[FIX] Look through div & srem instructions in SCEVs

  The findValues() function did not look through div & srem instructions
  that were part of the argument SCEV. However, in different other
  places we already look through it. This mismatch caused us to preload
  values in the wrong order.

llvm-svn: 265775

1 files changed, 2 insertions, 2 deletions

diff --git a/polly/lib/CodeGen/IslNodeBuilder.cpp b/polly/lib/CodeGen/IslNodeBuilder.cpp
index 3068de4915b..b21136e5a4f 100644
--- a/polly/lib/CodeGen/IslNodeBuilder.cpp
+++ b/polly/lib/CodeGen/IslNodeBuilder.cpp
@@ -304,7 +304,7 @@ void IslNodeBuilder::getReferencesInSubtree(__isl_keep isl_ast_node *For,
   addReferencesFromStmtUnionSet(Schedule, References);
 
   for (const SCEV *Expr : SCEVs) {
-    findValues(Expr, Values);
+    findValues(Expr, SE, Values);
     findLoops(Expr, Loops);
   }
 
@@ -852,7 +852,7 @@ bool IslNodeBuilder::materializeValue(isl_id *Id) {
     // check if any value refered to in ParamSCEV is an invariant load
     // and if so make sure its equivalence class is preloaded.
     SetVector<Value *> Values;
-    findValues(ParamSCEV, Values);
+    findValues(ParamSCEV, SE, Values);
     for (auto *Val : Values) {
 
       // Check if the value is an instruction in a dead block within the SCoP