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//===- TableGenBackend.cpp - Base class for TableGen Backends ---*- C++ -*-===//
//
// This file provides useful services for TableGen backends...
//
//===----------------------------------------------------------------------===//
#include "TableGenBackend.h"
#include "Record.h"
#include <iostream>
void TableGenBackend::EmitSourceFileHeader(const std::string &Desc,
std::ostream &OS) const {
OS << "//===- TableGen'erated file -------------------------------------*-"
" C++ -*-===//\n//\n// " << Desc << "\n//\n// Automatically generate"
"d file, do not edit!\n//\n//===------------------------------------"
"----------------------------------===//\n\n";
}
/// getQualifiedName - Return the name of the specified record, with a
/// namespace qualifier if the record contains one.
///
std::string TableGenBackend::getQualifiedName(Record *R) const {
std::string Namespace = R->getValueAsString("Namespace");
if (Namespace.empty()) return R->getName();
return Namespace + "::" + R->getName();
}
/// getTarget - Return the current instance of the Target class.
///
Record *TableGenBackend::getTarget(RecordKeeper &RC) const {
std::vector<Record*> Targets = RC.getAllDerivedDefinitions("Target");
if (Targets.size() != 1)
throw std::string("ERROR: Multiple subclasses of Target defined!");
return Targets[0];
}
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