Reserve MO_SIGN in load and extend another operator val according to memop. Thus, we can call tcg_gen_atomic_*_tl with a smaller memop.
Signed-off-by: LIU Zhiwei <[email protected]> --- tcg/tcg-op.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/tcg/tcg-op.c b/tcg/tcg-op.c index e60b74fb82..9a0870cb18 100644 --- a/tcg/tcg-op.c +++ b/tcg/tcg-op.c @@ -3189,7 +3189,8 @@ 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); + tcg_gen_ext_i32(val, val, memop); gen(t2, t1, val); tcg_gen_qemu_st_i32(t2, addr, idx, memop); @@ -3232,7 +3233,8 @@ 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); + tcg_gen_ext_i64(val, val, memop); gen(t2, t1, val); tcg_gen_qemu_st_i64(t2, addr, idx, memop); -- 2.23.0
