mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2025-01-27 14:34:58 +00:00
- Change constant printing to be better integrated with the rest of the
CWriter class. Write directly to stream instead of building a big
string, then writing it out.
- Implement printing of ConstantPointerRefs
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3389 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
parent
f31860b188
commit
6d49292003
@ -27,97 +27,8 @@ using std::string;
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using std::map;
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using std::map;
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using std::ostream;
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using std::ostream;
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static std::string getConstStrValue(const Constant* CPV);
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static std::string getConstArrayStrValue(const Constant* CPV) {
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std::string Result;
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// As a special case, print the array as a string if it is an array of
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// ubytes or an array of sbytes with positive values.
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//
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const Type *ETy = cast<ArrayType>(CPV->getType())->getElementType();
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bool isString = (ETy == Type::SByteTy || ETy == Type::UByteTy);
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// Make sure the last character is a null char, as automatically added by C
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if (CPV->getNumOperands() == 0 ||
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!cast<Constant>(*(CPV->op_end()-1))->isNullValue())
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isString = false;
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if (isString) {
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Result = "\"";
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// Do not include the last character, which we know is null
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for (unsigned i = 0, e = CPV->getNumOperands()-1; i != e; ++i) {
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unsigned char C = (ETy == Type::SByteTy) ?
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(unsigned char)cast<ConstantSInt>(CPV->getOperand(i))->getValue() :
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(unsigned char)cast<ConstantUInt>(CPV->getOperand(i))->getValue();
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if (isprint(C)) {
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Result += C;
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} else {
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switch (C) {
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case '\n': Result += "\\n"; break;
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case '\t': Result += "\\t"; break;
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case '\r': Result += "\\r"; break;
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case '\v': Result += "\\v"; break;
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case '\a': Result += "\\a"; break;
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default:
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Result += "\\x";
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Result += ( C/16 < 10) ? ( C/16 +'0') : ( C/16 -10+'A');
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Result += ((C&15) < 10) ? ((C&15)+'0') : ((C&15)-10+'A');
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break;
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}
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}
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}
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Result += "\"";
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} else {
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Result = "{";
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if (CPV->getNumOperands()) {
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Result += " " + getConstStrValue(cast<Constant>(CPV->getOperand(0)));
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for (unsigned i = 1; i < CPV->getNumOperands(); i++)
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Result += ", " + getConstStrValue(cast<Constant>(CPV->getOperand(i)));
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}
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Result += " }";
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}
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return Result;
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}
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static std::string getConstStrValue(const Constant* CPV) {
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switch (CPV->getType()->getPrimitiveID()) {
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case Type::BoolTyID: return CPV == ConstantBool::False ? "0" : "1";
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case Type::SByteTyID:
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case Type::ShortTyID:
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case Type::IntTyID: return itostr(cast<ConstantSInt>(CPV)->getValue());
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case Type::LongTyID: return itostr(cast<ConstantSInt>(CPV)->getValue())+"ll";
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case Type::UByteTyID:
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case Type::UShortTyID:return utostr(cast<ConstantUInt>(CPV)->getValue());
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case Type::UIntTyID: return utostr(cast<ConstantUInt>(CPV)->getValue())+"u";
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case Type::ULongTyID:return utostr(cast<ConstantUInt>(CPV)->getValue())+"ull";
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case Type::FloatTyID:
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case Type::DoubleTyID: return ftostr(cast<ConstantFP>(CPV)->getValue());
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case Type::ArrayTyID: return getConstArrayStrValue(CPV);
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case Type::StructTyID: {
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std::string Result = "{";
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if (CPV->getNumOperands()) {
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Result += " " + getConstStrValue(cast<Constant>(CPV->getOperand(0)));
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for (unsigned i = 1; i < CPV->getNumOperands(); i++)
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Result += ", " + getConstStrValue(cast<Constant>(CPV->getOperand(i)));
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}
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return Result + " }";
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}
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default:
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std::cerr << "Unknown constant type: " << CPV << "\n";
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abort();
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return "";
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}
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}
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// Pass the Type* variable and and the variable name and this prints out the
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// Pass the Type* variable and and the variable name and this prints out the
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// variable declaration.
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// variable declaration.
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//
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//
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@ -233,6 +144,9 @@ namespace {
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void printFunction(Function *);
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void printFunction(Function *);
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void printConstant(Constant *CPV);
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void printConstantArray(ConstantArray *CPA);
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// isInlinableInst - Attempt to inline instructions into their uses to build
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// isInlinableInst - Attempt to inline instructions into their uses to build
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// trees as much as possible. To do this, we have to consistently decide
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// trees as much as possible. To do this, we have to consistently decide
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// what is acceptable to inline, so that variable declarations don't get
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// what is acceptable to inline, so that variable declarations don't get
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@ -314,16 +228,133 @@ string CWriter::getValueName(const Value *V) {
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return "ltmp_" + itostr(Slot) + "_" + utostr(V->getType()->getUniqueID());
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return "ltmp_" + itostr(Slot) + "_" + utostr(V->getType()->getUniqueID());
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}
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}
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void CWriter::writeOperandInternal(Value *Operand) {
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void CWriter::printConstantArray(ConstantArray *CPA) {
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if (Operand->hasName()) {
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Out << getValueName(Operand);
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// As a special case, print the array as a string if it is an array of
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} else if (Constant *CPV = dyn_cast<Constant>(Operand)) {
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// ubytes or an array of sbytes with positive values.
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//
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const Type *ETy = CPA->getType()->getElementType();
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bool isString = (ETy == Type::SByteTy || ETy == Type::UByteTy);
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// Make sure the last character is a null char, as automatically added by C
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if (CPA->getNumOperands() == 0 ||
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!cast<Constant>(*(CPA->op_end()-1))->isNullValue())
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isString = false;
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if (isString) {
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Out << "\"";
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// Do not include the last character, which we know is null
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for (unsigned i = 0, e = CPA->getNumOperands()-1; i != e; ++i) {
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unsigned char C = (ETy == Type::SByteTy) ?
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(unsigned char)cast<ConstantSInt>(CPA->getOperand(i))->getValue() :
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(unsigned char)cast<ConstantUInt>(CPA->getOperand(i))->getValue();
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if (isprint(C)) {
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Out << C;
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} else {
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switch (C) {
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case '\n': Out << "\\n"; break;
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case '\t': Out << "\\t"; break;
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case '\r': Out << "\\r"; break;
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case '\v': Out << "\\v"; break;
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case '\a': Out << "\\a"; break;
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default:
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Out << "\\x";
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Out << ( C/16 < 10) ? ( C/16 +'0') : ( C/16 -10+'A');
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Out << ((C&15) < 10) ? ((C&15)+'0') : ((C&15)-10+'A');
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break;
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}
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}
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}
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Out << "\"";
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} else {
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Out << "{";
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if (CPA->getNumOperands()) {
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Out << " ";
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printConstant(cast<Constant>(CPA->getOperand(0)));
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for (unsigned i = 1, e = CPA->getNumOperands(); i != e; ++i) {
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Out << ", ";
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printConstant(cast<Constant>(CPA->getOperand(i)));
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}
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}
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Out << " }";
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}
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}
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// printConstant - The LLVM Constant to C Constant converter.
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void CWriter::printConstant(Constant *CPV) {
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if (const ConstantExpr *CE = dyn_cast<ConstantExpr>(CPV)) {
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switch (CE->getOpcode()) {
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default:
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std::cerr << "CWriter Error: Unhandled constant expression: "
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<< CE << "\n";
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abort();
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}
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}
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switch (CPV->getType()->getPrimitiveID()) {
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case Type::BoolTyID:
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Out << (CPV == ConstantBool::False ? "0" : "1"); break;
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case Type::SByteTyID:
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case Type::ShortTyID:
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case Type::IntTyID:
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Out << cast<ConstantSInt>(CPV)->getValue(); break;
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case Type::LongTyID:
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Out << cast<ConstantSInt>(CPV)->getValue() << "ll"; break;
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case Type::UByteTyID:
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case Type::UShortTyID:
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Out << cast<ConstantUInt>(CPV)->getValue(); break;
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case Type::UIntTyID:
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Out << cast<ConstantUInt>(CPV)->getValue() << "u"; break;
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case Type::ULongTyID:
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Out << cast<ConstantUInt>(CPV)->getValue() << "ull"; break;
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case Type::FloatTyID:
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case Type::DoubleTyID:
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Out << cast<ConstantFP>(CPV)->getValue(); break;
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case Type::ArrayTyID:
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printConstantArray(cast<ConstantArray>(CPV));
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break;
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case Type::StructTyID: {
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Out << "{";
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if (CPV->getNumOperands()) {
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Out << " ";
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printConstant(cast<Constant>(CPV->getOperand(0)));
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for (unsigned i = 1, e = CPV->getNumOperands(); i != e; ++i) {
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Out << ", ";
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printConstant(cast<Constant>(CPV->getOperand(i)));
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}
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}
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Out << " }";
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break;
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}
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case Type::PointerTyID:
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if (isa<ConstantPointerNull>(CPV)) {
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if (isa<ConstantPointerNull>(CPV)) {
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Out << "((";
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Out << "((";
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printType(CPV->getType(), "");
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printType(CPV->getType(), "");
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Out << ")NULL)";
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Out << ")NULL)";
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} else
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break;
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Out << getConstStrValue(CPV);
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} else if (ConstantPointerRef *CPR = dyn_cast<ConstantPointerRef>(CPV)) {
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writeOperand(CPR->getValue());
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break;
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}
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// FALL THROUGH
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default:
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std::cerr << "Unknown constant type: " << CPV << "\n";
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abort();
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}
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}
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void CWriter::writeOperandInternal(Value *Operand) {
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if (Operand->hasName()) {
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Out << getValueName(Operand);
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} else if (Constant *CPV = dyn_cast<Constant>(Operand)) {
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printConstant(CPV);
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} else {
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} else {
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int Slot = Table.getValSlot(Operand);
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int Slot = Table.getValSlot(Operand);
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assert(Slot >= 0 && "Malformed LLVM!");
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assert(Slot >= 0 && "Malformed LLVM!");
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@ -27,97 +27,8 @@ using std::string;
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using std::map;
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using std::map;
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using std::ostream;
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using std::ostream;
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static std::string getConstStrValue(const Constant* CPV);
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static std::string getConstArrayStrValue(const Constant* CPV) {
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std::string Result;
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// As a special case, print the array as a string if it is an array of
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// ubytes or an array of sbytes with positive values.
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//
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const Type *ETy = cast<ArrayType>(CPV->getType())->getElementType();
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bool isString = (ETy == Type::SByteTy || ETy == Type::UByteTy);
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// Make sure the last character is a null char, as automatically added by C
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if (CPV->getNumOperands() == 0 ||
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!cast<Constant>(*(CPV->op_end()-1))->isNullValue())
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isString = false;
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if (isString) {
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Result = "\"";
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// Do not include the last character, which we know is null
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for (unsigned i = 0, e = CPV->getNumOperands()-1; i != e; ++i) {
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unsigned char C = (ETy == Type::SByteTy) ?
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(unsigned char)cast<ConstantSInt>(CPV->getOperand(i))->getValue() :
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(unsigned char)cast<ConstantUInt>(CPV->getOperand(i))->getValue();
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if (isprint(C)) {
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Result += C;
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} else {
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switch (C) {
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case '\n': Result += "\\n"; break;
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case '\t': Result += "\\t"; break;
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case '\r': Result += "\\r"; break;
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case '\v': Result += "\\v"; break;
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case '\a': Result += "\\a"; break;
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default:
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Result += "\\x";
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Result += ( C/16 < 10) ? ( C/16 +'0') : ( C/16 -10+'A');
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Result += ((C&15) < 10) ? ((C&15)+'0') : ((C&15)-10+'A');
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break;
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}
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}
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}
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Result += "\"";
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} else {
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Result = "{";
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if (CPV->getNumOperands()) {
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Result += " " + getConstStrValue(cast<Constant>(CPV->getOperand(0)));
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for (unsigned i = 1; i < CPV->getNumOperands(); i++)
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Result += ", " + getConstStrValue(cast<Constant>(CPV->getOperand(i)));
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}
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Result += " }";
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}
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return Result;
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}
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static std::string getConstStrValue(const Constant* CPV) {
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switch (CPV->getType()->getPrimitiveID()) {
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case Type::BoolTyID: return CPV == ConstantBool::False ? "0" : "1";
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case Type::SByteTyID:
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case Type::ShortTyID:
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case Type::IntTyID: return itostr(cast<ConstantSInt>(CPV)->getValue());
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case Type::LongTyID: return itostr(cast<ConstantSInt>(CPV)->getValue())+"ll";
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case Type::UByteTyID:
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case Type::UShortTyID:return utostr(cast<ConstantUInt>(CPV)->getValue());
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case Type::UIntTyID: return utostr(cast<ConstantUInt>(CPV)->getValue())+"u";
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case Type::ULongTyID:return utostr(cast<ConstantUInt>(CPV)->getValue())+"ull";
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case Type::FloatTyID:
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case Type::DoubleTyID: return ftostr(cast<ConstantFP>(CPV)->getValue());
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case Type::ArrayTyID: return getConstArrayStrValue(CPV);
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case Type::StructTyID: {
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std::string Result = "{";
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if (CPV->getNumOperands()) {
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Result += " " + getConstStrValue(cast<Constant>(CPV->getOperand(0)));
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for (unsigned i = 1; i < CPV->getNumOperands(); i++)
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Result += ", " + getConstStrValue(cast<Constant>(CPV->getOperand(i)));
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}
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return Result + " }";
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}
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default:
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std::cerr << "Unknown constant type: " << CPV << "\n";
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abort();
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return "";
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}
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}
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// Pass the Type* variable and and the variable name and this prints out the
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// Pass the Type* variable and and the variable name and this prints out the
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// variable declaration.
|
// variable declaration.
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//
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//
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@ -233,6 +144,9 @@ namespace {
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|
|
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void printFunction(Function *);
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void printFunction(Function *);
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|
|
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void printConstant(Constant *CPV);
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void printConstantArray(ConstantArray *CPA);
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|
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// isInlinableInst - Attempt to inline instructions into their uses to build
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// isInlinableInst - Attempt to inline instructions into their uses to build
|
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// trees as much as possible. To do this, we have to consistently decide
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// trees as much as possible. To do this, we have to consistently decide
|
||||||
// what is acceptable to inline, so that variable declarations don't get
|
// what is acceptable to inline, so that variable declarations don't get
|
||||||
@ -314,16 +228,133 @@ string CWriter::getValueName(const Value *V) {
|
|||||||
return "ltmp_" + itostr(Slot) + "_" + utostr(V->getType()->getUniqueID());
|
return "ltmp_" + itostr(Slot) + "_" + utostr(V->getType()->getUniqueID());
|
||||||
}
|
}
|
||||||
|
|
||||||
void CWriter::writeOperandInternal(Value *Operand) {
|
void CWriter::printConstantArray(ConstantArray *CPA) {
|
||||||
if (Operand->hasName()) {
|
|
||||||
Out << getValueName(Operand);
|
// As a special case, print the array as a string if it is an array of
|
||||||
} else if (Constant *CPV = dyn_cast<Constant>(Operand)) {
|
// ubytes or an array of sbytes with positive values.
|
||||||
|
//
|
||||||
|
const Type *ETy = CPA->getType()->getElementType();
|
||||||
|
bool isString = (ETy == Type::SByteTy || ETy == Type::UByteTy);
|
||||||
|
|
||||||
|
// Make sure the last character is a null char, as automatically added by C
|
||||||
|
if (CPA->getNumOperands() == 0 ||
|
||||||
|
!cast<Constant>(*(CPA->op_end()-1))->isNullValue())
|
||||||
|
isString = false;
|
||||||
|
|
||||||
|
if (isString) {
|
||||||
|
Out << "\"";
|
||||||
|
// Do not include the last character, which we know is null
|
||||||
|
for (unsigned i = 0, e = CPA->getNumOperands()-1; i != e; ++i) {
|
||||||
|
unsigned char C = (ETy == Type::SByteTy) ?
|
||||||
|
(unsigned char)cast<ConstantSInt>(CPA->getOperand(i))->getValue() :
|
||||||
|
(unsigned char)cast<ConstantUInt>(CPA->getOperand(i))->getValue();
|
||||||
|
|
||||||
|
if (isprint(C)) {
|
||||||
|
Out << C;
|
||||||
|
} else {
|
||||||
|
switch (C) {
|
||||||
|
case '\n': Out << "\\n"; break;
|
||||||
|
case '\t': Out << "\\t"; break;
|
||||||
|
case '\r': Out << "\\r"; break;
|
||||||
|
case '\v': Out << "\\v"; break;
|
||||||
|
case '\a': Out << "\\a"; break;
|
||||||
|
default:
|
||||||
|
Out << "\\x";
|
||||||
|
Out << ( C/16 < 10) ? ( C/16 +'0') : ( C/16 -10+'A');
|
||||||
|
Out << ((C&15) < 10) ? ((C&15)+'0') : ((C&15)-10+'A');
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
Out << "\"";
|
||||||
|
} else {
|
||||||
|
Out << "{";
|
||||||
|
if (CPA->getNumOperands()) {
|
||||||
|
Out << " ";
|
||||||
|
printConstant(cast<Constant>(CPA->getOperand(0)));
|
||||||
|
for (unsigned i = 1, e = CPA->getNumOperands(); i != e; ++i) {
|
||||||
|
Out << ", ";
|
||||||
|
printConstant(cast<Constant>(CPA->getOperand(i)));
|
||||||
|
}
|
||||||
|
}
|
||||||
|
Out << " }";
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
// printConstant - The LLVM Constant to C Constant converter.
|
||||||
|
void CWriter::printConstant(Constant *CPV) {
|
||||||
|
if (const ConstantExpr *CE = dyn_cast<ConstantExpr>(CPV)) {
|
||||||
|
switch (CE->getOpcode()) {
|
||||||
|
default:
|
||||||
|
std::cerr << "CWriter Error: Unhandled constant expression: "
|
||||||
|
<< CE << "\n";
|
||||||
|
abort();
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
switch (CPV->getType()->getPrimitiveID()) {
|
||||||
|
case Type::BoolTyID:
|
||||||
|
Out << (CPV == ConstantBool::False ? "0" : "1"); break;
|
||||||
|
case Type::SByteTyID:
|
||||||
|
case Type::ShortTyID:
|
||||||
|
case Type::IntTyID:
|
||||||
|
Out << cast<ConstantSInt>(CPV)->getValue(); break;
|
||||||
|
case Type::LongTyID:
|
||||||
|
Out << cast<ConstantSInt>(CPV)->getValue() << "ll"; break;
|
||||||
|
|
||||||
|
case Type::UByteTyID:
|
||||||
|
case Type::UShortTyID:
|
||||||
|
Out << cast<ConstantUInt>(CPV)->getValue(); break;
|
||||||
|
case Type::UIntTyID:
|
||||||
|
Out << cast<ConstantUInt>(CPV)->getValue() << "u"; break;
|
||||||
|
case Type::ULongTyID:
|
||||||
|
Out << cast<ConstantUInt>(CPV)->getValue() << "ull"; break;
|
||||||
|
|
||||||
|
case Type::FloatTyID:
|
||||||
|
case Type::DoubleTyID:
|
||||||
|
Out << cast<ConstantFP>(CPV)->getValue(); break;
|
||||||
|
|
||||||
|
case Type::ArrayTyID:
|
||||||
|
printConstantArray(cast<ConstantArray>(CPV));
|
||||||
|
break;
|
||||||
|
|
||||||
|
case Type::StructTyID: {
|
||||||
|
Out << "{";
|
||||||
|
if (CPV->getNumOperands()) {
|
||||||
|
Out << " ";
|
||||||
|
printConstant(cast<Constant>(CPV->getOperand(0)));
|
||||||
|
for (unsigned i = 1, e = CPV->getNumOperands(); i != e; ++i) {
|
||||||
|
Out << ", ";
|
||||||
|
printConstant(cast<Constant>(CPV->getOperand(i)));
|
||||||
|
}
|
||||||
|
}
|
||||||
|
Out << " }";
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
|
||||||
|
case Type::PointerTyID:
|
||||||
if (isa<ConstantPointerNull>(CPV)) {
|
if (isa<ConstantPointerNull>(CPV)) {
|
||||||
Out << "((";
|
Out << "((";
|
||||||
printType(CPV->getType(), "");
|
printType(CPV->getType(), "");
|
||||||
Out << ")NULL)";
|
Out << ")NULL)";
|
||||||
} else
|
break;
|
||||||
Out << getConstStrValue(CPV);
|
} else if (ConstantPointerRef *CPR = dyn_cast<ConstantPointerRef>(CPV)) {
|
||||||
|
writeOperand(CPR->getValue());
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
// FALL THROUGH
|
||||||
|
default:
|
||||||
|
std::cerr << "Unknown constant type: " << CPV << "\n";
|
||||||
|
abort();
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
void CWriter::writeOperandInternal(Value *Operand) {
|
||||||
|
if (Operand->hasName()) {
|
||||||
|
Out << getValueName(Operand);
|
||||||
|
} else if (Constant *CPV = dyn_cast<Constant>(Operand)) {
|
||||||
|
printConstant(CPV);
|
||||||
} else {
|
} else {
|
||||||
int Slot = Table.getValSlot(Operand);
|
int Slot = Table.getValSlot(Operand);
|
||||||
assert(Slot >= 0 && "Malformed LLVM!");
|
assert(Slot >= 0 && "Malformed LLVM!");
|
||||||
|
|||||||
Loading…
x
Reference in New Issue
Block a user