[PATCH] D152744: [DSE] Don't eagerly optimize MemorySSA uses
Arthur Eubanks via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Mon Jun 12 12:25:21 PDT 2023
aeubanks created this revision.
Herald added subscribers: kmitropoulou, hiraditya.
Herald added a project: All.
aeubanks requested review of this revision.
Herald added a project: LLVM.
Herald added a subscriber: llvm-commits.
Compile time improvements:
https://llvm-compile-time-tracker.com/compare.php?from=a4a2b62495a63516a4f782acff1b19361906546b&to=a408521f71702a5c5fb65077adc23413d8631cfc&stat=instructions:u
Repository:
rG LLVM Github Monorepo
https://reviews.llvm.org/D152744
Files:
llvm/lib/Transforms/Scalar/DeadStoreElimination.cpp
Index: llvm/lib/Transforms/Scalar/DeadStoreElimination.cpp
===================================================================
--- llvm/lib/Transforms/Scalar/DeadStoreElimination.cpp
+++ llvm/lib/Transforms/Scalar/DeadStoreElimination.cpp
@@ -2069,7 +2069,7 @@
const LoopInfo &LI) {
bool MadeChange = false;
- MSSA.ensureOptimizedUses();
+ // MSSA.ensureOptimizedUses();
DSEState State(F, AA, MSSA, DT, PDT, AC, TLI, LI);
// For each store:
for (unsigned I = 0; I < State.MemDefs.size(); I++) {
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