#include "Record.h"
#include "llvm/ADT/IntrusiveRefCntPtr.h"
-#include "llvm/ADT/SmallVector.h"
-#include "llvm/ADT/StringExtras.h"
#include "llvm/ADT/StringMap.h"
#include "llvm/ADT/StringSet.h"
#include <algorithm>
/// Constants
// Indentation.
-unsigned TabWidth = 4;
-unsigned Indent1 = TabWidth*1;
-unsigned Indent2 = TabWidth*2;
-unsigned Indent3 = TabWidth*3;
+const unsigned TabWidth = 4;
+const unsigned Indent1 = TabWidth*1;
+const unsigned Indent2 = TabWidth*2;
+const unsigned Indent3 = TabWidth*3;
// Default help string.
-const char * DefaultHelpString = "NO HELP MESSAGE PROVIDED";
+const char * const DefaultHelpString = "NO HELP MESSAGE PROVIDED";
// Name for the "sink" option.
-const char * SinkOptionName = "AutoGeneratedSinkOption";
+const char * const SinkOptionName = "AutoGeneratedSinkOption";
//===----------------------------------------------------------------------===//
/// Helper functions
/// Id - An 'identity' function object.
struct Id {
- template<typename T>
- void operator()(const T&) const {
+ template<typename T0>
+ void operator()(const T0&) const {
+ }
+ template<typename T0, typename T1>
+ void operator()(const T0&, const T1&) const {
+ }
+ template<typename T0, typename T1, typename T2>
+ void operator()(const T0&, const T1&, const T2&) const {
}
};
return val;
}
+const std::string GetOperatorName(const DagInit& D) {
+ return D.getOperator()->getAsString();
+}
+
// checkNumberOfArguments - Ensure that the number of args in d is
// greater than or equal to min_arguments, otherwise throw an exception.
-void checkNumberOfArguments (const DagInit* d, unsigned min_arguments) {
- if (!d || d->getNumArgs() < min_arguments)
- throw d->getOperator()->getAsString() + ": too few arguments!";
+void checkNumberOfArguments (const DagInit& d, unsigned minArgs) {
+ if (d.getNumArgs() < minArgs)
+ throw GetOperatorName(d) + ": too few arguments!";
}
// isDagEmpty - is this DAG marked with an empty marker?
-bool isDagEmpty (const DagInit* d) {
- return d->getOperator()->getAsString() == "empty_dag_marker";
+bool isDagEmpty (const DagInit& d) {
+ return GetOperatorName(d) == "empty_dag_marker";
}
// EscapeVariableName - Escape commas and other symbols not allowed
throw ErrorString;
}
+// apply is needed because C++'s syntax doesn't let us construct a function
+// object and call it in the same statement.
+template<typename F, typename T0>
+void apply(F Fun, T0& Arg0) {
+ return Fun(Arg0);
+}
+
+template<typename F, typename T0, typename T1>
+void apply(F Fun, T0& Arg0, T1& Arg1) {
+ return Fun(Arg0, Arg1);
+}
+
//===----------------------------------------------------------------------===//
/// Back-end specific code
enum OptionType { Alias, Switch, Parameter, ParameterList,
Prefix, PrefixList};
+ bool IsAlias(OptionType t) {
+ return (t == Alias);
+ }
+
bool IsList (OptionType t) {
return (t == ParameterList || t == PrefixList);
}
namespace OptionDescriptionFlags {
enum OptionDescriptionFlags { Required = 0x1, Hidden = 0x2,
ReallyHidden = 0x4, Extern = 0x8,
- OneOrMore = 0x10, ZeroOrOne = 0x20 };
+ OneOrMore = 0x10, Optional = 0x20,
+ CommaSeparated = 0x40 };
}
/// OptionDescription - Represents data contained in a single
bool isMultiVal() const;
+ bool isCommaSeparated() const;
+ void setCommaSeparated();
+
bool isExtern() const;
void setExtern();
bool isOneOrMore() const;
void setOneOrMore();
- bool isZeroOrOne() const;
- void setZeroOrOne();
+ bool isOptional() const;
+ void setOptional();
bool isHidden() const;
void setHidden();
bool isReallyHidden() const;
void setReallyHidden();
- bool isParameter() const
- { return OptionType::IsParameter(this->Type); }
-
bool isSwitch() const
{ return OptionType::IsSwitch(this->Type); }
+ bool isParameter() const
+ { return OptionType::IsParameter(this->Type); }
+
bool isList() const
{ return OptionType::IsList(this->Type); }
}
bool OptionDescription::isAlias() const {
- return Type == OptionType::Alias;
+ return OptionType::IsAlias(this->Type);
}
bool OptionDescription::isMultiVal() const {
return MultiVal > 1;
}
+bool OptionDescription::isCommaSeparated() const {
+ return Flags & OptionDescriptionFlags::CommaSeparated;
+}
+void OptionDescription::setCommaSeparated() {
+ Flags |= OptionDescriptionFlags::CommaSeparated;
+}
+
bool OptionDescription::isExtern() const {
return Flags & OptionDescriptionFlags::Extern;
}
Flags |= OptionDescriptionFlags::OneOrMore;
}
-bool OptionDescription::isZeroOrOne() const {
- return Flags & OptionDescriptionFlags::ZeroOrOne;
+bool OptionDescription::isOptional() const {
+ return Flags & OptionDescriptionFlags::Optional;
}
-void OptionDescription::setZeroOrOne() {
- Flags |= OptionDescriptionFlags::ZeroOrOne;
+void OptionDescription::setOptional() {
+ Flags |= OptionDescriptionFlags::Optional;
}
bool OptionDescription::isHidden() const {
/// FindOption - exception-throwing wrapper for find().
const OptionDescription& FindOption(const std::string& OptName) const;
+ // Wrappers for FindOption that throw an exception in case the option has a
+ // wrong type.
+ const OptionDescription& FindSwitch(const std::string& OptName) const;
+ const OptionDescription& FindParameter(const std::string& OptName) const;
+ const OptionDescription& FindList(const std::string& OptName) const;
+ const OptionDescription&
+ FindListOrParameter(const std::string& OptName) const;
+
/// insertDescription - Insert new OptionDescription into
/// OptionDescriptions list
void InsertDescription (const OptionDescription& o);
};
const OptionDescription&
-OptionDescriptions::FindOption(const std::string& OptName) const
-{
+OptionDescriptions::FindOption(const std::string& OptName) const {
const_iterator I = Descriptions.find(OptName);
if (I != Descriptions.end())
return I->second;
throw OptName + ": no such option!";
}
-void OptionDescriptions::InsertDescription (const OptionDescription& o)
-{
+const OptionDescription&
+OptionDescriptions::FindSwitch(const std::string& OptName) const {
+ const OptionDescription& OptDesc = this->FindOption(OptName);
+ if (!OptDesc.isSwitch())
+ throw OptName + ": incorrect option type - should be a switch!";
+ return OptDesc;
+}
+
+const OptionDescription&
+OptionDescriptions::FindList(const std::string& OptName) const {
+ const OptionDescription& OptDesc = this->FindOption(OptName);
+ if (!OptDesc.isList())
+ throw OptName + ": incorrect option type - should be a list!";
+ return OptDesc;
+}
+
+const OptionDescription&
+OptionDescriptions::FindParameter(const std::string& OptName) const {
+ const OptionDescription& OptDesc = this->FindOption(OptName);
+ if (!OptDesc.isParameter())
+ throw OptName + ": incorrect option type - should be a parameter!";
+ return OptDesc;
+}
+
+const OptionDescription&
+OptionDescriptions::FindListOrParameter(const std::string& OptName) const {
+ const OptionDescription& OptDesc = this->FindOption(OptName);
+ if (!OptDesc.isList() && !OptDesc.isParameter())
+ throw OptName
+ + ": incorrect option type - should be a list or parameter!";
+ return OptDesc;
+}
+
+void OptionDescriptions::InsertDescription (const OptionDescription& o) {
container_type::iterator I = Descriptions.find(o.Name);
if (I != Descriptions.end()) {
OptionDescription& D = I->second;
/// HandlerTable - A base class for function objects implemented as
/// 'tables of handlers'.
-template <class T>
+template <typename Handler>
class HandlerTable {
protected:
// Implementation details.
- /// Handler -
- typedef void (T::* Handler) (const DagInit*);
/// HandlerMap - A map from property names to property handlers
typedef StringMap<Handler> HandlerMap;
static HandlerMap Handlers_;
static bool staticMembersInitialized_;
- T* childPtr;
public:
- HandlerTable(T* cp) : childPtr(cp)
- {}
-
- /// operator() - Just forwards to the corresponding property
- /// handler.
- void operator() (Init* i) {
- const DagInit& property = InitPtrToDag(i);
- const std::string& property_name = property.getOperator()->getAsString();
- typename HandlerMap::iterator method = Handlers_.find(property_name);
+ Handler GetHandler (const std::string& HandlerName) const {
+ typename HandlerMap::iterator method = Handlers_.find(HandlerName);
if (method != Handlers_.end()) {
Handler h = method->second;
- (childPtr->*h)(&property);
+ return h;
}
else {
- throw "No handler found for property " + property_name + "!";
+ throw "No handler found for property " + HandlerName + "!";
}
}
- void AddHandler(const char* Property, Handler Handl) {
- Handlers_[Property] = Handl;
+ void AddHandler(const char* Property, Handler H) {
+ Handlers_[Property] = H;
}
+
};
-template <class T> typename HandlerTable<T>::HandlerMap
-HandlerTable<T>::Handlers_;
-template <class T> bool HandlerTable<T>::staticMembersInitialized_ = false;
+template <class Handler, class FunctionObject>
+Handler GetHandler(FunctionObject* Obj, const DagInit& Dag) {
+ const std::string& HandlerName = GetOperatorName(Dag);
+ return Obj->GetHandler(HandlerName);
+}
+
+template <class FunctionObject>
+void InvokeDagInitHandler(FunctionObject* Obj, Init* I) {
+ typedef void (FunctionObject::*Handler) (const DagInit&);
+
+ const DagInit& Dag = InitPtrToDag(I);
+ Handler h = GetHandler<Handler>(Obj, Dag);
+
+ ((Obj)->*(h))(Dag);
+}
+
+template <class FunctionObject>
+void InvokeDagInitHandler(const FunctionObject* const Obj,
+ const Init* I, unsigned IndentLevel, raw_ostream& O)
+{
+ typedef void (FunctionObject::*Handler)
+ (const DagInit&, unsigned IndentLevel, raw_ostream& O) const;
+
+ const DagInit& Dag = InitPtrToDag(I);
+ Handler h = GetHandler<Handler>(Obj, Dag);
+
+ ((Obj)->*(h))(Dag, IndentLevel, O);
+}
+
+
+template <typename H>
+typename HandlerTable<H>::HandlerMap HandlerTable<H>::Handlers_;
+
+template <typename H>
+bool HandlerTable<H>::staticMembersInitialized_ = false;
/// CollectOptionProperties - Function object for iterating over an
/// option property list.
-class CollectOptionProperties : public HandlerTable<CollectOptionProperties> {
+class CollectOptionProperties;
+typedef void (CollectOptionProperties::* CollectOptionPropertiesHandler)
+(const DagInit&);
+
+class CollectOptionProperties
+: public HandlerTable<CollectOptionPropertiesHandler>
+{
private:
/// optDescs_ - OptionDescriptions table. This is where the
public:
explicit CollectOptionProperties(OptionDescription& OD)
- : HandlerTable<CollectOptionProperties>(this), optDesc_(OD)
+ : optDesc_(OD)
{
if (!staticMembersInitialized_) {
AddHandler("extern", &CollectOptionProperties::onExtern);
AddHandler("one_or_more", &CollectOptionProperties::onOneOrMore);
AddHandler("really_hidden", &CollectOptionProperties::onReallyHidden);
AddHandler("required", &CollectOptionProperties::onRequired);
- AddHandler("zero_or_one", &CollectOptionProperties::onZeroOrOne);
+ AddHandler("optional", &CollectOptionProperties::onOptional);
+ AddHandler("comma_separated", &CollectOptionProperties::onCommaSeparated);
staticMembersInitialized_ = true;
}
}
+ /// operator() - Just forwards to the corresponding property
+ /// handler.
+ void operator() (Init* I) {
+ InvokeDagInitHandler(this, I);
+ }
+
private:
/// Option property handlers --
/// Methods that handle option properties such as (help) or (hidden).
- void onExtern (const DagInit* d) {
+ void onExtern (const DagInit& d) {
checkNumberOfArguments(d, 0);
optDesc_.setExtern();
}
- void onHelp (const DagInit* d) {
+ void onHelp (const DagInit& d) {
checkNumberOfArguments(d, 1);
- optDesc_.Help = InitPtrToString(d->getArg(0));
+ optDesc_.Help = InitPtrToString(d.getArg(0));
}
- void onHidden (const DagInit* d) {
+ void onHidden (const DagInit& d) {
checkNumberOfArguments(d, 0);
optDesc_.setHidden();
}
- void onReallyHidden (const DagInit* d) {
+ void onReallyHidden (const DagInit& d) {
checkNumberOfArguments(d, 0);
optDesc_.setReallyHidden();
}
- void onRequired (const DagInit* d) {
+ void onCommaSeparated (const DagInit& d) {
+ checkNumberOfArguments(d, 0);
+ if (!optDesc_.isList())
+ throw "'comma_separated' is valid only on list options!";
+ optDesc_.setCommaSeparated();
+ }
+
+ void onRequired (const DagInit& d) {
checkNumberOfArguments(d, 0);
- if (optDesc_.isOneOrMore())
- throw std::string("An option can't have both (required) "
- "and (one_or_more) properties!");
+ if (optDesc_.isOneOrMore() || optDesc_.isOptional())
+ throw "Only one of (required), (optional) or "
+ "(one_or_more) properties is allowed!";
optDesc_.setRequired();
}
- void onInit (const DagInit* d) {
+ void onInit (const DagInit& d) {
checkNumberOfArguments(d, 1);
- Init* i = d->getArg(0);
+ Init* i = d.getArg(0);
const std::string& str = i->getAsString();
bool correct = optDesc_.isParameter() && dynamic_cast<StringInit*>(i);
correct |= (optDesc_.isSwitch() && (str == "true" || str == "false"));
if (!correct)
- throw std::string("Incorrect usage of the 'init' option property!");
+ throw "Incorrect usage of the 'init' option property!";
optDesc_.InitVal = i;
}
- void onOneOrMore (const DagInit* d) {
+ void onOneOrMore (const DagInit& d) {
checkNumberOfArguments(d, 0);
- if (optDesc_.isRequired() || optDesc_.isZeroOrOne())
- throw std::string("Only one of (required), (zero_or_one) or "
- "(one_or_more) properties is allowed!");
+ if (optDesc_.isRequired() || optDesc_.isOptional())
+ throw "Only one of (required), (optional) or "
+ "(one_or_more) properties is allowed!";
if (!OptionType::IsList(optDesc_.Type))
llvm::errs() << "Warning: specifying the 'one_or_more' property "
"on a non-list option will have no effect.\n";
optDesc_.setOneOrMore();
}
- void onZeroOrOne (const DagInit* d) {
+ void onOptional (const DagInit& d) {
checkNumberOfArguments(d, 0);
if (optDesc_.isRequired() || optDesc_.isOneOrMore())
- throw std::string("Only one of (required), (zero_or_one) or "
- "(one_or_more) properties is allowed!");
+ throw "Only one of (required), (optional) or "
+ "(one_or_more) properties is allowed!";
if (!OptionType::IsList(optDesc_.Type))
- llvm::errs() << "Warning: specifying the 'zero_or_one' property"
+ llvm::errs() << "Warning: specifying the 'optional' property"
"on a non-list option will have no effect.\n";
- optDesc_.setZeroOrOne();
+ optDesc_.setOptional();
}
- void onMultiVal (const DagInit* d) {
+ void onMultiVal (const DagInit& d) {
checkNumberOfArguments(d, 1);
- int val = InitPtrToInt(d->getArg(0));
+ int val = InitPtrToInt(d.getArg(0));
if (val < 2)
- throw std::string("Error in the 'multi_val' property: "
- "the value must be greater than 1!");
+ throw "Error in the 'multi_val' property: "
+ "the value must be greater than 1!";
if (!OptionType::IsList(optDesc_.Type))
- throw std::string("The multi_val property is valid only "
- "on list options!");
+ throw "The multi_val property is valid only on list options!";
optDesc_.MultiVal = val;
}
void operator()(const Init* i) {
const DagInit& d = InitPtrToDag(i);
- checkNumberOfArguments(&d, 1);
+ checkNumberOfArguments(d, 1);
const OptionType::OptionType Type =
- stringToOptionType(d.getOperator()->getAsString());
+ stringToOptionType(GetOperatorName(d));
const std::string& Name = InitPtrToString(d.getArg(0));
OptionDescription OD(Type, Name);
if (!OD.isExtern())
- checkNumberOfArguments(&d, 2);
+ checkNumberOfArguments(d, 2);
if (OD.isAlias()) {
// Aliases store the aliased option name in the 'Help' field.
OD.Help = InitPtrToString(d.getArg(1));
}
else if (!OD.isExtern()) {
- processOptionProperties(&d, OD);
+ processOptionProperties(d, OD);
}
OptDescs_.InsertDescription(OD);
}
private:
/// processOptionProperties - Go through the list of option
/// properties and call a corresponding handler for each.
- static void processOptionProperties (const DagInit* d, OptionDescription& o) {
+ static void processOptionProperties (const DagInit& d, OptionDescription& o) {
checkNumberOfArguments(d, 2);
- DagInit::const_arg_iterator B = d->arg_begin();
+ DagInit::const_arg_iterator B = d.arg_begin();
// Skip the first argument: it's always the option name.
++B;
- std::for_each(B, d->arg_end(), CollectOptionProperties(o));
+ std::for_each(B, d.arg_end(), CollectOptionProperties(o));
}
};
/// CollectToolProperties - Function object for iterating over a list of
/// tool property records.
-class CollectToolProperties : public HandlerTable<CollectToolProperties> {
+
+class CollectToolProperties;
+typedef void (CollectToolProperties::* CollectToolPropertiesHandler)
+(const DagInit&);
+
+class CollectToolProperties : public HandlerTable<CollectToolPropertiesHandler>
+{
private:
/// toolDesc_ - Properties of the current Tool. This is where the
public:
explicit CollectToolProperties (ToolDescription& d)
- : HandlerTable<CollectToolProperties>(this) , toolDesc_(d)
+ : toolDesc_(d)
{
if (!staticMembersInitialized_) {
}
}
+ void operator() (Init* I) {
+ InvokeDagInitHandler(this, I);
+ }
+
private:
/// Property handlers --
/// Functions that extract information about tool properties from
/// DAG representation.
- void onActions (const DagInit* d) {
+ void onActions (const DagInit& d) {
checkNumberOfArguments(d, 1);
- Init* Case = d->getArg(0);
+ Init* Case = d.getArg(0);
if (typeid(*Case) != typeid(DagInit) ||
- static_cast<DagInit*>(Case)->getOperator()->getAsString() != "case")
- throw
- std::string("The argument to (actions) should be a 'case' construct!");
+ GetOperatorName(static_cast<DagInit&>(*Case)) != "case")
+ throw "The argument to (actions) should be a 'case' construct!";
toolDesc_.Actions = Case;
}
- void onCmdLine (const DagInit* d) {
+ void onCmdLine (const DagInit& d) {
checkNumberOfArguments(d, 1);
- toolDesc_.CmdLine = d->getArg(0);
+ toolDesc_.CmdLine = d.getArg(0);
}
- void onInLanguage (const DagInit* d) {
+ void onInLanguage (const DagInit& d) {
checkNumberOfArguments(d, 1);
- Init* arg = d->getArg(0);
+ Init* arg = d.getArg(0);
// Find out the argument's type.
if (typeid(*arg) == typeid(StringInit)) {
}
}
- void onJoin (const DagInit* d) {
+ void onJoin (const DagInit& d) {
checkNumberOfArguments(d, 0);
toolDesc_.setJoin();
}
- void onOutLanguage (const DagInit* d) {
+ void onOutLanguage (const DagInit& d) {
checkNumberOfArguments(d, 1);
- toolDesc_.OutLanguage = InitPtrToString(d->getArg(0));
+ toolDesc_.OutLanguage = InitPtrToString(d.getArg(0));
}
- void onOutputSuffix (const DagInit* d) {
+ void onOutputSuffix (const DagInit& d) {
checkNumberOfArguments(d, 1);
- toolDesc_.OutputSuffix = InitPtrToString(d->getArg(0));
+ toolDesc_.OutputSuffix = InitPtrToString(d.getArg(0));
}
- void onSink (const DagInit* d) {
+ void onSink (const DagInit& d) {
checkNumberOfArguments(d, 0);
toolDesc_.setSink();
}
/// CalculatePriority - Calculate the priority of this plugin.
int CalculatePriority(RecordVector::const_iterator B,
RecordVector::const_iterator E) {
- int total = 0;
- for (; B!=E; ++B) {
- total += static_cast<int>((*B)->getValueAsInt("priority"));
+ int priority = 0;
+
+ if (B != E) {
+ priority = static_cast<int>((*B)->getValueAsInt("priority"));
+
+ if (++B != E)
+ throw "More than one 'PluginPriority' instance found: "
+ "most probably an error!";
}
- return total;
+
+ return priority;
}
/// NotInGraph - Helper function object for FilterNotInGraph.
}
if (NodeB == "root")
- throw std::string("Edges back to the root are not allowed!");
+ throw "Edges back to the root are not allowed!";
}
}
/// WalkCase - Walks the 'case' expression DAG and invokes
/// TestCallback on every test, and StatementCallback on every
/// statement. Handles 'case' nesting, but not the 'and' and 'or'
-/// combinators.
-// TODO: Re-implement EmitCaseConstructHandler on top of this function?
+/// combinators (that is, they are passed directly to TestCallback).
+/// TestCallback must have type 'void TestCallback(const DagInit*, unsigned
+/// IndentLevel, bool FirstTest)'.
+/// StatementCallback must have type 'void StatementCallback(const Init*,
+/// unsigned IndentLevel)'.
template <typename F1, typename F2>
-void WalkCase(Init* Case, F1 TestCallback, F2 StatementCallback) {
+void WalkCase(const Init* Case, F1 TestCallback, F2 StatementCallback,
+ unsigned IndentLevel = 0)
+{
const DagInit& d = InitPtrToDag(Case);
+
+ // Error checks.
+ if (GetOperatorName(d) != "case")
+ throw "WalkCase should be invoked only on 'case' expressions!";
+
+ if (d.getNumArgs() < 2)
+ throw "There should be at least one clause in the 'case' expression:\n"
+ + d.getAsString();
+
+ // Main loop.
bool even = false;
+ const unsigned numArgs = d.getNumArgs();
+ unsigned i = 1;
for (DagInit::const_arg_iterator B = d.arg_begin(), E = d.arg_end();
B != E; ++B) {
Init* arg = *B;
- if (even && dynamic_cast<DagInit*>(arg)
- && static_cast<DagInit*>(arg)->getOperator()->getAsString() == "case")
- WalkCase(arg, TestCallback, StatementCallback);
- else if (!even)
- TestCallback(arg);
+
+ if (!even)
+ {
+ // Handle test.
+ const DagInit& Test = InitPtrToDag(arg);
+
+ if (GetOperatorName(Test) == "default" && (i+1 != numArgs))
+ throw "The 'default' clause should be the last in the "
+ "'case' construct!";
+ if (i == numArgs)
+ throw "Case construct handler: no corresponding action "
+ "found for the test " + Test.getAsString() + '!';
+
+ TestCallback(Test, IndentLevel, (i == 1));
+ }
else
- StatementCallback(arg);
+ {
+ if (dynamic_cast<DagInit*>(arg)
+ && GetOperatorName(static_cast<DagInit&>(*arg)) == "case") {
+ // Nested 'case'.
+ WalkCase(arg, TestCallback, StatementCallback, IndentLevel + Indent1);
+ }
+
+ // Handle statement.
+ StatementCallback(arg, IndentLevel);
+ }
+
+ ++i;
even = !even;
}
}
void processDag(const Init* Statement) {
const DagInit& Stmt = InitPtrToDag(Statement);
- const std::string& ActionName = Stmt.getOperator()->getAsString();
+ const std::string& ActionName = GetOperatorName(Stmt);
if (ActionName == "forward" || ActionName == "forward_as" ||
- ActionName == "unpack_values" || ActionName == "switch_on" ||
- ActionName == "parameter_equals" || ActionName == "element_in_list" ||
- ActionName == "not_empty" || ActionName == "empty") {
- checkNumberOfArguments(&Stmt, 1);
+ ActionName == "forward_value" ||
+ ActionName == "forward_transformed_value" ||
+ ActionName == "switch_on" || ActionName == "parameter_equals" ||
+ ActionName == "element_in_list" || ActionName == "not_empty" ||
+ ActionName == "empty") {
+ checkNumberOfArguments(Stmt, 1);
const std::string& Name = InitPtrToString(Stmt.getArg(0));
OptionNames_.insert(Name);
}
this->processDag(Statement);
}
}
+
+ void operator()(const DagInit& Test, unsigned, bool) {
+ this->operator()(&Test);
+ }
+ void operator()(const Init* Statement, unsigned) {
+ this->operator()(Statement);
+ }
};
/// CheckForSuperfluousOptions - Check that there are no side
for (RecordVector::const_iterator B = Edges.begin(), E = Edges.end();
B != E; ++B) {
const Record* Edge = *B;
- DagInit* Weight = Edge->getValueAsDag("weight");
+ DagInit& Weight = *Edge->getValueAsDag("weight");
if (!isDagEmpty(Weight))
- WalkCase(Weight, ExtractOptionNames(nonSuperfluousOptions), Id());
+ WalkCase(&Weight, ExtractOptionNames(nonSuperfluousOptions), Id());
}
// Check that all options in OptDescs belong to the set of
}
}
-/// EmitCaseTest1Arg - Helper function used by
-/// EmitCaseConstructHandler.
-bool EmitCaseTest1Arg(const std::string& TestName,
- const DagInit& d,
- const OptionDescriptions& OptDescs,
- raw_ostream& O) {
- checkNumberOfArguments(&d, 1);
+/// EmitCaseTest0Args - Helper function used by EmitCaseConstructHandler().
+bool EmitCaseTest0Args(const std::string& TestName, raw_ostream& O) {
+ if (TestName == "single_input_file") {
+ O << "InputFilenames.size() == 1";
+ return true;
+ }
+ else if (TestName == "multiple_input_files") {
+ O << "InputFilenames.size() > 1";
+ return true;
+ }
+
+ return false;
+}
+
+/// EmitListTest - Helper function used by EmitCaseTest1ArgList().
+template <typename F>
+void EmitListTest(const ListInit& L, const char* LogicOp,
+ F Callback, raw_ostream& O)
+{
+ // This is a lot like EmitLogicalOperationTest, but works on ListInits instead
+ // of Dags...
+ bool isFirst = true;
+ for (ListInit::const_iterator B = L.begin(), E = L.end(); B != E; ++B) {
+ if (isFirst)
+ isFirst = false;
+ else
+ O << " || ";
+ Callback(InitPtrToString(*B), O);
+ }
+}
+
+// Callbacks for use with EmitListTest.
+
+class EmitSwitchOn {
+ const OptionDescriptions& OptDescs_;
+public:
+ EmitSwitchOn(const OptionDescriptions& OptDescs) : OptDescs_(OptDescs)
+ {}
+
+ void operator()(const std::string& OptName, raw_ostream& O) const {
+ const OptionDescription& OptDesc = OptDescs_.FindSwitch(OptName);
+ O << OptDesc.GenVariableName();
+ }
+};
+
+class EmitEmptyTest {
+ bool EmitNegate_;
+ const OptionDescriptions& OptDescs_;
+public:
+ EmitEmptyTest(bool EmitNegate, const OptionDescriptions& OptDescs)
+ : EmitNegate_(EmitNegate), OptDescs_(OptDescs)
+ {}
+
+ void operator()(const std::string& OptName, raw_ostream& O) const {
+ const char* Neg = (EmitNegate_ ? "!" : "");
+ if (OptName == "o") {
+ O << Neg << "OutputFilename.empty()";
+ }
+ else if (OptName == "save-temps") {
+ O << Neg << "(SaveTemps == SaveTempsEnum::Unset)";
+ }
+ else {
+ const OptionDescription& OptDesc = OptDescs_.FindListOrParameter(OptName);
+ O << Neg << OptDesc.GenVariableName() << ".empty()";
+ }
+ }
+};
+
+
+/// EmitCaseTest1ArgList - Helper function used by EmitCaseTest1Arg();
+bool EmitCaseTest1ArgList(const std::string& TestName,
+ const DagInit& d,
+ const OptionDescriptions& OptDescs,
+ raw_ostream& O) {
+ const ListInit& L = *static_cast<ListInit*>(d.getArg(0));
+
+ if (TestName == "any_switch_on") {
+ EmitListTest(L, "||", EmitSwitchOn(OptDescs), O);
+ return true;
+ }
+ else if (TestName == "switch_on") {
+ EmitListTest(L, "&&", EmitSwitchOn(OptDescs), O);
+ return true;
+ }
+ else if (TestName == "any_not_empty") {
+ EmitListTest(L, "||", EmitEmptyTest(true, OptDescs), O);
+ return true;
+ }
+ else if (TestName == "any_empty") {
+ EmitListTest(L, "||", EmitEmptyTest(false, OptDescs), O);
+ return true;
+ }
+ else if (TestName == "not_empty") {
+ EmitListTest(L, "&&", EmitEmptyTest(true, OptDescs), O);
+ return true;
+ }
+ else if (TestName == "empty") {
+ EmitListTest(L, "&&", EmitEmptyTest(false, OptDescs), O);
+ return true;
+ }
+
+ return false;
+}
+
+/// EmitCaseTest1ArgStr - Helper function used by EmitCaseTest1Arg();
+bool EmitCaseTest1ArgStr(const std::string& TestName,
+ const DagInit& d,
+ const OptionDescriptions& OptDescs,
+ raw_ostream& O) {
const std::string& OptName = InitPtrToString(d.getArg(0));
if (TestName == "switch_on") {
- const OptionDescription& OptDesc = OptDescs.FindOption(OptName);
- if (!OptDesc.isSwitch())
- throw OptName + ": incorrect option type - should be a switch!";
- O << OptDesc.GenVariableName();
+ apply(EmitSwitchOn(OptDescs), OptName, O);
return true;
- } else if (TestName == "input_languages_contain") {
+ }
+ else if (TestName == "input_languages_contain") {
O << "InLangs.count(\"" << OptName << "\") != 0";
return true;
- } else if (TestName == "in_language") {
+ }
+ else if (TestName == "in_language") {
// This works only for single-argument Tool::GenerateAction. Join
// tools can process several files in different languages simultaneously.
// TODO: make this work with Edge::Weight (if possible).
O << "LangMap.GetLanguage(inFile) == \"" << OptName << '\"';
return true;
- } else if (TestName == "not_empty" || TestName == "empty") {
- const char* Test = (TestName == "empty") ? "" : "!";
-
- if (OptName == "o") {
- O << Test << "OutputFilename.empty()";
- return true;
- }
- else {
- const OptionDescription& OptDesc = OptDescs.FindOption(OptName);
- if (OptDesc.isSwitch())
- throw OptName
- + ": incorrect option type - should be a list or parameter!";
- O << Test << OptDesc.GenVariableName() << ".empty()";
- return true;
- }
+ }
+ else if (TestName == "not_empty" || TestName == "empty") {
+ bool EmitNegate = (TestName == "not_empty");
+ apply(EmitEmptyTest(EmitNegate, OptDescs), OptName, O);
+ return true;
}
return false;
}
-/// EmitCaseTest2Args - Helper function used by
-/// EmitCaseConstructHandler.
+/// EmitCaseTest1Arg - Helper function used by EmitCaseConstructHandler();
+bool EmitCaseTest1Arg(const std::string& TestName,
+ const DagInit& d,
+ const OptionDescriptions& OptDescs,
+ raw_ostream& O) {
+ checkNumberOfArguments(d, 1);
+ if (typeid(*d.getArg(0)) == typeid(ListInit))
+ return EmitCaseTest1ArgList(TestName, d, OptDescs, O);
+ else
+ return EmitCaseTest1ArgStr(TestName, d, OptDescs, O);
+}
+
+/// EmitCaseTest2Args - Helper function used by EmitCaseConstructHandler().
bool EmitCaseTest2Args(const std::string& TestName,
const DagInit& d,
unsigned IndentLevel,
const OptionDescriptions& OptDescs,
raw_ostream& O) {
- checkNumberOfArguments(&d, 2);
+ checkNumberOfArguments(d, 2);
const std::string& OptName = InitPtrToString(d.getArg(0));
const std::string& OptArg = InitPtrToString(d.getArg(1));
- const OptionDescription& OptDesc = OptDescs.FindOption(OptName);
if (TestName == "parameter_equals") {
- if (!OptDesc.isParameter())
- throw OptName + ": incorrect option type - should be a parameter!";
+ const OptionDescription& OptDesc = OptDescs.FindParameter(OptName);
O << OptDesc.GenVariableName() << " == \"" << OptArg << "\"";
return true;
}
else if (TestName == "element_in_list") {
- if (!OptDesc.isList())
- throw OptName + ": incorrect option type - should be a list!";
+ const OptionDescription& OptDesc = OptDescs.FindList(OptName);
const std::string& VarName = OptDesc.GenVariableName();
O << "std::find(" << VarName << ".begin(),\n";
O.indent(IndentLevel + Indent1)
void EmitLogicalNot(const DagInit& d, unsigned IndentLevel,
const OptionDescriptions& OptDescs, raw_ostream& O)
{
- checkNumberOfArguments(&d, 1);
+ checkNumberOfArguments(d, 1);
const DagInit& InnerTest = InitPtrToDag(d.getArg(0));
O << "! (";
EmitCaseTest(InnerTest, IndentLevel, OptDescs, O);
void EmitCaseTest(const DagInit& d, unsigned IndentLevel,
const OptionDescriptions& OptDescs,
raw_ostream& O) {
- const std::string& TestName = d.getOperator()->getAsString();
+ const std::string& TestName = GetOperatorName(d);
if (TestName == "and")
EmitLogicalOperationTest(d, "&&", IndentLevel, OptDescs, O);
EmitLogicalOperationTest(d, "||", IndentLevel, OptDescs, O);
else if (TestName == "not")
EmitLogicalNot(d, IndentLevel, OptDescs, O);
+ else if (EmitCaseTest0Args(TestName, O))
+ return;
else if (EmitCaseTest1Arg(TestName, d, OptDescs, O))
return;
else if (EmitCaseTest2Args(TestName, d, IndentLevel, OptDescs, O))
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, unsigned IndentLevel, raw_ostream& O).
-template <typename F>
-void EmitCaseConstructHandler(const Init* Dag, unsigned IndentLevel,
- F Callback, bool EmitElseIf,
- const OptionDescriptions& OptDescs,
- raw_ostream& O) {
- const DagInit* d = &InitPtrToDag(Dag);
- if (d->getOperator()->getAsString() != "case")
- throw std::string("EmitCaseConstructHandler should be invoked"
- " only on 'case' expressions!");
- unsigned numArgs = d->getNumArgs();
- if (d->getNumArgs() < 2)
- throw "There should be at least one clause in the 'case' expression:\n"
- + d->getAsString();
+/// EmitCaseTestCallback - Callback used by EmitCaseConstructHandler.
+class EmitCaseTestCallback {
+ bool EmitElseIf_;
+ const OptionDescriptions& OptDescs_;
+ raw_ostream& O_;
+public:
- for (unsigned i = 0; i != numArgs; ++i) {
- const DagInit& Test = InitPtrToDag(d->getArg(i));
+ EmitCaseTestCallback(bool EmitElseIf,
+ const OptionDescriptions& OptDescs, raw_ostream& O)
+ : EmitElseIf_(EmitElseIf), OptDescs_(OptDescs), O_(O)
+ {}
- // Emit the test.
- if (Test.getOperator()->getAsString() == "default") {
- if (i+2 != numArgs)
- throw std::string("The 'default' clause should be the last in the"
- "'case' construct!");
- O.indent(IndentLevel) << "else {\n";
+ void operator()(const DagInit& Test, unsigned IndentLevel, bool FirstTest)
+ {
+ if (GetOperatorName(Test) == "default") {
+ O_.indent(IndentLevel) << "else {\n";
}
else {
- O.indent(IndentLevel) << ((i != 0 && EmitElseIf) ? "else if (" : "if (");
- EmitCaseTest(Test, IndentLevel, OptDescs, O);
- O << ") {\n";
+ O_.indent(IndentLevel)
+ << ((!FirstTest && EmitElseIf_) ? "else if (" : "if (");
+ EmitCaseTest(Test, IndentLevel, OptDescs_, O_);
+ O_ << ") {\n";
}
+ }
+};
- // Emit the corresponding statement.
- ++i;
- if (i == numArgs)
- throw "Case construct handler: no corresponding action "
- "found for the test " + Test.getAsString() + '!';
-
- Init* arg = d->getArg(i);
- const DagInit* nd = dynamic_cast<DagInit*>(arg);
- if (nd && (nd->getOperator()->getAsString() == "case")) {
- // Handle the nested 'case'.
- EmitCaseConstructHandler(nd, (IndentLevel + Indent1),
- Callback, EmitElseIf, OptDescs, O);
- }
- else {
- Callback(arg, (IndentLevel + Indent1), O);
+/// EmitCaseStatementCallback - Callback used by EmitCaseConstructHandler.
+template <typename F>
+class EmitCaseStatementCallback {
+ F Callback_;
+ raw_ostream& O_;
+public:
+
+ EmitCaseStatementCallback(F Callback, raw_ostream& O)
+ : Callback_(Callback), O_(O)
+ {}
+
+ void operator() (const Init* Statement, unsigned IndentLevel) {
+
+ // Ignore nested 'case' DAG.
+ if (!(dynamic_cast<const DagInit*>(Statement) &&
+ GetOperatorName(static_cast<const DagInit&>(*Statement)) == "case")) {
+ if (typeid(*Statement) == typeid(ListInit)) {
+ const ListInit& DagList = *static_cast<const ListInit*>(Statement);
+ for (ListInit::const_iterator B = DagList.begin(), E = DagList.end();
+ B != E; ++B)
+ Callback_(*B, (IndentLevel + Indent1), O_);
+ }
+ else {
+ Callback_(Statement, (IndentLevel + Indent1), O_);
+ }
}
- O.indent(IndentLevel) << "}\n";
+ O_.indent(IndentLevel) << "}\n";
}
+
+};
+
+/// EmitCaseConstructHandler - Emit code that handles the 'case'
+/// construct. Takes a function object that should emit code for every case
+/// clause. Implemented on top of WalkCase.
+/// Callback's type is void F(Init* Statement, unsigned IndentLevel,
+/// raw_ostream& O).
+/// EmitElseIf parameter controls the type of condition that is emitted ('if
+/// (..) {..} else if (..) {} .. else {..}' vs. 'if (..) {..} if(..) {..}
+/// .. else {..}').
+template <typename F>
+void EmitCaseConstructHandler(const Init* Case, unsigned IndentLevel,
+ F Callback, bool EmitElseIf,
+ const OptionDescriptions& OptDescs,
+ raw_ostream& O) {
+ WalkCase(Case, EmitCaseTestCallback(EmitElseIf, OptDescs, O),
+ EmitCaseStatementCallback<F>(Callback, O), IndentLevel);
}
-/// TokenizeCmdline - converts from "$CALL(HookName, 'Arg1', 'Arg2')/path" to
-/// ["$CALL(", "HookName", "Arg1", "Arg2", ")/path"] .
-/// Helper function used by EmitCmdLineVecFill and.
-void TokenizeCmdline(const std::string& CmdLine, StrVector& Out) {
+/// TokenizeCmdLine - converts from
+/// "$CALL(HookName, 'Arg1', 'Arg2')/path -arg1 -arg2" to
+/// ["$CALL(", "HookName", "Arg1", "Arg2", ")/path", "-arg1", "-arg2"].
+void TokenizeCmdLine(const std::string& CmdLine, StrVector& Out) {
const char* Delimiters = " \t\n\v\f\r";
enum TokenizerState
{ Normal, SpecialCommand, InsideSpecialCommand, InsideQuotationMarks }
}
}
-/// SubstituteSpecialCommands - Perform string substitution for $CALL
-/// and $ENV. Helper function used by EmitCmdLineVecFill().
-StrVector::const_iterator SubstituteSpecialCommands
-(StrVector::const_iterator Pos, StrVector::const_iterator End, raw_ostream& O)
+/// SubstituteCall - Given "$CALL(HookName, [Arg1 [, Arg2 [...]]])", output
+/// "hooks::HookName([Arg1 [, Arg2 [, ...]]])". Helper function used by
+/// SubstituteSpecialCommands().
+StrVector::const_iterator
+SubstituteCall (StrVector::const_iterator Pos,
+ StrVector::const_iterator End,
+ bool IsJoin, raw_ostream& O)
{
+ const char* errorMessage = "Syntax error in $CALL invocation!";
+ checkedIncrement(Pos, End, errorMessage);
+ const std::string& CmdName = *Pos;
- const std::string& cmd = *Pos;
-
- if (cmd == "$CALL") {
- checkedIncrement(Pos, End, "Syntax error in $CALL invocation!");
- const std::string& CmdName = *Pos;
+ if (CmdName == ")")
+ throw "$CALL invocation: empty argument list!";
- if (CmdName == ")")
- throw std::string("$CALL invocation: empty argument list!");
+ O << "hooks::";
+ O << CmdName << "(";
- O << "hooks::";
- O << CmdName << "(";
+ bool firstIteration = true;
+ while (true) {
+ checkedIncrement(Pos, End, errorMessage);
+ const std::string& Arg = *Pos;
+ assert(Arg.size() != 0);
- bool firstIteration = true;
- while (true) {
- checkedIncrement(Pos, End, "Syntax error in $CALL invocation!");
- const std::string& Arg = *Pos;
- assert(Arg.size() != 0);
+ if (Arg[0] == ')')
+ break;
- if (Arg[0] == ')')
- break;
+ if (firstIteration)
+ firstIteration = false;
+ else
+ O << ", ";
- if (firstIteration)
- firstIteration = false;
+ if (Arg == "$INFILE") {
+ if (IsJoin)
+ throw "$CALL(Hook, $INFILE) can't be used with a Join tool!";
else
- O << ", ";
-
+ O << "inFile.c_str()";
+ }
+ else {
O << '"' << Arg << '"';
}
+ }
- O << ')';
+ O << ')';
- }
- else if (cmd == "$ENV") {
- checkedIncrement(Pos, End, "Syntax error in $ENV invocation!");
- const std::string& EnvName = *Pos;
+ return Pos;
+}
+
+/// SubstituteEnv - Given '$ENV(VAR_NAME)', output 'getenv("VAR_NAME")'. Helper
+/// function used by SubstituteSpecialCommands().
+StrVector::const_iterator
+SubstituteEnv (StrVector::const_iterator Pos,
+ StrVector::const_iterator End, raw_ostream& O)
+{
+ const char* errorMessage = "Syntax error in $ENV invocation!";
+ checkedIncrement(Pos, End, errorMessage);
+ const std::string& EnvName = *Pos;
+
+ if (EnvName == ")")
+ throw "$ENV invocation: empty argument list!";
- if (EnvName == ")")
- throw "$ENV invocation: empty argument list!";
+ O << "checkCString(std::getenv(\"";
+ O << EnvName;
+ O << "\"))";
- O << "checkCString(std::getenv(\"";
- O << EnvName;
- O << "\"))";
+ checkedIncrement(Pos, End, errorMessage);
- checkedIncrement(Pos, End, "Syntax error in $ENV invocation!");
+ return Pos;
+}
+
+/// SubstituteSpecialCommands - Given an invocation of $CALL or $ENV, output
+/// handler code. Helper function used by EmitCmdLineVecFill().
+StrVector::const_iterator
+SubstituteSpecialCommands (StrVector::const_iterator Pos,
+ StrVector::const_iterator End,
+ bool IsJoin, raw_ostream& O)
+{
+
+ const std::string& cmd = *Pos;
+
+ // Perform substitution.
+ if (cmd == "$CALL") {
+ Pos = SubstituteCall(Pos, End, IsJoin, O);
+ }
+ else if (cmd == "$ENV") {
+ Pos = SubstituteEnv(Pos, End, O);
}
else {
throw "Unknown special command: " + cmd;
}
+ // Handle '$CMD(ARG)/additional/text'.
const std::string& Leftover = *Pos;
assert(Leftover.at(0) == ')');
if (Leftover.size() != 1)
bool IsJoin, unsigned IndentLevel,
raw_ostream& O) {
StrVector StrVec;
- TokenizeCmdline(InitPtrToString(CmdLine), StrVec);
+ TokenizeCmdLine(InitPtrToString(CmdLine), StrVec);
if (StrVec.empty())
throw "Tool '" + ToolName + "' has empty command line!";
++I;
}
+ bool hasINFILE = false;
+
for (; I != E; ++I) {
const std::string& cmd = *I;
assert(!cmd.empty());
O.indent(IndentLevel);
if (cmd.at(0) == '$') {
if (cmd == "$INFILE") {
+ hasINFILE = true;
if (IsJoin) {
O << "for (PathVector::const_iterator B = inFiles.begin()"
<< ", E = inFiles.end();\n";
}
}
else if (cmd == "$OUTFILE") {
- O << "vec.push_back(out_file);\n";
+ O << "vec.push_back(\"\");\n";
+ O.indent(IndentLevel) << "out_file_index = vec.size()-1;\n";
}
else {
O << "vec.push_back(";
- I = SubstituteSpecialCommands(I, E, O);
+ I = SubstituteSpecialCommands(I, E, IsJoin, O);
O << ");\n";
}
}
O << "vec.push_back(\"" << cmd << "\");\n";
}
}
- O.indent(IndentLevel) << "cmd = ";
+ if (!hasINFILE)
+ throw "Tool '" + ToolName + "' doesn't take any input!";
+ O.indent(IndentLevel) << "cmd = ";
if (StrVec[0][0] == '$')
- SubstituteSpecialCommands(StrVec.begin(), StrVec.end(), O);
+ SubstituteSpecialCommands(StrVec.begin(), StrVec.end(), IsJoin, O);
else
O << '"' << StrVec[0] << '"';
O << ";\n";
break;
case OptionType::Alias:
default:
- throw std::string("Aliases are not allowed in tool option descriptions!");
+ throw "Aliases are not allowed in tool option descriptions!";
}
}
-/// EmitActionHandler - Emit code that handles actions. Used by
-/// EmitGenerateActionMethod() as an argument to
-/// EmitCaseConstructHandler().
-class EmitActionHandler {
+/// ActionHandlingCallbackBase - Base class of EmitActionHandlersCallback and
+/// EmitPreprocessOptionsCallback.
+struct ActionHandlingCallbackBase
+{
+
+ void onErrorDag(const DagInit& d,
+ unsigned IndentLevel, raw_ostream& O) const
+ {
+ O.indent(IndentLevel)
+ << "throw std::runtime_error(\"" <<
+ (d.getNumArgs() >= 1 ? InitPtrToString(d.getArg(0))
+ : "Unknown error!")
+ << "\");\n";
+ }
+
+ void onWarningDag(const DagInit& d,
+ unsigned IndentLevel, raw_ostream& O) const
+ {
+ checkNumberOfArguments(d, 1);
+ O.indent(IndentLevel) << "llvm::errs() << \""
+ << InitPtrToString(d.getArg(0)) << "\";\n";
+ }
+
+};
+
+/// EmitActionHandlersCallback - Emit code that handles actions. Used by
+/// EmitGenerateActionMethod() as an argument to EmitCaseConstructHandler().
+
+class EmitActionHandlersCallback;
+
+typedef void (EmitActionHandlersCallback::* EmitActionHandlersCallbackHandler)
+(const DagInit&, unsigned, raw_ostream&) const;
+
+class EmitActionHandlersCallback :
+ public ActionHandlingCallbackBase,
+ public HandlerTable<EmitActionHandlersCallbackHandler>
+{
+ typedef EmitActionHandlersCallbackHandler Handler;
+
const OptionDescriptions& OptDescs;
- void processActionDag(const Init* Statement, unsigned IndentLevel,
- raw_ostream& O) const
+ /// EmitHookInvocation - Common code for hook invocation from actions. Used by
+ /// onAppendCmd and onOutputSuffix.
+ void EmitHookInvocation(const std::string& Str,
+ const char* BlockOpen, const char* BlockClose,
+ unsigned IndentLevel, raw_ostream& O) const
{
- const DagInit& Dag = InitPtrToDag(Statement);
- const std::string& ActionName = Dag.getOperator()->getAsString();
+ StrVector Out;
+ TokenizeCmdLine(Str, Out);
+
+ for (StrVector::const_iterator B = Out.begin(), E = Out.end();
+ B != E; ++B) {
+ const std::string& cmd = *B;
- if (ActionName == "append_cmd") {
- checkNumberOfArguments(&Dag, 1);
- const std::string& Cmd = InitPtrToString(Dag.getArg(0));
- StrVector Out;
- llvm::SplitString(Cmd, Out);
+ O.indent(IndentLevel) << BlockOpen;
- for (StrVector::const_iterator B = Out.begin(), E = Out.end();
- B != E; ++B)
- O.indent(IndentLevel) << "vec.push_back(\"" << *B << "\");\n";
- }
- else if (ActionName == "error") {
- O.indent(IndentLevel) << "throw std::runtime_error(\"" <<
- (Dag.getNumArgs() >= 1 ? InitPtrToString(Dag.getArg(0))
- : "Unknown error!")
- << "\");\n";
- }
- else if (ActionName == "forward") {
- checkNumberOfArguments(&Dag, 1);
- const std::string& Name = InitPtrToString(Dag.getArg(0));
- EmitForwardOptionPropertyHandlingCode(OptDescs.FindOption(Name),
- IndentLevel, "", O);
- }
- else if (ActionName == "forward_as") {
- checkNumberOfArguments(&Dag, 2);
- const std::string& Name = InitPtrToString(Dag.getArg(0));
- const std::string& NewName = InitPtrToString(Dag.getArg(1));
- EmitForwardOptionPropertyHandlingCode(OptDescs.FindOption(Name),
- IndentLevel, NewName, O);
- }
- else if (ActionName == "output_suffix") {
- checkNumberOfArguments(&Dag, 1);
- const std::string& OutSuf = InitPtrToString(Dag.getArg(0));
- O.indent(IndentLevel) << "output_suffix = \"" << OutSuf << "\";\n";
- }
- else if (ActionName == "stop_compilation") {
- O.indent(IndentLevel) << "stop_compilation = true;\n";
+ if (cmd.at(0) == '$')
+ B = SubstituteSpecialCommands(B, E, /* IsJoin = */ true, O);
+ else
+ O << '"' << cmd << '"';
+
+ O << BlockClose;
}
- else if (ActionName == "unpack_values") {
- checkNumberOfArguments(&Dag, 1);
- const std::string& Name = InitPtrToString(Dag.getArg(0));
- const OptionDescription& D = OptDescs.FindOption(Name);
-
- if (D.isMultiVal())
- throw std::string("Can't use unpack_values with multi-valued options!");
-
- if (D.isList()) {
- O.indent(IndentLevel)
- << "for (" << D.GenTypeDeclaration()
- << "::iterator B = " << D.GenVariableName() << ".begin(),\n";
- O.indent(IndentLevel)
- << "E = " << D.GenVariableName() << ".end(); B != E; ++B)\n";
- O.indent(IndentLevel + Indent1)
- << "llvm::SplitString(*B, vec, \",\");\n";
- }
- else if (D.isParameter()){
- O.indent(IndentLevel) << "llvm::SplitString("
- << D.GenVariableName() << ", vec, \",\");\n";
- }
- else {
- throw "Option '" + D.Name +
- "': switches can't have the 'unpack_values' property!";
- }
+ }
+
+ void onAppendCmd (const DagInit& Dag,
+ unsigned IndentLevel, raw_ostream& O) const
+ {
+ checkNumberOfArguments(Dag, 1);
+ this->EmitHookInvocation(InitPtrToString(Dag.getArg(0)),
+ "vec.push_back(", ");\n", IndentLevel, O);
+ }
+
+ void onForward (const DagInit& Dag,
+ unsigned IndentLevel, raw_ostream& O) const
+ {
+ checkNumberOfArguments(Dag, 1);
+ const std::string& Name = InitPtrToString(Dag.getArg(0));
+ EmitForwardOptionPropertyHandlingCode(OptDescs.FindOption(Name),
+ IndentLevel, "", O);
+ }
+
+ void onForwardAs (const DagInit& Dag,
+ unsigned IndentLevel, raw_ostream& O) const
+ {
+ checkNumberOfArguments(Dag, 2);
+ const std::string& Name = InitPtrToString(Dag.getArg(0));
+ const std::string& NewName = InitPtrToString(Dag.getArg(1));
+ EmitForwardOptionPropertyHandlingCode(OptDescs.FindOption(Name),
+ IndentLevel, NewName, O);
+ }
+
+ void onForwardValue (const DagInit& Dag,
+ unsigned IndentLevel, raw_ostream& O) const
+ {
+ checkNumberOfArguments(Dag, 1);
+ const std::string& Name = InitPtrToString(Dag.getArg(0));
+ const OptionDescription& D = OptDescs.FindListOrParameter(Name);
+
+ if (D.isParameter()) {
+ O.indent(IndentLevel) << "vec.push_back("
+ << D.GenVariableName() << ");\n";
}
else {
- throw "Unknown action name: " + ActionName + "!";
+ O.indent(IndentLevel) << "std::copy(" << D.GenVariableName()
+ << ".begin(), " << D.GenVariableName()
+ << ".end(), std::back_inserter(vec));\n";
}
}
+
+ void onForwardTransformedValue (const DagInit& Dag,
+ unsigned IndentLevel, raw_ostream& O) const
+ {
+ checkNumberOfArguments(Dag, 2);
+ const std::string& Name = InitPtrToString(Dag.getArg(0));
+ const std::string& Hook = InitPtrToString(Dag.getArg(1));
+ const OptionDescription& D = OptDescs.FindListOrParameter(Name);
+
+ O.indent(IndentLevel) << "vec.push_back(" << "hooks::"
+ << Hook << "(" << D.GenVariableName()
+ << (D.isParameter() ? ".c_str()" : "") << "));\n";
+ }
+
+ void onOutputSuffix (const DagInit& Dag,
+ unsigned IndentLevel, raw_ostream& O) const
+ {
+ checkNumberOfArguments(Dag, 1);
+ this->EmitHookInvocation(InitPtrToString(Dag.getArg(0)),
+ "output_suffix = ", ";\n", IndentLevel, O);
+ }
+
+ void onStopCompilation (const DagInit& Dag,
+ unsigned IndentLevel, raw_ostream& O) const
+ {
+ O.indent(IndentLevel) << "stop_compilation = true;\n";
+ }
+
+
+ void onUnpackValues (const DagInit& Dag,
+ unsigned IndentLevel, raw_ostream& O) const
+ {
+ throw "'unpack_values' is deprecated. "
+ "Use 'comma_separated' + 'forward_value' instead!";
+ }
+
public:
- EmitActionHandler(const OptionDescriptions& OD)
- : OptDescs(OD) {}
- void operator()(const Init* Statement, unsigned IndentLevel,
- raw_ostream& O) const
+ explicit EmitActionHandlersCallback(const OptionDescriptions& OD)
+ : OptDescs(OD)
{
- if (typeid(*Statement) == typeid(ListInit)) {
- const ListInit& DagList = *static_cast<const ListInit*>(Statement);
- for (ListInit::const_iterator B = DagList.begin(), E = DagList.end();
- B != E; ++B)
- this->processActionDag(*B, IndentLevel, O);
- }
- else {
- this->processActionDag(Statement, IndentLevel, O);
+ if (!staticMembersInitialized_) {
+ AddHandler("error", &EmitActionHandlersCallback::onErrorDag);
+ AddHandler("warning", &EmitActionHandlersCallback::onWarningDag);
+ AddHandler("append_cmd", &EmitActionHandlersCallback::onAppendCmd);
+ AddHandler("forward", &EmitActionHandlersCallback::onForward);
+ AddHandler("forward_as", &EmitActionHandlersCallback::onForwardAs);
+ AddHandler("forward_value", &EmitActionHandlersCallback::onForwardValue);
+ AddHandler("forward_transformed_value",
+ &EmitActionHandlersCallback::onForwardTransformedValue);
+ AddHandler("output_suffix", &EmitActionHandlersCallback::onOutputSuffix);
+ AddHandler("stop_compilation",
+ &EmitActionHandlersCallback::onStopCompilation);
+ AddHandler("unpack_values",
+ &EmitActionHandlersCallback::onUnpackValues);
+
+ staticMembersInitialized_ = true;
}
}
+
+ void operator()(const Init* I,
+ unsigned IndentLevel, raw_ostream& O) const
+ {
+ InvokeDagInitHandler(this, I, IndentLevel, O);
+ }
};
-// EmitGenerateActionMethod - Emit one of two versions of the
-// Tool::GenerateAction() method.
-void EmitGenerateActionMethod (const ToolDescription& D,
- const OptionDescriptions& OptDescs,
- bool IsJoin, raw_ostream& O) {
+bool IsOutFileIndexCheckRequiredStr (const Init* CmdLine) {
+ StrVector StrVec;
+ TokenizeCmdLine(InitPtrToString(CmdLine), StrVec);
+
+ for (StrVector::const_iterator I = StrVec.begin(), E = StrVec.end();
+ I != E; ++I) {
+ if (*I == "$OUTFILE")
+ return false;
+ }
+
+ return true;
+}
+
+class IsOutFileIndexCheckRequiredStrCallback {
+ bool* ret_;
+
+public:
+ IsOutFileIndexCheckRequiredStrCallback(bool* ret) : ret_(ret)
+ {}
+
+ void operator()(const Init* CmdLine) {
+ // Ignore nested 'case' DAG.
+ if (typeid(*CmdLine) == typeid(DagInit))
+ return;
+
+ if (IsOutFileIndexCheckRequiredStr(CmdLine))
+ *ret_ = true;
+ }
+
+ void operator()(const DagInit* Test, unsigned, bool) {
+ this->operator()(Test);
+ }
+ void operator()(const Init* Statement, unsigned) {
+ this->operator()(Statement);
+ }
+};
+
+bool IsOutFileIndexCheckRequiredCase (Init* CmdLine) {
+ bool ret = false;
+ WalkCase(CmdLine, Id(), IsOutFileIndexCheckRequiredStrCallback(&ret));
+ return ret;
+}
+
+/// IsOutFileIndexCheckRequired - Should we emit an "out_file_index != -1" check
+/// in EmitGenerateActionMethod() ?
+bool IsOutFileIndexCheckRequired (Init* CmdLine) {
+ if (typeid(*CmdLine) == typeid(StringInit))
+ return IsOutFileIndexCheckRequiredStr(CmdLine);
+ else
+ return IsOutFileIndexCheckRequiredCase(CmdLine);
+}
+
+void EmitGenerateActionMethodHeader(const ToolDescription& D,
+ bool IsJoin, raw_ostream& O)
+{
if (IsJoin)
O.indent(Indent1) << "Action GenerateAction(const PathVector& inFiles,\n";
else
O.indent(Indent2) << "bool stop_compilation = !HasChildren;\n";
O.indent(Indent2) << "const char* output_suffix = \""
<< D.OutputSuffix << "\";\n";
- O.indent(Indent2) << "std::string out_file;\n\n";
+}
- // For every understood option, emit handling code.
- if (D.Actions)
- EmitCaseConstructHandler(D.Actions, Indent2, EmitActionHandler(OptDescs),
- false, OptDescs, O);
+// EmitGenerateActionMethod - Emit either a normal or a "join" version of the
+// Tool::GenerateAction() method.
+void EmitGenerateActionMethod (const ToolDescription& D,
+ const OptionDescriptions& OptDescs,
+ bool IsJoin, raw_ostream& O) {
- O << '\n';
- O.indent(Indent2)
- << "out_file = OutFilename(" << (IsJoin ? "sys::Path(),\n" : "inFile,\n");
- O.indent(Indent3) << "TempDir, stop_compilation, output_suffix).str();\n\n";
+ EmitGenerateActionMethodHeader(D, IsJoin, O);
- // cmd_line is either a string or a 'case' construct.
if (!D.CmdLine)
throw "Tool " + D.Name + " has no cmd_line property!";
- else if (typeid(*D.CmdLine) == typeid(StringInit))
+
+ bool IndexCheckRequired = IsOutFileIndexCheckRequired(D.CmdLine);
+ O.indent(Indent2) << "int out_file_index"
+ << (IndexCheckRequired ? " = -1" : "")
+ << ";\n\n";
+
+ // Process the cmd_line property.
+ if (typeid(*D.CmdLine) == typeid(StringInit))
EmitCmdLineVecFill(D.CmdLine, D.Name, IsJoin, Indent2, O);
else
EmitCaseConstructHandler(D.CmdLine, Indent2,
EmitCmdLineVecFillCallback(IsJoin, D.Name),
true, OptDescs, O);
+ // For every understood option, emit handling code.
+ if (D.Actions)
+ EmitCaseConstructHandler(D.Actions, Indent2,
+ EmitActionHandlersCallback(OptDescs),
+ false, OptDescs, O);
+
+ O << '\n';
+ O.indent(Indent2)
+ << "std::string out_file = OutFilename("
+ << (IsJoin ? "sys::Path(),\n" : "inFile,\n");
+ O.indent(Indent3) << "TempDir, stop_compilation, output_suffix).str();\n\n";
+
+ if (IndexCheckRequired)
+ O.indent(Indent2) << "if (out_file_index != -1)\n";
+ O.indent(IndexCheckRequired ? Indent3 : Indent2)
+ << "vec[out_file_index] = out_file;\n";
+
// Handle the Sink property.
if (D.isSink()) {
O.indent(Indent2) << "if (!" << SinkOptionName << ".empty()) {\n";
else
O << "Tool";
- O << "{\nprivate:\n";
+ O << " {\nprivate:\n";
O.indent(Indent1) << "static const char* InputLanguages_[];\n\n";
O << "public:\n";
else if (val.isOneOrMore() && val.isList()) {
O << ", cl::OneOrMore";
}
- else if (val.isZeroOrOne() && val.isList()) {
- O << ", cl::ZeroOrOne";
+ else if (val.isOptional() && val.isList()) {
+ O << ", cl::Optional";
}
- if (val.isReallyHidden()) {
+ if (val.isReallyHidden())
O << ", cl::ReallyHidden";
- }
- else if (val.isHidden()) {
+ else if (val.isHidden())
O << ", cl::Hidden";
- }
+
+ if (val.isCommaSeparated())
+ O << ", cl::CommaSeparated";
if (val.MultiVal > 1)
O << ", cl::multi_val(" << val.MultiVal << ')';
O << '\n';
}
-/// EmitPopulateLanguageMap - Emit the PopulateLanguageMap() function.
+/// EmitPreprocessOptionsCallback - Helper function passed to
+/// EmitCaseConstructHandler() by EmitPreprocessOptions().
+
+class EmitPreprocessOptionsCallback;
+
+typedef void
+(EmitPreprocessOptionsCallback::* EmitPreprocessOptionsCallbackHandler)
+(const DagInit&, unsigned, raw_ostream&) const;
+
+class EmitPreprocessOptionsCallback :
+ public ActionHandlingCallbackBase,
+ public HandlerTable<EmitPreprocessOptionsCallbackHandler>
+{
+ typedef EmitPreprocessOptionsCallbackHandler Handler;
+
+ const OptionDescriptions& OptDescs_;
+
+ void onUnsetOptionStr(const Init* I,
+ unsigned IndentLevel, raw_ostream& O) const
+ {
+ const std::string& OptName = InitPtrToString(I);
+ const OptionDescription& OptDesc = OptDescs_.FindOption(OptName);
+
+ if (OptDesc.isSwitch()) {
+ O.indent(IndentLevel) << OptDesc.GenVariableName() << " = false;\n";
+ }
+ else if (OptDesc.isParameter()) {
+ O.indent(IndentLevel) << OptDesc.GenVariableName() << " = \"\";\n";
+ }
+ else if (OptDesc.isList()) {
+ O.indent(IndentLevel) << OptDesc.GenVariableName() << ".clear();\n";
+ }
+ else {
+ throw "Can't apply 'unset_option' to alias option '" + OptName + "'!";
+ }
+ }
+
+ void onUnsetOptionList(const ListInit& L,
+ unsigned IndentLevel, raw_ostream& O) const
+ {
+ for (ListInit::const_iterator B = L.begin(), E = L.end(); B != E; ++B)
+ this->onUnsetOptionStr(*B, IndentLevel, O);
+ }
+
+ void onUnsetOption(const DagInit& d,
+ unsigned IndentLevel, raw_ostream& O) const
+ {
+ checkNumberOfArguments(d, 1);
+ Init* I = d.getArg(0);
+
+ if (typeid(*I) == typeid(ListInit)) {
+ const ListInit& L = *static_cast<const ListInit*>(I);
+ this->onUnsetOptionList(L, IndentLevel, O);
+ }
+ else {
+ this->onUnsetOptionStr(I, IndentLevel, O);
+ }
+ }
+
+public:
+
+ EmitPreprocessOptionsCallback(const OptionDescriptions& OptDescs)
+ : OptDescs_(OptDescs)
+ {
+ if (!staticMembersInitialized_) {
+ AddHandler("error", &EmitPreprocessOptionsCallback::onErrorDag);
+ AddHandler("warning", &EmitPreprocessOptionsCallback::onWarningDag);
+ AddHandler("unset_option", &EmitPreprocessOptionsCallback::onUnsetOption);
+
+ staticMembersInitialized_ = true;
+ }
+ }
+
+ void operator()(const Init* I,
+ unsigned IndentLevel, raw_ostream& O) const
+ {
+ InvokeDagInitHandler(this, I, IndentLevel, O);
+ }
+
+};
+
+/// EmitPreprocessOptions - Emit the PreprocessOptionsLocal() function.
+void EmitPreprocessOptions (const RecordKeeper& Records,
+ const OptionDescriptions& OptDecs, raw_ostream& O)
+{
+ O << "void PreprocessOptionsLocal() {\n";
+
+ const RecordVector& OptionPreprocessors =
+ Records.getAllDerivedDefinitions("OptionPreprocessor");
+
+ for (RecordVector::const_iterator B = OptionPreprocessors.begin(),
+ E = OptionPreprocessors.end(); B!=E; ++B) {
+ DagInit* Case = (*B)->getValueAsDag("preprocessor");
+ EmitCaseConstructHandler(Case, Indent1,
+ EmitPreprocessOptionsCallback(OptDecs),
+ false, OptDecs, O);
+ }
+
+ O << "}\n\n";
+}
+
+/// EmitPopulateLanguageMap - Emit the PopulateLanguageMapLocal() function.
void EmitPopulateLanguageMap (const RecordKeeper& Records, raw_ostream& O)
{
- // Generate code
O << "void PopulateLanguageMapLocal(LanguageMap& langMap) {\n";
// Get the relevant field out of RecordKeeper
ListInit* LangsToSuffixesList = LangMapRecord->getValueAsListInit("map");
if (!LangsToSuffixesList)
- throw std::string("Error in the language map definition!");
+ throw "Error in the language map definition!";
for (unsigned i = 0; i < LangsToSuffixesList->size(); ++i) {
const Record* LangToSuffixes = LangsToSuffixesList->getElementAsRecord(i);
void IncDecWeight (const Init* i, unsigned IndentLevel,
raw_ostream& O) {
const DagInit& d = InitPtrToDag(i);
- const std::string& OpName = d.getOperator()->getAsString();
+ const std::string& OpName = GetOperatorName(d);
if (OpName == "inc_weight") {
O.indent(IndentLevel) << "ret += ";
O.indent(IndentLevel) << "ret -= ";
}
else if (OpName == "error") {
- O.indent(IndentLevel)
- << "throw std::runtime_error(\"" <<
- (d.getNumArgs() >= 1 ? InitPtrToString(d.getArg(0))
- : "Unknown error!")
- << "\");\n";
+ checkNumberOfArguments(d, 1);
+ O.indent(IndentLevel) << "throw std::runtime_error(\""
+ << InitPtrToString(d.getArg(0))
+ << "\");\n";
return;
}
-
- else
- throw "Unknown operator in edge properties list: " + OpName + '!' +
+ else {
+ throw "Unknown operator in edge properties list: '" + OpName + "'!"
"\nOnly 'inc_weight', 'dec_weight' and 'error' are allowed.";
+ }
if (d.getNumArgs() > 0)
O << InitPtrToInt(d.getArg(0)) << ";\n";
E = EdgeVector.end(); B != E; ++B) {
const Record* Edge = *B;
const std::string& NodeB = Edge->getValueAsString("b");
- DagInit* Weight = Edge->getValueAsDag("weight");
+ DagInit& Weight = *Edge->getValueAsDag("weight");
if (!isDagEmpty(Weight))
- EmitEdgeClass(i, NodeB, Weight, OptDescs, O);
+ EmitEdgeClass(i, NodeB, &Weight, OptDescs, O);
++i;
}
}
-/// EmitPopulateCompilationGraph - Emit the PopulateCompilationGraph()
+/// EmitPopulateCompilationGraph - Emit the PopulateCompilationGraphLocal()
/// function.
void EmitPopulateCompilationGraph (const RecordVector& EdgeVector,
const ToolDescriptions& ToolDescs,
const Record* Edge = *B;
const std::string& NodeA = Edge->getValueAsString("a");
const std::string& NodeB = Edge->getValueAsString("b");
- DagInit* Weight = Edge->getValueAsDag("weight");
+ DagInit& Weight = *Edge->getValueAsDag("weight");
O.indent(Indent1) << "G.insertEdge(\"" << NodeA << "\", ";
O << "}\n\n";
}
+/// HookInfo - Information about the hook type and number of arguments.
+struct HookInfo {
+
+ // A hook can either have a single parameter of type std::vector<std::string>,
+ // or NumArgs parameters of type const char*.
+ enum HookType { ListHook, ArgHook };
+
+ HookType Type;
+ unsigned NumArgs;
+
+ HookInfo() : Type(ArgHook), NumArgs(1)
+ {}
+
+ HookInfo(HookType T) : Type(T), NumArgs(1)
+ {}
+
+ HookInfo(unsigned N) : Type(ArgHook), NumArgs(N)
+ {}
+};
+
+typedef llvm::StringMap<HookInfo> HookInfoMap;
+
/// ExtractHookNames - Extract the hook names from all instances of
-/// $CALL(HookName) in the provided command line string. Helper
+/// $CALL(HookName) in the provided command line string/action. Helper
/// function used by FillInHookNames().
class ExtractHookNames {
- llvm::StringMap<unsigned>& HookNames_;
+ HookInfoMap& HookNames_;
+ const OptionDescriptions& OptDescs_;
public:
- ExtractHookNames(llvm::StringMap<unsigned>& HookNames)
- : HookNames_(HookNames) {}
+ ExtractHookNames(HookInfoMap& HookNames, const OptionDescriptions& OptDescs)
+ : HookNames_(HookNames), OptDescs_(OptDescs)
+ {}
- void operator()(const Init* CmdLine) {
+ void onAction (const DagInit& Dag) {
+ const std::string& Name = GetOperatorName(Dag);
+
+ if (Name == "forward_transformed_value") {
+ checkNumberOfArguments(Dag, 2);
+ const std::string& OptName = InitPtrToString(Dag.getArg(0));
+ const std::string& HookName = InitPtrToString(Dag.getArg(1));
+ const OptionDescription& D = OptDescs_.FindOption(OptName);
+
+ HookNames_[HookName] = HookInfo(D.isList() ? HookInfo::ListHook
+ : HookInfo::ArgHook);
+ }
+ else if (Name == "append_cmd" || Name == "output_suffix") {
+ checkNumberOfArguments(Dag, 1);
+ this->onCmdLine(InitPtrToString(Dag.getArg(0)));
+ }
+ }
+
+ void onCmdLine(const std::string& Cmd) {
StrVector cmds;
- TokenizeCmdline(InitPtrToString(CmdLine), cmds);
+ TokenizeCmdLine(Cmd, cmds);
+
for (StrVector::const_iterator B = cmds.begin(), E = cmds.end();
B != E; ++B) {
const std::string& cmd = *B;
checkedIncrement(B, E, "Syntax error in $CALL invocation!");
const std::string& HookName = *B;
-
if (HookName.at(0) == ')')
throw "$CALL invoked with no arguments!";
++NumArgs;
}
- StringMap<unsigned>::const_iterator H = HookNames_.find(HookName);
+ HookInfoMap::const_iterator H = HookNames_.find(HookName);
- if (H != HookNames_.end() && H->second != NumArgs)
+ if (H != HookNames_.end() && H->second.NumArgs != NumArgs &&
+ H->second.Type != HookInfo::ArgHook)
throw "Overloading of hooks is not allowed. Overloaded hook: "
+ HookName;
else
- HookNames_[HookName] = NumArgs;
+ HookNames_[HookName] = HookInfo(NumArgs);
+ }
+ }
+ }
+
+ void operator()(const Init* Arg) {
+ // We're invoked on an action (either a dag or a dag list).
+ if (typeid(*Arg) == typeid(DagInit)) {
+ const DagInit& Dag = InitPtrToDag(Arg);
+ this->onAction(Dag);
+ return;
+ }
+ else if (typeid(*Arg) == typeid(ListInit)) {
+ const ListInit& List = InitPtrToList(Arg);
+ for (ListInit::const_iterator B = List.begin(), E = List.end(); B != E;
+ ++B) {
+ const DagInit& Dag = InitPtrToDag(*B);
+ this->onAction(Dag);
}
+ return;
}
+
+ // We're invoked on a command line.
+ this->onCmdLine(InitPtrToString(Arg));
+ }
+
+ void operator()(const DagInit* Test, unsigned, bool) {
+ this->operator()(Test);
+ }
+ void operator()(const Init* Statement, unsigned) {
+ this->operator()(Statement);
}
};
/// FillInHookNames - Actually extract the hook names from all command
/// line strings. Helper function used by EmitHookDeclarations().
void FillInHookNames(const ToolDescriptions& ToolDescs,
- llvm::StringMap<unsigned>& HookNames)
+ const OptionDescriptions& OptDescs,
+ HookInfoMap& HookNames)
{
- // For all command lines:
+ // For all tool descriptions:
for (ToolDescriptions::const_iterator B = ToolDescs.begin(),
E = ToolDescs.end(); B != E; ++B) {
const ToolDescription& D = *(*B);
+
+ // Look for 'forward_transformed_value' in 'actions'.
+ if (D.Actions)
+ WalkCase(D.Actions, Id(), ExtractHookNames(HookNames, OptDescs));
+
+ // Look for hook invocations in 'cmd_line'.
if (!D.CmdLine)
continue;
if (dynamic_cast<StringInit*>(D.CmdLine))
// This is a string.
- ExtractHookNames(HookNames).operator()(D.CmdLine);
+ ExtractHookNames(HookNames, OptDescs).operator()(D.CmdLine);
else
// This is a 'case' construct.
- WalkCase(D.CmdLine, Id(), ExtractHookNames(HookNames));
+ WalkCase(D.CmdLine, Id(), ExtractHookNames(HookNames, OptDescs));
}
}
/// EmitHookDeclarations - Parse CmdLine fields of all the tool
/// property records and emit hook function declaration for each
/// instance of $CALL(HookName).
-void EmitHookDeclarations(const ToolDescriptions& ToolDescs, raw_ostream& O) {
- llvm::StringMap<unsigned> HookNames;
+void EmitHookDeclarations(const ToolDescriptions& ToolDescs,
+ const OptionDescriptions& OptDescs, raw_ostream& O) {
+ HookInfoMap HookNames;
- FillInHookNames(ToolDescs, HookNames);
+ FillInHookNames(ToolDescs, OptDescs, HookNames);
if (HookNames.empty())
return;
O << "namespace hooks {\n";
- for (StringMap<unsigned>::const_iterator B = HookNames.begin(),
+ for (HookInfoMap::const_iterator B = HookNames.begin(),
E = HookNames.end(); B != E; ++B) {
- O.indent(Indent1) << "std::string " << B->first() << "(";
+ const char* HookName = B->first();
+ const HookInfo& Info = B->second;
- for (unsigned i = 0, j = B->second; i < j; ++i) {
- O << "const char* Arg" << i << (i+1 == j ? "" : ", ");
+ O.indent(Indent1) << "std::string " << HookName << "(";
+
+ if (Info.Type == HookInfo::ArgHook) {
+ for (unsigned i = 0, j = Info.NumArgs; i < j; ++i) {
+ O << "const char* Arg" << i << (i+1 == j ? "" : ", ");
+ }
+ }
+ else {
+ O << "const std::vector<std::string>& Arg";
}
O <<");\n";
O << "struct Plugin : public llvmc::BasePlugin {\n\n";
O.indent(Indent1) << "int Priority() const { return "
<< Priority << "; }\n\n";
+ O.indent(Indent1) << "void PreprocessOptions() const\n";
+ O.indent(Indent1) << "{ PreprocessOptionsLocal(); }\n\n";
O.indent(Indent1) << "void PopulateLanguageMap(LanguageMap& langMap) const\n";
O.indent(Indent1) << "{ PopulateLanguageMapLocal(langMap); }\n\n";
O.indent(Indent1)
/// EmitIncludes - Emit necessary #include directives and some
/// additional declarations.
void EmitIncludes(raw_ostream& O) {
- O << "#include \"llvm/CompilerDriver/CompilationGraph.h\"\n"
+ O << "#include \"llvm/CompilerDriver/BuiltinOptions.h\"\n"
+ << "#include \"llvm/CompilerDriver/CompilationGraph.h\"\n"
<< "#include \"llvm/CompilerDriver/ForceLinkageMacros.h\"\n"
<< "#include \"llvm/CompilerDriver/Plugin.h\"\n"
<< "#include \"llvm/CompilerDriver/Tool.h\"\n\n"
- << "#include \"llvm/ADT/StringExtras.h\"\n"
- << "#include \"llvm/Support/CommandLine.h\"\n\n"
+ << "#include \"llvm/Support/CommandLine.h\"\n"
+ << "#include \"llvm/Support/raw_ostream.h\"\n\n"
+ << "#include <algorithm>\n"
<< "#include <cstdlib>\n"
+ << "#include <iterator>\n"
<< "#include <stdexcept>\n\n"
<< "using namespace llvm;\n"
EmitOptionDefinitions(Data.OptDescs, Data.HasSink, Data.HasExterns, O);
// Emit hook declarations.
- EmitHookDeclarations(Data.ToolDescs, O);
+ EmitHookDeclarations(Data.ToolDescs, Data.OptDescs, O);
O << "namespace {\n\n";
- // Emit PopulateLanguageMap() function
- // (a language map maps from file extensions to language names).
+ // Emit PreprocessOptionsLocal() function.
+ EmitPreprocessOptions(Records, Data.OptDescs, O);
+
+ // Emit PopulateLanguageMapLocal() function
+ // (language map maps from file extensions to language names).
EmitPopulateLanguageMap(Records, O);
// Emit Tool classes.
// Emit Edge# classes.
EmitEdgeClasses(Data.Edges, Data.OptDescs, O);
- // Emit PopulateCompilationGraph() function.
+ // Emit PopulateCompilationGraphLocal() function.
EmitPopulateCompilationGraph(Data.Edges, Data.ToolDescs, O);
// Emit code for plugin registration.