[Mlir-commits] [mlir] [mlir][LLVM] handle ArrayAttr for constant array of structs (PR #139724)
llvmlistbot at llvm.org
llvmlistbot at llvm.org
Wed May 14 07:19:20 PDT 2025
================
@@ -3221,15 +3221,50 @@ LogicalResult LLVM::ConstantOp::verify() {
if (!isa<VectorType, LLVM::LLVMArrayType>(getType()))
return emitOpError() << "expected vector or array type";
// The number of elements of the attribute and the type must match.
- int64_t attrNumElements;
- if (auto elementsAttr = dyn_cast<ElementsAttr>(getValue()))
- attrNumElements = elementsAttr.getNumElements();
- else
- attrNumElements = cast<ArrayAttr>(getValue()).size();
- if (getNumElements(getType()) != attrNumElements)
- return emitOpError()
- << "type and attribute have a different number of elements: "
- << getNumElements(getType()) << " vs. " << attrNumElements;
+ if (auto elementsAttr = dyn_cast<ElementsAttr>(getValue())) {
+ int64_t attrNumElements = elementsAttr.getNumElements();
+ if (getNumElements(getType()) != attrNumElements)
+ return emitOpError()
+ << "type and attribute have a different number of elements: "
+ << getNumElements(getType()) << " vs. " << attrNumElements;
+ } else {
+ // When the attribute is an ArrayAttr, check that its nesting matches the
+ // corresponding ArrayType or VectorType nesting.
+ Type dimType = getType();
+ Attribute dimVal = getValue();
+ int dim = 0;
+ while (true) {
+ int64_t dimSize =
+ llvm::TypeSwitch<Type, int64_t>(dimType)
+ .Case<VectorType, LLVMArrayType>([&dimType](auto t) -> int64_t {
+ dimType = t.getElementType();
+ return t.getNumElements();
+ })
+ .Default([](auto) -> int64_t { return -1; });
----------------
jeanPerier wrote:
Not needed with more restrictive verifier.
https://github.com/llvm/llvm-project/pull/139724
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