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| author | Tom Hughes <tomhughes@chromium.org> | 2022-09-29 10:05:53 -0700 |
|---|---|---|
| committer | Chromeos LUCI <chromeos-scoped@luci-project-accounts.iam.gserviceaccount.com> | 2022-11-30 20:39:47 +0000 |
| commit | 72d07d9ef2018cbb88757ad3b708a136d36c8a1a (patch) | |
| tree | e05fc42e4a7c78982ee4852248d2bf2ffb3bfbe7 | |
| parent | 48bb2e2b15c20cf647a19fb080cc54856544e1fe (diff) | |
| download | chrome-ec-72d07d9ef2018cbb88757ad3b708a136d36c8a1a.tar.gz | |
cmake: Add ARMv7-M CMake toolchain file
BRANCH=none
BUG=b:248508087, b:254530679
TEST=Build googletest with the ARMv7-M toolchain:
cmake -GNinja -Dgtest_disable_pthreads=ON \
-DCMAKE_TOOLCHAIN_FILE=~/chromiumos/src/platform/ec/cmake/toolchain-armv7m.cmake \
-DCMAKE_INSTALL_PREFIX=~/chromiumos/src/third_party/tmp ..
ninja
ninja install
Signed-off-by: Tom Hughes <tomhughes@chromium.org>
Change-Id: If31e1937f444f44f153fde9c8aadcb1824e12ee8
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/3929249
Reviewed-by: Andrea Grandi <agrandi@google.com>
Reviewed-by: Bobby Casey <bobbycasey@google.com>
Code-Coverage: Zoss <zoss-cl-coverage@prod.google.com>
| -rw-r--r-- | cmake/toolchain-armv7m.cmake | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/cmake/toolchain-armv7m.cmake b/cmake/toolchain-armv7m.cmake new file mode 100644 index 0000000000..641b0debf2 --- /dev/null +++ b/cmake/toolchain-armv7m.cmake @@ -0,0 +1,38 @@ +# Copyright 2022 The ChromiumOS Authors +# Use of this source code is governed by a BSD-style license that can be +# found in the LICENSE file. + +set(CMAKE_SYSTEM_NAME Generic) +set(CMAKE_SYSTEM_PROCESSOR arm) + +set(PREFIX armv7m-cros-eabi-) +set(CMAKE_SYSROOT /usr/armv7m-cros-eabi/) + +set(CMAKE_C_COMPILER ${PREFIX}clang) +set(CMAKE_CXX_COMPILER ${PREFIX}clang++) +set(CMAKE_LINKER ${PREFIX}ld.lld) +set(CMAKE_AR ${PREFIX}ar) +set(CMAKE_NM ${PREFIX}nm) +set(CMAKE_OBJCOPY ${PREFIX}objcopy) +set(CMAKE_OBJDUMP ${PREFIX}objdump) +set(CMAKE_RANLIB ${PREFIX}ranlib) +set(CMAKE_READELF ${PREFIX}readelf) + +add_compile_options(-Oz) + +add_compile_options(-flto) +add_link_options(-flto) + +# TODO(b/234507656): Remove this include when clang is fixed. +add_compile_options(-I/usr/armv7m-cros-eabi/usr/include/c++/v1) +# TODO(b/254916723): Remove this define when clang is fixed. +add_compile_options(-D_GNU_SOURCE) +add_link_options(-lclang_rt.builtins-armv7m) +add_link_options(-lnosys) + +set(CMAKE_POSITION_INDEPENDENT_CODE OFF) + +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_FIND_ROOT_PATH_MODE_PACKAGE ONLY) |