diff options
author | Patrick Georgi <pgeorgi@google.com> | 2019-01-15 17:04:48 +0100 |
---|---|---|
committer | chrome-bot <chrome-bot@chromium.org> | 2019-02-07 03:02:05 -0800 |
commit | 10dc115665f8b1f3e7a61ba24505d782564712f8 (patch) | |
tree | 8789f07f83bc1deab88fe5f57536919906da31c9 | |
parent | 4dfbfc9f0092312613aaa5d932b5e74d21a74069 (diff) | |
download | chrome-ec-10dc115665f8b1f3e7a61ba24505d782564712f8.tar.gz |
core/cortex-m: mark gcc helper function "used"
gcc injects calls to that function without notifying LTO.
BRANCH=cr50, cr50-mp
BUG=b:65253310
TEST=after the entire stack was applied Cr50 builds successfully with
CONFIG_LTO enabled, and passes TCG test suite.
Change-Id: Ie116423a2e8a394dae9d6c7c373786615d9fba4c
Signed-off-by: Patrick Georgi <pgeorgi@google.com>
Signed-off-by: Vadim Bendebury <vbendeb@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/1411540
-rw-r--r-- | core/cortex-m/llsr.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/core/cortex-m/llsr.c b/core/cortex-m/llsr.c index 5a43dc1f08..0827121e97 100644 --- a/core/cortex-m/llsr.c +++ b/core/cortex-m/llsr.c @@ -14,7 +14,7 @@ union words { uint32_t w[2]; }; -uint64_t __aeabi_llsr(uint64_t v, uint32_t shift) +uint64_t __attribute__((used)) __aeabi_llsr(uint64_t v, uint32_t shift) { union words val; union words res; |