8303863: RISC-V: TestArrayStructs.java fails after JDK-8303604

Reviewed-by: jvernee, fyang

Author: feilongjiang

src/java.base/share/classes/jdk/internal/foreign/abi/riscv64/linux/LinuxRISCV64CallArranger.java

@@ -305,7 +305,7 @@ List<Binding> getBindings(Class<?> carrier, MemoryLayout layout, TypeClass argum
                         if (offset + copy < layout.byteSize()) {
                             bindings.dup();
                         }
-                        bindings.bufferLoad(offset, type)
+                        bindings.bufferLoad(offset, type, (int) copy)
                                 .vmStore(storage, type);
                         offset += copy;
                     }
@@ -415,7 +415,7 @@ List<Binding> getBindings(Class<?> carrier, MemoryLayout layout, TypeClass argum
                         VMStorage storage = locations[locIndex++];
                         Class<?> type = SharedUtils.primitiveCarrierForSize(copy, false);
                         bindings.dup().vmLoad(storage, type)
-                                .bufferStore(offset, type);
+                                .bufferStore(offset, type, (int) copy);
                         offset += copy;
                     }
                 }