[InstCombine] Increase limit for max copied from constant fold

Increasing the limits fixes several performance regressions. Differential revision: https://reviews.llvm.org/D144032
llvm · Feb 14, 2023 · 20cdf7c · 20cdf7c
1 parent 0d4e55b
commit 20cdf7c
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/llvm/lib/Transforms/InstCombine/InstCombineLoadStoreAlloca.cpp b/llvm/lib/Transforms/InstCombine/InstCombineLoadStoreAlloca.cpp
@@ -32,7 +32,7 @@ STATISTIC(NumDeadStore, "Number of dead stores eliminated");
 STATISTIC(NumGlobalCopies, "Number of allocas copied from constant global");
 
 static cl::opt<unsigned> MaxCopiedFromConstantUsers(
-    "instcombine-max-copied-from-constant-users", cl::init(128),
+    "instcombine-max-copied-from-constant-users", cl::init(300),
     cl::desc("Maximum users to visit in copy from constant transform"),
     cl::Hidden);