exec: Move cpu_loop_foo() target agnostic functions to 'cpu-common.h'

While these functions are not TCG specific, they are not target
specific. Move them to "exec/cpu-common.h" so their callers don't
have to be tainted as target specific.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Anton Johansson <anjo@rev.ng>
Message-Id: <20230914185718.76241-3-philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2 files changed