stub out a new target hook, need some refactoring before I can
implement it.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@94521 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/include/llvm/Target/TargetLowering.h b/include/llvm/Target/TargetLowering.h
index 5f37991..a1ce236 100644
--- a/include/llvm/Target/TargetLowering.h
+++ b/include/llvm/Target/TargetLowering.h
@@ -772,6 +772,13 @@
virtual SDValue getPICJumpTableRelocBase(SDValue Table,
SelectionDAG &DAG) const;
+ /// getPICJumpTableRelocBaseExpr - This returns the relocation base for the
+ /// given PIC jumptable, the same as getPICJumpTableRelocBase, but as an
+ /// MCExpr.
+ virtual const MCExpr *
+ getPICJumpTableRelocBaseExpr(const MachineJumpTableInfo *MJTI,
+ unsigned JTI, MCContext &Ctx) const;
+
/// isOffsetFoldingLegal - Return true if folding a constant offset
/// with the given GlobalAddress is legal. It is frequently not legal in
/// PIC relocation models.
diff --git a/lib/CodeGen/SelectionDAG/TargetLowering.cpp b/lib/CodeGen/SelectionDAG/TargetLowering.cpp
index 966c817..34a3178 100644
--- a/lib/CodeGen/SelectionDAG/TargetLowering.cpp
+++ b/lib/CodeGen/SelectionDAG/TargetLowering.cpp
@@ -817,6 +817,17 @@
return Table;
}
+/// getPICJumpTableRelocBaseExpr - This returns the relocation base for the
+/// given PIC jumptable, the same as getPICJumpTableRelocBase, but as an
+/// MCExpr.
+const MCExpr *
+TargetLowering::getPICJumpTableRelocBaseExpr(const MachineJumpTableInfo *MJTI,
+ unsigned JTI,
+ MCContext &Ctx) const {
+ assert(0 && "FIXME: IMPLEMENT ME");
+}
+
+
bool
TargetLowering::isOffsetFoldingLegal(const GlobalAddressSDNode *GA) const {
// Assume that everything is safe in static mode.