}
- // Update auto-upgraded malloc calls to "malloc".
- // FIXME: Remove in LLVM 3.0.
- if (MallocF) {
- MallocF->setName("malloc");
- // If setName() does not set the name to "malloc", then there is already a
- // declaration of "malloc". In that case, iterate over all calls to MallocF
- // and get them to call the declared "malloc" instead.
- if (MallocF->getName() != "malloc") {
- Constant *RealMallocF = M->getFunction("malloc");
- if (RealMallocF->getType() != MallocF->getType())
- RealMallocF = ConstantExpr::getBitCast(RealMallocF, MallocF->getType());
- MallocF->replaceAllUsesWith(RealMallocF);
- MallocF->eraseFromParent();
- MallocF = NULL;
- }
- }
-
-
// If there are entries in ForwardRefBlockAddresses at this point, they are
// references after the function was defined. Resolve those now.
while (!ForwardRefBlockAddresses.empty()) {
switch (Lex.getKind()) {
default: return TokError("expected top-level entity");
case lltok::Eof: return false;
- //case lltok::kw_define:
case lltok::kw_declare: if (ParseDeclare()) return true; break;
case lltok::kw_define: if (ParseDefine()) return true; break;
case lltok::kw_module: if (ParseModuleAsm()) return true; break;
case lltok::kw_deplibs: if (ParseDepLibs()) return true; break;
case lltok::kw_type: if (ParseUnnamedType()) return true; break;
case lltok::LocalVarID: if (ParseUnnamedType()) return true; break;
- case lltok::StringConstant: // FIXME: REMOVE IN LLVM 3.0
case lltok::LocalVar: if (ParseNamedType()) return true; break;
case lltok::GlobalID: if (ParseUnnamedGlobal()) return true; break;
case lltok::GlobalVar: if (ParseNamedGlobal()) return true; break;
cast<DerivedType>(FI->second.first.get())->refineAbstractTypeTo(Ty);
Ty = FI->second.first.get();
ForwardRefTypes.erase(FI);
+ return false;
}
// Inserting a name that is already defined, get the existing name.
- const Type *Existing = M->getTypeByName(Name);
- assert(Existing && "Conflict but no matching type?!");
+ assert(M->getTypeByName(Name) && "Conflict but no matching type?!");
- // Otherwise, this is an attempt to redefine a type. That's okay if
- // the redefinition is identical to the original.
- // FIXME: REMOVE REDEFINITIONS IN LLVM 3.0
- if (Existing == Ty) return false;
-
- // Any other kind of (non-equivalent) redefinition is an error.
+ // Otherwise, this is an attempt to redefine a type, report the error.
return Error(NameLoc, "redefinition of type named '" + Name + "' of type '" +
Ty->getDescription() + "'");
}
if (Result) return false;
// Otherwise, create MDNode forward reference.
- MDNode *FwdNode = MDNode::getTemporary(Context, 0, 0);
+ MDNode *FwdNode = MDNode::getTemporary(Context, ArrayRef<Value*>());
ForwardRefMDNodes[MID] = std::make_pair(FwdNode, Lex.getLoc());
if (NumberedMetadata.size() <= MID)
ParseToken(lltok::rbrace, "expected end of metadata node"))
return true;
- MDNode *Init = MDNode::get(Context, Elts.data(), Elts.size());
+ MDNode *Init = MDNode::get(Context, Elts);
// See if this was forward referenced, if so, handle it.
std::map<unsigned, std::pair<TrackingVH<MDNode>, LocTy> >::iterator
/// ParseOptionalAttrs - Parse a potentially empty attribute list. AttrKind
/// indicates what kind of attribute list this is: 0: function arg, 1: result,
/// 2: function attr.
-/// 3: function arg after value: FIXME: REMOVE IN LLVM 3.0
bool LLParser::ParseOptionalAttrs(unsigned &Attrs, unsigned AttrKind) {
Attrs = Attribute::None;
LocTy AttrLoc = Lex.getLoc();
while (1) {
switch (Lex.getKind()) {
- case lltok::kw_sext:
- case lltok::kw_zext:
- // Treat these as signext/zeroext if they occur in the argument list after
- // the value, as in "call i8 @foo(i8 10 sext)". If they occur before the
- // value, as in "call i8 @foo(i8 sext (" then it is part of a constant
- // expr.
- // FIXME: REMOVE THIS IN LLVM 3.0
- if (AttrKind == 3) {
- if (Lex.getKind() == lltok::kw_sext)
- Attrs |= Attribute::SExt;
- else
- Attrs |= Attribute::ZExt;
- break;
- }
- // FALL THROUGH.
default: // End of attributes.
if (AttrKind != 2 && (Attrs & Attribute::FunctionOnly))
return Error(AttrLoc, "invalid use of function-only attribute");
- if (AttrKind != 0 && AttrKind != 3 && (Attrs & Attribute::ParameterOnly))
+ // As a hack, we allow "align 2" on functions as a synonym for
+ // "alignstack 2".
+ if (AttrKind == 2 &&
+ (Attrs & ~(Attribute::FunctionOnly | Attribute::Alignment)))
+ return Error(AttrLoc, "invalid use of attribute on a function");
+
+ if (AttrKind != 0 && (Attrs & Attribute::ParameterOnly))
return Error(AttrLoc, "invalid use of parameter-only attribute");
return false;
case lltok::kw_noreturn: Attrs |= Attribute::NoReturn; break;
case lltok::kw_nounwind: Attrs |= Attribute::NoUnwind; break;
+ case lltok::kw_uwtable: Attrs |= Attribute::UWTable; break;
case lltok::kw_noinline: Attrs |= Attribute::NoInline; break;
case lltok::kw_readnone: Attrs |= Attribute::ReadNone; break;
case lltok::kw_readonly: Attrs |= Attribute::ReadOnly; break;
case lltok::kw_noimplicitfloat: Attrs |= Attribute::NoImplicitFloat; break;
case lltok::kw_naked: Attrs |= Attribute::Naked; break;
case lltok::kw_hotpatch: Attrs |= Attribute::Hotpatch; break;
+ case lltok::kw_nonlazybind: Attrs |= Attribute::NonLazyBind; break;
case lltok::kw_alignstack: {
unsigned Alignment;
return true;
break;
case lltok::LocalVar:
- case lltok::StringConstant: // FIXME: REMOVE IN LLVM 3.0
// TypeRec ::= %foo
if (const Type *T = M->getTypeByName(Lex.getStrVal())) {
Result = T;
return true;
// Otherwise, handle normal operands.
- if (ParseOptionalAttrs(ArgAttrs1, 0) ||
- ParseValue(ArgTy, V, PFS) ||
- // FIXME: Should not allow attributes after the argument, remove this
- // in LLVM 3.0.
- ParseOptionalAttrs(ArgAttrs2, 3))
+ if (ParseOptionalAttrs(ArgAttrs1, 0) || ParseValue(ArgTy, V, PFS))
return true;
ArgList.push_back(ParamInfo(ArgLoc, V, ArgAttrs1|ArgAttrs2));
}
if (ArgTy->isVoidTy())
return Error(TypeLoc, "argument can not have void type");
- if (Lex.getKind() == lltok::LocalVar ||
- Lex.getKind() == lltok::StringConstant) { // FIXME: REMOVE IN LLVM 3.0
+ if (Lex.getKind() == lltok::LocalVar) {
Name = Lex.getStrVal();
Lex.Lex();
}
if (ArgTy->isVoidTy())
return Error(TypeLoc, "argument can not have void type");
- if (Lex.getKind() == lltok::LocalVar ||
- Lex.getKind() == lltok::StringConstant) { // FIXME: REMOVE IN LLVM 3.0
+ if (Lex.getKind() == lltok::LocalVar) {
Name = Lex.getStrVal();
Lex.Lex();
} else {
std::vector<ArgInfo> ArgList;
bool isVarArg;
- unsigned Attrs;
- if (ParseArgumentList(ArgList, isVarArg, true) ||
- // FIXME: Allow, but ignore attributes on function types!
- // FIXME: Remove in LLVM 3.0
- ParseOptionalAttrs(Attrs, 2))
+ if (ParseArgumentList(ArgList, isVarArg, true))
return true;
// Reject names on the arguments lists.
for (unsigned i = 0, e = ArgList.size(); i != e; ++i) {
if (!ArgList[i].Name.empty())
return Error(ArgList[i].Loc, "argument name invalid in function type");
- if (!ArgList[i].Attrs != 0) {
- // Allow but ignore attributes on function types; this permits
- // auto-upgrade.
- // FIXME: REJECT ATTRIBUTES ON FUNCTION TYPES in LLVM 3.0
- }
+ if (ArgList[i].Attrs != 0)
+ return Error(ArgList[i].Loc,
+ "argument attributes invalid in function type");
}
std::vector<const Type*> ArgListTy;
ID.Kind = ValID::t_LocalID;
break;
case lltok::LocalVar: // %foo
- case lltok::StringConstant: // "foo" - FIXME: REMOVE IN LLVM 3.0
ID.StrVal = Lex.getStrVal();
ID.Kind = ValID::t_LocalName;
break;
ParseToken(lltok::rbrace, "expected end of metadata node"))
return true;
- ID.MDNodeVal = MDNode::get(Context, Elts.data(), Elts.size());
+ ID.MDNodeVal = MDNode::get(Context, Elts);
ID.Kind = ValID::t_MDNode;
return false;
}
// and do semantic checks.
std::vector<const Type*> ParamTypeList;
SmallVector<AttributeWithIndex, 8> Attrs;
- // FIXME : In 3.0, stop accepting zext, sext and inreg as optional function
- // attributes.
- unsigned ObsoleteFuncAttrs = Attribute::ZExt|Attribute::SExt|Attribute::InReg;
- if (FuncAttrs & ObsoleteFuncAttrs) {
- RetAttrs |= FuncAttrs & ObsoleteFuncAttrs;
- FuncAttrs &= ~ObsoleteFuncAttrs;
- }
if (RetAttrs != Attribute::None)
Attrs.push_back(AttributeWithIndex::get(0, RetAttrs));
ForwardRefVals.erase(FRVI);
} else if ((Fn = M->getFunction(FunctionName))) {
- // If this function already exists in the symbol table, then it is
- // multiply defined. We accept a few cases for old backwards compat.
- // FIXME: Remove this stuff for LLVM 3.0.
- if (Fn->getType() != PFT || Fn->getAttributes() != PAL ||
- (!Fn->isDeclaration() && isDefine)) {
- // If the redefinition has different type or different attributes,
- // reject it. If both have bodies, reject it.
- return Error(NameLoc, "invalid redefinition of function '" +
- FunctionName + "'");
- } else if (Fn->isDeclaration()) {
- // Make sure to strip off any argument names so we can't get conflicts.
- for (Function::arg_iterator AI = Fn->arg_begin(), AE = Fn->arg_end();
- AI != AE; ++AI)
- AI->setName("");
- }
+ // Reject redefinitions.
+ return Error(NameLoc, "invalid redefinition of function '" +
+ FunctionName + "'");
} else if (M->getNamedValue(FunctionName)) {
return Error(NameLoc, "redefinition of function '@" + FunctionName + "'");
}
// Add all of the arguments we parsed to the function.
Function::arg_iterator ArgIt = Fn->arg_begin();
for (unsigned i = 0, e = ArgList.size(); i != e; ++i, ++ArgIt) {
- // If we run out of arguments in the Function prototype, exit early.
- // FIXME: REMOVE THIS IN LLVM 3.0, this is just for the mismatch case above.
- if (ArgIt == Fn->arg_end()) break;
-
// If the argument has a name, insert it into the argument symbol table.
if (ArgList[i].Name.empty()) continue;
/// ParseFunctionBody
/// ::= '{' BasicBlock+ '}'
-/// ::= 'begin' BasicBlock+ 'end' // FIXME: remove in LLVM 3.0
///
bool LLParser::ParseFunctionBody(Function &Fn) {
- if (Lex.getKind() != lltok::lbrace && Lex.getKind() != lltok::kw_begin)
+ if (Lex.getKind() != lltok::lbrace)
return TokError("expected '{' in function body");
Lex.Lex(); // eat the {.
PerFunctionState PFS(*this, Fn, FunctionNumber);
// We need at least one basic block.
- if (Lex.getKind() == lltok::rbrace || Lex.getKind() == lltok::kw_end)
+ if (Lex.getKind() == lltok::rbrace)
return TokError("function body requires at least one basic block");
- while (Lex.getKind() != lltok::rbrace && Lex.getKind() != lltok::kw_end)
+ while (Lex.getKind() != lltok::rbrace)
if (ParseBasicBlock(PFS)) return true;
// Eat the }.
Lex.Lex();
if (ParseToken(lltok::equal, "expected '=' after instruction id"))
return true;
- } else if (Lex.getKind() == lltok::LocalVar ||
- // FIXME: REMOVE IN LLVM 3.0
- Lex.getKind() == lltok::StringConstant) {
+ } else if (Lex.getKind() == lltok::LocalVar) {
NameStr = Lex.getStrVal();
Lex.Lex();
if (ParseToken(lltok::equal, "expected '=' after instruction name"))
case lltok::kw_sub:
case lltok::kw_mul:
case lltok::kw_shl: {
- LocTy ModifierLoc = Lex.getLoc();
bool NUW = EatIfPresent(lltok::kw_nuw);
bool NSW = EatIfPresent(lltok::kw_nsw);
if (!NUW) NUW = EatIfPresent(lltok::kw_nuw);
case lltok::kw_tail: return ParseCall(Inst, PFS, true);
// Memory.
case lltok::kw_alloca: return ParseAlloc(Inst, PFS);
- case lltok::kw_malloc: return ParseAlloc(Inst, PFS, BB, false);
- case lltok::kw_free: return ParseFree(Inst, PFS, BB);
case lltok::kw_load: return ParseLoad(Inst, PFS, false);
case lltok::kw_store: return ParseStore(Inst, PFS, false);
case lltok::kw_volatile:
return ParseStore(Inst, PFS, true);
else
return TokError("expected 'load' or 'store'");
- case lltok::kw_getresult: return ParseGetResult(Inst, PFS);
case lltok::kw_getelementptr: return ParseGetElementPtr(Inst, PFS);
case lltok::kw_extractvalue: return ParseExtractValue(Inst, PFS);
case lltok::kw_insertvalue: return ParseInsertValue(Inst, PFS);
/// ParseRet - Parse a return instruction.
/// ::= 'ret' void (',' !dbg, !1)*
/// ::= 'ret' TypeAndValue (',' !dbg, !1)*
-/// ::= 'ret' TypeAndValue (',' TypeAndValue)+ (',' !dbg, !1)*
-/// [[obsolete: LLVM 3.0]]
-int LLParser::ParseRet(Instruction *&Inst, BasicBlock *BB,
+bool LLParser::ParseRet(Instruction *&Inst, BasicBlock *BB,
PerFunctionState &PFS) {
PATypeHolder Ty(Type::getVoidTy(Context));
if (ParseType(Ty, true /*void allowed*/)) return true;
Value *RV;
if (ParseValue(Ty, RV, PFS)) return true;
- bool ExtraComma = false;
- if (EatIfPresent(lltok::comma)) {
- // Parse optional custom metadata, e.g. !dbg
- if (Lex.getKind() == lltok::MetadataVar) {
- ExtraComma = true;
- } else {
- // The normal case is one return value.
- // FIXME: LLVM 3.0 remove MRV support for 'ret i32 1, i32 2', requiring
- // use of 'ret {i32,i32} {i32 1, i32 2}'
- SmallVector<Value*, 8> RVs;
- RVs.push_back(RV);
-
- do {
- // If optional custom metadata, e.g. !dbg is seen then this is the
- // end of MRV.
- if (Lex.getKind() == lltok::MetadataVar)
- break;
- if (ParseTypeAndValue(RV, PFS)) return true;
- RVs.push_back(RV);
- } while (EatIfPresent(lltok::comma));
-
- RV = UndefValue::get(PFS.getFunction().getReturnType());
- for (unsigned i = 0, e = RVs.size(); i != e; ++i) {
- Instruction *I = InsertValueInst::Create(RV, RVs[i], i, "mrv");
- BB->getInstList().push_back(I);
- RV = I;
- }
- }
- }
-
Inst = ReturnInst::Create(Context, RV);
- return ExtraComma ? InstExtraComma : InstNormal;
+ return false;
}
Value *Callee;
if (ConvertValIDToValue(PFTy, CalleeID, Callee, &PFS)) return true;
- // FIXME: In LLVM 3.0, stop accepting zext, sext and inreg as optional
- // function attributes.
- unsigned ObsoleteFuncAttrs = Attribute::ZExt|Attribute::SExt|Attribute::InReg;
- if (FnAttrs & ObsoleteFuncAttrs) {
- RetAttrs |= FnAttrs & ObsoleteFuncAttrs;
- FnAttrs &= ~ObsoleteFuncAttrs;
- }
-
// Set up the Attributes for the function.
SmallVector<AttributeWithIndex, 8> Attrs;
if (RetAttrs != Attribute::None)
if (!Ty->isFirstClassType())
return Error(TypeLoc, "phi node must have first class type");
- PHINode *PN = PHINode::Create(Ty);
- PN->reserveOperandSpace(PHIVals.size());
+ PHINode *PN = PHINode::Create(Ty, PHIVals.size());
for (unsigned i = 0, e = PHIVals.size(); i != e; ++i)
PN->addIncoming(PHIVals[i].first, PHIVals[i].second);
Inst = PN;
Value *Callee;
if (ConvertValIDToValue(PFTy, CalleeID, Callee, &PFS)) return true;
- // FIXME: In LLVM 3.0, stop accepting zext, sext and inreg as optional
- // function attributes.
- unsigned ObsoleteFuncAttrs = Attribute::ZExt|Attribute::SExt|Attribute::InReg;
- if (FnAttrs & ObsoleteFuncAttrs) {
- RetAttrs |= FnAttrs & ObsoleteFuncAttrs;
- FnAttrs &= ~ObsoleteFuncAttrs;
- }
-
// Set up the Attributes for the function.
SmallVector<AttributeWithIndex, 8> Attrs;
if (RetAttrs != Attribute::None)
//===----------------------------------------------------------------------===//
/// ParseAlloc
-/// ::= 'malloc' Type (',' TypeAndValue)? (',' OptionalInfo)?
/// ::= 'alloca' Type (',' TypeAndValue)? (',' OptionalInfo)?
-int LLParser::ParseAlloc(Instruction *&Inst, PerFunctionState &PFS,
- BasicBlock* BB, bool isAlloca) {
+int LLParser::ParseAlloc(Instruction *&Inst, PerFunctionState &PFS) {
PATypeHolder Ty(Type::getVoidTy(Context));
Value *Size = 0;
LocTy SizeLoc;
if (Size && !Size->getType()->isIntegerTy())
return Error(SizeLoc, "element count must have integer type");
- if (isAlloca) {
- Inst = new AllocaInst(Ty, Size, Alignment);
- return AteExtraComma ? InstExtraComma : InstNormal;
- }
-
- // Autoupgrade old malloc instruction to malloc call.
- // FIXME: Remove in LLVM 3.0.
- if (Size && !Size->getType()->isIntegerTy(32))
- return Error(SizeLoc, "element count must be i32");
- const Type *IntPtrTy = Type::getInt32Ty(Context);
- Constant *AllocSize = ConstantExpr::getSizeOf(Ty);
- AllocSize = ConstantExpr::getTruncOrBitCast(AllocSize, IntPtrTy);
- if (!MallocF)
- // Prototype malloc as "void *(int32)".
- // This function is renamed as "malloc" in ValidateEndOfModule().
- MallocF = cast<Function>(
- M->getOrInsertFunction("", Type::getInt8PtrTy(Context), IntPtrTy, NULL));
- Inst = CallInst::CreateMalloc(BB, IntPtrTy, Ty, AllocSize, Size, MallocF);
-return AteExtraComma ? InstExtraComma : InstNormal;
-}
-
-/// ParseFree
-/// ::= 'free' TypeAndValue
-bool LLParser::ParseFree(Instruction *&Inst, PerFunctionState &PFS,
- BasicBlock* BB) {
- Value *Val; LocTy Loc;
- if (ParseTypeAndValue(Val, Loc, PFS)) return true;
- if (!Val->getType()->isPointerTy())
- return Error(Loc, "operand to free must be a pointer");
- Inst = CallInst::CreateFree(Val, BB);
- return false;
+ Inst = new AllocaInst(Ty, Size, Alignment);
+ return AteExtraComma ? InstExtraComma : InstNormal;
}
/// ParseLoad
return AteExtraComma ? InstExtraComma : InstNormal;
}
-/// ParseGetResult
-/// ::= 'getresult' TypeAndValue ',' i32
-/// FIXME: Remove support for getresult in LLVM 3.0
-bool LLParser::ParseGetResult(Instruction *&Inst, PerFunctionState &PFS) {
- Value *Val; LocTy ValLoc, EltLoc;
- unsigned Element;
- if (ParseTypeAndValue(Val, ValLoc, PFS) ||
- ParseToken(lltok::comma, "expected ',' after getresult operand") ||
- ParseUInt32(Element, EltLoc))
- return true;
-
- if (!Val->getType()->isStructTy() && !Val->getType()->isArrayTy())
- return Error(ValLoc, "getresult inst requires an aggregate operand");
- if (!ExtractValueInst::getIndexedType(Val->getType(), Element))
- return Error(EltLoc, "invalid getresult index for value");
- Inst = ExtractValueInst::Create(Val, Element);
- return false;
-}
-
/// ParseGetElementPtr
/// ::= 'getelementptr' 'inbounds'? TypeAndValue (',' TypeAndValue)*
int LLParser::ParseGetElementPtr(Instruction *&Inst, PerFunctionState &PFS) {
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