Xilinx MicroBlaze Reference Manual page 267

pcmpeq Pattern Compare Equal
rD, rA, rB
pcmpeq
1 0 0 0 1 0
0
6
Description
The contents of register rA is compared with the contents in register rB.
• rD is loaded with 1 if they match, and 0 if not
Pseudocode
if (rB) = (rA) then
←
(rD) 1
else
←
(rD) 0
Registers Altered
• rD
Latency
• 1 cycle
Note
This instruction is only available when the parameter C_USE_PCMP_INSTR is set to 1.
MicroBlaze Processor Reference Guide
UG984 (v2018.2) June 21, 2018
equality comparison with a positive boolean result
rD rA
11
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Chapter 5: MicroBlaze Instruction Set Architecture
rB 1 0 0 0 0 0 0 0 0 0 0
16 21 31
268
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