X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=utils%2FTableGen%2FTableGen.cpp;h=8c41358e3d85a5fa48fb2dd79c1a441e8fb0cf53;hb=ec572539dd5660f9ca42027ac04df3a3f8c0cab1;hp=925b134ca4f147e8020077d5eda1f62949229e7b;hpb=1de99829b6bebe3310682efac8be2a9a95323220;p=oota-llvm.git diff --git a/utils/TableGen/TableGen.cpp b/utils/TableGen/TableGen.cpp index 925b134ca4f..8c41358e3d8 100644 --- a/utils/TableGen/TableGen.cpp +++ b/utils/TableGen/TableGen.cpp @@ -1,4 +1,4 @@ -//===- TableGen.cpp - Top-Level TableGen implementation -------------------===// +//===- TableGen.cpp - Top-Level TableGen implementation for LLVM ----------===// // // The LLVM Compiler Infrastructure // @@ -7,80 +7,53 @@ // //===----------------------------------------------------------------------===// // -// TableGen is a tool which can be used to build up a description of something, -// then invoke one or more "tablegen backends" to emit information about the -// description in some predefined format. In practice, this is used by the LLVM -// code generators to automate generation of a code generator through a -// high-level description of the target. +// This file contains the main function for LLVM's TableGen. // //===----------------------------------------------------------------------===// #include "AsmMatcherEmitter.h" #include "AsmWriterEmitter.h" #include "CallingConvEmitter.h" -#include "ClangASTNodesEmitter.h" -#include "ClangAttrEmitter.h" -#include "ClangDiagnosticsEmitter.h" -#include "ClangSACheckersEmitter.h" #include "CodeEmitterGen.h" #include "DAGISelEmitter.h" +#include "DFAPacketizerEmitter.h" #include "DisassemblerEmitter.h" #include "EDEmitter.h" #include "FastISelEmitter.h" -#include "InstrEnumEmitter.h" #include "InstrInfoEmitter.h" #include "IntrinsicEmitter.h" -#include "LLVMCConfigurationEmitter.h" -#include "NeonEmitter.h" -#include "OptParserEmitter.h" -#include "Record.h" +#include "PseudoLoweringEmitter.h" #include "RegisterInfoEmitter.h" -#include "ARMDecoderEmitter.h" #include "SubtargetEmitter.h" #include "SetTheory.h" -#include "TGParser.h" -#include "llvm/ADT/OwningPtr.h" + #include "llvm/Support/CommandLine.h" -#include "llvm/Support/MemoryBuffer.h" #include "llvm/Support/PrettyStackTrace.h" -#include "llvm/Support/ToolOutputFile.h" #include "llvm/Support/Signals.h" -#include "llvm/Support/system_error.h" -#include -#include +#include "llvm/TableGen/Error.h" +#include "llvm/TableGen/Main.h" +#include "llvm/TableGen/Record.h" +#include "llvm/TableGen/TableGenAction.h" + using namespace llvm; enum ActionType { PrintRecords, GenEmitter, - GenRegisterEnums, GenRegister, GenRegisterHeader, - GenInstrEnums, GenInstrs, GenAsmWriter, GenAsmMatcher, - GenARMDecoder, + GenRegisterInfo, + GenInstrInfo, + GenAsmWriter, + GenAsmMatcher, GenDisassembler, + GenPseudoLowering, GenCallingConv, - GenClangAttrClasses, - GenClangAttrImpl, - GenClangAttrList, - GenClangAttrPCHRead, - GenClangAttrPCHWrite, - GenClangAttrSpellingList, - GenClangDiagsDefs, - GenClangDiagGroups, - GenClangDiagsIndexName, - GenClangDeclNodes, - GenClangStmtNodes, - GenClangSACheckers, GenDAGISel, + GenDFAPacketizer, GenFastISel, - GenOptParserDefs, GenOptParserImpl, GenSubtarget, GenIntrinsic, GenTgtIntrinsic, - GenLLVMCConf, GenEDInfo, - GenArmNeon, - GenArmNeonSema, - GenArmNeonTest, PrintEnums, PrintSets }; @@ -92,76 +65,34 @@ namespace { "Print all records to stdout (default)"), clEnumValN(GenEmitter, "gen-emitter", "Generate machine code emitter"), - clEnumValN(GenRegisterEnums, "gen-register-enums", - "Generate enum values for registers"), - clEnumValN(GenRegister, "gen-register-desc", - "Generate a register info description"), - clEnumValN(GenRegisterHeader, "gen-register-desc-header", - "Generate a register info description header"), - clEnumValN(GenInstrEnums, "gen-instr-enums", - "Generate enum values for instructions"), - clEnumValN(GenInstrs, "gen-instr-desc", + clEnumValN(GenRegisterInfo, "gen-register-info", + "Generate registers and register classes info"), + clEnumValN(GenInstrInfo, "gen-instr-info", "Generate instruction descriptions"), clEnumValN(GenCallingConv, "gen-callingconv", "Generate calling convention descriptions"), clEnumValN(GenAsmWriter, "gen-asm-writer", "Generate assembly writer"), - clEnumValN(GenARMDecoder, "gen-arm-decoder", - "Generate decoders for ARM/Thumb"), clEnumValN(GenDisassembler, "gen-disassembler", "Generate disassembler"), + clEnumValN(GenPseudoLowering, "gen-pseudo-lowering", + "Generate pseudo instruction lowering"), clEnumValN(GenAsmMatcher, "gen-asm-matcher", "Generate assembly instruction matcher"), clEnumValN(GenDAGISel, "gen-dag-isel", "Generate a DAG instruction selector"), + clEnumValN(GenDFAPacketizer, "gen-dfa-packetizer", + "Generate DFA Packetizer for VLIW targets"), clEnumValN(GenFastISel, "gen-fast-isel", "Generate a \"fast\" instruction selector"), - clEnumValN(GenOptParserDefs, "gen-opt-parser-defs", - "Generate option definitions"), - clEnumValN(GenOptParserImpl, "gen-opt-parser-impl", - "Generate option parser implementation"), clEnumValN(GenSubtarget, "gen-subtarget", "Generate subtarget enumerations"), clEnumValN(GenIntrinsic, "gen-intrinsic", "Generate intrinsic information"), clEnumValN(GenTgtIntrinsic, "gen-tgt-intrinsic", "Generate target intrinsic information"), - clEnumValN(GenClangAttrClasses, "gen-clang-attr-classes", - "Generate clang attribute clases"), - clEnumValN(GenClangAttrImpl, "gen-clang-attr-impl", - "Generate clang attribute implementations"), - clEnumValN(GenClangAttrList, "gen-clang-attr-list", - "Generate a clang attribute list"), - clEnumValN(GenClangAttrPCHRead, "gen-clang-attr-pch-read", - "Generate clang PCH attribute reader"), - clEnumValN(GenClangAttrPCHWrite, "gen-clang-attr-pch-write", - "Generate clang PCH attribute writer"), - clEnumValN(GenClangAttrSpellingList, - "gen-clang-attr-spelling-list", - "Generate a clang attribute spelling list"), - clEnumValN(GenClangDiagsDefs, "gen-clang-diags-defs", - "Generate Clang diagnostics definitions"), - clEnumValN(GenClangDiagGroups, "gen-clang-diag-groups", - "Generate Clang diagnostic groups"), - clEnumValN(GenClangDiagsIndexName, - "gen-clang-diags-index-name", - "Generate Clang diagnostic name index"), - clEnumValN(GenClangDeclNodes, "gen-clang-decl-nodes", - "Generate Clang AST declaration nodes"), - clEnumValN(GenClangStmtNodes, "gen-clang-stmt-nodes", - "Generate Clang AST statement nodes"), - clEnumValN(GenClangSACheckers, "gen-clang-sa-checkers", - "Generate Clang Static Analyzer checkers"), - clEnumValN(GenLLVMCConf, "gen-llvmc", - "Generate LLVMC configuration library"), clEnumValN(GenEDInfo, "gen-enhanced-disassembly-info", "Generate enhanced disassembly info"), - clEnumValN(GenArmNeon, "gen-arm-neon", - "Generate arm_neon.h for clang"), - clEnumValN(GenArmNeonSema, "gen-arm-neon-sema", - "Generate ARM NEON sema support for clang"), - clEnumValN(GenArmNeonTest, "gen-arm-neon-test", - "Generate ARM NEON tests for clang"), clEnumValN(PrintEnums, "print-enums", "Print enum values for a class"), clEnumValN(PrintSets, "print-sets", @@ -170,249 +101,95 @@ namespace { cl::opt Class("class", cl::desc("Print Enum list for this class"), - cl::value_desc("class name")); - - cl::opt - OutputFilename("o", cl::desc("Output filename"), cl::value_desc("filename"), - cl::init("-")); - - cl::opt - DependFilename("d", cl::desc("Dependency filename"), cl::value_desc("filename"), - cl::init("")); - - cl::opt - InputFilename(cl::Positional, cl::desc(""), cl::init("-")); - - cl::list - IncludeDirs("I", cl::desc("Directory of include files"), - cl::value_desc("directory"), cl::Prefix); - - cl::opt - ClangComponent("clang-component", - cl::desc("Only use warnings from specified component"), - cl::value_desc("component"), cl::Hidden); -} - - -static SourceMgr SrcMgr; - -void llvm::PrintError(SMLoc ErrorLoc, const Twine &Msg) { - SrcMgr.PrintMessage(ErrorLoc, Msg, "error"); + cl::value_desc("class name")); + + class LLVMTableGenAction : public TableGenAction { + public: + bool operator()(raw_ostream &OS, RecordKeeper &Records) { + switch (Action) { + case PrintRecords: + OS << Records; // No argument, dump all contents + break; + case GenEmitter: + CodeEmitterGen(Records).run(OS); + break; + case GenRegisterInfo: + RegisterInfoEmitter(Records).run(OS); + break; + case GenInstrInfo: + InstrInfoEmitter(Records).run(OS); + break; + case GenCallingConv: + CallingConvEmitter(Records).run(OS); + break; + case GenAsmWriter: + AsmWriterEmitter(Records).run(OS); + break; + case GenAsmMatcher: + AsmMatcherEmitter(Records).run(OS); + break; + case GenDisassembler: + DisassemblerEmitter(Records).run(OS); + break; + case GenPseudoLowering: + PseudoLoweringEmitter(Records).run(OS); + break; + case GenDAGISel: + DAGISelEmitter(Records).run(OS); + break; + case GenDFAPacketizer: + DFAGen(Records).run(OS); + break; + case GenFastISel: + FastISelEmitter(Records).run(OS); + break; + case GenSubtarget: + SubtargetEmitter(Records).run(OS); + break; + case GenIntrinsic: + IntrinsicEmitter(Records).run(OS); + break; + case GenTgtIntrinsic: + IntrinsicEmitter(Records, true).run(OS); + break; + case GenEDInfo: + EDEmitter(Records).run(OS); + break; + case PrintEnums: + { + std::vector Recs = Records.getAllDerivedDefinitions(Class); + for (unsigned i = 0, e = Recs.size(); i != e; ++i) + OS << Recs[i]->getName() << ", "; + OS << "\n"; + break; + } + case PrintSets: + { + SetTheory Sets; + Sets.addFieldExpander("Set", "Elements"); + std::vector Recs = Records.getAllDerivedDefinitions("Set"); + for (unsigned i = 0, e = Recs.size(); i != e; ++i) { + OS << Recs[i]->getName() << " = ["; + const std::vector *Elts = Sets.expand(Recs[i]); + assert(Elts && "Couldn't expand Set instance"); + for (unsigned ei = 0, ee = Elts->size(); ei != ee; ++ei) + OS << ' ' << (*Elts)[ei]->getName(); + OS << " ]\n"; + } + break; + } + } + + return false; + } + }; } int main(int argc, char **argv) { - RecordKeeper Records; - sys::PrintStackTraceOnErrorSignal(); PrettyStackTraceProgram X(argc, argv); cl::ParseCommandLineOptions(argc, argv); - - try { - // Parse the input file. - OwningPtr File; - if (error_code ec = MemoryBuffer::getFileOrSTDIN(InputFilename.c_str(), File)) { - errs() << "Could not open input file '" << InputFilename << "': " - << ec.message() <<"\n"; - return 1; - } - MemoryBuffer *F = File.take(); - - // Tell SrcMgr about this buffer, which is what TGParser will pick up. - SrcMgr.AddNewSourceBuffer(F, SMLoc()); - - // Record the location of the include directory so that the lexer can find - // it later. - SrcMgr.setIncludeDirs(IncludeDirs); - - TGParser Parser(SrcMgr, Records); - - if (Parser.ParseFile()) - return 1; - - std::string Error; - tool_output_file Out(OutputFilename.c_str(), Error); - if (!Error.empty()) { - errs() << argv[0] << ": error opening " << OutputFilename - << ":" << Error << "\n"; - return 1; - } - if (!DependFilename.empty()) { - if (OutputFilename == "-") { - errs() << argv[0] << ": the option -d must be used together with -o\n"; - return 1; - } - tool_output_file DepOut(DependFilename.c_str(), Error); - if (!Error.empty()) { - errs() << argv[0] << ": error opening " << DependFilename - << ":" << Error << "\n"; - return 1; - } - DepOut.os() << DependFilename << ":"; - const std::vector &Dependencies = Parser.getDependencies(); - for (std::vector::const_iterator I = Dependencies.begin(), - E = Dependencies.end(); - I != E; ++I) { - DepOut.os() << " " << (*I); - } - DepOut.os() << "\n"; - DepOut.keep(); - } - - switch (Action) { - case PrintRecords: - Out.os() << Records; // No argument, dump all contents - break; - case GenEmitter: - CodeEmitterGen(Records).run(Out.os()); - break; - - case GenRegisterEnums: - RegisterInfoEmitter(Records).runEnums(Out.os()); - break; - case GenRegister: - RegisterInfoEmitter(Records).run(Out.os()); - break; - case GenRegisterHeader: - RegisterInfoEmitter(Records).runHeader(Out.os()); - break; - case GenInstrEnums: - InstrEnumEmitter(Records).run(Out.os()); - break; - case GenInstrs: - InstrInfoEmitter(Records).run(Out.os()); - break; - case GenCallingConv: - CallingConvEmitter(Records).run(Out.os()); - break; - case GenAsmWriter: - AsmWriterEmitter(Records).run(Out.os()); - break; - case GenARMDecoder: - ARMDecoderEmitter(Records).run(Out.os()); - break; - case GenAsmMatcher: - AsmMatcherEmitter(Records).run(Out.os()); - break; - case GenClangAttrClasses: - ClangAttrClassEmitter(Records).run(Out.os()); - break; - case GenClangAttrImpl: - ClangAttrImplEmitter(Records).run(Out.os()); - break; - case GenClangAttrList: - ClangAttrListEmitter(Records).run(Out.os()); - break; - case GenClangAttrPCHRead: - ClangAttrPCHReadEmitter(Records).run(Out.os()); - break; - case GenClangAttrPCHWrite: - ClangAttrPCHWriteEmitter(Records).run(Out.os()); - break; - case GenClangAttrSpellingList: - ClangAttrSpellingListEmitter(Records).run(Out.os()); - break; - case GenClangDiagsDefs: - ClangDiagsDefsEmitter(Records, ClangComponent).run(Out.os()); - break; - case GenClangDiagGroups: - ClangDiagGroupsEmitter(Records).run(Out.os()); - break; - case GenClangDiagsIndexName: - ClangDiagsIndexNameEmitter(Records).run(Out.os()); - break; - case GenClangDeclNodes: - ClangASTNodesEmitter(Records, "Decl", "Decl").run(Out.os()); - ClangDeclContextEmitter(Records).run(Out.os()); - break; - case GenClangStmtNodes: - ClangASTNodesEmitter(Records, "Stmt", "").run(Out.os()); - break; - case GenClangSACheckers: - ClangSACheckersEmitter(Records).run(Out.os()); - break; - case GenDisassembler: - DisassemblerEmitter(Records).run(Out.os()); - break; - case GenOptParserDefs: - OptParserEmitter(Records, true).run(Out.os()); - break; - case GenOptParserImpl: - OptParserEmitter(Records, false).run(Out.os()); - break; - case GenDAGISel: - DAGISelEmitter(Records).run(Out.os()); - break; - case GenFastISel: - FastISelEmitter(Records).run(Out.os()); - break; - case GenSubtarget: - SubtargetEmitter(Records).run(Out.os()); - break; - case GenIntrinsic: - IntrinsicEmitter(Records).run(Out.os()); - break; - case GenTgtIntrinsic: - IntrinsicEmitter(Records, true).run(Out.os()); - break; - case GenLLVMCConf: - LLVMCConfigurationEmitter(Records).run(Out.os()); - break; - case GenEDInfo: - EDEmitter(Records).run(Out.os()); - break; - case GenArmNeon: - NeonEmitter(Records).run(Out.os()); - break; - case GenArmNeonSema: - NeonEmitter(Records).runHeader(Out.os()); - break; - case GenArmNeonTest: - NeonEmitter(Records).runTests(Out.os()); - break; - case PrintEnums: - { - std::vector Recs = Records.getAllDerivedDefinitions(Class); - for (unsigned i = 0, e = Recs.size(); i != e; ++i) - Out.os() << Recs[i]->getName() << ", "; - Out.os() << "\n"; - break; - } - case PrintSets: - { - SetTheory Sets(&Records); - Sets.addFieldExpander("Set", "Elements"); - std::vector Recs = Records.getAllDerivedDefinitions("Set"); - for (unsigned i = 0, e = Recs.size(); i != e; ++i) { - Out.os() << Recs[i]->getName() << " = ["; - const std::vector *Elts = Sets.expand(Recs[i]); - assert(Elts && "Couldn't expand Set instance"); - for (unsigned ei = 0, ee = Elts->size(); ei != ee; ++ei) - Out.os() << ' ' << (*Elts)[ei]->getName(); - Out.os() << " ]\n"; - } - break; - } - default: - assert(1 && "Invalid Action"); - return 1; - } - - // Declare success. - Out.keep(); - return 0; - - } catch (const TGError &Error) { - errs() << argv[0] << ": error:\n"; - PrintError(Error.getLoc(), Error.getMessage()); - - } catch (const std::string &Error) { - errs() << argv[0] << ": " << Error << "\n"; - } catch (const char *Error) { - errs() << argv[0] << ": " << Error << "\n"; - } catch (...) { - errs() << argv[0] << ": Unknown unexpected exception occurred.\n"; - } - - return 1; + LLVMTableGenAction Action; + return TableGenMain(argv[0], Action); }