target-arm: Move arm_log_exception() into internals.h Move arm_log_exception() into internals.h so we can use it from helper-a64.c for the AArch64 exception entry code. Signed-off-by: Peter Maydell <peter.maydell@linaro.org> Reviewed-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>