ppc64-linux-user: Properly interpret the entry function descriptor. Don't confuse the load address with the load bias. They're equal for ET_DYN objects (i.e. ld.so) but different for ET_EXEC objects (i.e. statically linked). Signed-off-by: Richard Henderson <rth@twiddle.net> Signed-off-by: Riku Voipio <riku.voipio@linaro.org>