In general, the debug flags are served once per proc invocation. So we
can make panvk debug flags global and clean up the existing codes in the
next change. Meanwhile, this changes improves branch prediction on user
builds and logs the enabled debug options when startup is used.
Reviewed-by: Boris Brezillon <boris.brezillon@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/37752>
Yiwei Zhang
93cd8bf098