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Peter Maydell authored
In the decode of ARM B and BL insns, swap the order of the "append 2 implicit zeros to imm24" and the sign extend, and use the new sextract32() utility function to do the latter. This avoids a direct dependency on the undefined C behaviour of shifting into the sign bit of an integer. Signed-off-by: Peter Maydell <peter.maydell@linaro.org> Reviewed-by: Richard Henderson <rth@twiddle.net> Message-id: 1378391908-22137-2-git-send-email-peter.maydell@linaro.org
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