Fix PPC ISD::Declare isel and eliminate the need for PPCTargetLowering::LowerGlobalAddress to check if isVerifiedDebugInfoDesc() is true. Given the recent changes, it would falsely return true for a lot of GlobalAddressSDNode's.
llvm-svn: 62373
diff --git a/llvm/lib/Target/PowerPC/PPCISelDAGToDAG.cpp b/llvm/lib/Target/PowerPC/PPCISelDAGToDAG.cpp
index 0259a72..276abe7 100644
--- a/llvm/lib/Target/PowerPC/PPCISelDAGToDAG.cpp
+++ b/llvm/lib/Target/PowerPC/PPCISelDAGToDAG.cpp
@@ -1100,6 +1100,26 @@
Chain), 0);
return CurDAG->SelectNodeTo(N, PPC::BCTR, MVT::Other, Chain);
}
+ case ISD::DECLARE: {
+ SDValue Chain = N->getOperand(0);
+ SDValue N1 = N->getOperand(1);
+ SDValue N2 = N->getOperand(2);
+ FrameIndexSDNode *FINode = dyn_cast<FrameIndexSDNode>(N1);
+ if (!FINode)
+ break;
+ if (N2.getOpcode() == ISD::ADD &&
+ N2.getOperand(0).getOpcode() == PPCISD::Hi &&
+ N2.getOperand(1).getOpcode() == PPCISD::Lo)
+ N2 = N2.getOperand(0).getOperand(0);
+ if (!isa<GlobalAddressSDNode>(N2))
+ break;
+ int FI = cast<FrameIndexSDNode>(N1)->getIndex();
+ GlobalValue *GV = cast<GlobalAddressSDNode>(N2)->getGlobal();
+ SDValue Tmp1 = CurDAG->getTargetFrameIndex(FI, TLI.getPointerTy());
+ SDValue Tmp2 = CurDAG->getTargetGlobalAddress(GV, TLI.getPointerTy());
+ return CurDAG->SelectNodeTo(N, TargetInstrInfo::DECLARE,
+ MVT::Other, Tmp1, Tmp2, Chain);
+ }
}
return SelectCode(Op);