[llvm] [llubi] Add support for byte types (PR #200672)

[Antonio Frighetto via llvm-commits]

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@@ -288,4 +312,63 @@ AnyValue AnyValue::getVectorSplat(const AnyValue &Scalar, size_t NumElements) {
   return AnyValue(std::vector<AnyValue>(NumElements, Scalar));
 }
 
+ByteValue::ByteValue(const APInt &V, bool IsLittleEndian)
+    : BitWidth(V.getBitWidth()), IsLittleEndian(IsLittleEndian) {
+  Val.resize(divideCeil(BitWidth, 8));
+  MutableBytesView View(Val, IsLittleEndian);
+  for (uint8_t I = 0; I < BitWidth; I += 8)
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antoniofrighetto wrote:

Could this overflow?

https://github.com/llvm/llvm-project/pull/200672