From 0eb6af40e3f7ea5949667bd90d5eb39df125e593 Mon Sep 17 00:00:00 2001 From: Anton Korobeynikov Date: Sun, 3 May 2009 13:08:51 +0000 Subject: [PATCH] Match wrapper node for address git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@70731 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Target/MSP430/MSP430ISelDAGToDAG.cpp | 19 +++++++++++++++++-- 1 file changed, 17 insertions(+), 2 deletions(-) diff --git a/lib/Target/MSP430/MSP430ISelDAGToDAG.cpp b/lib/Target/MSP430/MSP430ISelDAGToDAG.cpp index 3b28668f550..e564e63598a 100644 --- a/lib/Target/MSP430/MSP430ISelDAGToDAG.cpp +++ b/lib/Target/MSP430/MSP430ISelDAGToDAG.cpp @@ -79,7 +79,8 @@ bool MSP430DAGToDAGISel::SelectAddr(SDValue Op, SDValue Addr, return false; // Operand is a result from ADD with constant operand which fits into i16. - if (Addr.getOpcode() == ISD::ADD) { + switch (Addr.getOpcode()) { + case ISD::ADD: if (ConstantSDNode *CN = dyn_cast(Addr.getOperand(1))) { uint64_t CVal = CN->getZExtValue(); // Offset should fit into 16 bits. @@ -94,7 +95,21 @@ bool MSP430DAGToDAGISel::SelectAddr(SDValue Op, SDValue Addr, return true; } } - } + break; + case MSP430ISD::Wrapper: + SDValue N0 = Addr.getOperand(0); + if (GlobalAddressSDNode *G = dyn_cast(N0)) { + // We can match addresses of globals without any offsets + if (!G->getOffset()) { + Base = CurDAG->getTargetGlobalAddress(G->getGlobal(), + MVT::i16, 0); + Disp = CurDAG->getTargetConstant(0, MVT::i16); + + return true; + } + } + break; + }; Base = Addr; Disp = CurDAG->getTargetConstant(0, MVT::i16); -- 2.34.1