#include "llvm/DerivedTypes.h"
#include "llvm/InlineAsm.h"
#include "llvm/Instructions.h"
-#include "llvm/MDNode.h"
+#include "llvm/LLVMContext.h"
+#include "llvm/Metadata.h"
#include "llvm/Module.h"
+#include "llvm/Operator.h"
#include "llvm/ValueSymbolTable.h"
#include "llvm/ADT/SmallPtrSet.h"
#include "llvm/ADT/StringExtras.h"
+#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/raw_ostream.h"
using namespace llvm;
t_Null, t_Undef, t_Zero, // No value.
t_EmptyArray, // No value: []
t_Constant, // Value in ConstantVal.
- t_InlineAsm // Value in StrVal/StrVal2/UIntVal.
+ t_InlineAsm, // Value in StrVal/StrVal2/UIntVal.
+ t_Metadata // Value in MetadataVal.
} Kind;
LLParser::LocTy Loc;
APSInt APSIntVal;
APFloat APFloatVal;
Constant *ConstantVal;
+ MetadataBase *MetadataVal;
ValID() : APFloatVal(0.0) {}
};
}
"use of undefined value '@" +
utostr(ForwardRefValIDs.begin()->first) + "'");
+ if (!ForwardRefMDNodes.empty())
+ return Error(ForwardRefMDNodes.begin()->second.second,
+ "use of undefined metadata '!" +
+ utostr(ForwardRefMDNodes.begin()->first) + "'");
+
+
// Look for intrinsic functions and CallInst that need to be upgraded
for (Module::iterator FI = M->begin(), FE = M->end(); FI != FE; )
UpgradeCallsToIntrinsic(FI++); // must be post-increment, as we remove
case lltok::kw_target: if (ParseTargetDefinition()) 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;
+ case lltok::Metadata: if (ParseStandaloneMetadata()) return true; break;
+ case lltok::NamedMD: if (ParseNamedMetadata()) return true; break;
// The Global variable production with no name can have many different
// optional leading prefixes, the production is:
// GlobalVar ::= OptionalLinkage OptionalVisibility OptionalThreadLocal
// OptionalAddrSpace ('constant'|'global') ...
- case lltok::kw_private: // OptionalLinkage
- case lltok::kw_internal: // OptionalLinkage
- case lltok::kw_weak: // OptionalLinkage
- case lltok::kw_weak_odr: // OptionalLinkage
- case lltok::kw_linkonce: // OptionalLinkage
- case lltok::kw_linkonce_odr: // OptionalLinkage
- case lltok::kw_appending: // OptionalLinkage
- case lltok::kw_dllexport: // OptionalLinkage
- case lltok::kw_common: // OptionalLinkage
- case lltok::kw_dllimport: // OptionalLinkage
- case lltok::kw_extern_weak: // OptionalLinkage
- case lltok::kw_external: { // OptionalLinkage
+ case lltok::kw_private : // OptionalLinkage
+ case lltok::kw_linker_private: // OptionalLinkage
+ case lltok::kw_internal: // OptionalLinkage
+ case lltok::kw_weak: // OptionalLinkage
+ case lltok::kw_weak_odr: // OptionalLinkage
+ case lltok::kw_linkonce: // OptionalLinkage
+ case lltok::kw_linkonce_odr: // OptionalLinkage
+ case lltok::kw_appending: // OptionalLinkage
+ case lltok::kw_dllexport: // OptionalLinkage
+ case lltok::kw_common: // OptionalLinkage
+ case lltok::kw_dllimport: // OptionalLinkage
+ case lltok::kw_extern_weak: // OptionalLinkage
+ case lltok::kw_external: { // OptionalLinkage
unsigned Linkage, Visibility;
if (ParseOptionalLinkage(Linkage) ||
ParseOptionalVisibility(Visibility) ||
- ParseGlobal("", 0, Linkage, true, Visibility))
+ ParseGlobal("", SMLoc(), Linkage, true, Visibility))
return true;
break;
}
case lltok::kw_protected: { // OptionalVisibility
unsigned Visibility;
if (ParseOptionalVisibility(Visibility) ||
- ParseGlobal("", 0, 0, false, Visibility))
+ ParseGlobal("", SMLoc(), 0, false, Visibility))
return true;
break;
}
case lltok::kw_addrspace: // OptionalAddrSpace
case lltok::kw_constant: // GlobalType
case lltok::kw_global: // GlobalType
- if (ParseGlobal("", 0, 0, false, 0)) return true;
+ if (ParseGlobal("", SMLoc(), 0, false, 0)) return true;
break;
}
}
return ParseToken(lltok::rsquare, "expected ']' at end of list");
}
-/// toplevelentity
+/// ParseUnnamedType:
/// ::= 'type' type
+/// ::= LocalVarID '=' 'type' type
bool LLParser::ParseUnnamedType() {
+ unsigned TypeID = NumberedTypes.size();
+
+ // Handle the LocalVarID form.
+ if (Lex.getKind() == lltok::LocalVarID) {
+ if (Lex.getUIntVal() != TypeID)
+ return Error(Lex.getLoc(), "type expected to be numbered '%" +
+ utostr(TypeID) + "'");
+ Lex.Lex(); // eat LocalVarID;
+
+ if (ParseToken(lltok::equal, "expected '=' after name"))
+ return true;
+ }
+
assert(Lex.getKind() == lltok::kw_type);
LocTy TypeLoc = Lex.getLoc();
Lex.Lex(); // eat kw_type
PATypeHolder Ty(Type::VoidTy);
if (ParseType(Ty)) return true;
- unsigned TypeID = NumberedTypes.size();
-
// See if this type was previously referenced.
std::map<unsigned, std::pair<PATypeHolder, LocTy> >::iterator
FI = ForwardRefTypeIDs.find(TypeID);
return false;
}
+/// ParseUnnamedGlobal:
+/// OptionalVisibility ALIAS ...
+/// OptionalLinkage OptionalVisibility ... -> global variable
+/// GlobalID '=' OptionalVisibility ALIAS ...
+/// GlobalID '=' OptionalLinkage OptionalVisibility ... -> global variable
+bool LLParser::ParseUnnamedGlobal() {
+ unsigned VarID = NumberedVals.size();
+ std::string Name;
+ LocTy NameLoc = Lex.getLoc();
+
+ // Handle the GlobalID form.
+ if (Lex.getKind() == lltok::GlobalID) {
+ if (Lex.getUIntVal() != VarID)
+ return Error(Lex.getLoc(), "variable expected to be numbered '%" +
+ utostr(VarID) + "'");
+ Lex.Lex(); // eat GlobalID;
+
+ if (ParseToken(lltok::equal, "expected '=' after name"))
+ return true;
+ }
+
+ bool HasLinkage;
+ unsigned Linkage, Visibility;
+ if (ParseOptionalLinkage(Linkage, HasLinkage) ||
+ ParseOptionalVisibility(Visibility))
+ return true;
+
+ if (HasLinkage || Lex.getKind() != lltok::kw_alias)
+ return ParseGlobal(Name, NameLoc, Linkage, HasLinkage, Visibility);
+ return ParseAlias(Name, NameLoc, Visibility);
+}
+
/// ParseNamedGlobal:
/// GlobalVar '=' OptionalVisibility ALIAS ...
/// GlobalVar '=' OptionalLinkage OptionalVisibility ... -> global variable
return ParseAlias(Name, NameLoc, Visibility);
}
+// MDString:
+// ::= '!' STRINGCONSTANT
+bool LLParser::ParseMDString(MetadataBase *&MDS) {
+ std::string Str;
+ if (ParseStringConstant(Str)) return true;
+ MDS = MDString::get(Context, Str);
+ return false;
+}
+
+// MDNode:
+// ::= '!' MDNodeNumber
+bool LLParser::ParseMDNode(MetadataBase *&Node) {
+ // !{ ..., !42, ... }
+ unsigned MID = 0;
+ if (ParseUInt32(MID)) return true;
+
+ // Check existing MDNode.
+ std::map<unsigned, MetadataBase *>::iterator I = MetadataCache.find(MID);
+ if (I != MetadataCache.end()) {
+ Node = I->second;
+ return false;
+ }
+
+ // Check known forward references.
+ std::map<unsigned, std::pair<MetadataBase *, LocTy> >::iterator
+ FI = ForwardRefMDNodes.find(MID);
+ if (FI != ForwardRefMDNodes.end()) {
+ Node = FI->second.first;
+ return false;
+ }
+
+ // Create MDNode forward reference
+ SmallVector<Value *, 1> Elts;
+ std::string FwdRefName = "llvm.mdnode.fwdref." + utostr(MID);
+ Elts.push_back(MDString::get(Context, FwdRefName));
+ MDNode *FwdNode = MDNode::get(Context, Elts.data(), Elts.size());
+ ForwardRefMDNodes[MID] = std::make_pair(FwdNode, Lex.getLoc());
+ Node = FwdNode;
+ return false;
+}
+
+///ParseNamedMetadata:
+/// !foo = !{ !1, !2 }
+bool LLParser::ParseNamedMetadata() {
+ assert(Lex.getKind() == lltok::NamedMD);
+ Lex.Lex();
+ std::string Name = Lex.getStrVal();
+
+ if (ParseToken(lltok::equal, "expected '=' here"))
+ return true;
+
+ if (Lex.getKind() != lltok::Metadata)
+ return TokError("Expected '!' here");
+ Lex.Lex();
+
+ if (Lex.getKind() != lltok::lbrace)
+ return TokError("Expected '{' here");
+ Lex.Lex();
+ SmallVector<MetadataBase *, 8> Elts;
+ do {
+ if (Lex.getKind() != lltok::Metadata)
+ return TokError("Expected '!' here");
+ Lex.Lex();
+ MetadataBase *N = 0;
+ if (ParseMDNode(N)) return true;
+ Elts.push_back(N);
+ } while (EatIfPresent(lltok::comma));
+
+ if (ParseToken(lltok::rbrace, "expected end of metadata node"))
+ return true;
+
+ NamedMDNode::Create(Name, Elts.data(), Elts.size(), M);
+ return false;
+}
+
+/// ParseStandaloneMetadata:
+/// !42 = !{...}
+bool LLParser::ParseStandaloneMetadata() {
+ assert(Lex.getKind() == lltok::Metadata);
+ Lex.Lex();
+ unsigned MetadataID = 0;
+ if (ParseUInt32(MetadataID))
+ return true;
+ if (MetadataCache.find(MetadataID) != MetadataCache.end())
+ return TokError("Metadata id is already used");
+ if (ParseToken(lltok::equal, "expected '=' here"))
+ return true;
+
+ LocTy TyLoc;
+ PATypeHolder Ty(Type::VoidTy);
+ if (ParseType(Ty, TyLoc))
+ return true;
+
+ if (Lex.getKind() != lltok::Metadata)
+ return TokError("Expected metadata here");
+
+ Lex.Lex();
+ if (Lex.getKind() != lltok::lbrace)
+ return TokError("Expected '{' here");
+
+ SmallVector<Value *, 16> Elts;
+ if (ParseMDNodeVector(Elts)
+ || ParseToken(lltok::rbrace, "expected end of metadata node"))
+ return true;
+
+ MDNode *Init = MDNode::get(Context, Elts.data(), Elts.size());
+ MetadataCache[MetadataID] = Init;
+ std::map<unsigned, std::pair<MetadataBase *, LocTy> >::iterator
+ FI = ForwardRefMDNodes.find(MetadataID);
+ if (FI != ForwardRefMDNodes.end()) {
+ MDNode *FwdNode = cast<MDNode>(FI->second.first);
+ FwdNode->replaceAllUsesWith(Init);
+ ForwardRefMDNodes.erase(FI);
+ }
+
+ return false;
+}
+
/// ParseAlias:
/// ::= GlobalVar '=' OptionalVisibility 'alias' OptionalLinkage Aliasee
/// Aliasee
/// ::= TypeAndValue
/// ::= 'bitcast' '(' TypeAndValue 'to' Type ')'
-/// ::= 'getelementptr' '(' ... ')'
+/// ::= 'getelementptr' 'inbounds'? '(' ... ')'
///
/// Everything through visibility has already been parsed.
///
Linkage != GlobalValue::WeakAnyLinkage &&
Linkage != GlobalValue::WeakODRLinkage &&
Linkage != GlobalValue::InternalLinkage &&
- Linkage != GlobalValue::PrivateLinkage)
+ Linkage != GlobalValue::PrivateLinkage &&
+ Linkage != GlobalValue::LinkerPrivateLinkage)
return Error(LinkageLoc, "invalid linkage type for alias");
Constant *Aliasee;
}
if (GV == 0) {
- GV = new GlobalVariable(Ty, false, GlobalValue::ExternalLinkage, 0, Name,
- M, false, AddrSpace);
+ GV = new GlobalVariable(*M, Ty, false, GlobalValue::ExternalLinkage, 0,
+ Name, 0, false, AddrSpace);
} else {
if (GV->getType()->getElementType() != Ty)
return Error(TyLoc,
FwdVal = Function::Create(FT, GlobalValue::ExternalWeakLinkage, Name, M);
} else {
- FwdVal = new GlobalVariable(PTy->getElementType(), false,
- GlobalValue::ExternalWeakLinkage, 0, Name, M);
+ FwdVal = new GlobalVariable(*M, PTy->getElementType(), false,
+ GlobalValue::ExternalWeakLinkage, 0, Name);
}
ForwardRefVals[Name] = std::make_pair(FwdVal, Loc);
}
FwdVal = Function::Create(FT, GlobalValue::ExternalWeakLinkage, "", M);
} else {
- FwdVal = new GlobalVariable(PTy->getElementType(), false,
- GlobalValue::ExternalWeakLinkage, 0, "", M);
+ FwdVal = new GlobalVariable(*M, PTy->getElementType(), false,
+ GlobalValue::ExternalWeakLinkage, 0, "");
}
ForwardRefValIDs[ID] = std::make_pair(FwdVal, Loc);
case lltok::kw_sspreq: Attrs |= Attribute::StackProtectReq; break;
case lltok::kw_noredzone: Attrs |= Attribute::NoRedZone; break;
case lltok::kw_noimplicitfloat: Attrs |= Attribute::NoImplicitFloat; break;
+ case lltok::kw_naked: Attrs |= Attribute::Naked; break;
case lltok::kw_align: {
unsigned Alignment;
/// ParseOptionalLinkage
/// ::= /*empty*/
/// ::= 'private'
+/// ::= 'linker_private'
/// ::= 'internal'
/// ::= 'weak'
/// ::= 'weak_odr'
bool LLParser::ParseOptionalLinkage(unsigned &Res, bool &HasLinkage) {
HasLinkage = false;
switch (Lex.getKind()) {
- default: Res = GlobalValue::ExternalLinkage; return false;
- case lltok::kw_private: Res = GlobalValue::PrivateLinkage; break;
- case lltok::kw_internal: Res = GlobalValue::InternalLinkage; break;
- case lltok::kw_weak: Res = GlobalValue::WeakAnyLinkage; break;
- case lltok::kw_weak_odr: Res = GlobalValue::WeakODRLinkage; break;
- case lltok::kw_linkonce: Res = GlobalValue::LinkOnceAnyLinkage; break;
- case lltok::kw_linkonce_odr: Res = GlobalValue::LinkOnceODRLinkage; break;
+ default: Res=GlobalValue::ExternalLinkage; return false;
+ case lltok::kw_private: Res = GlobalValue::PrivateLinkage; break;
+ case lltok::kw_linker_private: Res = GlobalValue::LinkerPrivateLinkage; break;
+ case lltok::kw_internal: Res = GlobalValue::InternalLinkage; break;
+ case lltok::kw_weak: Res = GlobalValue::WeakAnyLinkage; break;
+ case lltok::kw_weak_odr: Res = GlobalValue::WeakODRLinkage; break;
+ case lltok::kw_linkonce: Res = GlobalValue::LinkOnceAnyLinkage; break;
+ case lltok::kw_linkonce_odr: Res = GlobalValue::LinkOnceODRLinkage; break;
case lltok::kw_available_externally:
Res = GlobalValue::AvailableExternallyLinkage;
break;
- case lltok::kw_appending: Res = GlobalValue::AppendingLinkage; break;
- case lltok::kw_dllexport: Res = GlobalValue::DLLExportLinkage; break;
- case lltok::kw_common: Res = GlobalValue::CommonLinkage; break;
- case lltok::kw_dllimport: Res = GlobalValue::DLLImportLinkage; break;
- case lltok::kw_extern_weak: Res = GlobalValue::ExternalWeakLinkage; break;
- case lltok::kw_external: Res = GlobalValue::ExternalLinkage; break;
+ case lltok::kw_appending: Res = GlobalValue::AppendingLinkage; break;
+ case lltok::kw_dllexport: Res = GlobalValue::DLLExportLinkage; break;
+ case lltok::kw_common: Res = GlobalValue::CommonLinkage; break;
+ case lltok::kw_dllimport: Res = GlobalValue::DLLImportLinkage; break;
+ case lltok::kw_extern_weak: Res = GlobalValue::ExternalWeakLinkage; break;
+ case lltok::kw_external: Res = GlobalValue::ExternalLinkage; break;
}
Lex.Lex();
HasLinkage = true;
Lex.Lex();
unsigned Val;
if (ParseUInt32(Val)) return true;
- OpaqueType *OT = OpaqueType::get(); // Use temporary placeholder.
+ OpaqueType *OT = OpaqueType::get(); //Use temporary placeholder.
UpRefs.push_back(UpRefRecord(Lex.getLoc(), Val, OT));
Result = OT;
break;
for (unsigned i = 0, e = ArgList.size(); i != e; ++i)
ArgListTy.push_back(ArgList[i].Type);
- Result = HandleUpRefs(FunctionType::get(Result.get(), ArgListTy, isVarArg));
+ Result = HandleUpRefs(FunctionType::get(Result.get(),
+ ArgListTy, isVarArg));
return false;
}
Lex.Lex(); // Consume the '{'
if (EatIfPresent(lltok::rbrace)) {
- Result = StructType::get(Packed);
+ Result = StructType::get(Context, Packed);
return false;
}
std::vector<const Type*> ParamsListTy;
for (unsigned i = 0, e = ParamsList.size(); i != e; ++i)
ParamsListTy.push_back(ParamsList[i].get());
- Result = HandleUpRefs(StructType::get(ParamsListTy, Packed));
+ Result = HandleUpRefs(StructType::get(Context, ParamsListTy, Packed));
return false;
}
for (std::map<std::string, std::pair<Value*, LocTy> >::iterator
I = ForwardRefVals.begin(), E = ForwardRefVals.end(); I != E; ++I)
if (!isa<BasicBlock>(I->second.first)) {
- I->second.first->replaceAllUsesWith(UndefValue::get(I->second.first
- ->getType()));
+ I->second.first->replaceAllUsesWith(
+ UndefValue::get(I->second.first->getType()));
delete I->second.first;
I->second.first = 0;
}
for (std::map<unsigned, std::pair<Value*, LocTy> >::iterator
I = ForwardRefValIDs.begin(), E = ForwardRefValIDs.end(); I != E; ++I)
if (!isa<BasicBlock>(I->second.first)) {
- I->second.first->replaceAllUsesWith(UndefValue::get(I->second.first
- ->getType()));
+ I->second.first->replaceAllUsesWith(
+ UndefValue::get(I->second.first->getType()));
delete I->second.first;
I->second.first = 0;
}
ID.Kind = ValID::t_LocalName;
break;
case lltok::Metadata: { // !{...} MDNode, !"foo" MDString
- ID.Kind = ValID::t_Constant;
+ ID.Kind = ValID::t_Metadata;
Lex.Lex();
if (Lex.getKind() == lltok::lbrace) {
SmallVector<Value*, 16> Elts;
ParseToken(lltok::rbrace, "expected end of metadata node"))
return true;
- ID.ConstantVal = MDNode::get(Elts.data(), Elts.size());
+ ID.MetadataVal = MDNode::get(Context, Elts.data(), Elts.size());
return false;
}
+ // Standalone metadata reference
+ // !{ ..., !42, ... }
+ if (!ParseMDNode(ID.MetadataVal))
+ return false;
+
// MDString:
// ::= '!' STRINGCONSTANT
- std::string Str;
- if (ParseStringConstant(Str)) return true;
-
- ID.ConstantVal = MDString::get(Str.data(), Str.data() + Str.size());
+ if (ParseMDString(ID.MetadataVal)) return true;
+ ID.Kind = ValID::t_Metadata;
return false;
}
case lltok::APSInt:
ID.Kind = ValID::t_APFloat;
break;
case lltok::kw_true:
- ID.ConstantVal = ConstantInt::getTrue();
+ ID.ConstantVal = ConstantInt::getTrue(Context);
ID.Kind = ValID::t_Constant;
break;
case lltok::kw_false:
- ID.ConstantVal = ConstantInt::getFalse();
+ ID.ConstantVal = ConstantInt::getFalse(Context);
ID.Kind = ValID::t_Constant;
break;
case lltok::kw_null: ID.Kind = ValID::t_Null; break;
ParseToken(lltok::rbrace, "expected end of struct constant"))
return true;
- ID.ConstantVal = ConstantStruct::get(Elts.data(), Elts.size(), false);
+ ID.ConstantVal = ConstantStruct::get(Context, Elts.data(),
+ Elts.size(), false);
ID.Kind = ValID::t_Constant;
return false;
}
return true;
if (isPackedStruct) {
- ID.ConstantVal = ConstantStruct::get(Elts.data(), Elts.size(), true);
+ ID.ConstantVal =
+ ConstantStruct::get(Context, Elts.data(), Elts.size(), true);
ID.Kind = ValID::t_Constant;
return false;
}
return Error(ID.Loc, "invalid cast opcode for cast from '" +
SrcVal->getType()->getDescription() + "' to '" +
DestTy->getDescription() + "'");
- ID.ConstantVal = ConstantExpr::getCast((Instruction::CastOps)Opc, SrcVal,
- DestTy);
+ ID.ConstantVal = ConstantExpr::getCast((Instruction::CastOps)Opc,
+ SrcVal, DestTy);
ID.Kind = ValID::t_Constant;
return false;
}
if (!ExtractValueInst::getIndexedType(Val0->getType(), Indices.begin(),
Indices.end()))
return Error(ID.Loc, "invalid indices for insertvalue");
- ID.ConstantVal =
- ConstantExpr::getInsertValue(Val0, Val1, Indices.data(), Indices.size());
+ ID.ConstantVal = ConstantExpr::getInsertValue(Val0, Val1,
+ Indices.data(), Indices.size());
ID.Kind = ValID::t_Constant;
return false;
}
case lltok::kw_icmp:
- case lltok::kw_fcmp:
- case lltok::kw_vicmp:
- case lltok::kw_vfcmp: {
+ case lltok::kw_fcmp: {
unsigned PredVal, Opc = Lex.getUIntVal();
Constant *Val0, *Val1;
Lex.Lex();
if (!Val0->getType()->isFPOrFPVector())
return Error(ID.Loc, "fcmp requires floating point operands");
ID.ConstantVal = ConstantExpr::getFCmp(Pred, Val0, Val1);
- } else if (Opc == Instruction::ICmp) {
+ } else {
+ assert(Opc == Instruction::ICmp && "Unexpected opcode for CmpInst!");
if (!Val0->getType()->isIntOrIntVector() &&
!isa<PointerType>(Val0->getType()))
return Error(ID.Loc, "icmp requires pointer or integer operands");
ID.ConstantVal = ConstantExpr::getICmp(Pred, Val0, Val1);
- } else if (Opc == Instruction::VFCmp) {
- // FIXME: REMOVE VFCMP Support
- if (!Val0->getType()->isFPOrFPVector() ||
- !isa<VectorType>(Val0->getType()))
- return Error(ID.Loc, "vfcmp requires vector floating point operands");
- ID.ConstantVal = ConstantExpr::getVFCmp(Pred, Val0, Val1);
- } else if (Opc == Instruction::VICmp) {
- // FIXME: REMOVE VICMP Support
- if (!Val0->getType()->isIntOrIntVector() ||
- !isa<VectorType>(Val0->getType()))
- return Error(ID.Loc, "vicmp requires vector floating point operands");
- ID.ConstantVal = ConstantExpr::getVICmp(Pred, Val0, Val1);
}
ID.Kind = ValID::t_Constant;
return false;
case lltok::kw_urem:
case lltok::kw_srem:
case lltok::kw_frem: {
+ bool NUW = false;
+ bool NSW = false;
+ bool Exact = false;
unsigned Opc = Lex.getUIntVal();
Constant *Val0, *Val1;
Lex.Lex();
+ LocTy ModifierLoc = Lex.getLoc();
+ if (Opc == Instruction::Add ||
+ Opc == Instruction::Sub ||
+ Opc == Instruction::Mul) {
+ if (EatIfPresent(lltok::kw_nuw))
+ NUW = true;
+ if (EatIfPresent(lltok::kw_nsw)) {
+ NSW = true;
+ if (EatIfPresent(lltok::kw_nuw))
+ NUW = true;
+ }
+ } else if (Opc == Instruction::SDiv) {
+ if (EatIfPresent(lltok::kw_exact))
+ Exact = true;
+ }
if (ParseToken(lltok::lparen, "expected '(' in binary constantexpr") ||
ParseGlobalTypeAndValue(Val0) ||
ParseToken(lltok::comma, "expected comma in binary constantexpr") ||
return true;
if (Val0->getType() != Val1->getType())
return Error(ID.Loc, "operands of constexpr must have same type");
+ if (!Val0->getType()->isIntOrIntVector()) {
+ if (NUW)
+ return Error(ModifierLoc, "nuw only applies to integer operations");
+ if (NSW)
+ return Error(ModifierLoc, "nsw only applies to integer operations");
+ }
+ // API compatibility: Accept either integer or floating-point types with
+ // add, sub, and mul.
if (!Val0->getType()->isIntOrIntVector() &&
!Val0->getType()->isFPOrFPVector())
return Error(ID.Loc,"constexpr requires integer, fp, or vector operands");
- ID.ConstantVal = ConstantExpr::get(Opc, Val0, Val1);
+ Constant *C = ConstantExpr::get(Opc, Val0, Val1);
+ if (NUW)
+ cast<OverflowingBinaryOperator>(C)->setHasNoUnsignedOverflow(true);
+ if (NSW)
+ cast<OverflowingBinaryOperator>(C)->setHasNoSignedOverflow(true);
+ if (Exact)
+ cast<SDivOperator>(C)->setIsExact(true);
+ ID.ConstantVal = C;
ID.Kind = ValID::t_Constant;
return false;
}
case lltok::kw_select: {
unsigned Opc = Lex.getUIntVal();
SmallVector<Constant*, 16> Elts;
+ bool InBounds = false;
Lex.Lex();
+ if (Opc == Instruction::GetElementPtr)
+ InBounds = EatIfPresent(lltok::kw_inbounds);
if (ParseToken(lltok::lparen, "expected '(' in constantexpr") ||
ParseGlobalValueVector(Elts) ||
ParseToken(lltok::rparen, "expected ')' in constantexpr"))
return Error(ID.Loc, "getelementptr requires pointer operand");
if (!GetElementPtrInst::getIndexedType(Elts[0]->getType(),
- (Value**)&Elts[1], Elts.size()-1))
+ (Value**)(Elts.data() + 1),
+ Elts.size() - 1))
return Error(ID.Loc, "invalid indices for getelementptr");
ID.ConstantVal = ConstantExpr::getGetElementPtr(Elts[0],
- &Elts[1], Elts.size()-1);
+ Elts.data() + 1, Elts.size() - 1);
+ if (InBounds)
+ cast<GEPOperator>(ID.ConstantVal)->setIsInBounds(true);
} else if (Opc == Instruction::Select) {
if (Elts.size() != 3)
return Error(ID.Loc, "expected three operands to select");
return Error(ID.Loc, "expected three operands to shufflevector");
if (!ShuffleVectorInst::isValidOperands(Elts[0], Elts[1], Elts[2]))
return Error(ID.Loc, "invalid operands to shufflevector");
- ID.ConstantVal = ConstantExpr::getShuffleVector(Elts[0], Elts[1],Elts[2]);
+ ID.ConstantVal =
+ ConstantExpr::getShuffleVector(Elts[0], Elts[1],Elts[2]);
} else if (Opc == Instruction::ExtractElement) {
if (Elts.size() != 2)
return Error(ID.Loc, "expected two operands to extractelement");
return Error(ID.Loc, "expected three operands to insertelement");
if (!InsertElementInst::isValidOperands(Elts[0], Elts[1], Elts[2]))
return Error(ID.Loc, "invalid insertelement operands");
- ID.ConstantVal = ConstantExpr::getInsertElement(Elts[0], Elts[1],Elts[2]);
+ ID.ConstantVal =
+ ConstantExpr::getInsertElement(Elts[0], Elts[1],Elts[2]);
}
ID.Kind = ValID::t_Constant;
return Error(ID.Loc, "functions are not values, refer to them as pointers");
switch (ID.Kind) {
- default: assert(0 && "Unknown ValID!");
+ default: llvm_unreachable("Unknown ValID!");
+ case ValID::t_Metadata:
+ return Error(ID.Loc, "invalid use of metadata");
case ValID::t_LocalID:
case ValID::t_LocalName:
return Error(ID.Loc, "invalid use of function-local name");
if (!isa<IntegerType>(Ty))
return Error(ID.Loc, "integer constant must have integer type");
ID.APSIntVal.extOrTrunc(Ty->getPrimitiveSizeInBits());
- V = ConstantInt::get(ID.APSIntVal);
+ V = ConstantInt::get(Context, ID.APSIntVal);
return false;
case ValID::t_APFloat:
if (!Ty->isFloatingPoint() ||
ID.APFloatVal.convert(APFloat::IEEEsingle, APFloat::rmNearestTiesToEven,
&Ignored);
}
- V = ConstantFP::get(ID.APFloatVal);
+ V = ConstantFP::get(Context, ID.APFloatVal);
if (V->getType() != Ty)
return Error(ID.Loc, "floating point constant does not have type '" +
return Error(ID.Loc, "invalid type for inline asm constraint string");
V = InlineAsm::get(FTy, ID.StrVal, ID.StrVal2, ID.UIntVal);
return false;
+ } else if (ID.Kind == ValID::t_Metadata) {
+ V = ID.MetadataVal;
} else {
Constant *C;
if (ConvertGlobalValIDToValue(Ty, ID, C)) return true;
return Error(LinkageLoc, "invalid linkage for function definition");
break;
case GlobalValue::PrivateLinkage:
+ case GlobalValue::LinkerPrivateLinkage:
case GlobalValue::InternalLinkage:
case GlobalValue::AvailableExternallyLinkage:
case GlobalValue::LinkOnceAnyLinkage:
RetType != Type::VoidTy)
return Error(RetTypeLoc, "functions with 'sret' argument must return void");
- const FunctionType *FT = FunctionType::get(RetType, ParamTypeList, isVarArg);
+ const FunctionType *FT =
+ FunctionType::get(RetType, ParamTypeList, isVarArg);
const PointerType *PFT = PointerType::getUnqual(FT);
Fn = 0;
// Binary Operators.
case lltok::kw_add:
case lltok::kw_sub:
- case lltok::kw_mul:
+ case lltok::kw_mul: {
+ bool NUW = false;
+ bool NSW = false;
+ LocTy ModifierLoc = Lex.getLoc();
+ if (EatIfPresent(lltok::kw_nuw))
+ NUW = true;
+ if (EatIfPresent(lltok::kw_nsw)) {
+ NSW = true;
+ if (EatIfPresent(lltok::kw_nuw))
+ NUW = true;
+ }
// API compatibility: Accept either integer or floating-point types.
- return ParseArithmetic(Inst, PFS, KeywordVal, 0);
+ bool Result = ParseArithmetic(Inst, PFS, KeywordVal, 0);
+ if (!Result) {
+ if (!Inst->getType()->isIntOrIntVector()) {
+ if (NUW)
+ return Error(ModifierLoc, "nuw only applies to integer operations");
+ if (NSW)
+ return Error(ModifierLoc, "nsw only applies to integer operations");
+ }
+ if (NUW)
+ cast<OverflowingBinaryOperator>(Inst)->setHasNoUnsignedOverflow(true);
+ if (NSW)
+ cast<OverflowingBinaryOperator>(Inst)->setHasNoSignedOverflow(true);
+ }
+ return Result;
+ }
case lltok::kw_fadd:
case lltok::kw_fsub:
case lltok::kw_fmul: return ParseArithmetic(Inst, PFS, KeywordVal, 2);
+ case lltok::kw_sdiv: {
+ bool Exact = false;
+ if (EatIfPresent(lltok::kw_exact))
+ Exact = true;
+ bool Result = ParseArithmetic(Inst, PFS, KeywordVal, 1);
+ if (!Result)
+ if (Exact)
+ cast<SDivOperator>(Inst)->setIsExact(true);
+ return Result;
+ }
+
case lltok::kw_udiv:
- case lltok::kw_sdiv:
case lltok::kw_urem:
case lltok::kw_srem: return ParseArithmetic(Inst, PFS, KeywordVal, 1);
case lltok::kw_fdiv:
case lltok::kw_or:
case lltok::kw_xor: return ParseLogical(Inst, PFS, KeywordVal);
case lltok::kw_icmp:
- case lltok::kw_fcmp:
- case lltok::kw_vicmp:
- case lltok::kw_vfcmp: return ParseCompare(Inst, PFS, KeywordVal);
+ case lltok::kw_fcmp: return ParseCompare(Inst, PFS, KeywordVal);
// Casts.
case lltok::kw_trunc:
case lltok::kw_zext:
/// ParseCmpPredicate - Parse an integer or fp predicate, based on Kind.
bool LLParser::ParseCmpPredicate(unsigned &P, unsigned Opc) {
- // FIXME: REMOVE vicmp/vfcmp!
- if (Opc == Instruction::FCmp || Opc == Instruction::VFCmp) {
+ if (Opc == Instruction::FCmp) {
switch (Lex.getKind()) {
default: TokError("expected fcmp predicate (e.g. 'oeq')");
case lltok::kw_oeq: P = CmpInst::FCMP_OEQ; break;
bool Valid;
switch (OperandType) {
- default: assert(0 && "Unknown operand type!");
+ default: llvm_unreachable("Unknown operand type!");
case 0: // int or FP.
Valid = LHS->getType()->isIntOrIntVector() ||
LHS->getType()->isFPOrFPVector();
/// ParseCompare
/// ::= 'icmp' IPredicates TypeAndValue ',' Value
/// ::= 'fcmp' FPredicates TypeAndValue ',' Value
-/// ::= 'vicmp' IPredicates TypeAndValue ',' Value
-/// ::= 'vfcmp' FPredicates TypeAndValue ',' Value
bool LLParser::ParseCompare(Instruction *&Inst, PerFunctionState &PFS,
unsigned Opc) {
// Parse the integer/fp comparison predicate.
if (Opc == Instruction::FCmp) {
if (!LHS->getType()->isFPOrFPVector())
return Error(Loc, "fcmp requires floating point operands");
- Inst = new FCmpInst(CmpInst::Predicate(Pred), LHS, RHS);
- } else if (Opc == Instruction::ICmp) {
+ Inst = new FCmpInst(Context, CmpInst::Predicate(Pred), LHS, RHS);
+ } else {
+ assert(Opc == Instruction::ICmp && "Unknown opcode for CmpInst!");
if (!LHS->getType()->isIntOrIntVector() &&
!isa<PointerType>(LHS->getType()))
return Error(Loc, "icmp requires integer operands");
- Inst = new ICmpInst(CmpInst::Predicate(Pred), LHS, RHS);
- } else if (Opc == Instruction::VFCmp) {
- if (!LHS->getType()->isFPOrFPVector() || !isa<VectorType>(LHS->getType()))
- return Error(Loc, "vfcmp requires vector floating point operands");
- Inst = new VFCmpInst(CmpInst::Predicate(Pred), LHS, RHS);
- } else if (Opc == Instruction::VICmp) {
- if (!LHS->getType()->isIntOrIntVector() || !isa<VectorType>(LHS->getType()))
- return Error(Loc, "vicmp requires vector floating point operands");
- Inst = new VICmpInst(CmpInst::Predicate(Pred), LHS, RHS);
+ Inst = new ICmpInst(Context, CmpInst::Predicate(Pred), LHS, RHS);
}
return false;
}
if (!ExtractElementInst::isValidOperands(Op0, Op1))
return Error(Loc, "invalid extractelement operands");
- Inst = new ExtractElementInst(Op0, Op1);
+ Inst = ExtractElementInst::Create(Op0, Op1);
return false;
}
return true;
if (!InsertElementInst::isValidOperands(Op0, Op1, Op2))
- return Error(Loc, "invalid extractelement operands");
+ return Error(Loc, "invalid insertelement operands");
Inst = InsertElementInst::Create(Op0, Op1, Op2);
return false;
unsigned Opc) {
PATypeHolder Ty(Type::VoidTy);
Value *Size = 0;
- LocTy SizeLoc = 0;
+ LocTy SizeLoc;
unsigned Alignment = 0;
if (ParseType(Ty)) return true;
}
/// ParseGetElementPtr
-/// ::= 'getelementptr' TypeAndValue (',' TypeAndValue)*
+/// ::= 'getelementptr' 'inbounds'? TypeAndValue (',' TypeAndValue)*
bool LLParser::ParseGetElementPtr(Instruction *&Inst, PerFunctionState &PFS) {
Value *Ptr, *Val; LocTy Loc, EltLoc;
+
+ bool InBounds = EatIfPresent(lltok::kw_inbounds);
+
if (ParseTypeAndValue(Ptr, Loc, PFS)) return true;
if (!isa<PointerType>(Ptr->getType()))
Indices.begin(), Indices.end()))
return Error(Loc, "invalid getelementptr indices");
Inst = GetElementPtrInst::Create(Ptr, Indices.begin(), Indices.end());
+ if (InBounds)
+ cast<GEPOperator>(Inst)->setIsInBounds(true);
return false;
}
assert(Lex.getKind() == lltok::lbrace);
Lex.Lex();
do {
- Value *V;
+ Value *V = 0;
if (Lex.getKind() == lltok::kw_null) {
Lex.Lex();
V = 0;
} else {
- Constant *C;
- if (ParseGlobalTypeAndValue(C)) return true;
- V = C;
+ PATypeHolder Ty(Type::VoidTy);
+ if (ParseType(Ty)) return true;
+ if (Lex.getKind() == lltok::Metadata) {
+ Lex.Lex();
+ MetadataBase *Node = 0;
+ if (!ParseMDNode(Node))
+ V = Node;
+ else {
+ MetadataBase *MDS = 0;
+ if (ParseMDString(MDS)) return true;
+ V = MDS;
+ }
+ } else {
+ Constant *C;
+ if (ParseGlobalValue(Ty, C)) return true;
+ V = C;
+ }
}
Elts.push_back(V);
} while (EatIfPresent(lltok::comma));