[PATCH] D58070: [DAG] Remember nodes added to the worklist for pruning.
Nirav Dave via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Thu Feb 28 08:38:36 PST 2019
niravd marked an inline comment as done.
niravd added inline comments.
================
Comment at: llvm/test/CodeGen/PowerPC/pr39478.ll:10
; CHECK: # %bb.0: # %entry
-; CHECK-NEXT: lwz 3, 0(3)
-; CHECK-NEXT: stb 3, 0(3)
; CHECK-NEXT: blr
entry:
----------------
RKSimon wrote:
> This looks like an over-reduced test?
With the improved pruning, we are able to narrow the load to 1 byte which as both the load and store are to undef cancel out the both ops.
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D58070/new/
https://reviews.llvm.org/D58070
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