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ir-gen for multi-dimensional array construction. WIP. 

llvm-svn: 79497
This commit is contained in:
Fariborz Jahanian 2009-08-20 00:15:15 +00:00
parent eebcf574dd
commit eeb0e57247
1 changed files with 18 additions and 6 deletions
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24
clang/lib/CodeGen/CGCXX.cpp
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@ -374,18 +374,31 @@ CodeGenFunction::EmitCXXAggrConstructorCall(const CXXConstructorDecl *D,
EmitBlock(ForBody);
llvm::BasicBlock *ContinueBlock = createBasicBlock("for.inc");
// Inside the loop body, emit the constructor call on the array element.
Counter = Builder.CreateLoad(IndexPtr);
llvm::Value *Address = Builder.CreateInBoundsGEP(This, Counter, "arrayidx");
if (const ConstantArrayType *CAT =
dyn_cast<ConstantArrayType>(Array->getElementType())) {
// Need to call this routine again.
uint32_t delta = 1;
const ConstantArrayType *CAW = CAT;
do {
delta *= CAW->getSize().getZExtValue();
CAW = dyn_cast<ConstantArrayType>(CAW->getElementType());
} while (CAW);
// Address = This + delta*Counter
llvm::Value *DeltaPtr =
llvm::ConstantInt::get(llvm::Type::getInt32Ty(VMContext), delta);
Counter = Builder.CreateLoad(IndexPtr);
DeltaPtr = Builder.CreateMul(Counter, DeltaPtr, "mul");
llvm::Value *Address =
Builder.CreateInBoundsGEP(This, DeltaPtr, "arrayidx");
EmitCXXAggrConstructorCall(D, CAT, Address);
}
else
else {
Counter = Builder.CreateLoad(IndexPtr);
llvm::Value *Address = Builder.CreateInBoundsGEP(This, Counter, "arrayidx");
EmitCXXConstructorCall(D, Ctor_Complete, Address, 0, 0);
}
EmitBlock(ContinueBlock);
// Emit the increment of the loop counter.
@ -399,7 +412,6 @@ CodeGenFunction::EmitCXXAggrConstructorCall(const CXXConstructorDecl *D,
// Emit the fall-through block.
EmitBlock(AfterFor, true);
}
void