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* Add a couple of comments to the output c code

Browse Source 
* _FIX_ infinite recursion problem, due to typedefs of a structure being
  printed before the structure.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3859 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2002-09-20 15:18:30 +00:00
parent 2db41cd5de
commit 58d04d4e35
2 changed files with 42 additions and 28 deletions
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35
lib/Target/CBackend/CBackend.cpp
View File

@ -578,19 +578,25 @@ void CWriter::printSymbolTable(const SymbolTable &ST) {
SymbolTable::type_const_iterator I = ST.type_begin(Type::TypeTy);
SymbolTable::type_const_iterator End = ST.type_end(Type::TypeTy);
for (; I != End; ++I) {
const Value *V = I->second;
if (const Type *Ty = dyn_cast<Type>(V))
if (const Type *STy = dyn_cast<StructType>(Ty)) {
string Name = "struct l_" + makeNameProper(I->first);
Out << Name << ";\n";
TypeNames.insert(std::make_pair(STy, Name));
} else {
string Name = "l_" + makeNameProper(I->first);
Out << "typedef ";
printType(Ty, Name, true);
Out << ";\n";
}
// Print out forward declarations for structure types before anything else!
Out << "/* Structure forward decls */\n";
for (; I != End; ++I)
if (const Type *STy = dyn_cast<StructType>(I->second)) {
string Name = "struct l_" + makeNameProper(I->first);
Out << Name << ";\n";
TypeNames.insert(std::make_pair(STy, Name));
}
Out << "\n";
// Now we can print out typedefs...
Out << "/* Typedefs */\n";
for (I = ST.type_begin(Type::TypeTy); I != End; ++I) {
const Type *Ty = cast<Type>(I->second);
string Name = "l_" + makeNameProper(I->first);
Out << "typedef ";
printType(Ty, Name, true);
Out << ";\n";
}
Out << "\n";
@ -601,6 +607,7 @@ void CWriter::printSymbolTable(const SymbolTable &ST) {
// Loop over all structures then push them into the stack so they are
// printed in the correct order.
//
Out << "/* Structure contents */\n";
for (I = ST.type_begin(Type::TypeTy); I != End; ++I)
if (const StructType *STy = dyn_cast<StructType>(I->second))
printContainedStructs(STy, StructPrinted);
@ -626,7 +633,7 @@ void CWriter::printContainedStructs(const Type *Ty,
StructPrinted.insert(STy);
string Name = TypeNames[STy];
printType(STy, Name, true);
Out << ";\n";
Out << ";\n\n";
}
// If it is an array, check contained types and continue

35
lib/Target/CBackend/Writer.cpp
View File

@ -578,19 +578,25 @@ void CWriter::printSymbolTable(const SymbolTable &ST) {
SymbolTable::type_const_iterator I = ST.type_begin(Type::TypeTy);
SymbolTable::type_const_iterator End = ST.type_end(Type::TypeTy);
for (; I != End; ++I) {
const Value *V = I->second;
if (const Type *Ty = dyn_cast<Type>(V))
if (const Type *STy = dyn_cast<StructType>(Ty)) {
string Name = "struct l_" + makeNameProper(I->first);
Out << Name << ";\n";
TypeNames.insert(std::make_pair(STy, Name));
} else {
string Name = "l_" + makeNameProper(I->first);
Out << "typedef ";
printType(Ty, Name, true);
Out << ";\n";
}
// Print out forward declarations for structure types before anything else!
Out << "/* Structure forward decls */\n";
for (; I != End; ++I)
if (const Type *STy = dyn_cast<StructType>(I->second)) {
string Name = "struct l_" + makeNameProper(I->first);
Out << Name << ";\n";
TypeNames.insert(std::make_pair(STy, Name));
}
Out << "\n";
// Now we can print out typedefs...
Out << "/* Typedefs */\n";
for (I = ST.type_begin(Type::TypeTy); I != End; ++I) {
const Type *Ty = cast<Type>(I->second);
string Name = "l_" + makeNameProper(I->first);
Out << "typedef ";
printType(Ty, Name, true);
Out << ";\n";
}
Out << "\n";
@ -601,6 +607,7 @@ void CWriter::printSymbolTable(const SymbolTable &ST) {
// Loop over all structures then push them into the stack so they are
// printed in the correct order.
//
Out << "/* Structure contents */\n";
for (I = ST.type_begin(Type::TypeTy); I != End; ++I)
if (const StructType *STy = dyn_cast<StructType>(I->second))
printContainedStructs(STy, StructPrinted);
@ -626,7 +633,7 @@ void CWriter::printContainedStructs(const Type *Ty,
StructPrinted.insert(STy);
string Name = TypeNames[STy];
printType(STy, Name, true);
Out << ";\n";
Out << ";\n\n";
}
// If it is an array, check contained types and continue