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[81.2.115.148]) by smtp.gmail.com with ESMTPSA id p15sm3598892wma.40.2020.02.21.05.07.48 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 21 Feb 2020 05:07:49 -0800 (PST) From: Peter Maydell To: qemu-devel@nongnu.org Subject: [PULL 06/52] target/arm: Flush high bits of sve register after AdvSIMD EXT Date: Fri, 21 Feb 2020 13:06:54 +0000 Message-Id: <20200221130740.7583-7-peter.maydell@linaro.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200221130740.7583-1-peter.maydell@linaro.org> References: <20200221130740.7583-1-peter.maydell@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2a00:1450:4864:20::434 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+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Richard Henderson Writes to AdvSIMD registers flush the bits above 128. Buglink: https://bugs.launchpad.net/bugs/1863247 Signed-off-by: Richard Henderson Message-id: 20200214194643.23317-2-richard.henderson@linaro.org Reviewed-by: Peter Maydell Signed-off-by: Peter Maydell --- target/arm/translate-a64.c | 1 + 1 file changed, 1 insertion(+) diff --git a/target/arm/translate-a64.c b/target/arm/translate-a64.c index 7c26c3bfebb..620a4290671 100644 --- a/target/arm/translate-a64.c +++ b/target/arm/translate-a64.c @@ -6895,6 +6895,7 @@ static void disas_simd_ext(DisasContext *s, uint32_t insn) tcg_temp_free_i64(tcg_resl); write_vec_element(s, tcg_resh, rd, 1, MO_64); tcg_temp_free_i64(tcg_resh); + clear_vec_high(s, true, rd); } /* TBL/TBX -- 2.20.1