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-rw-r--r--target-arm/neon_helper.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/target-arm/neon_helper.c b/target-arm/neon_helper.c
index d29b884614..2dc3d96dba 100644
--- a/target-arm/neon_helper.c
+++ b/target-arm/neon_helper.c
@@ -608,7 +608,7 @@ uint64_t HELPER(neon_qshl_s64)(CPUState *env, uint64_t valop, uint64_t shiftop)
if (shift >= 64) {
if (val) {
SET_QC();
- val = (val >> 63) & ~SIGNBIT64;
+ val = (val >> 63) ^ ~SIGNBIT64;
}
} else if (shift <= -64) {
val >>= 63;