Add type to Parameter Attributes which change in LLVM12

As of llvm12, the byVal and sret parameter attributes must have type.
This was not required in earlier versions of LLVM, so SpirvReader did not add types there. It is now necessary

Author: mnaczk

IGC/AdaptorOCL/SPIRV/SPIRVReader.cpp

@@ -4189,7 +4189,20 @@ SPIRVToLLVM::transFunction(SPIRVFunction *BF) {
     BA->foreachAttr([&](SPIRVFuncParamAttrKind Kind){
      if (Kind == FunctionParameterAttributeCount)
         return;
-      F->addAttribute(I->getArgNo() + 1, SPIRSPIRVFuncParamAttrMap::rmap(Kind));
+#if LLVM_VERSION_MAJOR >= 12
+     Attribute::AttrKind LLVMKind = SPIRSPIRVFuncParamAttrMap::rmap(Kind);
+     Type *AttrTy = nullptr;
+     if (LLVMKind == Attribute::AttrKind::ByVal)
+       AttrTy = cast<PointerType>(I->getType())->getElementType();
+     else if (LLVMKind == Attribute::AttrKind::StructRet)
+       AttrTy = I->getType();
+     // Make sure to use a correct constructor for a typed/typeless attribute
+     auto A = AttrTy ? Attribute::get(*Context, LLVMKind, AttrTy)
+                     : Attribute::get(*Context, LLVMKind);
+     I->addAttr(A);
+#else
+     F->addAttribute(I->getArgNo() + 1, SPIRSPIRVFuncParamAttrMap::rmap(Kind));
+#endif
     });
   }
   BF->foreachReturnValueAttr([&](SPIRVFuncParamAttrKind Kind){