[Qemu-devel] [PATCH for-4.0] target/arm: Fix non-parallel expansion of CASP

[Richard Henderson]

The second word has been loaded from the unincremented
address since the first commit.

Fixes: 44ac14b06fa
Reported-by: Alex Bennée <address@hidden>
Signed-off-by: Richard Henderson <address@hidden>
---
 target/arm/translate-a64.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/target/arm/translate-a64.c b/target/arm/translate-a64.c
index 1959046343..dcdeb80176 100644
--- a/target/arm/translate-a64.c
+++ b/target/arm/translate-a64.c
@@ -2510,7 +2510,7 @@ static void gen_compare_and_swap_pair(DisasContext *s, 
int rs, int rt,
         tcg_gen_qemu_ld_i64(d1, clean_addr, memidx,
                             MO_64 | MO_ALIGN_16 | s->be_data);
         tcg_gen_addi_i64(a2, clean_addr, 8);
-        tcg_gen_qemu_ld_i64(d2, clean_addr, memidx, MO_64 | s->be_data);
+        tcg_gen_qemu_ld_i64(d2, a2, memidx, MO_64 | s->be_data);
 
         /* Compare the two words, also in memory order.  */
         tcg_gen_setcond_i64(TCG_COND_EQ, c1, d1, s1);
-- 
2.17.1