37 lines
1.4 KiB
Diff
37 lines
1.4 KiB
Diff
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From de439482d4ed1db0f0f5837c98abc46f0a579ba0 Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?Alex=20Benn=C3=A9e?= <alex.bennee@linaro.org>
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Date: Wed, 16 Apr 2014 12:29:39 +0100
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Subject: [PATCH] target-arm: A64: fix unallocated test of scalar SQXTUN
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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The test for the U bit was incorrectly inverted in the scalar case of SQXTUN.
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This doesn't affect the vector case as the U bit is used to select XTN(2).
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Reported-by: Hao Liu <hao.liu@arm.com>
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Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
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Reviewed-by: Claudio Fontana <claudio.fontana@huawei.com>
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Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
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Cc: qemu-stable@nongnu.org
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Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
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(cherry picked from commit e44a90c59697cf98e05619fbb6f77a403d347495)
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Signed-off-by: Andreas Färber <afaerber@suse.de>
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---
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target-arm/translate-a64.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/target-arm/translate-a64.c b/target-arm/translate-a64.c
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index 9175e48..a780366 100644
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--- a/target-arm/translate-a64.c
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+++ b/target-arm/translate-a64.c
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@@ -7455,7 +7455,7 @@ static void disas_simd_scalar_two_reg_misc(DisasContext *s, uint32_t insn)
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}
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break;
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case 0x12: /* SQXTUN */
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- if (u) {
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+ if (!u) {
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unallocated_encoding(s);
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return;
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}
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