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land David Blaikie's patch to de-constify Type, with a few tweaks.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@135375 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2011-07-18 04:54:35 +00:00
parent 4b3d5469fb
commit db125cfaf5
206 changed files with 2029 additions and 2030 deletions
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34
lib/Target/TargetData.cpp
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@@ -41,7 +41,7 @@ char TargetData::ID = 0;
// Support for StructLayout
//===----------------------------------------------------------------------===//
StructLayout::StructLayout(const StructType *ST, const TargetData &TD) {
StructLayout::StructLayout(StructType *ST, const TargetData &TD) {
assert(!ST->isOpaque() && "Cannot get layout of opaque structs");
StructAlignment = 0;
StructSize = 0;
@@ -49,7 +49,7 @@ StructLayout::StructLayout(const StructType *ST, const TargetData &TD) {
// Loop over each of the elements, placing them in memory.
for (unsigned i = 0, e = NumElements; i != e; ++i) {
const Type *Ty = ST->getElementType(i);
Type *Ty = ST->getElementType(i);
unsigned TyAlign = ST->isPacked() ? 1 : TD.getABITypeAlignment(Ty);
// Add padding if necessary to align the data element properly.
@@ -261,7 +261,7 @@ TargetData::setAlignment(AlignTypeEnum align_type, unsigned abi_align,
/// preferred if ABIInfo = false) the target wants for the specified datatype.
unsigned TargetData::getAlignmentInfo(AlignTypeEnum AlignType,
uint32_t BitWidth, bool ABIInfo,
const Type *Ty) const {
Type *Ty) const {
// Check to see if we have an exact match and remember the best match we see.
int BestMatchIdx = -1;
int LargestInt = -1;
@@ -315,7 +315,7 @@ unsigned TargetData::getAlignmentInfo(AlignTypeEnum AlignType,
namespace {
class StructLayoutMap {
typedef DenseMap<const StructType*, StructLayout*> LayoutInfoTy;
typedef DenseMap<StructType*, StructLayout*> LayoutInfoTy;
LayoutInfoTy LayoutInfo;
public:
@@ -329,7 +329,7 @@ public:
}
}
StructLayout *&operator[](const StructType *STy) {
StructLayout *&operator[](StructType *STy) {
return LayoutInfo[STy];
}
@@ -343,7 +343,7 @@ TargetData::~TargetData() {
delete static_cast<StructLayoutMap*>(LayoutMap);
}
const StructLayout *TargetData::getStructLayout(const StructType *Ty) const {
const StructLayout *TargetData::getStructLayout(StructType *Ty) const {
if (!LayoutMap)
LayoutMap = new StructLayoutMap();
@@ -389,14 +389,14 @@ std::string TargetData::getStringRepresentation() const {
}
uint64_t TargetData::getTypeSizeInBits(const Type *Ty) const {
uint64_t TargetData::getTypeSizeInBits(Type *Ty) const {
assert(Ty->isSized() && "Cannot getTypeInfo() on a type that is unsized!");
switch (Ty->getTypeID()) {
case Type::LabelTyID:
case Type::PointerTyID:
return getPointerSizeInBits();
case Type::ArrayTyID: {
const ArrayType *ATy = cast<ArrayType>(Ty);
ArrayType *ATy = cast<ArrayType>(Ty);
return getTypeAllocSizeInBits(ATy->getElementType())*ATy->getNumElements();
}
case Type::StructTyID:
@@ -435,7 +435,7 @@ uint64_t TargetData::getTypeSizeInBits(const Type *Ty) const {
Get the ABI (\a abi_or_pref == true) or preferred alignment (\a abi_or_pref
== false) for the requested type \a Ty.
*/
unsigned TargetData::getAlignment(const Type *Ty, bool abi_or_pref) const {
unsigned TargetData::getAlignment(Type *Ty, bool abi_or_pref) const {
int AlignType = -1;
assert(Ty->isSized() && "Cannot getTypeInfo() on a type that is unsized!");
@@ -485,7 +485,7 @@ unsigned TargetData::getAlignment(const Type *Ty, bool abi_or_pref) const {
abi_or_pref, Ty);
}
unsigned TargetData::getABITypeAlignment(const Type *Ty) const {
unsigned TargetData::getABITypeAlignment(Type *Ty) const {
return getAlignment(Ty, true);
}
@@ -496,7 +496,7 @@ unsigned TargetData::getABIIntegerTypeAlignment(unsigned BitWidth) const {
}
unsigned TargetData::getCallFrameTypeAlignment(const Type *Ty) const {
unsigned TargetData::getCallFrameTypeAlignment(Type *Ty) const {
for (unsigned i = 0, e = Alignments.size(); i != e; ++i)
if (Alignments[i].AlignType == STACK_ALIGN)
return Alignments[i].ABIAlign;
@@ -504,11 +504,11 @@ unsigned TargetData::getCallFrameTypeAlignment(const Type *Ty) const {
return getABITypeAlignment(Ty);
}
unsigned TargetData::getPrefTypeAlignment(const Type *Ty) const {
unsigned TargetData::getPrefTypeAlignment(Type *Ty) const {
return getAlignment(Ty, false);
}
unsigned TargetData::getPreferredTypeAlignmentShift(const Type *Ty) const {
unsigned TargetData::getPreferredTypeAlignmentShift(Type *Ty) const {
unsigned Align = getPrefTypeAlignment(Ty);
assert(!(Align & (Align-1)) && "Alignment is not a power of two!");
return Log2_32(Align);
@@ -521,16 +521,16 @@ IntegerType *TargetData::getIntPtrType(LLVMContext &C) const {
}
uint64_t TargetData::getIndexedOffset(const Type *ptrTy, Value* const* Indices,
uint64_t TargetData::getIndexedOffset(Type *ptrTy, Value* const* Indices,
unsigned NumIndices) const {
const Type *Ty = ptrTy;
Type *Ty = ptrTy;
assert(Ty->isPointerTy() && "Illegal argument for getIndexedOffset()");
uint64_t Result = 0;
generic_gep_type_iterator<Value* const*>
TI = gep_type_begin(ptrTy, Indices, Indices+NumIndices);
for (unsigned CurIDX = 0; CurIDX != NumIndices; ++CurIDX, ++TI) {
if (const StructType *STy = dyn_cast<StructType>(*TI)) {
if (StructType *STy = dyn_cast<StructType>(*TI)) {
assert(Indices[CurIDX]->getType() ==
Type::getInt32Ty(ptrTy->getContext()) &&
"Illegal struct idx");
@@ -561,7 +561,7 @@ uint64_t TargetData::getIndexedOffset(const Type *ptrTy, Value* const* Indices,
/// global. This includes an explicitly requested alignment (if the global
/// has one).
unsigned TargetData::getPreferredAlignment(const GlobalVariable *GV) const {
const Type *ElemType = GV->getType()->getElementType();
Type *ElemType = GV->getType()->getElementType();
unsigned Alignment = getPrefTypeAlignment(ElemType);
unsigned GVAlignment = GV->getAlignment();
if (GVAlignment >= Alignment) {