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Finegrainify namespacification

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add flags for PR82


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@10724 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2004-01-09 05:53:38 +00:00
parent f173842577
commit 559d519549
3 changed files with 23 additions and 13 deletions
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28
lib/Transforms/TransformInternals.cpp
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@@ -17,8 +17,7 @@
#include "llvm/Analysis/Expressions.h"
#include "llvm/Function.h"
#include "llvm/iOther.h"
namespace llvm {
using namespace llvm;
static const Type *getStructOffsetStep(const StructType *STy, uint64_t &Offset,
std::vector<Value*> &Indices,
@@ -36,6 +35,7 @@ static const Type *getStructOffsetStep(const StructType *STy, uint64_t &Offset,
(i == SL->MemberOffsets.size()-1 || Offset < SL->MemberOffsets[i+1]));
// Make sure to save the current index...
// FIXME for PR82
Indices.push_back(ConstantUInt::get(Type::UByteTy, i));
Offset = SL->MemberOffsets[i];
return STy->getContainedType(i);
@@ -53,9 +53,9 @@ static const Type *getStructOffsetStep(const StructType *STy, uint64_t &Offset,
// case, this routine will not drill down to the leaf type. Set StopEarly to
// false if you want a leaf
//
const Type *getStructOffsetType(const Type *Ty, unsigned &Offset,
std::vector<Value*> &Indices,
const TargetData &TD, bool StopEarly) {
const Type *llvm::getStructOffsetType(const Type *Ty, unsigned &Offset,
std::vector<Value*> &Indices,
const TargetData &TD, bool StopEarly) {
if (Offset == 0 && StopEarly && !Indices.empty())
return Ty; // Return the leaf type
@@ -75,6 +75,7 @@ const Type *getStructOffsetType(const Type *Ty, unsigned &Offset,
NextType = ATy->getElementType();
unsigned ChildSize = TD.getTypeSize(NextType);
// FIXME for PR82
Indices.push_back(ConstantSInt::get(Type::LongTy, Offset/ChildSize));
ThisOffset = (Offset/ChildSize)*ChildSize;
} else {
@@ -94,10 +95,10 @@ const Type *getStructOffsetType(const Type *Ty, unsigned &Offset,
// with the values that would be appropriate to make this a getelementptr
// instruction. The type returned is the root type that the GEP would point to
//
const Type *ConvertibleToGEP(const Type *Ty, Value *OffsetVal,
std::vector<Value*> &Indices,
const TargetData &TD,
BasicBlock::iterator *BI) {
const Type *llvm::ConvertibleToGEP(const Type *Ty, Value *OffsetVal,
std::vector<Value*> &Indices,
const TargetData &TD,
BasicBlock::iterator *BI) {
const CompositeType *CompTy = dyn_cast<CompositeType>(Ty);
if (CompTy == 0) return 0;
@@ -152,12 +153,13 @@ const Type *ConvertibleToGEP(const Type *Ty, Value *OffsetVal,
if (BI) { // Generate code?
BasicBlock *BB = (*BI)->getParent();
if (Expr.Var->getType() != Type::LongTy)
Expr.Var = new CastInst(Expr.Var, Type::LongTy,
if (Expr.Var->getType() != Type::LongTy) // FIXME for PR82
Expr.Var = new CastInst(Expr.Var, Type::LongTy, // FIXME for PR82
Expr.Var->getName()+"-idxcast", *BI);
if (ScaleAmt && ScaleAmt != 1) {
// If we have to scale up our index, do so now
// FIXME for PR82
Value *ScaleAmtVal = ConstantSInt::get(Type::LongTy, ScaleAmt);
Expr.Var = BinaryOperator::create(Instruction::Mul, Expr.Var,
ScaleAmtVal,
@@ -165,6 +167,7 @@ const Type *ConvertibleToGEP(const Type *Ty, Value *OffsetVal,
}
if (Index) { // Add an offset to the index
// FIXME for PR82
Value *IndexAmt = ConstantSInt::get(Type::LongTy, Index);
Expr.Var = BinaryOperator::create(Instruction::Add, Expr.Var,
IndexAmt,
@@ -178,6 +181,7 @@ const Type *ConvertibleToGEP(const Type *Ty, Value *OffsetVal,
} else if (Offset >= (int64_t)ElSize || -Offset >= (int64_t)ElSize) {
// Calculate the index that we are entering into the array cell with
uint64_t Index = Offset/ElSize;
// FIXME for PR82
Indices.push_back(ConstantSInt::get(Type::LongTy, Index));
Offset -= (int64_t)(Index*ElSize); // Consume part of the offset
@@ -185,6 +189,7 @@ const Type *ConvertibleToGEP(const Type *Ty, Value *OffsetVal,
// Must be indexing a small amount into the first cell of the array
// Just index into element zero of the array here.
//
// FIXME for PR82
Indices.push_back(ConstantSInt::get(Type::LongTy, 0));
} else {
return 0; // Hrm. wierd, can't handle this case. Bail
@@ -196,4 +201,3 @@ const Type *ConvertibleToGEP(const Type *Ty, Value *OffsetVal,
return NextTy;
}
} // End llvm namespace