From 6f4cb2a73d97cb4fae399d72a563af92e1b1a534 Mon Sep 17 00:00:00 2001 From: Kristofer Jonsson Date: Mon, 17 Aug 2020 16:57:43 +0200 Subject: Adding toolchain files Change-Id: I01a450a0e79cbadf88a5cfe061eb3156b4ccff75 --- cmake/toolchain/arm-none-eabi-gcc.cmake | 81 +++++++++++++++++++++++++++++++++ cmake/toolchain/armclang.cmake | 70 ++++++++++++++++++++++++++++ 2 files changed, 151 insertions(+) create mode 100644 cmake/toolchain/arm-none-eabi-gcc.cmake create mode 100644 cmake/toolchain/armclang.cmake diff --git a/cmake/toolchain/arm-none-eabi-gcc.cmake b/cmake/toolchain/arm-none-eabi-gcc.cmake new file mode 100644 index 0000000..8a4ac20 --- /dev/null +++ b/cmake/toolchain/arm-none-eabi-gcc.cmake @@ -0,0 +1,81 @@ +# +# Copyright (c) 2019-2020 Arm Limited. All rights reserved. +# +# SPDX-License-Identifier: Apache-2.0 +# +# Licensed under the Apache License, Version 2.0 (the License); you may +# not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an AS IS BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. +# + +if (__TOOLCHAIN_LOADED) + return() +endif() +set(__TOOLCHAIN_LOADED TRUE) + +set(CMAKE_SYSTEM_NAME Generic) +set(CMAKE_C_COMPILER "arm-none-eabi-gcc") +set(CMAKE_CXX_COMPILER "arm-none-eabi-g++") +set(CMAKE_SYSTEM_PROCESSOR "cortex-m33+nodsp" CACHE STRING "Select Cortex-M architure. (cortex-m0, cortex-m3, cortex-m33, cortex-m4, cortex-m55, cortex-m7, etc)") + +set(CMAKE_TRY_COMPILE_TARGET_TYPE STATIC_LIBRARY) + +SET(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER) +SET(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY) +SET(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY) + +set(CMAKE_C_STANDARD 99) +set(CMAKE_CXX_STANDARD 11) + +# The system processor could for example be set to cortex-m33+nodsp+nofp. +set(__CPU_COMPILE_TARGET ${CMAKE_SYSTEM_PROCESSOR}) +string(REPLACE "+" ";" __CPU_FEATURES ${__CPU_COMPILE_TARGET}) +list(POP_FRONT __CPU_FEATURES CMAKE_SYSTEM_PROCESSOR) + +string(FIND ${__CPU_COMPILE_TARGET} "+" __OFFSET) +if(__OFFSET GREATER_EQUAL 0) + string(SUBSTRING ${__CPU_COMPILE_TARGET} ${__OFFSET} -1 CPU_FEATURES) +endif() + +# Add -mcpu to the compile options to override the -mcpu the CMake toolchain adds +add_compile_options(-mcpu=${__CPU_COMPILE_TARGET}) + +# Set floating point unit +if("${__CPU_COMPILE_TARGET}" MATCHES "\\+fp") + set(FLOAT hard) +elseif("${__CPU_COMPILE_TARGET}" MATCHES "\\+nofp") + set(FLOAT soft) +elseif("${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "cortex-m33" OR + "${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "cortex-m55") + set(FLOAT hard) +else() + set(FLOAT soft) +endif() + +add_compile_options(-mfloat-abi=${FLOAT}) +add_link_options(-mfloat-abi=${FLOAT}) + +# Link target +add_link_options(-mcpu=${__CPU_COMPILE_TARGET}) +add_link_options(-Xlinker -Map=output.map) + +# +# Compile options +# +set(cxx_flags "-fno-unwind-tables;-fno-rtti;-fno-exceptions") + +add_compile_options("-Wall;-Wextra;-Wsign-compare;-Wunused;-Wswitch-default;-Wformat;\ +-Wdouble-promotion;-Wredundant-decls;-Wshadow;-Wcast-align;-Wnull-dereference;\ +-Wno-format-extra-args;-Wno-unused-function;-Wno-unused-label;\ +-Wno-missing-field-initializers;-Wno-return-type" + "$<$:${cxx_flags}>" +) + diff --git a/cmake/toolchain/armclang.cmake b/cmake/toolchain/armclang.cmake new file mode 100644 index 0000000..afe57cd --- /dev/null +++ b/cmake/toolchain/armclang.cmake @@ -0,0 +1,70 @@ +# +# Copyright (c) 2019-2020 Arm Limited. All rights reserved. +# +# SPDX-License-Identifier: Apache-2.0 +# +# Licensed under the Apache License, Version 2.0 (the License); you may +# not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an AS IS BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. +# + +if (__TOOLCHAIN_LOADED) + return() +endif() +set(__TOOLCHAIN_LOADED TRUE) + +set(CMAKE_SYSTEM_NAME Generic) +set(CMAKE_C_COMPILER "armclang") +set(CMAKE_CXX_COMPILER "armclang") +set(CMAKE_SYSTEM_PROCESSOR "cortex-m33+nodsp" CACHE STRING "Select Cortex-M architure. (cortex-m0, cortex-m3, cortex-m33, cortex-m4, cortex-m55, cortex-m7, etc)") + +set(CMAKE_C_STANDARD 99) +set(CMAKE_CXX_STANDARD 11) + +# The system processor could for example be set to cortex-m33+nodsp+nofp. +set(__CPU_COMPILE_TARGET ${CMAKE_SYSTEM_PROCESSOR}) +string(REPLACE "+" ";" __CPU_FEATURES ${__CPU_COMPILE_TARGET}) +list(POP_FRONT __CPU_FEATURES CMAKE_SYSTEM_PROCESSOR) + +string(FIND ${__CPU_COMPILE_TARGET} "+" __OFFSET) +if(__OFFSET GREATER_EQUAL 0) + string(SUBSTRING ${__CPU_COMPILE_TARGET} ${__OFFSET} -1 CPU_FEATURES) +endif() + +# Add -mcpu to the compile options to override the -mcpu the CMake toolchain adds +add_compile_options(-mcpu=${__CPU_COMPILE_TARGET}) + +# Link target +set(__CPU_LINK_TARGET ${CMAKE_SYSTEM_PROCESSOR}) +if("nodsp" IN_LIST __CPU_FEATURES) + string(APPEND __CPU_LINK_TARGET ".no_dsp") +endif() +if("nofp" IN_LIST __CPU_FEATURES) + string(APPEND __CPU_LINK_TARGET ".no_fp") +endif() + +if(CMAKE_SYSTEM_PROCESSOR STREQUAL "cortex-m55") + set(__CPU_LINK_TARGET 8.1-M.Main.dsp) +endif() + +add_link_options(--cpu=${__CPU_LINK_TARGET}) +add_link_options(--lto --info common,debug,sizes,totals,veneers,unused --symbols --diag_suppress=L6439W) + +# +# Compile options +# + +add_compile_options(-Wall -Wextra + -Wsign-compare -Wunused -Wswitch-default -Wformat -Wdouble-promotion -Wredundant-decls -Wshadow -Wcast-align -Wnull-dereference + -Wno-format-extra-args -Wno-unused-function -Wno-unused-label -Wno-missing-field-initializers -Wno-return-type) +add_compile_options(-fno-unwind-tables -fno-rtti -fno-exceptions) +add_compile_options(-mthumb) +add_compile_options("$<$:-gdwarf-3>") -- cgit v1.2.1