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Issue errors in several situations instead of aborting.

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llvm-svn: 51493
This commit is contained in:
Dan Gohman 2008-05-23 18:23:11 +00:00
parent e8422fc112
commit d3610b38ac
1 changed files with 21 additions and 7 deletions
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28
lib/AsmParser/llvmAsmParser.y
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@ -731,6 +731,10 @@ ParseGlobalVariable(std::string *NameStr,
GenerateError("Cannot declare global vars of function type");
return 0;
}
if (Ty == Type::LabelTy) {
GenerateError("Cannot declare global vars of label type");
return 0;
}
const PointerType *PTy = PointerType::get(Ty, AddressSpace);
@ -1850,12 +1854,14 @@ ConstVal: Types '[' ConstVector ']' { // Nonempty unsized arr
CHECK_FOR_ERROR
}
| INTTYPE TRUETOK { // Boolean constants
assert(cast<IntegerType>($1)->getBitWidth() == 1 && "Not Bool?");
if (cast<IntegerType>($1)->getBitWidth() != 1)
GEN_ERROR("Constant true must have type i1");
$$ = ConstantInt::getTrue();
CHECK_FOR_ERROR
}
| INTTYPE FALSETOK { // Boolean constants
assert(cast<IntegerType>($1)->getBitWidth() == 1 && "Not Bool?");
if (cast<IntegerType>($1)->getBitWidth() != 1)
GEN_ERROR("Constant false must have type i1");
$$ = ConstantInt::getFalse();
CHECK_FOR_ERROR
}
@ -2250,8 +2256,8 @@ LibList : LibList ',' STRINGCONSTANT {
ArgListH : ArgListH ',' Types OptParamAttrs OptLocalName {
if (!UpRefs.empty())
GEN_ERROR("Invalid upreference in type: " + (*$3)->getDescription());
if (*$3 == Type::VoidTy)
GEN_ERROR("void typed arguments are invalid");
if (!(*$3)->isFirstClassType())
GEN_ERROR("Argument types must be first-class");
ArgListEntry E; E.Attrs = $4; E.Ty = $3; E.Name = $5;
$$ = $1;
$1->push_back(E);
@ -2260,8 +2266,8 @@ ArgListH : ArgListH ',' Types OptParamAttrs OptLocalName {
| Types OptParamAttrs OptLocalName {
if (!UpRefs.empty())
GEN_ERROR("Invalid upreference in type: " + (*$1)->getDescription());
if (*$1 == Type::VoidTy)
GEN_ERROR("void typed arguments are invalid");
if (!(*$1)->isFirstClassType())
GEN_ERROR("Argument types must be first-class");
ArgListEntry E; E.Attrs = $2; E.Ty = $1; E.Name = $3;
$$ = new ArgListType;
$$->push_back(E);
@ -2498,6 +2504,9 @@ ConstValueRef : ESINT64VAL { // A reference to a direct constant
| '<' ConstVector '>' { // Nonempty unsized packed vector
const Type *ETy = (*$2)[0]->getType();
int NumElements = $2->size();
if (!ETy->isInteger() && !ETy->isFloatingPoint())
GEN_ERROR("Invalid vector element type: " + ETy->getDescription());
VectorType* pt = VectorType::get(ETy, NumElements);
PATypeHolder* PTy = new PATypeHolder(
@ -2639,7 +2648,8 @@ BBTerminatorInst :
$$ = BranchInst::Create(tmpBB);
} // Conditional Branch...
| BR INTTYPE ValueRef ',' LABEL ValueRef ',' LABEL ValueRef {
assert(cast<IntegerType>($2)->getBitWidth() == 1 && "Not Bool?");
if (cast<IntegerType>($2)->getBitWidth() != 1)
GEN_ERROR("Branch condition must have type i1");
BasicBlock* tmpBBA = getBBVal($6);
CHECK_FOR_ERROR
BasicBlock* tmpBBB = getBBVal($9);
@ -3149,6 +3159,8 @@ MemoryInst : MALLOC Types OptCAlign {
| MALLOC Types ',' INTTYPE ValueRef OptCAlign {
if (!UpRefs.empty())
GEN_ERROR("Invalid upreference in type: " + (*$2)->getDescription());
if ($4 != Type::Int32Ty)
GEN_ERROR("Malloc array size is not a 32-bit integer!");
Value* tmpVal = getVal($4, $5);
CHECK_FOR_ERROR
$$ = new MallocInst(*$2, tmpVal, $6);
@ -3164,6 +3176,8 @@ MemoryInst : MALLOC Types OptCAlign {
| ALLOCA Types ',' INTTYPE ValueRef OptCAlign {
if (!UpRefs.empty())
GEN_ERROR("Invalid upreference in type: " + (*$2)->getDescription());
if ($4 != Type::Int32Ty)
GEN_ERROR("Alloca array size is not a 32-bit integer!");
Value* tmpVal = getVal($4, $5);
CHECK_FOR_ERROR
$$ = new AllocaInst(*$2, tmpVal, $6);