#include "llvm/IR/AutoUpgrade.h"
#include "llvm/IR/CallingConv.h"
#include "llvm/IR/Constants.h"
+#include "llvm/IR/DebugInfo.h"
#include "llvm/IR/DebugInfoMetadata.h"
#include "llvm/IR/DerivedTypes.h"
#include "llvm/IR/InlineAsm.h"
return true;
}
- if (Ty->isFunctionTy() || Ty->isLabelTy())
+ if (Ty->isFunctionTy() || !PointerType::isValidElementType(Ty))
return Error(TyLoc, "invalid type for global variable");
GlobalValue *GVal = nullptr;
while (EatIfPresent(lltok::comma)) {
if (Lex.getKind() == lltok::MetadataVar) {
+ if (Indices.empty()) return TokError("expected index");
AteExtraComma = true;
return false;
}
/// forward reference record if needed.
BasicBlock *LLParser::PerFunctionState::GetBB(const std::string &Name,
LocTy Loc) {
- return cast_or_null<BasicBlock>(GetVal(Name,
- Type::getLabelTy(F.getContext()), Loc));
+ return dyn_cast_or_null<BasicBlock>(GetVal(Name,
+ Type::getLabelTy(F.getContext()), Loc));
}
BasicBlock *LLParser::PerFunctionState::GetBB(unsigned ID, LocTy Loc) {
- return cast_or_null<BasicBlock>(GetVal(ID,
- Type::getLabelTy(F.getContext()), Loc));
+ return dyn_cast_or_null<BasicBlock>(GetVal(ID,
+ Type::getLabelTy(F.getContext()), Loc));
}
/// DefineBB - Define the specified basic block, which is either named or
if (!F) {
// Make a global variable as a placeholder for this reference.
- GlobalValue *&FwdRef = ForwardRefBlockAddresses[Fn][Label];
+ GlobalValue *&FwdRef =
+ ForwardRefBlockAddresses.insert(std::make_pair(
+ std::move(Fn),
+ std::map<ValID, GlobalValue *>()))
+ .first->second.insert(std::make_pair(std::move(Label), nullptr))
+ .first->second;
if (!FwdRef)
FwdRef = new GlobalVariable(*M, Type::getInt8Ty(Context), false,
GlobalValue::InternalLinkage, nullptr, "");
return true;
if (!Val0->getType()->isAggregateType())
return Error(ID.Loc, "insertvalue operand must be aggregate type");
- if (!ExtractValueInst::getIndexedType(Val0->getType(), Indices))
+ Type *IndexedType =
+ ExtractValueInst::getIndexedType(Val0->getType(), Indices);
+ if (!IndexedType)
return Error(ID.Loc, "invalid indices for insertvalue");
+ if (IndexedType != Val1->getType())
+ return Error(ID.Loc, "insertvalue operand and field disagree in type: '" +
+ getTypeString(Val1->getType()) +
+ "' instead of '" + getTypeString(IndexedType) +
+ "'");
ID.ConstantVal = ConstantExpr::getInsertValue(Val0, Val1, Indices);
ID.Kind = ValID::t_Constant;
return false;
unsigned Opc = Lex.getUIntVal();
SmallVector<Constant*, 16> Elts;
bool InBounds = false;
+ Type *Ty;
Lex.Lex();
+
if (Opc == Instruction::GetElementPtr)
InBounds = EatIfPresent(lltok::kw_inbounds);
- if (ParseToken(lltok::lparen, "expected '(' in constantexpr") ||
- ParseGlobalValueVector(Elts) ||
+
+ if (ParseToken(lltok::lparen, "expected '(' in constantexpr"))
+ return true;
+
+ LocTy ExplicitTypeLoc = Lex.getLoc();
+ if (Opc == Instruction::GetElementPtr) {
+ if (ParseType(Ty) ||
+ ParseToken(lltok::comma, "expected comma after getelementptr's type"))
+ return true;
+ }
+
+ if (ParseGlobalValueVector(Elts) ||
ParseToken(lltok::rparen, "expected ')' in constantexpr"))
return true;
if (Opc == Instruction::GetElementPtr) {
if (Elts.size() == 0 ||
!Elts[0]->getType()->getScalarType()->isPointerTy())
- return Error(ID.Loc, "getelementptr requires pointer operand");
+ return Error(ID.Loc, "base of getelementptr must be a pointer");
+
+ Type *BaseType = Elts[0]->getType();
+ auto *BasePointerType = cast<PointerType>(BaseType->getScalarType());
+ if (Ty != BasePointerType->getElementType())
+ return Error(
+ ExplicitTypeLoc,
+ "explicit pointee type doesn't match operand's pointee type");
ArrayRef<Constant *> Indices(Elts.begin() + 1, Elts.end());
- if (!GetElementPtrInst::getIndexedType(Elts[0]->getType(), Indices))
- return Error(ID.Loc, "invalid indices for getelementptr");
+ for (Constant *Val : Indices) {
+ Type *ValTy = Val->getType();
+ if (!ValTy->getScalarType()->isIntegerTy())
+ return Error(ID.Loc, "getelementptr index must be an integer");
+ if (ValTy->isVectorTy() != BaseType->isVectorTy())
+ return Error(ID.Loc, "getelementptr index type missmatch");
+ if (ValTy->isVectorTy()) {
+ unsigned ValNumEl = cast<VectorType>(ValTy)->getNumElements();
+ unsigned PtrNumEl = cast<VectorType>(BaseType)->getNumElements();
+ if (ValNumEl != PtrNumEl)
+ return Error(
+ ID.Loc,
+ "getelementptr vector index has a wrong number of elements");
+ }
+ }
+
+ SmallPtrSet<const Type*, 4> Visited;
+ if (!Indices.empty() &&
+ !BasePointerType->getElementType()->isSized(&Visited))
+ return Error(ID.Loc, "base element of getelementptr must be sized");
+
+ if (!GetElementPtrInst::getIndexedType(
+ cast<PointerType>(Elts[0]->getType()->getScalarType())
+ ->getElementType(),
+ Indices))
+ return Error(ID.Loc, "invalid getelementptr indices");
ID.ConstantVal = ConstantExpr::getGetElementPtr(Elts[0], Indices,
InBounds);
} else if (Opc == Instruction::Select) {
};
struct DwarfTagField : public MDUnsignedField {
DwarfTagField() : MDUnsignedField(0, dwarf::DW_TAG_hi_user) {}
+ DwarfTagField(dwarf::Tag DefaultTag)
+ : MDUnsignedField(DefaultTag, dwarf::DW_TAG_hi_user) {}
};
struct DwarfAttEncodingField : public MDUnsignedField {
DwarfAttEncodingField() : MDUnsignedField(0, dwarf::DW_ATE_hi_user) {}
DwarfLangField() : MDUnsignedField(0, dwarf::DW_LANG_hi_user) {}
};
+struct DIFlagField : public MDUnsignedField {
+ DIFlagField() : MDUnsignedField(0, UINT32_MAX) {}
+};
+
struct MDSignedField : public MDFieldImpl<int64_t> {
int64_t Min;
int64_t Max;
MDBoolField(bool Default = false) : ImplTy(Default) {}
};
struct MDField : public MDFieldImpl<Metadata *> {
- MDField() : ImplTy(nullptr) {}
+ bool AllowNull;
+
+ MDField(bool AllowNull = true) : ImplTy(nullptr), AllowNull(AllowNull) {}
};
struct MDConstant : public MDFieldImpl<ConstantAsMetadata *> {
MDConstant() : ImplTy(nullptr) {}
};
-struct MDStringField : public MDFieldImpl<std::string> {
- MDStringField() : ImplTy(std::string()) {}
+struct MDStringField : public MDFieldImpl<MDString *> {
+ MDStringField() : ImplTy(nullptr) {}
};
struct MDFieldList : public MDFieldImpl<SmallVector<Metadata *, 4>> {
MDFieldList() : ImplTy(SmallVector<Metadata *, 4>()) {}
return false;
}
+/// DIFlagField
+/// ::= uint32
+/// ::= DIFlagVector
+/// ::= DIFlagVector '|' DIFlagFwdDecl '|' uint32 '|' DIFlagPublic
+template <>
+bool LLParser::ParseMDField(LocTy Loc, StringRef Name, DIFlagField &Result) {
+ assert(Result.Max == UINT32_MAX && "Expected only 32-bits");
+
+ // Parser for a single flag.
+ auto parseFlag = [&](unsigned &Val) {
+ if (Lex.getKind() == lltok::APSInt && !Lex.getAPSIntVal().isSigned())
+ return ParseUInt32(Val);
+
+ if (Lex.getKind() != lltok::DIFlag)
+ return TokError("expected debug info flag");
+
+ Val = DIDescriptor::getFlag(Lex.getStrVal());
+ if (!Val)
+ return TokError(Twine("invalid debug info flag flag '") +
+ Lex.getStrVal() + "'");
+ Lex.Lex();
+ return false;
+ };
+
+ // Parse the flags and combine them together.
+ unsigned Combined = 0;
+ do {
+ unsigned Val;
+ if (parseFlag(Val))
+ return true;
+ Combined |= Val;
+ } while (EatIfPresent(lltok::bar));
+
+ Result.assign(Combined);
+ return false;
+}
+
template <>
bool LLParser::ParseMDField(LocTy Loc, StringRef Name,
MDSignedField &Result) {
template <>
bool LLParser::ParseMDField(LocTy Loc, StringRef Name, MDField &Result) {
if (Lex.getKind() == lltok::kw_null) {
+ if (!Result.AllowNull)
+ return TokError("'" + Name + "' cannot be null");
Lex.Lex();
Result.assign(nullptr);
return false;
if (ParseStringConstant(S))
return true;
- Result.assign(std::move(S));
+ Result.assign(S.empty() ? nullptr : MDString::get(Context, S));
return false;
}
#define VISIT_MD_FIELDS(OPTIONAL, REQUIRED) \
OPTIONAL(line, LineField, ); \
OPTIONAL(column, ColumnField, ); \
- REQUIRED(scope, MDField, ); \
+ REQUIRED(scope, MDField, (/* AllowNull */ false)); \
OPTIONAL(inlinedAt, MDField, );
PARSE_MD_FIELDS();
#undef VISIT_MD_FIELDS
- auto get = (IsDistinct ? MDLocation::getDistinct : MDLocation::get);
- Result = get(Context, line.Val, column.Val, scope.Val, inlinedAt.Val);
+ Result = GET_OR_DISTINCT(
+ MDLocation, (Context, line.Val, column.Val, scope.Val, inlinedAt.Val));
return false;
}
/// ::= !MDSubrange(count: 30, lowerBound: 2)
bool LLParser::ParseMDSubrange(MDNode *&Result, bool IsDistinct) {
#define VISIT_MD_FIELDS(OPTIONAL, REQUIRED) \
- REQUIRED(count, MDUnsignedField, (0, UINT64_MAX >> 1)); \
+ REQUIRED(count, MDSignedField, (-1, -1, INT64_MAX)); \
OPTIONAL(lowerBound, MDSignedField, );
PARSE_MD_FIELDS();
#undef VISIT_MD_FIELDS
/// ::= !MDEnumerator(value: 30, name: "SomeKind")
bool LLParser::ParseMDEnumerator(MDNode *&Result, bool IsDistinct) {
#define VISIT_MD_FIELDS(OPTIONAL, REQUIRED) \
- REQUIRED(value, MDSignedField, ); \
- REQUIRED(name, MDStringField, );
+ REQUIRED(name, MDStringField, ); \
+ REQUIRED(value, MDSignedField, );
PARSE_MD_FIELDS();
#undef VISIT_MD_FIELDS
/// ::= !MDBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32)
bool LLParser::ParseMDBasicType(MDNode *&Result, bool IsDistinct) {
#define VISIT_MD_FIELDS(OPTIONAL, REQUIRED) \
- REQUIRED(tag, DwarfTagField, ); \
+ OPTIONAL(tag, DwarfTagField, (dwarf::DW_TAG_base_type)); \
OPTIONAL(name, MDStringField, ); \
- OPTIONAL(size, MDUnsignedField, (0, UINT32_MAX)); \
- OPTIONAL(align, MDUnsignedField, (0, UINT32_MAX)); \
+ OPTIONAL(size, MDUnsignedField, (0, UINT64_MAX)); \
+ OPTIONAL(align, MDUnsignedField, (0, UINT64_MAX)); \
OPTIONAL(encoding, DwarfAttEncodingField, );
PARSE_MD_FIELDS();
#undef VISIT_MD_FIELDS
OPTIONAL(line, LineField, ); \
OPTIONAL(scope, MDField, ); \
REQUIRED(baseType, MDField, ); \
- OPTIONAL(size, MDUnsignedField, (0, UINT32_MAX)); \
- OPTIONAL(align, MDUnsignedField, (0, UINT32_MAX)); \
- OPTIONAL(offset, MDUnsignedField, (0, UINT32_MAX)); \
- OPTIONAL(flags, MDUnsignedField, (0, UINT32_MAX)); \
+ OPTIONAL(size, MDUnsignedField, (0, UINT64_MAX)); \
+ OPTIONAL(align, MDUnsignedField, (0, UINT64_MAX)); \
+ OPTIONAL(offset, MDUnsignedField, (0, UINT64_MAX)); \
+ OPTIONAL(flags, DIFlagField, ); \
OPTIONAL(extraData, MDField, );
PARSE_MD_FIELDS();
#undef VISIT_MD_FIELDS
OPTIONAL(line, LineField, ); \
OPTIONAL(scope, MDField, ); \
OPTIONAL(baseType, MDField, ); \
- OPTIONAL(size, MDUnsignedField, (0, UINT32_MAX)); \
- OPTIONAL(align, MDUnsignedField, (0, UINT32_MAX)); \
- OPTIONAL(offset, MDUnsignedField, (0, UINT32_MAX)); \
- OPTIONAL(flags, MDUnsignedField, (0, UINT32_MAX)); \
+ OPTIONAL(size, MDUnsignedField, (0, UINT64_MAX)); \
+ OPTIONAL(align, MDUnsignedField, (0, UINT64_MAX)); \
+ OPTIONAL(offset, MDUnsignedField, (0, UINT64_MAX)); \
+ OPTIONAL(flags, DIFlagField, ); \
OPTIONAL(elements, MDField, ); \
OPTIONAL(runtimeLang, DwarfLangField, ); \
OPTIONAL(vtableHolder, MDField, ); \
bool LLParser::ParseMDSubroutineType(MDNode *&Result, bool IsDistinct) {
#define VISIT_MD_FIELDS(OPTIONAL, REQUIRED) \
- OPTIONAL(flags, MDUnsignedField, (0, UINT32_MAX)); \
+ OPTIONAL(flags, DIFlagField, ); \
REQUIRED(types, MDField, );
PARSE_MD_FIELDS();
#undef VISIT_MD_FIELDS
bool LLParser::ParseMDSubprogram(MDNode *&Result, bool IsDistinct) {
#define VISIT_MD_FIELDS(OPTIONAL, REQUIRED) \
OPTIONAL(scope, MDField, ); \
- REQUIRED(name, MDStringField, ); \
+ OPTIONAL(name, MDStringField, ); \
OPTIONAL(linkageName, MDStringField, ); \
OPTIONAL(file, MDField, ); \
OPTIONAL(line, LineField, ); \
OPTIONAL(containingType, MDField, ); \
OPTIONAL(virtuality, DwarfVirtualityField, ); \
OPTIONAL(virtualIndex, MDUnsignedField, (0, UINT32_MAX)); \
- OPTIONAL(flags, MDUnsignedField, (0, UINT32_MAX)); \
+ OPTIONAL(flags, DIFlagField, ); \
OPTIONAL(isOptimized, MDBoolField, ); \
OPTIONAL(function, MDConstant, ); \
OPTIONAL(templateParams, MDField, ); \
/// ::= !MDLexicalBlock(scope: !0, file: !2, line: 7, column: 9)
bool LLParser::ParseMDLexicalBlock(MDNode *&Result, bool IsDistinct) {
#define VISIT_MD_FIELDS(OPTIONAL, REQUIRED) \
- REQUIRED(scope, MDField, ); \
+ REQUIRED(scope, MDField, (/* AllowNull */ false)); \
OPTIONAL(file, MDField, ); \
OPTIONAL(line, LineField, ); \
OPTIONAL(column, ColumnField, );
/// ::= !MDLexicalBlockFile(scope: !0, file: !2, discriminator: 9)
bool LLParser::ParseMDLexicalBlockFile(MDNode *&Result, bool IsDistinct) {
#define VISIT_MD_FIELDS(OPTIONAL, REQUIRED) \
- REQUIRED(scope, MDField, ); \
+ REQUIRED(scope, MDField, (/* AllowNull */ false)); \
OPTIONAL(file, MDField, ); \
REQUIRED(discriminator, MDUnsignedField, (0, UINT32_MAX));
PARSE_MD_FIELDS();
}
/// ParseMDTemplateTypeParameter:
-/// ::= !MDTemplateTypeParameter(scope: !0, name: "Ty", type: !1)
+/// ::= !MDTemplateTypeParameter(name: "Ty", type: !1)
bool LLParser::ParseMDTemplateTypeParameter(MDNode *&Result, bool IsDistinct) {
#define VISIT_MD_FIELDS(OPTIONAL, REQUIRED) \
- REQUIRED(scope, MDField, ); \
OPTIONAL(name, MDStringField, ); \
REQUIRED(type, MDField, );
PARSE_MD_FIELDS();
#undef VISIT_MD_FIELDS
- Result = GET_OR_DISTINCT(MDTemplateTypeParameter,
- (Context, scope.Val, name.Val, type.Val));
+ Result =
+ GET_OR_DISTINCT(MDTemplateTypeParameter, (Context, name.Val, type.Val));
return false;
}
/// ParseMDTemplateValueParameter:
/// ::= !MDTemplateValueParameter(tag: DW_TAG_template_value_parameter,
-/// scope: !0, name: "V", type: !1,
-/// value: i32 7)
+/// name: "V", type: !1, value: i32 7)
bool LLParser::ParseMDTemplateValueParameter(MDNode *&Result, bool IsDistinct) {
#define VISIT_MD_FIELDS(OPTIONAL, REQUIRED) \
- REQUIRED(tag, DwarfTagField, ); \
- REQUIRED(scope, MDField, ); \
+ OPTIONAL(tag, DwarfTagField, (dwarf::DW_TAG_template_value_parameter)); \
OPTIONAL(name, MDStringField, ); \
- REQUIRED(type, MDField, ); \
+ OPTIONAL(type, MDField, ); \
REQUIRED(value, MDField, );
PARSE_MD_FIELDS();
#undef VISIT_MD_FIELDS
- Result = GET_OR_DISTINCT(
- MDTemplateValueParameter,
- (Context, tag.Val, scope.Val, name.Val, type.Val, value.Val));
+ Result = GET_OR_DISTINCT(MDTemplateValueParameter,
+ (Context, tag.Val, name.Val, type.Val, value.Val));
return false;
}
bool LLParser::ParseMDGlobalVariable(MDNode *&Result, bool IsDistinct) {
#define VISIT_MD_FIELDS(OPTIONAL, REQUIRED) \
OPTIONAL(scope, MDField, ); \
- REQUIRED(name, MDStringField, ); \
+ OPTIONAL(name, MDStringField, ); \
OPTIONAL(linkageName, MDStringField, ); \
OPTIONAL(file, MDField, ); \
OPTIONAL(line, LineField, ); \
bool LLParser::ParseMDLocalVariable(MDNode *&Result, bool IsDistinct) {
#define VISIT_MD_FIELDS(OPTIONAL, REQUIRED) \
REQUIRED(tag, DwarfTagField, ); \
- OPTIONAL(scope, MDField, ); \
+ REQUIRED(scope, MDField, (/* AllowNull */ false)); \
OPTIONAL(name, MDStringField, ); \
OPTIONAL(file, MDField, ); \
OPTIONAL(line, LineField, ); \
OPTIONAL(type, MDField, ); \
OPTIONAL(arg, MDUnsignedField, (0, UINT8_MAX)); \
- OPTIONAL(flags, MDUnsignedField, (0, UINT32_MAX)); \
+ OPTIONAL(flags, DIFlagField, ); \
OPTIONAL(inlinedAt, MDField, );
PARSE_MD_FIELDS();
#undef VISIT_MD_FIELDS
return false;
}
+/// ParseMDObjCProperty:
+/// ::= !MDObjCProperty(name: "foo", file: !1, line: 7, setter: "setFoo",
+/// getter: "getFoo", attributes: 7, type: !2)
bool LLParser::ParseMDObjCProperty(MDNode *&Result, bool IsDistinct) {
- return TokError("unimplemented parser");
+#define VISIT_MD_FIELDS(OPTIONAL, REQUIRED) \
+ OPTIONAL(name, MDStringField, ); \
+ OPTIONAL(file, MDField, ); \
+ OPTIONAL(line, LineField, ); \
+ OPTIONAL(setter, MDStringField, ); \
+ OPTIONAL(getter, MDStringField, ); \
+ OPTIONAL(attributes, MDUnsignedField, (0, UINT32_MAX)); \
+ OPTIONAL(type, MDField, );
+ PARSE_MD_FIELDS();
+#undef VISIT_MD_FIELDS
+
+ Result = GET_OR_DISTINCT(MDObjCProperty,
+ (Context, name.Val, file.Val, line.Val, setter.Val,
+ getter.Val, attributes.Val, type.Val));
+ return false;
}
+
+/// ParseMDImportedEntity:
+/// ::= !MDImportedEntity(tag: DW_TAG_imported_module, scope: !0, entity: !1,
+/// line: 7, name: "foo")
bool LLParser::ParseMDImportedEntity(MDNode *&Result, bool IsDistinct) {
- return TokError("unimplemented parser");
+#define VISIT_MD_FIELDS(OPTIONAL, REQUIRED) \
+ REQUIRED(tag, DwarfTagField, ); \
+ REQUIRED(scope, MDField, ); \
+ OPTIONAL(entity, MDField, ); \
+ OPTIONAL(line, LineField, ); \
+ OPTIONAL(name, MDStringField, );
+ PARSE_MD_FIELDS();
+#undef VISIT_MD_FIELDS
+
+ Result = GET_OR_DISTINCT(MDImportedEntity, (Context, tag.Val, scope.Val,
+ entity.Val, line.Val, name.Val));
+ return false;
}
+
#undef PARSE_MD_FIELD
#undef NOP_FIELD
#undef REQUIRE_FIELD
}
BasicBlock *BB = PFS.DefineBB(Name, NameLoc);
- if (!BB) return true;
+ if (!BB)
+ return Error(NameLoc,
+ "unable to create block named '" + Name + "'");
std::string NameStr;
if (I != E)
return Error(CallLoc, "not enough parameters specified for call");
- if (FnAttrs.hasAttributes())
+ if (FnAttrs.hasAttributes()) {
+ if (FnAttrs.hasAlignmentAttr())
+ return Error(CallLoc, "invoke instructions may not have an alignment");
+
Attrs.push_back(AttributeSet::get(RetType->getContext(),
AttributeSet::FunctionIndex,
FnAttrs));
+ }
// Finish off the Attribute and check them
AttributeSet PAL = AttributeSet::get(Context, Attrs);
ParseTypeAndValue(PersFn, PersFnLoc, PFS))
return true;
- LandingPadInst *LP = LandingPadInst::Create(Ty, PersFn, 0);
+ std::unique_ptr<LandingPadInst> LP(LandingPadInst::Create(Ty, PersFn, 0));
LP->setCleanup(EatIfPresent(lltok::kw_cleanup));
while (Lex.getKind() == lltok::kw_catch || Lex.getKind() == lltok::kw_filter){
Value *V;
LocTy VLoc;
- if (ParseTypeAndValue(V, VLoc, PFS)) {
- delete LP;
+ if (ParseTypeAndValue(V, VLoc, PFS))
return true;
- }
// A 'catch' type expects a non-array constant. A filter clause expects an
// array constant.
Error(VLoc, "'filter' clause has an invalid type");
}
- LP->addClause(cast<Constant>(V));
+ Constant *CV = dyn_cast<Constant>(V);
+ if (!CV)
+ return Error(VLoc, "clause argument must be a constant");
+ LP->addClause(CV);
}
- Inst = LP;
+ Inst = LP.release();
return false;
}
if (I != E)
return Error(CallLoc, "not enough parameters specified for call");
- if (FnAttrs.hasAttributes())
+ if (FnAttrs.hasAttributes()) {
+ if (FnAttrs.hasAlignmentAttr())
+ return Error(CallLoc, "call instructions may not have an alignment");
+
Attrs.push_back(AttributeSet::get(RetType->getContext(),
AttributeSet::FunctionIndex,
FnAttrs));
+ }
// Finish off the Attribute and check them
AttributeSet PAL = AttributeSet::get(Context, Attrs);
/// ::= 'alloca' 'inalloca'? Type (',' TypeAndValue)? (',' 'align' i32)?
int LLParser::ParseAlloc(Instruction *&Inst, PerFunctionState &PFS) {
Value *Size = nullptr;
- LocTy SizeLoc;
+ LocTy SizeLoc, TyLoc;
unsigned Alignment = 0;
Type *Ty = nullptr;
bool IsInAlloca = EatIfPresent(lltok::kw_inalloca);
- if (ParseType(Ty)) return true;
+ if (ParseType(Ty, TyLoc)) return true;
- if (!PointerType::isValidElementType(Ty))
- return TokError("pointer to this type is invalid");
+ if (Ty->isFunctionTy() || !PointerType::isValidElementType(Ty))
+ return Error(TyLoc, "invalid type for alloca");
bool AteExtraComma = false;
if (EatIfPresent(lltok::comma)) {
Lex.Lex();
}
- if (ParseTypeAndValue(Val, Loc, PFS) ||
+ Type *Ty = nullptr;
+ LocTy ExplicitTypeLoc = Lex.getLoc();
+ if (ParseType(Ty) ||
+ ParseToken(lltok::comma, "expected comma after load's type") ||
+ ParseTypeAndValue(Val, Loc, PFS) ||
ParseScopeAndOrdering(isAtomic, Scope, Ordering) ||
ParseOptionalCommaAlign(Alignment, AteExtraComma))
return true;
if (Ordering == Release || Ordering == AcquireRelease)
return Error(Loc, "atomic load cannot use Release ordering");
+ if (Ty != cast<PointerType>(Val->getType())->getElementType())
+ return Error(ExplicitTypeLoc,
+ "explicit pointee type doesn't match operand's pointee type");
+
Inst = new LoadInst(Val, "", isVolatile, Alignment, Ordering, Scope);
return AteExtraComma ? InstExtraComma : InstNormal;
}
bool InBounds = EatIfPresent(lltok::kw_inbounds);
- if (ParseTypeAndValue(Ptr, Loc, PFS)) return true;
+ Type *Ty = nullptr;
+ LocTy ExplicitTypeLoc = Lex.getLoc();
+ if (ParseType(Ty) ||
+ ParseToken(lltok::comma, "expected comma after getelementptr's type") ||
+ ParseTypeAndValue(Ptr, Loc, PFS))
+ return true;
Type *BaseType = Ptr->getType();
PointerType *BasePointerType = dyn_cast<PointerType>(BaseType->getScalarType());
if (!BasePointerType)
return Error(Loc, "base of getelementptr must be a pointer");
+ if (Ty != BasePointerType->getElementType())
+ return Error(ExplicitTypeLoc,
+ "explicit pointee type doesn't match operand's pointee type");
+
SmallVector<Value*, 16> Indices;
bool AteExtraComma = false;
while (EatIfPresent(lltok::comma)) {
Indices.push_back(Val);
}
- if (!Indices.empty() && !BasePointerType->getElementType()->isSized())
+ SmallPtrSet<const Type*, 4> Visited;
+ if (!Indices.empty() &&
+ !BasePointerType->getElementType()->isSized(&Visited))
return Error(Loc, "base element of getelementptr must be sized");
- if (!GetElementPtrInst::getIndexedType(BaseType, Indices))
+ if (!GetElementPtrInst::getIndexedType(
+ cast<PointerType>(BaseType->getScalarType())->getElementType(),
+ Indices))
return Error(Loc, "invalid getelementptr indices");
- Inst = GetElementPtrInst::Create(Ptr, Indices);
+ Inst = GetElementPtrInst::Create(Ty, Ptr, Indices);
if (InBounds)
cast<GetElementPtrInst>(Inst)->setIsInBounds(true);
return AteExtraComma ? InstExtraComma : InstNormal;