#include "llvm/Transforms/Scalar.h"
#include "llvm/MC/MCAsmInfo.h"
#include "llvm/MC/MCContext.h"
+#include "llvm/MC/MCInstrInfo.h"
+#include "llvm/MC/MCObjectFileInfo.h"
+#include "llvm/MC/MCRegisterInfo.h"
#include "llvm/MC/MCSubtargetInfo.h"
#include "llvm/MC/MCSymbol.h"
#include "llvm/Target/TargetData.h"
-#include "llvm/Target/TargetRegistry.h"
#include "llvm/Support/CallSite.h"
#include "llvm/Support/CFG.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/GetElementPtrTypeIterator.h"
#include "llvm/Support/InstVisitor.h"
#include "llvm/Support/MathExtras.h"
+#include "llvm/Support/TargetRegistry.h"
#include "llvm/Support/Host.h"
#include "llvm/Config/config.h"
#include <algorithm>
RegisterTargetMachine<CTargetMachine> X(TheCBackendTarget);
}
-extern "C" void LLVMInitializeCBackendMCSubtargetInfo() {
- RegisterMCSubtargetInfo<MCSubtargetInfo> X(TheCBackendTarget);
-}
-
namespace {
class CBEMCAsmInfo : public MCAsmInfo {
public:
LoopInfo *LI;
const Module *TheModule;
const MCAsmInfo* TAsm;
+ const MCRegisterInfo *MRI;
+ const MCObjectFileInfo *MOFI;
MCContext *TCtx;
const TargetData* TD;
/// UnnamedStructIDs - This contains a unique ID for each struct that is
/// either anonymous or has no name.
- DenseMap<const StructType*, unsigned> UnnamedStructIDs;
+ DenseMap<StructType*, unsigned> UnnamedStructIDs;
public:
static char ID;
explicit CWriter(formatted_raw_ostream &o)
: FunctionPass(ID), Out(o), IL(0), Mang(0), LI(0),
- TheModule(0), TAsm(0), TCtx(0), TD(0), OpaqueCounter(0),
- NextAnonValueNumber(0) {
+ TheModule(0), TAsm(0), MRI(0), MOFI(0), TCtx(0), TD(0),
+ OpaqueCounter(0), NextAnonValueNumber(0) {
initializeLoopInfoPass(*PassRegistry::getPassRegistry());
FPCounter = 0;
}
delete Mang;
delete TCtx;
delete TAsm;
+ delete MRI;
+ delete MOFI;
FPConstantMap.clear();
ByValParams.clear();
intrinsicPrototypesAlreadyGenerated.clear();
return false;
}
- raw_ostream &printType(raw_ostream &Out, const Type *Ty,
+ raw_ostream &printType(raw_ostream &Out, Type *Ty,
bool isSigned = false,
const std::string &VariableName = "",
bool IgnoreName = false,
const AttrListPtr &PAL = AttrListPtr());
- raw_ostream &printSimpleType(raw_ostream &Out, const Type *Ty,
+ raw_ostream &printSimpleType(raw_ostream &Out, Type *Ty,
bool isSigned,
const std::string &NameSoFar = "");
void printStructReturnPointerFunctionType(raw_ostream &Out,
const AttrListPtr &PAL,
- const PointerType *Ty);
+ PointerType *Ty);
- std::string getStructName(const StructType *ST);
+ std::string getStructName(StructType *ST);
/// writeOperandDeref - Print the result of dereferencing the specified
/// operand with '*'. This is equivalent to printing '*' then using
void writeOperandWithCast(Value* Operand, const ICmpInst &I);
bool writeInstructionCast(const Instruction &I);
- void writeMemoryAccess(Value *Operand, const Type *OperandType,
+ void writeMemoryAccess(Value *Operand, Type *OperandType,
bool IsVolatile, unsigned Alignment);
private :
void printIntrinsicDefinition(const Function &F, raw_ostream &Out);
void printModuleTypes();
- void printContainedStructs(const Type *Ty, SmallPtrSet<const Type *, 16> &);
+ void printContainedStructs(Type *Ty, SmallPtrSet<Type *, 16> &);
void printFloatingPointConstants(Function &F);
void printFloatingPointConstants(const Constant *C);
void printFunctionSignature(const Function *F, bool Prototype);
void printBasicBlock(BasicBlock *BB);
void printLoop(Loop *L);
- void printCast(unsigned opcode, const Type *SrcTy, const Type *DstTy);
+ void printCast(unsigned opcode, Type *SrcTy, Type *DstTy);
void printConstant(Constant *CPV, bool Static);
void printConstantWithCast(Constant *CPV, unsigned Opcode);
bool printConstExprCast(const ConstantExpr *CE, bool Static);
void visitInvokeInst(InvokeInst &I) {
llvm_unreachable("Lowerinvoke pass didn't work!");
}
-
void visitUnwindInst(UnwindInst &I) {
llvm_unreachable("Lowerinvoke pass didn't work!");
}
+ void visitResumeInst(ResumeInst &I) {
+ llvm_unreachable("DwarfEHPrepare pass didn't work!");
+ }
void visitUnreachableInst(UnreachableInst &I);
void visitPHINode(PHINode &I);
return Result;
}
-std::string CWriter::getStructName(const StructType *ST) {
- if (!ST->isAnonymous() && !ST->getName().empty())
+std::string CWriter::getStructName(StructType *ST) {
+ if (!ST->isLiteral() && !ST->getName().empty())
return CBEMangle("l_"+ST->getName().str());
return "l_unnamed_" + utostr(UnnamedStructIDs[ST]);
/// print it as "Struct (*)(...)", for struct return functions.
void CWriter::printStructReturnPointerFunctionType(raw_ostream &Out,
const AttrListPtr &PAL,
- const PointerType *TheTy) {
- const FunctionType *FTy = cast<FunctionType>(TheTy->getElementType());
+ PointerType *TheTy) {
+ FunctionType *FTy = cast<FunctionType>(TheTy->getElementType());
std::string tstr;
raw_string_ostream FunctionInnards(tstr);
FunctionInnards << " (*) (";
bool PrintedType = false;
FunctionType::param_iterator I = FTy->param_begin(), E = FTy->param_end();
-
const Type *RetTy = cast<PointerType>(*I)->getElementType();
+ Type *RetTy = cast<PointerType>(*I)->getElementType();
unsigned Idx = 1;
for (++I, ++Idx; I != E; ++I, ++Idx) {
if (PrintedType)
FunctionInnards << ", ";
- const Type *ArgTy = *I;
+ Type *ArgTy = *I;
if (PAL.paramHasAttr(Idx, Attribute::ByVal)) {
assert(ArgTy->isPointerTy());
ArgTy = cast<PointerType>(ArgTy)->getElementType();
}
raw_ostream &
-CWriter::printSimpleType(raw_ostream &Out, const Type *Ty, bool isSigned,
+CWriter::printSimpleType(raw_ostream &Out, Type *Ty, bool isSigned,
const std::string &NameSoFar) {
assert((Ty->isPrimitiveType() || Ty->isIntegerTy() || Ty->isVectorTy()) &&
"Invalid type for printSimpleType");
" __attribute__((vector_size(64))) " + NameSoFar);
case Type::VectorTyID: {
- const VectorType *VTy = cast<VectorType>(Ty);
+ VectorType *VTy = cast<VectorType>(Ty);
return printSimpleType(Out, VTy->getElementType(), isSigned,
" __attribute__((vector_size(" +
utostr(TD->getTypeAllocSize(VTy)) + " ))) " + NameSoFar);
// Pass the Type* and the variable name and this prints out the variable
// declaration.
//
-raw_ostream &CWriter::printType(raw_ostream &Out, const Type *Ty,
+raw_ostream &CWriter::printType(raw_ostream &Out, Type *Ty,
bool isSigned, const std::string &NameSoFar,
bool IgnoreName, const AttrListPtr &PAL) {
if (Ty->isPrimitiveType() || Ty->isIntegerTy() || Ty->isVectorTy()) {
switch (Ty->getTypeID()) {
case Type::FunctionTyID: {
- const FunctionType *FTy = cast<FunctionType>(Ty);
+ FunctionType *FTy = cast<FunctionType>(Ty);
std::string tstr;
raw_string_ostream FunctionInnards(tstr);
FunctionInnards << " (" << NameSoFar << ") (";
unsigned Idx = 1;
for (FunctionType::param_iterator I = FTy->param_begin(),
E = FTy->param_end(); I != E; ++I) {
- const Type *ArgTy = *I;
+ Type *ArgTy = *I;
if (PAL.paramHasAttr(Idx, Attribute::ByVal)) {
assert(ArgTy->isPointerTy());
ArgTy = cast<PointerType>(ArgTy)->getElementType();
return Out;
}
case Type::StructTyID: {
- const StructType *STy = cast<StructType>(Ty);
+ StructType *STy = cast<StructType>(Ty);
// Check to see if the type is named.
if (!IgnoreName)
}
case Type::PointerTyID: {
-
const PointerType *PTy = cast<PointerType>(Ty);
+ PointerType *PTy = cast<PointerType>(Ty);
std::string ptrName = "*" + NameSoFar;
if (PTy->getElementType()->isArrayTy() ||
}
case Type::ArrayTyID: {
-
const ArrayType *ATy = cast<ArrayType>(Ty);
+ ArrayType *ATy = cast<ArrayType>(Ty);
unsigned NumElements = ATy->getNumElements();
if (NumElements == 0) NumElements = 1;
// Arrays are wrapped in structs to allow them to have normal
// As a special case, print the array as a string if it is an array of
// ubytes or an array of sbytes with positive values.
//
- const Type *ETy = CPA->getType()->getElementType();
+ Type *ETy = CPA->getType()->getElementType();
bool isString = (ETy == Type::getInt8Ty(CPA->getContext()) ||
ETy == Type::getInt8Ty(CPA->getContext()));
/// Print out the casting for a cast operation. This does the double casting
/// necessary for conversion to the destination type, if necessary.
/// @brief Print a cast
-void CWriter::printCast(unsigned opc, const Type *SrcTy, const Type *DstTy) {
+void CWriter::printCast(unsigned opc, Type *SrcTy, Type *DstTy) {
// Print the destination type cast
switch (opc) {
case Instruction::UIToFP:
}
if (ConstantInt *CI = dyn_cast<ConstantInt>(CPV)) {
- const Type* Ty = CI->getType();
+ Type* Ty = CI->getType();
if (Ty == Type::getInt1Ty(CPV->getContext()))
Out << (CI->getZExtValue() ? '1' : '0');
else if (Ty == Type::getInt32Ty(CPV->getContext()))
printConstantArray(CA, Static);
} else {
assert(isa<ConstantAggregateZero>(CPV) || isa<UndefValue>(CPV));
-
const ArrayType *AT = cast<ArrayType>(CPV->getType());
+ ArrayType *AT = cast<ArrayType>(CPV->getType());
Out << '{';
if (AT->getNumElements()) {
Out << ' ';
printConstantVector(CV, Static);
} else {
assert(isa<ConstantAggregateZero>(CPV) || isa<UndefValue>(CPV));
- const VectorType *VT = cast<VectorType>(CPV->getType());
+ VectorType *VT = cast<VectorType>(CPV->getType());
Out << "{ ";
Constant *CZ = Constant::getNullValue(VT->getElementType());
printConstant(CZ, Static);
Out << ")";
}
if (isa<ConstantAggregateZero>(CPV) || isa<UndefValue>(CPV)) {
- const StructType *ST = cast<StructType>(CPV->getType());
+ StructType *ST = cast<StructType>(CPV->getType());
Out << '{';
if (ST->getNumElements()) {
Out << ' ';
// care of detecting that case and printing the cast for the ConstantExpr.
bool CWriter::printConstExprCast(const ConstantExpr* CE, bool Static) {
bool NeedsExplicitCast = false;
- const Type *Ty = CE->getOperand(0)->getType();
+ Type *Ty = CE->getOperand(0)->getType();
bool TypeIsSigned = false;
switch (CE->getOpcode()) {
case Instruction::Add:
void CWriter::printConstantWithCast(Constant* CPV, unsigned Opcode) {
// Extract the operand's type, we'll need it.
- const Type* OpTy = CPV->getType();
+ Type* OpTy = CPV->getType();
// Indicate whether to do the cast or not.
bool shouldCast = false;
void CWriter::writeInstComputationInline(Instruction &I) {
// We can't currently support integer types other than 1, 8, 16, 32, 64.
// Validate this.
- const Type *Ty = I.getType();
+ Type *Ty = I.getType();
if (Ty->isIntegerTy() && (Ty!=Type::getInt1Ty(I.getContext()) &&
Ty!=Type::getInt8Ty(I.getContext()) &&
Ty!=Type::getInt16Ty(I.getContext()) &&
// This function takes care of detecting that case and printing the cast
// for the Instruction.
bool CWriter::writeInstructionCast(const Instruction &I) {
- const Type *Ty = I.getOperand(0)->getType();
+ Type *Ty = I.getOperand(0)->getType();
switch (I.getOpcode()) {
case Instruction::Add:
case Instruction::Sub:
void CWriter::writeOperandWithCast(Value* Operand, unsigned Opcode) {
// Extract the operand's type, we'll need it.
- const Type* OpTy = Operand->getType();
+ Type* OpTy = Operand->getType();
// Indicate whether to do the cast or not.
bool shouldCast = false;
bool castIsSigned = Cmp.isSigned();
// If the operand was a pointer, convert to a large integer type.
- const Type* OpTy = Operand->getType();
+ Type* OpTy = Operand->getType();
if (OpTy->isPointerTy())
OpTy = TD->getIntPtrType(Operand->getContext());
std::string E;
if (const Target *Match = TargetRegistry::lookupTarget(Triple, E))
- TAsm = Match->createAsmInfo(Triple);
+ TAsm = Match->createMCAsmInfo(Triple);
#endif
TAsm = new CBEMCAsmInfo();
- TCtx = new MCContext(*TAsm, NULL);
+ MRI = new MCRegisterInfo();
+ TCtx = new MCContext(*TAsm, *MRI, NULL);
Mang = new Mangler(*TCtx, *TD);
// Keep track of which functions are static ctors/dtors so they can have
for (unsigned i = 0, e = StructTypes.size(); i != e; ++i) {
StructType *ST = StructTypes[i];
- if (ST->isAnonymous() || ST->getName().empty())
+ if (ST->isLiteral() || ST->getName().empty())
UnnamedStructIDs[ST] = NextTypeID++;
std::string Name = getStructName(ST);
Out << '\n';
// Keep track of which structures have been printed so far.
- SmallPtrSet<const Type *, 16> StructPrinted;
+ SmallPtrSet<Type *, 16> StructPrinted;
// Loop over all structures then push them into the stack so they are
// printed in the correct order.
//
// TODO: Make this work properly with vector types
//
-void CWriter::printContainedStructs(const Type *Ty,
- SmallPtrSet<const Type *, 16> &StructPrinted) {
+void CWriter::printContainedStructs(Type *Ty,
+ SmallPtrSet<Type *, 16> &StructPrinted) {
// Don't walk through pointers.
if (Ty->isPointerTy() || Ty->isPrimitiveType() || Ty->isIntegerTy())
return;
E = Ty->subtype_end(); I != E; ++I)
printContainedStructs(*I, StructPrinted);
- if (const StructType *ST = dyn_cast<StructType>(Ty)) {
+ if (StructType *ST = dyn_cast<StructType>(Ty)) {
// Check to see if we have already printed this struct.
if (!StructPrinted.insert(Ty)) return;
}
// Loop over the arguments, printing them...
- const FunctionType *FT = cast<FunctionType>(F->getFunctionType());
+ FunctionType *FT = cast<FunctionType>(F->getFunctionType());
const AttrListPtr &PAL = F->getAttributes();
std::string tstr;
ArgName = GetValueName(I);
else
ArgName = "";
- const Type *ArgTy = I->getType();
+ Type *ArgTy = I->getType();
if (PAL.paramHasAttr(Idx, Attribute::ByVal)) {
ArgTy = cast<PointerType>(ArgTy)->getElementType();
ByValParams.insert(I);
for (; I != E; ++I) {
if (PrintedArg) FunctionInnards << ", ";
- const Type *ArgTy = *I;
+ Type *ArgTy = *I;
if (PAL.paramHasAttr(Idx, Attribute::ByVal)) {
assert(ArgTy->isPointerTy());
ArgTy = cast<PointerType>(ArgTy)->getElementType();
FunctionInnards << ')';
// Get the return tpe for the function.
- const Type *RetTy;
+ Type *RetTy;
if (!isStructReturn)
RetTy = F->getReturnType();
else {
static inline bool isFPIntBitCast(const Instruction &I) {
if (!isa<BitCastInst>(I))
return false;
- const Type *SrcTy = I.getOperand(0)->getType();
- const Type *DstTy = I.getType();
+ Type *SrcTy = I.getOperand(0)->getType();
+ Type *DstTy = I.getType();
return (SrcTy->isFloatingPointTy() && DstTy->isIntegerTy()) ||
(DstTy->isFloatingPointTy() && SrcTy->isIntegerTy());
}
// If this is a struct return function, handle the result with magic.
if (isStructReturn) {
- const Type *StructTy =
+ Type *StructTy =
cast<PointerType>(F.arg_begin()->getType())->getElementType();
Out << " ";
printType(Out, StructTy, false, "StructReturn");
Out << ")";
}
-static const char * getFloatBitCastField(const Type *Ty) {
+static const char * getFloatBitCastField(Type *Ty) {
switch (Ty->getTypeID()) {
default: llvm_unreachable("Invalid Type");
case Type::FloatTyID: return "Float";
}
void CWriter::visitCastInst(CastInst &I) {
- const Type *DstTy = I.getType();
- const Type *SrcTy = I.getOperand(0)->getType();
+ Type *DstTy = I.getType();
+ Type *SrcTy = I.getOperand(0)->getType();
if (isFPIntBitCast(I)) {
Out << '(';
// These int<->float and long<->double casts need to be handled specially
// Returns the macro name or value of the max or min of an integer type
// (as defined in limits.h).
-static void printLimitValue(const IntegerType &Ty, bool isSigned, bool isMax,
+static void printLimitValue(IntegerType &Ty, bool isSigned, bool isMax,
raw_ostream &Out) {
const char* type;
const char* sprefix = "";
}
#ifndef NDEBUG
-static bool isSupportedIntegerSize(const IntegerType &T) {
+static bool isSupportedIntegerSize(IntegerType &T) {
return T.getBitWidth() == 8 || T.getBitWidth() == 16 ||
T.getBitWidth() == 32 || T.getBitWidth() == 64;
}
#endif
void CWriter::printIntrinsicDefinition(const Function &F, raw_ostream &Out) {
- const FunctionType *funT = F.getFunctionType();
- const Type *retT = F.getReturnType();
- const IntegerType *elemT = cast<IntegerType>(funT->getParamType(1));
+ FunctionType *funT = F.getFunctionType();
+ Type *retT = F.getReturnType();
+ IntegerType *elemT = cast<IntegerType>(funT->getParamType(1));
assert(isSupportedIntegerSize(*elemT) &&
"CBackend does not support arbitrary size integers.");
Value *Callee = I.getCalledValue();
-
const PointerType *PTy = cast<PointerType>(Callee->getType());
- const FunctionType *FTy = cast<FunctionType>(PTy->getElementType());
+ PointerType *PTy = cast<PointerType>(Callee->getType());
+ FunctionType *FTy = cast<FunctionType>(PTy->getElementType());
// If this is a call to a struct-return function, assign to the first
// parameter instead of passing it to the call.
std::string E;
if (const Target *Match = TargetRegistry::lookupTarget(Triple, E))
- TargetAsm = Match->createAsmInfo(Triple);
+ TargetAsm = Match->createMCAsmInfo(Triple);
else
return c.Codes[0];
std::vector<std::pair<Value*, int> > ResultVals;
if (CI.getType() == Type::getVoidTy(CI.getContext()))
;
- else if (const StructType *ST = dyn_cast<StructType>(CI.getType())) {
+ else if (StructType *ST = dyn_cast<StructType>(CI.getType())) {
for (unsigned i = 0, e = ST->getNumElements(); i != e; ++i)
ResultVals.push_back(std::make_pair(&CI, (int)i));
} else {
// Find out if the last index is into a vector. If so, we have to print this
// specially. Since vectors can't have elements of indexable type, only the
// last index could possibly be of a vector element.
- const VectorType *LastIndexIsVector = 0;
+ VectorType *LastIndexIsVector = 0;
{
for (gep_type_iterator TmpI = I; TmpI != E; ++TmpI)
LastIndexIsVector = dyn_cast<VectorType>(*TmpI);
Out << ")";
}
-void CWriter::writeMemoryAccess(Value *Operand, const Type *OperandType,
+void CWriter::writeMemoryAccess(Value *Operand, Type *OperandType,
bool IsVolatile, unsigned Alignment) {
bool IsUnaligned = Alignment &&
Out << " = ";
Value *Operand = I.getOperand(0);
Constant *BitMask = 0;
- if (const IntegerType* ITy = dyn_cast<IntegerType>(Operand->getType()))
+ if (IntegerType* ITy = dyn_cast<IntegerType>(Operand->getType()))
if (!ITy->isPowerOf2ByteWidth())
// We have a bit width that doesn't match an even power-of-2 byte
// size. Consequently we must & the value with the type's bit mask
}
void CWriter::visitInsertElementInst(InsertElementInst &I) {
- const Type *EltTy = I.getType()->getElementType();
+ Type *EltTy = I.getType()->getElementType();
writeOperand(I.getOperand(0));
Out << ";\n ";
Out << "((";
void CWriter::visitExtractElementInst(ExtractElementInst &I) {
// We know that our operand is not inlined.
Out << "((";
- const Type *EltTy =
+ Type *EltTy =
cast<VectorType>(I.getOperand(0)->getType())->getElementType();
printType(Out, PointerType::getUnqual(EltTy));
Out << ")(&" << GetValueName(I.getOperand(0)) << "))[";
Out << "(";
printType(Out, SVI.getType());
Out << "){ ";
- const VectorType *VT = SVI.getType();
+ VectorType *VT = SVI.getType();
unsigned NumElts = VT->getNumElements();
- const Type *EltTy = VT->getElementType();
+ Type *EltTy = VT->getElementType();
for (unsigned i = 0; i != NumElts; ++i) {
if (i) Out << ", ";
Out << GetValueName(&IVI);
for (const unsigned *b = IVI.idx_begin(), *i = b, *e = IVI.idx_end();
i != e; ++i) {
- const Type *IndexedTy =
- ExtractValueInst::getIndexedType(IVI.getOperand(0)->getType(), b, i+1);
+ Type *IndexedTy =
+ ExtractValueInst::getIndexedType(IVI.getOperand(0)->getType(),
+ makeArrayRef(b, i+1));
if (IndexedTy->isArrayTy())
Out << ".array[" << *i << "]";
else
Out << GetValueName(EVI.getOperand(0));
for (const unsigned *b = EVI.idx_begin(), *i = b, *e = EVI.idx_end();
i != e; ++i) {
- const Type *IndexedTy =
- ExtractValueInst::getIndexedType(EVI.getOperand(0)->getType(), b, i+1);
+ Type *IndexedTy =
+ ExtractValueInst::getIndexedType(EVI.getOperand(0)->getType(),
+ makeArrayRef(b, i+1));
if (IndexedTy->isArrayTy())
Out << ".array[" << *i << "]";
else
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