Merge pull request #938 from cppalliance/local_metal_benching

Author: ckormanyos

.github/workflows/metal.yml

@@ -1,6 +1,6 @@
 # ------------------------------------------------------------------------------
-#  Copyright Matt Borland 2023 - 2024.
-#  Copyright Christopher Kormanyos 2023 - 2024.
+#  Copyright Matt Borland 2023 - 2025.
+#  Copyright Christopher Kormanyos 2023 - 2025.
 #  Distributed under the Boost Software License,
 #  Version 1.0. (See accompanying file LICENSE_1_0.txt
 #  or copy at http://www.boost.org/LICENSE_1_0.txt)
@@ -33,20 +33,20 @@ jobs:
           wget http://security.ubuntu.com/ubuntu/pool/universe/n/ncurses/libncursesw5_6.3-2ubuntu0.1_amd64.deb
           sudo apt install ./libncursesw5_6.3-2ubuntu0.1_amd64.deb
           mkdir -p emu_env && cd emu_env
-          wget --no-check-certificate https://developer.arm.com/-/media/Files/downloads/gnu/13.3.rel1/binrel/arm-gnu-toolchain-13.3.rel1-x86_64-arm-none-eabi.tar.xz
-          tar -xf arm-gnu-toolchain-13.3.rel1-x86_64-arm-none-eabi.tar.xz
+          wget --no-check-certificate https://developer.arm.com/-/media/Files/downloads/gnu/14.3.rel1/binrel/arm-gnu-toolchain-14.3.rel1-x86_64-arm-none-eabi.tar.xz
+          tar -xf arm-gnu-toolchain-14.3.rel1-x86_64-arm-none-eabi.tar.xz
           wget --no-check-certificate https://github.com/xpack-dev-tools/qemu-arm-xpack/releases/download/v8.2.6-1/xpack-qemu-arm-8.2.6-1-linux-x64.tar.gz
           tar -xzf xpack-qemu-arm-8.2.6-1-linux-x64.tar.gz
         working-directory: ./test/metal/
       - name: build benchmark_single-stm32f429
         run: |
-          PATH="${{ runner.workspace }}/decimal/test/metal/emu_env/arm-gnu-toolchain-13.3.rel1-x86_64-arm-none-eabi/bin:$PATH"
+          PATH="${{ runner.workspace }}/decimal/test/metal/emu_env/arm-gnu-toolchain-14.3.rel1-x86_64-arm-none-eabi/bin:$PATH"
           echo 'Query arm-none-eabi-g++ version'
           echo
           arm-none-eabi-g++ -v
           echo
           mkdir -p bin
-          arm-none-eabi-g++ -std=c++20 -Wall -Wextra -Wpedantic -Os -g -gdwarf-2 -ffunction-sections -fdata-sections -x c++ -fno-rtti -fno-use-cxa-atexit -fno-exceptions -fno-nonansi-builtins -fno-threadsafe-statics -fno-enforce-eh-specs -fno-inline-functions -mcpu=cortex-m4 -mtune=cortex-m4 -mthumb -mfloat-abi=soft -mno-unaligned-access -mno-long-calls -I../../include -DBOOST_DECIMAL_DISABLE_CLIB -DAPP_BENCHMARK_STANDALONE_MAIN app_benchmark_non_std_decimal.cpp ./target/micros/stm32f429/make/single/crt.cpp ./target/micros/stm32f429/make/single/mcal_gcc_cxx_completion_with_stdlib.cpp -nostartfiles -Wl,--gc-sections -Wl,-Map,./bin/app_benchmark_non_std_decimal.map -T ./target/micros/stm32f429/make/stm32f429.ld --specs=nano.specs --specs=nosys.specs -Wl,--print-memory-usage -o ./bin/app_benchmark_non_std_decimal.elf
+          arm-none-eabi-g++ -std=c++23 -Wall -Wextra -Wpedantic  -Wconversion -Wsign-conversion -Wunused-parameter -Wuninitialized -Wshadow -Os -g -gdwarf-2 -ffunction-sections -fdata-sections -x c++ -fno-rtti -fno-use-cxa-atexit -fno-exceptions -fno-nonansi-builtins -fno-threadsafe-statics -fno-enforce-eh-specs -fno-inline-functions -mcpu=cortex-m4 -mtune=cortex-m4 -mthumb -mfloat-abi=soft -mno-unaligned-access -mno-long-calls -I../../include -DBOOST_DECIMAL_DISABLE_CLIB -DAPP_BENCHMARK_STANDALONE_MAIN app_benchmark_non_std_decimal.cpp ./target/micros/stm32f429/make/single/crt.cpp ./target/micros/stm32f429/make/single/mcal_gcc_cxx_completion_with_stdlib.cpp -nostartfiles -Wl,--gc-sections -Wl,-Map,./bin/app_benchmark_non_std_decimal.map -T ./target/micros/stm32f429/make/stm32f429.ld --specs=nano.specs --specs=nosys.specs -Wl,--print-memory-usage -o ./bin/app_benchmark_non_std_decimal.elf
           arm-none-eabi-objcopy ./bin/app_benchmark_non_std_decimal.elf -O ihex ./bin/app_benchmark_non_std_decimal.hex
           ls -la ./bin/app_benchmark_non_std_decimal.elf ./bin/app_benchmark_non_std_decimal.hex ./bin/app_benchmark_non_std_decimal.map
         working-directory: ./test/metal/
@@ -59,7 +59,7 @@ jobs:
       - name: run-test-on-target
         run: |
           sleep 2
-          PATH="${{ runner.workspace }}/decimal/test/metal/emu_env/arm-gnu-toolchain-13.3.rel1-x86_64-arm-none-eabi/bin:$PATH"
+          PATH="${{ runner.workspace }}/decimal/test/metal/emu_env/arm-gnu-toolchain-14.3.rel1-x86_64-arm-none-eabi/bin:$PATH"
           echo 'Run test on target'
           echo
           arm-none-eabi-gdb ./bin/app_benchmark_non_std_decimal.elf -x ./target/build/test_app_benchmarks_emulator.gdb > ./app_benchmark_non_std_decimal.txt

README.md

@@ -6,6 +6,7 @@
 | Github Actions   | [![CI](https://github.com/cppalliance/decimal/actions/workflows/ci.yml/badge.svg?branch=master)](https://github.com/cppalliance/decimal/actions/workflows/ci.yml) | [![CI](https://github.com/cppalliance/decimal/actions/workflows/ci.yml/badge.svg?branch=develop)](https://github.com/cppalliance/decimal/actions/workflows/ci.yml)
 | Codecov          | [![codecov](https://codecov.io/gh/cppalliance/decimal/branch/master/graph/badge.svg?token=drvY8nnV5S)](https://codecov.io/gh/cppalliance/decimal)                 | [![codecov](https://codecov.io/gh/cppalliance/decimal/graph/badge.svg?token=drvY8nnV5S)](https://codecov.io/gh/cppalliance/decimal) |
 | Fuzzing          | [![Fuzzing](https://github.com/cppalliance/decimal/actions/workflows/fuzz.yml/badge.svg?branch=master)](https://github.com/cppalliance/decimal/actions/workflows/fuzz.yml) | [![Fuzzing](https://github.com/cppalliance/decimal/actions/workflows/fuzz.yml/badge.svg?branch=develop)](https://github.com/cppalliance/decimal/actions/workflows/fuzz.yml) |
+| Metal            | [![Metal](https://github.com/cppalliance/decimal/actions/workflows/metal.yml/badge.svg?branch=master)](https://github.com/cppalliance/decimal/actions/workflows/metal.yml) | [![Metal](https://github.com/cppalliance/decimal/actions/workflows/metal.yml/badge.svg?branch=develop)](https://github.com/cppalliance/decimal/actions/workflows/metal.yml) |
 
 ---
 
@@ -51,12 +52,12 @@ conan create decimal/conan --build missing
 
 # Supported Platforms
 
-Boost.Decimal is tested natively on Ubuntu (x86_64, s390x, and aarch64), macOS (x86_64, and Apple Silicon), and Windows (x32 and x64);
-as well as emulated PPC64LE and STM32 using QEMU with the following compilers:
+Boost.Decimal is tested natively on Ubuntu (x86_64, s390x, and aarch64), macOS (x86_64, and Apple Silicon),
+and Windows (x32 and x64); as well as emulated PPC64LE and ARM Cortex-M using QEMU with the following compilers:
 
 * GCC 7 and later
 * Clang 6 and later
-* Visual Studio 2017 and later
+* Visual Studio 2019 and later
 * Intel OneAPI DPC++
 
 # Synopsis
@@ -122,7 +123,7 @@ int main()
 ```
 
 This intuitive straightforwardness is the same when using Standard-Library
-functions (such as STL functions, `<cmath>`-like functions and the like).
+functions (such as STL functions, `<cmath>` functions and the like).
 
 ```cpp
 #include <boost/decimal.hpp>

include/boost/decimal/decimal32_fast.hpp

@@ -466,7 +466,7 @@ constexpr auto direct_init(const detail::decimal_fast32_t_components& x) noexcep
 {
     decimal_fast32_t val;
     val.significand_ = x.sig;
-    val.exponent_ = static_cast<std::uint_fast8_t>(static_cast<int>(x.exp) + detail::bias_v<decimal_fast32_t>);
+    val.exponent_ = static_cast<typename decimal_fast32_t::exponent_type>(static_cast<int>(x.exp) + detail::bias_v<decimal_fast32_t>);
     val.sign_ = x.sign;
 
     return val;