Fix segfault on 64bit
Fix segfault on 64bit

Upper portion of address data got lost when converting to int32_t and segfault when accessing them. This commit contains fix for it.
SapphireMordred/Sapphire,SapphireMordred/Sapphire,SapphireMordred/Sapphire,SapphireMordred/Sapphire,SapphireMordred/Sapphire