[PATCH] D37686: [DAG] Consolidating Instruction->SDNode Flags propagation in one class for better code management.
Hal Finkel via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Wed Sep 13 08:12:35 PDT 2017
hfinkel added inline comments.
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Comment at: include/llvm/CodeGen/SelectionDAGNodes.h:357
bool AnyDefined : 1;
+ // When true Flags from DAG node are propagated to its operands
+ // for which AcquireFlagsFromUser is true.
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Add a comma after true.
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Comment at: include/llvm/CodeGen/SelectionDAGNodes.h:361
+ // When true then DAG node is a candidate for inheriting Flags
+ // from its user.
+ bool AcquireFlagsFromUser : 1;
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Please explain here when these flags are set/unset and why.
https://reviews.llvm.org/D37686
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