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Add printing with llvm::raw_ostream methods to SVals.

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llvm-svn: 58073
This commit is contained in:
Zhongxing Xu 2008-10-24 06:00:12 +00:00
parent f8b09d424d
commit 509bd9e30a
2 changed files with 134 additions and 0 deletions
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3
clang/include/clang/Analysis/PathSensitive/SVals.h
View File

@ -89,6 +89,7 @@ public:
bool isZeroConstant() const;
void print(std::ostream& OS) const;
void print(llvm::raw_ostream& OS) const;
void printStdErr() const;
typedef const SymbolID* symbol_iterator;
@ -126,6 +127,7 @@ protected:
public:
void print(std::ostream& Out) const;
void print(llvm::raw_ostream& Out) const;
// Utility methods to create NonLocs.
static NonLoc MakeVal(BasicValueFactory& BasicVals, uint64_t X, QualType T);
@ -151,6 +153,7 @@ protected:
public:
void print(std::ostream& Out) const;
void print(llvm::raw_ostream& Out) const;
static Loc MakeVal(AddrLabelExpr* E);

131
clang/lib/Analysis/SVals.cpp
View File

@ -397,3 +397,134 @@ void Loc::print(std::ostream& Out) const {
break;
}
}
//===----------------------------------------------------------------------===//
// Pretty-Printing with llvm::raw_ostream.
//===----------------------------------------------------------------------===//
void SVal::print(llvm::raw_ostream& Out) const {
switch (getBaseKind()) {
case UnknownKind:
Out << "Invalid"; break;
case NonLocKind:
cast<NonLoc>(this)->print(Out); break;
case LocKind:
cast<Loc>(this)->print(Out); break;
case UndefinedKind:
Out << "Undefined"; break;
default:
assert (false && "Invalid SVal.");
}
}
static void printOpcode(llvm::raw_ostream& Out, BinaryOperator::Opcode Op) {
switch (Op) {
case BinaryOperator::Mul: Out << '*' ; break;
case BinaryOperator::Div: Out << '/' ; break;
case BinaryOperator::Rem: Out << '%' ; break;
case BinaryOperator::Add: Out << '+' ; break;
case BinaryOperator::Sub: Out << '-' ; break;
case BinaryOperator::Shl: Out << "<<" ; break;
case BinaryOperator::Shr: Out << ">>" ; break;
case BinaryOperator::LT: Out << "<" ; break;
case BinaryOperator::GT: Out << '>' ; break;
case BinaryOperator::LE: Out << "<=" ; break;
case BinaryOperator::GE: Out << ">=" ; break;
case BinaryOperator::EQ: Out << "==" ; break;
case BinaryOperator::NE: Out << "!=" ; break;
case BinaryOperator::And: Out << '&' ; break;
case BinaryOperator::Xor: Out << '^' ; break;
case BinaryOperator::Or: Out << '|' ; break;
default: assert(false && "Not yet implemented.");
}
}
void NonLoc::print(llvm::raw_ostream& Out) const {
switch (getSubKind()) {
case nonloc::ConcreteIntKind:
Out << cast<nonloc::ConcreteInt>(this)->getValue().getZExtValue();
if (cast<nonloc::ConcreteInt>(this)->getValue().isUnsigned())
Out << 'U';
break;
case nonloc::SymbolValKind:
Out << '$' << cast<nonloc::SymbolVal>(this)->getSymbol();
break;
case nonloc::SymIntConstraintValKind: {
const nonloc::SymIntConstraintVal& C =
*cast<nonloc::SymIntConstraintVal>(this);
Out << '$' << C.getConstraint().getSymbol() << ' ';
printOpcode(Out, C.getConstraint().getOpcode());
Out << ' ' << C.getConstraint().getInt().getZExtValue();
if (C.getConstraint().getInt().isUnsigned())
Out << 'U';
break;
}
case nonloc::LocAsIntegerKind: {
const nonloc::LocAsInteger& C = *cast<nonloc::LocAsInteger>(this);
C.getLoc().print(Out);
Out << " [as " << C.getNumBits() << " bit integer]";
break;
}
default:
assert (false && "Pretty-printed not implemented for this NonLoc.");
break;
}
}
void Loc::print(llvm::raw_ostream& Out) const {
switch (getSubKind()) {
case loc::ConcreteIntKind:
Out << cast<loc::ConcreteInt>(this)->getValue().getZExtValue()
<< " (Loc)";
break;
case loc::SymbolValKind:
Out << '$' << cast<loc::SymbolVal>(this)->getSymbol();
break;
case loc::GotoLabelKind:
Out << "&&"
<< cast<loc::GotoLabel>(this)->getLabel()->getID()->getName();
break;
case loc::MemRegionKind:
Out << '&' << cast<loc::MemRegionVal>(this)->getRegion()->getString();
break;
case loc::FuncValKind:
Out << "function "
<< cast<loc::FuncVal>(this)->getDecl()->getIdentifier()->getName();
break;
case loc::StringLiteralValKind:
Out << "literal \""
<< cast<loc::StringLiteralVal>(this)->getLiteral()->getStrData()
<< "\"";
break;
default:
assert (false && "Pretty-printing not implemented for this Loc.");
break;
}
}