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target/arm: Make VQDMULL undefined when U=1

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According to Arm ARM, VQDMULL is only valid when U=0, while having
U=1 is unallocated.

Signed-off-by: Fredrik Strupe <fredrik@strupe.net>
Fixes: 695272dcb9 ("target-arm: Handle UNDEF cases for Neon 3-regs-different-widths")
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
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Fredrik Strupe 2020-04-08 13:59:53 +02:00 committed by Peter Maydell
parent 2ef486e76d
commit ab553ef74e
1 changed files with 1 additions and 1 deletions
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target/arm/translate.c
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@ -6016,7 +6016,7 @@ static int disas_neon_data_insn(DisasContext *s, uint32_t insn)
{0, 0, 0, 0}, /* VMLSL */
{0, 0, 0, 9}, /* VQDMLSL */
{0, 0, 0, 0}, /* Integer VMULL */
{0, 0, 0, 1}, /* VQDMULL */
{0, 0, 0, 9}, /* VQDMULL */
{0, 0, 0, 0xa}, /* Polynomial VMULL */
{0, 0, 0, 7}, /* Reserved: always UNDEF */
};