[llvm-dev] [VPlan] Dead instructions are invariant to VFs when build vplan
Shixiong Xu via llvm-dev
llvm-dev at lists.llvm.org
Fri Jun 1 02:56:43 PDT 2018
I noticed that the dead instructions collected when build vplan are invariant to different ranges of VFs since the original loop is not changed. Maybe DeadInstructions should be treated as a data member of LoopVectorizationPlanner and initialized by collectTriviallyDeadInstructions() in plan()?
Shixiong (Jason) Xu
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