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authorAlex Bennée <alex.bennee@linaro.org>2014-04-16 12:29:39 +0100
committerMichael Roth <mdroth@linux.vnet.ibm.com>2014-07-20 22:05:56 -0500
commitfb039011ff6ec049ee05cb1e99abe86c241c0125 (patch)
treee70e32bd872e69f539b01ab63525eb6788b2fe8b
parent5ad12b32352696f8c9c779bda6a900c7b6cb0b4d (diff)
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target-arm: A64: fix unallocated test of scalar SQXTUN
The test for the U bit was incorrectly inverted in the scalar case of SQXTUN. This doesn't affect the vector case as the U bit is used to select XTN(2). Reported-by: Hao Liu <hao.liu@arm.com> Signed-off-by: Alex Bennée <alex.bennee@linaro.org> Reviewed-by: Claudio Fontana <claudio.fontana@huawei.com> Reviewed-by: Peter Maydell <peter.maydell@linaro.org> Cc: qemu-stable@nongnu.org Signed-off-by: Peter Maydell <peter.maydell@linaro.org> (cherry picked from commit e44a90c59697cf98e05619fbb6f77a403d347495) Signed-off-by: Michael Roth <mdroth@linux.vnet.ibm.com>
-rw-r--r--target-arm/translate-a64.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/target-arm/translate-a64.c b/target-arm/translate-a64.c
index 9175e48..a780366 100644
--- a/target-arm/translate-a64.c
+++ b/target-arm/translate-a64.c
@@ -7455,7 +7455,7 @@ static void disas_simd_scalar_two_reg_misc(DisasContext *s, uint32_t insn)
}
break;
case 0x12: /* SQXTUN */
- if (u) {
+ if (!u) {
unallocated_encoding(s);
return;
}