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Switch code over to being a TableGenBackend
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7627 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
parent
18a6a94e1f
commit
bc01723605
@ -8,27 +8,6 @@
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#include "InstrInfoEmitter.h"
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#include "Record.h"
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static void EmitSourceHeader(const std::string &Desc, std::ostream &o) {
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o << "//===- TableGen'erated file -------------------------------------*-"
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" C++ -*-===//\n//\n// " << Desc << "\n//\n// Automatically generate"
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"d file, do not edit!\n//\n//===------------------------------------"
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"----------------------------------===//\n\n";
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}
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static std::string getQualifiedName(Record *R) {
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std::string Namespace = R->getValueAsString("Namespace");
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if (Namespace.empty()) return R->getName();
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return Namespace + "::" + R->getName();
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}
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static Record *getTarget(RecordKeeper &RC) {
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std::vector<Record*> Targets = RC.getAllDerivedDefinitions("Target");
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if (Targets.size() != 1)
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throw std::string("ERROR: Multiple subclasses of Target defined!");
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return Targets[0];
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}
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// runEnums - Print out enum values for all of the instructions.
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void InstrInfoEmitter::runEnums(std::ostream &OS) {
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std::vector<Record*> Insts = Records.getAllDerivedDefinitions("Instruction");
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@ -38,7 +17,7 @@ void InstrInfoEmitter::runEnums(std::ostream &OS) {
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std::string Namespace = Insts[0]->getValueAsString("Namespace");
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EmitSourceHeader("Target Instruction Enum Values", OS);
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EmitSourceFileHeader("Target Instruction Enum Values", OS);
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if (!Namespace.empty())
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OS << "namespace " << Namespace << " {\n";
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@ -61,8 +40,8 @@ void InstrInfoEmitter::runEnums(std::ostream &OS) {
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OS << "}\n";
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}
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static void printDefList(ListInit *LI, const std::string &Name,
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std::ostream &OS) {
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void InstrInfoEmitter::printDefList(ListInit *LI, const std::string &Name,
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std::ostream &OS) const {
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OS << "static const unsigned " << Name << "[] = { ";
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for (unsigned j = 0, e = LI->getSize(); j != e; ++j)
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if (DefInit *DI = dynamic_cast<DefInit*>(LI->getElement(j)))
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@ -75,7 +54,7 @@ static void printDefList(ListInit *LI, const std::string &Name,
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// run - Emit the main instruction description records for the target...
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void InstrInfoEmitter::run(std::ostream &OS) {
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EmitSourceHeader("Target Instruction Descriptors", OS);
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EmitSourceFileHeader("Target Instruction Descriptors", OS);
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Record *Target = getTarget(Records);
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const std::string &TargetName = Target->getName();
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Record *InstrInfo = Target->getValueAsDef("InstructionSet");
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@ -8,13 +8,12 @@
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#ifndef INSTRINFO_EMITTER_H
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#define INSTRINFO_EMITTER_H
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#include <iosfwd>
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class RecordKeeper;
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class Record;
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#include "TableGenBackend.h"
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class StringInit;
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class IntInit;
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class ListInit;
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class InstrInfoEmitter {
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class InstrInfoEmitter : public TableGenBackend {
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RecordKeeper &Records;
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public:
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InstrInfoEmitter(RecordKeeper &R) : Records(R) {}
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@ -25,6 +24,8 @@ public:
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// runEnums - Print out enum values for all of the instructions.
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void runEnums(std::ostream &OS);
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private:
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void printDefList(ListInit *LI, const std::string &Name,
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std::ostream &OS) const;
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void emitRecord(Record *R, unsigned Num, Record *InstrInfo, std::ostream &OS);
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void emitShiftedValue(Record *R, StringInit *Val, IntInit *Shift,
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std::ostream &OS);
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@ -8,27 +8,6 @@
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#include "InstrInfoEmitter.h"
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#include "Record.h"
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static void EmitSourceHeader(const std::string &Desc, std::ostream &o) {
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o << "//===- TableGen'erated file -------------------------------------*-"
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" C++ -*-===//\n//\n// " << Desc << "\n//\n// Automatically generate"
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"d file, do not edit!\n//\n//===------------------------------------"
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"----------------------------------===//\n\n";
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}
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static std::string getQualifiedName(Record *R) {
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std::string Namespace = R->getValueAsString("Namespace");
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if (Namespace.empty()) return R->getName();
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return Namespace + "::" + R->getName();
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}
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static Record *getTarget(RecordKeeper &RC) {
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std::vector<Record*> Targets = RC.getAllDerivedDefinitions("Target");
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if (Targets.size() != 1)
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throw std::string("ERROR: Multiple subclasses of Target defined!");
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return Targets[0];
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}
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// runEnums - Print out enum values for all of the instructions.
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void InstrInfoEmitter::runEnums(std::ostream &OS) {
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std::vector<Record*> Insts = Records.getAllDerivedDefinitions("Instruction");
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@ -38,7 +17,7 @@ void InstrInfoEmitter::runEnums(std::ostream &OS) {
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std::string Namespace = Insts[0]->getValueAsString("Namespace");
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EmitSourceHeader("Target Instruction Enum Values", OS);
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EmitSourceFileHeader("Target Instruction Enum Values", OS);
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if (!Namespace.empty())
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OS << "namespace " << Namespace << " {\n";
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@ -61,8 +40,8 @@ void InstrInfoEmitter::runEnums(std::ostream &OS) {
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OS << "}\n";
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}
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static void printDefList(ListInit *LI, const std::string &Name,
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std::ostream &OS) {
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void InstrInfoEmitter::printDefList(ListInit *LI, const std::string &Name,
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std::ostream &OS) const {
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OS << "static const unsigned " << Name << "[] = { ";
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for (unsigned j = 0, e = LI->getSize(); j != e; ++j)
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if (DefInit *DI = dynamic_cast<DefInit*>(LI->getElement(j)))
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@ -75,7 +54,7 @@ static void printDefList(ListInit *LI, const std::string &Name,
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// run - Emit the main instruction description records for the target...
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void InstrInfoEmitter::run(std::ostream &OS) {
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EmitSourceHeader("Target Instruction Descriptors", OS);
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EmitSourceFileHeader("Target Instruction Descriptors", OS);
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Record *Target = getTarget(Records);
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const std::string &TargetName = Target->getName();
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Record *InstrInfo = Target->getValueAsDef("InstructionSet");
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@ -8,13 +8,12 @@
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#ifndef INSTRINFO_EMITTER_H
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#define INSTRINFO_EMITTER_H
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#include <iosfwd>
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class RecordKeeper;
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class Record;
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#include "TableGenBackend.h"
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class StringInit;
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class IntInit;
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class ListInit;
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class InstrInfoEmitter {
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class InstrInfoEmitter : public TableGenBackend {
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RecordKeeper &Records;
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public:
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InstrInfoEmitter(RecordKeeper &R) : Records(R) {}
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@ -25,6 +24,8 @@ public:
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// runEnums - Print out enum values for all of the instructions.
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void runEnums(std::ostream &OS);
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private:
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void printDefList(ListInit *LI, const std::string &Name,
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std::ostream &OS) const;
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void emitRecord(Record *R, unsigned Num, Record *InstrInfo, std::ostream &OS);
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void emitShiftedValue(Record *R, StringInit *Val, IntInit *Shift,
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std::ostream &OS);
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