Added isLegalAddressExpression hook to test if the given expression can be
folded into target addressing mode for the given type.
llvm-svn: 35121
diff --git a/llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp b/llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp
index faa5029..8df7d8d 100644
--- a/llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp
@@ -1931,6 +1931,14 @@
// Loop Strength Reduction hooks
//===----------------------------------------------------------------------===//
+/// isLegalAddressExpression - Return true if the binary expression made up of
+/// specified opcode, operands, and type can be folded into target addressing
+/// mode for load / store of the given type.
+bool TargetLowering::isLegalAddressExpression(unsigned Opc, Value *Op0,
+ Value *Op1, const Type *Ty) const {
+ return false;
+}
+
/// isLegalAddressImmediate - Return true if the integer value can be used as
/// the offset of the target addressing mode for load / store of the given
/// type.