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puya_toolchain.cmake
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set(CMAKE_SYSTEM_NAME Generic)
set(CMAKE_SYSTEM_PROCESSOR ARM)
set(PUYA_CHIP "PY32F003x8")
set(TOOLCHAIN_PREFIX arm-none-eabi-)
set(ARM_TOOLCHAIN_DIR /opt/gcc-arm/arm-gnu-toolchain-12.3.rel1-x86_64-arm-none-eabi/bin)
set(CMAKE_FIND_ROOT_PATH ${ARM_TOOLCHAIN_DIR})
set(CMAKE_EXE_LINKER_FLAGS "-specs=nano.specs -specs=nosys.specs -static -lc -lm -Wl,-Map=${CMAKE_PROJECT_NAME}.map -Wl,--gc-sections -Wl,--print-memory-usage -Wl,--no-warn-rwx-segments -T ${CMAKE_SOURCE_DIR}/puya_libs/LDScripts/${PUYA_CHIP}.ld" CACHE INTERNAL "Linker options")
set(CMAKE_C_COMPILER ${ARM_TOOLCHAIN_DIR}/${TOOLCHAIN_PREFIX}gcc)
set(CMAKE_ASM_COMPILER ${CMAKE_C_COMPILER})
set(CMAKE_CXX_COMPILER ${ARM_TOOLCHAIN_DIR}/${TOOLCHAIN_PREFIX}g++)
set(CMAKE_AR ${ARM_TOOLCHAIN_DIR}/${TOOLCHAIN_PREFIX}gcc-ar)
set(CMAKE_RANLIB ${ARM_TOOLCHAIN_DIR}/${TOOLCHAIN_PREFIX}gcc-ranlib)
set(OBJECT_GEN_FLAGS "-mthumb -mcpu=cortex-m0plus")
set(OPTIMALIZATION_FLAGS "-gdwarf-3 -O3")
set(CMAKE_C_FLAGS "${OBJECT_GEN_FLAGS} ${OPTIMALIZATION_FLAGS} -std=gnu99 -Wall -ffunction-sections -fdata-sections" CACHE INTERNAL "C Compiler options")
set(CMAKE_CXX_FLAGS "${OBJECT_GEN_FLAGS} ${OPTIMALIZATION_FLAGS} -std=c++11 " CACHE INTERNAL "C++ Compiler options")
set(CMAKE_ASM_FLAGS "${OBJECT_GEN_FLAGS} ${OPTIMALIZATION_FLAGS} -Wa,--warn" CACHE INTERNAL "ASM Compiler options")
# Default C compiler flags
set(CMAKE_C_FLAGS_DEBUG_INIT "-g3 -Og -Wall -pedantic -DDEBUG")
set(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG_INIT}" CACHE STRING "" FORCE)
set(CMAKE_C_FLAGS_RELEASE_INIT "-O3 -Wall")
set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE_INIT}" CACHE STRING "" FORCE)
set(CMAKE_C_FLAGS_MINSIZEREL_INIT "-Os -Wall")
set(CMAKE_C_FLAGS_MINSIZEREL "${CMAKE_C_FLAGS_MINSIZEREL_INIT}" CACHE STRING "" FORCE)
set(CMAKE_C_FLAGS_RELWITHDEBINFO_INIT "-O2 -g -Wall")
set(CMAKE_C_FLAGS_RELWITHDEBINFO "${CMAKE_C_FLAGS_RELWITHDEBINFO_INIT}" CACHE STRING "" FORCE)
# Default C++ compiler flags
set(CMAKE_CXX_FLAGS_DEBUG_INIT "-g3 -Og -Wall -pedantic -DDEBUG")
set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG_INIT}" CACHE STRING "" FORCE)
set(CMAKE_CXX_FLAGS_RELEASE_INIT "-O3 -Wall")
set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE_INIT}" CACHE STRING "" FORCE)
set(CMAKE_CXX_FLAGS_MINSIZEREL_INIT "-Os -Wall")
set(CMAKE_CXX_FLAGS_MINSIZEREL "${CMAKE_CXX_FLAGS_MINSIZEREL_INIT}" CACHE STRING "" FORCE)
set(CMAKE_CXX_FLAGS_RELWITHDEBINFO_INIT "-O2 -g -Wall")
set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "${CMAKE_CXX_FLAGS_RELWITHDEBINFO_INIT}" CACHE STRING "" FORCE)
set(CMAKE_OBJCOPY ${ARM_TOOLCHAIN_DIR}/${TOOLCHAIN_PREFIX}objcopy CACHE INTERNAL "objcopy tool")
set(CMAKE_SIZE_UTIL ${ARM_TOOLCHAIN_DIR}/${TOOLCHAIN_PREFIX}size CACHE INTERNAL "size tool")
set(CMAKE_FIND_ROOT_PATH ${BINUTILS_PATH})
set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)
set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)