diff options
author | Vincent Palatin <vpalatin@chromium.org> | 2015-04-27 14:47:19 -0700 |
---|---|---|
committer | ChromeOS Commit Bot <chromeos-commit-bot@chromium.org> | 2015-05-19 02:46:27 +0000 |
commit | 2650ff3d70c9933e4c3dcd1401ca66b4426def4a (patch) | |
tree | 7a4658b060d3439a525a7562c226358d55424035 /include/hooks.h | |
parent | cb29daa58c0fa5866a7847c454967ef0376c7688 (diff) | |
download | chrome-ec-2650ff3d70c9933e4c3dcd1401ca66b4426def4a.tar.gz |
Add option to enable GCC LTO
Add CONFIG_LTO to use GCC Link-Time Optimizations to try to reduce the
flash footprint of the firmware.
Add additional protection to some functions/data to avoid removal by the
linker when their usage is not obvious.
Signed-off-by: Vincent Palatin <vpalatin@chromium.org>
BRANCH=none
BUG=none
TEST=make buildall (with and without LTO enable on all boards)
Change-Id: I586b8c1eda4592b416c85383b65153c1d5ab0059
Reviewed-on: https://chromium-review.googlesource.com/271291
Trybot-Ready: Vincent Palatin <vpalatin@chromium.org>
Tested-by: Vincent Palatin <vpalatin@chromium.org>
Reviewed-by: Randall Spangler <rspangler@chromium.org>
Reviewed-by: Alec Berg <alecaberg@chromium.org>
Commit-Queue: Vincent Palatin <vpalatin@chromium.org>
Diffstat (limited to 'include/hooks.h')
-rw-r--r-- | include/hooks.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/hooks.h b/include/hooks.h index 15ab778c5b..f5a728d8e1 100644 --- a/include/hooks.h +++ b/include/hooks.h @@ -231,7 +231,7 @@ int hook_call_deferred(void (*routine)(void), int us); * order in which hooks are called. */ #define DECLARE_HOOK(hooktype, routine, priority) \ - const struct hook_data CONCAT4(__hook_, hooktype, _, routine) \ + const struct hook_data __keep CONCAT4(__hook_, hooktype, _, routine) \ __attribute__((section(".rodata." STRINGIFY(hooktype)))) \ = {routine, priority} |