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Refactor TargetMachine, pushing handling of TargetData into the target-specific subclasses. This has one caller-visible change: getTargetData() now returns a pointer instead of a reference.

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This fixes PR 759.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28074 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Owen Anderson
2006-05-03 01:29:57 +00:00
parent 0eb4d6b52e
commit a69571c799
38 changed files with 145 additions and 149 deletions
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30
lib/ExecutionEngine/ExecutionEngine.cpp
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@@ -70,7 +70,7 @@ const GlobalValue *ExecutionEngine::getGlobalValueAtAddress(void *Addr) {
//
static void *CreateArgv(ExecutionEngine *EE,
const std::vector<std::string> &InputArgv) {
unsigned PtrSize = EE->getTargetData().getPointerSize();
unsigned PtrSize = EE->getTargetData()->getPointerSize();
char *Result = new char[(InputArgv.size()+1)*PtrSize];
DEBUG(std::cerr << "ARGV = " << (void*)Result << "\n");
@@ -218,7 +218,7 @@ GenericValue ExecutionEngine::getConstantValue(const Constant *C) {
uint64_t Offset =
TD->getIndexedOffset(CE->getOperand(0)->getType(), Indexes);
if (getTargetData().getPointerSize() == 4)
if (getTargetData()->getPointerSize() == 4)
Result.IntVal += Offset;
else
Result.LongVal += Offset;
@@ -335,7 +335,7 @@ GenericValue ExecutionEngine::getConstantValue(const Constant *C) {
///
void ExecutionEngine::StoreValueToMemory(GenericValue Val, GenericValue *Ptr,
const Type *Ty) {
if (getTargetData().isLittleEndian()) {
if (getTargetData()->isLittleEndian()) {
switch (Ty->getTypeID()) {
case Type::BoolTyID:
case Type::UByteTyID:
@@ -352,7 +352,7 @@ void ExecutionEngine::StoreValueToMemory(GenericValue Val, GenericValue *Ptr,
Ptr->Untyped[2] = (Val.UIntVal >> 16) & 255;
Ptr->Untyped[3] = (Val.UIntVal >> 24) & 255;
break;
case Type::PointerTyID: if (getTargetData().getPointerSize() == 4)
case Type::PointerTyID: if (getTargetData()->getPointerSize() == 4)
goto Store4BytesLittleEndian;
case Type::DoubleTyID:
case Type::ULongTyID:
@@ -386,7 +386,7 @@ void ExecutionEngine::StoreValueToMemory(GenericValue Val, GenericValue *Ptr,
Ptr->Untyped[1] = (Val.UIntVal >> 16) & 255;
Ptr->Untyped[0] = (Val.UIntVal >> 24) & 255;
break;
case Type::PointerTyID: if (getTargetData().getPointerSize() == 4)
case Type::PointerTyID: if (getTargetData()->getPointerSize() == 4)
goto Store4BytesBigEndian;
case Type::DoubleTyID:
case Type::ULongTyID:
@@ -411,7 +411,7 @@ void ExecutionEngine::StoreValueToMemory(GenericValue Val, GenericValue *Ptr,
GenericValue ExecutionEngine::LoadValueFromMemory(GenericValue *Ptr,
const Type *Ty) {
GenericValue Result;
if (getTargetData().isLittleEndian()) {
if (getTargetData()->isLittleEndian()) {
switch (Ty->getTypeID()) {
case Type::BoolTyID:
case Type::UByteTyID:
@@ -428,7 +428,7 @@ GenericValue ExecutionEngine::LoadValueFromMemory(GenericValue *Ptr,
((unsigned)Ptr->Untyped[2] << 16) |
((unsigned)Ptr->Untyped[3] << 24);
break;
case Type::PointerTyID: if (getTargetData().getPointerSize() == 4)
case Type::PointerTyID: if (getTargetData()->getPointerSize() == 4)
goto Load4BytesLittleEndian;
case Type::DoubleTyID:
case Type::ULongTyID:
@@ -462,7 +462,7 @@ GenericValue ExecutionEngine::LoadValueFromMemory(GenericValue *Ptr,
((unsigned)Ptr->Untyped[1] << 16) |
((unsigned)Ptr->Untyped[0] << 24);
break;
case Type::PointerTyID: if (getTargetData().getPointerSize() == 4)
case Type::PointerTyID: if (getTargetData()->getPointerSize() == 4)
goto Load4BytesBigEndian;
case Type::DoubleTyID:
case Type::ULongTyID:
@@ -491,7 +491,7 @@ void ExecutionEngine::InitializeMemory(const Constant *Init, void *Addr) {
return;
} else if (const ConstantPacked *CP = dyn_cast<ConstantPacked>(Init)) {
unsigned ElementSize =
getTargetData().getTypeSize(CP->getType()->getElementType());
getTargetData()->getTypeSize(CP->getType()->getElementType());
for (unsigned i = 0, e = CP->getNumOperands(); i != e; ++i)
InitializeMemory(CP->getOperand(i), (char*)Addr+i*ElementSize);
return;
@@ -500,7 +500,7 @@ void ExecutionEngine::InitializeMemory(const Constant *Init, void *Addr) {
StoreValueToMemory(Val, (GenericValue*)Addr, Init->getType());
return;
} else if (isa<ConstantAggregateZero>(Init)) {
memset(Addr, 0, (size_t)getTargetData().getTypeSize(Init->getType()));
memset(Addr, 0, (size_t)getTargetData()->getTypeSize(Init->getType()));
return;
}
@@ -508,7 +508,7 @@ void ExecutionEngine::InitializeMemory(const Constant *Init, void *Addr) {
case Type::ArrayTyID: {
const ConstantArray *CPA = cast<ConstantArray>(Init);
unsigned ElementSize =
getTargetData().getTypeSize(CPA->getType()->getElementType());
getTargetData()->getTypeSize(CPA->getType()->getElementType());
for (unsigned i = 0, e = CPA->getNumOperands(); i != e; ++i)
InitializeMemory(CPA->getOperand(i), (char*)Addr+i*ElementSize);
return;
@@ -517,7 +517,7 @@ void ExecutionEngine::InitializeMemory(const Constant *Init, void *Addr) {
case Type::StructTyID: {
const ConstantStruct *CPS = cast<ConstantStruct>(Init);
const StructLayout *SL =
getTargetData().getStructLayout(cast<StructType>(CPS->getType()));
getTargetData()->getStructLayout(cast<StructType>(CPS->getType()));
for (unsigned i = 0, e = CPS->getNumOperands(); i != e; ++i)
InitializeMemory(CPS->getOperand(i), (char*)Addr+SL->MemberOffsets[i]);
return;
@@ -534,7 +534,7 @@ void ExecutionEngine::InitializeMemory(const Constant *Init, void *Addr) {
/// their initializers into the memory.
///
void ExecutionEngine::emitGlobals() {
const TargetData &TD = getTargetData();
const TargetData *TD = getTargetData();
// Loop over all of the global variables in the program, allocating the memory
// to hold them.
@@ -546,7 +546,7 @@ void ExecutionEngine::emitGlobals() {
const Type *Ty = I->getType()->getElementType();
// Allocate some memory for it!
unsigned Size = TD.getTypeSize(Ty);
unsigned Size = TD->getTypeSize(Ty);
addGlobalMapping(I, new char[Size]);
} else {
// External variable reference. Try to use the dynamic loader to
@@ -577,7 +577,7 @@ void ExecutionEngine::EmitGlobalVariable(const GlobalVariable *GV) {
DEBUG(std::cerr << "Global '" << GV->getName() << "' -> " << GA << "\n");
const Type *ElTy = GV->getType()->getElementType();
size_t GVSize = (size_t)getTargetData().getTypeSize(ElTy);
size_t GVSize = (size_t)getTargetData()->getTypeSize(ElTy);
if (GA == 0) {
// If it's not already specified, allocate memory for the global.
GA = new char[GVSize];