View source code
Display the source code in dmd/backend/gloop.d from which this page was generated on github.
Report a bug
If you spot a problem with this page, click here to create a Bugzilla issue.
Improve this page
Quickly fork, edit online, and submit a pull request for this page. Requires a signed-in GitHub account. This works well for small changes. If you'd like to make larger changes you may want to consider using local clone.

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

NameDescription
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.
loopunroll(l) Unroll loop if possible.
updaterd(n, GEN, KILL) Update rd vector.

Structs

NameDescription
loop Loop data structure.

Authors

Walter Bright

License

Boost License 1.0