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Chapter 4
MicroBlaze Instruction Set Architecture
Summary
This chapter provides a detailed guide to theInstruction Set Architecture of MicroBlaze™.
Notation
The symbols used throughout this document are defined in Table 4-1.
Table 4-1: Symbol notation
Symbol Meaning
+ Add
- Subtract
× Multiply
∧ Bitwise logical AND
∨ Bitwise logical OR
⊕ Bitwise logical XOR
x Bitwise logical complement of x
← Assignment
>> Right shift
<< Left shift
rx Register x
x[i] Bit i in register x
x[i:j] Bits i through j in register x
=
Equal comparison
≠ Not equal comparison
>
Greater than comparison
>=
Greater than or equal comparison
<
Less than comparison
<=
Less than or equal comparison
sext(x) Sign-extend x