mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-07-08 18:30:04 +00:00
class AssemblyWriter:
* Make contained ostream pointer, not reference * Allow setting of that ostream via setStream() class CachedWriter: * setStream() in turn calls setStream() on the AssemblyWriter git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@13247 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Misha Brukman
parent
df3d2e95a2
commit
e5242def97
@ -449,7 +449,7 @@ std::ostream &llvm::WriteAsOperand(std::ostream &Out, const Value *V,
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namespace llvm {
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class AssemblyWriter {
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std::ostream &Out;
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std::ostream *Out;
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SlotCalculator &Table;
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const Module *TheModule;
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std::map<const Type *, std::string> TypeNames;
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@ -457,7 +457,7 @@ class AssemblyWriter {
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public:
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inline AssemblyWriter(std::ostream &o, SlotCalculator &Tab, const Module *M,
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AssemblyAnnotationWriter *AAW)
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: Out(o), Table(Tab), TheModule(M), AnnotationWriter(AAW) {
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: Out(&o), Table(Tab), TheModule(M), AnnotationWriter(AAW) {
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// If the module has a symbol table, take all global types and stuff their
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// names into the TypeNames map.
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@ -476,6 +476,7 @@ public:
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void writeOperand(const Value *Op, bool PrintType, bool PrintName = true);
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const Module* getModule() { return TheModule; }
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void setStream(std::ostream &os) { Out = &os; }
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private :
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void printModule(const Module *M);
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@ -491,7 +492,7 @@ private :
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// symbolic version of a type name.
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//
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std::ostream &printType(const Type *Ty) {
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return printTypeInt(Out, Ty, TypeNames);
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return printTypeInt(*Out, Ty, TypeNames);
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}
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// printTypeAtLeastOneLevel - Print out one level of the possibly complex type
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@ -514,55 +515,55 @@ std::ostream &AssemblyWriter::printTypeAtLeastOneLevel(const Type *Ty) {
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for (FunctionType::param_iterator I = FTy->param_begin(),
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E = FTy->param_end(); I != E; ++I) {
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if (I != FTy->param_begin())
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Out << ", ";
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*Out << ", ";
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printType(*I);
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}
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if (FTy->isVarArg()) {
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if (FTy->getNumParams()) Out << ", ";
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Out << "...";
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if (FTy->getNumParams()) *Out << ", ";
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*Out << "...";
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}
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Out << ")";
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*Out << ")";
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} else if (const StructType *STy = dyn_cast<StructType>(Ty)) {
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Out << "{ ";
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*Out << "{ ";
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for (StructType::element_iterator I = STy->element_begin(),
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E = STy->element_end(); I != E; ++I) {
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if (I != STy->element_begin())
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Out << ", ";
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*Out << ", ";
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printType(*I);
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}
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Out << " }";
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*Out << " }";
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} else if (const PointerType *PTy = dyn_cast<PointerType>(Ty)) {
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printType(PTy->getElementType()) << "*";
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} else if (const ArrayType *ATy = dyn_cast<ArrayType>(Ty)) {
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Out << "[" << ATy->getNumElements() << " x ";
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*Out << "[" << ATy->getNumElements() << " x ";
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printType(ATy->getElementType()) << "]";
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} else if (const OpaqueType *OTy = dyn_cast<OpaqueType>(Ty)) {
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Out << "opaque";
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*Out << "opaque";
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} else {
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if (!Ty->isPrimitiveType())
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Out << "<unknown derived type>";
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*Out << "<unknown derived type>";
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printType(Ty);
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}
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return Out;
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return *Out;
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}
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void AssemblyWriter::writeOperand(const Value *Operand, bool PrintType,
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bool PrintName) {
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if (PrintType) { Out << " "; printType(Operand->getType()); }
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WriteAsOperandInternal(Out, Operand, PrintName, TypeNames, &Table);
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if (PrintType) { *Out << " "; printType(Operand->getType()); }
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WriteAsOperandInternal(*Out, Operand, PrintName, TypeNames, &Table);
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}
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void AssemblyWriter::printModule(const Module *M) {
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switch (M->getEndianness()) {
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case Module::LittleEndian: Out << "target endian = little\n"; break;
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case Module::BigEndian: Out << "target endian = big\n"; break;
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case Module::LittleEndian: *Out << "target endian = little\n"; break;
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case Module::BigEndian: *Out << "target endian = big\n"; break;
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case Module::AnyEndianness: break;
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}
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switch (M->getPointerSize()) {
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case Module::Pointer32: Out << "target pointersize = 32\n"; break;
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case Module::Pointer64: Out << "target pointersize = 64\n"; break;
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case Module::Pointer32: *Out << "target pointersize = 32\n"; break;
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case Module::Pointer64: *Out << "target pointersize = 64\n"; break;
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case Module::AnyPointerSize: break;
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}
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@ -572,7 +573,7 @@ void AssemblyWriter::printModule(const Module *M) {
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for (Module::const_giterator I = M->gbegin(), E = M->gend(); I != E; ++I)
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printGlobal(I);
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Out << "\nimplementation ; Functions:\n";
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*Out << "\nimplementation ; Functions:\n";
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// Output all of the functions...
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for (Module::const_iterator I = M->begin(), E = M->end(); I != E; ++I)
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@ -580,27 +581,27 @@ void AssemblyWriter::printModule(const Module *M) {
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}
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void AssemblyWriter::printGlobal(const GlobalVariable *GV) {
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if (GV->hasName()) Out << getLLVMName(GV->getName()) << " = ";
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if (GV->hasName()) *Out << getLLVMName(GV->getName()) << " = ";
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if (!GV->hasInitializer())
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Out << "external ";
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*Out << "external ";
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else
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switch (GV->getLinkage()) {
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case GlobalValue::InternalLinkage: Out << "internal "; break;
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case GlobalValue::LinkOnceLinkage: Out << "linkonce "; break;
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case GlobalValue::WeakLinkage: Out << "weak "; break;
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case GlobalValue::AppendingLinkage: Out << "appending "; break;
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case GlobalValue::InternalLinkage: *Out << "internal "; break;
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case GlobalValue::LinkOnceLinkage: *Out << "linkonce "; break;
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case GlobalValue::WeakLinkage: *Out << "weak "; break;
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case GlobalValue::AppendingLinkage: *Out << "appending "; break;
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case GlobalValue::ExternalLinkage: break;
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}
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Out << (GV->isConstant() ? "constant " : "global ");
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*Out << (GV->isConstant() ? "constant " : "global ");
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printType(GV->getType()->getElementType());
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if (GV->hasInitializer())
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writeOperand(GV->getInitializer(), false, false);
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printInfoComment(*GV);
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Out << "\n";
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*Out << "\n";
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}
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@ -618,7 +619,7 @@ void AssemblyWriter::printSymbolTable(const SymbolTable &ST) {
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printConstant(CPV);
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} else if (const Type *Ty = dyn_cast<Type>(V)) {
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assert(Ty->getType() == Type::TypeTy && TI->first == Type::TypeTy);
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Out << "\t" << getLLVMName(I->first) << " = type ";
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*Out << "\t" << getLLVMName(I->first) << " = type ";
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// Make sure we print out at least one level of the type structure, so
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// that we do not get %FILE = type %FILE
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@ -637,40 +638,40 @@ void AssemblyWriter::printConstant(const Constant *CPV) {
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if (!CPV->hasName()) return;
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// Print out name...
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Out << "\t" << getLLVMName(CPV->getName()) << " =";
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*Out << "\t" << getLLVMName(CPV->getName()) << " =";
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// Write the value out now...
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writeOperand(CPV, true, false);
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printInfoComment(*CPV);
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Out << "\n";
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*Out << "\n";
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}
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/// printFunction - Print all aspects of a function.
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///
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void AssemblyWriter::printFunction(const Function *F) {
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// Print out the return type and name...
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Out << "\n";
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*Out << "\n";
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if (AnnotationWriter) AnnotationWriter->emitFunctionAnnot(F, Out);
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if (AnnotationWriter) AnnotationWriter->emitFunctionAnnot(F, *Out);
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if (F->isExternal())
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Out << "declare ";
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*Out << "declare ";
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else
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switch (F->getLinkage()) {
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case GlobalValue::InternalLinkage: Out << "internal "; break;
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case GlobalValue::LinkOnceLinkage: Out << "linkonce "; break;
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case GlobalValue::WeakLinkage: Out << "weak "; break;
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case GlobalValue::AppendingLinkage: Out << "appending "; break;
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case GlobalValue::InternalLinkage: *Out << "internal "; break;
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case GlobalValue::LinkOnceLinkage: *Out << "linkonce "; break;
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case GlobalValue::WeakLinkage: *Out << "weak "; break;
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case GlobalValue::AppendingLinkage: *Out << "appending "; break;
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case GlobalValue::ExternalLinkage: break;
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}
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printType(F->getReturnType()) << " ";
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if (!F->getName().empty())
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Out << getLLVMName(F->getName());
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*Out << getLLVMName(F->getName());
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else
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Out << "\"\"";
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Out << "(";
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*Out << "\"\"";
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*Out << "(";
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Table.incorporateFunction(F);
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// Loop over the arguments, printing them...
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@ -681,21 +682,21 @@ void AssemblyWriter::printFunction(const Function *F) {
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// Finish printing arguments...
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if (FT->isVarArg()) {
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if (FT->getNumParams()) Out << ", ";
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Out << "..."; // Output varargs portion of signature!
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if (FT->getNumParams()) *Out << ", ";
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*Out << "..."; // Output varargs portion of signature!
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}
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Out << ")";
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*Out << ")";
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if (F->isExternal()) {
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Out << "\n";
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*Out << "\n";
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} else {
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Out << " {";
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*Out << " {";
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// Output all of its basic blocks... for the function
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for (Function::const_iterator I = F->begin(), E = F->end(); I != E; ++I)
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printBasicBlock(I);
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Out << "}\n";
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*Out << "}\n";
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}
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Table.purgeFunction();
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@ -706,62 +707,62 @@ void AssemblyWriter::printFunction(const Function *F) {
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///
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void AssemblyWriter::printArgument(const Argument *Arg) {
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// Insert commas as we go... the first arg doesn't get a comma
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if (Arg != &Arg->getParent()->afront()) Out << ", ";
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if (Arg != &Arg->getParent()->afront()) *Out << ", ";
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// Output type...
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printType(Arg->getType());
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// Output name, if available...
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if (Arg->hasName())
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Out << " " << getLLVMName(Arg->getName());
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*Out << " " << getLLVMName(Arg->getName());
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else if (Table.getSlot(Arg) < 0)
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Out << "<badref>";
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*Out << "<badref>";
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}
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/// printBasicBlock - This member is called for each basic block in a method.
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///
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void AssemblyWriter::printBasicBlock(const BasicBlock *BB) {
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if (BB->hasName()) { // Print out the label if it exists...
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Out << "\n" << BB->getName() << ":";
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*Out << "\n" << BB->getName() << ":";
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} else if (!BB->use_empty()) { // Don't print block # of no uses...
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int Slot = Table.getSlot(BB);
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Out << "\n; <label>:";
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*Out << "\n; <label>:";
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if (Slot >= 0)
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Out << Slot; // Extra newline separates out label's
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*Out << Slot; // Extra newline separates out label's
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else
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Out << "<badref>";
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*Out << "<badref>";
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}
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if (BB->getParent() == 0)
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Out << "\t\t; Error: Block without parent!";
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*Out << "\t\t; Error: Block without parent!";
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else {
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if (BB != &BB->getParent()->front()) { // Not the entry block?
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// Output predecessors for the block...
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Out << "\t\t;";
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*Out << "\t\t;";
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pred_const_iterator PI = pred_begin(BB), PE = pred_end(BB);
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if (PI == PE) {
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Out << " No predecessors!";
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*Out << " No predecessors!";
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} else {
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Out << " preds =";
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*Out << " preds =";
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writeOperand(*PI, false, true);
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for (++PI; PI != PE; ++PI) {
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Out << ",";
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*Out << ",";
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writeOperand(*PI, false, true);
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}
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}
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}
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}
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Out << "\n";
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*Out << "\n";
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if (AnnotationWriter) AnnotationWriter->emitBasicBlockStartAnnot(BB, Out);
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if (AnnotationWriter) AnnotationWriter->emitBasicBlockStartAnnot(BB, *Out);
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// Output all of the instructions in the basic block...
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for (BasicBlock::const_iterator I = BB->begin(), E = BB->end(); I != E; ++I)
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printInstruction(*I);
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if (AnnotationWriter) AnnotationWriter->emitBasicBlockEndAnnot(BB, Out);
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if (AnnotationWriter) AnnotationWriter->emitBasicBlockEndAnnot(BB, *Out);
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}
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@ -770,36 +771,36 @@ void AssemblyWriter::printBasicBlock(const BasicBlock *BB) {
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///
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void AssemblyWriter::printInfoComment(const Value &V) {
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if (V.getType() != Type::VoidTy) {
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Out << "\t\t; <";
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*Out << "\t\t; <";
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printType(V.getType()) << ">";
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if (!V.hasName()) {
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int Slot = Table.getSlot(&V); // Print out the def slot taken...
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if (Slot >= 0) Out << ":" << Slot;
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else Out << ":<badref>";
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if (Slot >= 0) *Out << ":" << Slot;
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else *Out << ":<badref>";
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}
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Out << " [#uses=" << V.use_size() << "]"; // Output # uses
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*Out << " [#uses=" << V.use_size() << "]"; // Output # uses
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}
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}
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/// printInstruction - This member is called for each Instruction in a method.
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///
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void AssemblyWriter::printInstruction(const Instruction &I) {
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if (AnnotationWriter) AnnotationWriter->emitInstructionAnnot(&I, Out);
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if (AnnotationWriter) AnnotationWriter->emitInstructionAnnot(&I, *Out);
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Out << "\t";
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*Out << "\t";
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// Print out name if it exists...
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if (I.hasName())
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Out << getLLVMName(I.getName()) << " = ";
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*Out << getLLVMName(I.getName()) << " = ";
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// If this is a volatile load or store, print out the volatile marker
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if ((isa<LoadInst>(I) && cast<LoadInst>(I).isVolatile()) ||
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(isa<StoreInst>(I) && cast<StoreInst>(I).isVolatile()))
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Out << "volatile ";
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*Out << "volatile ";
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// Print out the opcode...
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Out << I.getOpcodeName();
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*Out << I.getOpcodeName();
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// Print out the type of the operands...
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const Value *Operand = I.getNumOperands() ? I.getOperand(0) : 0;
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@ -807,35 +808,35 @@ void AssemblyWriter::printInstruction(const Instruction &I) {
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// Special case conditional branches to swizzle the condition out to the front
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if (isa<BranchInst>(I) && I.getNumOperands() > 1) {
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writeOperand(I.getOperand(2), true);
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Out << ",";
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*Out << ",";
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writeOperand(Operand, true);
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Out << ",";
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*Out << ",";
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writeOperand(I.getOperand(1), true);
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} else if (isa<SwitchInst>(I)) {
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// Special case switch statement to get formatting nice and correct...
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writeOperand(Operand , true); Out << ",";
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writeOperand(I.getOperand(1), true); Out << " [";
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writeOperand(Operand , true); *Out << ",";
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writeOperand(I.getOperand(1), true); *Out << " [";
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for (unsigned op = 2, Eop = I.getNumOperands(); op < Eop; op += 2) {
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Out << "\n\t\t";
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writeOperand(I.getOperand(op ), true); Out << ",";
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*Out << "\n\t\t";
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writeOperand(I.getOperand(op ), true); *Out << ",";
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writeOperand(I.getOperand(op+1), true);
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}
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Out << "\n\t]";
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*Out << "\n\t]";
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} else if (isa<PHINode>(I)) {
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Out << " ";
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*Out << " ";
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printType(I.getType());
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Out << " ";
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*Out << " ";
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for (unsigned op = 0, Eop = I.getNumOperands(); op < Eop; op += 2) {
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if (op) Out << ", ";
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Out << "[";
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writeOperand(I.getOperand(op ), false); Out << ",";
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writeOperand(I.getOperand(op+1), false); Out << " ]";
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if (op) *Out << ", ";
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*Out << "[";
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writeOperand(I.getOperand(op ), false); *Out << ",";
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writeOperand(I.getOperand(op+1), false); *Out << " ]";
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}
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} else if (isa<ReturnInst>(I) && !Operand) {
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Out << " void";
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*Out << " void";
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} else if (isa<CallInst>(I)) {
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const PointerType *PTy = cast<PointerType>(Operand->getType());
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const FunctionType *FTy = cast<FunctionType>(PTy->getElementType());
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@ -848,19 +849,19 @@ void AssemblyWriter::printInstruction(const Instruction &I) {
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if (!FTy->isVarArg() &&
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(!isa<PointerType>(RetTy) ||
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!isa<FunctionType>(cast<PointerType>(RetTy)->getElementType()))) {
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Out << " "; printType(RetTy);
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*Out << " "; printType(RetTy);
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writeOperand(Operand, false);
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} else {
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writeOperand(Operand, true);
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}
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Out << "(";
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*Out << "(";
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if (I.getNumOperands() > 1) writeOperand(I.getOperand(1), true);
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for (unsigned op = 2, Eop = I.getNumOperands(); op < Eop; ++op) {
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Out << ",";
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*Out << ",";
|
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writeOperand(I.getOperand(op), true);
|
||||
}
|
||||
|
||||
Out << " )";
|
||||
*Out << " )";
|
||||
} else if (const InvokeInst *II = dyn_cast<InvokeInst>(&I)) {
|
||||
const PointerType *PTy = cast<PointerType>(Operand->getType());
|
||||
const FunctionType *FTy = cast<FunctionType>(PTy->getElementType());
|
||||
@ -873,42 +874,42 @@ void AssemblyWriter::printInstruction(const Instruction &I) {
|
||||
if (!FTy->isVarArg() &&
|
||||
(!isa<PointerType>(RetTy) ||
|
||||
!isa<FunctionType>(cast<PointerType>(RetTy)->getElementType()))) {
|
||||
Out << " "; printType(RetTy);
|
||||
*Out << " "; printType(RetTy);
|
||||
writeOperand(Operand, false);
|
||||
} else {
|
||||
writeOperand(Operand, true);
|
||||
}
|
||||
|
||||
Out << "(";
|
||||
*Out << "(";
|
||||
if (I.getNumOperands() > 3) writeOperand(I.getOperand(3), true);
|
||||
for (unsigned op = 4, Eop = I.getNumOperands(); op < Eop; ++op) {
|
||||
Out << ",";
|
||||
*Out << ",";
|
||||
writeOperand(I.getOperand(op), true);
|
||||
}
|
||||
|
||||
Out << " )\n\t\t\tto";
|
||||
*Out << " )\n\t\t\tto";
|
||||
writeOperand(II->getNormalDest(), true);
|
||||
Out << " unwind";
|
||||
*Out << " unwind";
|
||||
writeOperand(II->getUnwindDest(), true);
|
||||
|
||||
} else if (const AllocationInst *AI = dyn_cast<AllocationInst>(&I)) {
|
||||
Out << " ";
|
||||
*Out << " ";
|
||||
printType(AI->getType()->getElementType());
|
||||
if (AI->isArrayAllocation()) {
|
||||
Out << ",";
|
||||
*Out << ",";
|
||||
writeOperand(AI->getArraySize(), true);
|
||||
}
|
||||
} else if (isa<CastInst>(I)) {
|
||||
if (Operand) writeOperand(Operand, true); // Work with broken code
|
||||
Out << " to ";
|
||||
*Out << " to ";
|
||||
printType(I.getType());
|
||||
} else if (isa<VAArgInst>(I)) {
|
||||
if (Operand) writeOperand(Operand, true); // Work with broken code
|
||||
Out << ", ";
|
||||
*Out << ", ";
|
||||
printType(I.getType());
|
||||
} else if (const VANextInst *VAN = dyn_cast<VANextInst>(&I)) {
|
||||
if (Operand) writeOperand(Operand, true); // Work with broken code
|
||||
Out << ", ";
|
||||
*Out << ", ";
|
||||
printType(VAN->getArgType());
|
||||
} else if (Operand) { // Print the normal way...
|
||||
|
||||
@ -933,18 +934,18 @@ void AssemblyWriter::printInstruction(const Instruction &I) {
|
||||
}
|
||||
|
||||
if (!PrintAllTypes) {
|
||||
Out << " ";
|
||||
*Out << " ";
|
||||
printType(TheType);
|
||||
}
|
||||
|
||||
for (unsigned i = 0, E = I.getNumOperands(); i != E; ++i) {
|
||||
if (i) Out << ",";
|
||||
if (i) *Out << ",";
|
||||
writeOperand(I.getOperand(i), PrintAllTypes);
|
||||
}
|
||||
}
|
||||
|
||||
printInfoComment(I);
|
||||
Out << "\n";
|
||||
*Out << "\n";
|
||||
}
|
||||
|
||||
|
||||
@ -1056,3 +1057,8 @@ CachedWriter& CachedWriter::operator<<(const Type *X) {
|
||||
} else
|
||||
return *this << (const Value*)X;
|
||||
}
|
||||
|
||||
void CachedWriter::setStream(std::ostream &os) {
|
||||
Out = &os;
|
||||
if (AW) AW->setStream(os);
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user