Altera Nios II User Manual page 213

Chapter 8: Instruction Set Reference
Instruction Set Reference
cmpgt
Operation:
Assembler Syntax:
Example:
Description:
Usage:
Pseudo-instruction:
February 2014 Altera Corporation
if ((signed) rA > (signed) rB)
then rC ← 1
else rC ← 0
cmpgt rC, rA, rB
cmpgt r6, r7, r8
If rA > rB, then stores 1 to rC; otherwise stores 0 to rC.
cmpgt performs the signed > operation of the C programming language.
cmpgt is implemented with the cmplt instruction by swapping its rA and rB operands.
compare greater than signed
Nios II Processor Reference Handbook
8–33