void EDEmitter::run(raw_ostream &o) {
unsigned int i = 0;
CompoundConstantEmitter infoArray;
CodeGenTarget target;
populateInstInfo(infoArray, target);
o << "InstInfo instInfo" << target.getName().c_str() << "[] = ";
infoArray.emit(o, i);
o << ";" << "\n";
}
void EmitEnhancedDisassemblerInfo(RecordKeeper &RK, raw_ostream &OS) {
emitSourceFileHeader("Enhanced Disassembler Info", OS);
unsigned int i = 0;
CompoundConstantEmitter infoArray;
CodeGenTarget target(RK);
populateInstInfo(infoArray, target);
emitCommonEnums(OS, i);
OS << "static const llvm::EDInstInfo instInfo"
<< target.getName() << "[] = ";
infoArray.emit(OS, i);
OS << ";" << "\n";
}
void EDEmitter::run(raw_ostream &o) {
unsigned int i = 0;
CompoundConstantEmitter infoArray;
CodeGenTarget target(Records);
populateInstInfo(infoArray, target);
emitCommonEnums(o, i);
o << "namespace {\n";
o << "llvm::EDInstInfo instInfo" << target.getName().c_str() << "[] = ";
infoArray.emit(o, i);
o << ";" << "\n";
o << "}\n";
}
/// populateInstInfo - Fills an array of InstInfos with information about each
/// instruction in a target
///
/// \param infoArray The array of InstInfo objects to populate
/// \param target The CodeGenTarget to use as a source of instructions
static void populateInstInfo(CompoundConstantEmitter &infoArray,
CodeGenTarget &target) {
const std::vector<const CodeGenInstruction*> &numberedInstructions =
target.getInstructionsByEnumValue();
unsigned int index;
unsigned int numInstructions = numberedInstructions.size();
for (index = 0; index < numInstructions; ++index) {
const CodeGenInstruction& inst = *numberedInstructions[index];
CompoundConstantEmitter *infoStruct = new CompoundConstantEmitter;
infoArray.addEntry(infoStruct);
LiteralConstantEmitter *instType = new LiteralConstantEmitter;
infoStruct->addEntry(instType);
LiteralConstantEmitter *numOperandsEmitter =
new LiteralConstantEmitter(inst.Operands.size());
infoStruct->addEntry(numOperandsEmitter);
CompoundConstantEmitter *operandTypeArray = new CompoundConstantEmitter;
infoStruct->addEntry(operandTypeArray);
LiteralConstantEmitter *operandTypes[EDIS_MAX_OPERANDS];
CompoundConstantEmitter *operandFlagArray = new CompoundConstantEmitter;
infoStruct->addEntry(operandFlagArray);
FlagsConstantEmitter *operandFlags[EDIS_MAX_OPERANDS];
for (unsigned operandIndex = 0;
operandIndex < EDIS_MAX_OPERANDS;
++operandIndex) {
operandTypes[operandIndex] = new LiteralConstantEmitter;
operandTypeArray->addEntry(operandTypes[operandIndex]);
operandFlags[operandIndex] = new FlagsConstantEmitter;
operandFlagArray->addEntry(operandFlags[operandIndex]);
}
unsigned numSyntaxes = 0;
// We don't need to do anything for pseudo-instructions, as we'll never
// see them here. We'll only see real instructions.
// We still need to emit null initializers for everything.
if (!inst.isPseudo) {
if (target.getName() == "X86") {
X86PopulateOperands(operandTypes, inst);
X86ExtractSemantics(*instType, operandFlags, inst);
numSyntaxes = 2;
}
else if (target.getName() == "ARM") {
ARMPopulateOperands(operandTypes, inst);
ARMExtractSemantics(*instType, operandTypes, operandFlags, inst);
numSyntaxes = 1;
}
}
CompoundConstantEmitter *operandOrderArray = new CompoundConstantEmitter;
infoStruct->addEntry(operandOrderArray);
for (unsigned syntaxIndex = 0;
syntaxIndex < EDIS_MAX_SYNTAXES;
++syntaxIndex) {
CompoundConstantEmitter *operandOrder =
new CompoundConstantEmitter(EDIS_MAX_OPERANDS);
operandOrderArray->addEntry(operandOrder);
if (syntaxIndex < numSyntaxes) {
populateOperandOrder(operandOrder, inst, syntaxIndex);
}
}
infoStruct = NULL;
}
}
/// populateInstInfo - Fills an array of InstInfos with information about each
/// instruction in a target
///
/// @arg infoArray - The array of InstInfo objects to populate
/// @arg target - The CodeGenTarget to use as a source of instructions
static void populateInstInfo(CompoundConstantEmitter &infoArray,
CodeGenTarget &target) {
const std::vector<const CodeGenInstruction*> &numberedInstructions =
target.getInstructionsByEnumValue();
unsigned int index;
unsigned int numInstructions = numberedInstructions.size();
for (index = 0; index < numInstructions; ++index) {
const CodeGenInstruction& inst = *numberedInstructions[index];
CompoundConstantEmitter *infoStruct = new CompoundConstantEmitter;
infoArray.addEntry(infoStruct);
LiteralConstantEmitter *instType = new LiteralConstantEmitter;
infoStruct->addEntry(instType);
LiteralConstantEmitter *numOperandsEmitter =
new LiteralConstantEmitter(inst.OperandList.size());
infoStruct->addEntry(numOperandsEmitter);
CompoundConstantEmitter *operandTypeArray = new CompoundConstantEmitter;
infoStruct->addEntry(operandTypeArray);
LiteralConstantEmitter *operandTypes[EDIS_MAX_OPERANDS];
CompoundConstantEmitter *operandFlagArray = new CompoundConstantEmitter;
infoStruct->addEntry(operandFlagArray);
FlagsConstantEmitter *operandFlags[EDIS_MAX_OPERANDS];
for (unsigned operandIndex = 0;
operandIndex < EDIS_MAX_OPERANDS;
++operandIndex) {
operandTypes[operandIndex] = new LiteralConstantEmitter;
operandTypeArray->addEntry(operandTypes[operandIndex]);
operandFlags[operandIndex] = new FlagsConstantEmitter;
operandFlagArray->addEntry(operandFlags[operandIndex]);
}
unsigned numSyntaxes = 0;
if (target.getName() == "X86") {
X86PopulateOperands(operandTypes, inst);
X86ExtractSemantics(*instType, operandFlags, inst);
numSyntaxes = 2;
}
else if (target.getName() == "ARM") {
ARMPopulateOperands(operandTypes, inst);
ARMExtractSemantics(*instType, operandTypes, operandFlags, inst);
numSyntaxes = 1;
}
CompoundConstantEmitter *operandOrderArray = new CompoundConstantEmitter;
infoStruct->addEntry(operandOrderArray);
for (unsigned syntaxIndex = 0;
syntaxIndex < EDIS_MAX_SYNTAXES;
++syntaxIndex) {
CompoundConstantEmitter *operandOrder =
new CompoundConstantEmitter(EDIS_MAX_OPERANDS);
operandOrderArray->addEntry(operandOrder);
if (syntaxIndex < numSyntaxes) {
populateOperandOrder(operandOrder, inst, syntaxIndex);
}
}
infoStruct = NULL;
}
}
