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Print out inline asm strings
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25556 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -398,6 +398,21 @@ std::ostream &llvm::WriteTypeSymbolic(std::ostream &Out, const Type *Ty,
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}
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}
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// PrintEscapedString - Print each character of the specified string, escaping
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// it if it is not printable or if it is an escape char.
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static void PrintEscapedString(const std::string &Str, std::ostream &Out) {
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for (unsigned i = 0, e = Str.size(); i != e; ++i) {
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unsigned char C = Str[i];
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if (isprint(C) && C != '"' && C != '\\') {
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Out << C;
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} else {
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Out << '\\'
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<< (char) ((C/16 < 10) ? ( C/16 +'0') : ( C/16 -10+'A'))
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<< (char)(((C&15) < 10) ? ((C&15)+'0') : ((C&15)-10+'A'));
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}
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}
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}
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/// @brief Internal constant writer.
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static void WriteConstantInt(std::ostream &Out, const Constant *CV,
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bool PrintName,
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@ -443,29 +458,9 @@ static void WriteConstantInt(std::ostream &Out, const Constant *CV,
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// ubytes or an array of sbytes with positive values.
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//
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const Type *ETy = CA->getType()->getElementType();
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bool isString = (ETy == Type::SByteTy || ETy == Type::UByteTy);
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if (ETy == Type::SByteTy)
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for (unsigned i = 0; i < CA->getNumOperands(); ++i)
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if (cast<ConstantSInt>(CA->getOperand(i))->getValue() < 0) {
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isString = false;
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break;
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}
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if (isString) {
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if (CA->isString()) {
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Out << "c\"";
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for (unsigned i = 0; i < CA->getNumOperands(); ++i) {
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unsigned char C =
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(unsigned char)cast<ConstantInt>(CA->getOperand(i))->getRawValue();
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if (isprint(C) && C != '"' && C != '\\') {
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Out << C;
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} else {
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Out << '\\'
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<< (char) ((C/16 < 10) ? ( C/16 +'0') : ( C/16 -10+'A'))
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<< (char)(((C&15) < 10) ? ((C&15)+'0') : ((C&15)-10+'A'));
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}
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}
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PrintEscapedString(CA->getAsString(), Out);
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Out << "\"";
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} else { // Cannot output in string format...
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@ -780,6 +775,12 @@ void AssemblyWriter::printModule(const Module *M) {
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if (!M->getTargetTriple().empty())
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Out << "target triple = \"" << M->getTargetTriple() << "\"\n";
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if (!M->getInlineAsm().empty()) {
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Out << "asm \"";
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PrintEscapedString(M->getInlineAsm(), Out);
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Out << "\"\n";
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}
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// Loop over the dependent libraries and emit them.
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Module::lib_iterator LI = M->lib_begin();
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Module::lib_iterator LE = M->lib_end();
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