@@ -39,7 +39,7 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
unsigned old, tmp1, tmp2; \
\
asm volatile ("1:\n\t" \
- "lr.w.aq %[old], %[mem]\n\t" \
+ "lr.w.aqrl %[old], %[mem]\n\t" \
#insn " %[tmp1], %[old], %[value]\n\t" \
invert \
"and %[tmp1], %[tmp1], %[mask]\n\t" \
@@ -73,7 +73,7 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
unsigned old, tmp1; \
\
asm volatile ("1:\n\t" \
- "lr.w.aq %[old], %[mem]\n\t" \
+ "lr.w.aqrl %[old], %[mem]\n\t" \
"and %[tmp1], %[old], %[mask]\n\t" \
"bne %[tmp1], %[o], 1f\n\t" \
"and %[tmp1], %[old], %[not_mask]\n\t" \
Replace LR.aq/SC.rl pairs with the SEQ_CST LR.aqrl/SC.rl pairs recommended by table A.6 of the ISA manual. 2022-03-31 Patrick O'Neill <patrick@rivosinc.com> * atomic.c: Change LR.aq/SC.rl pairs into sequentially consistent LR.aqrl/SC.rl pair. Signed-off-by: Patrick O'Neill <patrick@rivosinc.com> --- libgcc/config/riscv/atomic.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)