6502/llvm-6502
1
0
Fork 0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2025-06-21 18:24:23 +00:00
Code Issues Projects Releases Wiki Activity

Update GEP constructors to use an iterator interface to fix

Browse Source 
GLIBCXX_DEBUG issues.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41697 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
David Greene
2007-09-04 15:46:09 +00:00
parent 3825262399
commit b8f74793b9
21 changed files with 195 additions and 160 deletions
Download Patch File Download Diff File Expand all files Collapse all files

28
lib/Transforms/Scalar/InstructionCombining.cpp
View File

@ -6564,8 +6564,9 @@ Instruction *InstCombiner::commonPointerCastTransforms(CastInst &CI) {
// If we were able to index down into an element, create the GEP
// and bitcast the result. This eliminates one bitcast, potentially
// two.
Instruction *NGEP = new GetElementPtrInst(OrigBase, &NewIndices[0],
NewIndices.size(), "");
Instruction *NGEP = new GetElementPtrInst(OrigBase,
NewIndices.begin(),
NewIndices.end(), "");
InsertNewInstBefore(NGEP, CI);
NGEP->takeName(GEP);
@ -7057,7 +7058,7 @@ Instruction *InstCombiner::visitBitCast(BitCastInst &CI) {
// If we found a path from the src to dest, create the getelementptr now.
if (SrcElTy == DstElTy) {
SmallVector<Value*, 8> Idxs(NumZeros+1, ZeroUInt);
return new GetElementPtrInst(Src, &Idxs[0], Idxs.size());
return new GetElementPtrInst(Src, Idxs.begin(), Idxs.end());
}
}
@ -8502,8 +8503,8 @@ Instruction *InstCombiner::visitGetElementPtrInst(GetElementPtrInst &GEP) {
}
if (!Indices.empty())
return new GetElementPtrInst(SrcGEPOperands[0], &Indices[0],
Indices.size(), GEP.getName());
return new GetElementPtrInst(SrcGEPOperands[0], Indices.begin(),
Indices.end(), GEP.getName());
} else if (GlobalValue *GV = dyn_cast<GlobalValue>(PtrOp)) {
// GEP of global variable. If all of the indices for this GEP are
@ -8554,9 +8555,11 @@ Instruction *InstCombiner::visitGetElementPtrInst(GetElementPtrInst &GEP) {
if (isa<ArrayType>(SrcElTy) &&
TD->getTypeSize(cast<ArrayType>(SrcElTy)->getElementType()) ==
TD->getTypeSize(ResElTy)) {
Value *Idx[2];
Idx[0] = Constant::getNullValue(Type::Int32Ty);
Idx[1] = GEP.getOperand(1);
Value *V = InsertNewInstBefore(
new GetElementPtrInst(X, Constant::getNullValue(Type::Int32Ty),
GEP.getOperand(1), GEP.getName()), GEP);
new GetElementPtrInst(X, Idx, Idx + 2, GEP.getName()), GEP);
// V and GEP are both pointer types --> BitCast
return new BitCastInst(V, GEP.getType());
}
@ -8609,9 +8612,11 @@ Instruction *InstCombiner::visitGetElementPtrInst(GetElementPtrInst &GEP) {
}
// Insert the new GEP instruction.
Value *Idx[2];
Idx[0] = Constant::getNullValue(Type::Int32Ty);
Idx[1] = NewIdx;
Instruction *NewGEP =
new GetElementPtrInst(X, Constant::getNullValue(Type::Int32Ty),
NewIdx, GEP.getName());
new GetElementPtrInst(X, Idx, Idx + 2, GEP.getName());
NewGEP = InsertNewInstBefore(NewGEP, GEP);
// The NewGEP must be pointer typed, so must the old one -> BitCast
return new BitCastInst(NewGEP, GEP.getType());
@ -8651,7 +8656,10 @@ Instruction *InstCombiner::visitAllocationInst(AllocationInst &AI) {
// insert our getelementptr instruction...
//
Value *NullIdx = Constant::getNullValue(Type::Int32Ty);
Value *V = new GetElementPtrInst(New, NullIdx, NullIdx,
Value *Idx[2];
Idx[0] = NullIdx;
Idx[1] = NullIdx;
Value *V = new GetElementPtrInst(New, Idx, Idx + 2,
New->getName()+".sub", It);
// Now make everything use the getelementptr instead of the original