More asm tests #1716

Job	Run time
build (libgccjit.so, master)	9m 9s
build (libgccjit_without_int128.so, master-without-128bit-integers)	9m 16s
build (libgccjit12.so, gcc12, --no-default-features, TEST_FLAGS='-Cpanic=abort -Zpanic-abort-test...	1m 41s
success_failures	3s
	20m 9s

Provide feedback