[Bug target/115058] on target arm -mcpu=cortex-a78ae does not allow use pauth and dot product

[yanxiaoyong5 at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115058

--- Comment #6 from xiaoyong yan <yanxiaoyong5 at gmail dot com> ---
 ~/x-tools/aarch64-unknown-linux-gnu/bin/aarch64-unknown-linux-gnu-as
-mcpu=cortex-a78ae test.S
test.S: Assembler messages:
test.S: Warning: end of file not at end of a line; newline inserted
test.S:5: Error: selected processor does not support system register name
'apiakeyhi_el1'
test.S:6: Error: selected processor does not support system register name
'apiakeylo_el1'