr = to_pointer(out, to_unsigned(num_digits))) { - format_uint(ptr, value, num_digits, upper); - return out; - } - // Buffer should be large enough to hold all digits (digits / BASE_BITS + 1). - char buffer[num_bits() / BASE_BITS + 1]; - format_uint(buffer, value, num_digits, upper); - return detail::copy_str(buffer, buffer + num_digits, out); -} - -// A converter from UTF-8 to UTF-16. -class utf8_to_utf16 { - private: - wmemory_buffer buffer_; - - public: - UMPIRE_FMT_API explicit utf8_to_utf16(string_view s); - operator wstring_view() const { return {&buffer_[0], size()}; } - size_t size() const { return buffer_.size() - 1; } - const wchar_t* c_str() const { return &buffer_[0]; } - std::wstring str() const { return {&buffer_[0], size()}; } -}; - -template struct null {}; - -// Workaround an array initialization issue in gcc 4.8. -template struct fill_t { - private: - enum { max_size = 4 }; - Char data_[max_size] = {Char(' '), Char(0), Char(0), Char(0)}; - unsigned char size_ = 1; - - public: - UMPIRE_FMT_CONSTEXPR void operator=(basic_string_view s) { - auto size = s.size(); - if (size > max_size) { - UMPIRE_FMT_THROW(format_error("invalid fill")); - return; - } - for (size_t i = 0; i < size; ++i) data_[i] = s[i]; - size_ = static_cast(size); - } - - constexpr size_t size() const { return size_; } - constexpr const Char* data() const { return data_; } - - UMPIRE_FMT_CONSTEXPR Char& operator[](size_t index) { return data_[index]; } - UMPIRE_FMT_CONSTEXPR const Char& operator[](size_t index) const { - return data_[index]; - } -}; -} // namespace detail - -// We cannot use enum classes as bit fields because of a gcc bug -// https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61414. -namespace align { -enum type { none, left, right, center, numeric }; -} -using align_t = align::type; - -namespace sign { -enum type { none, minus, plus, space }; -} -using sign_t = sign::type; - -// Format specifiers for built-in and string types. -template struct basic_format_specs { - int width; - int precision; - char type; - align_t align : 4; - sign_t sign : 3; - bool alt : 1; // Alternate form ('#'). - bool localized : 1; - detail::fill_t fill; - - constexpr basic_format_specs() - : width(0), - precision(-1), - type(0), - align(align::none), - sign(sign::none), - alt(false), - localized(false) {} -}; - -using format_specs = basic_format_specs; - -namespace detail { -namespace dragonbox { - -// Type-specific information that Dragonbox uses. -template struct float_info; - -template <> struct float_info { - using carrier_uint = uint32_t; - static const int significand_bits = 23; - static const int exponent_bits = 8; - static const int min_exponent = -126; - static const int max_exponent = 127; - static const int exponent_bias = -127; - static const int decimal_digits = 9; - static const int kappa = 1; - static const int big_divisor = 100; - static const int small_divisor = 10; - static const int min_k = -31; - static const int max_k = 46; - static const int cache_bits = 64; - static const int divisibility_check_by_5_threshold = 39; - static const int case_fc_pm_half_lower_threshold = -1; - static const int case_fc_pm_half_upper_threshold = 6; - static const int case_fc_lower_threshold = -2; - static const int case_fc_upper_threshold = 6; - static const int case_shorter_interval_left_endpoint_lower_threshold = 2; - static const int case_shorter_interval_left_endpoint_upper_threshold = 3; - static const int shorter_interval_tie_lower_threshold = -35; - static const int shorter_interval_tie_upper_threshold = -35; - static const int max_trailing_zeros = 7; -}; - -template <> struct float_info { - using carrier_uint = uint64_t; - static const int significand_bits = 52; - static const int exponent_bits = 11; - static const int min_exponent = -1022; - static const int max_exponent = 1023; - static const int exponent_bias = -1023; - static const int decimal_digits = 17; - static const int kappa = 2; - static const int big_divisor = 1000; - static const int small_divisor = 100; - static const int min_k = -292; - static const int max_k = 326; - static const int cache_bits = 128; - static const int divisibility_check_by_5_threshold = 86; - static const int case_fc_pm_half_lower_threshold = -2; - static const int case_fc_pm_half_upper_threshold = 9; - static const int case_fc_lower_threshold = -4; - static const int case_fc_upper_threshold = 9; - static const int case_shorter_interval_left_endpoint_lower_threshold = 2; - static const int case_shorter_interval_left_endpoint_upper_threshold = 3; - static const int shorter_interval_tie_lower_threshold = -77; - static const int shorter_interval_tie_upper_threshold = -77; - static const int max_trailing_zeros = 16; -}; - -template struct decimal_fp { - using significand_type = typename float_info::carrier_uint; - significand_type significand; - int exponent; -}; - -template UMPIRE_FMT_API decimal_fp to_decimal(T x) UMPIRE_FMT_NOEXCEPT; -} // namespace dragonbox - -template -constexpr typename dragonbox::float_info::carrier_uint exponent_mask() { - using uint = typename dragonbox::float_info::carrier_uint; - return ((uint(1) << dragonbox::float_info::exponent_bits) - 1) - << dragonbox::float_info::significand_bits; -} - -// A floating-point presentation format. -enum class float_format : unsigned char { - general, // General: exponent notation or fixed point based on magnitude. - exp, // Exponent notation with the default precision of 6, e.g. 1.2e-3. - fixed, // Fixed point with the default precision of 6, e.g. 0.0012. - hex -}; - -struct float_specs { - int precision; - float_format format : 8; - sign_t sign : 8; - bool upper : 1; - bool locale : 1; - bool binary32 : 1; - bool use_grisu : 1; - bool showpoint : 1; -}; - -// Writes the exponent exp in the form "[+-]d{2,3}" to buffer. -template It write_exponent(int exp, It it) { - UMPIRE_FMT_ASSERT(-10000 < exp && exp < 10000, "exponent out of range"); - if (exp < 0) { - *it++ = static_cast('-'); - exp = -exp; - } else { - *it++ = static_cast('+'); - } - if (exp >= 100) { - const char* top = data::digits[exp / 100]; - if (exp >= 1000) *it++ = static_cast(top[0]); - *it++ = static_cast(top[1]); - exp %= 100; - } - const char* d = data::digits[exp]; - *it++ = static_cast(d[0]); - *it++ = static_cast(d[1]); - return it; -} - -template -int format_float(T value, int precision, float_specs specs, buffer& buf); - -// Formats a floating-point number with snprintf. -template -int snprintf_float(T value, int precision, float_specs specs, - buffer& buf); - -template T promote_float(T value) { return value; } -inline double promote_float(float value) { return static_cast(value); } - -template -UMPIRE_FMT_CONSTEXPR float_specs parse_float_type_spec( - const basic_format_specs& specs, ErrorHandler&& eh = {}) { - auto result = float_specs(); - result.showpoint = specs.alt; - result.locale = specs.localized; - switch (specs.type) { - case 0: - result.format = float_format::general; - break; - case 'G': - result.upper = true; - UMPIRE_FMT_FALLTHROUGH; - case 'g': - result.format = float_format::general; - break; - case 'E': - result.upper = true; - UMPIRE_FMT_FALLTHROUGH; - case 'e': - result.format = float_format::exp; - result.showpoint |= specs.precision != 0; - break; - case 'F': - result.upper = true; - UMPIRE_FMT_FALLTHROUGH; - case 'f': - result.format = float_format::fixed; - result.showpoint |= specs.precision != 0; - break; - case 'A': - result.upper = true; - UMPIRE_FMT_FALLTHROUGH; - case 'a': - result.format = float_format::hex; - break; -#ifdef UMPIRE_FMT_DEPRECATED_N_SPECIFIER - case 'n': - result.locale = true; - break; -#endif - default: - eh.on_error("invalid type specifier"); - break; - } - return result; -} - -template -UMPIRE_FMT_CONSTEXPR void check_int_type_spec(char spec, ErrorHandler&& eh) { - switch (spec) { - case 0: - case 'd': - case 'x': - case 'X': - case 'b': - case 'B': - case 'o': -#ifdef UMPIRE_FMT_DEPRECATED_N_SPECIFIER - case 'n': -#endif - case 'c': - break; - default: - eh.on_error("invalid type specifier"); - break; - } -} - -template -UMPIRE_FMT_CONSTEXPR void handle_char_specs(const basic_format_specs& specs, - Handler&& handler) { - if (specs.type && specs.type != 'c') return handler.on_int(); - if (specs.align == align::numeric || specs.sign != sign::none || specs.alt) - handler.on_error("invalid format specifier for char"); - handler.on_char(); -} - -template -UMPIRE_FMT_CONSTEXPR void handle_cstring_type_spec(Char spec, Handler&& handler) { - if (spec == 0 || spec == 's') - handler.on_string(); - else if (spec == 'p') - handler.on_pointer(); - else - handler.on_error("invalid type specifier"); -} - -template -UMPIRE_FMT_CONSTEXPR void check_string_type_spec(Char spec, ErrorHandler&& eh) { - if (spec != 0 && spec != 's') eh.on_error("invalid type specifier"); -} - -template -UMPIRE_FMT_CONSTEXPR void check_pointer_type_spec(Char spec, ErrorHandler&& eh) { - if (spec != 0 && spec != 'p') eh.on_error("invalid type specifier"); -} - -template -class char_specs_checker : public ErrorHandler { - private: - char type_; - - public: - UMPIRE_FMT_CONSTEXPR char_specs_checker(char type, ErrorHandler eh) - : ErrorHandler(eh), type_(type) {} - - UMPIRE_FMT_CONSTEXPR void on_int() { check_int_type_spec(type_, *this); } - UMPIRE_FMT_CONSTEXPR void on_char() {} -}; - -template -class cstring_type_checker : public ErrorHandler { - public: - UMPIRE_FMT_CONSTEXPR explicit cstring_type_checker(ErrorHandler eh) - : ErrorHandler(eh) {} - - UMPIRE_FMT_CONSTEXPR void on_string() {} - UMPIRE_FMT_CONSTEXPR void on_pointer() {} -}; - -template -UMPIRE_FMT_NOINLINE UMPIRE_FMT_CONSTEXPR OutputIt fill(OutputIt it, size_t n, - const fill_t& fill) { - auto fill_size = fill.size(); - if (fill_size == 1) return detail::fill_n(it, n, fill[0]); - auto data = fill.data(); - for (size_t i = 0; i < n; ++i) - it = copy_str(data, data + fill_size, it); - return it; -} - -// Writes the output of f, padded according to format specifications in specs. -// size: output size in code units. -// width: output display width in (terminal) column positions. -template -UMPIRE_FMT_CONSTEXPR OutputIt write_padded(OutputIt out, - const basic_format_specs& specs, - size_t size, size_t width, F&& f) { - static_assert(align == align::left || align == align::right, ""); - unsigned spec_width = to_unsigned(specs.width); - size_t padding = spec_width > width ? spec_width - width : 0; - auto* shifts = align == align::left ? data::left_padding_shifts - : data::right_padding_shifts; - size_t left_padding = padding >> shifts[specs.align]; - size_t right_padding = padding - left_padding; - auto it = reserve(out, size + padding * specs.fill.size()); - if (left_padding != 0) it = fill(it, left_padding, specs.fill); - it = f(it); - if (right_padding != 0) it = fill(it, right_padding, specs.fill); - return base_iterator(out, it); -} - -template -constexpr OutputIt write_padded(OutputIt out, - const basic_format_specs& specs, - size_t size, F&& f) { - return write_padded(out, specs, size, size, f); -} - -template -OutputIt write_bytes(OutputIt out, string_view bytes, - const basic_format_specs& specs) { - return write_padded(out, specs, bytes.size(), - [bytes](reserve_iterator it) { - const char* data = bytes.data(); - return copy_str(data, data + bytes.size(), it); - }); -} - -template -constexpr OutputIt write_char(OutputIt out, Char value, - const basic_format_specs& specs) { - return write_padded(out, specs, 1, [=](reserve_iterator it) { - *it++ = value; - return it; - }); -} - -// Data for write_int that doesn't depend on output iterator type. It is used to -// avoid template code bloat. -template struct write_int_data { - size_t size; - size_t padding; - - UMPIRE_FMT_CONSTEXPR write_int_data(int num_digits, unsigned prefix, - const basic_format_specs& specs) - : size((prefix >> 24) + to_unsigned(num_digits)), padding(0) { - if (specs.align == align::numeric) { - auto width = to_unsigned(specs.width); - if (width > size) { - padding = width - size; - size = width; - } - } else if (specs.precision > num_digits) { - size = (prefix >> 24) + to_unsigned(specs.precision); - padding = to_unsigned(specs.precision - num_digits); - } - } -}; - -// Writes an integer in the format -// -// where are written by write_digits(it). -// prefix contains chars in three lower bytes and the size in the fourth byte. -template -UMPIRE_FMT_CONSTEXPR UMPIRE_FMT_INLINE OutputIt -write_int(OutputIt out, int num_digits, unsigned prefix, - const basic_format_specs& specs, W write_digits) { - // Slightly faster check for specs.width == 0 && specs.precision == -1. - if ((specs.width | (specs.precision + 1)) == 0) { - auto it = reserve(out, to_unsigned(num_digits) + (prefix >> 24)); - if (prefix != 0) { - for (unsigned p = prefix & 0xffffff; p != 0; p >>= 8) - *it++ = static_cast(p & 0xff); - } - return base_iterator(out, write_digits(it)); - } - auto data = write_int_data(num_digits, prefix, specs); - return write_padded( - out, specs, data.size, [=](reserve_iterator it) { - for (unsigned p = prefix & 0xffffff; p != 0; p >>= 8) - *it++ = static_cast(p & 0xff); - it = detail::fill_n(it, data.padding, static_cast('0')); - return write_digits(it); - }); -} - -template -bool write_int_localized(OutputIt& out, UInt value, unsigned prefix, - const basic_format_specs& specs, - locale_ref loc) { - static_assert(std::is_same, UInt>::value, ""); - const auto sep_size = 1; - std::string groups = grouping(loc); - if (groups.empty()) return false; - auto sep = thousands_sep(loc); - if (!sep) return false; - int num_digits = count_digits(value); - int size = num_digits, n = num_digits; - std::string::const_iterator group = groups.cbegin(); - while (group != groups.cend() && n > *group && *group > 0 && - *group != max_value()) { - size += sep_size; - n -= *group; - ++group; - } - if (group == groups.cend()) size += sep_size * ((n - 1) / groups.back()); - char digits[40]; - format_decimal(digits, value, num_digits); - basic_memory_buffer buffer; - if (prefix != 0) ++size; - const auto usize = to_unsigned(size); - buffer.resize(usize); - basic_string_view s(&sep, sep_size); - // Index of a decimal digit with the least significant digit having index 0. - int digit_index = 0; - group = groups.cbegin(); - auto p = buffer.data() + size - 1; - for (int i = num_digits - 1; i > 0; --i) { - *p-- = static_cast(digits[i]); - if (*group <= 0 || ++digit_index % *group != 0 || - *group == max_value()) - continue; - if (group + 1 != groups.cend()) { - digit_index = 0; - ++group; - } - std::uninitialized_copy(s.data(), s.data() + s.size(), - make_checked(p, s.size())); - p -= s.size(); - } - *p-- = static_cast(*digits); - if (prefix != 0) *p = static_cast(prefix); - auto data = buffer.data(); - out = write_padded( - out, specs, usize, usize, [=](reserve_iterator it) { - return copy_str(data, data + size, it); - }); - return true; -} - -UMPIRE_FMT_CONSTEXPR inline void prefix_append(unsigned& prefix, unsigned value) { - prefix |= prefix != 0 ? value << 8 : value; - prefix += (1u + (value > 0xff ? 1 : 0)) << 24; -} - -template -UMPIRE_FMT_CONSTEXPR OutputIt write_int(OutputIt out, T value, - const basic_format_specs& specs, - locale_ref loc) { - auto prefix = 0u; - auto abs_value = static_cast>(value); - if (is_negative(value)) { - prefix = 0x01000000 | '-'; - abs_value = 0 - abs_value; - } else { - prefix = data::prefixes[specs.sign]; - } - auto utype = static_cast(specs.type); - switch (specs.type) { - case 0: - case 'd': { - if (specs.localized && - write_int_localized(out, static_cast>(abs_value), - prefix, specs, loc)) { - return out; - } - auto num_digits = count_digits(abs_value); - return write_int( - out, num_digits, prefix, specs, [=](reserve_iterator it) { - return format_decimal(it, abs_value, num_digits).end; - }); - } - case 'x': - case 'X': { - if (specs.alt) prefix_append(prefix, (utype << 8) | '0'); - bool upper = specs.type != 'x'; - int num_digits = count_digits<4>(abs_value); - return write_int( - out, num_digits, prefix, specs, [=](reserve_iterator it) { - return format_uint<4, Char>(it, abs_value, num_digits, upper); - }); - } - case 'b': - case 'B': { - if (specs.alt) prefix_append(prefix, (utype << 8) | '0'); - int num_digits = count_digits<1>(abs_value); - return write_int(out, num_digits, prefix, specs, - [=](reserve_iterator it) { - return format_uint<1, Char>(it, abs_value, num_digits); - }); - } - case 'o': { - int num_digits = count_digits<3>(abs_value); - if (specs.alt && specs.precision <= num_digits && abs_value != 0) { - // Octal prefix '0' is counted as a digit, so only add it if precision - // is not greater than the number of digits. - prefix_append(prefix, '0'); - } - return write_int(out, num_digits, prefix, specs, - [=](reserve_iterator it) { - return format_uint<3, Char>(it, abs_value, num_digits); - }); - } -#ifdef UMPIRE_FMT_DEPRECATED_N_SPECIFIER - case 'n': - return write_int_localized(out, abs_value, prefix, specs, loc); -#endif - case 'c': - return write_char(out, static_cast(abs_value), specs); - default: - UMPIRE_FMT_THROW(format_error("invalid type specifier")); - } - return out; -} - -template -UMPIRE_FMT_CONSTEXPR OutputIt write(OutputIt out, basic_string_view s, - const basic_format_specs& specs) { - auto data = s.data(); - auto size = s.size(); - if (specs.precision >= 0 && to_unsigned(specs.precision) < size) - size = code_point_index(s, to_unsigned(specs.precision)); - auto width = specs.width != 0 - ? compute_width(basic_string_view(data, size)) - : 0; - return write_padded(out, specs, size, width, - [=](reserve_iterator it) { - return copy_str(data, data + size, it); - }); -} - -template -OutputIt write_nonfinite(OutputIt out, bool isinf, - const basic_format_specs& specs, - const float_specs& fspecs) { - auto str = - isinf ? (fspecs.upper ? "INF" : "inf") : (fspecs.upper ? "NAN" : "nan"); - constexpr size_t str_size = 3; - auto sign = fspecs.sign; - auto size = str_size + (sign ? 1 : 0); - return write_padded(out, specs, size, [=](reserve_iterator it) { - if (sign) *it++ = static_cast(data::signs[sign]); - return copy_str(str, str + str_size, it); - }); -} - -// A decimal floating-point number significand * pow(10, exp). -struct big_decimal_fp { - const char* significand; - int significand_size; - int exponent; -}; - -inline int get_significand_size(const big_decimal_fp& fp) { - return fp.significand_size; -} -template -inline int get_significand_size(const dragonbox::decimal_fp& fp) { - return count_digits(fp.significand); -} - -template -inline OutputIt write_significand(OutputIt out, const char* significand, - int& significand_size) { - return copy_str(significand, significand + significand_size, out); -} -template -inline OutputIt write_significand(OutputIt out, UInt significand, - int significand_size) { - return format_decimal(out, significand, significand_size).end; -} - -template ::value)> -inline Char* write_significand(Char* out, UInt significand, - int significand_size, int integral_size, - Char decimal_point) { - if (!decimal_point) - return format_decimal(out, significand, significand_size).end; - auto end = format_decimal(out + 1, significand, significand_size).end; - if (integral_size == 1) - out[0] = out[1]; - else - std::uninitialized_copy_n(out + 1, integral_size, out); - out[integral_size] = decimal_point; - return end; -} - -template >::value)> -inline OutputIt write_significand(OutputIt out, UInt significand, - int significand_size, int integral_size, - Char decimal_point) { - // Buffer is large enough to hold digits (digits10 + 1) and a decimal point. - Char buffer[digits10() + 2]; - auto end = write_significand(buffer, significand, significand_size, - integral_size, decimal_point); - return detail::copy_str(buffer, end, out); -} - -template -inline OutputIt write_significand(OutputIt out, const char* significand, - int significand_size, int integral_size, - Char decimal_point) { - out = detail::copy_str(significand, significand + integral_size, out); - if (!decimal_point) return out; - *out++ = decimal_point; - return detail::copy_str(significand + integral_size, - significand + significand_size, out); -} - -template -OutputIt write_float(OutputIt out, const DecimalFP& fp, - const basic_format_specs& specs, float_specs fspecs, - Char decimal_point) { - auto significand = fp.significand; - int significand_size = get_significand_size(fp); - static const Char zero = static_cast('0'); - auto sign = fspecs.sign; - size_t size = to_unsigned(significand_size) + (sign ? 1 : 0); - using iterator = reserve_iterator; - - int output_exp = fp.exponent + significand_size - 1; - auto use_exp_format = [=]() { - if (fspecs.format == float_format::exp) return true; - if (fspecs.format != float_format::general) return false; - // Use the fixed notation if the exponent is in [exp_lower, exp_upper), - // e.g. 0.0001 instead of 1e-04. Otherwise use the exponent notation. - const int exp_lower = -4, exp_upper = 16; - return output_exp < exp_lower || - output_exp >= (fspecs.precision > 0 ? fspecs.precision : exp_upper); - }; - if (use_exp_format()) { - int num_zeros = 0; - if (fspecs.showpoint) { - num_zeros = fspecs.precision - significand_size; - if (num_zeros < 0) num_zeros = 0; - size += to_unsigned(num_zeros); - } else if (significand_size == 1) { - decimal_point = Char(); - } - auto abs_output_exp = output_exp >= 0 ? output_exp : -output_exp; - int exp_digits = 2; - if (abs_output_exp >= 100) exp_digits = abs_output_exp >= 1000 ? 4 : 3; - - size += to_unsigned((decimal_point ? 1 : 0) + 2 + exp_digits); - char exp_char = fspecs.upper ? 'E' : 'e'; - auto write = [=](iterator it) { - if (sign) *it++ = static_cast(data::signs[sign]); - // Insert a decimal point after the first digit and add an exponent. - it = write_significand(it, significand, significand_size, 1, - decimal_point); - if (num_zeros > 0) it = detail::fill_n(it, num_zeros, zero); - *it++ = static_cast(exp_char); - return write_exponent(output_exp, it); - }; - return specs.width > 0 ? write_padded(out, specs, size, write) - : base_iterator(out, write(reserve(out, size))); - } - - int exp = fp.exponent + significand_size; - if (fp.exponent >= 0) { - // 1234e5 -> 123400000[.0+] - size += to_unsigned(fp.exponent); - int num_zeros = fspecs.precision - exp; -#ifdef UMPIRE_FMT_FUZZ - if (num_zeros > 5000) - throw std::runtime_error("fuzz mode - avoiding excessive cpu use"); -#endif - if (fspecs.showpoint) { - if (num_zeros <= 0 && fspecs.format != float_format::fixed) num_zeros = 1; - if (num_zeros > 0) size += to_unsigned(num_zeros) + 1; - } - return write_padded(out, specs, size, [&](iterator it) { - if (sign) *it++ = static_cast(data::signs[sign]); - it = write_significand(it, significand, significand_size); - it = detail::fill_n(it, fp.exponent, zero); - if (!fspecs.showpoint) return it; - *it++ = decimal_point; - return num_zeros > 0 ? detail::fill_n(it, num_zeros, zero) : it; - }); - } else if (exp > 0) { - // 1234e-2 -> 12.34[0+] - int num_zeros = fspecs.showpoint ? fspecs.precision - significand_size : 0; - size += 1 + to_unsigned(num_zeros > 0 ? num_zeros : 0); - return write_padded(out, specs, size, [&](iterator it) { - if (sign) *it++ = static_cast(data::signs[sign]); - it = write_significand(it, significand, significand_size, exp, - decimal_point); - return num_zeros > 0 ? detail::fill_n(it, num_zeros, zero) : it; - }); - } - // 1234e-6 -> 0.001234 - int num_zeros = -exp; - if (significand_size == 0 && fspecs.precision >= 0 && - fspecs.precision < num_zeros) { - num_zeros = fspecs.precision; - } - bool pointy = num_zeros != 0 || significand_size != 0 || fspecs.showpoint; - size += 1 + (pointy ? 1 : 0) + to_unsigned(num_zeros); - return write_padded(out, specs, size, [&](iterator it) { - if (sign) *it++ = static_cast(data::signs[sign]); - *it++ = zero; - if (!pointy) return it; - *it++ = decimal_point; - it = detail::fill_n(it, num_zeros, zero); - return write_significand(it, significand, significand_size); - }); -} - -template ::value)> -OutputIt write(OutputIt out, T value, basic_format_specs specs, - locale_ref loc = {}) { - if (const_check(!is_supported_floating_point(value))) return out; - float_specs fspecs = parse_float_type_spec(specs); - fspecs.sign = specs.sign; - if (std::signbit(value)) { // value < 0 is false for NaN so use signbit. - fspecs.sign = sign::minus; - value = -value; - } else if (fspecs.sign == sign::minus) { - fspecs.sign = sign::none; - } - - if (!std::isfinite(value)) - return write_nonfinite(out, std::isinf(value), specs, fspecs); - - if (specs.align == align::numeric && fspecs.sign) { - auto it = reserve(out, 1); - *it++ = static_cast(data::signs[fspecs.sign]); - out = base_iterator(out, it); - fspecs.sign = sign::none; - if (specs.width != 0) --specs.width; - } - - memory_buffer buffer; - if (fspecs.format == float_format::hex) { - if (fspecs.sign) buffer.push_back(data::signs[fspecs.sign]); - snprintf_float(promote_float(value), specs.precision, fspecs, buffer); - return write_bytes(out, {buffer.data(), buffer.size()}, specs); - } - int precision = specs.precision >= 0 || !specs.type ? specs.precision : 6; - if (fspecs.format == float_format::exp) { - if (precision == max_value()) - UMPIRE_FMT_THROW(format_error("number is too big")); - else - ++precision; - } - if (const_check(std::is_same())) fspecs.binary32 = true; - fspecs.use_grisu = is_fast_float(); - int exp = format_float(promote_float(value), precision, fspecs, buffer); - fspecs.precision = precision; - Char point = - fspecs.locale ? decimal_point(loc) : static_cast('.'); - auto fp = big_decimal_fp{buffer.data(), static_cast(buffer.size()), exp}; - return write_float(out, fp, specs, fspecs, point); -} - -template ::value)> -OutputIt write(OutputIt out, T value) { - if (const_check(!is_supported_floating_point(value))) return out; - - using floaty = conditional_t::value, double, T>; - using uint = typename dragonbox::float_info::carrier_uint; - auto bits = bit_cast(value); - - auto fspecs = float_specs(); - auto sign_bit = bits & (uint(1) << (num_bits() - 1)); - if (sign_bit != 0) { - fspecs.sign = sign::minus; - value = -value; - } - - static const auto specs = basic_format_specs(); - uint mask = exponent_mask(); - if ((bits & mask) == mask) - return write_nonfinite(out, std::isinf(value), specs, fspecs); - - auto dec = dragonbox::to_decimal(static_cast(value)); - return write_float(out, dec, specs, fspecs, static_cast('.')); -} - -template ::value && - !is_fast_float::value)> -inline OutputIt write(OutputIt out, T value) { - return write(out, value, basic_format_specs()); -} - -template -OutputIt write_ptr(OutputIt out, UIntPtr value, - const basic_format_specs* specs) { - int num_digits = count_digits<4>(value); - auto size = to_unsigned(num_digits) + size_t(2); - auto write = [=](reserve_iterator it) { - *it++ = static_cast('0'); - *it++ = static_cast('x'); - return format_uint<4, Char>(it, value, num_digits); - }; - return specs ? write_padded(out, *specs, size, write) - : base_iterator(out, write(reserve(out, size))); -} - -template struct is_integral : std::is_integral {}; -template <> struct is_integral : std::true_type {}; -template <> struct is_integral : std::true_type {}; - -template -OutputIt write(OutputIt out, monostate) { - UMPIRE_FMT_ASSERT(false, ""); - return out; -} - -template ::value)> -OutputIt write(OutputIt out, string_view value) { - auto it = reserve(out, value.size()); - it = copy_str(value.begin(), value.end(), it); - return base_iterator(out, it); -} - -template -UMPIRE_FMT_CONSTEXPR OutputIt write(OutputIt out, basic_string_view value) { - auto it = reserve(out, value.size()); - it = copy_str(value.begin(), value.end(), it); - return base_iterator(out, it); -} - -template ::value)> -constexpr OutputIt write(OutputIt out, const T& value) { - return write(out, to_string_view(value)); -} - -template ::value && - !std::is_same::value && - !std::is_same::value)> -UMPIRE_FMT_CONSTEXPR OutputIt write(OutputIt out, T value) { - auto abs_value = static_cast>(value); - bool negative = is_negative(value); - // Don't do -abs_value since it trips unsigned-integer-overflow sanitizer. - if (negative) abs_value = ~abs_value + 1; - int num_digits = count_digits(abs_value); - auto size = (negative ? 1 : 0) + static_cast(num_digits); - auto it = reserve(out, size); - if (auto ptr = to_pointer(it, size)) { - if (negative) *ptr++ = static_cast('-'); - format_decimal(ptr, abs_value, num_digits); - return out; - } - if (negative) *it++ = static_cast('-'); - it = format_decimal(it, abs_value, num_digits).end; - return base_iterator(out, it); -} - -// UMPIRE_FMT_ENABLE_IF() condition separated to workaround MSVC bug -template < - typename Char, typename OutputIt, typename T, - bool check = - std::is_enum::value && !std::is_same::value && - mapped_type_constant>::value != - type::custom_type, - UMPIRE_FMT_ENABLE_IF(check)> -UMPIRE_FMT_CONSTEXPR OutputIt write(OutputIt out, T value) { - return write( - out, static_cast::type>(value)); -} - -template -constexpr OutputIt write(OutputIt out, bool value) { - return write(out, string_view(value ? "true" : "false")); -} - -template -UMPIRE_FMT_CONSTEXPR OutputIt write(OutputIt out, Char value) { - auto it = reserve(out, 1); - *it++ = value; - return base_iterator(out, it); -} - -template -UMPIRE_FMT_CONSTEXPR OutputIt write(OutputIt out, const Char* value) { - if (!value) { - UMPIRE_FMT_THROW(format_error("string pointer is null")); - } else { - auto length = std::char_traits::length(value); - out = write(out, basic_string_view(value, length)); - } - return out; -} - -template -OutputIt write(OutputIt out, const void* value) { - return write_ptr(out, to_uintptr(value), nullptr); -} - -template -auto write(OutputIt out, const T& value) -> typename std::enable_if< - mapped_type_constant>::value == - type::custom_type, - OutputIt>::type { - using context_type = basic_format_context; - using formatter_type = - conditional_t::value, - typename context_type::template formatter_type, - fallback_formatter>; - context_type ctx(out, {}, {}); - return formatter_type().format(value, ctx); -} - -// An argument visitor that formats the argument and writes it via the output -// iterator. It's a class and not a generic lambda for compatibility with C++11. -template struct default_arg_formatter { - using context = basic_format_context; - - OutputIt out; - basic_format_args args; - locale_ref loc; - - template OutputIt operator()(T value) { - return write(out, value); - } - - OutputIt operator()(typename basic_format_arg::handle handle) { - basic_format_parse_context parse_ctx({}); - basic_format_context format_ctx(out, args, loc); - handle.format(parse_ctx, format_ctx); - return format_ctx.out(); - } -}; - -template -class arg_formatter_base { - public: - using iterator = OutputIt; - using char_type = Char; - using format_specs = basic_format_specs; - - private: - iterator out_; - const format_specs& specs_; - locale_ref locale_; - - // Attempts to reserve space for n extra characters in the output range. - // Returns a pointer to the reserved range or a reference to out_. - auto reserve(size_t n) -> decltype(detail::reserve(out_, n)) { - return detail::reserve(out_, n); - } - - void write(char value) { - auto&& it = reserve(1); - *it++ = value; - } - - template ::value)> - void write(Ch value) { - out_ = detail::write(out_, value); - } - - void write(string_view value) { - auto&& it = reserve(value.size()); - it = copy_str(value.begin(), value.end(), it); - } - void write(wstring_view value) { - static_assert(std::is_same::value, ""); - auto&& it = reserve(value.size()); - it = copy_str(value.begin(), value.end(), it); - } - - template - void write(const Ch* s, size_t size, const format_specs& specs) { - auto width = - specs.width != 0 ? compute_width(basic_string_view(s, size)) : 0; - out_ = write_padded(out_, specs, size, width, - [=](reserve_iterator it) { - return copy_str(s, s + size, it); - }); - } - - template - UMPIRE_FMT_CONSTEXPR void write(basic_string_view s, - const format_specs& specs = {}) { - out_ = detail::write(out_, s, specs); - } - - void write_pointer(const void* p) { - out_ = write_ptr(out_, to_uintptr(p), &specs_); - } - - struct char_spec_handler : ErrorHandler { - arg_formatter_base& formatter; - Char value; - - constexpr char_spec_handler(arg_formatter_base& f, Char val) - : formatter(f), value(val) {} - - UMPIRE_FMT_CONSTEXPR void on_int() { - // char is only formatted as int if there are specs. - formatter.out_ = - detail::write_int(formatter.out_, static_cast(value), - formatter.specs_, formatter.locale_); - } - UMPIRE_FMT_CONSTEXPR void on_char() { - formatter.out_ = write_char(formatter.out_, value, formatter.specs_); - } - }; - - struct cstring_spec_handler : error_handler { - arg_formatter_base& formatter; - const Char* value; - - cstring_spec_handler(arg_formatter_base& f, const Char* val) - : formatter(f), value(val) {} - - void on_string() { formatter.write(value); } - void on_pointer() { formatter.write_pointer(value); } - }; - - protected: - iterator out() { return out_; } - const format_specs& specs() { return specs_; } - - UMPIRE_FMT_CONSTEXPR void write(bool value) { - write(string_view(value ? "true" : "false"), specs_); - } - - void write(const Char* value) { - if (value) - write(basic_string_view(value), specs_); - else - UMPIRE_FMT_THROW(format_error("string pointer is null")); - } - - public: - constexpr arg_formatter_base(OutputIt out, const format_specs& s, locale_ref loc) - : out_(out), specs_(s), locale_(loc) {} - - iterator operator()(monostate) { - UMPIRE_FMT_ASSERT(false, "invalid argument type"); - return out_; - } - - template ::value)> - UMPIRE_FMT_CONSTEXPR UMPIRE_FMT_INLINE iterator operator()(T value) { - return out_ = detail::write_int(out_, value, specs_, locale_); - } - - UMPIRE_FMT_CONSTEXPR iterator operator()(Char value) { - handle_char_specs(specs_, - char_spec_handler(*this, static_cast(value))); - return out_; - } - - UMPIRE_FMT_CONSTEXPR iterator operator()(bool value) { - if (specs_.type && specs_.type != 's') return (*this)(value ? 1 : 0); - write(value != 0); - return out_; - } - - template ::value)> - iterator operator()(T value) { - if (const_check(is_supported_floating_point(value))) - out_ = detail::write(out_, value, specs_, locale_); - else - UMPIRE_FMT_ASSERT(false, "unsupported float argument type"); - return out_; - } - - iterator operator()(const Char* value) { - handle_cstring_type_spec(specs_.type, cstring_spec_handler(*this, value)); - return out_; - } - - UMPIRE_FMT_CONSTEXPR iterator operator()(basic_string_view value) { - check_string_type_spec(specs_.type, error_handler()); - write(value, specs_); - return out_; - } - - iterator operator()(const void* value) { - check_pointer_type_spec(specs_.type, error_handler()); - write_pointer(value); - return out_; - } -}; - -/** The default argument formatter. */ -template -class arg_formatter : public arg_formatter_base { - private: - using char_type = Char; - using base = arg_formatter_base; - using context_type = basic_format_context; - - context_type& ctx_; - - public: - using iterator = typename base::iterator; - using format_specs = typename base::format_specs; - - /** - \rst - Constructs an argument formatter object. - *ctx* is a reference to the formatting context, - *specs* contains format specifier information for standard argument types. - \endrst - */ - constexpr explicit arg_formatter(context_type& ctx, const format_specs& specs) - : base(ctx.out(), specs, ctx.locale()), ctx_(ctx) {} - - using base::operator(); - - iterator operator()(typename basic_format_arg::handle) { - // User-defined types are handled separately because they require access to - // the parse context. - return ctx_.out(); - } -}; - -template UMPIRE_FMT_CONSTEXPR bool is_name_start(Char c) { - return ('a' <= c && c <= 'z') || ('A' <= c && c <= 'Z') || '_' == c; -} - -// Parses the range [begin, end) as an unsigned integer. This function assumes -// that the range is non-empty and the first character is a digit. -template -UMPIRE_FMT_CONSTEXPR int parse_nonnegative_int(const Char*& begin, const Char* end, - ErrorHandler&& eh) { - UMPIRE_FMT_ASSERT(begin != end && '0' <= *begin && *begin <= '9', ""); - unsigned value = 0; - // Convert to unsigned to prevent a warning. - constexpr unsigned max_int = max_value(); - unsigned big = max_int / 10; - do { - // Check for overflow. - if (value > big) { - value = max_int + 1; - break; - } - value = value * 10 + unsigned(*begin - '0'); - ++begin; - } while (begin != end && '0' <= *begin && *begin <= '9'); - if (value > max_int) eh.on_error("number is too big"); - return static_cast(value); -} - -template class custom_formatter { - private: - using char_type = typename Context::char_type; - - basic_format_parse_context& parse_ctx_; - Context& ctx_; - - public: - explicit custom_formatter(basic_format_parse_context& parse_ctx, - Context& ctx) - : parse_ctx_(parse_ctx), ctx_(ctx) {} - - void operator()(typename basic_format_arg::handle h) const { - h.format(parse_ctx_, ctx_); - } - - template void operator()(T) const {} -}; - -template -using is_integer = - bool_constant::value && !std::is_same::value && - !std::is_same::value && - !std::is_same::value>; - -template class width_checker { - public: - explicit UMPIRE_FMT_CONSTEXPR width_checker(ErrorHandler& eh) : handler_(eh) {} - - template ::value)> - UMPIRE_FMT_CONSTEXPR unsigned long long operator()(T value) { - if (is_negative(value)) handler_.on_error("negative width"); - return static_cast(value); - } - - template ::value)> - UMPIRE_FMT_CONSTEXPR unsigned long long operator()(T) { - handler_.on_error("width is not integer"); - return 0; - } - - private: - ErrorHandler& handler_; -}; - -template class precision_checker { - public: - explicit UMPIRE_FMT_CONSTEXPR precision_checker(ErrorHandler& eh) : handler_(eh) {} - - template ::value)> - UMPIRE_FMT_CONSTEXPR unsigned long long operator()(T value) { - if (is_negative(value)) handler_.on_error("negative precision"); - return static_cast(value); - } - - template ::value)> - UMPIRE_FMT_CONSTEXPR unsigned long long operator()(T) { - handler_.on_error("precision is not integer"); - return 0; - } - - private: - ErrorHandler& handler_; -}; - -// A format specifier handler that sets fields in basic_format_specs. -template class specs_setter { - public: - explicit UMPIRE_FMT_CONSTEXPR specs_setter(basic_format_specs& specs) - : specs_(specs) {} - - UMPIRE_FMT_CONSTEXPR specs_setter(const specs_setter& other) - : specs_(other.specs_) {} - - UMPIRE_FMT_CONSTEXPR void on_align(align_t align) { specs_.align = align; } - UMPIRE_FMT_CONSTEXPR void on_fill(basic_string_view fill) { - specs_.fill = fill; - } - UMPIRE_FMT_CONSTEXPR void on_plus() { specs_.sign = sign::plus; } - UMPIRE_FMT_CONSTEXPR void on_minus() { specs_.sign = sign::minus; } - UMPIRE_FMT_CONSTEXPR void on_space() { specs_.sign = sign::space; } - UMPIRE_FMT_CONSTEXPR void on_hash() { specs_.alt = true; } - UMPIRE_FMT_CONSTEXPR void on_localized() { specs_.localized = true; } - - UMPIRE_FMT_CONSTEXPR void on_zero() { - specs_.align = align::numeric; - specs_.fill[0] = Char('0'); - } - - UMPIRE_FMT_CONSTEXPR void on_width(int width) { specs_.width = width; } - UMPIRE_FMT_CONSTEXPR void on_precision(int precision) { - specs_.precision = precision; - } - UMPIRE_FMT_CONSTEXPR void end_precision() {} - - UMPIRE_FMT_CONSTEXPR void on_type(Char type) { - specs_.type = static_cast(type); - } - - protected: - basic_format_specs& specs_; -}; - -template class numeric_specs_checker { - public: - UMPIRE_FMT_CONSTEXPR numeric_specs_checker(ErrorHandler& eh, detail::type arg_type) - : error_handler_(eh), arg_type_(arg_type) {} - - UMPIRE_FMT_CONSTEXPR void require_numeric_argument() { - if (!is_arithmetic_type(arg_type_)) - error_handler_.on_error("format specifier requires numeric argument"); - } - - UMPIRE_FMT_CONSTEXPR void check_sign() { - require_numeric_argument(); - if (is_integral_type(arg_type_) && arg_type_ != type::int_type && - arg_type_ != type::long_long_type && arg_type_ != type::char_type) { - error_handler_.on_error("format specifier requires signed argument"); - } - } - - UMPIRE_FMT_CONSTEXPR void check_precision() { - if (is_integral_type(arg_type_) || arg_type_ == type::pointer_type) - error_handler_.on_error("precision not allowed for this argument type"); - } - - private: - ErrorHandler& error_handler_; - detail::type arg_type_; -}; - -// A format specifier handler that checks if specifiers are consistent with the -// argument type. -template class specs_checker : public Handler { - private: - numeric_specs_checker checker_; - - // Suppress an MSVC warning about using this in initializer list. - UMPIRE_FMT_CONSTEXPR Handler& error_handler() { return *this; } - - public: - UMPIRE_FMT_CONSTEXPR specs_checker(const Handler& handler, detail::type arg_type) - : Handler(handler), checker_(error_handler(), arg_type) {} - - UMPIRE_FMT_CONSTEXPR specs_checker(const specs_checker& other) - : Handler(other), checker_(error_handler(), other.arg_type_) {} - - UMPIRE_FMT_CONSTEXPR void on_align(align_t align) { - if (align == align::numeric) checker_.require_numeric_argument(); - Handler::on_align(align); - } - - UMPIRE_FMT_CONSTEXPR void on_plus() { - checker_.check_sign(); - Handler::on_plus(); - } - - UMPIRE_FMT_CONSTEXPR void on_minus() { - checker_.check_sign(); - Handler::on_minus(); - } - - UMPIRE_FMT_CONSTEXPR void on_space() { - checker_.check_sign(); - Handler::on_space(); - } - - UMPIRE_FMT_CONSTEXPR void on_hash() { - checker_.require_numeric_argument(); - Handler::on_hash(); - } - - UMPIRE_FMT_CONSTEXPR void on_localized() { - checker_.require_numeric_argument(); - Handler::on_localized(); - } - - UMPIRE_FMT_CONSTEXPR void on_zero() { - checker_.require_numeric_argument(); - Handler::on_zero(); - } - - UMPIRE_FMT_CONSTEXPR void end_precision() { checker_.check_precision(); } -}; - -template