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That's all we know. X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @linaro.org) Content-Type: text/plain; charset="utf-8" From: Richard Henderson Must clear the tail for AdvSIMD when SVE is enabled. Fixes: ca40a6e6e39 Cc: qemu-stable@nongnu.org Reviewed-by: Peter Maydell Signed-off-by: Richard Henderson Message-id: 20200513163245.17915-15-richard.henderson@linaro.org Signed-off-by: Peter Maydell --- target/arm/vec_helper.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/target/arm/vec_helper.c b/target/arm/vec_helper.c index 6aa2ca08271..a483841adda 100644 --- a/target/arm/vec_helper.c +++ b/target/arm/vec_helper.c @@ -747,6 +747,7 @@ void HELPER(NAME)(void *vd, void *vn, void *vm, void *s= tat, uint32_t desc) \ d[i + j] =3D TYPE##_mul(n[i + j], mm, stat); = \ } = \ } = \ + clear_tail(d, oprsz, simd_maxsz(desc)); = \ } =20 DO_MUL_IDX(gvec_fmul_idx_h, float16, H2) @@ -771,6 +772,7 @@ void HELPER(NAME)(void *vd, void *vn, void *vm, void *v= a, \ mm, a[i + j], 0, stat); = \ } = \ } = \ + clear_tail(d, oprsz, simd_maxsz(desc)); = \ } =20 DO_FMLA_IDX(gvec_fmla_idx_h, float16, H2) --=20 2.20.1