target/arm: Set ISSIs16Bit in make_issinfo
During the conversion to decodetree, the setting of
ISSIs16Bit got lost. This causes the guest os to
incorrectly adjust trapping memory operations.
Cc: qemu-stable@nongnu.org
Fixes: 46beb58efb
("target/arm: Convert T16, load (literal)")
Reported-by: Jeff Kubascik <jeff.kubascik@dornerworks.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20200117004618.2742-3-richard.henderson@linaro.org
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
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@ -8556,6 +8556,9 @@ static ISSInfo make_issinfo(DisasContext *s, int rd, bool p, bool w)
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/* ISS not valid if writeback */
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if (p && !w) {
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ret = rd;
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if (s->base.pc_next - s->pc_curr == 2) {
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ret |= ISSIs16Bit;
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}
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} else {
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ret = ISSInvalid;
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}
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