Merge DenseMapKeyInfo & DenseMapValueInfo into DenseMapInfo
Add a new DenseMapInfo::isEqual method to allow clients to redefine
the equality predicate used when probing the hash table.
llvm-svn: 42042
diff --git a/llvm/lib/Transforms/Scalar/GVNPRE.cpp b/llvm/lib/Transforms/Scalar/GVNPRE.cpp
index d362f54..b3d2fe2 100644
--- a/llvm/lib/Transforms/Scalar/GVNPRE.cpp
+++ b/llvm/lib/Transforms/Scalar/GVNPRE.cpp
@@ -155,7 +155,7 @@
}
namespace llvm {
-template <> struct DenseMapKeyInfo<Expression> {
+template <> struct DenseMapInfo<Expression> {
static inline Expression getEmptyKey() {
return Expression(Expression::EMPTY);
}
@@ -181,6 +181,9 @@
return hash;
}
+ static bool isEqual(const Expression &LHS, const Expression &RHS) {
+ return LHS == RHS;
+ }
static bool isPod() { return true; }
};
}