Change ConstantPoolSDNode to actually hold the Constant itself instead of
putting it into the constant pool. This allows the isel machinery to
create constants that it will end up deciding are not needed, without them
ending up in the resultant function constant pool.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23081 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/SelectionDAG/SelectionDAG.cpp b/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
index 2bcbd98..25fba29 100644
--- a/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
+++ b/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
@@ -265,10 +265,10 @@
TargetFrameIndices.erase(cast<FrameIndexSDNode>(N)->getIndex());
break;
case ISD::ConstantPool:
- ConstantPoolIndices.erase(cast<ConstantPoolSDNode>(N)->getIndex());
+ ConstantPoolIndices.erase(cast<ConstantPoolSDNode>(N)->get());
break;
case ISD::TargetConstantPool:
- TargetConstantPoolIndices.erase(cast<ConstantPoolSDNode>(N)->getIndex());
+ TargetConstantPoolIndices.erase(cast<ConstantPoolSDNode>(N)->get());
break;
case ISD::BasicBlock:
BBNodes.erase(cast<BasicBlockSDNode>(N)->getBasicBlock());
@@ -452,19 +452,18 @@
return SDOperand(N, 0);
}
-SDOperand SelectionDAG::getConstantPool(unsigned CPIdx, MVT::ValueType VT) {
- SDNode *N = ConstantPoolIndices[CPIdx];
+SDOperand SelectionDAG::getConstantPool(Constant *C, MVT::ValueType VT) {
+ SDNode *&N = ConstantPoolIndices[C];
if (N) return SDOperand(N, 0);
- N = new ConstantPoolSDNode(CPIdx, VT, false);
+ N = new ConstantPoolSDNode(C, VT, false);
AllNodes.push_back(N);
return SDOperand(N, 0);
}
-SDOperand SelectionDAG::getTargetConstantPool(unsigned CPIdx,
- MVT::ValueType VT) {
- SDNode *N = TargetConstantPoolIndices[CPIdx];
+SDOperand SelectionDAG::getTargetConstantPool(Constant *C, MVT::ValueType VT) {
+ SDNode *&N = TargetConstantPoolIndices[C];
if (N) return SDOperand(N, 0);
- N = new ConstantPoolSDNode(CPIdx, VT, true);
+ N = new ConstantPoolSDNode(C, VT, true);
AllNodes.push_back(N);
return SDOperand(N, 0);
}
@@ -2134,8 +2133,8 @@
case ISD::BasicBlock: return "BasicBlock";
case ISD::Register: return "Register";
case ISD::ExternalSymbol: return "ExternalSymbol";
- case ISD::ConstantPool: return "ConstantPoolIndex";
- case ISD::TargetConstantPool: return "TargetConstantPoolIndex";
+ case ISD::ConstantPool: return "ConstantPool";
+ case ISD::TargetConstantPool: return "TargetConstantPool";
case ISD::CopyToReg: return "CopyToReg";
case ISD::CopyFromReg: return "CopyFromReg";
case ISD::ImplicitDef: return "ImplicitDef";
@@ -2287,7 +2286,7 @@
} else if (const FrameIndexSDNode *FIDN = dyn_cast<FrameIndexSDNode>(this)) {
std::cerr << "<" << FIDN->getIndex() << ">";
} else if (const ConstantPoolSDNode *CP = dyn_cast<ConstantPoolSDNode>(this)){
- std::cerr << "<" << CP->getIndex() << ">";
+ std::cerr << "<" << *CP->get() << ">";
} else if (const BasicBlockSDNode *BBDN = dyn_cast<BasicBlockSDNode>(this)) {
std::cerr << "<";
const Value *LBB = (const Value*)BBDN->getBasicBlock()->getBasicBlock();