[clang] [CIR] Upstream initial support for fixed size VectorType (PR #136488)

[Bruno Cardoso Lopes via cfe-commits]

================
@@ -637,6 +637,41 @@ ArrayType::getABIAlignment(const ::mlir::DataLayout 
&dataLayout,
   return dataLayout.getTypeABIAlignment(getEltType());
 }
 
+//===----------------------------------------------------------------------===//
+// VectorType Definitions
+//===----------------------------------------------------------------------===//
+
+llvm::TypeSize cir::VectorType::getTypeSizeInBits(
+    const ::mlir::DataLayout &dataLayout,
+    ::mlir::DataLayoutEntryListRef params) const {
+  return llvm::TypeSize::getFixed(getSize() *
+                                  dataLayout.getTypeSizeInBits(getEltType()));
+}
+
+uint64_t
+cir::VectorType::getABIAlignment(const ::mlir::DataLayout &dataLayout,
+                                 ::mlir::DataLayoutEntryListRef params) const {
+  return llvm::NextPowerOf2(dataLayout.getTypeSizeInBits(*this));
+}
+
+mlir::LogicalResult cir::VectorType::verify(
+    llvm::function_ref<mlir::InFlightDiagnostic()> emitError,
+    mlir::Type eltType, uint64_t size) {
----------------
bcardosolopes wrote:

Thanks for adding this, note you also need to add tests for the invalid inputs!

https://github.com/llvm/llvm-project/pull/136488
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