// 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);
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(Ty, AddrSpace, (GlobalValue::LinkageTypes)Linkage,
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.
- auto 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 {
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;
if (ParseStringConstant(Tag))
return true;
- BundleList.emplace_back();
- auto &OBI = BundleList.back();
-
- OBI.Tag = std::move(Tag);
-
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 (!OBI.Inputs.empty() &&
+ if (!Inputs.empty() &&
ParseToken(lltok::comma, "expected ',' in input list"))
return true;
Value *Input = nullptr;
if (ParseType(Ty) || ParseValue(Ty, Input, PFS))
return true;
- OBI.Inputs.push_back(Input);
+ Inputs.push_back(Input);
}
+ BundleList.emplace_back(std::move(Tag), std::move(Inputs));
+
Lex.Lex(); // Lex the ')'.
}
: 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() {
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 '}'
/// 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(virtualIndex, MDUnsignedField, (0, UINT32_MAX)); \
OPTIONAL(flags, DIFlagField, ); \
OPTIONAL(isOptimized, MDBoolField, ); \
- OPTIONAL(function, MDConstant, ); \
OPTIONAL(templateParams, MDField, ); \
OPTIONAL(declaration, MDField, ); \
OPTIONAL(variables, MDField, );
"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 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");
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);
/// ParameterList OptionalAttrs
/// ::= 'musttail' 'call' OptionalCallingConv OptionalAttrs Type Value
/// ParameterList OptionalAttrs
+/// ::= 'notail' 'call' OptionalCallingConv OptionalAttrs Type Value
+/// ParameterList OptionalAttrs
bool LLParser::ParseCall(Instruction *&Inst, PerFunctionState &PFS,
CallInst::TailCallKind TCK) {
AttrBuilder RetAttrs, FnAttrs;
LocTy CallLoc = Lex.getLoc();
if ((TCK != CallInst::TCK_None &&
- ParseToken(lltok::kw_call, "expected 'tail call'")) ||
+ ParseToken(lltok::kw_call,
+ "expected 'tail call', 'musttail call', or 'notail call'")) ||
ParseOptionalCallingConv(CC) || ParseOptionalReturnAttrs(RetAttrs) ||
ParseType(RetType, RetTypeLoc, true /*void allowed*/) ||
ParseValID(CalleeID) ||
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