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-rw-r--r--lib/Target/CppBackend/CPPBackend.cpp97
1 files changed, 52 insertions, 45 deletions
diff --git a/lib/Target/CppBackend/CPPBackend.cpp b/lib/Target/CppBackend/CPPBackend.cpp
index ad33cfa319..ae0e3c404b 100644
--- a/lib/Target/CppBackend/CPPBackend.cpp
+++ b/lib/Target/CppBackend/CPPBackend.cpp
@@ -29,7 +29,7 @@
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/FormattedStream.h"
-#include "llvm/Target/TargetRegistry.h"
+#include "llvm/Support/TargetRegistry.h"
#include "llvm/ADT/StringExtras.h"
#include "llvm/Config/config.h"
#include <algorithm>
@@ -77,16 +77,6 @@ extern "C" void LLVMInitializeCppBackendTarget() {
RegisterTargetMachine<CPPTargetMachine> X(TheCppBackendTarget);
}
-extern "C" void LLVMInitializeCppBackendMCAsmInfo() {}
-
-extern "C" void LLVMInitializeCppBackendMCRegisterInfo() {}
-
-extern "C" void LLVMInitializeCppBackendMCInstrInfo() {}
-
-extern "C" void LLVMInitializeCppBackendMCSubtargetInfo() {}
-
-extern "C" void LLVMInitializeCppBackendMCCodeGenInfo() {}
-
namespace {
typedef std::vector<Type*> TypeList;
typedef std::map<Type*,std::string> TypeMap;
@@ -164,7 +154,7 @@ namespace {
void printFunctionHead(const Function *F);
void printFunctionBody(const Function *F);
void printInstruction(const Instruction *I, const std::string& bbname);
- std::string getOpName(Value*);
+ std::string getOpName(const Value*);
void printModuleBody();
};
@@ -480,6 +470,9 @@ void CppWriter::printAttributes(const AttrListPtr &PAL,
HANDLE_ATTR(NoImplicitFloat);
HANDLE_ATTR(Naked);
HANDLE_ATTR(InlineHint);
+ HANDLE_ATTR(ReturnsTwice);
+ HANDLE_ATTR(UWTable);
+ HANDLE_ATTR(NonLazyBind);
#undef HANDLE_ATTR
if (attrs & Attribute::StackAlignment)
Out << " | Attribute::constructStackAlignmentFromInt("
@@ -540,12 +533,20 @@ void CppWriter::printType(Type* Ty) {
}
case Type::StructTyID: {
StructType* ST = cast<StructType>(Ty);
- if (!ST->isAnonymous()) {
- Out << "StructType *" << typeName << " = ";
- Out << "StructType::createNamed(mod->getContext(), \"";
+ if (!ST->isLiteral()) {
+ Out << "StructType *" << typeName << " = mod->getTypeByName(\"";
+ printEscapedString(ST->getName());
+ Out << "\");";
+ nl(Out);
+ Out << "if (!" << typeName << ") {";
+ nl(Out);
+ Out << typeName << " = ";
+ Out << "StructType::create(mod->getContext(), \"";
printEscapedString(ST->getName());
Out << "\");";
nl(Out);
+ Out << "}";
+ nl(Out);
// Indicate that this type is now defined.
DefinedTypes.insert(Ty);
}
@@ -563,16 +564,22 @@ void CppWriter::printType(Type* Ty) {
nl(Out);
}
- if (ST->isAnonymous()) {
+ if (ST->isLiteral()) {
Out << "StructType *" << typeName << " = ";
Out << "StructType::get(" << "mod->getContext(), ";
} else {
+ Out << "if (" << typeName << "->isOpaque()) {";
+ nl(Out);
Out << typeName << "->setBody(";
}
Out << typeName << "_fields, /*isPacked=*/"
<< (ST->isPacked() ? "true" : "false") << ");";
nl(Out);
+ if (!ST->isLiteral()) {
+ Out << "}";
+ nl(Out);
+ }
break;
}
case Type::ArrayTyID: {
@@ -766,9 +773,7 @@ void CppWriter::printConstant(const Constant *CV) {
Out << "Constant* " << constName
<< " = ConstantExpr::getGetElementPtr("
<< getCppName(CE->getOperand(0)) << ", "
- << "&" << constName << "_indices[0], "
- << constName << "_indices.size()"
- << ");";
+ << constName << "_indices);";
} else if (CE->isCast()) {
printConstant(CE->getOperand(0));
Out << "Constant* " << constName << " = ConstantExpr::getCast(";
@@ -988,7 +993,7 @@ void CppWriter::printVariableBody(const GlobalVariable *GV) {
}
}
-std::string CppWriter::getOpName(Value* V) {
+std::string CppWriter::getOpName(const Value* V) {
if (!isa<Instruction>(V) || DefinedValues.find(V) != DefinedValues.end())
return getCppName(V);
@@ -1053,14 +1058,17 @@ void CppWriter::printInstruction(const Instruction *I,
case Instruction::Switch: {
const SwitchInst *SI = cast<SwitchInst>(I);
Out << "SwitchInst* " << iName << " = SwitchInst::Create("
- << opNames[0] << ", "
- << opNames[1] << ", "
+ << getOpName(SI->getCondition()) << ", "
+ << getOpName(SI->getDefaultDest()) << ", "
<< SI->getNumCases() << ", " << bbname << ");";
nl(Out);
- for (unsigned i = 2; i != SI->getNumOperands(); i += 2) {
+ unsigned NumCases = SI->getNumCases();
+ for (unsigned i = 1; i < NumCases; ++i) {
+ const ConstantInt* CaseVal = SI->getCaseValue(i);
+ const BasicBlock* BB = SI->getSuccessor(i);
Out << iName << "->addCase("
- << opNames[i] << ", "
- << opNames[i+1] << ");";
+ << getOpName(CaseVal) << ", "
+ << getOpName(BB) << ");";
nl(Out);
}
break;
@@ -1076,6 +1084,11 @@ void CppWriter::printInstruction(const Instruction *I,
}
break;
}
+ case Instruction::Resume: {
+ Out << "ResumeInst::Create(mod->getContext(), " << opNames[0]
+ << ", " << bbname << ");";
+ break;
+ }
case Instruction::Invoke: {
const InvokeInst* inv = cast<InvokeInst>(I);
Out << "std::vector<Value*> " << iName << "_params;";
@@ -1090,8 +1103,7 @@ void CppWriter::printInstruction(const Instruction *I,
<< getOpName(inv->getCalledFunction()) << ", "
<< getOpName(inv->getNormalDest()) << ", "
<< getOpName(inv->getUnwindDest()) << ", "
- << iName << "_params.begin(), "
- << iName << "_params.end(), \"";
+ << iName << "_params, \"";
printEscapedString(inv->getName());
Out << "\", " << bbname << ");";
nl(Out) << iName << "->setCallingConv(";
@@ -1252,8 +1264,7 @@ void CppWriter::printInstruction(const Instruction *I,
nl(Out);
}
Out << "Instruction* " << iName << " = GetElementPtrInst::Create("
- << opNames[0] << ", " << iName << "_indices.begin(), "
- << iName << "_indices.end()";
+ << opNames[0] << ", " << iName << "_indices";
}
Out << ", \"";
printEscapedString(gep->getName());
@@ -1304,7 +1315,7 @@ void CppWriter::printInstruction(const Instruction *I,
case Instruction::PtrToInt: Out << "PtrToIntInst"; break;
case Instruction::IntToPtr: Out << "IntToPtrInst"; break;
case Instruction::BitCast: Out << "BitCastInst"; break;
- default: assert(!"Unreachable"); break;
+ default: assert(0 && "Unreachable"); break;
}
Out << "(" << opNames[0] << ", "
<< getCppName(cst->getType()) << ", \"";
@@ -1331,8 +1342,7 @@ void CppWriter::printInstruction(const Instruction *I,
}
Out << "CallInst* " << iName << " = CallInst::Create("
<< opNames[call->getNumArgOperands()] << ", "
- << iName << "_params.begin(), "
- << iName << "_params.end(), \"";
+ << iName << "_params, \"";
} else if (call->getNumArgOperands() == 1) {
Out << "CallInst* " << iName << " = CallInst::Create("
<< opNames[call->getNumArgOperands()] << ", " << opNames[0] << ", \"";
@@ -1415,7 +1425,7 @@ void CppWriter::printInstruction(const Instruction *I,
Out << "ExtractValueInst* " << getCppName(evi)
<< " = ExtractValueInst::Create(" << opNames[0]
<< ", "
- << iName << "_indices.begin(), " << iName << "_indices.end(), \"";
+ << iName << "_indices, \"";
printEscapedString(evi->getName());
Out << "\", " << bbname << ");";
break;
@@ -1432,7 +1442,7 @@ void CppWriter::printInstruction(const Instruction *I,
Out << "InsertValueInst* " << getCppName(ivi)
<< " = InsertValueInst::Create(" << opNames[0]
<< ", " << opNames[1] << ", "
- << iName << "_indices.begin(), " << iName << "_indices.end(), \"";
+ << iName << "_indices, \"";
printEscapedString(ivi->getName());
Out << "\", " << bbname << ");";
break;
@@ -1542,13 +1552,12 @@ void CppWriter::printFunctionUses(const Function* F) {
void CppWriter::printFunctionHead(const Function* F) {
nl(Out) << "Function* " << getCppName(F);
- if (is_inline) {
- Out << " = mod->getFunction(\"";
- printEscapedString(F->getName());
- Out << "\", " << getCppName(F->getFunctionType()) << ");";
- nl(Out) << "if (!" << getCppName(F) << ") {";
- nl(Out) << getCppName(F);
- }
+ Out << " = mod->getFunction(\"";
+ printEscapedString(F->getName());
+ Out << "\");";
+ nl(Out) << "if (!" << getCppName(F) << ") {";
+ nl(Out) << getCppName(F);
+
Out<< " = Function::Create(";
nl(Out,1) << "/*Type=*/" << getCppName(F->getFunctionType()) << ",";
nl(Out) << "/*Linkage=*/";
@@ -1585,10 +1594,8 @@ void CppWriter::printFunctionHead(const Function* F) {
Out << "->setGC(\"" << F->getGC() << "\");";
nl(Out);
}
- if (is_inline) {
- Out << "}";
- nl(Out);
- }
+ Out << "}";
+ nl(Out);
printAttributes(F->getAttributes(), getCppName(F));
printCppName(F);
Out << "->setAttributes(" << getCppName(F) << "_PAL);";
generated by cgit v1.2.3 (git 2.25.1) at 2025-07-15 23:45:44 +0000