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Add preliminary clang attribute generation support.
The attribute class generation support is still somewhat limited. See the accompanying clang commit for more details. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106174 91177308-0d34-0410-b5e6-96231b3b80d8
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85
utils/TableGen/ClangAttrEmitter.cpp
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85
utils/TableGen/ClangAttrEmitter.cpp
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//===- ClangAttrEmitter.cpp - Generate Clang attribute handling =-*- C++ -*--=//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// These tablegen backends emit Clang attribute processing code
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//
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//===----------------------------------------------------------------------===//
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#include "ClangAttrEmitter.h"
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#include "Record.h"
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#include <algorithm>
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using namespace llvm;
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void ClangAttrClassEmitter::run(raw_ostream &OS) {
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OS << "// This file is generated by TableGen. Do not edit.\n\n";
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OS << "#ifndef LLVM_CLANG_ATTR_CLASSES_INC\n";
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OS << "#define LLVM_CLANG_ATTR_CLASSES_INC\n\n";
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std::vector<Record*> Attrs = Records.getAllDerivedDefinitions("Attr");
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for (std::vector<Record*>::iterator i = Attrs.begin(), e = Attrs.end();
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i != e; ++i) {
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Record &R = **i;
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if (R.getValueAsBit("DoNotEmit"))
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continue;
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OS << "class " << R.getName() << "Attr : public Attr {\n";
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std::vector<Record*> Args = R.getValueAsListOfDefs("Args");
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std::vector<Record*>::iterator ai, ae = Args.end();
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// FIXME: Handle arguments
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assert(Args.empty() && "Can't yet handle arguments");
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OS << "\n public:\n";
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OS << " " << R.getName() << "Attr(";
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// Arguments go here
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OS << ")\n";
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OS << " : Attr(attr::" << R.getName() << ")";
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// Arguments go here
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OS << " {}\n\n";
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OS << " virtual Attr *clone (ASTContext &C) const;\n";
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OS << " static bool classof(const Attr *A) { return A->getKind() == "
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<< "attr::" << R.getName() << "; }\n";
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OS << " static bool classof(const " << R.getName()
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<< "Attr *) { return true; }\n";
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OS << "};\n\n";
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}
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OS << "#endif\n";
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}
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void ClangAttrListEmitter::run(raw_ostream &OS) {
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OS << "// This file is generated by TableGen. Do not edit.\n\n";
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OS << "#ifndef LAST_ATTR\n";
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OS << "#define LAST_ATTR(NAME) ATTR(NAME)\n";
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OS << "#endif\n\n";
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std::vector<Record*> Attrs = Records.getAllDerivedDefinitions("Attr");
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std::vector<Record*>::iterator i = Attrs.begin(), e = Attrs.end();
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if (i != e) {
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// Move the end iterator back to emit the last attribute.
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for(--e; i != e; ++i)
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OS << "ATTR(" << (*i)->getName() << ")\n";
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OS << "LAST_ATTR(" << (*i)->getName() << ")\n\n";
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}
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OS << "#undef LAST_ATTR\n";
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OS << "#undef ATTR\n";
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}
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49
utils/TableGen/ClangAttrEmitter.h
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49
utils/TableGen/ClangAttrEmitter.h
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//===- ClangAttrEmitter.h - Generate Clang attribute handling =-*- C++ -*--===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// These tablegen backends emit Clang attribute processing code
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//
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//===----------------------------------------------------------------------===//
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#ifndef CLANGATTR_EMITTER_H
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#define CLANGATTR_EMITTER_H
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#include "TableGenBackend.h"
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namespace llvm {
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/// ClangAttrClassEmitter - class emits the class defintions for attributes for
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/// clang.
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class ClangAttrClassEmitter : public TableGenBackend {
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RecordKeeper &Records;
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public:
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explicit ClangAttrClassEmitter(RecordKeeper &R)
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: Records(R)
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{}
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void run(raw_ostream &OS);
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};
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/// ClangAttrListEmitter - class emits the enumeration list for attributes for
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/// clang.
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class ClangAttrListEmitter : public TableGenBackend {
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RecordKeeper &Records;
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public:
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explicit ClangAttrListEmitter(RecordKeeper &R)
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: Records(R)
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{}
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void run(raw_ostream &OS);
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};
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}
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#endif
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@ -19,6 +19,7 @@
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#include "AsmWriterEmitter.h"
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#include "AsmWriterEmitter.h"
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#include "CallingConvEmitter.h"
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#include "CallingConvEmitter.h"
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#include "ClangASTNodesEmitter.h"
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#include "ClangASTNodesEmitter.h"
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#include "ClangAttrEmitter.h"
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#include "ClangDiagnosticsEmitter.h"
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#include "ClangDiagnosticsEmitter.h"
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#include "CodeEmitterGen.h"
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#include "CodeEmitterGen.h"
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#include "DAGISelEmitter.h"
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#include "DAGISelEmitter.h"
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@ -53,6 +54,8 @@ enum ActionType {
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GenARMDecoder,
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GenARMDecoder,
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GenDisassembler,
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GenDisassembler,
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GenCallingConv,
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GenCallingConv,
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GenClangAttrClasses,
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GenClangAttrList,
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GenClangDiagsDefs,
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GenClangDiagsDefs,
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GenClangDiagGroups,
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GenClangDiagGroups,
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GenClangDeclNodes,
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GenClangDeclNodes,
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@ -111,6 +114,10 @@ namespace {
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"Generate intrinsic information"),
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"Generate intrinsic information"),
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clEnumValN(GenTgtIntrinsic, "gen-tgt-intrinsic",
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clEnumValN(GenTgtIntrinsic, "gen-tgt-intrinsic",
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"Generate target intrinsic information"),
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"Generate target intrinsic information"),
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clEnumValN(GenClangAttrClasses, "gen-clang-attr-classes",
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"Generate clang attribute clases"),
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clEnumValN(GenClangAttrList, "gen-clang-attr-list",
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"Generate a clang attribute list"),
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clEnumValN(GenClangDiagsDefs, "gen-clang-diags-defs",
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clEnumValN(GenClangDiagsDefs, "gen-clang-diags-defs",
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"Generate Clang diagnostics definitions"),
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"Generate Clang diagnostics definitions"),
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clEnumValN(GenClangDiagGroups, "gen-clang-diag-groups",
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clEnumValN(GenClangDiagGroups, "gen-clang-diag-groups",
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case GenAsmMatcher:
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case GenAsmMatcher:
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AsmMatcherEmitter(Records).run(Out);
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AsmMatcherEmitter(Records).run(Out);
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break;
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break;
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case GenClangAttrClasses:
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ClangAttrClassEmitter(Records).run(Out);
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break;
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case GenClangAttrList:
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ClangAttrListEmitter(Records).run(Out);
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break;
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case GenClangDiagsDefs:
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case GenClangDiagsDefs:
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ClangDiagsDefsEmitter(Records, ClangComponent).run(Out);
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ClangDiagsDefsEmitter(Records, ClangComponent).run(Out);
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break;
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break;
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