public:
static char ID;
CBackendNameAllUsedStructsAndMergeFunctions()
- : ModulePass(&ID) {}
+ : ModulePass(ID) {}
void getAnalysisUsage(AnalysisUsage &AU) const {
AU.addRequired<FindUsedTypes>();
}
public:
static char ID;
explicit CWriter(formatted_raw_ostream &o)
- : FunctionPass(&ID), Out(o), IL(0), Mang(0), LI(0),
+ : FunctionPass(ID), Out(o), IL(0), Mang(0), LI(0),
TheModule(0), TAsm(0), TCtx(0), TD(0), OpaqueCounter(0),
NextAnonValueNumber(0) {
FPCounter = 0;
//
static const AllocaInst *isDirectAlloca(const Value *V) {
const AllocaInst *AI = dyn_cast<AllocaInst>(V);
- if (!AI) return false;
+ if (!AI) return 0;
if (AI->isArrayAllocation())
return 0; // FIXME: we can also inline fixed size array allocas!
if (AI->getParent() != &AI->getParent()->getParent()->getEntryBlock())
// isInlineAsm - Check if the instruction is a call to an inline asm chunk
static bool isInlineAsm(const Instruction& I) {
- if (isa<CallInst>(&I) && isa<InlineAsm>(I.getCalledValue()))
- return true;
+ if (const CallInst *CI = dyn_cast<CallInst>(&I))
+ return isa<InlineAsm>(CI->getCalledValue());
return false;
}
PrintedType = true;
}
if (FTy->isVarArg()) {
- if (PrintedType)
- FunctionInnards << ", ...";
+ if (!PrintedType)
+ FunctionInnards << " int"; //dummy argument for empty vararg functs
+ FunctionInnards << ", ...";
} else if (!PrintedType) {
FunctionInnards << "void";
}
++Idx;
}
if (FTy->isVarArg()) {
- if (FTy->getNumParams())
- FunctionInnards << ", ...";
+ if (!FTy->getNumParams())
+ FunctionInnards << " int"; //dummy argument for empty vaarg functs
+ FunctionInnards << ", ...";
} else if (!FTy->getNumParams()) {
FunctionInnards << "void";
}
}
std::string CWriter::GetValueName(const Value *Operand) {
+
+ // Resolve potential alias.
+ if (const GlobalAlias *GA = dyn_cast<GlobalAlias>(Operand)) {
+ if (const Value *V = GA->resolveAliasedGlobal(false))
+ Operand = V;
+ }
+
// Mangle globals with the standard mangler interface for LLC compatibility.
if (const GlobalValue *GV = dyn_cast<GlobalValue>(Operand)) {
SmallString<128> Str;
case CallingConv::X86_FastCall:
Out << "__attribute__((fastcall)) ";
break;
+ case CallingConv::X86_ThisCall:
+ Out << "__attribute__((thiscall)) ";
+ break;
default:
break;
}
}
}
+ if (!PrintedArg && FT->isVarArg()) {
+ FunctionInnards << "int vararg_dummy_arg";
+ PrintedArg = true;
+ }
+
// Finish printing arguments... if this is a vararg function, print the ...,
// unless there are no known types, in which case, we just emit ().
//
if (FT->isVarArg() && PrintedArg) {
- if (PrintedArg) FunctionInnards << ", ";
- FunctionInnards << "..."; // Output varargs portion of signature!
+ FunctionInnards << ",..."; // Output varargs portion of signature!
} else if (!FT->isVarArg() && !PrintedArg) {
FunctionInnards << "void"; // ret() -> ret(void) in C.
}
}
void CWriter::visitCallInst(CallInst &I) {
- if (isa<InlineAsm>(I.getOperand(0)))
+ if (isa<InlineAsm>(I.getCalledValue()))
return visitInlineAsm(I);
bool WroteCallee = false;
bool hasByVal = I.hasByValArgument();
bool isStructRet = I.hasStructRetAttr();
if (isStructRet) {
- writeOperandDeref(I.getOperand(1));
+ writeOperandDeref(I.getArgOperand(0));
Out << " = ";
}
Out << '(';
- unsigned NumDeclaredParams = FTy->getNumParams();
+ bool PrintedArg = false;
+ if(FTy->isVarArg() && !FTy->getNumParams()) {
+ Out << "0 /*dummy arg*/";
+ PrintedArg = true;
+ }
- CallSite::arg_iterator AI = I.op_begin()+1, AE = I.op_end();
+ unsigned NumDeclaredParams = FTy->getNumParams();
+ CallSite CS(&I);
+ CallSite::arg_iterator AI = CS.arg_begin(), AE = CS.arg_end();
unsigned ArgNo = 0;
if (isStructRet) { // Skip struct return argument.
++AI;
++ArgNo;
}
- bool PrintedArg = false;
+
for (; AI != AE; ++AI, ++ArgNo) {
if (PrintedArg) Out << ", ";
if (ArgNo < NumDeclaredParams &&
Out << "0; ";
Out << "va_start(*(va_list*)";
- writeOperand(I.getOperand(1));
+ writeOperand(I.getArgOperand(0));
Out << ", ";
// Output the last argument to the enclosing function.
- if (I.getParent()->getParent()->arg_empty()) {
- std::string msg;
- raw_string_ostream Msg(msg);
- Msg << "The C backend does not currently support zero "
- << "argument varargs functions, such as '"
- << I.getParent()->getParent()->getName() << "'!";
- report_fatal_error(Msg.str());
- }
- writeOperand(--I.getParent()->getParent()->arg_end());
+ if (I.getParent()->getParent()->arg_empty())
+ Out << "vararg_dummy_arg";
+ else
+ writeOperand(--I.getParent()->getParent()->arg_end());
Out << ')';
return true;
case Intrinsic::vaend:
- if (!isa<ConstantPointerNull>(I.getOperand(1))) {
+ if (!isa<ConstantPointerNull>(I.getArgOperand(0))) {
Out << "0; va_end(*(va_list*)";
- writeOperand(I.getOperand(1));
+ writeOperand(I.getArgOperand(0));
Out << ')';
} else {
Out << "va_end(*(va_list*)0)";
case Intrinsic::vacopy:
Out << "0; ";
Out << "va_copy(*(va_list*)";
- writeOperand(I.getOperand(1));
+ writeOperand(I.getArgOperand(0));
Out << ", *(va_list*)";
- writeOperand(I.getOperand(2));
+ writeOperand(I.getArgOperand(1));
Out << ')';
return true;
case Intrinsic::returnaddress:
Out << "__builtin_return_address(";
- writeOperand(I.getOperand(1));
+ writeOperand(I.getArgOperand(0));
Out << ')';
return true;
case Intrinsic::frameaddress:
Out << "__builtin_frame_address(";
- writeOperand(I.getOperand(1));
+ writeOperand(I.getArgOperand(0));
Out << ')';
return true;
case Intrinsic::powi:
Out << "__builtin_powi(";
- writeOperand(I.getOperand(1));
+ writeOperand(I.getArgOperand(0));
Out << ", ";
- writeOperand(I.getOperand(2));
+ writeOperand(I.getArgOperand(1));
Out << ')';
return true;
case Intrinsic::setjmp:
Out << "setjmp(*(jmp_buf*)";
- writeOperand(I.getOperand(1));
+ writeOperand(I.getArgOperand(0));
Out << ')';
return true;
case Intrinsic::longjmp:
Out << "longjmp(*(jmp_buf*)";
- writeOperand(I.getOperand(1));
+ writeOperand(I.getArgOperand(0));
Out << ", ";
- writeOperand(I.getOperand(2));
+ writeOperand(I.getArgOperand(1));
Out << ')';
return true;
case Intrinsic::prefetch:
Out << "LLVM_PREFETCH((const void *)";
- writeOperand(I.getOperand(1));
+ writeOperand(I.getArgOperand(0));
Out << ", ";
- writeOperand(I.getOperand(2));
+ writeOperand(I.getArgOperand(1));
Out << ", ";
- writeOperand(I.getOperand(3));
+ writeOperand(I.getArgOperand(2));
Out << ")";
return true;
case Intrinsic::stacksave:
printType(Out, I.getType());
Out << ')';
// Multiple GCC builtins multiplex onto this intrinsic.
- switch (cast<ConstantInt>(I.getOperand(3))->getZExtValue()) {
+ switch (cast<ConstantInt>(I.getArgOperand(2))->getZExtValue()) {
default: llvm_unreachable("Invalid llvm.x86.sse.cmp!");
case 0: Out << "__builtin_ia32_cmpeq"; break;
case 1: Out << "__builtin_ia32_cmplt"; break;
Out << 'd';
Out << "(";
- writeOperand(I.getOperand(1));
+ writeOperand(I.getArgOperand(0));
Out << ", ";
- writeOperand(I.getOperand(2));
+ writeOperand(I.getArgOperand(1));
Out << ")";
return true;
case Intrinsic::ppc_altivec_lvsl:
printType(Out, I.getType());
Out << ')';
Out << "__builtin_altivec_lvsl(0, (void*)";
- writeOperand(I.getOperand(1));
+ writeOperand(I.getArgOperand(0));
Out << ")";
return true;
}
//TODO: assumptions about what consume arguments from the call are likely wrong
// handle communitivity
void CWriter::visitInlineAsm(CallInst &CI) {
- InlineAsm* as = cast<InlineAsm>(CI.getOperand(0));
+ InlineAsm* as = cast<InlineAsm>(CI.getCalledValue());
std::vector<InlineAsm::ConstraintInfo> Constraints = as->ParseConstraints();
std::vector<std::pair<Value*, int> > ResultVals;
DestVal = ResultVals[ValueCount].first;
DestValNo = ResultVals[ValueCount].second;
} else
- DestVal = CI.getOperand(ValueCount-ResultVals.size()+1);
+ DestVal = CI.getArgOperand(ValueCount-ResultVals.size());
if (I->isEarlyClobber)
C = "&"+C;
}
assert(ValueCount >= ResultVals.size() && "Input can't refer to result");
- Value *SrcVal = CI.getOperand(ValueCount-ResultVals.size()+1);
+ Value *SrcVal = CI.getArgOperand(ValueCount-ResultVals.size());
Out << "\"" << C << "\"(";
if (!I->isIndirect)
// External Interface declaration
//===----------------------------------------------------------------------===//
-bool CTargetMachine::addPassesToEmitWholeFile(PassManager &PM,
- formatted_raw_ostream &o,
- CodeGenFileType FileType,
- CodeGenOpt::Level OptLevel,
- bool DisableVerify) {
+bool CTargetMachine::addPassesToEmitFile(PassManagerBase &PM,
+ formatted_raw_ostream &o,
+ CodeGenFileType FileType,
+ CodeGenOpt::Level OptLevel,
+ bool DisableVerify) {
if (FileType != TargetMachine::CGFT_AssemblyFile) return true;
PM.add(createGCLoweringPass());