crucible-llvm: Add integer-related llvm.vector.reduce.* intrinsics
#1220
| Job | Run time |
|---|---|
| 14m 42s | |
| 14m 0s | |
| 13m 58s | |
| 1h 1m 0s | |
| 36m 23s | |
| 2h 20m 3s |