diff options
| -rw-r--r-- | sys/arm64/include/atomic.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/sys/arm64/include/atomic.h b/sys/arm64/include/atomic.h index 99dd73d4f85f..9c5d6224f3e2 100644 --- a/sys/arm64/include/atomic.h +++ b/sys/arm64/include/atomic.h @@ -409,7 +409,7 @@ _ATOMIC_TEST_OP_PROTO(t, op, _llsc) \ uint##t##_t mask, old, tmp; \ int res; \ \ - mask = 1u << (val & 0x1f); \ + mask = ((uint##t##_t)1) << (val & (t - 1)); \ __asm __volatile( \ "1: ldxr %"#w"2, [%3]\n" \ " "#llsc_asm_op" %"#w"0, %"#w"2, %"#w"4\n" \ @@ -427,7 +427,7 @@ _ATOMIC_TEST_OP_PROTO(t, op, _lse) \ { \ uint##t##_t mask, old; \ \ - mask = 1u << (val & 0x1f); \ + mask = ((uint##t##_t)1) << (val & (t - 1)); \ __asm __volatile( \ ".arch_extension lse\n" \ "ld"#lse_asm_op" %"#w"2, %"#w"0, [%1]\n" \ |