MIPS architecture

• 32 32-bit registers (later we'll see 32 fp registers)
  • $s0-$s7 (actually 16-23)
  • $t0-$t7 (8-15)
  • $zero
  • others

• Lowest addressable unit is byte

• 32-bit words (4 bytes)

• Words start at byte addresses with multiples of 4

• Load-store architecture