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Module `dmd.backend.gloop`

Compiler implementation of the D programming language.

Coverage

https://codecov.io/gh/dlang/dmd/src/master/src/dmd/backend/gloop.d

Functions

Name	Description
`blockinit()`	Initialize block information.
`compdom()`	Compute dominators (Bdom) for each block. See Aho & Ullman Fig. 13.5. Note that flow graph is reducible if there is only one pass through the loop.
`dom(A, B)`	Return !=0 if block A dominates block B.
`el_length(e)`	Count number of elems in a tree
`fillInDNunambig(v, e)`	Fill in the DefNode.DNumambig vector. Set bits defnod[] indices for entries which are completely destroyed when e is unambiguously assigned to.
`loopopt()`	Loop invariant and induction variable elimination.
`updaterd(n, GEN, KILL)`	Update rd vector.

Structs

Name	Description
`loop`	Loop data structure.
`UnrollWalker`	Unroll loop if possible.

Authors

Walter Bright

License

Boost License 1.0