//===----------------------------------------------------------------------===//
/// Helper functions
-std::string InitPtrToString(Init* ptr) {
- StringInit& val = dynamic_cast<StringInit&>(*ptr);
+const std::string& InitPtrToString(const Init* ptr) {
+ const StringInit& val = dynamic_cast<const StringInit&>(*ptr);
return val.getValue();
}
-int InitPtrToInt(Init* ptr) {
- IntInit& val = dynamic_cast<IntInit&>(*ptr);
+int InitPtrToInt(const Init* ptr) {
+ const IntInit& val = dynamic_cast<const IntInit&>(*ptr);
return val.getValue();
}
-const DagInit& InitPtrToDagInitRef(Init* ptr) {
- DagInit& val = dynamic_cast<DagInit&>(*ptr);
+const DagInit& InitPtrToDagInitRef(const Init* ptr) {
+ const DagInit& val = dynamic_cast<const DagInit&>(*ptr);
return val;
}
-
// checkNumberOfArguments - Ensure that the number of args in d is
-// less than or equal to min_arguments, otherwise throw an exception .
+// less than or equal to min_arguments, otherwise throw an exception.
void checkNumberOfArguments (const DagInit* d, unsigned min_arguments) {
if (d->getNumArgs() < min_arguments)
throw "Property " + d->getOperator()->getAsString()
+ " has too few arguments!";
}
+// isDagEmpty - is this DAG marked with an empty marker?
+bool isDagEmpty (const DagInit* d) {
+ return d->getOperator()->getAsString() == "empty";
+}
//===----------------------------------------------------------------------===//
/// Back-end specific code
}
}
+ // Escape commas and other symbols not allowed in the C++ variable
+ // names. Makes it possible to use options with names like "Wa,"
+ // (useful for prefix options).
+ std::string EscapeVariableName(const std::string& Var) const {
+ std::string ret;
+ for (unsigned i = 0; i != Var.size(); ++i) {
+ if (Var[i] == ',') {
+ ret += "_comma_";
+ }
+ else {
+ ret.push_back(Var[i]);
+ }
+ }
+ return ret;
+ }
+
std::string GenVariableName() const {
+ const std::string& EscapedName = EscapeVariableName(Name);
switch (Type) {
case OptionType::Switch:
- return "AutoGeneratedSwitch" + Name;
+ return "AutoGeneratedSwitch" + EscapedName;
case OptionType::Prefix:
- return "AutoGeneratedPrefix" + Name;
+ return "AutoGeneratedPrefix" + EscapedName;
case OptionType::PrefixList:
- return "AutoGeneratedPrefixList" + Name;
+ return "AutoGeneratedPrefixList" + EscapedName;
case OptionType::Parameter:
- return "AutoGeneratedParameter" + Name;
+ return "AutoGeneratedParameter" + EscapedName;
case OptionType::ParameterList:
default:
- return "AutoGeneratedParameterList" + Name;
+ return "AutoGeneratedParameterList" + EscapedName;
}
}
struct ToolProperties : public RefCountedBase<ToolProperties> {
std::string Name;
- StrVector CmdLine;
+ Init* CmdLine;
std::string InLanguage;
std::string OutLanguage;
std::string OutputSuffix;
void onCmdLine (const DagInit* d) {
checkNumberOfArguments(d, 1);
- SplitString(InitPtrToString(d->getArg(0)), toolProps_.CmdLine);
- if (toolProps_.CmdLine.empty())
- throw "Tool " + toolProps_.Name + " has empty command line!";
+ toolProps_.CmdLine = d->getArg(0);
}
void onInLanguage (const DagInit* d) {
}
}
+/// EmitCaseTest1Arg - Helper function used by
+/// EmitCaseConstructHandler.
+bool EmitCaseTest1Arg(const std::string& TestName,
+ const DagInit& d,
+ const GlobalOptionDescriptions& OptDescs,
+ std::ostream& O) {
+ checkNumberOfArguments(&d, 1);
+ const std::string& OptName = InitPtrToString(d.getArg(0));
+ if (TestName == "switch_on") {
+ const GlobalOptionDescription& OptDesc = OptDescs.FindOption(OptName);
+ if (OptDesc.Type != OptionType::Switch)
+ throw OptName + ": incorrect option type!";
+ O << OptDesc.GenVariableName();
+ return true;
+ } else if (TestName == "input_languages_contain") {
+ O << "InLangs.count(\"" << OptName << "\") != 0";
+ return true;
+ }
+
+ return false;
+}
+
+/// EmitCaseTest2Args - Helper function used by
+/// EmitCaseConstructHandler.
+bool EmitCaseTest2Args(const std::string& TestName,
+ const DagInit& d,
+ const char* IndentLevel,
+ const GlobalOptionDescriptions& OptDescs,
+ std::ostream& O) {
+ checkNumberOfArguments(&d, 2);
+ const std::string& OptName = InitPtrToString(d.getArg(0));
+ const std::string& OptArg = InitPtrToString(d.getArg(1));
+ const GlobalOptionDescription& OptDesc = OptDescs.FindOption(OptName);
+
+ if (TestName == "parameter_equals") {
+ if (OptDesc.Type != OptionType::Parameter
+ && OptDesc.Type != OptionType::Prefix)
+ throw OptName + ": incorrect option type!";
+ O << OptDesc.GenVariableName() << " == \"" << OptArg << "\"";
+ return true;
+ }
+ else if (TestName == "element_in_list") {
+ if (OptDesc.Type != OptionType::ParameterList
+ && OptDesc.Type != OptionType::PrefixList)
+ throw OptName + ": incorrect option type!";
+ const std::string& VarName = OptDesc.GenVariableName();
+ O << "std::find(" << VarName << ".begin(),\n"
+ << IndentLevel << Indent1 << VarName << ".end(), \""
+ << OptArg << "\") != " << VarName << ".end()";
+ return true;
+ }
+
+ return false;
+}
+
+// Forward declaration.
+// EmitLogicalOperationTest and EmitCaseTest are mutually recursive.
+void EmitCaseTest(const DagInit& d, const char* IndentLevel,
+ const GlobalOptionDescriptions& OptDescs,
+ std::ostream& O);
+
+/// EmitLogicalOperationTest - Helper function used by
+/// EmitCaseConstructHandler.
+void EmitLogicalOperationTest(const DagInit& d, const char* LogicOp,
+ const char* IndentLevel,
+ const GlobalOptionDescriptions& OptDescs,
+ std::ostream& O) {
+ O << '(';
+ for (unsigned j = 0, NumArgs = d.getNumArgs(); j < NumArgs; ++j) {
+ const DagInit& InnerTest = InitPtrToDagInitRef(d.getArg(j));
+ EmitCaseTest(InnerTest, IndentLevel, OptDescs, O);
+ if (j != NumArgs - 1)
+ O << ")\n" << IndentLevel << Indent1 << ' ' << LogicOp << " (";
+ else
+ O << ')';
+ }
+}
+
+/// EmitCaseTest - Helper function used by EmitCaseConstructHandler.
+void EmitCaseTest(const DagInit& d, const char* IndentLevel,
+ const GlobalOptionDescriptions& OptDescs,
+ std::ostream& O) {
+ const std::string& TestName = d.getOperator()->getAsString();
+
+ if (TestName == "and")
+ EmitLogicalOperationTest(d, "&&", IndentLevel, OptDescs, O);
+ else if (TestName == "or")
+ EmitLogicalOperationTest(d, "||", IndentLevel, OptDescs, O);
+ else if (EmitCaseTest1Arg(TestName, d, OptDescs, O))
+ return;
+ else if (EmitCaseTest2Args(TestName, d, IndentLevel, OptDescs, O))
+ return;
+ else
+ throw TestName + ": unknown edge property!";
+}
+
+// Emit code that handles the 'case' construct.
+// Takes a function object that should emit code for every case clause.
+// Callback's type is
+// void F(Init* Statement, const char* IndentLevel, std::ostream& O).
+template <typename F>
+void EmitCaseConstructHandler(const DagInit* d, const char* IndentLevel,
+ const F& Callback,
+ const GlobalOptionDescriptions& OptDescs,
+ std::ostream& O) {
+ assert(d->getOperator()->getAsString() == "case");
+
+ for (unsigned i = 0, numArgs = d->getNumArgs(); i != numArgs; ++i) {
+ const DagInit& Test = InitPtrToDagInitRef(d->getArg(i));
+
+ if (Test.getOperator()->getAsString() == "default") {
+ if (i+2 != numArgs)
+ throw std::string("The 'default' clause should be the last in the"
+ "'case' construct!");
+ O << IndentLevel << "else {\n";
+ }
+ else {
+ O << IndentLevel << "if (";
+ EmitCaseTest(Test, IndentLevel, OptDescs, O);
+ O << ") {\n";
+ }
+
+ ++i;
+ if (i == numArgs)
+ throw "Case construct handler: no corresponding action "
+ "found for the test " + Test.getAsString() + '!';
+
+ Callback(d->getArg(i), IndentLevel, O);
+ O << IndentLevel << "}\n";
+ }
+}
+
/// EmitForwardOptionPropertyHandlingCode - Helper function used to
/// implement EmitOptionPropertyHandlingCode(). Emits code for
/// handling the (forward) option property.
}
}
+// A helper function used by EmitOptionPropertyHandlingCode() that
+// tells us whether we should emit any code at all.
+bool ToolOptionHasInterestingProperties(const ToolOptionDescription& D) {
+ if (!D.isForward() && !D.isUnpackValues() && D.Props.empty())
+ return false;
+ return true;
+}
+
/// EmitOptionPropertyHandlingCode - Helper function used by
/// EmitGenerateActionMethod(). Emits code that handles option
/// properties.
-void EmitOptionPropertyHandlingCode (const ToolProperties& P,
- const ToolOptionDescription& D,
+void EmitOptionPropertyHandlingCode (const ToolOptionDescription& D,
std::ostream& O)
{
+ if (!ToolOptionHasInterestingProperties(D))
+ return;
// Start of the if-clause.
O << Indent2 << "if (";
if (D.Type == OptionType::Switch)
<< D.GenVariableName() << ", vec, \",\");\n";
}
else {
- // TOFIX: move this to the type-checking phase
throw std::string("Switches can't have unpack_values property!");
}
}
O << Indent2 << "}\n";
}
+/// SubstituteSpecialCommands - Perform string substitution for $CALL
+/// and $ENV. Helper function used by EmitCmdLineVecFill().
+std::string SubstituteSpecialCommands(const std::string& cmd) {
+ if (cmd.find("$CALL(") == 0) {
+ if (cmd.size() == 6)
+ throw std::string("$CALL invocation: empty argument list!");
+ return std::string("hooks::") + (cmd.c_str() + 6) + "()";
+ }
+ else if (cmd.find("$ENV(") == 0) {
+ if (cmd.size() == 5)
+ throw std::string("$ENV invocation: empty argument list!");
+ return std::string("std::getenv(\"") + (cmd.c_str() + 5) + "\")";
+ }
+ else {
+ throw "Unknown special command: " + cmd;
+ }
+}
+
+/// EmitCmdLineVecFill - Emit code that fills in the command line
+/// vector. Helper function used by EmitGenerateActionMethod().
+void EmitCmdLineVecFill(const Init* CmdLine, const std::string& ToolName,
+ bool Version, const char* IndentLevel,
+ std::ostream& O) {
+ StrVector StrVec;
+ SplitString(InitPtrToString(CmdLine), StrVec, ") ");
+ if (StrVec.empty())
+ throw "Tool " + ToolName + " has empty command line!";
+
+ StrVector::const_iterator I = StrVec.begin();
+ ++I;
+ for (StrVector::const_iterator E = StrVec.end(); I != E; ++I) {
+ const std::string& cmd = *I;
+ O << IndentLevel;
+ if (cmd.at(0) == '$') {
+ if (cmd == "$INFILE") {
+ if (Version)
+ O << "for (PathVector::const_iterator B = inFiles.begin()"
+ << ", E = inFiles.end();\n"
+ << IndentLevel << "B != E; ++B)\n"
+ << IndentLevel << Indent1 << "vec.push_back(B->toString());\n";
+ else
+ O << "vec.push_back(inFile.toString());\n";
+ }
+ else if (cmd == "$OUTFILE") {
+ O << "vec.push_back(outFile.toString());\n";
+ }
+ else {
+ O << "vec.push_back(" << SubstituteSpecialCommands(cmd) << ");\n";
+ }
+ }
+ else {
+ O << "vec.push_back(\"" << cmd << "\");\n";
+ }
+ }
+ O << IndentLevel << "ret = Action("
+ << ((StrVec[0][0] == '$') ? SubstituteSpecialCommands(StrVec[0])
+ : "\"" + StrVec[0] + "\"")
+ << ", vec);\n";
+}
+
+/// EmitCmdLineVecFillCallback - A function object wrapper around
+/// EmitCmdLineVecFill(). Used by EmitGenerateActionMethod() as an
+/// argument to EmitCaseConstructHandler().
+class EmitCmdLineVecFillCallback {
+ bool Version;
+ const std::string& ToolName;
+ public:
+ EmitCmdLineVecFillCallback(bool Ver, const std::string& TN)
+ : Version(Ver), ToolName(TN) {}
+
+ void operator()(const Init* Statement, const char* IndentLevel,
+ std::ostream& O) const
+ {
+ EmitCmdLineVecFill(Statement, ToolName, Version,
+ (std::string(IndentLevel) + Indent1).c_str(), O);
+ }
+};
+
// EmitGenerateActionMethod - Emit one of two versions of the
// Tool::GenerateAction() method.
-void EmitGenerateActionMethod (const ToolProperties& P, bool V, std::ostream& O)
-{
- if (V)
+void EmitGenerateActionMethod (const ToolProperties& P,
+ const GlobalOptionDescriptions& OptDescs,
+ bool Version, std::ostream& O) {
+ if (Version)
O << Indent1 << "Action GenerateAction(const PathVector& inFiles,\n";
else
O << Indent1 << "Action GenerateAction(const sys::Path& inFile,\n";
- O << Indent2 << "const sys::Path& outFile) const\n"
+ O << Indent2 << "const sys::Path& outFile,\n"
+ << Indent2 << "const InputLanguagesSet& InLangs) const\n"
<< Indent1 << "{\n"
+ << Indent2 << "Action ret;\n"
<< Indent2 << "std::vector<std::string> vec;\n";
- // Parse CmdLine tool property
- if(P.CmdLine.empty())
- throw "Tool " + P.Name + " has empty command line!";
-
- StrVector::const_iterator I = P.CmdLine.begin();
- ++I;
- for (StrVector::const_iterator E = P.CmdLine.end(); I != E; ++I) {
- const std::string& cmd = *I;
- O << Indent2;
- if (cmd == "$INFILE") {
- if (V)
- O << "for (PathVector::const_iterator B = inFiles.begin()"
- << ", E = inFiles.end();\n"
- << Indent2 << "B != E; ++B)\n"
- << Indent3 << "vec.push_back(B->toString());\n";
- else
- O << "vec.push_back(inFile.toString());\n";
- }
- else if (cmd == "$OUTFILE") {
- O << "vec.push_back(outFile.toString());\n";
- }
- else {
- O << "vec.push_back(\"" << cmd << "\");\n";
- }
- }
+ // cmd_line is either a string or a 'case' construct.
+ if (typeid(*P.CmdLine) == typeid(StringInit))
+ EmitCmdLineVecFill(P.CmdLine, P.Name, Version, Indent2, O);
+ else
+ EmitCaseConstructHandler(&InitPtrToDagInitRef(P.CmdLine), Indent2,
+ EmitCmdLineVecFillCallback(Version, P.Name),
+ OptDescs, O);
// For every understood option, emit handling code.
for (ToolOptionDescriptions::const_iterator B = P.OptDescs.begin(),
E = P.OptDescs.end(); B != E; ++B) {
const ToolOptionDescription& val = B->second;
- EmitOptionPropertyHandlingCode(P, val, O);
+ EmitOptionPropertyHandlingCode(val, O);
}
// Handle the Sink property.
<< Indent2 << "}\n";
}
- O << Indent2 << "return Action(\"" << P.CmdLine.at(0) << "\", vec);\n"
+ O << Indent2 << "return ret;\n"
<< Indent1 << "}\n\n";
}
/// EmitGenerateActionMethods - Emit two GenerateAction() methods for
/// a given Tool class.
-void EmitGenerateActionMethods (const ToolProperties& P, std::ostream& O) {
-
+void EmitGenerateActionMethods (const ToolProperties& P,
+ const GlobalOptionDescriptions& OptDescs,
+ std::ostream& O) {
if (!P.isJoin())
O << Indent1 << "Action GenerateAction(const PathVector& inFiles,\n"
- << Indent2 << "const llvm::sys::Path& outFile) const\n"
+ << Indent2 << "const llvm::sys::Path& outFile,\n"
+ << Indent2 << "const InputLanguagesSet& InLangs) const\n"
<< Indent1 << "{\n"
<< Indent2 << "throw std::runtime_error(\"" << P.Name
<< " is not a Join tool!\");\n"
<< Indent1 << "}\n\n";
else
- EmitGenerateActionMethod(P, true, O);
+ EmitGenerateActionMethod(P, OptDescs, true, O);
- EmitGenerateActionMethod(P, false, O);
+ EmitGenerateActionMethod(P, OptDescs, false, O);
}
/// EmitIsLastMethod - Emit the IsLast() method for a given Tool
}
/// EmitToolClassDefinition - Emit a Tool class definition.
-void EmitToolClassDefinition (const ToolProperties& P, std::ostream& O) {
-
- if(P.Name == "root")
+void EmitToolClassDefinition (const ToolProperties& P,
+ const GlobalOptionDescriptions& OptDescs,
+ std::ostream& O) {
+ if (P.Name == "root")
return;
// Header
EmitInOutLanguageMethods(P, O);
EmitOutputSuffixMethod(P, O);
EmitIsJoinMethod(P, O);
- EmitGenerateActionMethods(P, O);
+ EmitGenerateActionMethods(P, OptDescs, O);
EmitIsLastMethod(P, O);
// Close class definition
Record* B = Edge->getValueAsDef("b");
StringMap<std::string>::iterator IA = ToolToOutLang.find(A->getName());
StringMap<std::string>::iterator IB = ToolToInLang.find(B->getName());
- if(IA == IAE)
+ if (IA == IAE)
throw A->getName() + ": no such tool!";
- if(IB == IBE)
+ if (IB == IBE)
throw B->getName() + ": no such tool!";
- if(A->getName() != "root" && IA->second != IB->second)
+ if (A->getName() != "root" && IA->second != IB->second)
throw "Edge " + A->getName() + "->" + B->getName()
+ ": output->input language mismatch";
- if(B->getName() == "root")
+ if (B->getName() == "root")
throw std::string("Edges back to the root are not allowed!");
}
}
-/// EmitEdgePropertyTest1Arg - Helper function used by
-/// EmitEdgePropertyTest.
-bool EmitEdgePropertyTest1Arg(const std::string& PropName,
- const DagInit& Prop,
- const GlobalOptionDescriptions& OptDescs,
- std::ostream& O) {
- checkNumberOfArguments(&Prop, 1);
- const std::string& OptName = InitPtrToString(Prop.getArg(0));
- if (PropName == "switch_on") {
- const GlobalOptionDescription& OptDesc = OptDescs.FindOption(OptName);
- if (OptDesc.Type != OptionType::Switch)
- throw OptName + ": incorrect option type!";
- O << OptDesc.GenVariableName();
- return true;
- } else if (PropName == "if_input_languages_contain") {
- O << "InLangs.count(\"" << OptName << "\") != 0";
- return true;
- }
-
- return false;
-}
-
-/// EmitEdgePropertyTest2Args - Helper function used by
-/// EmitEdgePropertyTest.
-bool EmitEdgePropertyTest2Args(const std::string& PropName,
- const DagInit& Prop,
- const GlobalOptionDescriptions& OptDescs,
- std::ostream& O) {
- checkNumberOfArguments(&Prop, 2);
- const std::string& OptName = InitPtrToString(Prop.getArg(0));
- const std::string& OptArg = InitPtrToString(Prop.getArg(1));
- const GlobalOptionDescription& OptDesc = OptDescs.FindOption(OptName);
-
- if (PropName == "parameter_equals") {
- if (OptDesc.Type != OptionType::Parameter
- && OptDesc.Type != OptionType::Prefix)
- throw OptName + ": incorrect option type!";
- O << OptDesc.GenVariableName() << " == \"" << OptArg << "\"";
- return true;
- }
- else if (PropName == "element_in_list") {
- if (OptDesc.Type != OptionType::ParameterList
- && OptDesc.Type != OptionType::PrefixList)
- throw OptName + ": incorrect option type!";
- const std::string& VarName = OptDesc.GenVariableName();
- O << "std::find(" << VarName << ".begin(),\n"
- << Indent3 << VarName << ".end(), \""
- << OptArg << "\") != " << VarName << ".end()";
- return true;
- }
-
- return false;
-}
-
-// Forward declaration.
-void EmitEdgePropertyTest(const DagInit& Prop,
- const GlobalOptionDescriptions& OptDescs,
- std::ostream& O);
-
-/// EmitLogicalOperationTest - Helper function used by
-/// EmitEdgePropertyTest.
-void EmitLogicalOperationTest(const DagInit& Prop, const char* LogicOp,
- const GlobalOptionDescriptions& OptDescs,
- std::ostream& O) {
- O << '(';
- for (unsigned j = 0, NumArgs = Prop.getNumArgs(); j < NumArgs; ++j) {
- const DagInit& InnerProp = InitPtrToDagInitRef(Prop.getArg(j));
- EmitEdgePropertyTest(InnerProp, OptDescs, O);
- if (j != NumArgs - 1)
- O << ")\n" << Indent3 << ' ' << LogicOp << " (";
- else
- O << ')';
- }
-}
+/// IncDecWeight - Helper function passed to EmitCaseConstructHandler()
+/// by EmitEdgeClass().
+void IncDecWeight (const Init* i, const char* IndentLevel,
+ std::ostream& O) {
+ const DagInit& d = InitPtrToDagInitRef(i);
+ const std::string& OpName = d.getOperator()->getAsString();
-/// EmitEdgePropertyTest - Helper function used by EmitEdgeClass.
-void EmitEdgePropertyTest(const DagInit& Prop,
- const GlobalOptionDescriptions& OptDescs,
- std::ostream& O) {
- const std::string& PropName = Prop.getOperator()->getAsString();
+ if (OpName == "inc_weight")
+ O << IndentLevel << Indent1 << "ret += ";
+ else if (OpName == "dec_weight")
+ O << IndentLevel << Indent1 << "ret -= ";
+ else
+ throw "Unknown operator in edge properties list: " + OpName + '!';
- if (PropName == "and")
- EmitLogicalOperationTest(Prop, "&&", OptDescs, O);
- else if (PropName == "or")
- EmitLogicalOperationTest(Prop, "||", OptDescs, O);
- else if (EmitEdgePropertyTest1Arg(PropName, Prop, OptDescs, O))
- return;
- else if (EmitEdgePropertyTest2Args(PropName, Prop, OptDescs, O))
- return;
+ if (d.getNumArgs() > 0)
+ O << InitPtrToInt(d.getArg(0)) << ";\n";
else
- throw PropName + ": unknown edge property!";
+ O << "2;\n";
+
}
/// EmitEdgeClass - Emit a single Edge# class.
-void EmitEdgeClass(unsigned N, const std::string& Target,
- ListInit* Props, const GlobalOptionDescriptions& OptDescs,
- std::ostream& O) {
+void EmitEdgeClass (unsigned N, const std::string& Target,
+ DagInit* Case, const GlobalOptionDescriptions& OptDescs,
+ std::ostream& O) {
// Class constructor.
O << "class Edge" << N << ": public Edge {\n"
<< Indent1 << "unsigned Weight(const InputLanguagesSet& InLangs) const {\n"
<< Indent2 << "unsigned ret = 0;\n";
- // Emit tests for every edge property.
- for (size_t i = 0, PropsSize = Props->size(); i < PropsSize; ++i) {
- const DagInit& Prop = InitPtrToDagInitRef(Props->getElement(i));
- const std::string& PropName = Prop.getOperator()->getAsString();
- unsigned N = 2;
-
- O << Indent2 << "if (";
-
- if (PropName == "weight") {
- checkNumberOfArguments(&Prop, 2);
- N = InitPtrToInt(Prop.getArg(0));
- const DagInit& InnerProp = InitPtrToDagInitRef(Prop.getArg(1));
- EmitEdgePropertyTest(InnerProp, OptDescs, O);
- }
- else {
- EmitEdgePropertyTest(Prop, OptDescs, O);
- }
-
- O << ")\n" << Indent3 << "ret += " << N << ";\n";
- }
+ // Handle the 'case' construct.
+ EmitCaseConstructHandler(Case, Indent2, IncDecWeight, OptDescs, O);
O << Indent2 << "return ret;\n"
<< Indent1 << "};\n\n};\n\n";
}
-// Emit Edge* classes that represent graph edges.
+/// EmitEdgeClasses - Emit Edge* classes that represent graph edges.
void EmitEdgeClasses (Record* CompilationGraph,
const GlobalOptionDescriptions& OptDescs,
std::ostream& O) {
for (unsigned i = 0; i < edges->size(); ++i) {
Record* Edge = edges->getElementAsRecord(i);
Record* B = Edge->getValueAsDef("b");
- ListInit* Props = Edge->getValueAsListInit("props");
+ DagInit* Weight = Edge->getValueAsDag("weight");
- if (Props->empty())
+ if (isDagEmpty(Weight))
continue;
- EmitEdgeClass(i, B->getName(), Props, OptDescs, O);
+ EmitEdgeClass(i, B->getName(), Weight, OptDescs, O);
}
}
for (RecordVector::iterator B = Tools.begin(), E = Tools.end(); B != E; ++B) {
const std::string& Name = (*B)->getName();
- if(Name != "root")
+ if (Name != "root")
O << Indent1 << "G.insertNode(new "
<< Name << "());\n";
}
Record* Edge = edges->getElementAsRecord(i);
Record* A = Edge->getValueAsDef("a");
Record* B = Edge->getValueAsDef("b");
- ListInit* Props = Edge->getValueAsListInit("props");
+ DagInit* Weight = Edge->getValueAsDag("weight");
O << Indent1 << "G.insertEdge(\"" << A->getName() << "\", ";
- if (Props->empty())
+ if (isDagEmpty(Weight))
O << "new SimpleEdge(\"" << B->getName() << "\")";
else
O << "new Edge" << i << "()";
O << "}\n\n";
}
+/// ExtractHookNames - Extract the hook names from all instances of
+/// $CALL(HookName) in the provided command line string. Helper
+/// function used by FillInHookNames().
+void ExtractHookNames(const Init* CmdLine, StrVector& HookNames) {
+ StrVector cmds;
+ llvm::SplitString(InitPtrToString(CmdLine), cmds, ") ");
+ for (StrVector::const_iterator B = cmds.begin(), E = cmds.end();
+ B != E; ++B) {
+ const std::string& cmd = *B;
+ if (cmd.find("$CALL(") == 0) {
+ if (cmd.size() == 6)
+ throw std::string("$CALL invocation: empty argument list!");
+ HookNames.push_back(std::string(cmd.c_str() + 6));
+ }
+ }
+}
+
+/// FillInHookNames - Actually extract the hook names from all command
+/// line strings. Helper function used by EmitHookDeclarations().
+void FillInHookNames(const ToolPropertiesList& TPList,
+ StrVector& HookNames) {
+ for (ToolPropertiesList::const_iterator B = TPList.begin(),
+ E = TPList.end(); B != E; ++B) {
+ const ToolProperties& P = *(*B);
+ if (!P.CmdLine)
+ continue;
+ if (typeid(*P.CmdLine) == typeid(StringInit)) {
+ // This is a string.
+ ExtractHookNames(P.CmdLine, HookNames);
+ }
+ else {
+ // This is a 'case' construct.
+ const DagInit& d = InitPtrToDagInitRef(P.CmdLine);
+ bool even = false;
+ for (DagInit::const_arg_iterator B = d.arg_begin(), E = d.arg_end();
+ B != E; ++B) {
+ if (even)
+ ExtractHookNames(*B, HookNames);
+ even = !even;
+ }
+ }
+ }
+}
+
+/// EmitHookDeclarations - Parse CmdLine fields of all the tool
+/// property records and emit hook function declaration for each
+/// instance of $CALL(HookName).
+void EmitHookDeclarations(const ToolPropertiesList& ToolProps,
+ std::ostream& O) {
+ StrVector HookNames;
+ FillInHookNames(ToolProps, HookNames);
+ if (HookNames.empty())
+ return;
+ std::sort(HookNames.begin(), HookNames.end());
+ StrVector::const_iterator E = std::unique(HookNames.begin(), HookNames.end());
+
+ O << "namespace hooks {\n";
+ for (StrVector::const_iterator B = HookNames.begin(); B != E; ++B)
+ O << Indent1 << "std::string " << *B << "();\n";
+
+ O << "}\n\n";
+}
// End of anonymous namespace
}
// Emit global option registration code.
EmitOptionDescriptions(opt_descs, O);
+ // Emit hook declarations.
+ EmitHookDeclarations(tool_props, O);
+
// Emit PopulateLanguageMap() function
// (a language map maps from file extensions to language names).
EmitPopulateLanguageMap(Records, O);
// Emit Tool classes.
for (ToolPropertiesList::const_iterator B = tool_props.begin(),
E = tool_props.end(); B!=E; ++B)
- EmitToolClassDefinition(*(*B), O);
+ EmitToolClassDefinition(*(*B), opt_descs, O);
Record* CompilationGraphRecord = Records.getDef("CompilationGraph");
if (!CompilationGraphRecord)