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(parent: 354fac2) | patch
[RDF] Handle undefined registers in RDF copy propagation
authorKrzysztof Parzyszek <kparzysz@codeaurora.org>
Thu, 28 Apr 2016 15:09:19 +0000 (15:09 +0000)
committerKrzysztof Parzyszek <kparzysz@codeaurora.org>
Thu, 28 Apr 2016 15:09:19 +0000 (15:09 +0000)
commitefd72857a341d62a344dbeaf8baae56454ea4437
tree0e816c638243af3c631f7f9085836d30a3f82697tree | snapshot
parent354fac2a69574ac668c3f7d56ca22f7c9aa91344commit | diff
[RDF] Handle undefined registers in RDF copy propagation

When updating the graph, make sure that new uses without reaching defs
are handled correctly.

llvm-svn: 267891
llvm/lib/Target/Hexagon/RDFCopy.cpp diff | blob | history
llvm/test/CodeGen/Hexagon/rdf-copy-undef2.ll [new file with mode: 0644] blob
Domain: System / Toolchain;