Automatic regression testsuite

make check-tcg CORE=visionp6cnn_ao_exls CROSS_CC_GUEST=xtensa-visionp6cnn_ao_exls-elf-gcc

To run specific test:

make -C xtensa-softmmu/tests -f `pwd`/tests/tcg/Makefile run-test_exclusive CORE=visionp6cnn_ao_exls CROSS_CC_GUEST=xtensa-visionp6cnn_ao_exls-elf-gcc