Mips Technologies R4000 - Page 68

Chapter 2
38 MIPS R4000 Microprocessor User's Manual
Table 2-1 Byte Access within a Doubleword
Access Type
Mnemonic
(Value)
Low Order
Address
Bits
Bytes Accessed
Big endian
(63-----------31------------0)
Byte
Little endian
(63-----------31------------0)
Byte210
Doubleword (7) 0 0 0 0123456776543210
Septibyte (6)
0 0 0 0123456 6543210
001 12345677654321
Sextibyte (5)
0 0 0 012345 543210
010 234567765432
Quintibyte (4)
0 0 0 01234 43210
011 3456776543
Word (3)
0 0 0 0123 3210
100 45677654
Triplebyte (2)
000012 210
001 123 321
100 456 654
101 567765
Halfword (1)
00001 10
010 23 32
100 45 54
110 6776
Byte (0)
0000 0
001 1 1
010 2 2
011 3 3
100 4 4
101 5 5
110 6 6
111 77