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Richard points out that these macros suffer from a -fsanitize=shift bug in that they improperly handle n == 0 turning it into a shift by 32/64 respectively. Replace them with QEMU's existing ror32() and ror64() functions instead. Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Signed-off-by: David Gibson <david@gibson.dropbear.id.au>