As an op follows load, MO_SIGN should not be cleared. Thus, we can call tcg_gen_atomic_*_i64 with a smaller Memop than MO_Q.
Signed-off-by: LIU Zhiwei <zhiwei_...@c-sky.com> --- tcg/tcg-op.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/tcg/tcg-op.c b/tcg/tcg-op.c index e60b74fb82..75b31048f5 100644 --- a/tcg/tcg-op.c +++ b/tcg/tcg-op.c @@ -3189,7 +3189,7 @@ static void do_nonatomic_op_i32(TCGv_i32 ret, TCGv addr, TCGv_i32 val, memop = tcg_canonicalize_memop(memop, 0, 0); - tcg_gen_qemu_ld_i32(t1, addr, idx, memop & ~MO_SIGN); + tcg_gen_qemu_ld_i32(t1, addr, idx, memop); gen(t2, t1, val); tcg_gen_qemu_st_i32(t2, addr, idx, memop); @@ -3232,7 +3232,7 @@ static void do_nonatomic_op_i64(TCGv_i64 ret, TCGv addr, TCGv_i64 val, memop = tcg_canonicalize_memop(memop, 1, 0); - tcg_gen_qemu_ld_i64(t1, addr, idx, memop & ~MO_SIGN); + tcg_gen_qemu_ld_i64(t1, addr, idx, memop); gen(t2, t1, val); tcg_gen_qemu_st_i64(t2, addr, idx, memop); -- 2.23.0