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StephanKaarnemertz
StephanKa
authored and
arnemertz
committed
added embedded toolchain
1 parent 098ae9a commit d80b7ae

12 files changed

Lines changed: 512 additions & 22 deletions

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‎.github/workflows/build_cmake.yml‎

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@@ -138,3 +138,52 @@ jobs:
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- name: Build
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shell: bash
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run: cmake --build --preset build-unixlike-${{ matrix.compiler.preset }}-${{ matrix.buildtype }}-static-analysis
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linux-cross-compiling-armv7:
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name: ARM GCC, ${{ matrix.os }}, ${{ matrix.buildtype }}
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runs-on: ${{ matrix.os }}
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strategy:
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fail-fast: false # 'false' means Don't stop matrix workflows even if some matrix entry fails.
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matrix:
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os: [ubuntu-22.04]
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buildtype: [debug, release]
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steps:
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- uses: actions/checkout@v3
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- name: Cache
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uses: actions/cache@v3
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env:
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cache-name: cache-conan-modules
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with:
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path: |
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${{ env.CONAN_USER_HOME }}
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~/.cache/pip
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key: ${{ runner.os }}-${{ env.BUILD_TYPE }}-${{ hashFiles('CMakeLists.txt') }}-${{ hashFiles('cmake/Conan.cmake') }}
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- name: Install conan
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shell: bash
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run: |
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python3 -m pip install --upgrade pip setuptools conan==1.59
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source ~/.profile
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- name: Install dependencies
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run: |
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sudo apt update
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sudo apt install ninja-build wget
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shell: bash
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- name: Install GCC ARM
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run: |
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wget -O archive.tar.xz "https://developer.arm.com/-/media/Files/downloads/gnu/12.2.rel1/binrel/arm-gnu-toolchain-12.2.rel1-x86_64-arm-none-eabi.tar.xz?rev=7bd049b7a3034e64885fa1a71c12f91d&hash=732D909FA8F68C0E1D0D17D08E057619" && \
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echo 84be93d0f9e96a15addd490b6e237f588c641c8afdf90e7610a628007fc96867 archive.tar.xz > /tmp/archive.sha256 && sha256sum -c /tmp/archive.sha256 && rm /tmp/archive.sha256 && \
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tar xf archive.tar.xz -C /opt
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shell: bash
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- name: Configure via CMake
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shell: bash
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run: cmake --preset gcc-arm-${{ matrix.buildtype }}
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- name: Build
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shell: bash
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run: cmake --build --preset gcc-arm-${{ matrix.buildtype }}

‎CMakeLists.txt‎

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@@ -100,6 +100,12 @@ ENDIF()
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INCLUDE(cmake/Conan.cmake)
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RUN_CONAN()
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ADD_SUBDIRECTORY(src)
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IF(CMAKE_CROSSCOMPILING)
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RETURN()
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ENDIF()
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IF(ENABLE_TESTING)
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ENABLE_TESTING()
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MESSAGE("Building Tests. Be sure to check out test/constexpr_tests for constexpr testing")
@@ -110,5 +116,3 @@ IF(ENABLE_FUZZING)
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MESSAGE("Building Fuzz Tests, using fuzzing sanitizer https://www.llvm.org/docs/LibFuzzer.html")
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ADD_SUBDIRECTORY(fuzz_test)
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ENDIF()
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ADD_SUBDIRECTORY(src)

‎CMakePresets.json‎

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@@ -318,6 +318,42 @@
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"ENABLE_CLANG_TIDY": "ON",
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"ENABLE_INCLUDE_WHAT_YOU_USE": "ON"
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}
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},
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{
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"name": "gcc-arm-debug",
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"generator": "Ninja",
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"toolchainFile": "${sourceDir}/cmake/arm-cortex-gnu/ArmCortexM4Gnu.cmake",
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"binaryDir": "${sourceDir}/out/build/${presetName}",
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"installDir": "${sourceDir}/out/install/${presetName}",
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"cacheVariables": {
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"CPP_STARTER_USE_EMBEDDED_TOOLCHAIN": "ON",
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"CMAKE_BUILD_TYPE": "Debug",
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"CMAKE_SYSTEM_NAME": "Linux",
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"CONAN_ARCHITECTURE": "armv7",
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"CMAKE_CROSSCOMPILE": "ON",
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"CMAKE_SYSTEM_PROCESSOR": "arm",
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"CMAKE_TRY_COMPILE_TARGET_TYPE": "STATIC_LIBRARY",
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"CMAKE_CXX_COMPILER_FORCED": "ON",
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"CMAKE_CROSSCOMPILING": "TRUE"
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}
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},
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{
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"name": "gcc-arm-release",
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"generator": "Ninja",
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"toolchainFile": "${sourceDir}/cmake/arm-cortex-gnu/ArmCortexM4Gnu.cmake",
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"binaryDir": "${sourceDir}/out/build/${presetName}",
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"installDir": "${sourceDir}/out/install/${presetName}",
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"cacheVariables": {
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"CPP_STARTER_USE_EMBEDDED_TOOLCHAIN": "ON",
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"CMAKE_BUILD_TYPE": "Release",
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"CMAKE_SYSTEM_NAME": "Linux",
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"CONAN_ARCHITECTURE": "armv7",
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"CMAKE_CROSSCOMPILE": "ON",
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"CMAKE_SYSTEM_PROCESSOR": "arm",
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"CMAKE_TRY_COMPILE_TARGET_TYPE": "STATIC_LIBRARY",
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"CMAKE_CXX_COMPILER_FORCED": "ON",
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"CMAKE_CROSSCOMPILING": "TRUE"
356+
}
321357
}
322358
],
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"buildPresets": [
@@ -404,6 +440,14 @@
404440
{
405441
"name": "build-unixlike-clang-15-debug-static-analysis",
406442
"configurePreset": "unixlike-clang-15-debug-static-analysis"
443+
},
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{
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"name": "build-gcc-arm-debug",
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"configurePreset": "gcc-arm-debug"
447+
},
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{
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"name": "build-gcc-arm-release",
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"configurePreset": "gcc-arm-release"
407451
}
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],
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"testPresets": [

‎cmake/Conan.cmake‎

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@@ -66,26 +66,41 @@ MACRO(RUN_CONAN)
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SET(CONAN_HOST_PROFILE ${ProjectOptions_CONAN_HOST_PROFILE})
6767
ENDIF()
6868

69-
# PATH_OR_REFERENCE ${CMAKE_SOURCE_DIR} is used to tell conan to process
70-
# the external "conanfile.py" provided with the project
71-
# Alternatively a conanfile.txt could be used
72-
CONAN_CMAKE_INSTALL(
73-
PATH_OR_REFERENCE
74-
${CMAKE_SOURCE_DIR}
75-
BUILD
76-
missing
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# Pass compile-time configured options into conan
78-
OPTIONS
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${ProjectOptions_CONAN_OPTIONS}
80-
# Pass CMake compilers to Conan
81-
${CONAN_ENV}
82-
PROFILE_HOST
83-
${CONAN_HOST_PROFILE}
84-
PROFILE_BUILD
85-
${CONAN_BUILD_PROFILE}
86-
# Pass either autodetected settings or a conan profile
87-
${CONAN_SETTINGS}
88-
${OUTPUT_QUIET})
69+
IF(CMAKE_CROSSCOMPILING AND NOT CONAN_ARCHITECTURE)
70+
MESSAGE(FATAL_ERROR "The variable CONAN_ARCHITECTURE must be specified for cross-compiling")
71+
ENDIF()
72+
73+
IF(CMAKE_CROSSCOMPILING)
74+
CONAN_CMAKE_RUN(
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CONANFILE conanfile_embedded.txt
76+
BASIC_SETUP
77+
ARCH ${CONAN_ARCHITECTURE}
78+
ENV CC=${CMAKE_C_COMPILER}
79+
ENV CXX=${CMAKE_CXX_COMPILER}
80+
ENV CFLAGS=${CMAKE_C_FLAGS}
81+
ENV CXXFLAGS=${CMAKE_CXX_FLAGS}
82+
PROFILE_AUTO ALL
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BUILD missing
84+
)
85+
ELSE()
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CONAN_CMAKE_INSTALL(
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PATH_OR_REFERENCE
88+
${CMAKE_SOURCE_DIR}
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BUILD
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missing
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# Pass compile-time configured options into conan
92+
OPTIONS
93+
${ProjectOptions_CONAN_OPTIONS}
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# Pass CMake compilers to Conan
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${CONAN_ENV}
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PROFILE_HOST
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${CONAN_HOST_PROFILE}
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PROFILE_BUILD
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${CONAN_BUILD_PROFILE}
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# Pass either autodetected settings or a conan profile
101+
${CONAN_SETTINGS}
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${OUTPUT_QUIET})
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ENDIF()
89104
ENDFOREACH()
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ENDIF()

‎cmake/Options.cmake‎

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@@ -32,6 +32,7 @@ OPTION(CPP_STARTER_USE_SML "Enable compilation of SML sample" OFF)
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OPTION(CPP_STARTER_USE_BOOST_BEAST "Enable compilation of boost beast sample" OFF)
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OPTION(CPP_STARTER_USE_CROW "Enable compilation of crow sample" OFF)
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OPTION(CPP_STARTER_USE_CPPZMQ_PROTO "Enable compilation of protobuf and cppzmq sample" OFF)
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OPTION(CPP_STARTER_USE_EMBEDDED_TOOLCHAIN "Enable compilation an example cortex m4 project" OFF)
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# Note: by default ENABLE_DEVELOPER_MODE is True
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# This means that all analysis (sanitizers, static analysis)

‎cmake/arm-cortex-gnu/ArmCortexGnuToolchain.cmake‎

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SET(TARGET_TRIPLET "arm-none-eabi")
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SET(ARM_COMPILER_VERSION 12.2.rel1)
3+
SET(ARM_COMPILER_PATH /opt/arm-gnu-toolchain-${ARM_COMPILER_VERSION}-x86_64-${TARGET_TRIPLET}/bin)
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# Without that flag CMake is not able to pass test compilation check
5+
SET(CMAKE_TRY_COMPILE_TARGET_TYPE STATIC_LIBRARY)
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7+
SET(CMAKE_C_COMPILER ${ARM_COMPILER_PATH}/${TARGET_TRIPLET}-gcc${ARM_COMPILER_EXT})
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SET(CMAKE_CXX_COMPILER ${ARM_COMPILER_PATH}/${TARGET_TRIPLET}-g++${ARM_COMPILER_EXT})
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SET(CMAKE_ASM_COMPILER ${ARM_COMPILER_PATH}/${TARGET_TRIPLET}-gcc${ARM_COMPILER_EXT})
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SET(CMAKE_LINKER ${ARM_COMPILER_PATH}/${TARGET_TRIPLET}-gcc${ARM_COMPILER_EXT})
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SET(CMAKE_SIZE_UTIL ${ARM_COMPILER_PATH}/${TARGET_TRIPLET}-size${ARM_COMPILER_EXT})
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SET(CMAKE_OBJCOPY ${ARM_COMPILER_PATH}/${TARGET_TRIPLET}-objcopy${ARM_COMPILER_EXT})
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SET(CMAKE_OBJDUMP ${ARM_COMPILER_PATH}/${TARGET_TRIPLET}-objdump${ARM_COMPILER_EXT})
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SET(CMAKE_NM_UTIL ${ARM_COMPILER_PATH}/${TARGET_TRIPLET}-gcc-nm${ARM_COMPILER_EXT})
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SET(CMAKE_AR ${ARM_COMPILER_PATH}/${TARGET_TRIPLET}-gcc-ar${ARM_COMPILER_EXT})
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SET(CMAKE_RANLIB ${ARM_COMPILER_PATH}/${TARGET_TRIPLET}-gcc-ranlib${ARM_COMPILER_EXT})
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18+
SET(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)
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SET(CMAKE_FIND_ROOT_PATH_MODE_PACKAGE ONLY)
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# Compiler and linker flags
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SET(CMAKE_COMMON_FLAGS "${MCPU_FLAGS} ${VFP_FLAGS} -g3 -ffunction-sections -fdata-sections -fno-strict-aliasing -fno-builtin -fno-common -Wall -Wshadow -Wdouble-promotion -Werror -Wno-unused-parameter")
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SET(CMAKE_C_FLAGS_INIT "${CMAKE_COMMON_FLAGS}")
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SET(CMAKE_CXX_FLAGS_INIT "${CMAKE_COMMON_FLAGS}")
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SET(CMAKE_ASM_FLAGS_INIT "${CMAKE_COMMON_FLAGS}")
27+
SET(CMAKE_EXE_LINKER_FLAGS_INIT "${LD_FLAGS} --specs=nosys.specs -Wl,--gc-sections,-print-memory-usage")
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29+
SET(CMAKE_C_FLAGS_DEBUG_INIT "-O0")
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SET(CMAKE_CXX_ASM_FLAGS_DEBUG_INIT "-O0")
31+
SET(CMAKE_ASM_FLAGS_DEBUG_INIT "")
32+
SET(CMAKE_EXE_LINKER_FLAGS_DEBUG_INIT "")
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34+
SET(CMAKE_C_FLAGS_RELEASE_INIT "-Os -flto")
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SET(CMAKE_CXX_FLAGS_RELEASE_INIT "-Os -flto")
36+
SET(CMAKE_ASM_FLAGS_RELEASE_INIT "")
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SET(CMAKE_EXE_LINKER_FLAGS_RELEASE_INIT "-flto")

‎cmake/arm-cortex-gnu/ArmCortexM4Gnu.cmake‎

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SET(MCPU_FLAGS "-mthumb -mcpu=cortex-m4")
2+
SET(VFP_FLAGS "-mfloat-abi=hard -mfpu=fpv4-sp-d16")
3+
4+
INCLUDE(${CMAKE_CURRENT_LIST_DIR}/ArmCortexGnuToolchain.cmake)

‎conanfile_embedded.txt‎

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1+
# Docs at https://docs.conan.io/en/latest/reference/conanfile_txt.html
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[requires]
3+
fmt/9.1.0
4+
sml/1.1.6
5+
6+
[generators]
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cmake
8+
9+
[options]
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fmt:header_only=True

‎src/CMakeLists.txt‎

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11
# SML
2+
IF(CMAKE_CROSSCOMPILING)
3+
IF(CPP_STARTER_USE_EMBEDDED_TOOLCHAIN)
4+
MESSAGE("Using Embedded Toolchain")
5+
ADD_SUBDIRECTORY(embedded)
6+
ENDIF()
7+
RETURN()
8+
ENDIF()
9+
210
IF(CPP_STARTER_USE_SML)
311
MESSAGE("Using SML")
412
ADD_SUBDIRECTORY(sml)
@@ -22,6 +30,7 @@ IF(CPP_STARTER_USE_CPPZMQ_PROTO)
2230
ADD_SUBDIRECTORY(protobuf.cppzmq)
2331
ENDIF()
2432

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2534
# Generic test that uses conan libs
2635
ADD_EXECUTABLE(intro main.cpp)
2736
TARGET_LINK_LIBRARIES(

‎src/embedded/CMakeLists.txt‎

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SET(TARGET test_arm_gcc)
2+
3+
ADD_EXECUTABLE(${TARGET} main.cpp)
4+
TARGET_LINK_LIBRARIES(${TARGET} ${CONAN_LIBS})
5+
6+
SET_TARGET_PROPERTIES(${TARGET} PROPERTIES SUFFIX ".elf")
7+
TARGET_LINK_OPTIONS(${TARGET}
8+
PRIVATE
9+
-T${CMAKE_CURRENT_SOURCE_DIR}/linkerScript.ld
10+
-Wl,-Map=${TARGET}.map
11+
)
12+
ADD_CUSTOM_TARGET(${TARGET}.bin ALL
13+
DEPENDS ${TARGET}
14+
COMMAND ${CMAKE_OBJCOPY} -Obinary ${TARGET}.elf ${TARGET}.bin
15+
COMMAND ${CMAKE_OBJCOPY} -Oihex ${TARGET}.elf ${TARGET}.hex
16+
)

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