diff options
| author | Tom Hughes <tomhughes@chromium.org> | 2021-11-05 23:33:39 +0000 |
|---|---|---|
| committer | Commit Bot <commit-bot@chromium.org> | 2021-12-11 01:24:02 +0000 |
| commit | 9d96e18a05a09a8e6b7c8de64f0f4ce3d83a859e (patch) | |
| tree | e089ab87b1b001240222f20e03f86e280117064f | |
| parent | 92c39fcf0f6f62722ec6fa8440de689055e2d398 (diff) | |
| download | chrome-ec-9d96e18a05a09a8e6b7c8de64f0f4ce3d83a859e.tar.gz | |
core/cortex-m0: Fix div.S compilation with clang
Add an additional label at the same address as __aeavi_uidivmod to work
around a linker crash crash when using clang:
ld.lld: error: core/cortex-m0/div.S:51:(.text+0x10): internal linker
error: cannot read addend for relocation R_ARM_THM_JUMP8
BRANCH=none
BUG=b:172020503, b:205351146
TEST=./util/compare_build.sh -b all -j 120
=> MATCH
Signed-off-by: Tom Hughes <tomhughes@chromium.org>
Change-Id: I5a7f682377311e881ac2bcdb85b854127f5907ba
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/3265867
Reviewed-by: Aseda Aboagye <aaboagye@chromium.org>
| -rw-r--r-- | third_party/libaeabi-cortexm0/core/cortex-m0/div.S | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/third_party/libaeabi-cortexm0/core/cortex-m0/div.S b/third_party/libaeabi-cortexm0/core/cortex-m0/div.S index 06dc7afacb..b3f61df632 100644 --- a/third_party/libaeabi-cortexm0/core/cortex-m0/div.S +++ b/third_party/libaeabi-cortexm0/core/cortex-m0/div.S @@ -49,7 +49,7 @@ __aeabi_idiv: L_num_pos: cmp r1, #0 - bge __aeabi_uidivmod + bge Luidivmod rsbs r1, r1, #0 @ den = -den @@ -94,7 +94,7 @@ L_neg_both: L_num_pos_bis: cmp r1, #0 - bge __aeabi_uidivmod + bge Luidivmod rsbs r1, r1, #0 @ den = -den push {lr} @@ -125,6 +125,7 @@ __aeabi_uidiv: __aeabi_uidivmod: +Luidivmod: cmp r1, #0 bne L_no_div0 b __aeabi_idiv0 |