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Remove unsized array support

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1461 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2001-12-14 16:30:51 +00:00
parent b024ef5e62
commit 90865150e4
3 changed files with 4 additions and 17 deletions
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9
lib/Bytecode/Reader/ConstantReader.cpp
View File

@ -55,7 +55,7 @@ const Type *BytecodeParser::parseTypeConstant(const uchar *&Buf,
const Type *ElementType = getType(ElTyp);
if (ElementType == 0) return failure(Val);
int NumElements;
unsigned NumElements;
if (read_vbr(Buf, EndBuf, NumElements)) return failure(Val);
BCR_TRACE(5, "Array Type Constant #" << ElTyp << " size="
@ -239,11 +239,7 @@ bool BytecodeParser::parseConstantValue(const uchar *&Buf, const uchar *EndBuf,
case Type::ArrayTyID: {
const ArrayType *AT = cast<const ArrayType>(Ty);
unsigned NumElements;
if (AT->isSized()) // Sized array, # elements stored in type!
NumElements = (unsigned)AT->getNumElements();
else // Unsized array, # elements stored in stream!
if (read_vbr(Buf, EndBuf, NumElements)) return failure(true);
unsigned NumElements = AT->getNumElements();
vector<Constant*> Elements;
while (NumElements--) { // Read all of the elements of the constant.
@ -320,6 +316,7 @@ bool BytecodeParser::parseConstantValue(const uchar *&Buf, const uchar *EndBuf,
break;
}
default:
BCR_TRACE(5, "UNKNOWN Pointer Constant Type!\n");
return failure(true);
}
break;

4
lib/Bytecode/Writer/ConstantWriter.cpp
View File

@ -123,9 +123,7 @@ bool BytecodeWriter::outputConstant(const Constant *CPV) {
case Type::ArrayTyID: {
const ConstantArray *CPA = cast<const ConstantArray>(CPV);
unsigned size = CPA->getValues().size();
if (!((const ArrayType *)CPA->getType())->isSized())
output_vbr(size, Out); // Not for sized arrays!!!
assert(size == cast<ArrayType>(CPA->getType())->getNumElements() && "ConstantArray out of whack!");
for (unsigned i = 0; i < size; i++) {
int Slot = Table.getValSlot(CPA->getOperand(i));
assert(Slot != -1 && "Constant used but not available!!");

8
lib/Target/SparcV9/SparcV9AsmPrinter.cpp
View File

@ -447,8 +447,6 @@ ConstantToSize(const Constant* CV, const TargetMachine& target)
ArrayType *aty = cast<ArrayType>(CPA->getType());
if (ArrayTypeIsString(aty))
return 1 + CPA->getNumOperands();
else if (! aty->isSized())
return 0;
}
return target.findOptimalStorageSize(CV->getType());
@ -477,16 +475,10 @@ SizeToAlignment(unsigned int size, const TargetMachine& target)
}
// Get the size of the type and then use SizeToAlignment.
// If this is an unsized array, just return the L1 cache line size
// (viz., the default behavior for large global objects).
//
inline unsigned int
TypeToAlignment(const Type* type, const TargetMachine& target)
{
if (ArrayType* aty = dyn_cast<ArrayType>(type))
if (! aty->isSized())
return target.getCacheInfo().getCacheLineSize(1);
return SizeToAlignment(target.findOptimalStorageSize(type), target);
}