When HIP_ENABLE_DEFERRED_LOADING=0, many global variables will be
referenced but they are not initialized in that early time. The patch
will use constexpr to initialze global constant varables in compile
time.
Change-Id: I9d538b7abc6a0ce700ec3332b97fc144db5fc1ef
[ROCm/clr commit: fdef6f722f]
These are unnecessary and an obstacle to producing a relocatable
package.
Change-Id: I0059bf7a2d11fcece0cd7ab47d7545d0df4d7099
[ROCm/clr commit: 1d267c9c08]