Section 2 CPU
Rev. 7.00 Mar 10, 2005 page 43 of 652
REJ09B0042-0700
2.5.3 Logic Operations
Table 2.6 describes the four instructions that perform logic operations.
Table 2.6 Logic Operation Instructions
Instruction Size
*
Function
AND B Rd ∧ Rs → Rd, Rd ∧ #IMM → Rd
Performs a logical AND operation on a general register and
another general register or immediate data
OR B Rd ∨ Rs → Rd, Rd ∨ #IMM → Rd
Performs a logical OR operation on a general register and another
general register or immediate data
XOR B Rd ⊕ Rs → Rd, Rd ⊕ #IMM → Rd
Performs a logical exclusive OR operation on a general register
and another general register or immediate data
NOT B ~ Rd → Rd
Obtains the one’s complement (logical complement) of general
register contents
Notes: * Size: Operand size
B: Byte
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