maxjhandsome
/
llvm-project
forked from OSchip/llvm-project
1
0
Fork 0
Code Issues Pull Requests Packages Releases Wiki Activity

*** empty log message *** 

llvm-svn: 4745
This commit is contained in:
Nick Hildenbrandt 2002-11-18 20:55:50 +00:00
parent ee285c1df9
commit cdf2a1811e
1 changed files with 46 additions and 42 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

88
llvm/lib/CWriter/Writer.cpp
View File

@ -23,6 +23,7 @@
#include "Support/STLExtras.h" #include "Support/STLExtras.h"
#include <algorithm> #include <algorithm>
#include <set> #include <set>
#include <sstream>
using std::string; using std::string;
using std::map; using std::map;
using std::ostream; using std::ostream;
@ -64,7 +65,7 @@ namespace {
return false; return false;
} }
ostream &printType(const Type *Ty, const string &VariableName = "", ostream &printType(std::ostream &Out, const Type *Ty, const string &VariableName = "",
bool IgnoreName = false, bool namedContext = true); bool IgnoreName = false, bool namedContext = true);
void writeOperand(Value *Operand); void writeOperand(Value *Operand);
@ -176,7 +177,7 @@ inline bool ptrTypeNameNeedsParens(const string &NameSoFar) {
// Pass the Type* and the variable name and this prints out the variable // Pass the Type* and the variable name and this prints out the variable
// declaration. // declaration.
// //
ostream &CWriter::printType(const Type *Ty, const string &NameSoFar, ostream &CWriter::printType(std::ostream &Out, const Type *Ty, const string &NameSoFar,
bool IgnoreName, bool namedContext) { bool IgnoreName, bool namedContext) {
if (Ty->isPrimitiveType()) if (Ty->isPrimitiveType())
switch (Ty->getPrimitiveID()) { switch (Ty->getPrimitiveID()) {
@ -208,22 +209,24 @@ ostream &CWriter::printType(const Type *Ty, const string &NameSoFar,
switch (Ty->getPrimitiveID()) { switch (Ty->getPrimitiveID()) {
case Type::FunctionTyID: { case Type::FunctionTyID: {
const FunctionType *MTy = cast<FunctionType>(Ty); const FunctionType *MTy = cast<FunctionType>(Ty);
printType(MTy->getReturnType(), ""); std::stringstream FunctionInards;
Out << " (" << NameSoFar << ") ("; FunctionInards << " (" << NameSoFar << ") (";
for (FunctionType::ParamTypes::const_iterator for (FunctionType::ParamTypes::const_iterator
I = MTy->getParamTypes().begin(), I = MTy->getParamTypes().begin(),
E = MTy->getParamTypes().end(); I != E; ++I) { E = MTy->getParamTypes().end(); I != E; ++I) {
if (I != MTy->getParamTypes().begin()) if (I != MTy->getParamTypes().begin())
Out << ", "; FunctionInards << ", ";
printType(*I, ""); printType(FunctionInards, *I, "");
} }
if (MTy->isVarArg()) { if (MTy->isVarArg()) {
if (!MTy->getParamTypes().empty()) if (!MTy->getParamTypes().empty())
Out << ", "; FunctionInards << ", ";
Out << "..."; FunctionInards << "...";
} }
return Out << ")"; FunctionInards << ")";
string tstr = FunctionInards.str();
printType(Out, MTy->getReturnType(), tstr);
return Out;
} }
case Type::StructTyID: { case Type::StructTyID: {
const StructType *STy = cast<StructType>(Ty); const StructType *STy = cast<StructType>(Ty);
@ -233,7 +236,7 @@ ostream &CWriter::printType(const Type *Ty, const string &NameSoFar,
I = STy->getElementTypes().begin(), I = STy->getElementTypes().begin(),
E = STy->getElementTypes().end(); I != E; ++I) { E = STy->getElementTypes().end(); I != E; ++I) {
Out << " "; Out << " ";
printType(*I, "field" + utostr(Idx++)); printType(Out, *I, "field" + utostr(Idx++));
Out << ";\n"; Out << ";\n";
} }
return Out << "}"; return Out << "}";
@ -250,13 +253,13 @@ ostream &CWriter::printType(const Type *Ty, const string &NameSoFar,
PTy->getElementType()->getPrimitiveID() == Type::ArrayTyID) PTy->getElementType()->getPrimitiveID() == Type::ArrayTyID)
ptrName = "(" + ptrName + ")"; // ptrName = "(" + ptrName + ")"; //
return printType(PTy->getElementType(), ptrName); return printType(Out, PTy->getElementType(), ptrName);
} }Out <<"--";
case Type::ArrayTyID: { case Type::ArrayTyID: {
const ArrayType *ATy = cast<ArrayType>(Ty); const ArrayType *ATy = cast<ArrayType>(Ty);
unsigned NumElements = ATy->getNumElements(); unsigned NumElements = ATy->getNumElements();
return printType(ATy->getElementType(), return printType(Out, ATy->getElementType(),
NameSoFar + "[" + utostr(NumElements) + "]"); NameSoFar + "[" + utostr(NumElements) + "]");
} }
@ -340,7 +343,7 @@ void CWriter::printConstant(Constant *CPV) {
switch (CE->getOpcode()) { switch (CE->getOpcode()) {
case Instruction::Cast: case Instruction::Cast:
Out << "(("; Out << "((";
printType(CPV->getType()); printType(Out, CPV->getType());
Out << ")"; Out << ")";
printConstant(cast<Constant>(CPV->getOperand(0))); printConstant(cast<Constant>(CPV->getOperand(0)));
Out << ")"; Out << ")";
@ -553,7 +556,7 @@ void CWriter::printModule(Module *M) {
for (Module::giterator I = M->gbegin(), E = M->gend(); I != E; ++I) { for (Module::giterator I = M->gbegin(), E = M->gend(); I != E; ++I) {
if (I->hasExternalLinkage()) { if (I->hasExternalLinkage()) {
Out << "extern "; Out << "extern ";
printType(I->getType()->getElementType(), getValueName(I)); printType(Out, I->getType()->getElementType(), getValueName(I));
Out << ";\n"; Out << ";\n";
} }
} }
@ -581,7 +584,7 @@ void CWriter::printModule(Module *M) {
for (Module::giterator I = M->gbegin(), E = M->gend(); I != E; ++I) for (Module::giterator I = M->gbegin(), E = M->gend(); I != E; ++I)
if (!I->isExternal()) { if (!I->isExternal()) {
Out << "extern "; Out << "extern ";
printType(I->getType()->getElementType(), getValueName(I)); printType(Out, I->getType()->getElementType(), getValueName(I));
Out << ";\n"; Out << ";\n";
} }
@ -595,7 +598,7 @@ void CWriter::printModule(Module *M) {
if (!I->isExternal()) { if (!I->isExternal()) {
if (I->hasInternalLinkage()) if (I->hasInternalLinkage())
Out << "static "; Out << "static ";
printType(I->getType()->getElementType(), getValueName(I)); printType(Out, I->getType()->getElementType(), getValueName(I));
Out << " = " ; Out << " = " ;
writeOperand(I->getInitializer()); writeOperand(I->getInitializer());
@ -641,7 +644,7 @@ void CWriter::printSymbolTable(const SymbolTable &ST) {
const Type *Ty = cast<Type>(I->second); const Type *Ty = cast<Type>(I->second);
string Name = "l_" + makeNameProper(I->first); string Name = "l_" + makeNameProper(I->first);
Out << "typedef "; Out << "typedef ";
printType(Ty, Name); printType(Out, Ty, Name);
Out << ";\n"; Out << ";\n";
} }
@ -678,7 +681,7 @@ void CWriter::printContainedStructs(const Type *Ty,
//Print structure type out.. //Print structure type out..
StructPrinted.insert(STy); StructPrinted.insert(STy);
string Name = TypeNames[STy]; string Name = TypeNames[STy];
printType(STy, Name, true); printType(Out, STy, Name, true);
Out << ";\n\n"; Out << ";\n\n";
} }
@ -696,31 +699,29 @@ void CWriter::printFunctionSignature(const Function *F, bool Prototype) {
// to include the general one. // to include the general one.
if (getValueName(F) == "malloc") if (getValueName(F) == "malloc")
needsMalloc = false; needsMalloc = false;
if (F->hasInternalLinkage()) Out << "static "; if (F->hasInternalLinkage()) Out << "static ";
// Loop over the arguments, printing them... // Loop over the arguments, printing them...
const FunctionType *FT = cast<FunctionType>(F->getFunctionType()); const FunctionType *FT = cast<FunctionType>(F->getFunctionType());
// Print out the return type and name... std::stringstream FunctionInards;
printType(F->getReturnType());
Out << getValueName(F) << "("; // Print out the name...
FunctionInards << getValueName(F) << "(";
if (!F->isExternal()) { if (!F->isExternal()) {
if (!F->aempty()) { if (!F->aempty()) {
string ArgName; string ArgName;
if (F->abegin()->hasName() || !Prototype) if (F->abegin()->hasName() || !Prototype)
ArgName = getValueName(F->abegin()); ArgName = getValueName(F->abegin());
printType(FunctionInards, F->afront().getType(), ArgName);
printType(F->afront().getType(), ArgName);
for (Function::const_aiterator I = ++F->abegin(), E = F->aend(); for (Function::const_aiterator I = ++F->abegin(), E = F->aend();
I != E; ++I) { I != E; ++I) {
Out << ", "; FunctionInards << ", ";
if (I->hasName() || !Prototype) if (I->hasName() || !Prototype)
ArgName = getValueName(I); ArgName = getValueName(I);
else else
ArgName = ""; ArgName = "";
printType(I->getType(), ArgName); printType(FunctionInards, I->getType(), ArgName);
} }
} }
} else { } else {
@ -728,8 +729,8 @@ void CWriter::printFunctionSignature(const Function *F, bool Prototype) {
for (FunctionType::ParamTypes::const_iterator I = for (FunctionType::ParamTypes::const_iterator I =
FT->getParamTypes().begin(), FT->getParamTypes().begin(),
E = FT->getParamTypes().end(); I != E; ++I) { E = FT->getParamTypes().end(); I != E; ++I) {
if (I != FT->getParamTypes().begin()) Out << ", "; if (I != FT->getParamTypes().begin()) FunctionInards << ", ";
printType(*I); printType(FunctionInards, *I);
} }
} }
@ -737,10 +738,13 @@ void CWriter::printFunctionSignature(const Function *F, bool Prototype) {
// unless there are no known types, in which case, we just emit (). // unless there are no known types, in which case, we just emit ().
// //
if (FT->isVarArg() && !FT->getParamTypes().empty()) { if (FT->isVarArg() && !FT->getParamTypes().empty()) {
if (FT->getParamTypes().size()) Out << ", "; if (FT->getParamTypes().size()) FunctionInards << ", ";
Out << "..."; // Output varargs portion of signature! FunctionInards << "..."; // Output varargs portion of signature!
} }
Out << ")"; FunctionInards << ")";
// Print out the return type and the entire signature for that matter
printType(Out, F->getReturnType(), FunctionInards.str());
} }
@ -756,7 +760,7 @@ void CWriter::printFunction(Function *F) {
for (inst_iterator I = inst_begin(F), E = inst_end(F); I != E; ++I) for (inst_iterator I = inst_begin(F), E = inst_end(F); I != E; ++I)
if ((*I)->getType() != Type::VoidTy && !isInlinableInst(**I)) { if ((*I)->getType() != Type::VoidTy && !isInlinableInst(**I)) {
Out << " "; Out << " ";
printType((*I)->getType(), getValueName(*I)); printType(Out, (*I)->getType(), getValueName(*I));
Out << ";\n"; Out << ";\n";
} }
@ -914,7 +918,7 @@ void CWriter::visitBinaryOperator(Instruction &I) {
// binary instructions, shift instructions, setCond instructions. // binary instructions, shift instructions, setCond instructions.
if (isa<PointerType>(I.getType())) { if (isa<PointerType>(I.getType())) {
Out << "("; Out << "(";
printType(I.getType()); printType(Out, I.getType());
Out << ")"; Out << ")";
} }
@ -947,7 +951,7 @@ void CWriter::visitBinaryOperator(Instruction &I) {
void CWriter::visitCastInst(CastInst &I) { void CWriter::visitCastInst(CastInst &I) {
Out << "("; Out << "(";
printType(I.getType(), string(""),/*ignoreName*/false, /*namedContext*/false); printType(Out, I.getType(), string(""),/*ignoreName*/false, /*namedContext*/false);
Out << ")"; Out << ")";
writeOperand(I.getOperand(0)); writeOperand(I.getOperand(0));
} }
@ -973,9 +977,9 @@ void CWriter::visitCallInst(CallInst &I) {
void CWriter::visitMallocInst(MallocInst &I) { void CWriter::visitMallocInst(MallocInst &I) {
Out << "("; Out << "(";
printType(I.getType()); printType(Out, I.getType());
Out << ")malloc(sizeof("; Out << ")malloc(sizeof(";
printType(I.getType()->getElementType()); printType(Out, I.getType()->getElementType());
Out << ")"; Out << ")";
if (I.isArrayAllocation()) { if (I.isArrayAllocation()) {
@ -987,9 +991,9 @@ void CWriter::visitMallocInst(MallocInst &I) {
void CWriter::visitAllocaInst(AllocaInst &I) { void CWriter::visitAllocaInst(AllocaInst &I) {
Out << "("; Out << "(";
printType(I.getType()); printType(Out, I.getType());
Out << ") alloca(sizeof("; Out << ") alloca(sizeof(";
printType(I.getType()->getElementType()); printType(Out, I.getType()->getElementType());
Out << ")"; Out << ")";
if (I.isArrayAllocation()) { if (I.isArrayAllocation()) {
Out << " * " ; Out << " * " ;