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authorRichard Henderson <richard.henderson@linaro.org>2020-02-14 11:46:42 -0800
committerPeter Maydell <peter.maydell@linaro.org>2020-02-21 16:07:00 +0000
commit33649de62e40df0060a1c514574e4ef25c4e52e1 (patch)
tree2a72c0d4034ff1791740617dd1e33da064a94bce
parent263273bc988e677ebadeaf7d0e49f6792a112db5 (diff)
downloadfocaccia-qemu-33649de62e40df0060a1c514574e4ef25c4e52e1.tar.gz
focaccia-qemu-33649de62e40df0060a1c514574e4ef25c4e52e1.zip
target/arm: Flush high bits of sve register after AdvSIMD ZIP/UZP/TRN
Writes to AdvSIMD registers flush the bits above 128.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20200214194643.23317-4-richard.henderson@linaro.org
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
-rw-r--r--target/arm/translate-a64.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/target/arm/translate-a64.c b/target/arm/translate-a64.c
index 096a854aed..b83d09dbcd 100644
--- a/target/arm/translate-a64.c
+++ b/target/arm/translate-a64.c
@@ -7054,6 +7054,7 @@ static void disas_simd_zip_trn(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);
 }
 
 /*