ghc-6.12.1: The GHC API Source code Contents Index

CmmZipUtil

Synopsis

zipPreds :: LastNode l => LGraph m l -> BlockEnv BlockSet givesUniquePredecessorTo :: LastNode l => LGraph m l -> BlockId -> Bool

Documentation

zipPreds :: LastNode l => LGraph m l -> BlockEnv BlockSet Source

Compute the predecessors of each reachable block

givesUniquePredecessorTo :: LastNode l => LGraph m l -> BlockId -> Bool Source

Tell if a graph gives a block a unique predecessor. For efficiency, this function is designed to be partially applied.

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