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-rw-r--r--llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp14
1 files changed, 3 insertions, 11 deletions
diff --git a/llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp b/llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
index 2108abf302f..1ec9bb11266 100644
--- a/llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
@@ -1951,23 +1951,15 @@ SDValue SelectionDAGLegalize::LegalizeOp(SDValue Op) {
unsigned EntrySize = MF.getJumpTableInfo()->getEntrySize();
Index= DAG.getNode(ISD::MUL, PTy, Index, DAG.getConstant(EntrySize, PTy));
SDValue Addr = DAG.getNode(ISD::ADD, PTy, Index, Table);
-
- SDValue LD;
- switch (EntrySize) {
- default: assert(0 && "Size of jump table not supported yet."); break;
- case 4: LD = DAG.getLoad(MVT::i32, Chain, Addr,
- PseudoSourceValue::getJumpTable(), 0); break;
- case 8: LD = DAG.getLoad(MVT::i64, Chain, Addr,
- PseudoSourceValue::getJumpTable(), 0); break;
- }
+ MVT MemVT = MVT::getIntegerVT(EntrySize * 8);
+ SDValue LD = DAG.getExtLoad(ISD::SEXTLOAD, PTy, Chain, Addr,
+ PseudoSourceValue::getJumpTable(), 0, MemVT);
Addr = LD;
if (TLI.getTargetMachine().getRelocationModel() == Reloc::PIC_) {
// For PIC, the sequence is:
// BRIND(load(Jumptable + index) + RelocBase)
// RelocBase can be JumpTable, GOT or some sort of global base.
- if (PTy != MVT::i32)
- Addr = DAG.getNode(ISD::SIGN_EXTEND, PTy, Addr);
Addr = DAG.getNode(ISD::ADD, PTy, Addr,
TLI.getPICJumpTableRelocBase(Table, DAG));
}
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