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minor tweaks

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25740 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2006-01-28 08:31:04 +00:00
parent 22cde6a518
commit 948c1b1cda
1 changed files with 21 additions and 21 deletions
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42
lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
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@ -266,6 +266,23 @@ SDOperand SelectionDAGLegalize::LegalizeOp(SDOperand Op) {
bool isCustom = false;
switch (Node->getOpcode()) {
case ISD::FrameIndex:
case ISD::EntryToken:
case ISD::Register:
case ISD::BasicBlock:
case ISD::TargetFrameIndex:
case ISD::TargetConstant:
case ISD::TargetConstantPool:
case ISD::TargetGlobalAddress:
case ISD::TargetExternalSymbol:
case ISD::VALUETYPE:
case ISD::SRCVALUE:
case ISD::STRING:
case ISD::CONDCODE:
// Primitives must all be legal.
assert(TLI.isOperationLegal(Node->getValueType(0), Node->getValueType(0)) &&
"This must be legal!");
break;
default:
if (Node->getOpcode() >= ISD::BUILTIN_OP_END) {
// If this is a target node, legalize it by legalizing the operands then
@ -293,33 +310,16 @@ SDOperand SelectionDAGLegalize::LegalizeOp(SDOperand Op) {
std::cerr << "NODE: "; Node->dump(); std::cerr << "\n";
assert(0 && "Do not know how to legalize this operator!");
abort();
case ISD::EntryToken:
case ISD::FrameIndex:
case ISD::TargetFrameIndex:
case ISD::Register:
case ISD::TargetConstant:
case ISD::TargetConstantPool:
case ISD::GlobalAddress:
case ISD::TargetGlobalAddress:
case ISD::ExternalSymbol:
case ISD::TargetExternalSymbol:
case ISD::ConstantPool: // Nothing to do.
case ISD::BasicBlock:
case ISD::CONDCODE:
case ISD::VALUETYPE:
case ISD::SRCVALUE:
case ISD::STRING:
switch (TLI.getOperationAction(Node->getOpcode(), Node->getValueType(0))) {
default: assert(0 && "This action is not supported yet!");
case TargetLowering::Custom: {
SDOperand Tmp = TLI.LowerOperation(Op, DAG);
if (Tmp.Val) {
Result = Tmp;
break;
}
} // FALLTHROUGH if the target doesn't want to lower this op after all.
case TargetLowering::Custom:
Tmp1 = TLI.LowerOperation(Op, DAG);
if (Tmp1.Val) Result = Tmp1;
// FALLTHROUGH if the target doesn't want to lower this op after all.
case TargetLowering::Legal:
assert(isTypeLegal(Node->getValueType(0)) && "This must be legal!");
break;
}
break;