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add some helper methods, and a new TargetConstant node, which is not

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subjected to folding.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22812 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2005-08-17 00:33:30 +00:00
parent 456f1e890c
commit 056f9f61d0
2 changed files with 22 additions and 4 deletions
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15
include/llvm/CodeGen/SelectionDAG.h
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@@ -94,6 +94,7 @@ public:
void RemoveDeadNodes(SDNode *N = 0);
SDOperand getConstant(uint64_t Val, MVT::ValueType VT);
SDOperand getTargetConstant(uint64_t Val, MVT::ValueType VT);
SDOperand getConstantFP(double Val, MVT::ValueType VT);
SDOperand getGlobalAddress(const GlobalValue *GV, MVT::ValueType VT);
SDOperand getFrameIndex(int FI, MVT::ValueType VT);
@@ -226,7 +227,18 @@ public:
void SelectNodeTo(SDNode *N, MVT::ValueType VT, unsigned TargetOpc,
SDOperand Op1, SDOperand Op2, SDOperand Op3);
SDOperand getTargetNode(unsigned Opcode, MVT::ValueType VT,
SDOperand Op1) {
return getNode(ISD::BUILTIN_OP_END+Opcode, VT, Op1);
}
SDOperand getTargetNode(unsigned Opcode, MVT::ValueType VT,
SDOperand Op1, SDOperand Op2) {
return getNode(ISD::BUILTIN_OP_END+Opcode, VT, Op1, Op2);
}
SDOperand getTargetNode(unsigned Opcode, MVT::ValueType VT,
SDOperand Op1, SDOperand Op2, SDOperand Op3) {
return getNode(ISD::BUILTIN_OP_END+Opcode, VT, Op1, Op2, Op3);
}
void dump() const;
private:
@@ -258,6 +270,7 @@ private:
std::map<const GlobalValue*, SDNode*> GlobalValues;
std::map<std::pair<uint64_t, MVT::ValueType>, SDNode*> Constants;
std::map<std::pair<uint64_t, MVT::ValueType>, SDNode*> TargetConstants;
std::map<std::pair<uint64_t, MVT::ValueType>, SDNode*> ConstantFPs;
std::map<int, SDNode*> FrameIndices;
std::map<unsigned, SDNode*> ConstantPoolIndices;