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Altera Corporation 33
2
32-Bit Instruction
Set
This section provides a detailed description of the 32-bit Nios CPU
instructions. The descriptions are arranged in alphabetical order
according to instruction mnemonic. Each instruction page includes the
following information:
■ Instruction mnemonic and description
■ Description of operation
■ Assembler syntax
■ Syntax example
■ Operation description
■ Prefix actions
■ Condition codes
■ Instruction format
■ Instruction fields
1 The ∆ symbol found in the condition code flags table indicates
flags are changed by the instruction.
32-Bit Instruction Set