Changes in directory llvm/lib/Target/X86:
X86ISelLowering.cpp updated: 1.96 -> 1.97 --- Log message: Added a common about the need for X86ISD::Wrapper. --- Diffs of the changes: (+7 -0) X86ISelLowering.cpp | 7 +++++++ 1 files changed, 7 insertions(+) Index: llvm/lib/Target/X86/X86ISelLowering.cpp diff -u llvm/lib/Target/X86/X86ISelLowering.cpp:1.96 llvm/lib/Target/X86/X86ISelLowering.cpp:1.97 --- llvm/lib/Target/X86/X86ISelLowering.cpp:1.96 Thu Feb 23 14:41:18 2006 +++ llvm/lib/Target/X86/X86ISelLowering.cpp Sat Feb 25 03:55:19 2006 @@ -1829,6 +1829,13 @@ return DAG.getNode(X86ISD::REP_MOVS, MVT::Other, Chain, DAG.getValueType(AVT), InFlag); } + + // ConstantPool, GlobalAddress, and ExternalSymbol are lowered as their + // target countpart wrapped in the X86ISD::Wrapper node. Suppose N is + // one of the above mentioned nodes. It has to be wrapped because otherwise + // Select(N) returns N. So the raw TargetGlobalAddress nodes, etc. can only + // be used to form addressing mode. These wrapped nodes will be selected + // into MOV32ri. case ISD::ConstantPool: { ConstantPoolSDNode *CP = cast<ConstantPoolSDNode>(Op); SDOperand Result = DAG.getNode(X86ISD::Wrapper, getPointerTy(), _______________________________________________ llvm-commits mailing list llvm-commits@cs.uiuc.edu http://lists.cs.uiuc.edu/mailman/listinfo/llvm-commits