#include "LLParser.h"
#include "llvm/ADT/SmallPtrSet.h"
+#include "llvm/ADT/STLExtras.h"
#include "llvm/AsmParser/SlotMapping.h"
#include "llvm/IR/AutoUpgrade.h"
#include "llvm/IR/CallingConv.h"
ValidateEndOfModule();
}
+bool LLParser::parseStandaloneConstantValue(Constant *&C,
+ const SlotMapping *Slots) {
+ restoreParsingState(Slots);
+ Lex.Lex();
+
+ Type *Ty = nullptr;
+ if (ParseType(Ty) || parseConstantValue(Ty, C))
+ return true;
+ if (Lex.getKind() != lltok::Eof)
+ return Error(Lex.getLoc(), "expected end of string");
+ return false;
+}
+
+void LLParser::restoreParsingState(const SlotMapping *Slots) {
+ if (!Slots)
+ return;
+ NumberedVals = Slots->GlobalValues;
+ NumberedMetadata = Slots->MetadataNodes;
+ for (const auto &I : Slots->NamedTypes)
+ NamedTypes.insert(
+ std::make_pair(I.getKey(), std::make_pair(I.second, LocTy())));
+ for (const auto &I : Slots->Types)
+ NumberedTypes.insert(
+ std::make_pair(I.first, std::make_pair(I.second, LocTy())));
+}
+
/// ValidateEndOfModule - Do final validity and sanity checks at the end of the
/// module.
bool LLParser::ValidateEndOfModule() {
// 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
+ UpgradeCallsToIntrinsic(&*FI++); // must be post-increment, as we remove
UpgradeDebugInfo(*M);
// the mapping from LLParser as it doesn't need it anymore.
Slots->GlobalValues = std::move(NumberedVals);
Slots->MetadataNodes = std::move(NumberedMetadata);
+ for (const auto &I : NamedTypes)
+ Slots->NamedTypes.insert(std::make_pair(I.getKey(), I.second.first));
+ for (const auto &I : NumberedTypes)
+ Slots->Types.insert(std::make_pair(I.first, I.second.first));
return false;
}
return Error(NameLoc,
"symbol with local linkage must have default visibility");
+ Type *Ty;
+ LocTy ExplicitTypeLoc = Lex.getLoc();
+ if (ParseType(Ty) ||
+ ParseToken(lltok::comma, "expected comma after alias's type"))
+ return true;
+
Constant *Aliasee;
LocTy AliaseeLoc = Lex.getLoc();
if (Lex.getKind() != lltok::kw_bitcast &&
auto *PTy = dyn_cast<PointerType>(AliaseeType);
if (!PTy)
return Error(AliaseeLoc, "An alias must have pointer type");
+ unsigned AddrSpace = PTy->getAddressSpace();
+
+ if (Ty != PTy->getElementType())
+ return Error(
+ ExplicitTypeLoc,
+ "explicit pointee type doesn't match operand's pointee type");
+
+ GlobalValue *GVal = nullptr;
+
+ // See if the alias was forward referenced, if so, prepare to replace the
+ // forward reference.
+ if (!Name.empty()) {
+ GVal = M->getNamedValue(Name);
+ if (GVal) {
+ if (!ForwardRefVals.erase(Name))
+ return Error(NameLoc, "redefinition of global '@" + Name + "'");
+ }
+ } else {
+ auto I = ForwardRefValIDs.find(NumberedVals.size());
+ if (I != ForwardRefValIDs.end()) {
+ GVal = I->second.first;
+ ForwardRefValIDs.erase(I);
+ }
+ }
// Okay, create the alias but do not insert it into the module yet.
std::unique_ptr<GlobalAlias> GA(
- GlobalAlias::create(PTy, (GlobalValue::LinkageTypes)Linkage, Name,
- Aliasee, /*Parent*/ nullptr));
+ GlobalAlias::create(Ty, AddrSpace, (GlobalValue::LinkageTypes)Linkage,
+ Name, Aliasee, /*Parent*/ nullptr));
GA->setThreadLocalMode(TLM);
GA->setVisibility((GlobalValue::VisibilityTypes)Visibility);
GA->setDLLStorageClass((GlobalValue::DLLStorageClassTypes)DLLStorageClass);
if (Name.empty())
NumberedVals.push_back(GA.get());
- // See if this value already exists in the symbol table. If so, it is either
- // a redefinition or a definition of a forward reference.
- if (GlobalValue *Val = M->getNamedValue(Name)) {
- // See if this was a redefinition. If so, there is no entry in
- // ForwardRefVals.
- std::map<std::string, std::pair<GlobalValue*, LocTy> >::iterator
- I = ForwardRefVals.find(Name);
- if (I == ForwardRefVals.end())
- return Error(NameLoc, "redefinition of global named '@" + Name + "'");
-
- // Otherwise, this was a definition of forward ref. Verify that types
- // agree.
- if (Val->getType() != GA->getType())
- return Error(NameLoc,
- "forward reference and definition of alias have different types");
+ if (GVal) {
+ // Verify that types agree.
+ if (GVal->getType() != GA->getType())
+ return Error(
+ ExplicitTypeLoc,
+ "forward reference and definition of alias have different types");
// If they agree, just RAUW the old value with the alias and remove the
// forward ref info.
- Val->replaceAllUsesWith(GA.get());
- Val->eraseFromParent();
- ForwardRefVals.erase(I);
+ GVal->replaceAllUsesWith(GA.get());
+ GVal->eraseFromParent();
}
// Insert into the module, we know its name won't collide now.
if (!Name.empty()) {
GVal = M->getNamedValue(Name);
if (GVal) {
- if (!ForwardRefVals.erase(Name) || !isa<GlobalValue>(GVal))
+ if (!ForwardRefVals.erase(Name))
return Error(NameLoc, "redefinition of global '@" + Name + "'");
}
} else {
- std::map<unsigned, std::pair<GlobalValue*, LocTy> >::iterator
- I = ForwardRefValIDs.find(NumberedVals.size());
+ auto I = ForwardRefValIDs.find(NumberedVals.size());
if (I != ForwardRefValIDs.end()) {
GVal = I->second.first;
ForwardRefValIDs.erase(I);
}
// Target-dependent attributes:
case lltok::StringConstant: {
- std::string Attr = Lex.getStrVal();
- Lex.Lex();
- std::string Val;
- if (EatIfPresent(lltok::equal) &&
- ParseStringConstant(Val))
+ if (ParseStringAttribute(B))
return true;
-
- B.addAttribute(Attr, Val);
continue;
}
B.addStackAlignmentAttr(Alignment);
continue;
}
- case lltok::kw_alwaysinline: B.addAttribute(Attribute::AlwaysInline); break;
- case lltok::kw_builtin: B.addAttribute(Attribute::Builtin); break;
- case lltok::kw_cold: B.addAttribute(Attribute::Cold); break;
- case lltok::kw_convergent: B.addAttribute(Attribute::Convergent); break;
- case lltok::kw_inlinehint: B.addAttribute(Attribute::InlineHint); break;
- case lltok::kw_jumptable: B.addAttribute(Attribute::JumpTable); break;
- case lltok::kw_minsize: B.addAttribute(Attribute::MinSize); break;
- case lltok::kw_naked: B.addAttribute(Attribute::Naked); break;
- case lltok::kw_nobuiltin: B.addAttribute(Attribute::NoBuiltin); break;
- case lltok::kw_noduplicate: B.addAttribute(Attribute::NoDuplicate); break;
- case lltok::kw_noimplicitfloat: B.addAttribute(Attribute::NoImplicitFloat); break;
- case lltok::kw_noinline: B.addAttribute(Attribute::NoInline); break;
- case lltok::kw_nonlazybind: B.addAttribute(Attribute::NonLazyBind); break;
- case lltok::kw_noredzone: B.addAttribute(Attribute::NoRedZone); break;
- case lltok::kw_noreturn: B.addAttribute(Attribute::NoReturn); break;
- case lltok::kw_nounwind: B.addAttribute(Attribute::NoUnwind); break;
- case lltok::kw_optnone: B.addAttribute(Attribute::OptimizeNone); break;
- case lltok::kw_optsize: B.addAttribute(Attribute::OptimizeForSize); break;
- case lltok::kw_readnone: B.addAttribute(Attribute::ReadNone); break;
- case lltok::kw_readonly: B.addAttribute(Attribute::ReadOnly); break;
- case lltok::kw_returns_twice: B.addAttribute(Attribute::ReturnsTwice); break;
- case lltok::kw_ssp: B.addAttribute(Attribute::StackProtect); break;
- case lltok::kw_sspreq: B.addAttribute(Attribute::StackProtectReq); break;
- case lltok::kw_sspstrong: B.addAttribute(Attribute::StackProtectStrong); break;
- case lltok::kw_safestack: B.addAttribute(Attribute::SafeStack); break;
- case lltok::kw_sanitize_address: B.addAttribute(Attribute::SanitizeAddress); break;
- case lltok::kw_sanitize_thread: B.addAttribute(Attribute::SanitizeThread); break;
- case lltok::kw_sanitize_memory: B.addAttribute(Attribute::SanitizeMemory); break;
- case lltok::kw_uwtable: B.addAttribute(Attribute::UWTable); break;
+ case lltok::kw_alwaysinline: B.addAttribute(Attribute::AlwaysInline); break;
+ case lltok::kw_argmemonly: B.addAttribute(Attribute::ArgMemOnly); break;
+ case lltok::kw_builtin: B.addAttribute(Attribute::Builtin); break;
+ case lltok::kw_cold: B.addAttribute(Attribute::Cold); break;
+ case lltok::kw_convergent: B.addAttribute(Attribute::Convergent); break;
+ case lltok::kw_inaccessiblememonly:
+ B.addAttribute(Attribute::InaccessibleMemOnly); break;
+ case lltok::kw_inaccessiblemem_or_argmemonly:
+ B.addAttribute(Attribute::InaccessibleMemOrArgMemOnly); break;
+ case lltok::kw_inlinehint: B.addAttribute(Attribute::InlineHint); break;
+ case lltok::kw_jumptable: B.addAttribute(Attribute::JumpTable); break;
+ case lltok::kw_minsize: B.addAttribute(Attribute::MinSize); break;
+ case lltok::kw_naked: B.addAttribute(Attribute::Naked); break;
+ case lltok::kw_nobuiltin: B.addAttribute(Attribute::NoBuiltin); break;
+ case lltok::kw_noduplicate: B.addAttribute(Attribute::NoDuplicate); break;
+ case lltok::kw_noimplicitfloat:
+ B.addAttribute(Attribute::NoImplicitFloat); break;
+ case lltok::kw_noinline: B.addAttribute(Attribute::NoInline); break;
+ case lltok::kw_nonlazybind: B.addAttribute(Attribute::NonLazyBind); break;
+ case lltok::kw_noredzone: B.addAttribute(Attribute::NoRedZone); break;
+ case lltok::kw_noreturn: B.addAttribute(Attribute::NoReturn); break;
+ case lltok::kw_norecurse: B.addAttribute(Attribute::NoRecurse); break;
+ case lltok::kw_nounwind: B.addAttribute(Attribute::NoUnwind); break;
+ case lltok::kw_optnone: B.addAttribute(Attribute::OptimizeNone); break;
+ case lltok::kw_optsize: B.addAttribute(Attribute::OptimizeForSize); break;
+ case lltok::kw_readnone: B.addAttribute(Attribute::ReadNone); break;
+ case lltok::kw_readonly: B.addAttribute(Attribute::ReadOnly); break;
+ case lltok::kw_returns_twice:
+ B.addAttribute(Attribute::ReturnsTwice); break;
+ case lltok::kw_ssp: B.addAttribute(Attribute::StackProtect); break;
+ case lltok::kw_sspreq: B.addAttribute(Attribute::StackProtectReq); break;
+ case lltok::kw_sspstrong:
+ B.addAttribute(Attribute::StackProtectStrong); break;
+ case lltok::kw_safestack: B.addAttribute(Attribute::SafeStack); break;
+ case lltok::kw_sanitize_address:
+ B.addAttribute(Attribute::SanitizeAddress); break;
+ case lltok::kw_sanitize_thread:
+ B.addAttribute(Attribute::SanitizeThread); break;
+ case lltok::kw_sanitize_memory:
+ B.addAttribute(Attribute::SanitizeMemory); break;
+ case lltok::kw_uwtable: B.addAttribute(Attribute::UWTable); break;
// Error handling.
case lltok::kw_inreg:
// GlobalValue Reference/Resolution Routines.
//===----------------------------------------------------------------------===//
+static inline GlobalValue *createGlobalFwdRef(Module *M, PointerType *PTy,
+ const std::string &Name) {
+ if (auto *FT = dyn_cast<FunctionType>(PTy->getElementType()))
+ return Function::Create(FT, GlobalValue::ExternalWeakLinkage, Name, M);
+ else
+ return new GlobalVariable(*M, PTy->getElementType(), false,
+ GlobalValue::ExternalWeakLinkage, nullptr, Name,
+ nullptr, GlobalVariable::NotThreadLocal,
+ PTy->getAddressSpace());
+}
+
/// GetGlobalVal - Get a value with the specified name or ID, creating a
/// forward reference record if needed. This can return null if the value
/// exists but does not have the right type.
// If this is a forward reference for the value, see if we already created a
// forward ref record.
if (!Val) {
- std::map<std::string, std::pair<GlobalValue*, LocTy> >::iterator
- I = ForwardRefVals.find(Name);
+ auto I = ForwardRefVals.find(Name);
if (I != ForwardRefVals.end())
Val = I->second.first;
}
}
// Otherwise, create a new forward reference for this value and remember it.
- GlobalValue *FwdVal;
- if (FunctionType *FT = dyn_cast<FunctionType>(PTy->getElementType()))
- FwdVal = Function::Create(FT, GlobalValue::ExternalWeakLinkage, Name, M);
- else
- FwdVal = new GlobalVariable(*M, PTy->getElementType(), false,
- GlobalValue::ExternalWeakLinkage, nullptr, Name,
- nullptr, GlobalVariable::NotThreadLocal,
- PTy->getAddressSpace());
-
+ GlobalValue *FwdVal = createGlobalFwdRef(M, PTy, Name);
ForwardRefVals[Name] = std::make_pair(FwdVal, Loc);
return FwdVal;
}
// If this is a forward reference for the value, see if we already created a
// forward ref record.
if (!Val) {
- std::map<unsigned, std::pair<GlobalValue*, LocTy> >::iterator
- I = ForwardRefValIDs.find(ID);
+ auto I = ForwardRefValIDs.find(ID);
if (I != ForwardRefValIDs.end())
Val = I->second.first;
}
}
// Otherwise, create a new forward reference for this value and remember it.
- GlobalValue *FwdVal;
- if (FunctionType *FT = dyn_cast<FunctionType>(PTy->getElementType()))
- FwdVal = Function::Create(FT, GlobalValue::ExternalWeakLinkage, "", M);
- else
- FwdVal = new GlobalVariable(*M, PTy->getElementType(), false,
- GlobalValue::ExternalWeakLinkage, nullptr, "");
-
+ GlobalValue *FwdVal = createGlobalFwdRef(M, PTy, "");
ForwardRefValIDs[ID] = std::make_pair(FwdVal, Loc);
return FwdVal;
}
ParseToken(lltok::rparen, "expected ')' in address space");
}
+/// ParseStringAttribute
+/// := StringConstant
+/// := StringConstant '=' StringConstant
+bool LLParser::ParseStringAttribute(AttrBuilder &B) {
+ std::string Attr = Lex.getStrVal();
+ Lex.Lex();
+ std::string Val;
+ if (EatIfPresent(lltok::equal) && ParseStringConstant(Val))
+ return true;
+ B.addAttribute(Attr, Val);
+ return false;
+}
+
/// ParseOptionalParamAttrs - Parse a potentially empty list of parameter attributes.
bool LLParser::ParseOptionalParamAttrs(AttrBuilder &B) {
bool HaveError = false;
switch (Token) {
default: // End of attributes.
return HaveError;
+ case lltok::StringConstant: {
+ if (ParseStringAttribute(B))
+ return true;
+ continue;
+ }
case lltok::kw_align: {
unsigned Alignment;
if (ParseOptionalAlignment(Alignment))
case lltok::kw_alignstack:
case lltok::kw_alwaysinline:
+ case lltok::kw_argmemonly:
case lltok::kw_builtin:
case lltok::kw_inlinehint:
case lltok::kw_jumptable:
switch (Token) {
default: // End of attributes.
return HaveError;
+ case lltok::StringConstant: {
+ if (ParseStringAttribute(B))
+ return true;
+ continue;
+ }
case lltok::kw_dereferenceable: {
uint64_t Bytes;
if (ParseOptionalDerefAttrBytes(lltok::kw_dereferenceable, Bytes))
B.addDereferenceableOrNullAttr(Bytes);
continue;
}
+ case lltok::kw_align: {
+ unsigned Alignment;
+ if (ParseOptionalAlignment(Alignment))
+ return true;
+ B.addAlignmentAttr(Alignment);
+ continue;
+ }
case lltok::kw_inreg: B.addAttribute(Attribute::InReg); break;
case lltok::kw_noalias: B.addAttribute(Attribute::NoAlias); break;
case lltok::kw_nonnull: B.addAttribute(Attribute::NonNull); break;
case lltok::kw_zeroext: B.addAttribute(Attribute::ZExt); break;
// Error handling.
- case lltok::kw_align:
case lltok::kw_byval:
case lltok::kw_inalloca:
case lltok::kw_nest:
case lltok::kw_alignstack:
case lltok::kw_alwaysinline:
+ case lltok::kw_argmemonly:
case lltok::kw_builtin:
case lltok::kw_cold:
case lltok::kw_inlinehint:
/// ::= 'preserve_mostcc'
/// ::= 'preserve_allcc'
/// ::= 'ghccc'
+/// ::= 'x86_intrcc'
+/// ::= 'hhvmcc'
+/// ::= 'hhvm_ccc'
+/// ::= 'cxx_fast_tlscc'
/// ::= 'cc' UINT
///
bool LLParser::ParseOptionalCallingConv(unsigned &CC) {
case lltok::kw_preserve_mostcc:CC = CallingConv::PreserveMost; break;
case lltok::kw_preserve_allcc: CC = CallingConv::PreserveAll; break;
case lltok::kw_ghccc: CC = CallingConv::GHC; break;
+ case lltok::kw_x86_intrcc: CC = CallingConv::X86_INTR; break;
+ case lltok::kw_hhvmcc: CC = CallingConv::HHVM; break;
+ case lltok::kw_hhvm_ccc: CC = CallingConv::HHVM_C; break;
+ case lltok::kw_cxx_fast_tlscc: CC = CallingConv::CXX_FAST_TLS; break;
case lltok::kw_cc: {
Lex.Lex();
return ParseUInt32(CC);
return false;
}
+/// ParseOptionalOperandBundles
+/// ::= /*empty*/
+/// ::= '[' OperandBundle [, OperandBundle ]* ']'
+///
+/// OperandBundle
+/// ::= bundle-tag '(' ')'
+/// ::= bundle-tag '(' Type Value [, Type Value ]* ')'
+///
+/// bundle-tag ::= String Constant
+bool LLParser::ParseOptionalOperandBundles(
+ SmallVectorImpl<OperandBundleDef> &BundleList, PerFunctionState &PFS) {
+ LocTy BeginLoc = Lex.getLoc();
+ if (!EatIfPresent(lltok::lsquare))
+ return false;
+ while (Lex.getKind() != lltok::rsquare) {
+ // If this isn't the first operand bundle, we need a comma.
+ if (!BundleList.empty() &&
+ ParseToken(lltok::comma, "expected ',' in input list"))
+ return true;
+
+ std::string Tag;
+ if (ParseStringConstant(Tag))
+ return true;
+
+ if (ParseToken(lltok::lparen, "expected '(' in operand bundle"))
+ return true;
+
+ std::vector<Value *> Inputs;
+ while (Lex.getKind() != lltok::rparen) {
+ // If this isn't the first input, we need a comma.
+ if (!Inputs.empty() &&
+ ParseToken(lltok::comma, "expected ',' in input list"))
+ return true;
+
+ Type *Ty = nullptr;
+ Value *Input = nullptr;
+ if (ParseType(Ty) || ParseValue(Ty, Input, PFS))
+ return true;
+ Inputs.push_back(Input);
+ }
+
+ BundleList.emplace_back(std::move(Tag), std::move(Inputs));
+
+ Lex.Lex(); // Lex the ')'.
+ }
+
+ if (BundleList.empty())
+ return Error(BeginLoc, "operand bundle set must not be empty");
+
+ Lex.Lex(); // Lex the ']'.
+ return false;
+}
/// ParseArgumentList - Parse the argument list for a function type or function
/// prototype.
: P(p), F(f), FunctionNumber(functionNumber) {
// Insert unnamed arguments into the NumberedVals list.
- for (Function::arg_iterator AI = F.arg_begin(), E = F.arg_end();
- AI != E; ++AI)
- if (!AI->hasName())
- NumberedVals.push_back(AI);
+ for (Argument &A : F.args())
+ if (!A.hasName())
+ NumberedVals.push_back(&A);
}
LLParser::PerFunctionState::~PerFunctionState() {
// If there were any forward referenced non-basicblock values, delete them.
- 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()));
- delete I->second.first;
- I->second.first = nullptr;
- }
- 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()));
- delete I->second.first;
- I->second.first = nullptr;
- }
+ for (const auto &P : ForwardRefVals) {
+ if (isa<BasicBlock>(P.second.first))
+ continue;
+ P.second.first->replaceAllUsesWith(
+ UndefValue::get(P.second.first->getType()));
+ delete P.second.first;
+ }
+
+ for (const auto &P : ForwardRefValIDs) {
+ if (isa<BasicBlock>(P.second.first))
+ continue;
+ P.second.first->replaceAllUsesWith(
+ UndefValue::get(P.second.first->getType()));
+ delete P.second.first;
+ }
}
bool LLParser::PerFunctionState::FinishFunction() {
/// GetVal - Get a value with the specified name or ID, creating a
/// forward reference record if needed. This can return null if the value
/// exists but does not have the right type.
-Value *LLParser::PerFunctionState::GetVal(const std::string &Name,
- Type *Ty, LocTy Loc) {
+Value *LLParser::PerFunctionState::GetVal(const std::string &Name, Type *Ty,
+ LocTy Loc) {
// Look this name up in the normal function symbol table.
Value *Val = F.getValueSymbolTable().lookup(Name);
// If this is a forward reference for the value, see if we already created a
// forward ref record.
if (!Val) {
- std::map<std::string, std::pair<Value*, LocTy> >::iterator
- I = ForwardRefVals.find(Name);
+ auto I = ForwardRefVals.find(Name);
if (I != ForwardRefVals.end())
Val = I->second.first;
}
// Otherwise, create a new forward reference for this value and remember it.
Value *FwdVal;
- if (Ty->isLabelTy())
+ if (Ty->isLabelTy()) {
FwdVal = BasicBlock::Create(F.getContext(), Name, &F);
- else
+ } else {
FwdVal = new Argument(Ty, Name);
+ }
ForwardRefVals[Name] = std::make_pair(FwdVal, Loc);
return FwdVal;
}
-Value *LLParser::PerFunctionState::GetVal(unsigned ID, Type *Ty,
- LocTy Loc) {
+Value *LLParser::PerFunctionState::GetVal(unsigned ID, Type *Ty, LocTy Loc) {
// Look this name up in the normal function symbol table.
Value *Val = ID < NumberedVals.size() ? NumberedVals[ID] : nullptr;
// If this is a forward reference for the value, see if we already created a
// forward ref record.
if (!Val) {
- std::map<unsigned, std::pair<Value*, LocTy> >::iterator
- I = ForwardRefValIDs.find(ID);
+ auto I = ForwardRefValIDs.find(ID);
if (I != ForwardRefValIDs.end())
Val = I->second.first;
}
// Otherwise, create a new forward reference for this value and remember it.
Value *FwdVal;
- if (Ty->isLabelTy())
+ if (Ty->isLabelTy()) {
FwdVal = BasicBlock::Create(F.getContext(), "", &F);
- else
+ } else {
FwdVal = new Argument(Ty);
+ }
ForwardRefValIDs[ID] = std::make_pair(FwdVal, Loc);
return FwdVal;
return P.Error(NameLoc, "instruction expected to be numbered '%" +
Twine(NumberedVals.size()) + "'");
- std::map<unsigned, std::pair<Value*, LocTy> >::iterator FI =
- ForwardRefValIDs.find(NameID);
+ auto FI = ForwardRefValIDs.find(NameID);
if (FI != ForwardRefValIDs.end()) {
- if (FI->second.first->getType() != Inst->getType())
+ Value *Sentinel = FI->second.first;
+ if (Sentinel->getType() != Inst->getType())
return P.Error(NameLoc, "instruction forward referenced with type '" +
getTypeString(FI->second.first->getType()) + "'");
- FI->second.first->replaceAllUsesWith(Inst);
- delete FI->second.first;
+
+ Sentinel->replaceAllUsesWith(Inst);
+ delete Sentinel;
ForwardRefValIDs.erase(FI);
}
}
// Otherwise, the instruction had a name. Resolve forward refs and set it.
- std::map<std::string, std::pair<Value*, LocTy> >::iterator
- FI = ForwardRefVals.find(NameStr);
+ auto FI = ForwardRefVals.find(NameStr);
if (FI != ForwardRefVals.end()) {
- if (FI->second.first->getType() != Inst->getType())
+ Value *Sentinel = FI->second.first;
+ if (Sentinel->getType() != Inst->getType())
return P.Error(NameLoc, "instruction forward referenced with type '" +
getTypeString(FI->second.first->getType()) + "'");
- FI->second.first->replaceAllUsesWith(Inst);
- delete FI->second.first;
+
+ Sentinel->replaceAllUsesWith(Inst);
+ delete Sentinel;
ForwardRefVals.erase(FI);
}
case lltok::kw_null: ID.Kind = ValID::t_Null; break;
case lltok::kw_undef: ID.Kind = ValID::t_Undef; break;
case lltok::kw_zeroinitializer: ID.Kind = ValID::t_Zero; break;
+ case lltok::kw_none: ID.Kind = ValID::t_None; break;
case lltok::lbrace: {
// ValID ::= '{' ConstVector '}'
ParseToken(lltok::rbrace, "expected end of struct constant"))
return true;
- ID.ConstantStructElts = new Constant*[Elts.size()];
+ ID.ConstantStructElts = make_unique<Constant *[]>(Elts.size());
ID.UIntVal = Elts.size();
- memcpy(ID.ConstantStructElts, Elts.data(), Elts.size()*sizeof(Elts[0]));
+ memcpy(ID.ConstantStructElts.get(), Elts.data(),
+ Elts.size() * sizeof(Elts[0]));
ID.Kind = ValID::t_ConstantStruct;
return false;
}
return true;
if (isPackedStruct) {
- ID.ConstantStructElts = new Constant*[Elts.size()];
- memcpy(ID.ConstantStructElts, Elts.data(), Elts.size()*sizeof(Elts[0]));
+ ID.ConstantStructElts = make_unique<Constant *[]>(Elts.size());
+ memcpy(ID.ConstantStructElts.get(), Elts.data(),
+ Elts.size() * sizeof(Elts[0]));
ID.UIntVal = Elts.size();
ID.Kind = ValID::t_PackedConstantStruct;
return false;
}
}
- SmallPtrSet<const Type*, 4> Visited;
+ SmallPtrSet<Type*, 4> Visited;
if (!Indices.empty() && !Ty->isSized(&Visited))
return Error(ID.Loc, "base element of getelementptr must be sized");
DwarfTagField(dwarf::Tag DefaultTag)
: MDUnsignedField(DefaultTag, dwarf::DW_TAG_hi_user) {}
};
+struct DwarfMacinfoTypeField : public MDUnsignedField {
+ DwarfMacinfoTypeField() : MDUnsignedField(0, dwarf::DW_MACINFO_vendor_ext) {}
+ DwarfMacinfoTypeField(dwarf::MacinfoRecordType DefaultType)
+ : MDUnsignedField(DefaultType, dwarf::DW_MACINFO_vendor_ext) {}
+};
struct DwarfAttEncodingField : public MDUnsignedField {
DwarfAttEncodingField() : MDUnsignedField(0, dwarf::DW_ATE_hi_user) {}
};
return false;
}
+template <>
+bool LLParser::ParseMDField(LocTy Loc, StringRef Name,
+ DwarfMacinfoTypeField &Result) {
+ if (Lex.getKind() == lltok::APSInt)
+ return ParseMDField(Loc, Name, static_cast<MDUnsignedField &>(Result));
+
+ if (Lex.getKind() != lltok::DwarfMacinfo)
+ return TokError("expected DWARF macinfo type");
+
+ unsigned Macinfo = dwarf::getMacinfo(Lex.getStrVal());
+ if (Macinfo == dwarf::DW_MACINFO_invalid)
+ return TokError(
+ "invalid DWARF macinfo type" + Twine(" '") + Lex.getStrVal() + "'");
+ assert(Macinfo <= Result.Max && "Expected valid DWARF macinfo type");
+
+ Result.assign(Macinfo);
+ Lex.Lex();
+ return false;
+}
+
template <>
bool LLParser::ParseMDField(LocTy Loc, StringRef Name,
DwarfVirtualityField &Result) {
/// isOptimized: true, flags: "-O2", runtimeVersion: 1,
/// splitDebugFilename: "abc.debug", emissionKind: 1,
/// enums: !1, retainedTypes: !2, subprograms: !3,
-/// globals: !4, imports: !5, dwoId: 0x0abcd)
+/// globals: !4, imports: !5, macros: !6, dwoId: 0x0abcd)
bool LLParser::ParseDICompileUnit(MDNode *&Result, bool IsDistinct) {
+ if (!IsDistinct)
+ return Lex.Error("missing 'distinct', required for !DICompileUnit");
+
#define VISIT_MD_FIELDS(OPTIONAL, REQUIRED) \
REQUIRED(language, DwarfLangField, ); \
REQUIRED(file, MDField, (/* AllowNull */ false)); \
OPTIONAL(subprograms, MDField, ); \
OPTIONAL(globals, MDField, ); \
OPTIONAL(imports, MDField, ); \
+ OPTIONAL(macros, MDField, ); \
OPTIONAL(dwoId, MDUnsignedField, );
PARSE_MD_FIELDS();
#undef VISIT_MD_FIELDS
- Result = GET_OR_DISTINCT(DICompileUnit,
- (Context, language.Val, file.Val, producer.Val,
- isOptimized.Val, flags.Val, runtimeVersion.Val,
- splitDebugFilename.Val, emissionKind.Val, enums.Val,
- retainedTypes.Val, subprograms.Val, globals.Val,
- imports.Val, dwoId.Val));
+ Result = DICompileUnit::getDistinct(
+ Context, language.Val, file.Val, producer.Val, isOptimized.Val, flags.Val,
+ runtimeVersion.Val, splitDebugFilename.Val, emissionKind.Val, enums.Val,
+ retainedTypes.Val, subprograms.Val, globals.Val, imports.Val, macros.Val,
+ dwoId.Val);
return false;
}
/// isDefinition: true, scopeLine: 8, containingType: !3,
/// virtuality: DW_VIRTUALTIY_pure_virtual,
/// virtualIndex: 10, flags: 11,
-/// isOptimized: false, function: void ()* @_Z3foov,
-/// templateParams: !4, declaration: !5, variables: !6)
+/// isOptimized: false, templateParams: !4, declaration: !5,
+/// variables: !6)
bool LLParser::ParseDISubprogram(MDNode *&Result, bool IsDistinct) {
+ auto Loc = Lex.getLoc();
#define VISIT_MD_FIELDS(OPTIONAL, REQUIRED) \
OPTIONAL(scope, MDField, ); \
OPTIONAL(name, MDStringField, ); \
OPTIONAL(virtualIndex, MDUnsignedField, (0, UINT32_MAX)); \
OPTIONAL(flags, DIFlagField, ); \
OPTIONAL(isOptimized, MDBoolField, ); \
- OPTIONAL(function, MDConstant, ); \
OPTIONAL(templateParams, MDField, ); \
OPTIONAL(declaration, MDField, ); \
OPTIONAL(variables, MDField, );
PARSE_MD_FIELDS();
#undef VISIT_MD_FIELDS
+ if (isDefinition.Val && !IsDistinct)
+ return Lex.Error(
+ Loc,
+ "missing 'distinct', required for !DISubprogram when 'isDefinition'");
+
Result = GET_OR_DISTINCT(
- DISubprogram, (Context, scope.Val, name.Val, linkageName.Val, file.Val,
- line.Val, type.Val, isLocal.Val, isDefinition.Val,
- scopeLine.Val, containingType.Val, virtuality.Val,
- virtualIndex.Val, flags.Val, isOptimized.Val, function.Val,
- templateParams.Val, declaration.Val, variables.Val));
+ DISubprogram,
+ (Context, scope.Val, name.Val, linkageName.Val, file.Val, line.Val,
+ type.Val, isLocal.Val, isDefinition.Val, scopeLine.Val,
+ containingType.Val, virtuality.Val, virtualIndex.Val, flags.Val,
+ isOptimized.Val, templateParams.Val, declaration.Val, variables.Val));
return false;
}
return false;
}
+/// ParseDIMacro:
+/// ::= !DIMacro(macinfo: type, line: 9, name: "SomeMacro", value: "SomeValue")
+bool LLParser::ParseDIMacro(MDNode *&Result, bool IsDistinct) {
+#define VISIT_MD_FIELDS(OPTIONAL, REQUIRED) \
+ REQUIRED(type, DwarfMacinfoTypeField, ); \
+ REQUIRED(line, LineField, ); \
+ REQUIRED(name, MDStringField, ); \
+ OPTIONAL(value, MDStringField, );
+ PARSE_MD_FIELDS();
+#undef VISIT_MD_FIELDS
+
+ Result = GET_OR_DISTINCT(DIMacro,
+ (Context, type.Val, line.Val, name.Val, value.Val));
+ return false;
+}
+
+/// ParseDIMacroFile:
+/// ::= !DIMacroFile(line: 9, file: !2, nodes: !3)
+bool LLParser::ParseDIMacroFile(MDNode *&Result, bool IsDistinct) {
+#define VISIT_MD_FIELDS(OPTIONAL, REQUIRED) \
+ OPTIONAL(type, DwarfMacinfoTypeField, (dwarf::DW_MACINFO_start_file)); \
+ REQUIRED(line, LineField, ); \
+ REQUIRED(file, MDField, ); \
+ OPTIONAL(nodes, MDField, );
+ PARSE_MD_FIELDS();
+#undef VISIT_MD_FIELDS
+
+ Result = GET_OR_DISTINCT(DIMacroFile,
+ (Context, type.Val, line.Val, file.Val, nodes.Val));
+ return false;
+}
+
+
/// ParseDIModule:
/// ::= !DIModule(scope: !0, name: "SomeModule", configMacros: "-DNDEBUG",
/// includePath: "/usr/include", isysroot: "/")
}
/// ParseDILocalVariable:
-/// ::= !DILocalVariable(tag: DW_TAG_arg_variable, scope: !0, name: "foo",
+/// ::= !DILocalVariable(arg: 7, scope: !0, name: "foo",
+/// file: !1, line: 7, type: !2, arg: 2, flags: 7)
+/// ::= !DILocalVariable(scope: !0, name: "foo",
/// file: !1, line: 7, type: !2, arg: 2, flags: 7)
bool LLParser::ParseDILocalVariable(MDNode *&Result, bool IsDistinct) {
#define VISIT_MD_FIELDS(OPTIONAL, REQUIRED) \
- REQUIRED(tag, DwarfTagField, ); \
REQUIRED(scope, MDField, (/* AllowNull */ false)); \
OPTIONAL(name, MDStringField, ); \
+ OPTIONAL(arg, MDUnsignedField, (0, UINT16_MAX)); \
OPTIONAL(file, MDField, ); \
OPTIONAL(line, LineField, ); \
OPTIONAL(type, MDField, ); \
- OPTIONAL(arg, MDUnsignedField, (0, UINT16_MAX)); \
OPTIONAL(flags, DIFlagField, );
PARSE_MD_FIELDS();
#undef VISIT_MD_FIELDS
Result = GET_OR_DISTINCT(DILocalVariable,
- (Context, tag.Val, scope.Val, name.Val, file.Val,
- line.Val, type.Val, arg.Val, flags.Val));
+ (Context, scope.Val, name.Val, file.Val, line.Val,
+ type.Val, arg.Val, flags.Val));
return false;
}
V = PFS->GetVal(ID.StrVal, Ty, ID.Loc);
return V == nullptr;
case ValID::t_InlineAsm: {
- PointerType *PTy = dyn_cast<PointerType>(Ty);
- FunctionType *FTy =
- PTy ? dyn_cast<FunctionType>(PTy->getElementType()) : nullptr;
- if (!FTy || !InlineAsm::Verify(FTy, ID.StrVal2))
+ if (!ID.FTy || !InlineAsm::Verify(ID.FTy, ID.StrVal2))
return Error(ID.Loc, "invalid type for inline asm constraint string");
- V = InlineAsm::get(FTy, ID.StrVal, ID.StrVal2, ID.UIntVal&1,
- (ID.UIntVal>>1)&1, (InlineAsm::AsmDialect(ID.UIntVal>>2)));
+ V = InlineAsm::get(ID.FTy, ID.StrVal, ID.StrVal2, ID.UIntVal & 1,
+ (ID.UIntVal >> 1) & 1,
+ (InlineAsm::AsmDialect(ID.UIntVal >> 2)));
return false;
}
case ValID::t_GlobalName:
return Error(ID.Loc, "invalid type for null constant");
V = Constant::getNullValue(Ty);
return false;
+ case ValID::t_None:
+ if (!Ty->isTokenTy())
+ return Error(ID.Loc, "invalid type for none constant");
+ V = Constant::getNullValue(Ty);
+ return false;
case ValID::t_Constant:
if (ID.ConstantVal->getType() != Ty)
return Error(ID.Loc, "constant expression type mismatch");
return Error(ID.Loc, "element " + Twine(i) +
" of struct initializer doesn't match struct element type");
- V = ConstantStruct::get(ST, makeArrayRef(ID.ConstantStructElts,
- ID.UIntVal));
+ V = ConstantStruct::get(
+ ST, makeArrayRef(ID.ConstantStructElts.get(), ID.UIntVal));
} else
return Error(ID.Loc, "constant expression type mismatch");
return false;
llvm_unreachable("Invalid ValID");
}
+bool LLParser::parseConstantValue(Type *Ty, Constant *&C) {
+ C = nullptr;
+ ValID ID;
+ auto Loc = Lex.getLoc();
+ if (ParseValID(ID, /*PFS=*/nullptr))
+ return true;
+ switch (ID.Kind) {
+ case ValID::t_APSInt:
+ case ValID::t_APFloat:
+ case ValID::t_Undef:
+ case ValID::t_Constant:
+ case ValID::t_ConstantStruct:
+ case ValID::t_PackedConstantStruct: {
+ Value *V;
+ if (ConvertValIDToValue(Ty, ID, V, /*PFS=*/nullptr))
+ return true;
+ assert(isa<Constant>(V) && "Expected a constant value");
+ C = cast<Constant>(V);
+ return false;
+ }
+ default:
+ return Error(Loc, "expected a constant value");
+ }
+}
+
bool LLParser::ParseValue(Type *Ty, Value *&V, PerFunctionState *PFS) {
V = nullptr;
ValID ID;
- return ParseValID(ID, PFS) ||
- ConvertValIDToValue(Ty, ID, V, PFS);
+ return ParseValID(ID, PFS) || ConvertValIDToValue(Ty, ID, V, PFS);
}
bool LLParser::ParseTypeAndValue(Value *&V, PerFunctionState *PFS) {
if (!FunctionName.empty()) {
// If this was a definition of a forward reference, remove the definition
// from the forward reference table and fill in the forward ref.
- std::map<std::string, std::pair<GlobalValue*, LocTy> >::iterator FRVI =
- ForwardRefVals.find(FunctionName);
+ auto FRVI = ForwardRefVals.find(FunctionName);
if (FRVI != ForwardRefVals.end()) {
Fn = M->getFunction(FunctionName);
if (!Fn)
} else {
// If this is a definition of a forward referenced function, make sure the
// types agree.
- std::map<unsigned, std::pair<GlobalValue*, LocTy> >::iterator I
- = ForwardRefValIDs.find(NumberedVals.size());
+ auto I = ForwardRefValIDs.find(NumberedVals.size());
if (I != ForwardRefValIDs.end()) {
Fn = cast<Function>(I->second.first);
if (Fn->getType() != PFT)
case lltok::kw_indirectbr: return ParseIndirectBr(Inst, PFS);
case lltok::kw_invoke: return ParseInvoke(Inst, PFS);
case lltok::kw_resume: return ParseResume(Inst, PFS);
+ case lltok::kw_cleanupret: return ParseCleanupRet(Inst, PFS);
+ case lltok::kw_catchret: return ParseCatchRet(Inst, PFS);
+ case lltok::kw_catchswitch: return ParseCatchSwitch(Inst, PFS);
+ case lltok::kw_catchpad: return ParseCatchPad(Inst, PFS);
+ case lltok::kw_cleanuppad: return ParseCleanupPad(Inst, PFS);
// Binary Operators.
case lltok::kw_add:
case lltok::kw_sub:
case lltok::kw_and:
case lltok::kw_or:
case lltok::kw_xor: return ParseLogical(Inst, PFS, KeywordVal);
- case lltok::kw_icmp:
- case lltok::kw_fcmp: return ParseCompare(Inst, PFS, KeywordVal);
+ case lltok::kw_icmp: return ParseCompare(Inst, PFS, KeywordVal);
+ case lltok::kw_fcmp: {
+ FastMathFlags FMF = EatFastMathFlagsIfPresent();
+ int Res = ParseCompare(Inst, PFS, KeywordVal);
+ if (Res != 0)
+ return Res;
+ if (FMF.any())
+ Inst->setFastMathFlags(FMF);
+ return 0;
+ }
+
// Casts.
case lltok::kw_trunc:
case lltok::kw_zext:
case lltok::kw_call: return ParseCall(Inst, PFS, CallInst::TCK_None);
case lltok::kw_tail: return ParseCall(Inst, PFS, CallInst::TCK_Tail);
case lltok::kw_musttail: return ParseCall(Inst, PFS, CallInst::TCK_MustTail);
+ case lltok::kw_notail: return ParseCall(Inst, PFS, CallInst::TCK_NoTail);
// Memory.
case lltok::kw_alloca: return ParseAlloc(Inst, PFS);
case lltok::kw_load: return ParseLoad(Inst, PFS);
LocTy RetTypeLoc;
ValID CalleeID;
SmallVector<ParamInfo, 16> ArgList;
+ SmallVector<OperandBundleDef, 2> BundleList;
BasicBlock *NormalBB, *UnwindBB;
- if (ParseOptionalCallingConv(CC) ||
- ParseOptionalReturnAttrs(RetAttrs) ||
+ if (ParseOptionalCallingConv(CC) || ParseOptionalReturnAttrs(RetAttrs) ||
ParseType(RetType, RetTypeLoc, true /*void allowed*/) ||
- ParseValID(CalleeID) ||
- ParseParameterList(ArgList, PFS) ||
+ ParseValID(CalleeID) || ParseParameterList(ArgList, PFS) ||
ParseFnAttributeValuePairs(FnAttrs, FwdRefAttrGrps, false,
NoBuiltinLoc) ||
+ ParseOptionalOperandBundles(BundleList, PFS) ||
ParseToken(lltok::kw_to, "expected 'to' in invoke") ||
ParseTypeAndBasicBlock(NormalBB, PFS) ||
ParseToken(lltok::kw_unwind, "expected 'unwind' in invoke") ||
Ty = FunctionType::get(RetType, ParamTypes, false);
}
+ CalleeID.FTy = Ty;
+
// Look up the callee.
Value *Callee;
if (ConvertValIDToValue(PointerType::getUnqual(Ty), CalleeID, Callee, &PFS))
// Finish off the Attribute and check them
AttributeSet PAL = AttributeSet::get(Context, Attrs);
- InvokeInst *II = InvokeInst::Create(Ty, Callee, NormalBB, UnwindBB, Args);
+ InvokeInst *II =
+ InvokeInst::Create(Ty, Callee, NormalBB, UnwindBB, Args, BundleList);
II->setCallingConv(CC);
II->setAttributes(PAL);
ForwardRefAttrGroups[II] = FwdRefAttrGrps;
return false;
}
+bool LLParser::ParseExceptionArgs(SmallVectorImpl<Value *> &Args,
+ PerFunctionState &PFS) {
+ if (ParseToken(lltok::lsquare, "expected '[' in catchpad/cleanuppad"))
+ return true;
+
+ while (Lex.getKind() != lltok::rsquare) {
+ // If this isn't the first argument, we need a comma.
+ if (!Args.empty() &&
+ ParseToken(lltok::comma, "expected ',' in argument list"))
+ return true;
+
+ // Parse the argument.
+ LocTy ArgLoc;
+ Type *ArgTy = nullptr;
+ if (ParseType(ArgTy, ArgLoc))
+ return true;
+
+ Value *V;
+ if (ArgTy->isMetadataTy()) {
+ if (ParseMetadataAsValue(V, PFS))
+ return true;
+ } else {
+ if (ParseValue(ArgTy, V, PFS))
+ return true;
+ }
+ Args.push_back(V);
+ }
+
+ Lex.Lex(); // Lex the ']'.
+ return false;
+}
+
+/// ParseCleanupRet
+/// ::= 'cleanupret' from Value unwind ('to' 'caller' | TypeAndValue)
+bool LLParser::ParseCleanupRet(Instruction *&Inst, PerFunctionState &PFS) {
+ Value *CleanupPad = nullptr;
+
+ if (ParseToken(lltok::kw_from, "expected 'from' after cleanupret"))
+ return true;
+
+ if (ParseValue(Type::getTokenTy(Context), CleanupPad, PFS))
+ return true;
+
+ if (ParseToken(lltok::kw_unwind, "expected 'unwind' in cleanupret"))
+ return true;
+
+ BasicBlock *UnwindBB = nullptr;
+ if (Lex.getKind() == lltok::kw_to) {
+ Lex.Lex();
+ if (ParseToken(lltok::kw_caller, "expected 'caller' in cleanupret"))
+ return true;
+ } else {
+ if (ParseTypeAndBasicBlock(UnwindBB, PFS)) {
+ return true;
+ }
+ }
+
+ Inst = CleanupReturnInst::Create(CleanupPad, UnwindBB);
+ return false;
+}
+
+/// ParseCatchRet
+/// ::= 'catchret' from Parent Value 'to' TypeAndValue
+bool LLParser::ParseCatchRet(Instruction *&Inst, PerFunctionState &PFS) {
+ Value *CatchPad = nullptr;
+
+ if (ParseToken(lltok::kw_from, "expected 'from' after catchret"))
+ return true;
+
+ if (ParseValue(Type::getTokenTy(Context), CatchPad, PFS))
+ return true;
+
+ BasicBlock *BB;
+ if (ParseToken(lltok::kw_to, "expected 'to' in catchret") ||
+ ParseTypeAndBasicBlock(BB, PFS))
+ return true;
+
+ Inst = CatchReturnInst::Create(CatchPad, BB);
+ return false;
+}
+
+/// ParseCatchSwitch
+/// ::= 'catchswitch' within Parent
+bool LLParser::ParseCatchSwitch(Instruction *&Inst, PerFunctionState &PFS) {
+ Value *ParentPad;
+ LocTy BBLoc;
+
+ if (ParseToken(lltok::kw_within, "expected 'within' after catchswitch"))
+ return true;
+
+ if (Lex.getKind() != lltok::kw_none && Lex.getKind() != lltok::LocalVar &&
+ Lex.getKind() != lltok::LocalVarID)
+ return TokError("expected scope value for catchswitch");
+
+ if (ParseValue(Type::getTokenTy(Context), ParentPad, PFS))
+ return true;
+
+ if (ParseToken(lltok::lsquare, "expected '[' with catchswitch labels"))
+ return true;
+
+ SmallVector<BasicBlock *, 32> Table;
+ do {
+ BasicBlock *DestBB;
+ if (ParseTypeAndBasicBlock(DestBB, PFS))
+ return true;
+ Table.push_back(DestBB);
+ } while (EatIfPresent(lltok::comma));
+
+ if (ParseToken(lltok::rsquare, "expected ']' after catchswitch labels"))
+ return true;
+
+ if (ParseToken(lltok::kw_unwind,
+ "expected 'unwind' after catchswitch scope"))
+ return true;
+
+ BasicBlock *UnwindBB = nullptr;
+ if (EatIfPresent(lltok::kw_to)) {
+ if (ParseToken(lltok::kw_caller, "expected 'caller' in catchswitch"))
+ return true;
+ } else {
+ if (ParseTypeAndBasicBlock(UnwindBB, PFS))
+ return true;
+ }
+
+ auto *CatchSwitch =
+ CatchSwitchInst::Create(ParentPad, UnwindBB, Table.size());
+ for (BasicBlock *DestBB : Table)
+ CatchSwitch->addHandler(DestBB);
+ Inst = CatchSwitch;
+ return false;
+}
+
+/// ParseCatchPad
+/// ::= 'catchpad' ParamList 'to' TypeAndValue 'unwind' TypeAndValue
+bool LLParser::ParseCatchPad(Instruction *&Inst, PerFunctionState &PFS) {
+ Value *CatchSwitch = nullptr;
+
+ if (ParseToken(lltok::kw_within, "expected 'within' after catchpad"))
+ return true;
+
+ if (Lex.getKind() != lltok::LocalVar && Lex.getKind() != lltok::LocalVarID)
+ return TokError("expected scope value for catchpad");
+
+ if (ParseValue(Type::getTokenTy(Context), CatchSwitch, PFS))
+ return true;
+
+ SmallVector<Value *, 8> Args;
+ if (ParseExceptionArgs(Args, PFS))
+ return true;
+
+ Inst = CatchPadInst::Create(CatchSwitch, Args);
+ return false;
+}
+
+/// ParseCleanupPad
+/// ::= 'cleanuppad' within Parent ParamList
+bool LLParser::ParseCleanupPad(Instruction *&Inst, PerFunctionState &PFS) {
+ Value *ParentPad = nullptr;
+
+ if (ParseToken(lltok::kw_within, "expected 'within' after cleanuppad"))
+ return true;
+
+ if (Lex.getKind() != lltok::kw_none && Lex.getKind() != lltok::LocalVar &&
+ Lex.getKind() != lltok::LocalVarID)
+ return TokError("expected scope value for cleanuppad");
+
+ if (ParseValue(Type::getTokenTy(Context), ParentPad, PFS))
+ return true;
+
+ SmallVector<Value *, 8> Args;
+ if (ParseExceptionArgs(Args, PFS))
+ return true;
+
+ Inst = CleanupPadInst::Create(ParentPad, Args);
+ return false;
+}
+
//===----------------------------------------------------------------------===//
// Binary Operators.
//===----------------------------------------------------------------------===//
}
/// ParseCall
-/// ::= 'call' OptionalCallingConv OptionalAttrs Type Value
-/// ParameterList OptionalAttrs
-/// ::= 'tail' 'call' OptionalCallingConv OptionalAttrs Type Value
-/// ParameterList OptionalAttrs
-/// ::= 'musttail' 'call' OptionalCallingConv OptionalAttrs Type Value
-/// ParameterList OptionalAttrs
+/// ::= 'call' OptionalFastMathFlags OptionalCallingConv
+/// OptionalAttrs Type Value ParameterList OptionalAttrs
+/// ::= 'tail' 'call' OptionalFastMathFlags OptionalCallingConv
+/// OptionalAttrs Type Value ParameterList OptionalAttrs
+/// ::= 'musttail' 'call' OptionalFastMathFlags OptionalCallingConv
+/// OptionalAttrs Type Value ParameterList OptionalAttrs
+/// ::= 'notail' 'call' OptionalFastMathFlags OptionalCallingConv
+/// OptionalAttrs Type Value ParameterList OptionalAttrs
bool LLParser::ParseCall(Instruction *&Inst, PerFunctionState &PFS,
CallInst::TailCallKind TCK) {
AttrBuilder RetAttrs, FnAttrs;
LocTy RetTypeLoc;
ValID CalleeID;
SmallVector<ParamInfo, 16> ArgList;
+ SmallVector<OperandBundleDef, 2> BundleList;
LocTy CallLoc = Lex.getLoc();
- if ((TCK != CallInst::TCK_None &&
- ParseToken(lltok::kw_call, "expected 'tail call'")) ||
- ParseOptionalCallingConv(CC) ||
- ParseOptionalReturnAttrs(RetAttrs) ||
+ if (TCK != CallInst::TCK_None &&
+ ParseToken(lltok::kw_call,
+ "expected 'tail call', 'musttail call', or 'notail call'"))
+ return true;
+
+ FastMathFlags FMF = EatFastMathFlagsIfPresent();
+
+ if (ParseOptionalCallingConv(CC) || ParseOptionalReturnAttrs(RetAttrs) ||
ParseType(RetType, RetTypeLoc, true /*void allowed*/) ||
ParseValID(CalleeID) ||
ParseParameterList(ArgList, PFS, TCK == CallInst::TCK_MustTail,
PFS.getFunction().isVarArg()) ||
- ParseFnAttributeValuePairs(FnAttrs, FwdRefAttrGrps, false,
- BuiltinLoc))
+ ParseFnAttributeValuePairs(FnAttrs, FwdRefAttrGrps, false, BuiltinLoc) ||
+ ParseOptionalOperandBundles(BundleList, PFS))
return true;
+ if (FMF.any() && !RetType->isFPOrFPVectorTy())
+ return Error(CallLoc, "fast-math-flags specified for call without "
+ "floating-point scalar or vector return type");
+
// If RetType is a non-function pointer type, then this is the short syntax
// for the call, which means that RetType is just the return type. Infer the
// rest of the function argument types from the arguments that are present.
Ty = FunctionType::get(RetType, ParamTypes, false);
}
+ CalleeID.FTy = Ty;
+
// Look up the callee.
Value *Callee;
if (ConvertValIDToValue(PointerType::getUnqual(Ty), CalleeID, Callee, &PFS))
// Finish off the Attribute and check them
AttributeSet PAL = AttributeSet::get(Context, Attrs);
- CallInst *CI = CallInst::Create(Ty, Callee, Args);
+ CallInst *CI = CallInst::Create(Ty, Callee, Args, BundleList);
CI->setTailCallKind(TCK);
CI->setCallingConv(CC);
+ if (FMF.any())
+ CI->setFastMathFlags(FMF);
CI->setAttributes(PAL);
ForwardRefAttrGroups[CI] = FwdRefAttrGrps;
Inst = CI;
Indices.push_back(Val);
}
- SmallPtrSet<const Type*, 4> Visited;
+ SmallPtrSet<Type*, 4> Visited;
if (!Indices.empty() && !Ty->isSized(&Visited))
return Error(Loc, "base element of getelementptr must be sized");