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Refactoring: extract method.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@50731 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Mikhail Glushenkov 2008-05-06 17:23:14 +00:00
parent 64683edb4d
commit 9ef501b120
1 changed files with 58 additions and 38 deletions
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96
utils/TableGen/LLVMCCConfigurationEmitter.cpp
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@ -946,7 +946,7 @@ void EmitEdgePropertyTest2Args(const std::string& PropName,
throw PropName + ": unknown edge property!";
}
// Helper function used by EmitEdgeClasses.
// Helper function used by EmitEdgeClass.
void EmitEdgePropertyTest(const std::string& PropName,
const DagInit& Prop,
const GlobalOptionDescriptions& OptDescs,
@ -957,7 +957,62 @@ void EmitEdgePropertyTest(const std::string& PropName,
EmitEdgePropertyTest2Args(PropName, Prop, OptDescs, O);
}
// Emit Edge* classes that represent edges in the graph.
// Emit a single Edge* class.
void EmitEdgeClass(unsigned N, const std::string& Target,
ListInit* Props, const GlobalOptionDescriptions& OptDescs,
std::ostream& O) {
bool IsDefault = false;
// Class constructor.
O << "class Edge" << N << ": public Edge {\n"
<< "public:\n"
<< Indent1 << "Edge" << N << "() : Edge(\"" << Target
<< "\") {}\n\n"
// Function isEnabled().
<< Indent1 << "bool isEnabled() const {\n"
<< Indent2 << "bool ret = false;\n";
for (size_t i = 0, PropsSize = Props->size(); i < PropsSize; ++i) {
const DagInit& Prop = dynamic_cast<DagInit&>(*Props->getElement(i));
const std::string& PropName = Prop.getOperator()->getAsString();
if (PropName == "default")
IsDefault = true;
O << Indent2 << "if (ret || (";
if (PropName == "and") {
O << '(';
for (unsigned j = 0, NumArgs = Prop.getNumArgs(); j < NumArgs; ++j) {
const DagInit& InnerProp = dynamic_cast<DagInit&>(*Prop.getArg(j));
const std::string& InnerPropName =
InnerProp.getOperator()->getAsString();
EmitEdgePropertyTest(InnerPropName, InnerProp, OptDescs, O);
if (j != NumArgs - 1)
O << ")\n" << Indent3 << " && (";
else
O << ')';
}
}
else {
EmitEdgePropertyTest(PropName, Prop, OptDescs, O);
}
O << "))\n" << Indent3 << "ret = true;\n";
}
O << Indent2 << "return ret;\n"
<< Indent1 << "};\n\n"
// Function isDefault().
<< Indent1 << "bool isDefault() const { return ";
if (IsDefault)
O << "true";
else
O << "false";
O <<"; }\n};\n\n";
}
// Emit Edge* classes that represent graph edges.
void EmitEdgeClasses (Record* CompilationGraph,
const GlobalOptionDescriptions& OptDescs,
std::ostream& O) {
@ -971,42 +1026,7 @@ void EmitEdgeClasses (Record* CompilationGraph,
if (Props->empty())
continue;
O << "class Edge" << i << ": public Edge {\n"
<< "public:\n"
<< Indent1 << "Edge" << i << "() : Edge(\"" << B->getName()
<< "\") {}\n\n"
<< Indent1 << "bool isEnabled() const {\n"
<< Indent2 << "bool ret = false;\n";
for (unsigned i = 0; i < Props->size(); ++i) {
const DagInit& Prop = dynamic_cast<DagInit&>(*Props->getElement(i));
const std::string& PropName = Prop.getOperator()->getAsString();
O << Indent2 << "if (ret || (";
if (PropName == "and") {
const unsigned NumArgs = Prop.getNumArgs();
O << '(';
for (unsigned j = 0; j < NumArgs; ++j) {
const DagInit& InnerProp = dynamic_cast<DagInit&>(*Prop.getArg(j));
const std::string& InnerPropName =
InnerProp.getOperator()->getAsString();
EmitEdgePropertyTest(InnerPropName, InnerProp, OptDescs, O);
if (j != NumArgs - 1)
O << ")\n" << Indent3 << " && (";
else
O << ')';
}
}
else {
EmitEdgePropertyTest(PropName, Prop, OptDescs, O);
}
O << "))\n" << Indent3 << "ret = true;\n";
}
O << Indent2 << "return ret;\n"
<< Indent1 << "};\n\n"
<< Indent1 << "bool isDefault() const { return false; }\n"
<< "};\n\n";
EmitEdgeClass(i, B->getName(), Props, OptDescs, O);
}
}