+Index
+Address::memoryModuleIndex() const
+{
+ Index index =
+ bitSelect(RubySystem::getBlockSizeBits() +
+ RubySystem::getMemorySizeBits(), ADDRESS_WIDTH);
+ assert (index >= 0);
+ return index;
+
+ // Index indexHighPortion =
+ // address.bitSelect(MEMORY_SIZE_BITS - 1,
+ // PAGE_SIZE_BITS + NUMBER_OF_MEMORY_MODULE_BITS);
+ // Index indexLowPortion =
+ // address.bitSelect(DATA_BLOCK_BITS, PAGE_SIZE_BITS - 1);
+ //
+ // Index index = indexLowPortion |
+ // (indexHighPortion << (PAGE_SIZE_BITS - DATA_BLOCK_BITS));
+
+ /*
+ Round-robin mapping of addresses, at page size granularity
+
+ADDRESS_WIDTH MEMORY_SIZE_BITS PAGE_SIZE_BITS DATA_BLOCK_BITS
+ | | | |
+ \ / \ / \ / \ / 0
+ -----------------------------------------------------------------------
+ | unused |xxxxxxxxxxxxxxx| |xxxxxxxxxxxxxxx| |
+ | |xxxxxxxxxxxxxxx| |xxxxxxxxxxxxxxx| |
+ -----------------------------------------------------------------------
+ indexHighPortion indexLowPortion
+ <------->
+ NUMBER_OF_MEMORY_MODULE_BITS
+ */
+}
+
+void
+Address::print(std::ostream& out) const
+{
+ using namespace std;
+ out << "[" << hex << "0x" << m_address << "," << " line 0x"
+ << maskLowOrderBits(RubySystem::getBlockSizeBits()) << dec << "]"
+ << flush;
+}
+
+void
+Address::output(std::ostream& out) const
+{
+ // Note: this outputs addresses in the form "ffff", not "0xffff".
+ // This code should always be able to write out addresses in a
+ // format that can be read in by the below input() method. Please
+ // don't change this without talking to Milo first.
+ out << std::hex << m_address << std::dec;
+}
+
+void
+Address::input(std::istream& in)
+{
+ // Note: this only works with addresses in the form "ffff", not
+ // "0xffff". This code should always be able to read in addresses
+ // written out by the above output() method. Please don't change
+ // this without talking to Milo first.
+ in >> std::hex >> m_address >> std::dec;
+}
+
+Address::Address(const Address& obj)