Commit Graph

1 Commits

Author SHA1 Message Date
Daniel Sanders 1b493739e0 [machineverifier] Detect PHI's that are preceeded by non-PHI's
If present, PHI nodes must appear before non-PHI nodes in a basic block. The
register allocator relies on this and will fail to eliminate PHI's that do not
meet this requirement.

llvm-svn: 343731
2018-10-03 22:05:31 +00:00